Product Description
Product Description
- Motor Features
- Five pairs of poles, smaller volume (80% of the volume of the original 4 pairs of poles ST series motor)
- Equipped with high resolution encoder (23-bit absolute encoder)
- Maximum torque 3
M23015 M28415 M35015 M48015 Rated power (kW) 2.9 3.6 4.4 5.5 7.5 Rated torque (N.m) 18.6 23 28.4 35 48 Maximum instantaneous torque (N.m) 55.8 69 85.2 105 144 Rated speed (rpm) 1500 1500 1500 1500 1500 Maximum speed (rpm) 3000 3000 3000 3000 3000 Rated current (A) 17 24 28 38 45 Maximum instantaneous current (A) 51 72 84 114 135 Rotor inertia (kg*cm^2) 51.89 64.51 73.78 104.94 144.59 Weight(Kg)(Without brake) 15.3 17.5 19.2 25.5 32.5 Pole pairs 5 Adapted driver work voltage (VAC) 220 Insulation class F Protection level IP67 Installation type Flange mounting Environment Temperature -15~40ºC (no freezing) ,Storage temperature: -15~70ºC (no freezing) Humidity 80%RH below (no condensation) ,Storage humidity: 90%RH below (no condensation) Air Indoor (no direct sunlight), no corrosive and flammable gas, no oil mist and dust Vibration Vibration speed below 0.5mm/s LL Without brake 191 206 216 251 296 With brake 226 241 251 286 331 L1 79 79 79 113 113 L2 63 63 63 90 90 D 35 35 35 42 42 W 10 10 10 12 12 T 8 8 8 8 8 G 30 30 30 37 37 *Note: We can manufacture products according to customer’s requirements.
Motor characteristic curve
A:Continuous work area;B:Short-term work areaCompany Profile
ZheJiang KND Automation Technology CO.,Ltd
ABOUT US
ZheJiang KND CNC Technique Co.LTD(KND) was established in 1993.It is a joint-stock private enterprise that is the earliest 1 focusing on the research,production,sales and service of CNC system in China.It has the qualification of national high-tech enterprise,and it is 1 of the largest CNC system brand in China.
KND has the core technology of self-research and possesses independent intellectual property rights. After 30 years’ development, it has a number of series products: CNC system, robot controller, automation controller, feed driver and motor, spindle driver and motor, industrial Internet.These products can meet the application requirements of CNC lathes, CNC milling machines, machining centers,grinding machines and other industrial equipments.It can also be used in industrial robots, truss robots, workshop networking,data collection and analysis,and other automation fields.So,KND provided a full range of choices for different kinds of clients.
DEVELOPMENT HISTORY
PRODUCT DISTRIBUTION
MOTOR OVERVIEW
K series synchronous servo motor is a high-performance five-pole motor developed by KND;its power ranges from 0.2kW to 7.5kW and its frame includes 60, 80, 90, 110,130, 180 series. The kind of products have the characteristics of small size, high power, high speed, better encoder configuration, and strong overload capacity.If it is used with the SD510 series driver of KND, it can make the position control come true quickly and accurately.This combination can be applied in a variety of occasions which have a higher requirements for precision control.
ZJY (-K) series AC spindle servo motor used for CNC machine tools has the characteristics of compact structure,long service life,small moment of inertia and higher control accuracy. Combined with ZD210 series of new spindle servo driver, can make its performance get better display.It can be widely used in various CNC machine tools and it can also be the spindle,feed and other parts of the CNC mechanical products.
ZJY (-K) series spindle servo motor’s parameters showed below, rated power: range from 3.7kW to 37kW, rated voltage: 380V, rated frequency: 25, 33.3, 50, 66.67, 83.33Hz, rated speed: 750, 1000, 1500,2000, 2500r/ min.The maximum speed can reach 12000r/ min. The working system of the motor is S1, the protection level is IP54, and the insulation level is F. There are thermal element in the interior of motors., this kind of moter lose heat by a independent fan.You can choose a motor with a photoelectric encoder or a rotary transformer,that depends on your needs.
CERTIFICATE PATENT DISPLAY
EXHIBITION
FAQ
Payments
1) We can accept EXW, FOB
2) Payment must be made before shipment.
3) Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility.Shipping
1) We only ship to your confirmed address. Please make sure your shipping address is correct before purchase.
2) Most orders will be shipped out within 3-7 working days CHINAMFG payment confirmation.
3) Shipping normally takes 7-25 working days. Most of the items will delivery in 2 weeks, while there will be a delay for something we cannot control (such as the bad weather). If it happens, just contact us, we will help you check and resolve any problem.
4) Please check the package CHINAMFG receipt, if there are some damages, please contact us immediately.Feedback & Refund
1) Feedback is important to us, if you have any problem with our products, please contact us, our technician will give you useful advises.
2) When you have the parcel and not satisfied with the goods or it is other problem, please tell us immediately, and provide us a photo showing the detail.
3) Any reason requiring for all refund. Items must be in original condition and no physical damage. Buyer responsible for all shipping cost.If you need more information, please contact with us. We will attach great importance to your any problems.
Hope we could establish a long-term effective cooperation./* 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 Operation Mode: Electric Motor Magnetic Structure: Permanent Magnet Function: Driving Structure: Rotating Pole Type (Armature Fixed) 
How are servo motors used in CNC machines and other precision machining equipment?
Servo motors play a crucial role in CNC (Computer Numerical Control) machines and other precision machining equipment. They provide precise and dynamic control over the movement of various axes, enabling high-accuracy positioning, rapid speed changes, and smooth motion profiles. Here’s a detailed explanation of how servo motors are used in CNC machines and precision machining equipment:
1. Axis Control:
CNC machines typically have multiple axes, such as X, Y, and Z for linear movements, as well as rotary axes for rotational movements. Servo motors are employed to drive each axis, converting electrical signals from the CNC controller into mechanical motion. The position, velocity, and acceleration of the servo motors are precisely controlled to achieve accurate and repeatable positioning of the machine’s tool or workpiece.
2. Feedback and Closed-Loop Control:
Servo motors in CNC machines are equipped with feedback devices, such as encoders or resolvers, to provide real-time information about the motor’s actual position. This feedback is used in a closed-loop control system, where the CNC controller continuously compares the desired position with the actual position and adjusts the motor’s control signals accordingly. This closed-loop control ensures accurate positioning and compensates for any errors, such as mechanical backlash or load variations.
3. Rapid and Precise Speed Changes:
Servo motors offer excellent dynamic response, allowing CNC machines to achieve rapid and precise speed changes during machining operations. By adjusting the control signals to the servo motors, the CNC controller can smoothly accelerate or decelerate the machine’s axes, resulting in efficient machining processes and reduced cycle times.
4. Contouring and Path Tracing:
CNC machines often perform complex machining tasks, such as contouring or following intricate paths. Servo motors enable precise path tracing by accurately controlling the position and velocity of the machine’s tool along the programmed path. This capability is crucial for producing intricate shapes, smooth curves, and intricate details with high precision.
5. Spindle Control:
In addition to axis control, servo motors are also used to control the spindle in CNC machines. The spindle motor, typically a servo motor, rotates the cutting tool or workpiece at the desired speed. Servo control ensures precise speed and torque control, allowing for optimal cutting conditions and surface finish quality.
6. Tool Changers and Automatic Tool Compensation:
CNC machines often feature automatic tool changers to switch between different cutting tools during machining operations. Servo motors are utilized to precisely position the tool changer mechanism, enabling quick and accurate tool changes. Additionally, servo motors can be used for automatic tool compensation, adjusting the tool’s position or orientation to compensate for wear, tool length variations, or tool offsets.
7. Synchronized Motion and Multi-Axis Coordination:
Servo motors enable synchronized motion and coordination between multiple axes in CNC machines. By precisely controlling the servo motors on different axes, complex machining operations involving simultaneous movements can be achieved. This capability is vital for tasks such as 3D contouring, thread cutting, and multi-axis machining.
In summary, servo motors are integral components of CNC machines and precision machining equipment. They provide accurate and dynamic control over the machine’s axes, enabling high-precision positioning, rapid speed changes, contouring, spindle control, tool changers, and multi-axis coordination. The combination of servo motor technology and CNC control systems allows for precise, efficient, and versatile machining operations in various industries.
How does the accuracy of a servo motor impact the precision of a system it operates in?
The accuracy of a servo motor has a significant impact on the precision of the system in which it operates. Here’s how the accuracy of a servo motor influences the precision of the system:
1. Positioning Control:
The accuracy of a servo motor directly affects the precision of positioning control in a system. A servo motor with high accuracy can accurately and consistently reach and maintain the desired position. This precision in positioning control is crucial in applications where precise movements, such as in robotics or manufacturing processes, are required. If the servo motor lacks accuracy, it may introduce position errors, leading to reduced precision in the system’s overall operation.
2. Repeatability:
Repeatability refers to the ability of a system to consistently achieve the same position or motion repeatedly. The accuracy of a servo motor plays a vital role in achieving high repeatability. A servo motor with high accuracy will consistently return to the same position when commanded to do so. This level of repeatability is essential in applications where consistent and precise movements are necessary, such as in assembly lines or pick-and-place operations. A lack of accuracy in the servo motor can result in variations in position from one cycle to another, reducing the overall precision of the system.
3. Error Compensation:
The accuracy of a servo motor is crucial for error compensation in a system. In many applications, external factors, such as variations in load or environmental conditions, can introduce errors in the system’s operation. An accurate servo motor can help compensate for these errors by precisely adjusting its position or motion based on feedback from sensors. This error compensation capability contributes to maintaining the precision of the system, as the servo motor can continuously adjust to minimize any deviations from the desired position or trajectory.
4. System Stability:
The accuracy of the servo motor also impacts the stability of the system. A servo motor with high accuracy can achieve stable movements and maintain control over the system’s dynamics. It can respond accurately to control signals, preventing overshoot, oscillations, or erratic behaviors that can degrade system precision. On the other hand, a servo motor with lower accuracy may introduce instability or erratic movements, compromising the overall precision of the system.
5. System Calibration and Calibration:
An accurate servo motor simplifies the calibration and fine-tuning process of a system. When a system requires calibration, an accurate servo motor provides a reliable reference point for adjustments. The precise and consistent movements of the servo motor make it easier to calibrate other components or subsystems in the system, ensuring that the entire system operates with the desired precision. If the servo motor lacks accuracy, it can be challenging to calibrate the system effectively, resulting in reduced precision in the system’s operation.
In summary, the accuracy of a servo motor has a direct impact on the precision of the system it operates in. An accurate servo motor enables precise positioning control, high repeatability, effective error compensation, system stability, and simplified calibration processes. These factors collectively contribute to achieving the desired precision in the system’s operation. Therefore, selecting a servo motor with the appropriate level of accuracy is crucial for ensuring the overall precision and performance of the system.
What are the key advantages of using servo motors in industrial applications?
Servo motors offer several key advantages that make them highly beneficial for a wide range of industrial applications. Here are some of the main advantages of using servo motors:
1. Precise Positioning:
Servo motors excel at precise positioning control. They can accurately move to specific angles or positions with high repeatability. This level of precision is crucial in applications where accurate and consistent positioning is required, such as robotics, CNC machining, and assembly lines.
2. High Torque at Various Speeds:
Servo motors are designed to deliver high torque output across a range of speeds. They can generate significant torque even at low speeds, enabling efficient operation in applications that require both high torque and precise control, such as lifting heavy loads or performing intricate movements.
3. Fast Response Times:
Servo motors have fast response times, meaning they can quickly accelerate, decelerate, and change direction in response to control signals. This responsiveness is essential in applications where rapid and dynamic motion control is needed, such as industrial automation, robotics, and production line equipment.
4. Closed-Loop Control:
Servo motors operate in a closed-loop control system, where feedback from position sensors is continuously used to adjust the motor’s behavior. This feedback control mechanism enables accurate tracking of the desired position and compensates for any disturbances or variations that may occur during operation. It enhances the motor’s accuracy, stability, and performance.
5. Wide Range of Sizes and Power Ratings:
Servo motors are available in a wide range of sizes and power ratings, making them suitable for diverse industrial applications. Whether it’s a small motor for precision tasks or a large motor for heavy-duty operations, there are servo motor options to meet various requirements.
6. Energy Efficiency:
Servo motors are designed to be energy-efficient. They typically have high power density, which means they can deliver a significant amount of torque per unit of size and weight. This efficiency helps reduce power consumption, lowers operating costs, and contributes to a greener and more sustainable industrial environment.
7. Flexibility and Adaptability:
Due to their versatility, servo motors can be easily integrated into different systems and applications. They can be combined with various control systems, sensors, and communication protocols to provide seamless integration and compatibility with existing industrial setups. This flexibility allows for customized and scalable solutions tailored to specific industrial requirements.
8. Durability and Reliability:
Servo motors are known for their durability and reliability, even in demanding industrial environments. They are built to withstand harsh conditions such as high temperatures, vibrations, and dust. This robust construction ensures long-term operation and minimizes downtime, contributing to increased productivity and reduced maintenance costs.
In summary, the key advantages of using servo motors in industrial applications include precise positioning, high torque at various speeds, fast response times, closed-loop control for accuracy and stability, a wide range of sizes and power ratings, energy efficiency, flexibility, and durability. These advantages make servo motors highly valuable for industries that require precise motion control, such as robotics, manufacturing, automation, CNC machining, and many others.
editor by CX 2023-12-26
China wholesaler Cobot Robot Hand Joint Robot Arm Brushless DC Motor Robot Motor for CNC Machine a/c vacuum pump
Product Description
Cobot Robot Hand Joint Robot Arm Brushless DC Motor Robot Motor for CNC Machine
Product Description
OD 80mm Small size robot joint actuator servo motor is mainly used for Robot Arm, intergrated harmonic reducer, encoder, dc motor and driver. The robot joint servo motor could be used in robot arm joint directly, help build robot joints quickly.
- Isolate CANopen communication according to CiA301 V4.2.0 specification. Support SDO, TPDO, RPDO. Support speed mode, position mode (contour mode, interpolation mode). Support heartbeat production and consumption
- 15 bit absolute encoder, 1 lap pulse up to 32768.
- Multi-stage DD motor structure, large torque output.
- Harmonic reducer, motor, driver and encoder are integrated.
- Low noise, low vibration, high speed positioning, high reliability.
- FOC field oriented vector control, support position / speed closed loop.
- Can work at zero hysteresis given pulse state, following zero hysteresis.
- 16-bit electronic gear features.
- CANopen upper computer is provided, which can monitor motor state and modify parameters.
- Position mode, support pulse + direction signal, encoder to follow.
- Speed mode, support PWM duty cycle signal speed regulation
- It has the function of blocking rotation, over current protection and over voltage protection.
- Absolute value of low power consumption and multi-turn
- All-in-1 servo 485/CAN communication version can add multi-turn function.
- When the motor is powered, there is a charging circuit inside to charge the battery.
- When the motor is powered off, the battery current consumption is only 0.07mA.
- After the motor has no power supply, the motor shaft is driven to rotate to wake up the encoder and continue to memorize the position.
- Multi-turn memory range -60000 ~ 60000 laps.
- Simple setting of the origin, it can be set as the CHINAMFG at any position.
- Multiple zero return methods: communication zero return, automatic zero return on power-on, and zero point signal output.
- Error protection: battery power failure alarm.
Product Features
1. Support SDO TPDO RPDO
2. Provide CANopen host computer software which can monitor motor status and modify parameter
Position mode, support Pulse + Direction signal, encoder follow
Speed mode, support PWM duty cycle signal speed regulation
When the motor is powered, there is a charging circuit inside to charge the battery. After the motor is not powered, the motor shaft is driven to rotate to wake up the encoder and continue to memorize the position; the battery current consumption is only 0.07mA.
Product Parameters
| Parameter | M5730BE17B50L | M5730BE17B80L | M5730BE17B100L | |
| Overall parameter | Motor rated voltage | 36VDC±10% | 36VDC±10% | 36VDC±10% |
| Motor rated current | 3.5A | 3.5A | 3.5A | |
| Output torque after deceleration | 34NM | 35NM | 51NM | |
| Weight | 1KG | 1KG | 1KG | |
| Speed range after deceleration | 0~30RPM | 0~18RPM | 0~15RPM | |
| Reducer parameter | Reduction ratio | 50 | 80 | 100 |
| Rated torque | 21NM | 29NM | 31NM | |
| Peak start-stop torque | 44NM | 56NM | 70NM | |
| Allowable maximum value of average load torque | 34NM | 35NM | 51NM | |
| Momentary allowable maximum torque | 91NM | 113NM | 143NM | |
| Backlash | <20 arc seconds | <20 arc seconds | <20 arc seconds | |
| Design life | 8500hour | 8500hour | 8500hour | |
| Motor parameter | Torque | 1NM | 1NM | 1NM |
| Rated speed | 1500RPM | 1500RPM | 1500RPM | |
| Maximum rotational speed | 2000RPM | 2000RPM | 2000RPM | |
| Power | 100W | 100W | 100W | |
| Resistance | 0.86 | 0.86 | 0.86 | |
| Inductance | 0.8mh | 0.8mh | 0.8mh | |
| Rotary inertia | 0.69×10-4 KG/M 2 | 0.69×10-4 KG/M 2 | 0.69×10-4 KG/M 2 | |
| Feedback signal | Multi-loop absolute encoder (single-loop 15 bit multi-loop 9 bit) | |||
| Cooling mode | Natural cooling | |||
| Position Control Mode | Maximum input pulse frequency | 500KHz | ||
| Pulse instruction mode | Pulse + direction, A phase +B phase | |||
| Electronic gear ratio | Set up ~65535 to 65535 | |||
| Location sampling frequency | 2KHZ | |||
| Protection function | Overcurrent alarm | |||
| Communication interface | Easycan (CAN communication, rate 1 M) | |||
| Environment | Ambient temperature | 0~40° | ||
| Max. permissible temperature of motor | 85° | |||
| Humidity | 5~95% | |||
Application
With modular design, compact joint module, its weight, size, installation mode, appearance lamp compared with the traditional products have done a considerable optimization, mainly used in cooperative robot and and light robot, can meet the miniaturization, lightweight, modular needs to a large extent. Can also be widely used in industrial robots, service robots, industrial automation equipment, lathe equipment and etc.
Product Details
Company Profile
HangZhou CHINAMFG Mechanical&Electrical Equipment Co., Ltd. is a professional manufacturer of Robotic Joint Module. Our factory dedicates to the research of robot joint motor since 2571s, more than 10 years’ experience makes our product quality rank in the leading position in China. Wth an annual output of 80,000 sets of various products for the market, with high precision and stable performance, our robotic joint modules are welcomed by customers from India, Thailand, Iran, South Korea, Russian Federation, Sweden, Ireland, Poland, USA, France and so on.
After Sales Service
1. We accept small order of Joint module;
2. Sample order of Joint module delivery time is in 9 days, mass quantity order lead time is 9-15 days;
3. We can accept payment via paypal, T/T and L/C;
4.Quality assurance of our Joint module is 1 year, and we can provide you professional technical support;
5. We provide free software wand training how to use the products. Engineers are available for technical support.
FAQ
Q: Are you trading company or manufacturer?
A: We are manufacturer and trading company.
Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.
Q: How long is your delivery time?
A: Due to the complex process, production takes 8-10 working days. For customized goods, please check with us before order.
Q. How do you ship the goods and how long does it take to arrive?
A: Usually by express, like DHL, UPS, FedEx, EMS or TNT; By air and sea are also available.Express takes 3-15 days to arrive.
Q: What is your terms of payment?
A: We accept Trade Assurance Order, TT, Paypal, West Union and L/C.
/* 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: | Industial Robot |
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| Operating Speed: | Adjust Speed |
| Excitation Mode: | Excited |
| Samples: |
US$ 478/Piece
1 Piece(Min.Order) | Order Sample |
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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 are servo motors used in CNC machines and other precision machining equipment?
Servo motors play a crucial role in CNC (Computer Numerical Control) machines and other precision machining equipment. They provide precise and dynamic control over the movement of various axes, enabling high-accuracy positioning, rapid speed changes, and smooth motion profiles. Here’s a detailed explanation of how servo motors are used in CNC machines and precision machining equipment:
1. Axis Control:
CNC machines typically have multiple axes, such as X, Y, and Z for linear movements, as well as rotary axes for rotational movements. Servo motors are employed to drive each axis, converting electrical signals from the CNC controller into mechanical motion. The position, velocity, and acceleration of the servo motors are precisely controlled to achieve accurate and repeatable positioning of the machine’s tool or workpiece.
2. Feedback and Closed-Loop Control:
Servo motors in CNC machines are equipped with feedback devices, such as encoders or resolvers, to provide real-time information about the motor’s actual position. This feedback is used in a closed-loop control system, where the CNC controller continuously compares the desired position with the actual position and adjusts the motor’s control signals accordingly. This closed-loop control ensures accurate positioning and compensates for any errors, such as mechanical backlash or load variations.
3. Rapid and Precise Speed Changes:
Servo motors offer excellent dynamic response, allowing CNC machines to achieve rapid and precise speed changes during machining operations. By adjusting the control signals to the servo motors, the CNC controller can smoothly accelerate or decelerate the machine’s axes, resulting in efficient machining processes and reduced cycle times.
4. Contouring and Path Tracing:
CNC machines often perform complex machining tasks, such as contouring or following intricate paths. Servo motors enable precise path tracing by accurately controlling the position and velocity of the machine’s tool along the programmed path. This capability is crucial for producing intricate shapes, smooth curves, and intricate details with high precision.
5. Spindle Control:
In addition to axis control, servo motors are also used to control the spindle in CNC machines. The spindle motor, typically a servo motor, rotates the cutting tool or workpiece at the desired speed. Servo control ensures precise speed and torque control, allowing for optimal cutting conditions and surface finish quality.
6. Tool Changers and Automatic Tool Compensation:
CNC machines often feature automatic tool changers to switch between different cutting tools during machining operations. Servo motors are utilized to precisely position the tool changer mechanism, enabling quick and accurate tool changes. Additionally, servo motors can be used for automatic tool compensation, adjusting the tool’s position or orientation to compensate for wear, tool length variations, or tool offsets.
7. Synchronized Motion and Multi-Axis Coordination:
Servo motors enable synchronized motion and coordination between multiple axes in CNC machines. By precisely controlling the servo motors on different axes, complex machining operations involving simultaneous movements can be achieved. This capability is vital for tasks such as 3D contouring, thread cutting, and multi-axis machining.
In summary, servo motors are integral components of CNC machines and precision machining equipment. They provide accurate and dynamic control over the machine’s axes, enabling high-precision positioning, rapid speed changes, contouring, spindle control, tool changers, and multi-axis coordination. The combination of servo motor technology and CNC control systems allows for precise, efficient, and versatile machining operations in various industries.
How is the size of a servo motor determined based on application requirements?
The size of a servo motor is an important consideration when selecting a motor for a specific application. The size of the motor is determined based on various factors related to the application requirements. Let’s explore how the size of a servo motor is determined:
1. Torque Requirements:
One of the primary factors in determining the size of a servo motor is the torque requirements of the application. The motor should be able to generate sufficient torque to handle the load and overcome any resistance or friction in the system. The required torque depends on factors such as the weight of the load, the distance from the motor’s axis of rotation, and any additional forces acting on the system. By analyzing the torque requirements, one can select a servo motor with an appropriate size and torque rating to meet the application’s needs.
2. Speed and Acceleration Requirements:
The desired speed and acceleration capabilities of the application also influence the size of the servo motor. Different applications have varying speed and acceleration requirements, and the motor needs to be capable of achieving the desired performance. Higher speeds and accelerations may require larger motors with more powerful components to handle the increased forces and stresses. By considering the required speed and acceleration, one can determine the size of the motor that can meet these demands.
3. Inertia and Load Inertia Ratio:
The inertia of the load and the inertia ratio between the load and the servo motor are important considerations in sizing the motor. Inertia refers to the resistance of an object to changes in its rotational motion. If the load has a high inertia, it requires a servo motor with sufficient size and torque to accelerate and decelerate the load effectively. The inertia ratio, which is the ratio of the load inertia to the motor inertia, affects the motor’s ability to control the load’s motion accurately. A proper balance between the load and motor inertia is necessary to achieve optimal performance and stability in the system.
4. Duty Cycle and Continuous Operation:
The duty cycle and continuous operation requirements of the application also impact the motor size selection. Duty cycle refers to the ratio of the motor’s operating time to the total cycle time. Applications with high-duty cycles or continuous operation may require larger motors that can handle sustained operation without overheating or performance degradation. It is important to consider the motor’s continuous torque rating and thermal characteristics to ensure it can operate reliably under the given duty cycle requirements.
5. Physical Space Constraints:
The physical space available for installing the servo motor is another factor to consider. The motor’s dimensions should fit within the available space, considering factors such as motor length, diameter, and any mounting requirements. It is essential to ensure that the chosen motor can be easily integrated into the system without interfering with other components or causing space constraints.
6. Weight Limitations:
The weight limitations of the application may influence the motor size selection. If there are weight restrictions, such as in mobile or lightweight applications, it is necessary to choose a servo motor that is compact and lightweight while still providing the required performance. Lighter servo motors can help optimize the overall weight and balance of the system.
7. Cost Considerations:
Cost is also a factor to consider when determining the size of a servo motor. Larger motors with higher torque and performance capabilities tend to be more expensive. It is important to strike a balance between the required performance and the cost constraints of the application. Analyzing the cost-effectiveness and overall value of the motor in relation to the application requirements is essential.
By considering these factors, one can determine the appropriate size of a servo motor that can meet the specific application requirements. It is advisable to consult with manufacturers or experts in the field to ensure the chosen motor size aligns with the application needs and provides optimal performance and reliability.
Can servo motors be used in robotics, and if so, how are they implemented?
Yes, servo motors are commonly used in robotics due to their precise control capabilities and suitability for a wide range of robotic applications. When implementing servo motors in robotics, several factors need to be considered. Here’s an overview of how servo motors are used and implemented in robotics:
1. Joint Actuation:
Servo motors are often used to actuate the joints of robotic systems. Each joint in a robot typically requires a motor to control its movement. Servo motors provide the necessary torque and angular control to accurately position the joint. They can rotate between specific angles, allowing the robot to achieve the desired configuration and perform precise movements.
2. Position Control:
Servo motors excel at position control, which is essential for robotics applications. They can accurately maintain a specific position and respond quickly to control signals. By incorporating servo motors in robotic joints, precise positioning control can be achieved, enabling the robot to perform tasks with accuracy and repeatability.
3. Closed-Loop Control:
Implementing servo motors in robotics involves utilizing closed-loop control systems. Feedback sensors, such as encoders or resolvers, are attached to the servo motors to provide real-time feedback on the motor’s position. This feedback is used to continuously adjust the motor’s behavior and ensure accurate positioning. Closed-loop control allows the robot to compensate for any errors or disturbances and maintain precise control over its movements.
4. Control Architecture:
In robotics, servo motors are typically controlled using a combination of hardware and software. The control architecture encompasses the control algorithms, microcontrollers or embedded systems, and communication interfaces. The control system receives input signals, such as desired joint positions or trajectories, and generates control signals to drive the servo motors. The control algorithms, such as PID control, are used to calculate the appropriate adjustments based on the feedback information from the sensors.
5. Kinematics and Dynamics:
When implementing servo motors in robotics, the kinematics and dynamics of the robot must be considered. The kinematics deals with the study of the robot’s motion and position, while the dynamics focuses on the forces and torques involved in the robot’s movement. Servo motors need to be properly sized and selected based on the robot’s kinematic and dynamic requirements to ensure optimal performance and stability.
6. Integration and Programming:
Servo motors in robotics need to be integrated into the overall robot system. This involves mechanical mounting and coupling the motors to the robot’s joints, connecting the feedback sensors, and integrating the control system. Additionally, programming or configuring the control software is necessary to define the desired movements and control parameters for the servo motors. This programming can be done using robot-specific programming languages or software frameworks.
By utilizing servo motors in robotics and implementing them effectively, robots can achieve precise and controlled movements. Servo motors enable accurate positioning, fast response times, and closed-loop control, resulting in robots that can perform tasks with high accuracy, repeatability, and versatility. Whether it’s a humanoid robot, industrial manipulator, or collaborative robot (cobot), servo motors play a vital role in their actuation and control.
editor by CX 2023-12-26
China Standard CHINAMFG Pick and Place Machine CHINAMFG AC Servo Motor Sgm-04A312 vacuum pump oil near me
Product Description
Product description
Panasonic AC Servo Motor SGM-04A312
There are also other motors for you !!!
NAA/N51
Add: Room 1107, Tong Fang Center CHINAMFG Road,Shajing Town, Baoan District,HangZhou,518104 China.
| Condition: | New |
|---|---|
| Precision: | Precision |
| Certification: | ISO, CE |
| Warranty: | 3 Months |
| Part No.: | Sgm-04A312 |
| Product Name: | AC Servo Motor |
What role does the controller play in the overall performance of a servo motor?
The controller plays a crucial role in the overall performance of a servo motor system. It is responsible for monitoring and regulating the motor’s operation to achieve the desired motion and maintain system stability. Let’s explore in detail the role of the controller in the performance of a servo motor:
1. Motion Control:
The controller is responsible for generating precise control signals that dictate the motor’s speed, torque, and position. It receives input commands from the user or higher-level control system and translates them into appropriate control signals for the servo motor. By accurately controlling the motor’s motion, the controller enables precise positioning, smooth acceleration and deceleration, and the ability to follow complex trajectories. The controller’s effectiveness in generating accurate and responsive control signals directly impacts the motor’s motion control capabilities.
2. Feedback Control:
The controller utilizes feedback from position sensors, such as encoders, to monitor the motor’s actual position, speed, and other parameters. It compares the desired motion profile with the actual motor behavior and continuously adjusts the control signals to minimize any deviations or errors. This closed-loop feedback control mechanism allows the controller to compensate for disturbances, variations in load conditions, and other factors that may affect the motor’s performance. By continuously monitoring and adjusting the control signals based on feedback, the controller helps maintain accurate and stable motor operation.
3. PID Control:
Many servo motor controllers employ Proportional-Integral-Derivative (PID) control algorithms to regulate the motor’s behavior. PID control calculates control signals based on the error between the desired setpoint and the actual motor response. The proportional term responds to the present error, the integral term accounts for accumulated past errors, and the derivative term considers the rate of change of the error. By tuning the PID parameters, the controller can achieve optimal performance in terms of response time, stability, and steady-state accuracy. Properly configured and tuned PID control greatly influences the servo motor’s ability to follow commands accurately and efficiently.
4. Trajectory Planning:
In applications requiring complex motion profiles or trajectories, the controller plays a vital role in trajectory planning. It determines the optimal path and speed profile for the motor to follow, taking into account constraints such as acceleration limits, jerk limits, and mechanical limitations. The controller generates the required control signals to achieve the desired trajectory, ensuring smooth and precise motion. Effective trajectory planning by the controller enhances the motor’s performance in applications that involve intricate or high-speed movements.
5. System Monitoring and Protection:
The controller monitors various parameters of the servo motor system, including temperature, current, voltage, and other diagnostic information. It incorporates protective measures to prevent damage or excessive stress on the motor. The controller can implement safety features such as overcurrent protection, over-temperature protection, and fault detection mechanisms. By actively monitoring and safeguarding the motor and the system, the controller helps prevent failures, prolongs the motor’s lifespan, and ensures safe and reliable operation.
6. Communication and Integration:
The controller facilitates communication and integration with other components or systems within the overall automation setup. It may support various communication protocols, such as Ethernet, CAN bus, or fieldbus protocols, enabling seamless integration with higher-level control systems, human-machine interfaces (HMIs), or other peripheral devices. The controller’s ability to efficiently exchange data and commands with other system components allows for coordinated and synchronized operation, enhancing the overall performance and functionality of the servo motor system.
In summary, the controller plays a vital role in the overall performance of a servo motor system. It enables precise motion control, utilizes feedback for closed-loop control, implements PID control algorithms, plans complex trajectories, monitors system parameters, and facilitates communication and integration. The controller’s capabilities and effectiveness directly impact the motor’s performance in terms of accuracy, responsiveness, stability, and overall system efficiency.
How is the size of a servo motor determined based on application requirements?
The size of a servo motor is an important consideration when selecting a motor for a specific application. The size of the motor is determined based on various factors related to the application requirements. Let’s explore how the size of a servo motor is determined:
1. Torque Requirements:
One of the primary factors in determining the size of a servo motor is the torque requirements of the application. The motor should be able to generate sufficient torque to handle the load and overcome any resistance or friction in the system. The required torque depends on factors such as the weight of the load, the distance from the motor’s axis of rotation, and any additional forces acting on the system. By analyzing the torque requirements, one can select a servo motor with an appropriate size and torque rating to meet the application’s needs.
2. Speed and Acceleration Requirements:
The desired speed and acceleration capabilities of the application also influence the size of the servo motor. Different applications have varying speed and acceleration requirements, and the motor needs to be capable of achieving the desired performance. Higher speeds and accelerations may require larger motors with more powerful components to handle the increased forces and stresses. By considering the required speed and acceleration, one can determine the size of the motor that can meet these demands.
3. Inertia and Load Inertia Ratio:
The inertia of the load and the inertia ratio between the load and the servo motor are important considerations in sizing the motor. Inertia refers to the resistance of an object to changes in its rotational motion. If the load has a high inertia, it requires a servo motor with sufficient size and torque to accelerate and decelerate the load effectively. The inertia ratio, which is the ratio of the load inertia to the motor inertia, affects the motor’s ability to control the load’s motion accurately. A proper balance between the load and motor inertia is necessary to achieve optimal performance and stability in the system.
4. Duty Cycle and Continuous Operation:
The duty cycle and continuous operation requirements of the application also impact the motor size selection. Duty cycle refers to the ratio of the motor’s operating time to the total cycle time. Applications with high-duty cycles or continuous operation may require larger motors that can handle sustained operation without overheating or performance degradation. It is important to consider the motor’s continuous torque rating and thermal characteristics to ensure it can operate reliably under the given duty cycle requirements.
5. Physical Space Constraints:
The physical space available for installing the servo motor is another factor to consider. The motor’s dimensions should fit within the available space, considering factors such as motor length, diameter, and any mounting requirements. It is essential to ensure that the chosen motor can be easily integrated into the system without interfering with other components or causing space constraints.
6. Weight Limitations:
The weight limitations of the application may influence the motor size selection. If there are weight restrictions, such as in mobile or lightweight applications, it is necessary to choose a servo motor that is compact and lightweight while still providing the required performance. Lighter servo motors can help optimize the overall weight and balance of the system.
7. Cost Considerations:
Cost is also a factor to consider when determining the size of a servo motor. Larger motors with higher torque and performance capabilities tend to be more expensive. It is important to strike a balance between the required performance and the cost constraints of the application. Analyzing the cost-effectiveness and overall value of the motor in relation to the application requirements is essential.
By considering these factors, one can determine the appropriate size of a servo motor that can meet the specific application requirements. It is advisable to consult with manufacturers or experts in the field to ensure the chosen motor size aligns with the application needs and provides optimal performance and reliability.
Can you explain the difference between a servo motor and a regular electric motor?
A servo motor and a regular electric motor are both types of electric motors, but they have distinct differences in terms of design, control, and functionality.
A regular electric motor, also known as an induction motor or a DC motor, is designed to convert electrical energy into mechanical energy. It consists of a rotor, which rotates, and a stator, which surrounds the rotor and generates a rotating magnetic field. The rotor is connected to an output shaft, and when current flows through the motor’s windings, it creates a magnetic field that interacts with the stator’s magnetic field, resulting in rotational motion.
On the other hand, a servo motor is a more specialized type of electric motor that incorporates additional components for precise control of position, speed, and acceleration. It consists of a regular electric motor, a sensor or encoder, and a feedback control system. The sensor or encoder provides feedback on the motor’s current position, and this information is used by the control system to adjust the motor’s behavior.
The key difference between a servo motor and a regular electric motor lies in their control mechanisms. A regular electric motor typically operates at a fixed speed based on the voltage and frequency of the power supply. In contrast, a servo motor can be controlled to rotate to a specific angle or position and maintain that position accurately. The control system continuously monitors the motor’s actual position through the feedback sensor and adjusts the motor’s operation to achieve the desired position or follow a specific trajectory.
Another distinction is the torque output of the motors. Regular electric motors generally provide high torque at low speeds and lower torque at higher speeds. In contrast, servo motors are designed to deliver high torque at both low and high speeds, which makes them suitable for applications that require precise and dynamic motion control.
Furthermore, servo motors often have a more compact and lightweight design compared to regular electric motors. They are commonly used in applications where precise positioning, speed control, and responsiveness are critical, such as robotics, CNC machines, automation systems, and remote-controlled vehicles.
In summary, while both servo motors and regular electric motors are used to convert electrical energy into mechanical energy, servo motors offer enhanced control capabilities, precise positioning, and high torque at various speeds, making them well-suited for applications that require accurate and dynamic motion control.
editor by CX 2023-12-12
China best Vmc Machine Tool Servo Motor Supplier with Best Price vacuum pump diy
Product Description
VMC Machine Tool Servo Motor Supplier with Best Price
Products Description
Features: Motor frame (mm): 60, 80, 110, 130 Rated speed (rpm): 1500, 2000, 2500, 3000 Power off brake: optional Insulation level: F Installation: flange-mounted Environmental temperature: 0 to 55 degrees Rated torque (Nm): 0.33 to 17.8 Maximum speed (rpm): 2000, 3000, 4000, 5000, 6000 Rated power (Kw): 0.1 to 3.1 Number of pole pairs: 5 Protection level: sealed, self-cooling IP65 Operation voltage of matched amplifier (VAC): 220 Environmental humidity: lower than 90% (condensation free)
Naming convention of series LDD power servo motor
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110 |
ST |
— |
M |
042 |
15 |
30 |
L M1 |
D D |
Z /C |
|
(1) |
(2) |
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(3) |
(4) |
(5) |
(6) |
(7) (8) |
(9) (10) |
(11) (12) |
(1) Motor frame No. (2) AC permanent magnet synchronization servo motor (3) Feedback component type (4) Rated torque: three-digit number × 0.1Nm (5) Rated speed: two-digit number × 100rpm (6) Maximum speed: two-digit number × 100rpm (7) Operation voltage of matched amplifier: 220 (8) Encoder code (9) Medium inertia (10) The highest speed characteristic (11) Power-off brake is mounted (12) Keyway code; if there is no key, there is no code
| Application: | CNC Machine |
|---|---|
| Certification: | ISO9001, CCC |
| Brand: | Hcnc Huada |
| Product Name: | AC Servo Motor |
| Protect Feature: | Sealed Self-Cooled IP65 |
| Type: | Servo Motor |
| Customization: |
Available
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What role does the controller play in the overall performance of a servo motor?
The controller plays a crucial role in the overall performance of a servo motor system. It is responsible for monitoring and regulating the motor’s operation to achieve the desired motion and maintain system stability. Let’s explore in detail the role of the controller in the performance of a servo motor:
1. Motion Control:
The controller is responsible for generating precise control signals that dictate the motor’s speed, torque, and position. It receives input commands from the user or higher-level control system and translates them into appropriate control signals for the servo motor. By accurately controlling the motor’s motion, the controller enables precise positioning, smooth acceleration and deceleration, and the ability to follow complex trajectories. The controller’s effectiveness in generating accurate and responsive control signals directly impacts the motor’s motion control capabilities.
2. Feedback Control:
The controller utilizes feedback from position sensors, such as encoders, to monitor the motor’s actual position, speed, and other parameters. It compares the desired motion profile with the actual motor behavior and continuously adjusts the control signals to minimize any deviations or errors. This closed-loop feedback control mechanism allows the controller to compensate for disturbances, variations in load conditions, and other factors that may affect the motor’s performance. By continuously monitoring and adjusting the control signals based on feedback, the controller helps maintain accurate and stable motor operation.
3. PID Control:
Many servo motor controllers employ Proportional-Integral-Derivative (PID) control algorithms to regulate the motor’s behavior. PID control calculates control signals based on the error between the desired setpoint and the actual motor response. The proportional term responds to the present error, the integral term accounts for accumulated past errors, and the derivative term considers the rate of change of the error. By tuning the PID parameters, the controller can achieve optimal performance in terms of response time, stability, and steady-state accuracy. Properly configured and tuned PID control greatly influences the servo motor’s ability to follow commands accurately and efficiently.
4. Trajectory Planning:
In applications requiring complex motion profiles or trajectories, the controller plays a vital role in trajectory planning. It determines the optimal path and speed profile for the motor to follow, taking into account constraints such as acceleration limits, jerk limits, and mechanical limitations. The controller generates the required control signals to achieve the desired trajectory, ensuring smooth and precise motion. Effective trajectory planning by the controller enhances the motor’s performance in applications that involve intricate or high-speed movements.
5. System Monitoring and Protection:
The controller monitors various parameters of the servo motor system, including temperature, current, voltage, and other diagnostic information. It incorporates protective measures to prevent damage or excessive stress on the motor. The controller can implement safety features such as overcurrent protection, over-temperature protection, and fault detection mechanisms. By actively monitoring and safeguarding the motor and the system, the controller helps prevent failures, prolongs the motor’s lifespan, and ensures safe and reliable operation.
6. Communication and Integration:
The controller facilitates communication and integration with other components or systems within the overall automation setup. It may support various communication protocols, such as Ethernet, CAN bus, or fieldbus protocols, enabling seamless integration with higher-level control systems, human-machine interfaces (HMIs), or other peripheral devices. The controller’s ability to efficiently exchange data and commands with other system components allows for coordinated and synchronized operation, enhancing the overall performance and functionality of the servo motor system.
In summary, the controller plays a vital role in the overall performance of a servo motor system. It enables precise motion control, utilizes feedback for closed-loop control, implements PID control algorithms, plans complex trajectories, monitors system parameters, and facilitates communication and integration. The controller’s capabilities and effectiveness directly impact the motor’s performance in terms of accuracy, responsiveness, stability, and overall system efficiency.
Are there different types of servo motors, and how do they differ?
Yes, there are different types of servo motors available, each with its own characteristics and applications. The variations among servo motors can be attributed to factors such as construction, control mechanisms, power requirements, and performance specifications. Let’s explore some of the common types of servo motors and how they differ:
1. DC Servo Motors:
DC servo motors are widely used in various applications. They consist of a DC motor combined with a feedback control system. The control system typically includes a position or velocity feedback sensor, such as an encoder or a resolver. DC servo motors offer good speed and torque control and are often employed in robotics, automation, and hobbyist projects. They can be operated with a separate motor driver or integrated into servo motor units with built-in control electronics.
2. AC Servo Motors:
AC servo motors are designed for high-performance applications that require precise control and fast response times. They are typically three-phase motors and are driven by sinusoidal AC waveforms. AC servo motors often incorporate advanced control algorithms and feedback systems to achieve accurate position, velocity, and torque control. These motors are commonly used in industrial automation, CNC machines, robotics, and other applications that demand high precision and dynamic performance.
3. Brushed Servo Motors:
Brushed servo motors feature a traditional brushed DC motor design. They consist of a rotor with a commutator and carbon brushes that make physical contact with the commutator. The brushes provide electrical connections, allowing the motor’s magnetic field to interact with the rotor’s windings. Brushed servo motors are known for their simplicity and cost-effectiveness. However, they may require more maintenance due to brush wear, and they generally have lower efficiency and shorter lifespan compared to brushless servo motors.
4. Brushless Servo Motors:
Brushless servo motors, also known as brushless DC (BLDC) motors, offer several advantages over brushed motors. They eliminate the need for brushes and commutators, resulting in improved reliability, higher efficiency, and longer lifespan. Brushless servo motors rely on electronic commutation, typically using Hall effect sensors or encoder feedback for accurate rotor position detection. These motors are widely used in robotics, industrial automation, aerospace, and other applications that require high-performance motion control with minimal maintenance.
5. Linear Servo Motors:
Linear servo motors are designed to provide linear motion instead of rotational motion. They consist of a primary part (stator) and a secondary part (slider or forcer) that interact magnetically to generate linear motion. Linear servo motors offer advantages such as high speed, high acceleration, and precise positioning along a linear axis. They find applications in various industries, including semiconductor manufacturing, packaging, printing, and machine tools.
6. Micro Servo Motors:
Micro servo motors are small-sized servo motors often used in applications with limited space and low power requirements. They are commonly found in hobbyist projects, model airplanes, remote-controlled vehicles, and small robotic systems. Micro servo motors are lightweight, compact, and offer reasonable precision and control for their size.
These are some of the different types of servo motors available, each catering to specific applications and requirements. The choice of servo motor type depends on factors such as the desired performance, accuracy, power requirements, environmental conditions, and cost considerations. Understanding the differences between servo motor types is essential for selecting the most suitable motor for a particular application.
What are the key advantages of using servo motors in industrial applications?
Servo motors offer several key advantages that make them highly beneficial for a wide range of industrial applications. Here are some of the main advantages of using servo motors:
1. Precise Positioning:
Servo motors excel at precise positioning control. They can accurately move to specific angles or positions with high repeatability. This level of precision is crucial in applications where accurate and consistent positioning is required, such as robotics, CNC machining, and assembly lines.
2. High Torque at Various Speeds:
Servo motors are designed to deliver high torque output across a range of speeds. They can generate significant torque even at low speeds, enabling efficient operation in applications that require both high torque and precise control, such as lifting heavy loads or performing intricate movements.
3. Fast Response Times:
Servo motors have fast response times, meaning they can quickly accelerate, decelerate, and change direction in response to control signals. This responsiveness is essential in applications where rapid and dynamic motion control is needed, such as industrial automation, robotics, and production line equipment.
4. Closed-Loop Control:
Servo motors operate in a closed-loop control system, where feedback from position sensors is continuously used to adjust the motor’s behavior. This feedback control mechanism enables accurate tracking of the desired position and compensates for any disturbances or variations that may occur during operation. It enhances the motor’s accuracy, stability, and performance.
5. Wide Range of Sizes and Power Ratings:
Servo motors are available in a wide range of sizes and power ratings, making them suitable for diverse industrial applications. Whether it’s a small motor for precision tasks or a large motor for heavy-duty operations, there are servo motor options to meet various requirements.
6. Energy Efficiency:
Servo motors are designed to be energy-efficient. They typically have high power density, which means they can deliver a significant amount of torque per unit of size and weight. This efficiency helps reduce power consumption, lowers operating costs, and contributes to a greener and more sustainable industrial environment.
7. Flexibility and Adaptability:
Due to their versatility, servo motors can be easily integrated into different systems and applications. They can be combined with various control systems, sensors, and communication protocols to provide seamless integration and compatibility with existing industrial setups. This flexibility allows for customized and scalable solutions tailored to specific industrial requirements.
8. Durability and Reliability:
Servo motors are known for their durability and reliability, even in demanding industrial environments. They are built to withstand harsh conditions such as high temperatures, vibrations, and dust. This robust construction ensures long-term operation and minimizes downtime, contributing to increased productivity and reduced maintenance costs.
In summary, the key advantages of using servo motors in industrial applications include precise positioning, high torque at various speeds, fast response times, closed-loop control for accuracy and stability, a wide range of sizes and power ratings, energy efficiency, flexibility, and durability. These advantages make servo motors highly valuable for industries that require precise motion control, such as robotics, manufacturing, automation, CNC machining, and many others.
editor by CX 2023-11-30
China best High Quality Factory Price 130mm AC Servo Motor for Sewing Machine vacuum pump electric
Product Description
| MODEL | 130SE510 571 |
130SE515 571 |
130SE520 571 |
130SE530 571 |
130SE530 015 |
130SE630 015 |
130SE630 015 |
| Rated Power(kW) | 1 | 1.5 | 2 | 3 | 3 | 3 | 3 |
| Rated Voltage(V) | 220 | 220 | 220 | 220 | 220 | 380 | 380 |
| Rated Speed(rpm) | 2000 | 2000 | 2000 | 2000 | 1500 | 1500 | 2000 |
| MAX Speed(rpm) | 3500 | 3000 | 3000 | 2500 | 2500 | 2500 | 2500 |
| Rated TORQUE(N.m) | 4.78 | 7.16 | 9.55 | 14.33 | 19.1 | 19.1 | 14.33 |
| Maximum Torque(N.m) | 14.34 | 17.9 | 23.88 | 35.83 | 38.2 | 38.2 | 28.66 |
| Rated Current(A) | 5.6 | 7.2 | 10.2 | 11 | 16.8 | 9.8 | 10 |
| Rotor Inertia(×10-4kg.m2) | 6.1 | 7.9 | 11.1 | 13.2 | 13.2 | 15.8 | 11.4 |
| Rotor Inertia(×10-4kg.m2)(Brake) | 6.4 | 8.2 | 11.4 | 13.5 | 13.5 | 17.1 | 13.6 |
| Torque Constant(N.m/A) | 0.85 | 0.99 | 0.94 | 1.3 | 1.13 | 1.95 | 1.43 |
| Back EMF(V/krpm) | 54.7 | 62.5 | 56.6 | 81.9 | 71.1 | 124.8 | 89.5 |
| Resistance(Ohm) | 0.96 | 0.75 | 0.49 | 0.48 | 0.46 | 1.26 | 1.07 |
| Inductance(mH) | 10.5 | 8.5 | 5.6 | 6.1 | 5.5 | 20.9 | 11.43 |
| Electrical Constant(ms) | 10.9 | 11.3 | 11.4 | 12.7 | 11.9 | 16.6 | 10.68 |
| Insulation Class | F | ||||||
| IP Rating | IP54/IP65(oil seal) | ||||||
| Application: | Machine Tool |
|---|---|
| Speed: | High Speed |
| Number of Stator: | Single-Phase |
| Function: | Control |
| Casing Protection: | Open Type |
| Number of Poles: | 6 |
| Samples: |
US$ 180/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
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What maintenance practices are recommended for ensuring the longevity of servo motors?
Maintaining servo motors properly is crucial to ensure their longevity and reliable performance. Here are some recommended maintenance practices:
1. Regular Cleaning:
Regularly clean the servo motor to remove dust, debris, and other contaminants that can affect its performance. Use a soft brush or compressed air to clean the motor’s exterior and ventilation ports. Avoid using excessive force or liquid cleaners that could damage the motor.
2. Lubrication:
Follow the manufacturer’s recommendations for lubrication intervals and use the appropriate lubricant for the motor. Lubricate the motor’s bearings, gears, and other moving parts as per the specified schedule. Proper lubrication reduces friction, minimizes wear, and helps maintain optimal performance.
3. Inspections:
Regularly inspect the servo motor for signs of wear, damage, or loose connections. Check for any unusual noises, vibrations, or overheating during operation, as these can indicate potential issues. If any abnormalities are detected, consult the manufacturer’s documentation or seek professional assistance for further evaluation and repair.
4. Electrical Connections:
Ensure that all electrical connections to the servo motor, such as power cables and signal wires, are secure and properly insulated. Loose or damaged connections can lead to electrical problems, voltage fluctuations, or signal interference, which can affect the motor’s performance and longevity.
5. Environmental Considerations:
Take into account the operating environment of the servo motor. Ensure that the motor is protected from excessive moisture, dust, extreme temperatures, and corrosive substances. If necessary, use appropriate enclosures or protective measures to safeguard the motor from adverse environmental conditions.
6. Software and Firmware Updates:
Stay updated with the latest software and firmware releases provided by the servo motor manufacturer. These updates often include bug fixes, performance enhancements, and new features that can improve the motor’s functionality and reliability. Follow the manufacturer’s instructions for safely updating the motor’s software or firmware.
7. Training and Documentation:
Ensure that personnel responsible for the maintenance of servo motors are properly trained and familiar with the manufacturer’s guidelines and documentation. This includes understanding recommended maintenance procedures, safety precautions, and troubleshooting techniques. Regular training and access to up-to-date documentation are essential for effective servo motor maintenance.
8. Professional Servicing:
If a servo motor requires complex repairs or servicing beyond regular maintenance, it is advisable to consult a qualified technician or contact the manufacturer’s service center. Attempting to repair or modify the motor without proper expertise can lead to further damage or safety hazards.
By following these maintenance practices, servo motors can operate optimally and have an extended lifespan. Regular cleaning, lubrication, inspections, secure electrical connections, environmental considerations, software updates, training, and professional servicing all contribute to ensuring the longevity and reliable performance of servo motors.
Are there different types of servo motors, and how do they differ?
Yes, there are different types of servo motors available, each with its own characteristics and applications. The variations among servo motors can be attributed to factors such as construction, control mechanisms, power requirements, and performance specifications. Let’s explore some of the common types of servo motors and how they differ:
1. DC Servo Motors:
DC servo motors are widely used in various applications. They consist of a DC motor combined with a feedback control system. The control system typically includes a position or velocity feedback sensor, such as an encoder or a resolver. DC servo motors offer good speed and torque control and are often employed in robotics, automation, and hobbyist projects. They can be operated with a separate motor driver or integrated into servo motor units with built-in control electronics.
2. AC Servo Motors:
AC servo motors are designed for high-performance applications that require precise control and fast response times. They are typically three-phase motors and are driven by sinusoidal AC waveforms. AC servo motors often incorporate advanced control algorithms and feedback systems to achieve accurate position, velocity, and torque control. These motors are commonly used in industrial automation, CNC machines, robotics, and other applications that demand high precision and dynamic performance.
3. Brushed Servo Motors:
Brushed servo motors feature a traditional brushed DC motor design. They consist of a rotor with a commutator and carbon brushes that make physical contact with the commutator. The brushes provide electrical connections, allowing the motor’s magnetic field to interact with the rotor’s windings. Brushed servo motors are known for their simplicity and cost-effectiveness. However, they may require more maintenance due to brush wear, and they generally have lower efficiency and shorter lifespan compared to brushless servo motors.
4. Brushless Servo Motors:
Brushless servo motors, also known as brushless DC (BLDC) motors, offer several advantages over brushed motors. They eliminate the need for brushes and commutators, resulting in improved reliability, higher efficiency, and longer lifespan. Brushless servo motors rely on electronic commutation, typically using Hall effect sensors or encoder feedback for accurate rotor position detection. These motors are widely used in robotics, industrial automation, aerospace, and other applications that require high-performance motion control with minimal maintenance.
5. Linear Servo Motors:
Linear servo motors are designed to provide linear motion instead of rotational motion. They consist of a primary part (stator) and a secondary part (slider or forcer) that interact magnetically to generate linear motion. Linear servo motors offer advantages such as high speed, high acceleration, and precise positioning along a linear axis. They find applications in various industries, including semiconductor manufacturing, packaging, printing, and machine tools.
6. Micro Servo Motors:
Micro servo motors are small-sized servo motors often used in applications with limited space and low power requirements. They are commonly found in hobbyist projects, model airplanes, remote-controlled vehicles, and small robotic systems. Micro servo motors are lightweight, compact, and offer reasonable precision and control for their size.
These are some of the different types of servo motors available, each catering to specific applications and requirements. The choice of servo motor type depends on factors such as the desired performance, accuracy, power requirements, environmental conditions, and cost considerations. Understanding the differences between servo motor types is essential for selecting the most suitable motor for a particular application.
How does feedback control work in a servo motor system?
In a servo motor system, feedback control plays a crucial role in achieving precise control over the motor’s position, speed, and acceleration. The feedback control loop consists of several components that work together to continuously monitor and adjust the motor’s behavior based on the desired and actual position information. Here’s an overview of how feedback control works in a servo motor system:
1. Position Reference:
The servo motor system starts with a position reference or a desired position. This can be specified by a user or a control system, depending on the application requirements. The position reference represents the target position that the servo motor needs to reach and maintain.
2. Feedback Sensor:
A feedback sensor, such as an encoder or resolver, is attached to the servo motor’s shaft. The purpose of the feedback sensor is to continuously measure the motor’s actual position and provide feedback to the control system. The sensor generates signals that indicate the motor’s current position, allowing the control system to compare it with the desired position.
3. Control System:
The control system receives the position reference and the feedback signals from the sensor. It processes this information to determine the motor’s current position error, which is the difference between the desired position and the actual position. The control system calculates the required adjustments to minimize this position error and bring the motor closer to the desired position.
4. Controller:
The controller is a key component of the feedback control loop. It receives the position error from the control system and generates control signals that govern the motor’s behavior. The controller adjusts the motor’s inputs, such as voltage or current, based on the position error and control algorithm. The control algorithm can be implemented using various techniques, such as proportional-integral-derivative (PID) control, which adjusts the motor’s inputs based on the current error, the integral of past errors, and the rate of change of errors.
5. Motor Drive:
The control signals generated by the controller are sent to the motor drive unit, which amplifies and converts these signals into appropriate voltage or current levels. The motor drive unit provides the necessary power and control signals to the servo motor to initiate the desired motion. The drive unit adjusts the motor’s inputs based on the control signals to achieve the desired position, speed, and acceleration specified by the control system.
6. Motor Response:
As the motor receives the adjusted inputs from the motor drive, it starts to rotate and move towards the desired position. The motor’s response is continually monitored by the feedback sensor, which measures the actual position in real-time.
7. Feedback Comparison:
The feedback sensor compares the actual position with the desired position. If there is any deviation, the sensor generates feedback signals reflecting the discrepancy between the desired and actual positions. These signals are fed back to the control system, allowing it to recalculate the position error and generate updated control signals to further adjust the motor’s behavior.
This feedback loop continues to operate in a continuous cycle, with the control system adjusting the motor’s inputs based on the feedback information. As a result, the servo motor can accurately track and maintain the desired position, compensating for any disturbances or variations that may occur during operation.
In summary, feedback control in a servo motor system involves continuously comparing the desired position with the actual position using a feedback sensor. The control system processes this position error and generates control signals, which are converted and amplified by the motor drive unit to drive the motor. The motor’s response is monitored by the feedback sensor, and any discrepancies are fed back to the control system, enabling it to make further adjustments. This closed-loop control mechanism ensures precise positioning and accurate control of the servo motor.
editor by CX 2023-11-16