Product Description
3W, 5W, 6W, 10W, 15W, 20W, 30W, 50W, 60W, 80W, 100W DC Brush Gear Motor for Sweeping Robot, Tilt Camera
Product Description
1) Motor power: 6~1200W
2) Ratio: 3~1296mm
3) Torque: ~1900N.m
Detailed Photos
Specification for DC gear motor:
| Motor type | Brush type / Brushless type / Stepper type | ||
| Frame size | 16mm ~ 130mm… can be customized | ||
| Running speed | Motor 1500-4000 rpm, Gear Ratio 1/3 ~ 1/3000 | ||
| Output power | 3W ~2200W… can be customized | ||
| Output shaft | round shaft, D-cut shaft, key-way shaft, hollow shaft… | ||
| Voltage type | 12V / 24V / 36V / 48V / 90V / 110V /220V… can be customized | ||
| Accessories | Internal driver / External driver / Connector / Brake / Encoder… | ||
| Gearbox type | Parallel shaft | ||
| Right angle hollow worm shaft | Right angle bevel hollow shaft | Flat type hollow shaft | |
| Right angle CHINAMFG worm shaft | Right angle bevel CHINAMFG shaft | Flat type CHINAMFG shaft | |
| Planetary center shaft | |||
FAQ
Q: Can you make the gear motor with customization?
A: Yes, we can customize per your request, like power, voltage, speed, shaft size, wires, connectors, capacitors, terminal box, IP grade, etc.
Q: Do you provide samples?
A: Yes. Sample is available for testing.
Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.
Q: What’s your lead time?
A: Standard product need 5-30days, a bit longer for customized products.
Q: Do you provide technology support?
A: Yes. Our company have design and development team, we can provide technology support if you
need.
Q: How to ship to us?
A: It is available by air, or by sea, or by train.
Q: How to pay the money?
A: T/T and L/C is preferred, with different currency, including USD, EUR, RMB, etc.
Q: How can I know the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
Q: How shall we contact you?
A: You can send inquiry directly, and we will respond within 24 hours.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Industrial |
|---|---|
| Operating Speed: | Constant Speed |
| Excitation Mode: | Excited |
| Samples: |
US$ 15/Piece
1 Piece(Min.Order) | Order Sample 1pcs
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| Customization: |
Available
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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In which applications are DC motors commonly used, and what advantages do they offer?
DC (Direct Current) motors are widely used in various applications due to their versatility, controllability, and specific advantages they offer. Here’s a detailed explanation of the common applications of DC motors and the advantages they provide:
1. Robotics:
DC motors are extensively used in robotics for precise control of movement and manipulation. They provide high torque and speed control, allowing robots to perform tasks with accuracy and efficiency. DC motors enable robotic arms, grippers, and mobile robots to execute complex motions and interact with their environment effectively.
2. Industrial Automation:
In industrial automation, DC motors are employed in conveyors, actuators, and positioning systems. The ability to control the motor speed and torque makes them suitable for applications such as material handling, assembly lines, and CNC machines. DC motors offer precise control over acceleration, deceleration, and positioning, enhancing overall productivity and efficiency in manufacturing processes.
3. Electric Vehicles:
DC motors have been widely used in electric vehicles (EVs) for many years. They are commonly found in electric cars, motorcycles, and scooters. DC motors provide high torque from standstill, enabling efficient acceleration and smooth operation. They also offer regenerative braking capabilities, which help in energy recovery during deceleration, thereby increasing the vehicle’s overall efficiency.
4. Appliances:
DC motors are utilized in various household appliances, including fans, blenders, vacuum cleaners, and refrigerators. Their controllable speed and torque allow for efficient operation and improved energy consumption. In appliances where variable speed control is required, such as ceiling fans or blender settings, DC motors offer precise adjustment options to meet different user preferences.
5. Renewable Energy Systems:
DC motors play a crucial role in renewable energy systems, such as wind turbines and solar tracking systems. They convert the rotational energy from wind or sunlight into electrical energy. DC motors enable precise tracking of the sun’s movement for optimal solar energy collection and efficient conversion of wind energy into electricity.
6. Advantages of DC Motors:
DC motors offer several advantages that make them suitable for various applications:
- Precise Speed Control: DC motors provide accurate and adjustable speed control, allowing for precise regulation of motor output.
- High Starting Torque: DC motors deliver high torque at startup, making them suitable for applications requiring quick acceleration or heavy loads.
- Controllability: DC motors can be easily controlled using voltage regulation, current limiting, and feedback control techniques.
- Efficiency: DC motors have high efficiency, especially when operating at lower speeds.
- Reliability: DC motors are known for their robustness and reliability, requiring minimal maintenance.
- Compact Size: DC motors are available in various sizes and can be designed compactly, making them suitable for applications with space constraints.
These advantages make DC motors an attractive choice in various industries and applications where precise control, high starting torque, and reliability are essential.
Can you explain the concept of armature winding in a DC motor?
In a DC (Direct Current) motor, the armature winding is a crucial component that plays a significant role in the motor’s operation. It is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. Here’s a detailed explanation of the concept of armature winding in a DC motor:
The armature winding is a coil or set of coils made of insulated wire that is wound around the armature core, which is typically a laminated iron core. The armature winding is located on the rotor of the motor and is connected to the commutator. It carries the armature current, which is the current that flows through the winding to create the magnetic field. The armature winding is usually made of copper wire due to its excellent electrical conductivity.
When a current passes through the armature winding, it generates a magnetic field around the winding according to Ampere’s circuital law. The direction of the magnetic field is determined by the right-hand rule, where the thumb represents the direction of the current flow, and the curled fingers indicate the direction of the magnetic field.
The interaction between the magnetic field produced by the armature winding and the magnetic field produced by the stator’s permanent magnets or electromagnets creates a mechanical force, known as torque. This torque causes the rotor to rotate, converting electrical energy into mechanical motion.
The armature winding is designed in such a way that it produces a multipole magnetic field. The number of poles in the winding corresponds to the number of poles in the stator’s magnetic field. This ensures that the magnetic fields of the armature and stator are properly aligned for efficient torque generation.
The armature winding is connected to the commutator, which is a cylindrical ring with multiple segments that are insulated from each other. As the rotor spins, the brushes make physical contact with different segments of the commutator, effectively reversing the direction of the current in the armature winding. This reversal of current flow ensures that the torque generated in the armature winding is always in the same direction, enabling continuous rotation of the rotor.
The design and configuration of the armature winding, including the number of turns, wire gauge, and connection scheme, can influence the motor’s performance characteristics, such as torque, speed, and efficiency. Optimal winding design is crucial for achieving the desired motor performance in various applications.
In summary, the armature winding in a DC motor is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. It is a critical component that facilitates the conversion of electrical energy into mechanical motion.
What are the environmental implications of using DC motors, particularly in green technologies?
DC (Direct Current) motors offer several environmental benefits when used in green technologies. Their characteristics and operational advantages contribute to reducing environmental impact compared to other motor types. Here’s a detailed explanation of the environmental implications of using DC motors, particularly in green technologies:
1. Energy Efficiency:
DC motors are known for their high energy efficiency. Compared to AC (Alternating Current) motors, DC motors generally have lower energy losses and can convert a larger proportion of electrical input power into mechanical output power. This increased efficiency results in reduced energy consumption, leading to lower greenhouse gas emissions and decreased reliance on fossil fuels for electricity generation.
2. Renewable Energy Integration:
DC motors are well-suited for integration with renewable energy sources. Many green technologies, such as solar photovoltaic systems and wind turbines, produce DC power. By utilizing DC motors directly in these systems, the need for power conversion from DC to AC can be minimized, reducing energy losses associated with conversion processes. This integration improves the overall system efficiency and contributes to a more sustainable energy infrastructure.
3. Battery-Powered Applications:
DC motors are commonly used in battery-powered applications, such as electric vehicles and portable devices. The efficiency of DC motors ensures optimal utilization of the limited energy stored in batteries, resulting in extended battery life and reduced energy waste. By utilizing DC motors in these applications, the environmental impact of fossil fuel consumption for transportation and energy storage is reduced.
4. Reduced Emissions:
DC motors, especially brushless DC motors, produce fewer emissions compared to internal combustion engines or motors that rely on fossil fuels. By using DC motors in green technologies, such as electric vehicles or electrically powered equipment, the emission of greenhouse gases and air pollutants associated with traditional combustion engines is significantly reduced. This contributes to improved air quality and a reduction in overall carbon footprint.
5. Noise Reduction:
DC motors generally operate with lower noise levels compared to some other motor types. The absence of brushes in brushless DC motors and the smoother operation of DC motor designs contribute to reduced noise emissions. This is particularly beneficial in green technologies like electric vehicles or renewable energy systems, where quieter operation enhances user comfort and minimizes noise pollution in residential or urban areas.
6. Recycling and End-of-Life Considerations:
DC motors, like many electrical devices, can be recycled at the end of their operational life. The materials used in DC motors, such as copper, aluminum, and various magnets, can be recovered and reused, reducing the demand for new raw materials and minimizing waste. Proper recycling and disposal practices ensure that the environmental impact of DC motors is further mitigated.
The use of DC motors in green technologies offers several environmental benefits, including increased energy efficiency, integration with renewable energy sources, reduced emissions, noise reduction, and the potential for recycling and end-of-life considerations. These characteristics make DC motors a favorable choice for sustainable and environmentally conscious applications, contributing to the transition to a greener and more sustainable future.
editor by CX 2024-03-05
China factory 54zyt 12 Volt 24 Volt DC Motor, Rated 3000rpm, 0.09nm Brush DC Motor vacuum pump
Product Description
| BG 54ZYT DC Brushed Motor | |
| Environmental Conditons | -20ºC~50ºC |
| Lnsulation Clase | B |
| Protection class | IP44 |
| Noise | ≤65dB |
| Number of phases | / |
| Lifespan | >1000h |
| Electrical Specifications | |||||||||
| Model | RATED LOAD | NO LOAD | STALL | ||||||
| Voltage | Power | Speed | Torque | Current | Speed | Current | Torque | Current | |
| V | W | rpm | N.m | A | rpm | A | N.m | A | |
| BG 54ZYT2430 | 24 | 30 | 3000 | 0.09 | 2 | 4000 | 0.2 | 0.27 | 6 |
Established in 1994, HangZhou BG Motor Factory is a professional manufacturer of brushless DC motors, brushed DC motors, planetary gear motors, worm gear motors, Universal motors and AC motors. We have a plant area of 6000 square meters, multiple patent certificates, and we have the independent design and development capabilities and strong technical force, with an annual output of more than 1 million units. Since the beginning of its establishment, BG motor has focused on the overall solution of motors. We manufacture and design motors, provide professional customized services, respond quickly to customer needs, and actively help customers to solve problems. Our motor products are exported to 20 countries, including the United States, Germany, Italy, the United Kingdom, Poland, Slovenia, Switzerland, Sweden, Singapore, South Korea etc.
Our founder, Mr. Sun, has more than 40 years of experience in motor technology, and our other engineers also have more than 15 years of experience, and 60% of our staff have more than 10 years of experience, and we can assure you that the quality of our motors is top notch.
The products cover AGV, underwater robots, robots, sewing machine industry, automobiles, medical equipment, automatic doors, lifting equipment, industrial equipment and have a wide range of applications.
We strive for CHINAMFG in the quality of each product, and we are only a small and sophisticated manufacturer.
Our vision: Drive the world CHINAMFG and make life better!
Q:1.What kind of motors can you provide?
A:At present, we mainly produce brushless DC motors, brush DC motors, AC motors, Universal Motors; the power of the motor is less than 5000W, and the diameter of the motor is not more than 200mm;
Q:2.Can you send me a price list?
A:For all of our motors, they are customized based on different requirements like lifetime, noise,voltage,and shaft etc. The price also varies according to annual quantity. So it’s really difficult for us to provide a price list. If you can share your detailed requirements and annual quantity, we’ll see what offer we can provide.
Q:3.Can l get some samples?
A:It depends. If only a few samples for personal use or replacement, I am afraid it’ll be difficult for us to provide because all of our motors are custom made and no stock available if there are no further needs. If just sample testing before the official order and our MOQ,price and other terms are acceptable,we’d love to provide samples.
Q4:Can you provide OEM or ODM service?
A:Yes,OEM and ODM are both available, we have the professional R&D dept which can provide professional solutions for you.
Q5:Can l visit your factory before we place an order?
A:welcome to visit our factory,wear every pleased if we have the chance to know each other more.
Q:6.What’s the lead time for a regular order?
A:For orders, the standard lead time is 15-20 days and this time can be shorter or longer based on the different model,period and quantity.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Universal, Industrial, Household Appliances, Car, Power Tools, Robot Arm |
|---|---|
| Operating Speed: | Constant Speed |
| Excitation Mode: | DC |
| Function: | Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | Can Be Choosen |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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What are the key differences between brushed and brushless DC motors?
Brushed and brushless DC motors are two distinct types of motors that differ in their construction, operation, and performance characteristics. Here’s a detailed explanation of the key differences between brushed and brushless DC motors:
1. Construction:
Brushed DC Motors: Brushed DC motors have a relatively simple construction. They consist of a rotor with armature windings and a commutator, and a stator with permanent magnets or electromagnets. The commutator and brushes make physical contact to provide electrical connections to the armature windings.
Brushless DC Motors: Brushless DC motors have a more complex construction. They typically consist of a stationary stator with permanent magnets or electromagnets and a rotor with multiple coils or windings. The rotor does not have a commutator or brushes.
2. Commutation:
Brushed DC Motors: In brushed DC motors, the commutator and brushes are responsible for the commutation process. The brushes make contact with different segments of the commutator, reversing the direction of the current through the armature windings as the rotor rotates. This switching of the current direction generates the necessary torque for motor rotation.
Brushless DC Motors: Brushless DC motors use electronic commutation instead of mechanical commutation. The commutation process is managed by an external electronic controller or driver. The controller determines the timing and sequence of energizing the stator windings based on the rotor position, allowing for precise control of motor operation.
3. Efficiency:
Brushed DC Motors: Brushed DC motors tend to have lower efficiency compared to brushless DC motors. This is primarily due to the energy losses associated with the brushes and commutation process. The friction and wear between the brushes and commutator result in additional power dissipation and reduce overall motor efficiency.
Brushless DC Motors: Brushless DC motors are known for their higher efficiency. Since they eliminate the use of brushes and commutators, there are fewer energy losses and lower frictional losses. The electronic commutation system allows for precise control of the motor’s operation, maximizing efficiency and reducing power consumption.
4. Maintenance:
Brushed DC Motors: Brushed DC motors require regular maintenance due to the wear and tear of the brushes and commutator. The brushes need periodic replacement, and the commutator requires cleaning to maintain proper electrical contact. The maintenance requirements contribute to additional costs and downtime for brushed DC motors.
Brushless DC Motors: Brushless DC motors have a relatively maintenance-free operation. As they do not have brushes or commutators, there is no need for brush replacement or commutator cleaning. This results in reduced maintenance costs and increased reliability of brushless DC motors.
5. Speed Control:
Brushed DC Motors: Brushed DC motors offer simpler speed control options. The speed can be controlled by adjusting the applied voltage or by varying the resistance in the armature circuit. This allows for relatively straightforward speed regulation.
Brushless DC Motors: Brushless DC motors provide more advanced and precise speed control capabilities. The speed can be controlled through the electronic commutation system by adjusting the timing and sequence of the stator windings’ energization. This allows for precise control of the motor’s speed and acceleration.
These key differences between brushed and brushless DC motors make each type suitable for different applications depending on factors such as efficiency requirements, maintenance considerations, and control complexity.
Can you explain the concept of armature winding in a DC motor?
In a DC (Direct Current) motor, the armature winding is a crucial component that plays a significant role in the motor’s operation. It is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. Here’s a detailed explanation of the concept of armature winding in a DC motor:
The armature winding is a coil or set of coils made of insulated wire that is wound around the armature core, which is typically a laminated iron core. The armature winding is located on the rotor of the motor and is connected to the commutator. It carries the armature current, which is the current that flows through the winding to create the magnetic field. The armature winding is usually made of copper wire due to its excellent electrical conductivity.
When a current passes through the armature winding, it generates a magnetic field around the winding according to Ampere’s circuital law. The direction of the magnetic field is determined by the right-hand rule, where the thumb represents the direction of the current flow, and the curled fingers indicate the direction of the magnetic field.
The interaction between the magnetic field produced by the armature winding and the magnetic field produced by the stator’s permanent magnets or electromagnets creates a mechanical force, known as torque. This torque causes the rotor to rotate, converting electrical energy into mechanical motion.
The armature winding is designed in such a way that it produces a multipole magnetic field. The number of poles in the winding corresponds to the number of poles in the stator’s magnetic field. This ensures that the magnetic fields of the armature and stator are properly aligned for efficient torque generation.
The armature winding is connected to the commutator, which is a cylindrical ring with multiple segments that are insulated from each other. As the rotor spins, the brushes make physical contact with different segments of the commutator, effectively reversing the direction of the current in the armature winding. This reversal of current flow ensures that the torque generated in the armature winding is always in the same direction, enabling continuous rotation of the rotor.
The design and configuration of the armature winding, including the number of turns, wire gauge, and connection scheme, can influence the motor’s performance characteristics, such as torque, speed, and efficiency. Optimal winding design is crucial for achieving the desired motor performance in various applications.
In summary, the armature winding in a DC motor is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. It is a critical component that facilitates the conversion of electrical energy into mechanical motion.
What are the environmental implications of using DC motors, particularly in green technologies?
DC (Direct Current) motors offer several environmental benefits when used in green technologies. Their characteristics and operational advantages contribute to reducing environmental impact compared to other motor types. Here’s a detailed explanation of the environmental implications of using DC motors, particularly in green technologies:
1. Energy Efficiency:
DC motors are known for their high energy efficiency. Compared to AC (Alternating Current) motors, DC motors generally have lower energy losses and can convert a larger proportion of electrical input power into mechanical output power. This increased efficiency results in reduced energy consumption, leading to lower greenhouse gas emissions and decreased reliance on fossil fuels for electricity generation.
2. Renewable Energy Integration:
DC motors are well-suited for integration with renewable energy sources. Many green technologies, such as solar photovoltaic systems and wind turbines, produce DC power. By utilizing DC motors directly in these systems, the need for power conversion from DC to AC can be minimized, reducing energy losses associated with conversion processes. This integration improves the overall system efficiency and contributes to a more sustainable energy infrastructure.
3. Battery-Powered Applications:
DC motors are commonly used in battery-powered applications, such as electric vehicles and portable devices. The efficiency of DC motors ensures optimal utilization of the limited energy stored in batteries, resulting in extended battery life and reduced energy waste. By utilizing DC motors in these applications, the environmental impact of fossil fuel consumption for transportation and energy storage is reduced.
4. Reduced Emissions:
DC motors, especially brushless DC motors, produce fewer emissions compared to internal combustion engines or motors that rely on fossil fuels. By using DC motors in green technologies, such as electric vehicles or electrically powered equipment, the emission of greenhouse gases and air pollutants associated with traditional combustion engines is significantly reduced. This contributes to improved air quality and a reduction in overall carbon footprint.
5. Noise Reduction:
DC motors generally operate with lower noise levels compared to some other motor types. The absence of brushes in brushless DC motors and the smoother operation of DC motor designs contribute to reduced noise emissions. This is particularly beneficial in green technologies like electric vehicles or renewable energy systems, where quieter operation enhances user comfort and minimizes noise pollution in residential or urban areas.
6. Recycling and End-of-Life Considerations:
DC motors, like many electrical devices, can be recycled at the end of their operational life. The materials used in DC motors, such as copper, aluminum, and various magnets, can be recovered and reused, reducing the demand for new raw materials and minimizing waste. Proper recycling and disposal practices ensure that the environmental impact of DC motors is further mitigated.
The use of DC motors in green technologies offers several environmental benefits, including increased energy efficiency, integration with renewable energy sources, reduced emissions, noise reduction, and the potential for recycling and end-of-life considerations. These characteristics make DC motors a favorable choice for sustainable and environmentally conscious applications, contributing to the transition to a greener and more sustainable future.
editor by CX 2024-02-19
China Hot selling Factory of 90mm Frame 90W,12V/24V DC Brush Gear Motor for Solar Industrial vacuum pump design
Product Description
Factory of 90mm Frame 90W,12V/24V DC Brush Gear Motor for Solar Industrial
Product Description:
Gear Motor-Torque Table Allowance Torque Unit:Upside (N.m)/Belowside (kgf.cm)
•Gearhead and Intermediate gearhead are sold separately.
•Enter the reduction ratio into the blank() within the model name.
•The speed is calculated by dividing the motor’s synchronous speed by the reduction ratio. The actual speed is 2%~20% less than the displayed value, depending on the size of the load.
•To reduce the speed beyond the reduction ratio in the following table, attach an intermediate gearhead (reduction ratio: 10) between the reducer and motor. In that case, the permissible torque is 20N.m.
|
Type Motor/Gearhead |
Gear Ratio |
3 |
3.6 |
5 |
6 |
7.5 |
9 |
12.5 |
15 |
18 |
25 |
30 |
36 |
50 |
60 |
75 |
90 |
100 |
120 |
150 |
180 |
|
Speed r/min |
933 |
111 |
560 |
466 |
373 |
311 |
224 |
186 |
155 |
112 |
93 |
77 |
56 |
46 |
37 |
31 |
28 |
23 |
18 |
15 |
|
|
Z5D90-24GU-28S |
5GU()RC/ 5GU()RT |
0.60 |
0.73 |
1.01 |
1.21 |
1.68 |
2.01 |
2.80 |
3.36 |
4.03 |
5.59 |
6.71 |
7.25 |
10.1 |
12.1 |
15.1 |
18.1 |
20.0 |
20.0 |
20.0 |
20.0 |
|
6.12 |
7.45 |
10.3 |
12.3 |
17.1 |
20.5 |
28.6 |
34.3 |
41.1 |
57.0 |
68.4 |
74.0 |
103 |
123 |
154 |
185 |
200 |
200 |
200 |
200 |
Dimensions(Unit:mm):
Company Information
FAQ
Q: What’re your main products?
A: We currently produce Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and High Precision Planetary Gear Box etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.
Q: How to select a suitable motor?
A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.
Q: Do you have a customized service for your standard motors?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.
Q: Do you have an individual design service for motors?
A: Yes, we would like to design motors individually for our customers, but it may need some mold developing cost and design charge.
Q: What’s your lead time?
A: Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.
Please contact us if you have detailed requests, thank you () /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Universal, Industrial, Power Tools |
|---|---|
| Operating Speed: | Constant Speed |
| Structure and Working Principle: | Brushless |
| Certification: | ISO9001, CCC, CCC, CE, RoHS, UL |
| Transport Package: | Cnt |
| Specification: | UL, CE, ISO9001, CCC, RoHS |
| Customization: |
Available
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What types of feedback mechanisms are commonly integrated into gear motors for control?
Gear motors often incorporate feedback mechanisms to provide control and improve their performance. These feedback mechanisms enable the motor to monitor and adjust its operation based on various parameters. Here are some commonly integrated feedback mechanisms in gear motors:
1. Encoder Feedback:
An encoder is a device that provides position and speed feedback by converting the motor’s mechanical motion into electrical signals. Encoders commonly used in gear motors include:
- Incremental Encoders: These encoders provide information about the motor’s shaft position and speed relative to a reference point. They generate pulses as the motor rotates, allowing precise measurement of position and speed changes.
- Absolute Encoders: Absolute encoders provide the precise position of the motor’s shaft within a full revolution. They do not require a reference point and provide accurate feedback even after power loss or motor restart.
2. Hall Effect Sensors:
Hall effect sensors use the principle of the Hall effect to detect the presence and strength of a magnetic field. They are commonly used in gear motors for speed and position sensing. Hall effect sensors provide feedback by detecting changes in the motor’s magnetic field and converting them into electrical signals.
3. Current Sensors:
Current sensors monitor the electrical current flowing through the motor’s windings. By measuring the current, these sensors provide feedback regarding the motor’s torque, load conditions, and power consumption. Current sensors are essential for motor control strategies such as current limiting, overcurrent protection, and closed-loop control.
4. Temperature Sensors:
Temperature sensors are integrated into gear motors to monitor the motor’s temperature. They provide feedback on the motor’s thermal conditions, allowing the control system to adjust the motor’s operation to prevent overheating. Temperature sensors are crucial for ensuring the motor’s reliability and preventing damage due to excessive heat.
5. Hall Effect Limit Switches:
Hall effect limit switches are used to detect the presence or absence of a magnetic field within a specific range. They are commonly employed as end-of-travel or limit switches in gear motors. Hall effect limit switches provide feedback to the control system, indicating when the motor has reached a specific position or when it has moved beyond the allowed range.
6. Resolver Feedback:
A resolver is an electromagnetic device used to determine the position and speed of a rotating shaft. It provides feedback by generating sine and cosine signals that correspond to the shaft’s angular position. Resolver feedback is commonly used in high-performance gear motors requiring accurate position and speed control.
These feedback mechanisms, when integrated into gear motors, enable precise control, monitoring, and adjustment of various motor parameters. By utilizing feedback signals from encoders, Hall effect sensors, current sensors, temperature sensors, limit switches, or resolvers, the control system can optimize the motor’s performance, ensure accurate positioning, maintain speed control, and protect the motor from excessive loads or overheating.
What are some common challenges or issues associated with gear motors, and how can they be addressed?
Gear motors, like any mechanical system, can face certain challenges or issues that may affect their performance, reliability, or longevity. However, many of these challenges can be addressed through proper design, maintenance, and operational practices. Here are some common challenges associated with gear motors and potential solutions:
1. Gear Wear and Failure:
Over time, gears in a gear motor can experience wear, resulting in decreased performance or even failure. The following measures can address this challenge:
- Proper Lubrication: Regular lubrication with the appropriate lubricant can minimize friction and wear between gear teeth. It is essential to follow manufacturer recommendations for lubrication intervals and use high-quality lubricants suitable for the specific gear motor.
- Maintenance and Inspection: Routine maintenance and periodic inspections can help identify early signs of gear wear or damage. Timely replacement of worn gears or components can prevent further damage and ensure the gear motor’s optimal performance.
- Material Selection: Choosing gears made from durable and wear-resistant materials, such as hardened steel or specialized alloys, can increase their lifespan and resistance to wear.
2. Backlash and Inaccuracy:
Backlash, as discussed earlier, can introduce inaccuracies in gear motor systems. The following approaches can help address this issue:
- Anti-Backlash Gears: Using anti-backlash gears, which are designed to minimize or eliminate backlash, can significantly reduce inaccuracies caused by gear play.
- Tight Manufacturing Tolerances: Ensuring precise manufacturing tolerances during gear production helps minimize backlash and improve overall accuracy.
- Backlash Compensation: Implementing control algorithms or mechanisms to compensate for backlash can help mitigate its effects and improve the accuracy of the gear motor.
3. Noise and Vibrations:
Gear motors can generate noise and vibrations during operation, which may be undesirable in certain applications. The following strategies can help mitigate this challenge:
- Noise Dampening: Incorporating noise-dampening features, such as vibration-absorbing materials or isolation mounts, can reduce noise and vibrations transmitted from the gear motor to the surrounding environment.
- Quality Gears and Bearings: Using high-quality gears and bearings can minimize vibrations and noise generation. Precision-machined gears and well-maintained bearings help ensure smooth operation and reduce unwanted noise.
- Proper Alignment: Ensuring accurate alignment of gears, shafts, and other components reduces the likelihood of noise and vibrations caused by misalignment. Regular inspections and adjustments can help maintain optimal alignment.
4. Overheating and Thermal Management:
Heat buildup can be a challenge in gear motors, especially during prolonged or heavy-duty operation. Effective thermal management techniques can address this issue:
- Adequate Ventilation: Providing proper ventilation and airflow around the gear motor helps dissipate heat. This can involve designing cooling fins, incorporating fans or blowers, or ensuring sufficient clearance for air circulation.
- Heat Dissipation Materials: Using heat-dissipating materials, such as aluminum or copper, in motor housings or heat sinks can improve heat dissipation and prevent overheating.
- Monitoring and Control: Implementing temperature sensors and thermal protection mechanisms allows for real-time monitoring of the gear motor’s temperature. If the temperature exceeds safe limits, the motor can be automatically shut down or adjusted to prevent damage.
5. Load Variations and Shock Loads:
Unexpected load variations or shock loads can impact the performance and durability of gear motors. The following measures can help address this challenge:
- Proper Sizing and Selection: Choosing gear motors with appropriate torque and load capacity ratings for the intended application helps ensure they can handle expected load variations and occasional shock loads without exceeding their limits.
- Shock Absorption: Incorporating shock-absorbing mechanisms, such as dampers or resilient couplings, can help mitigate the effects of sudden load changes or impacts on the gear motor.
- Load Monitoring: Implementing load monitoring systems or sensors allows for real-time monitoring of load variations. This information can be used to adjust operation or trigger protective measures when necessary.
By addressing these common challenges associated with gear motors through appropriate design considerations, regular maintenance, and operational practices, it is possible to enhance their performance, reliability, and longevity.
What are the different types of gears used in gear motors, and how do they impact performance?
Various types of gears are used in gear motors, each with its unique characteristics and impact on performance. The choice of gear type depends on the specific requirements of the application, including torque, speed, efficiency, noise level, and space constraints. Here’s a detailed explanation of the different types of gears used in gear motors and their impact on performance:
1. Spur Gears:
Spur gears are the most common type of gears used in gear motors. They have straight teeth that are parallel to the gear’s axis and mesh with another spur gear to transmit power. Spur gears provide high efficiency, reliable operation, and cost-effectiveness. However, they can generate significant noise due to the meshing of teeth, and they may produce axial thrust forces. Spur gears are suitable for applications that require high torque transmission and moderate to high rotational speeds.
2. Helical Gears:
Helical gears have angled teeth that are cut at an angle to the gear’s axis. This helical tooth configuration enables gradual engagement and smoother tooth contact, resulting in reduced noise and vibration compared to spur gears. Helical gears provide higher load-carrying capacity and are suitable for applications that require high torque transmission and moderate to high rotational speeds. They are commonly used in gear motors where low noise operation is desired, such as in automotive applications and industrial machinery.
3. Bevel Gears:
Bevel gears have teeth that are cut on a conical surface. They are used to transmit power between intersecting shafts, usually at right angles. Bevel gears can have straight teeth (straight bevel gears) or curved teeth (spiral bevel gears). These gears provide efficient power transmission and precise motion control in applications where shafts need to change direction. Bevel gears are commonly used in gear motors for applications such as steering systems, machine tools, and printing presses.
4. Worm Gears:
Worm gears consist of a worm (a type of screw) and a mating gear called a worm wheel or worm gear. The worm has a helical thread that meshes with the worm wheel, resulting in a compact and high gear reduction ratio. Worm gears provide high torque transmission, low noise operation, and self-locking properties, which prevent reverse motion. They are commonly used in gear motors for applications that require high gear reduction and locking capabilities, such as in lifting mechanisms, conveyor systems, and machine tools.
5. Planetary Gears:
Planetary gears, also known as epicyclic gears, consist of a central sun gear, multiple planet gears, and an outer ring gear. The planet gears mesh with both the sun gear and the ring gear, creating a compact and efficient gear system. Planetary gears offer high torque transmission, high gear reduction ratios, and excellent load distribution. They are commonly used in gear motors for applications that require high torque and compact size, such as in robotics, automotive transmissions, and industrial machinery.
6. Rack and Pinion:
Rack and pinion gears consist of a linear rack (a straight toothed bar) and a pinion gear (a spur gear with a small diameter). The pinion gear meshes with the rack to convert rotary motion into linear motion or vice versa. Rack and pinion gears provide precise linear motion control and are commonly used in gear motors for applications such as linear actuators, CNC machines, and steering systems.
The choice of gear type in a gear motor depends on factors such as the desired torque, speed, efficiency, noise level, and space constraints. Each type of gear offers specific advantages and impacts the performance of the gear motor differently. By selecting the appropriate gear type, gear motors can be optimized for their intended applications, ensuring efficient and reliable power transmission.
editor by CX 2024-02-17
China high quality ZD 3~ 200k Reduction Ratio Power Tools Electric Brush Square DC Gear Motor with Great quality
Product Description
Model Selection
ZD Leader has a wide range of micro motor production lines in the industry, including DC Motor, AC Motor, Brushless Motor, Planetary Gear Motor, Drum Motor, Planetary Gearbox, RV Reducer and Harmonic Gearbox etc. Through technical innovation and customization, we help you create outstanding application systems and provide flexible solutions for various industrial automation situations.
• Model Selection
Our professional sales representive and technical team will choose the right model and transmission solutions for your usage depend on your specific parameters.
• Drawing Request
If you need more product parameters, catalogues, CAD or 3D drawings, please contact us.
• On Your Need
We can modify standard products or customize them to meet your specific needs.
Product Parameters
Features:
1) Dimensions: 90mm
2) Power: 60, 90, 120W
3) Voltage(v): 12, 24, 90V
4) Speed(nS): 2500, 2600, 2800, 2900rpm
5) Reduction ratio: 3~ 200K
Usage:
Our dc gear motors can be widely used in medical appliance, packing mechanism, printing mechanism, cup making machine, textile machinery, and so on.
Certification: CE, UL, ISO9001 and Rohs
| Gearhead Model | Gear Ratio |
| 5GN *K | 3,3.6,5,6,7.5,9,12.5,15,18,25,30,36,50,60,75,90,100,120,150,180,200 |
| 5GN10XK(Decimal gearhead) | |
Other Related Products
Click here to find what you are looking for:
Company Profile
FAQ
Q: What’re your main products?
A: We currently produce Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and High Precision Planetary Gear Box etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.
Q: How to select a suitable motor?
A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.
Q: Do you have a customized service for your standard motors?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.
Q: Do you have an individual design service for motors?
A: Yes, we would like to design motors individually for our customers, but it may need some mold developing cost and design charge.
Q: What’s your lead time?
A: Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Industrial, Power Tools |
|---|---|
| Operating Speed: | Constant Speed |
| Structure and Working Principle: | Brush |
| Size: | 90mm |
| Power: | 60, 90, 120W |
| Voltage: | 12, 24, 90V |
| Customization: |
Available
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What are the key differences between brushed and brushless DC motors?
Brushed and brushless DC motors are two distinct types of motors that differ in their construction, operation, and performance characteristics. Here’s a detailed explanation of the key differences between brushed and brushless DC motors:
1. Construction:
Brushed DC Motors: Brushed DC motors have a relatively simple construction. They consist of a rotor with armature windings and a commutator, and a stator with permanent magnets or electromagnets. The commutator and brushes make physical contact to provide electrical connections to the armature windings.
Brushless DC Motors: Brushless DC motors have a more complex construction. They typically consist of a stationary stator with permanent magnets or electromagnets and a rotor with multiple coils or windings. The rotor does not have a commutator or brushes.
2. Commutation:
Brushed DC Motors: In brushed DC motors, the commutator and brushes are responsible for the commutation process. The brushes make contact with different segments of the commutator, reversing the direction of the current through the armature windings as the rotor rotates. This switching of the current direction generates the necessary torque for motor rotation.
Brushless DC Motors: Brushless DC motors use electronic commutation instead of mechanical commutation. The commutation process is managed by an external electronic controller or driver. The controller determines the timing and sequence of energizing the stator windings based on the rotor position, allowing for precise control of motor operation.
3. Efficiency:
Brushed DC Motors: Brushed DC motors tend to have lower efficiency compared to brushless DC motors. This is primarily due to the energy losses associated with the brushes and commutation process. The friction and wear between the brushes and commutator result in additional power dissipation and reduce overall motor efficiency.
Brushless DC Motors: Brushless DC motors are known for their higher efficiency. Since they eliminate the use of brushes and commutators, there are fewer energy losses and lower frictional losses. The electronic commutation system allows for precise control of the motor’s operation, maximizing efficiency and reducing power consumption.
4. Maintenance:
Brushed DC Motors: Brushed DC motors require regular maintenance due to the wear and tear of the brushes and commutator. The brushes need periodic replacement, and the commutator requires cleaning to maintain proper electrical contact. The maintenance requirements contribute to additional costs and downtime for brushed DC motors.
Brushless DC Motors: Brushless DC motors have a relatively maintenance-free operation. As they do not have brushes or commutators, there is no need for brush replacement or commutator cleaning. This results in reduced maintenance costs and increased reliability of brushless DC motors.
5. Speed Control:
Brushed DC Motors: Brushed DC motors offer simpler speed control options. The speed can be controlled by adjusting the applied voltage or by varying the resistance in the armature circuit. This allows for relatively straightforward speed regulation.
Brushless DC Motors: Brushless DC motors provide more advanced and precise speed control capabilities. The speed can be controlled through the electronic commutation system by adjusting the timing and sequence of the stator windings’ energization. This allows for precise control of the motor’s speed and acceleration.
These key differences between brushed and brushless DC motors make each type suitable for different applications depending on factors such as efficiency requirements, maintenance considerations, and control complexity.
How do DC motors compare to AC motors in terms of performance and efficiency?
When comparing DC (Direct Current) motors and AC (Alternating Current) motors, several factors come into play, including performance and efficiency. Here’s a detailed explanation of how DC motors and AC motors compare in terms of performance and efficiency:
1. Performance:
Speed Control: DC motors typically offer better speed control compared to AC motors. DC motors can be easily controlled by varying the voltage applied to the armature, allowing for precise and smooth speed regulation. On the other hand, AC motors rely on complex control methods such as variable frequency drives (VFDs) to achieve speed control, which can be more challenging and costly.
Starting Torque: DC motors generally provide higher starting torque compared to AC motors. The presence of a separate field winding in DC motors allows for independent control of the field current, enabling higher torque during motor startup. AC motors, especially induction motors, typically have lower starting torque, requiring additional starting mechanisms or devices.
Reversibility: DC motors offer inherent reversibility, meaning they can easily change their rotational direction by reversing the polarity of the applied voltage. AC motors, particularly induction motors, require more complex control mechanisms to achieve reversible operation.
Dynamic Response: DC motors have faster dynamic response characteristics compared to AC motors. They can quickly accelerate or decelerate, making them suitable for applications that require rapid changes in speed or precise control, such as robotics or servo systems.
2. Efficiency:
Full Load Efficiency: AC motors, especially three-phase induction motors, generally exhibit higher full load efficiencies compared to DC motors. This efficiency advantage is primarily due to the absence of commutation and the use of a rotating magnetic field in AC motors, which results in reduced energy losses and improved efficiency.
Partial Load Efficiency: DC motors can have higher efficiency at partial loads compared to AC motors. DC motors can be controlled by adjusting the armature voltage, allowing them to operate at reduced power while maintaining relatively high efficiency. AC motors, especially induction motors, may experience reduced efficiency at partial loads due to factors such as increased iron losses and reduced power factor.
Regenerative Braking: DC motors offer the advantage of regenerative braking, where the motor acts as a generator and converts kinetic energy into electrical energy during deceleration or braking. This regenerative braking capability allows for energy recovery, increasing overall system efficiency. AC motors typically require additional components or systems to achieve regenerative braking.
Power Factor: AC motors, when properly designed and operated, can have a power factor close to unity. This means that they draw relatively low reactive power from the electrical grid, resulting in improved power system efficiency. DC motors, on the other hand, may exhibit a lower power factor and require power factor correction measures if necessary.
In summary, DC motors and AC motors have their respective strengths and weaknesses in terms of performance and efficiency. DC motors excel in speed control, starting torque, reversibility, and dynamic response. AC motors, particularly three-phase induction motors, generally offer higher full load efficiency and power factor. However, DC motors can achieve higher efficiency at partial loads and have the advantage of regenerative braking. The choice between DC motors and AC motors depends on the specific application requirements, cost considerations, and the desired balance between performance and efficiency.
Where can individuals find reliable resources for learning more about DC motors and their applications?
Individuals seeking reliable resources to learn more about DC (Direct Current) motors and their applications can explore various sources that provide comprehensive and accurate information. Here’s a detailed explanation of where individuals can find reliable resources for learning about DC motors:
1. Manufacturer Websites:
Many DC motor manufacturers have dedicated sections on their websites that provide detailed information about their products, including specifications, application notes, technical guides, and whitepapers. These resources offer valuable insights into the design, operation, and application considerations of DC motors. Examples of reputable DC motor manufacturers include Baldor, Maxon Motor, and Faulhaber.
2. Industry Associations and Organizations:
Industry associations and organizations related to electrical engineering, automation, and motor technology can be excellent sources of reliable information. Examples include the Institute of Electrical and Electronics Engineers (IEEE) and the American Society of Mechanical Engineers (ASME). These associations often provide access to technical publications, research papers, conferences, and educational resources related to DC motors and their applications.
3. Technical Books and Publications:
Technical books and publications authored by experts in the field of electrical engineering and motor technology can provide in-depth knowledge about DC motors. Books such as “Electric Motors and Drives: Fundamentals, Types, and Applications” by Austin Hughes and “Practical Electric Motor Handbook” by Irving Gottlieb are widely regarded as reliable resources for learning about DC motors and their applications.
4. Online Educational Platforms:
Online educational platforms offer a wealth of resources for learning about DC motors. Websites like Coursera, Udemy, and Khan Academy provide online courses, tutorials, and video lectures on electrical engineering, motor theory, and applications. These platforms often have courses specifically dedicated to DC motors, covering topics such as motor principles, control techniques, and practical applications.
5. Research Papers and Scientific Journals:
Research papers published in scientific journals and conference proceedings can provide detailed insights into the latest advancements and research findings related to DC motors. Platforms like IEEE Xplore, ScienceDirect, and Google Scholar can be used to search for scholarly articles on DC motors. These papers are authored by researchers and experts in the field and provide reliable and up-to-date information on various aspects of DC motor technology.
6. Online Forums and Communities:
Online forums and communities focused on electrical engineering, motor technology, and DIY projects can be valuable resources for learning about DC motors. Platforms like Reddit, Stack Exchange (Electrical Engineering section), and specialized motor forums provide opportunities to ask questions, engage in discussions, and learn from experienced individuals in the field. However, it’s important to verify information obtained from online forums as they may contain a mix of opinions and varying levels of expertise.
When accessing these resources, it’s essential to critically evaluate the information and cross-reference it with multiple sources to ensure accuracy and reliability. By utilizing a combination of manufacturer websites, industry associations, technical books, online educational platforms, research papers, and online communities, individuals can gain a comprehensive understanding of DC motors and their applications.
editor by CX 2024-02-16
China Hot selling Brush Planetary Gear Motor 12V 24V High Torque Low Speed to 7000rpm DC Motor supplier
Product Description
SHN Motors
1.Features
1). High efficiency
2). Long operating life
3). Low noise
4). Good temperature rise
5). Good balance
6). The most available design for the optimized running.
2.Related Specifications
1) 42mm series
| Model | DMW421 | DMW422 | DMW423 | |
| Voltage | V | 24 | ||
| No load speed | rpm | 5000 | 5000 | 5000 |
| Rated torque | Nm | 0.063 | 0.094 | 0.125 |
| Rated Speed | rpm | 4000 | 4000 | 4000 |
| Rated Current | A | 1.7 | 2.5 | 3.5 |
| Torque(max) | Nm | 0.19 | 0.27 | 0.38 |
| Back-EMF constant | V/Krpm | 3.13 | 3.13 | 3.15 |
| Torque Constant | Nm/A | 0.039 | 0.04 | 0.04 |
| Resistance | ohm | 1.5 | 0.53 | 0.74 |
| Weight | Kg | 0.3 | 0.4 | 0.5 |
| Length | mm | 41 | 51 | 6 |
2) 70mmSeries
| Model | Rated Voltage | No load speed |
Rated torque | Rated Speed | Rated Current |
Rated power |
L |
| VDC | RPM | Nm | rpm | A | W | mm | |
| DMW701 | 48 | 3500 | 0.5 | 3000 | 4.3 | 157 | 86 |
| DMW702 | 48 | 3500 | 1 | 3000 | 8.7 | 314 | 116 |
| DMW703 | 48 | 3500 | 1.5 | 3000 | 12.9 | 471 | 136 |
3) 80mmSeries
| Model | DMW801 | DMW802 | DMW803 | |
| Voltage | V | 24 | ||
| No load speed | rpm | 4200 | 4200 | 4200 |
| Rated torque | Nm | 0.25 | 0.5 | 0.75 |
| Rated Speed | rpm | 3000 | 3000 | 3000 |
| Rated Current | A | 5.2 | 10.5 | 15 |
| Rated power | W | 79 | 157 | 236 |
| Back-EMF constant | V/Krpm | 9 | 9.2 | 9.5 |
| Torque Constant | Nm/A | 0.06 | 0.052 | 0.05 |
| Resistance | ohm | 0.5 | 0.43 | 0.35 |
| Weight | Kg | 1.6 | 2.2 | 3 |
| Length | mm | 75 | 95 | 115 |
4) 86mmSeries
| Model | DMW861 | DMW862 | DMW863 | |
| Voltage | V | 48 | ||
| No load speed | rpm | 3500 | 3500 | 3400 |
| Rated torque | Nm | 1.0 | 1.8 | 2.5 |
| Rated Speed | rpm | 3000 | 3000 | 3000 |
| Rated Current | A | 8.6 | 14.8 | 20 |
| Torque(max) | Nm | 3.0 | 5.4 | 7.5 |
| Back-EMF constant | V/Krpm | 9.8 | 9.8 | 10 |
| Torque Constant | Nm/A | 0.13 | 0.13 | 0.14 |
| Resistance | ohm | 0.32 | 0.15 | 0.1 |
| Weight | Kg | 2.2 | 3.2 | 4.2 |
| Length | mm | 80 | 105 | 130 |
5) 60mmSeries
| Model | DMW601 | DMW602 | DMW603 | |
| Voltage | V | 36 | ||
| No load speed | rpm | 4100 | 4100 | 4100 |
| Rated torque | Nm | 0.25 | 0.5 | 0.75 |
| Rated Speed | rpm | 3000 | 3000 | 3000 |
| Rated Current | A | 3 | 6 | 9 |
| Torque(max) | Nm | 0.75 | 1.5 | 2 |
| Back-EMF constant | V/Krpm | 6.2 | 6.5 | 6.5 |
| Torque Constant | Nm/A | 0.043 | 0.045 | 0.041 |
| Resistance | ohm | 0.59 | 0.26 | 0.2 |
| Weight | Kg | 0.9 | 1.2 | 1.6 |
| Length | mm | 78 | 99 | 120 |
6) 57mm Series
| Model | DMW571 | DMW572 | DMW573 | DMW574 | ||
| Voltage | V | 36 | ||||
| No load speed | rpm | 5200 | 5200 | 5300 | 5400 | |
| Rated torque | Nm | 0.11 | 0.22 | 0.32 | 0.42 | |
| Rated Speed | rpm | 4000 | 4000 | 4000 | 4000 | |
| Rated Current | A | 1.8 | 3.2 | 4.7 | 6.5 | |
| Torque(max) | Nm | 0.3 | 0.5 | 0.8 | 1.2 | |
| Back-EMF constant | V/Krpm | 4.5 | 4.8 | 4.83 | 4.9 | |
| Torque Constant | Nm/A | 0.072 | 0.078 | 0.08 | 0.09 | |
| Resistance | ohm | 1.7 | 0.75 | 0.5 | 0.39 | |
| Weight | Kg | 0.45 | 0.8 | 1.1 | 1.4 | |
| Length | mm | 55 | 75 | 95 | 115 | |
7) 57 High Torque
| Model | DMW571 | DMW572 | DMW573 | DMW574 | |
| Voltage | V | 36 | |||
| No load speed | rpm | 5200 | 5200 | 5200 | 5200 |
| Rated torque | Nm | 0.14 | 0.28 | 0.43 | 0.49 |
| Rated Speed | rpm | 4000 | 4000 | 4000 | 4000 |
| Rated Current | A | 2.2 | 4.5 | 6.8 | 7.9 |
| Torque(max) | Nm | 0.4 | 0.6 | 0.9 | 1.5 |
| Back-EMF constant | V/Krpm | 4.5 | 4.8 | 4.83 | 4.9 |
| Torque Constant | Nm/A | 0.072 | 0.078 | 0.08 | 0.09 |
| Resistance | ohm | 2 | 0.9 | 0.7 | 0.5 |
| Weight | Kg | 0.5 | 0.9 | 1.3 | 1.8 |
| Length | mm | 55 | 75 | 95 | 115 |
3.Outlines/Drawings
4.About US
5.Main Products
6.Package and Shipping
1.FedEX / DHL / UPS / TNT for samples,Door to door service;
2.By sea for batch goods;
3.Customs specifying freight forwarders or negotiable shipping methods;
4.Delivery Time:20-25 Days for samples;30-35 Days for batch goods;
5.Payment Terms:T/T,L/C at sight,D/P etc.
7.FAQ
Q1. When can I get the quotation?
We usually quote within 24 hours after we get your inquiry.
If you are urgent to get the price, please send the message on and or call us directly.
Q2. How can I get a sample to check your quality?
After price confirmed, you can requiry for samples to check quality.
If you need the samples, we will charge for the sample cost.
But the sample cost can be refundable when your quantity of first order is above the MOQ
Q3. Can you do OEM for us?
Yes, the product packing can be designed as you want.
Q4. How about MOQ?
1 pcs for carton box.
Q5. What is your main market?
Eastern Europe, Southeast Asia, South America.
Please feel free to contact us if you have any question.
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| Application: | Universal, Industrial, Household Appliances, Car, Power Tools |
|---|---|
| Operating Speed: | Adjust Speed |
| Excitation Mode: | Excited |
| Function: | Control, Driving |
| Casing Protection: | Protection Type |
| Number of Poles: | Customized |
| Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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Are gear motors suitable for both heavy-duty industrial applications and smaller-scale uses?
Yes, gear motors are suitable for both heavy-duty industrial applications and smaller-scale uses. Their versatility and ability to provide torque multiplication make them valuable in a wide range of applications. Here’s a detailed explanation of why gear motors are suitable for both types of applications:
1. Heavy-Duty Industrial Applications:
Gear motors are commonly used in heavy-duty industrial applications due to their robustness and ability to handle high loads. Here are the reasons why they are suitable for such applications:
- Torque Multiplication: Gear motors are designed to provide high torque output, making them ideal for applications that require substantial force to move or operate heavy machinery, conveyors, or equipment.
- Load Handling: Industrial settings often involve heavy loads and demanding operating conditions. Gear motors, with their ability to handle high loads, are well-suited for tasks such as lifting, pulling, pushing, or driving heavy materials or equipment.
- Durability: Heavy-duty industrial applications require components that can withstand harsh environments, frequent use, and demanding operating conditions. Gear motors are typically constructed with durable materials and designed to withstand heavy vibrations, shock loads, and temperature variations.
- Speed Reduction: Many industrial processes require the reduction of motor speed to achieve the desired output speed. Gear motors offer precise speed reduction capabilities through gear ratios, allowing for optimal control and operation of machinery and equipment.
2. Smaller-Scale Uses:
While gear motors excel in heavy-duty industrial applications, they are also suitable for smaller-scale uses across various industries and applications. Here’s why gear motors are well-suited for smaller-scale uses:
- Compact Size: Gear motors are available in compact sizes, making them suitable for applications with limited space or small-scale machinery, devices, or appliances.
- Torque and Power Control: Even in smaller-scale applications, there may be a need for torque multiplication or precise power control. Gear motors can provide the necessary torque and power output for tasks such as precise positioning, controlling speed, or driving small loads.
- Versatility: Gear motors come in various configurations, such as parallel shaft, planetary, or worm gear designs, offering flexibility to match specific requirements. They can be adapted to different applications, including robotics, medical devices, automotive systems, home automation, and more.
- Efficiency: Gear motors are designed to be efficient, converting the electrical input power into mechanical output power with minimal losses. This efficiency is advantageous for smaller-scale applications where energy conservation and battery life are critical.
Overall, gear motors are highly versatile and suitable for both heavy-duty industrial applications and smaller-scale uses. Their ability to provide torque multiplication, handle high loads, offer precise speed control, and accommodate various sizes and configurations makes them a reliable choice in a wide range of applications. Whether it’s powering large industrial machinery or driving small-scale automation systems, gear motors provide the necessary torque, control, and durability required for efficient operation.
Are there environmental benefits to using gear motors in certain applications?
Yes, there are several environmental benefits associated with the use of gear motors in certain applications. Gear motors offer advantages that can contribute to increased energy efficiency, reduced resource consumption, and lower environmental impact. Here’s a detailed explanation of the environmental benefits of using gear motors:
1. Energy Efficiency:
Gear motors can improve energy efficiency in various ways:
- Torque Conversion: Gear reduction allows gear motors to deliver higher torque output while operating at lower speeds. This enables the motor to perform tasks that require high torque, such as lifting heavy loads or driving machinery with high inertia, more efficiently. By matching the motor’s power characteristics to the load requirements, gear motors can operate closer to their peak efficiency, minimizing energy waste.
- Controlled Speed: Gear reduction provides finer control over the motor’s rotational speed. This allows for more precise speed regulation, reducing the likelihood of energy overconsumption and optimizing energy usage.
2. Reduced Resource Consumption:
The use of gear motors can lead to reduced resource consumption and environmental impact:
- Smaller Motor Size: Gear reduction allows gear motors to deliver higher torque with smaller, more compact motors. This reduction in motor size translates to reduced material and resource requirements during manufacturing. It also enables the use of smaller and lighter equipment, which can contribute to energy savings during operation and transportation.
- Extended Motor Lifespan: The gear mechanism in gear motors helps reduce the load and stress on the motor itself. By distributing the load more evenly, gear motors can help extend the lifespan of the motor, reducing the need for frequent replacements and the associated resource consumption.
3. Noise Reduction:
Gear motors can contribute to a quieter and more environmentally friendly working environment:
- Noise Dampening: Gear reduction can help reduce the noise generated by the motor. The gear mechanism acts as a noise dampener, absorbing and dispersing vibrations and reducing overall noise emission. This is particularly beneficial in applications where noise reduction is important, such as residential areas, offices, or noise-sensitive environments.
4. Precision and Control:
Gear motors offer enhanced precision and control, which can lead to environmental benefits:
- Precise Positioning: Gear motors, especially stepper motors and servo motors, provide precise positioning capabilities. This accuracy allows for more efficient use of resources, minimizing waste and optimizing the performance of machinery or systems.
- Optimized Control: Gear motors enable precise control over speed, torque, and movement. This control allows for better optimization of processes, reducing energy consumption and minimizing unnecessary wear and tear on equipment.
In summary, using gear motors in certain applications can have significant environmental benefits. Gear motors offer improved energy efficiency, reduced resource consumption, noise reduction, and enhanced precision and control. These advantages contribute to lower energy consumption, reduced environmental impact, and a more sustainable approach to power transmission and control. When selecting motor systems for specific applications, considering the environmental benefits of gear motors can help promote energy efficiency and sustainability.
How does the gearing mechanism in a gear motor contribute to torque and speed control?
The gearing mechanism in a gear motor plays a crucial role in controlling torque and speed. By utilizing different gear ratios and configurations, the gearing mechanism allows for precise manipulation of these parameters. Here’s a detailed explanation of how the gearing mechanism contributes to torque and speed control in a gear motor:
The gearing mechanism consists of multiple gears with varying sizes, tooth configurations, and arrangements. Each gear in the system engages with another gear, creating a mechanical connection. When the motor rotates, it drives the rotation of the first gear, which then transfers the motion to subsequent gears, ultimately resulting in the output shaft’s rotation.
Torque Control:
The gearing mechanism in a gear motor enables torque control through the principle of mechanical advantage. The gear system utilizes gears with different numbers of teeth, known as gear ratio, to adjust the torque output. When a smaller gear (pinion) engages with a larger gear (gear), the pinion rotates faster than the gear but exerts more force or torque. This results in torque amplification, allowing the gear motor to deliver higher torque at the output shaft while reducing the rotational speed. Conversely, if a larger gear engages with a smaller gear, torque reduction occurs, resulting in higher rotational speed at the output shaft.
By selecting the appropriate gear ratio, the gearing mechanism effectively adjusts the torque output of the gear motor to match the requirements of the application. This torque control capability is essential in applications that demand high torque for heavy lifting or overcoming resistance, as well as applications that require lower torque but higher rotational speed.
Speed Control:
The gearing mechanism also contributes to speed control in a gear motor. The gear ratio determines the relationship between the rotational speed of the input shaft (driven by the motor) and the output shaft. When a gear motor has a higher gear ratio (more teeth on the driven gear compared to the driving gear), it reduces the output speed while increasing the torque. Conversely, a lower gear ratio increases the output speed while reducing the torque.
By choosing the appropriate gear ratio, the gearing mechanism allows for precise speed control in a gear motor. This is particularly useful in applications that require specific speed ranges or variations, such as conveyor systems, robotic movements, or machinery that needs to operate at different speeds for different tasks. The speed control capability of the gearing mechanism enables the gear motor to match the desired speed requirements of the application accurately.
In summary, the gearing mechanism in a gear motor contributes to torque and speed control by utilizing different gear ratios and configurations. It enables torque amplification or reduction, depending on the gear arrangement, allowing the gear motor to deliver the required torque output. Additionally, the gear ratio also determines the relationship between the rotational speed of the input and output shafts, providing precise speed control. These torque and speed control capabilities make gear motors versatile and suitable for a wide range of applications in various industries.
editor by CX 2024-02-10
China manufacturer 15kw 20HP 220V 440V 580rpm Brush DC Electric Motor a/c vacuum pump
Product Description
ZZJ-800 Series DC Motor
Power: 3.75kw – 186KW
Voltage: Normal 400V, 220V
Speed: Rated Speed reference
Protection Degree: IP23/IP44
Cooling method: IC01/IC06/IC17/IC37
Insulation Class: F
Duty: S1
Package: Export Wooden Package
Payment: 30% in advance, balance by T/T or L/C at sight
ZZJ-804, 15KW, 220V/440V, 580r/min, IC06, IP23/IP44, F Insulation
Product Description
ZZJ-800 series hoisting and metallurgical DC motor is a kind of dc motor used for metallurgy and hoisting, available for steel rolling machine, crane, elevator and electric excavator, etc.
The motor have lower moment of inertia (GD), higher overload capacity, and quicker speed response so that it is possible to undergo frequent starting, braking, and repeated change of direction of rotation. Moreover, the motor are reliable, perform well in speed regulating, and can be operated suitably on thyristor continue rolled supplies.
The sturdy unitary round frame structure is highly resistant to shock impact. All the windings are VPI(Vacuum pressure impregnated) with class F insulation, to form an integral construction with the laminated cores, ensuring high dielectric stability and excellent heat dissipation. Besides, the connection between armature winding and segment risers is employed by TIG welding(inert gas tungsten are welding), thereby improving the electro-mechanical reliability.
Electrical Performance
Basic type of construction is horizontal foot-mounted and 2 shaft-ends which are 1:10 tapered. Terminal box is located at the right side of motor viewed from the main drive end.
Rating, performance and outline mounting dimension all conform to the standard of IEC 34-13 specification for mill auxiliary motor, and national standard GB5227 specification for mill auxiliary DC motor.
Modes of protection and cooling have 6 kinds:
1. Totally enclosed, self-cooling. IP44, IC410.
2. Drip-proof, force ventilated with built-on blower. IP23S, IC06.
3. Drip-proof, single pipe ventilated. IP23S, IC17.
4. Totally enclosed, double pipe ventilated. IP44, IC37.
5. Drip-proof, self-ventilated. IP23S, IC01.
6. Totally enclosed, force ventilated with air-to-water heat exchanger. IP44, IC86W(only for ZZJ-806-818). It may also be made into other different types on request.
Order Notice
1. Pls refer to the catalogue before ordering. If the types rating you need are not covered by our booklet, pls contact us. Should you have any specific needs, pls offer us clear and concrete proposal in advance.
2. Pls write clearly the type, output, voltage, speed, excitation, exciting voltage, duty-cycle, type of construction, Number of shaft-end, location of terminal box, direction of rotation, as well as the name and quantity of necessary accessories and spare parts, etc.
3. Quality control as well as economic and technical factors so as to meet the increasing needs of our customers, the catalogue is subject to relevant change without notice.
Meaning of Type
Packaging & Delivery
Testing Equipment
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Universal, Industrial |
|---|---|
| Operating Speed: | Adjust Speed |
| Excitation Mode: | Excited |
| Function: | Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 804 |
In which applications are DC motors commonly used, and what advantages do they offer?
DC (Direct Current) motors are widely used in various applications due to their versatility, controllability, and specific advantages they offer. Here’s a detailed explanation of the common applications of DC motors and the advantages they provide:
1. Robotics:
DC motors are extensively used in robotics for precise control of movement and manipulation. They provide high torque and speed control, allowing robots to perform tasks with accuracy and efficiency. DC motors enable robotic arms, grippers, and mobile robots to execute complex motions and interact with their environment effectively.
2. Industrial Automation:
In industrial automation, DC motors are employed in conveyors, actuators, and positioning systems. The ability to control the motor speed and torque makes them suitable for applications such as material handling, assembly lines, and CNC machines. DC motors offer precise control over acceleration, deceleration, and positioning, enhancing overall productivity and efficiency in manufacturing processes.
3. Electric Vehicles:
DC motors have been widely used in electric vehicles (EVs) for many years. They are commonly found in electric cars, motorcycles, and scooters. DC motors provide high torque from standstill, enabling efficient acceleration and smooth operation. They also offer regenerative braking capabilities, which help in energy recovery during deceleration, thereby increasing the vehicle’s overall efficiency.
4. Appliances:
DC motors are utilized in various household appliances, including fans, blenders, vacuum cleaners, and refrigerators. Their controllable speed and torque allow for efficient operation and improved energy consumption. In appliances where variable speed control is required, such as ceiling fans or blender settings, DC motors offer precise adjustment options to meet different user preferences.
5. Renewable Energy Systems:
DC motors play a crucial role in renewable energy systems, such as wind turbines and solar tracking systems. They convert the rotational energy from wind or sunlight into electrical energy. DC motors enable precise tracking of the sun’s movement for optimal solar energy collection and efficient conversion of wind energy into electricity.
6. Advantages of DC Motors:
DC motors offer several advantages that make them suitable for various applications:
- Precise Speed Control: DC motors provide accurate and adjustable speed control, allowing for precise regulation of motor output.
- High Starting Torque: DC motors deliver high torque at startup, making them suitable for applications requiring quick acceleration or heavy loads.
- Controllability: DC motors can be easily controlled using voltage regulation, current limiting, and feedback control techniques.
- Efficiency: DC motors have high efficiency, especially when operating at lower speeds.
- Reliability: DC motors are known for their robustness and reliability, requiring minimal maintenance.
- Compact Size: DC motors are available in various sizes and can be designed compactly, making them suitable for applications with space constraints.
These advantages make DC motors an attractive choice in various industries and applications where precise control, high starting torque, and reliability are essential.
Can you explain the concept of armature winding in a DC motor?
In a DC (Direct Current) motor, the armature winding is a crucial component that plays a significant role in the motor’s operation. It is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. Here’s a detailed explanation of the concept of armature winding in a DC motor:
The armature winding is a coil or set of coils made of insulated wire that is wound around the armature core, which is typically a laminated iron core. The armature winding is located on the rotor of the motor and is connected to the commutator. It carries the armature current, which is the current that flows through the winding to create the magnetic field. The armature winding is usually made of copper wire due to its excellent electrical conductivity.
When a current passes through the armature winding, it generates a magnetic field around the winding according to Ampere’s circuital law. The direction of the magnetic field is determined by the right-hand rule, where the thumb represents the direction of the current flow, and the curled fingers indicate the direction of the magnetic field.
The interaction between the magnetic field produced by the armature winding and the magnetic field produced by the stator’s permanent magnets or electromagnets creates a mechanical force, known as torque. This torque causes the rotor to rotate, converting electrical energy into mechanical motion.
The armature winding is designed in such a way that it produces a multipole magnetic field. The number of poles in the winding corresponds to the number of poles in the stator’s magnetic field. This ensures that the magnetic fields of the armature and stator are properly aligned for efficient torque generation.
The armature winding is connected to the commutator, which is a cylindrical ring with multiple segments that are insulated from each other. As the rotor spins, the brushes make physical contact with different segments of the commutator, effectively reversing the direction of the current in the armature winding. This reversal of current flow ensures that the torque generated in the armature winding is always in the same direction, enabling continuous rotation of the rotor.
The design and configuration of the armature winding, including the number of turns, wire gauge, and connection scheme, can influence the motor’s performance characteristics, such as torque, speed, and efficiency. Optimal winding design is crucial for achieving the desired motor performance in various applications.
In summary, the armature winding in a DC motor is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. It is a critical component that facilitates the conversion of electrical energy into mechanical motion.
What are the advantages and disadvantages of using DC motors in automotive applications?
DC (Direct Current) motors have been used in automotive applications for many years, although they have been largely replaced by other motor types such as AC (Alternating Current) motors and brushless DC motors in modern vehicles. However, there are still some advantages and disadvantages associated with using DC motors in automotive applications. Here’s a detailed explanation of the advantages and disadvantages:
Advantages of Using DC Motors in Automotive Applications:
1. Cost: DC motors tend to be less expensive compared to other motor types, such as AC motors or brushless DC motors. This cost advantage can make them an attractive option for certain automotive applications, especially in budget-conscious scenarios.
2. Simple Control: DC motors have a relatively simple control system. By adjusting the voltage applied to the motor, the speed and torque can be easily controlled. This simplicity of control can be advantageous in automotive applications where basic speed control is sufficient.
3. High Torque at Low Speeds: DC motors can provide high torque even at low speeds, making them suitable for applications that require high starting torque or precise low-speed control. This characteristic can be beneficial for automotive applications such as power windows, windshield wipers, or seat adjustments.
4. Compact Size: DC motors can be designed in compact sizes, making them suitable for automotive applications where space is limited. Their small form factor allows for easier integration into tight spaces within the vehicle.
Disadvantages of Using DC Motors in Automotive Applications:
1. Limited Efficiency: DC motors are typically less efficient compared to other motor types, such as AC motors or brushless DC motors. They can experience energy losses due to brush friction and electrical resistance, resulting in lower overall efficiency. Lower efficiency can lead to increased power consumption and reduced fuel economy in automotive applications.
2. Maintenance Requirements: DC motors that utilize brushes for commutation require regular maintenance. The brushes can wear out over time and may need to be replaced periodically, adding to the maintenance and operating costs. In contrast, brushless DC motors or AC motors do not have this maintenance requirement.
3. Limited Speed Range: DC motors have a limited speed range compared to other motor types. They may not be suitable for applications that require high-speed operation or a broad range of speed control. In automotive applications where high-speed performance is crucial, other motor types may be preferred.
4. Electromagnetic Interference (EMI): DC motors can generate electromagnetic interference, which can interfere with the operation of other electronic components in the vehicle. This interference may require additional measures, such as shielding or filtering, to mitigate its effects and ensure proper functioning of other vehicle systems.
5. Brush Wear and Noise: DC motors that use brushes can produce noise during operation, and the brushes themselves can wear out over time. This brush wear can result in increased noise levels and potentially impact the overall lifespan and performance of the motor.
While DC motors offer certain advantages in terms of cost, simplicity of control, and high torque at low speeds, they also come with disadvantages such as limited efficiency, maintenance requirements, and electromagnetic interference. These factors have led to the adoption of other motor types, such as brushless DC motors and AC motors, in many modern automotive applications. However, DC motors may still find use in specific automotive systems where their characteristics align with the requirements of the application.
editor by CX 2024-02-04
China Best Sales 100V Mower Motor Door Brush DC Motor vacuum pump oil near me
Product Description
Product Description
| Operating Voltage | DC100V~DC240V |
| Motor speed | No load: 15000RPM MAX load: 1200~8000RPM |
| Stator winding type | The stator is high performance magnet steel |
| enameled wire | Rotor: high temperature copper enameled wire |
| protector | temperature protection |
| Main application | Bread & Dough Mixer & Ice Cream Maker & Micro Chef |
|
Model |
Voltage (V) |
/Free Load |
/At Max. Efficiency |
/At Stall |
||||||
|
Speed (rpm) |
Current (A) |
Speed (rpm) |
Torque (N.m) |
Output (W) |
Current (A) |
Torque (N.m) |
||||
|
ZYT4233-0003 |
110V DC |
2400 |
0.08 |
1850 |
0.05 |
10 |
0.7 |
0.70 |
||
|
ZYT4235-0003 |
220V DC |
2300 |
0.08 |
1800 |
0.063 |
12 |
0.8 |
0.72 |
||
|
ZYT4238-0002 |
110V DC |
2400 |
0.06 |
1900 |
0.075 |
15 |
0.85 |
0.75 |
||
|
ZYT4245-0001 |
230V DC |
2300 |
0.06 |
1800 |
0.096 |
18 |
0.9 |
0.80 |
||
Recommend Products
Company Profile
Packaging & Shipping
FAQ
Q1: What kind motors you can provide?
A1: For now, we mainly provide permanent magnet brush dc motors, brushless dc motor, dc gear motor, micro dc motor, ac gear motor, planetary gear motor, with diameter range in 42~110mm.
Q2: Is there a MOQ for your motors?
A2: No. we can accept 1 pcs for sample making for your testing,and the price for sample making will have 30% to 50% difference based on different style.
Q3: Could you send me a price list?
A3: For all of our motors, they are customized based on different requirements like power, voltage, gear ratio, rated torque and shaft diameter etc. The price also varies according to different order qty. So it’s really difficult for us to provide a price list. If you can share your detailed specification and order qty, we’ll see what offer we can provide.
Q4: Are you motors reversible?
A4: Yes, nearly all dc and ac motor are reversible. We have technical people who can teach how to get the function by different wire connection.
Q5:How about your delivery time?
A5: For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty. For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.Please take the sales confirmation for final reference.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Industrial, Household Appliances |
|---|---|
| Operating Speed: | High Speed |
| Function: | Control |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What are the key differences between brushed and brushless DC motors?
Brushed and brushless DC motors are two distinct types of motors that differ in their construction, operation, and performance characteristics. Here’s a detailed explanation of the key differences between brushed and brushless DC motors:
1. Construction:
Brushed DC Motors: Brushed DC motors have a relatively simple construction. They consist of a rotor with armature windings and a commutator, and a stator with permanent magnets or electromagnets. The commutator and brushes make physical contact to provide electrical connections to the armature windings.
Brushless DC Motors: Brushless DC motors have a more complex construction. They typically consist of a stationary stator with permanent magnets or electromagnets and a rotor with multiple coils or windings. The rotor does not have a commutator or brushes.
2. Commutation:
Brushed DC Motors: In brushed DC motors, the commutator and brushes are responsible for the commutation process. The brushes make contact with different segments of the commutator, reversing the direction of the current through the armature windings as the rotor rotates. This switching of the current direction generates the necessary torque for motor rotation.
Brushless DC Motors: Brushless DC motors use electronic commutation instead of mechanical commutation. The commutation process is managed by an external electronic controller or driver. The controller determines the timing and sequence of energizing the stator windings based on the rotor position, allowing for precise control of motor operation.
3. Efficiency:
Brushed DC Motors: Brushed DC motors tend to have lower efficiency compared to brushless DC motors. This is primarily due to the energy losses associated with the brushes and commutation process. The friction and wear between the brushes and commutator result in additional power dissipation and reduce overall motor efficiency.
Brushless DC Motors: Brushless DC motors are known for their higher efficiency. Since they eliminate the use of brushes and commutators, there are fewer energy losses and lower frictional losses. The electronic commutation system allows for precise control of the motor’s operation, maximizing efficiency and reducing power consumption.
4. Maintenance:
Brushed DC Motors: Brushed DC motors require regular maintenance due to the wear and tear of the brushes and commutator. The brushes need periodic replacement, and the commutator requires cleaning to maintain proper electrical contact. The maintenance requirements contribute to additional costs and downtime for brushed DC motors.
Brushless DC Motors: Brushless DC motors have a relatively maintenance-free operation. As they do not have brushes or commutators, there is no need for brush replacement or commutator cleaning. This results in reduced maintenance costs and increased reliability of brushless DC motors.
5. Speed Control:
Brushed DC Motors: Brushed DC motors offer simpler speed control options. The speed can be controlled by adjusting the applied voltage or by varying the resistance in the armature circuit. This allows for relatively straightforward speed regulation.
Brushless DC Motors: Brushless DC motors provide more advanced and precise speed control capabilities. The speed can be controlled through the electronic commutation system by adjusting the timing and sequence of the stator windings’ energization. This allows for precise control of the motor’s speed and acceleration.
These key differences between brushed and brushless DC motors make each type suitable for different applications depending on factors such as efficiency requirements, maintenance considerations, and control complexity.
How do DC motors compare to AC motors in terms of performance and efficiency?
When comparing DC (Direct Current) motors and AC (Alternating Current) motors, several factors come into play, including performance and efficiency. Here’s a detailed explanation of how DC motors and AC motors compare in terms of performance and efficiency:
1. Performance:
Speed Control: DC motors typically offer better speed control compared to AC motors. DC motors can be easily controlled by varying the voltage applied to the armature, allowing for precise and smooth speed regulation. On the other hand, AC motors rely on complex control methods such as variable frequency drives (VFDs) to achieve speed control, which can be more challenging and costly.
Starting Torque: DC motors generally provide higher starting torque compared to AC motors. The presence of a separate field winding in DC motors allows for independent control of the field current, enabling higher torque during motor startup. AC motors, especially induction motors, typically have lower starting torque, requiring additional starting mechanisms or devices.
Reversibility: DC motors offer inherent reversibility, meaning they can easily change their rotational direction by reversing the polarity of the applied voltage. AC motors, particularly induction motors, require more complex control mechanisms to achieve reversible operation.
Dynamic Response: DC motors have faster dynamic response characteristics compared to AC motors. They can quickly accelerate or decelerate, making them suitable for applications that require rapid changes in speed or precise control, such as robotics or servo systems.
2. Efficiency:
Full Load Efficiency: AC motors, especially three-phase induction motors, generally exhibit higher full load efficiencies compared to DC motors. This efficiency advantage is primarily due to the absence of commutation and the use of a rotating magnetic field in AC motors, which results in reduced energy losses and improved efficiency.
Partial Load Efficiency: DC motors can have higher efficiency at partial loads compared to AC motors. DC motors can be controlled by adjusting the armature voltage, allowing them to operate at reduced power while maintaining relatively high efficiency. AC motors, especially induction motors, may experience reduced efficiency at partial loads due to factors such as increased iron losses and reduced power factor.
Regenerative Braking: DC motors offer the advantage of regenerative braking, where the motor acts as a generator and converts kinetic energy into electrical energy during deceleration or braking. This regenerative braking capability allows for energy recovery, increasing overall system efficiency. AC motors typically require additional components or systems to achieve regenerative braking.
Power Factor: AC motors, when properly designed and operated, can have a power factor close to unity. This means that they draw relatively low reactive power from the electrical grid, resulting in improved power system efficiency. DC motors, on the other hand, may exhibit a lower power factor and require power factor correction measures if necessary.
In summary, DC motors and AC motors have their respective strengths and weaknesses in terms of performance and efficiency. DC motors excel in speed control, starting torque, reversibility, and dynamic response. AC motors, particularly three-phase induction motors, generally offer higher full load efficiency and power factor. However, DC motors can achieve higher efficiency at partial loads and have the advantage of regenerative braking. The choice between DC motors and AC motors depends on the specific application requirements, cost considerations, and the desired balance between performance and efficiency.
Can DC motors be used in robotics, and if so, what are some notable applications?
Yes, DC (Direct Current) motors can be used in robotics, and they are widely employed in various robotic applications. DC motors offer several advantages that make them suitable for robotic systems, including their controllability, compact size, and versatility. Here’s a detailed explanation of how DC motors are used in robotics and some notable applications:
DC Motors in Robotics:
DC motors are commonly used in robotics due to their ability to provide precise speed control and torque output. They can be easily controlled by adjusting the voltage applied to the motor, allowing for accurate and responsive motion control in robotic systems. Additionally, DC motors can be designed in compact sizes, making them suitable for applications with limited space and weight constraints.
There are two main types of DC motors used in robotics:
- DC Brushed Motors: These motors have a commutator and carbon brushes that provide the electrical connection to the rotating armature. They are relatively simple in design and cost-effective. However, they may require maintenance due to brush wear.
- DC Brushless Motors: These motors use electronic commutation instead of brushes, resulting in improved reliability and reduced maintenance requirements. They are often more efficient and offer higher power density compared to brushed motors.
Notable Applications of DC Motors in Robotics:
DC motors find applications in various robotic systems across different industries. Here are some notable examples:
1. Robotic Manipulators: DC motors are commonly used in robotic arms and manipulators to control the movement of joints and end-effectors. They provide precise control over position, speed, and torque, allowing robots to perform tasks such as pick-and-place operations, assembly, and material handling in industrial automation, manufacturing, and logistics.
2. Mobile Robots: DC motors are extensively utilized in mobile robots, including autonomous vehicles, drones, and rovers. They power the wheels or propellers, enabling the robot to navigate and move in different environments. DC motors with high torque output are particularly useful for off-road or rugged terrain applications.
3. Humanoid Robots: DC motors play a critical role in humanoid robots, which aim to replicate human-like movements and capabilities. They are employed in various joints, including those of the head, arms, legs, and hands, allowing humanoid robots to perform complex movements and tasks such as walking, grasping objects, and facial expressions.
4. Robotic Exoskeletons: DC motors are used in robotic exoskeletons, which are wearable devices designed to enhance human strength and mobility. They provide the necessary actuation and power for assisting or augmenting human movements, such as walking, lifting heavy objects, and rehabilitation purposes.
5. Educational Robotics: DC motors are popular in educational robotics platforms and kits, including those used in schools, universities, and hobbyist projects. They provide a cost-effective and accessible way for students and enthusiasts to learn about robotics, programming, and control systems.
6. Precision Robotics: DC motors with high-precision control are employed in applications that require precise positioning and motion control, such as robotic surgery systems, laboratory automation, and 3D printing. The ability of DC motors to achieve accurate and repeatable movements makes them suitable for tasks that demand high levels of precision.
These are just a few examples of how DC motors are used in robotics. The flexibility, controllability, and compactness of DC motors make them a popular choice in a wide range of robotic applications, contributing to the advancement of automation, exploration, healthcare, and other industries.
editor by CX 2024-01-09
China Professional ZFQZ-355-21 150KW 440V High Power Frequently Starting Braking Brush Electric DC Motor vacuum pump adapter
Product Description
| Power: | 37kw-600kw | Frame No. | 250mm-450 |
| Frequency: | 50/60HZ | Excitation Voltage | 220V |
| Insulation Class: | F | Speed: | 280-900rpm (Can Be Choose) |
| Protection Grade: | IP23,IP44 | Voltage: | 160V/440V(can done as your need) |
| Enamelled Wire: | 100% Copper Wire | Mounting Way: | IM1001 |
| Motor body : | Cast iron body | Duty | S1 |
| Application: | Universal, Industrial, Rolling Mill, Extruder, rubber Mixer, Cement |
|---|---|
| Operating Speed: | Constant Speed |
| Excitation Mode: | Separate Excitation |
| Samples: |
US$ 999/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can you explain the basic working principle behind a DC motor?
A DC (Direct Current) motor operates based on the fundamental principle of electromagnetic induction. It converts electrical energy into mechanical motion by utilizing the interaction between magnetic fields and current-carrying conductors. Here’s a detailed explanation of the basic working principle behind a DC motor:
1. Construction:
A DC motor consists of several key components:
- Stator: The stator is the stationary part of the motor and typically consists of permanent magnets or electromagnets that produce a fixed magnetic field.
- Rotor: The rotor is the moving part of the motor and is connected to the shaft. It contains coils or windings that carry the armature current.
- Armature: The armature is the core of the rotor that holds the armature windings. The windings are usually made of copper wire and are evenly spaced around the armature.
- Commutator: The commutator is a cylindrical ring attached to the rotor shaft. It consists of multiple segments, usually made of copper, that are insulated from each other.
- Brushes: The brushes are stationary contacts that make physical contact with the commutator segments. They are typically made of carbon or graphite and provide electrical connections to the armature windings.
2. Electromagnetic Induction:
When a current-carrying conductor is placed in a magnetic field, it experiences a force due to the interaction between the magnetic field and the current. This phenomenon is described by the right-hand rule, where the direction of the force is perpendicular to both the current direction and the magnetic field direction.
3. Motor Operation:
When a DC motor is powered, a DC voltage is applied to the armature windings through the brushes and commutator. The current flowing through the armature windings creates a magnetic field around the windings. This magnetic field interacts with the fixed magnetic field produced by the stator, resulting in a force that causes the rotor to rotate.
4. Commutation:
The commutation process is crucial for the continuous rotation of the rotor in a DC motor. As the rotor spins, the brushes make contact with different commutator segments, effectively reversing the direction of the current in the armature windings at the appropriate timing. This reversal of current flow ensures that the torque generated in the armature windings is always in the same direction, allowing for continuous rotation of the rotor.
5. Speed Control:
The speed of a DC motor can be controlled by varying the applied voltage. Reducing the voltage results in a decrease in the magnetic field strength, which in turn decreases the force acting on the armature windings. This reduction in force leads to a decrease in the motor’s speed. Conversely, increasing the voltage increases the speed of the motor. Precise speed control can be achieved by using electronic circuits to regulate the voltage supplied to the motor.
6. Advantages and Applications:
DC motors offer several advantages, including:
- High starting torque, making them suitable for applications requiring high initial force.
- Excellent speed control capabilities, allowing for precise and adjustable speed regulation.
- Relatively simple construction and ease of maintenance.
- Wide range of sizes and power ratings, making them adaptable to various applications.
DC motors find extensive use in numerous applications, such as robotics, industrial automation, electric vehicles, appliances, and more.
By understanding the basic working principle behind a DC motor, one can appreciate its functionality and explore its applications in different fields.
What role does commutation play in the operation of a DC motor?
In the operation of a DC (Direct Current) motor, commutation plays a crucial role in ensuring the continuous rotation of the motor and the conversion of electrical energy into mechanical motion. It is the process by which the direction of the current in the armature winding is periodically reversed to maintain a constant torque and facilitate the rotation of the motor. Here’s a detailed explanation of the role of commutation in the operation of a DC motor:
Commutation is necessary in a DC motor because the magnetic field generated by the armature winding needs to be constantly aligned with the stator’s magnetic field for efficient torque production. The stator of a DC motor typically consists of permanent magnets or electromagnets that create a fixed magnetic field. The armature winding, located on the rotor, produces a magnetic field that interacts with the stator’s field to generate torque.
The commutation process is achieved through the use of a commutator and brushes. The commutator is a cylindrical ring with multiple segments, while the brushes are conductive contacts that make physical contact with the commutator segments. The armature winding is connected to the commutator, and as the rotor spins, the brushes maintain contact with different segments.
As the rotor rotates, the commutator and brushes ensure that the direction of the current in the armature winding is reversed at specific intervals. This reversal of current flow is necessary to maintain a consistent torque in the same rotational direction. Without commutation, the torque generated by the motor would fluctuate in both magnitude and direction, leading to instability and erratic motor behavior.
The commutation process involves two stages: mechanical commutation and electrical commutation.
1. Mechanical Commutation: As the rotor rotates, the brushes make contact with different segments of the commutator. The segments are insulated from each other to prevent short circuits. When the brushes move from one segment to another, the current flowing through the armature winding is switched to a different coil or set of coils. This mechanical switching ensures that the magnetic fields produced by the winding are properly aligned with the stator’s field, resulting in continuous torque production.
2. Electrical Commutation: The reversal of current in the armature winding is achieved through electrical commutation. When the brushes make contact with a new commutator segment, the current flow in the winding is redirected to maintain the desired torque direction. The timing and sequence of the current reversal are critical to ensure smooth and efficient motor operation.
The commutation process in a DC motor is a dynamic and continuous operation. It allows for the conversion of electrical energy into mechanical motion by providing a consistent torque output. The efficiency and performance of the motor are greatly influenced by the quality and effectiveness of the commutation process.
In summary, commutation plays a vital role in the operation of a DC motor by ensuring the continuous rotation of the motor and the production of consistent torque. It involves the mechanical and electrical switching of the current direction in the armature winding, facilitated by the commutator and brushes.
Can DC motors be used in robotics, and if so, what are some notable applications?
Yes, DC (Direct Current) motors can be used in robotics, and they are widely employed in various robotic applications. DC motors offer several advantages that make them suitable for robotic systems, including their controllability, compact size, and versatility. Here’s a detailed explanation of how DC motors are used in robotics and some notable applications:
DC Motors in Robotics:
DC motors are commonly used in robotics due to their ability to provide precise speed control and torque output. They can be easily controlled by adjusting the voltage applied to the motor, allowing for accurate and responsive motion control in robotic systems. Additionally, DC motors can be designed in compact sizes, making them suitable for applications with limited space and weight constraints.
There are two main types of DC motors used in robotics:
- DC Brushed Motors: These motors have a commutator and carbon brushes that provide the electrical connection to the rotating armature. They are relatively simple in design and cost-effective. However, they may require maintenance due to brush wear.
- DC Brushless Motors: These motors use electronic commutation instead of brushes, resulting in improved reliability and reduced maintenance requirements. They are often more efficient and offer higher power density compared to brushed motors.
Notable Applications of DC Motors in Robotics:
DC motors find applications in various robotic systems across different industries. Here are some notable examples:
1. Robotic Manipulators: DC motors are commonly used in robotic arms and manipulators to control the movement of joints and end-effectors. They provide precise control over position, speed, and torque, allowing robots to perform tasks such as pick-and-place operations, assembly, and material handling in industrial automation, manufacturing, and logistics.
2. Mobile Robots: DC motors are extensively utilized in mobile robots, including autonomous vehicles, drones, and rovers. They power the wheels or propellers, enabling the robot to navigate and move in different environments. DC motors with high torque output are particularly useful for off-road or rugged terrain applications.
3. Humanoid Robots: DC motors play a critical role in humanoid robots, which aim to replicate human-like movements and capabilities. They are employed in various joints, including those of the head, arms, legs, and hands, allowing humanoid robots to perform complex movements and tasks such as walking, grasping objects, and facial expressions.
4. Robotic Exoskeletons: DC motors are used in robotic exoskeletons, which are wearable devices designed to enhance human strength and mobility. They provide the necessary actuation and power for assisting or augmenting human movements, such as walking, lifting heavy objects, and rehabilitation purposes.
5. Educational Robotics: DC motors are popular in educational robotics platforms and kits, including those used in schools, universities, and hobbyist projects. They provide a cost-effective and accessible way for students and enthusiasts to learn about robotics, programming, and control systems.
6. Precision Robotics: DC motors with high-precision control are employed in applications that require precise positioning and motion control, such as robotic surgery systems, laboratory automation, and 3D printing. The ability of DC motors to achieve accurate and repeatable movements makes them suitable for tasks that demand high levels of precision.
These are just a few examples of how DC motors are used in robotics. The flexibility, controllability, and compactness of DC motors make them a popular choice in a wide range of robotic applications, contributing to the advancement of automation, exploration, healthcare, and other industries.
editor by CX 2023-12-04
China Custom Electric DC Brush Motor with Gearbox dc motor
Product Description
Below are only some typical models, for more specification or customed motor, pls contact us.
| 16ZYJ DC Gear Motor | |||||
| Basic Info | |||||
| Item | Data | ||||
| Tem Rise | 40K | ||||
| Working Tem | (-20ºC~+80ºC) | ||||
| Insulation Resistance | 100MΩ min 500VDC | ||||
| Surge Test | 500VAC for 1min | ||||
| Insulation Class | E | ||||
| Weight | 45g | ||||
The specifiction of Electric dc brush motor with gearbox
| PN | Rated Voltage |
Initial Speed |
Ratio | Power | Noload Speed |
Noload Current |
Rated Speed |
Rated Current |
Rated Torque |
Stall Torque |
Stall Current |
| V DC | rpm | 1:xxx | W | rpm | mA | rpm | mA | Kg.cm | Kg.cm | mA | |
| 16ZYJ-75A | 3 | 7500 | 100 | 2.2 | 75 | 80 | 60 | 150 | 1.8 | 3 | 600 |
| 16ZYJ-100A | 6 | 15000 | 150 | 2.2 | 100 | 80 | 130 | 160 | 2 | 3.5 | 600 |
| 16ZYJ-500A | 9 | 15000 | 30 | 2.2 | 500 | 80 | 400 | 200 | 1 | 2 | 600 |
The drawing of Electric dc brush motor with gearbox
About our company
Probond motors designs brush, brushless, stepper, hysteresis and linear motors to meet customers requirements.
Our motors use standard and special components with customer selected torque/speed requirements that can be modified to your applications.
Probond motor owns professional sales team and engineer team with more than 10 years experience in motor industry, based on China mainland handling overseas business for years, we know your needs better than others.
Probond Sonicare Toothbrush Motor and Thermostatic Valve Hysteresis Motor are our hot products on sell in 2017 with highly quality level and competitive price.
Terms of Trade
| Terms of price | FOB,CIF,CFR,EXW,DDP,etc. |
| Terms of payment | 100% T/T in advance for samples |
| Bulk quantity payment way can be negotited | |
| Warranty | 12 months limited warranty once the items are delivered to the buyer. |
| Lead time | Usually within 2 weeks for trial orders, within 3 weeks for bulk orders. |
| Package | Carton o plywood pallet. |
| Place of loading | ZheJiang , HangZhou, etc. |
| Shipment carrier | Items are usually shipped via Fedex,DHL, TNT,UPS,EMS for trial orders and via vessel for bulk orders. |
| Delivery time | Usually within 5 working days by Express 15-30 working days by vessel |
Our promise to our Customers:
1. Answer customer’s inquiry within 2 working days.
2. Reply to our customer questions & Concerns within 3 working days.
3. Acknowledge Customer purchase orders within 24 hours.
Contact
| Application: | Universal, Industrial, Household Appliances, Car, Power Tools, Robot |
|---|---|
| Operating Speed: | High Speed |
| Excitation Mode: | Excited |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How to Select a Gear Motor
A gearmotor is an electrical machine that transfers energy from one place to another. There are many types of gearmotors. This article will discuss the types of gearmotors, including Angular geared motors, Planetary gearboxes, Hydraulic gear motors, and Croise motors. In addition to its uses, gearmotors have many different characteristics. In addition, each type has distinct advantages and disadvantages. Listed below are a few tips on selecting a gearmotor.
Angular geared motors
Angular geared motors are the optimum drive element for applications where torques, forces, and motions need to be transferred at an angle. Compared to other types of geared motors, these have few moving parts, a compact design, and a long life. Angular geared motors are also highly efficient in travel drive applications. In addition to their durability, they have a low maintenance requirement and are highly corrosion-resistant.
Helical worm geared motors are a low-cost solution for drives that employ angular geared motors. They combine a worm gear stage and helical input stage to offer higher efficiency than pure worm geared motors. This drive solution is highly reliable and noise-free. Angular geared motors are often used in applications where noise is an issue, and helical worm geared motors are particularly quiet.
The gear ratio of an angular geared motor depends on the ratio between its input and output shaft. A high-quality helical geared motor has a relatively low mechanical noise level, and can be installed in almost any space. The torque of a helical geared motor can be measured by using frequency measurement equipment. The energy efficiency of angular geared motors is one of the most important factors when choosing a motor. Its symmetrical arrangement also allows it to operate in low-speed environments.
When selecting the right angular geared motor, it is important to keep in mind that increased torque will lead to poor output performance. Once a gear motor reaches its stall torque, it will no longer function properly. This makes it important to consult a performance curve to choose the appropriate motor. Most DC motor manufacturers are more than happy to provide these to customers upon request. Angular geared motors are more expensive than conventional worm gear motors.
Planetary gearboxes
Planetary gearboxes are used in industrial machinery to generate higher torque and power density. There are three main types of planetary gearboxes: double stage, triple stage, and multistage. The central sun gear transfers torque to a group of planetary gears, while the outer ring and spindle provide drive to the motor. The design of planetary gearboxes delivers up to 97% of the power input.
The compact size of planetary gears results in excellent heat dissipation. In some applications, lubrication is necessary to improve durability. Nevertheless, if you are looking for high speed transmission, you should consider the additional features, such as low noise, corrosion resistance, and construction. Some constructors are better than others. Some are quick to respond, while others are unable to ship their products in a timely fashion.
The main benefit of a planetary gearbox is its compact design. Its lightweight design makes it easy to install, and the efficiency of planetary gearboxes is up to 0.98%. Another benefit of planetary gearboxes is their high torque capacity. These gearboxes are also able to work in applications with limited space. Most modern automatic transmissions in the automotive industry use planetary gears.
In addition to being low in cost, planetary gearboxes are a great choice for many applications. Neugart offers both compact and right angle versions. The right angle design offers a high power-to-weight ratio, making it ideal for applications where torque is needed to be transmitted in reverse mode. So if you’re looking for an efficient way to move heavy machinery around, planetary gearboxes can be a great choice.
Another advantage of planetary gearboxes is their ability to be easily and rapidly changed from one application to another. Since planetary gears are designed to be flexible, you don’t have to buy new ones if you need to change gear ratios. You can also use planetary gears in different industries and save on safety stock by sharing common parts. These gears are able to withstand high shock loads and demanding conditions.
Hydraulic gear motors
Hydraulic gear motors are driven by oil that is pumped into a gear box and causes the gears to rotate. This method of energy production is quiet and inexpensive. The main drawbacks of hydraulic gear motors are that they are noisy and inefficient at low speeds. The other two types of hydraulic motors are piston and vane-type hydraulic motors. The following are some common benefits of hydraulic gear motors.
A hydraulic gear motor is composed of two gears – a driven gear and an idler. The driven gear is attached to the output shaft via a key. High-pressure oil flows into the housing between the gear tips and the motor housing, and the oil then exits through an outlet port. Unlike a conventional gear motor, the gears mesh to prevent the oil from flowing backward. As a result, they are an excellent choice for agricultural and industrial applications.
The most common hydraulic gear motors feature a gerotor and a drive gear. These gears mesh with a larger gear to produce rotation. There are also three basic variations of gear motors: roller-gerotor, gerotor, and differential. The latter produces higher torque and less friction than the previous two. These differences make it difficult to choose which type is the best for your needs. A high-performance gear motor will last longer than an ordinary one.
Radial piston hydraulic motors operate in the opposite direction to the reciprocating shaft of an electric gearmotor. They have nine pistons arranged around a common center line. Fluid pressure causes the pistons to reciprocate, and when they are stationary, the pistons push the fluid out and move back in. Because of the high pressure created by the fluid, they can rotate at speeds up to 25,000RPM. In addition, hydraulic gear motors are highly efficient, allowing them to be used in a wide range of industrial and commercial applications.
Hydraulic gear motors complement hydraulic pumps and motors. They are also available in reversible models. To choose the right hydraulic motor for your project, take time to gather all the necessary information about the installation process. Some types require specialized expertise or complicated installation. Also, there are some differences between closed and open-loop hydraulic motors. Make sure to discuss the options with a professional before you make a decision.
Croise motors
There are many advantages to choosing a Croise gear motor. It is highly compact, with less weight and space than standard motors. Its right-angle shaft and worm gear provide smooth, quiet operation. A silent-type brake ensures no metallic sound during operation. It also offers excellent positioning accuracy and shock resistance. This is why this motor is ideal for high-frequency applications. Let’s take a closer look.
A properly matched gearmotor will provide maximum torque output in a specified period. Its maximum developing torque is typically the rated output torque. A one-twelfth-horsepower (1/8 horsepower) motor can meet torque requirements of six inch-pounds, without exceeding its breakdown rating. This lower-cost unit allows for production variations and allows the customer to use a less powerful motor. Croise gear motors are available in a variety of styles.
editor by CX 2023-11-21
China wholesaler Z4-180-41 55kw 300kw 1500rpm DC Brush Electric Motor 440V 400V 180V Excitation Voltage Industrial Speed Control High Torque DC Electric Motor with Hot selling
Product Description
Z4 Series DC Motor
Power: 1.4kw – 600KW
Voltage: Normal 160V, 400V, 440V
Speed: Rated Speed reference
Protection Degree: IP21S
Insulation Class: F
Duty: S1
Package: Export Wooden Package
Payment: 40% in advance, balance by T/T or L/C at sight
Z4-180-41 55kw 1500rpm dc electric motor, IC06, IP21S, F Insulation
Mounting Dimensions
Construction
1. Mounting and Type of construction
Mounting modes comply with the State Standard GB/T997 stipulated as follows:
2. Protection and Cooling Method.
The basic cooling method of motor is IC06, It means it have a blower for ventilate, also it can be made for IC17, It means use pipe as the cold air inlet, the air outlet is shutter structure. Also it can be made for IC37, it means the cold air’s inlet and outlet both use pipe. And it’s have many deriving form, such as self-ventilation, axial flow fan type, enclosed type, air-air cooler type, etc. The request for the air flow, blast pressure, power of the air blower, etc of different frame motor please see technical data sheet 1. The protection degree of whole series Z4 motor reaches IP21S
a. For Z4-100 – Z4-160, The blower is mounted on the non-drive side.
b. For Z4-180 – Z4-450, The blower is mounted on the drive side.
c. The required cooling air volume, air pressure and fan motor capacity are shown below:(Table 1)
*All the ventilating fan motors are 3 phase, 2 pole, 380V.
Motors with the following 5 methods of cooling can also be ordered, but prior consultations are needed.
a. Frame size 100 up to 250 may be made into the totally enclosed, frame cooled motor(IC410).
b. Frame size 180 up to 250 may be made into the separately ventilated motor with blower mounted on its non-drive side(IC05).
c. Frame size 100 up to 200 may be made into self-cooled open motor with its own fan mounted on the shaft(IC01).
d. Frame size 160 up to 355 may be made into totally enclosed motor with internal cooling air circulation by independent air-air heat exchanger mounted on it(IC666).
e. Frame size 160 up to 450 may be made into totally enclosed motor with independent air-water heat exchanger mounted on it(IC86W).
From the drive end(Non-commutator position), The standard terminal box is on the right position of the motor frame. For the request by customer, the terminal box can be made on the opposite position. Also the shaft can be made as double shaft end. The rotor shaft’s rotation direction is counter clock-wise viewed from the position of commutator. The driving mode is flexible coupling connection, also can be use for the driving mode have certain radial force(such as belt drive or gear drive), It’s allowable radial force should not exceed the value of graph.(see attached B)
3. Accessories for electric motor
According to customer’s request, the motor can be designed to allocate for tacho generator, pulse generator, centrifugal switch, arrester brake and so on.
Note: the specification, power and weak-magnet speed range is only for reference, For the refresh of new technologies, new materials, the data of the catalog will be changed accordingly.
Electrical performance
1, technical data should be used according to the following data work conditions
A. altitude does not exceed 1000m,
B. surrounding air temperature is not more than 40 ° c,
C. work environment should not contain acid and alkaline or other to touch with insulation effect of gas.
D. motor for continuous duty (S1),
E. motor armature loop and excitation circuitry by static electricity, rectifying power supply by dc generators.
F. the series motor performance with GB/T755 the basic technology of motor.
2, motor 160V rated voltage is standard, 440V. According to the specific conditions can derive 220V and 400V or other voltage.
3, motor rated speed 3,000, 15, 10, 750, 6, 5, 4, 3, 200r/min of nine.
To reduce the armature voltage constant torque control, reduce excitation constant power voltage for speed. Speed range of technical data table saw.
In the following with rated voltage regulating speed is constant torque. It is no less than the minimum speed regulation 20r/min, still can maintain the rated speed, torque.
4, Separate excitation is the basic excitation type of the motors. Nominal field voltage: 180V. Other excitation voltages are also acceptable on request.
Forced excitation is allowed with the voltage of less than 500v. When a motor is normally running, its excitation current must not be higher than the rated excitation current.
To ensure the reliability of the insulation of excitation system, disconnect excitation circuitry on a field winding resistance, release ends in parallel to prevent self-induction potential. In its value standard excitation voltage is about 7 times the field winding resistance (cold state). While the field voltage is higher than nominal voltage, the value of shunt resistance may be lower than 7 times field resistance, otherwise higher than 7 times.
5, For frame size Z4-315, Z4-355,Z4-400, and Z4-450, compensating windings are provided. For frame size Z4-250 and Z4-280, the motors are feasible with a compensating winding too.
6, A marked earthing terminal is provided for the motors.
7, The efficiency listed in the data sheet are for rated output, voltage and speed , and include excitation losses, excluding that of separate ventilating fans.
Order Notice
1. Pls check our products catalog and confirm the motor type and specification before place order, and type selection as possible as standard specifications shown in catalog. For motor frame size, power, voltage, speed, exciting method, exciting voltage and mounting form, should be mentioned clear in sales contract. Such as Z4-180-31, 37KW, 440V, 1000r/min, separated excitation 180v, horizontal mounting with feet or IMB3.
2. Some special requirements such as : double shaft end, terminal box position are mounting in the opposite way, counter clock-wise rotation must be mentioned clearly in the contract.
3. If the customer need type, specification are not list in the catolog, or for other special requirement, the contract or the pre-production agreement should be signed after both party’s discussion and agreement
4. All the motors , Except the shaft extension key, all the accessories are not in the extent of supply, If the accessories or spare parts are requested, such as the brush, brush holder, etc, pls note the name, specification and quantities of the accessories in the contract.
5. For special environment working condition, motor would be used in humid and hot areas, pls label TH in the CHINAMFG type.
Packaging & Delivery
Testing Equipment
| Application: | Universal, Industrial |
|---|---|
| Operating Speed: | Adjust Speed |
| Excitation Mode: | Excited |
| Function: | Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 2 |
| Customization: |
Available
|
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|---|
How does the speed control of a DC motor work, and what methods are commonly employed?
The speed control of a DC (Direct Current) motor is essential for achieving precise control over its rotational speed. Various methods can be employed to regulate the speed of a DC motor, depending on the specific application requirements. Here’s a detailed explanation of how speed control of a DC motor works and the commonly employed methods:
1. Voltage Control:
One of the simplest methods to control the speed of a DC motor is by varying the applied voltage. By adjusting the voltage supplied to the motor, the electromotive force (EMF) induced in the armature windings can be controlled. According to the principle of electromagnetic induction, the speed of the motor is inversely proportional to the applied voltage. Therefore, reducing the voltage decreases the speed, while increasing the voltage increases the speed. This method is commonly used in applications where a simple and inexpensive speed control mechanism is required.
2. Armature Resistance Control:
Another method to control the speed of a DC motor is by varying the armature resistance. By inserting an external resistance in series with the armature windings, the total resistance in the circuit increases. This increase in resistance reduces the armature current, thereby reducing the motor’s speed. Conversely, reducing the resistance increases the armature current and the motor’s speed. However, this method results in significant power loss and reduced motor efficiency due to the dissipation of excess energy as heat in the external resistance.
3. Field Flux Control:
Speed control can also be achieved by controlling the magnetic field strength of the motor’s stator. By altering the field flux, the interaction between the armature current and the magnetic field changes, affecting the motor’s speed. This method can be accomplished by adjusting the field current through the field windings using a field rheostat or by employing a separate power supply for the field windings. By increasing or decreasing the field flux, the speed of the motor can be adjusted accordingly. This method offers good speed regulation and efficiency but requires additional control circuitry.
4. Pulse Width Modulation (PWM):
Pulse Width Modulation is a widely used technique for speed control in DC motors. It involves rapidly switching the applied voltage on and off at a high frequency. The duty cycle, which represents the percentage of time the voltage is on, is varied to control the effective voltage applied to the motor. By adjusting the duty cycle, the average voltage across the motor is modified, thereby controlling its speed. PWM provides precise speed control, high efficiency, and low power dissipation. It is commonly employed in applications such as robotics, industrial automation, and electric vehicles.
5. Closed-Loop Control:
In closed-loop control systems, feedback from the motor’s speed or other relevant parameters is used to regulate the speed. Sensors such as encoders or tachometers measure the motor’s actual speed, which is compared to the desired speed. The difference, known as the error signal, is fed into a control algorithm that adjusts the motor’s input voltage or other control parameters to minimize the error and maintain the desired speed. Closed-loop control provides excellent speed regulation and accuracy, making it suitable for applications that require precise speed control, such as robotics and CNC machines.
These methods of speed control provide flexibility and adaptability to various applications, allowing DC motors to be effectively utilized in a wide range of industries and systems.
Are there specific types of DC motors designed for different industries or applications?
Yes, there are specific types of DC (Direct Current) motors that are designed and optimized for various industries and applications. DC motors offer a wide range of performance characteristics, allowing them to be tailored to specific requirements. Here’s a detailed explanation of the types of DC motors designed for different industries or applications:
1. Brushed DC Motors:
Brushed DC motors are commonly used in applications that require simple and cost-effective motor solutions. They are suitable for applications with lower efficiency requirements and where maintenance considerations are manageable. Some common industries and applications that use brushed DC motors include:
- Automotive: Power window mechanisms, windshield wipers, cooling fans, and seat adjustment systems.
- Consumer Electronics: Household appliances, toys, power tools, and personal care devices.
- Industrial Machinery: Conveyors, pumps, fans, and machine tools.
2. Brushless DC Motors:
Brushless DC motors are known for their higher efficiency, greater reliability, and precise control capabilities. They are widely used in industries and applications that demand higher performance and advanced control features. Some specific industries and applications that utilize brushless DC motors include:
- Automotive: Electric power steering systems, electric vehicles, hybrid vehicles, and HVAC systems.
- Aerospace and Defense: Actuators, robotics, unmanned aerial vehicles (UAVs), and missile systems.
- Medical and Laboratory Equipment: Centrifuges, pumps, robotics, and diagnostic devices.
- Industrial Automation: CNC machines, robotics, automated guided vehicles (AGVs), and precision motion control systems.
- Renewable Energy: Wind turbine generators, solar tracking systems, and energy storage systems.
3. High-Torque DC Motors:
High-torque DC motors are designed to provide substantial torque output at low speeds. They are commonly used in applications that require heavy lifting or high starting torque. Industries and applications that often utilize high-torque DC motors include:
- Material Handling: Cranes, hoists, winches, lifts, and elevators.
- Construction and Mining: Excavators, bulldozers, drilling rigs, and conveyor systems.
- Automotive: Electric vehicles, electric powertrains, and traction control systems.
- Marine and Shipbuilding: Thrusters, winches, and anchor handling systems.
4. Low-Voltage DC Motors:
Low-voltage DC motors are designed to operate at lower voltages, typically below 24 volts. They are commonly used in battery-powered applications and systems where safety or specific voltage requirements exist. Some industries and applications that utilize low-voltage DC motors include:
- Automotive: Automotive accessories, window actuators, and door locks.
- Robotics and Hobbyist Projects: DIY robots, RC vehicles, and model trains.
- Solar Power Systems: Solar tracking systems, solar panel actuators, and solar-powered water pumps.
- Home Automation: Automated blinds, curtains, and smart home devices.
These are just a few examples of the types of DC motors designed for different industries and applications. The versatility and adaptability of DC motors make them suitable for a wide range of uses, and manufacturers often offer customized motor solutions to meet specific requirements.
Are there innovations or emerging technologies in the field of DC motor design?
Yes, there have been several innovations and emerging technologies in the field of DC (Direct Current) motor design. These advancements aim to improve the performance, efficiency, reliability, and overall capabilities of DC motors. Here’s a detailed explanation of some notable innovations and emerging technologies in DC motor design:
1. Brushless DC Motors:
One significant advancement in DC motor design is the development and widespread adoption of brushless DC motors (BLDC motors). Unlike traditional DC motors that use brushes for commutation, BLDC motors employ electronic commutation through the use of permanent magnets and motor controller circuits. This eliminates the need for brushes, reducing maintenance requirements and improving overall motor efficiency and lifespan. BLDC motors offer higher torque density, smoother operation, better speed control, and improved energy efficiency compared to conventional brushed DC motors.
2. High-Efficiency Materials:
The use of high-efficiency materials in DC motor design has been an area of focus for improving motor performance. Advanced magnetic materials, such as neodymium magnets, have allowed for stronger and more compact motor designs. These materials increase the motor’s power density, enabling higher torque output and improved efficiency. Additionally, advancements in materials used for motor windings and core laminations have reduced electrical losses and improved overall motor efficiency.
3. Power Electronics and Motor Controllers:
Advancements in power electronics and motor control technologies have greatly influenced DC motor design. The development of sophisticated motor controllers and efficient power electronic devices enables precise control of motor speed, torque, and direction. These technologies have resulted in more efficient and reliable motor operation, reduced energy consumption, and enhanced motor performance in various applications.
4. Integrated Motor Systems:
Integrated motor systems combine the motor, motor controller, and associated electronics into a single unit. These integrated systems offer compact designs, simplified installation, and improved overall performance. By integrating the motor and controller, issues related to compatibility and communication between separate components are minimized. Integrated motor systems are commonly used in applications such as robotics, electric vehicles, and industrial automation.
5. IoT and Connectivity:
The integration of DC motors with Internet of Things (IoT) technologies and connectivity has opened up new possibilities for monitoring, control, and optimization of motor performance. By incorporating sensors, actuators, and connectivity features, DC motors can be remotely monitored, diagnosed, and controlled. This enables predictive maintenance, energy optimization, and real-time performance adjustments, leading to improved efficiency and reliability in various applications.
6. Advanced Motor Control Algorithms:
Advanced motor control algorithms, such as sensorless control and field-oriented control (FOC), have contributed to improved performance and efficiency of DC motors. Sensorless control techniques eliminate the need for additional sensors by leveraging motor current and voltage measurements to estimate rotor position. FOC algorithms optimize motor control by aligning the magnetic field with the rotor position, resulting in improved torque and efficiency, especially at low speeds.
These innovations and emerging technologies in DC motor design have revolutionized the capabilities and performance of DC motors. Brushless DC motors, high-efficiency materials, advanced motor control techniques, integrated motor systems, IoT connectivity, and advanced control algorithms have collectively contributed to more efficient, reliable, and versatile DC motor solutions across various industries and applications.
editor by CX 2023-11-18