Product Description
SHN Motors
Product Description
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 |
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| Operating Speed: | Adjust Speed |
| Excitation Mode: | Excited |
| Samples: |
US$ 90/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 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.
Can gear motors be used for precise positioning, and if so, what features enable this?
Yes, gear motors can be used for precise positioning in various applications. The combination of gear mechanisms and motor control features enables gear motors to achieve accurate and repeatable positioning. Here’s a detailed explanation of the features that enable gear motors to be used for precise positioning:
1. Gear Reduction:
One of the key features of gear motors is their ability to provide gear reduction. Gear reduction refers to the process of reducing the output speed of the motor while increasing the torque. By using the appropriate gear ratio, gear motors can achieve finer control over the rotational movement, allowing for more precise positioning. The gear reduction mechanism enables the motor to rotate at a slower speed while maintaining higher torque, resulting in improved accuracy and control.
2. High Resolution Encoders:
Many gear motors are equipped with high-resolution encoders. An encoder is a device that measures the position and speed of the motor shaft. High-resolution encoders provide precise feedback on the motor’s rotational position, allowing for accurate position control. The encoder signals are used in conjunction with motor control algorithms to ensure precise positioning by monitoring and adjusting the motor’s movement in real-time. The use of high-resolution encoders greatly enhances the gear motor’s ability to achieve precise and repeatable positioning.
3. Closed-Loop Control:
Gear motors with closed-loop control systems offer enhanced positioning capabilities. Closed-loop control involves continuously comparing the actual motor position (as measured by the encoder) with the desired position and making adjustments to minimize any position error. The closed-loop control system uses feedback from the encoder to adjust the motor’s speed, direction, and torque, ensuring accurate positioning even in the presence of external disturbances or variations in the load. Closed-loop control enables gear motors to actively correct for position errors and maintain precise positioning over time.
4. Stepper Motors:
Stepper motors are a type of gear motor that provides excellent precision and control for positioning applications. Stepper motors operate by converting electrical pulses into incremental steps of movement. Each step corresponds to a specific angular displacement, allowing precise positioning control. Stepper motors offer high step resolution, allowing for fine position adjustments. They are commonly used in applications that require precise positioning, such as robotics, 3D printers, and CNC machines.
5. Servo Motors:
Servo motors are another type of gear motor that excels in precise positioning tasks. Servo motors combine a motor, a feedback device (such as an encoder), and a closed-loop control system. They offer high torque, high speed, and excellent positional accuracy. Servo motors are capable of dynamically adjusting their speed and torque to maintain the desired position accurately. They are widely used in applications that require precise and responsive positioning, such as industrial automation, robotics, and camera pan-tilt systems.
6. Motion Control Algorithms:
Advanced motion control algorithms play a crucial role in enabling gear motors to achieve precise positioning. These algorithms, implemented in motor control systems or dedicated motion controllers, optimize the motor’s behavior to ensure accurate positioning. They take into account factors such as acceleration, deceleration, velocity profiling, and jerk control to achieve smooth and precise movements. Motion control algorithms enhance the gear motor’s ability to start, stop, and position accurately, reducing position errors and overshoot.
By leveraging gear reduction, high-resolution encoders, closed-loop control, stepper motors, servo motors, and motion control algorithms, gear motors can be effectively used for precise positioning in various applications. These features enable gear motors to achieve accurate and repeatable positioning, making them suitable for tasks that require precise control and reliable positioning performance.
In which industries are gear motors commonly used, and what are their primary applications?
Gear motors find widespread use in various industries due to their versatility, reliability, and ability to provide controlled mechanical power. They are employed in a wide range of applications that require precise power transmission and speed control. Here’s a detailed explanation of the industries where gear motors are commonly used and their primary applications:
1. Robotics and Automation:
Gear motors play a crucial role in robotics and automation industries. They are used in robotic arms, conveyor systems, automated assembly lines, and other robotic applications. Gear motors provide the required torque, speed control, and directional control necessary for the precise movements and operations of robots. They enable accurate positioning, gripping, and manipulation tasks in industrial and commercial automation settings.
2. Automotive Industry:
The automotive industry extensively utilizes gear motors in various applications. They are used in power windows, windshield wipers, HVAC systems, seat adjustment mechanisms, and many other automotive components. Gear motors provide the necessary torque and speed control for these systems, enabling smooth and efficient operation. Additionally, gear motors are also utilized in electric and hybrid vehicles for powertrain applications.
3. Manufacturing and Machinery:
Gear motors find wide application in the manufacturing and machinery sector. They are used in conveyor belts, packaging equipment, material handling systems, industrial mixers, and other machinery. Gear motors provide reliable power transmission, precise speed control, and torque amplification, ensuring efficient and synchronized operation of various manufacturing processes and machinery.
4. HVAC and Building Systems:
In heating, ventilation, and air conditioning (HVAC) systems, gear motors are commonly used in damper actuators, control valves, and fan systems. They enable precise control of airflow, temperature, and pressure, contributing to energy efficiency and comfort in buildings. Gear motors also find applications in automatic doors, blinds, and gate systems, providing reliable and controlled movement.
5. Marine and Offshore Industry:
Gear motors are extensively used in the marine and offshore industry, particularly in propulsion systems, winches, and cranes. They provide the required torque and speed control for various marine operations, including steering, anchor handling, cargo handling, and positioning equipment. Gear motors in marine applications are designed to withstand harsh environments and provide reliable performance under demanding conditions.
6. Renewable Energy Systems:
The renewable energy sector, including wind turbines and solar tracking systems, relies on gear motors for efficient power generation. Gear motors are used to adjust the rotor angle and position in wind turbines, optimizing their performance in different wind conditions. In solar tracking systems, gear motors enable the precise movement and alignment of solar panels to maximize sunlight capture and energy production.
7. Medical and Healthcare:
Gear motors have applications in the medical and healthcare industry, including in medical equipment, laboratory devices, and patient care systems. They are used in devices such as infusion pumps, ventilators, surgical robots, and diagnostic equipment. Gear motors provide precise control and smooth operation, ensuring accurate dosing, controlled movements, and reliable functionality in critical medical applications.
These are just a few examples of the industries where gear motors are commonly used. Their versatility and ability to provide controlled mechanical power make them indispensable in numerous applications requiring torque amplification, speed control, directional control, and load distribution. The reliable and efficient power transmission offered by gear motors contributes to the smooth and precise operation of machinery and systems in various industries.
editor by CX 2024-03-02
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