Tag Archives: machines milling

China Standard Precision Ball Screw Direct Connection Servo Motor for CNC Screw Milling Machines Special for Vacuum Pumps vacuum pump engine

Product Description


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Product Description

hot sales Precision ball screw direct connection servo motor for CNC screw milling machines Special for vacuum pumps

* MACH & GSK & SIEMENS & FANUC Programming Systems
* Professional Electronic System
* Upgraded PC-based Controller
* High Rigidity Xihu (West Lake) Dis. Way & Bed Construction
* Powerful Main Motor & Reliable Servo Motor
* High Precision for All Axes Movements
* Automatic Tool Charger & Multiple Tool Positions
* Cabinet Door Opening System & Considerable Safety Signs





Max. rotation diameter over bed



Max. rotation diameter over pallet



Max. workpiece length



Lathe bed width



Main transmission form


Independent spindle

Speed mode


Frequency steplessspeed

Spindle speed range



Spindle head form



Spindle bore



Spindle centering axial taper



Spindle taper



Chuck diameter



Main motor power



Turret maximum stroke


X: 320 Z: 1571

Fast-moving feed


X: 6000 Z: 8000

Positioning accuracy


X: 0.01 Z: 0.015

Dia. of tailstock quill



Tailstock quill stroke



Taper of tailstock quill



Repeat positioning accuracy



Section of turning tool



Size (LxWxH)



Net weight



High Precision ball screw direct connection servo motor for CNC screw milling machines Special for vacuum pumps


GSK control operating system A2-6 4500 rpm spindle

8-station servo hydraulic tool magazine Automatic tool change in 2 seconds

Ball screw and line track

A convex and a flat tailstock design



A2-6 4500 rpm spindle GSK Control system 8-station servo hydraulic tool

Hydraulic chuck Ball screw and line track A convex and a flat tailstock design

Other Optional configuration


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Assembly Process and Quality Control

Each contact surface of the workpiece is manually scraped to ensure the precision of the machine. Line guide rail installation, using code meter accuracy test. Installation details of inclined track
Screw installation process Screw installation process Electrical system configuration box

lectrical system configuration box



Company Profile and Picture
HangZhou CHINAMFG CNC Machine Tool Manufacturing Co., Ltd. is located in HangZhou CNC machine tool Industrial Park, ZheJiang Province, the company is located only 3 kilometers away from the Xihu (West Lake) Dis. exit of ZheJiang -ZheJiang high-way, the traffic is very convenient.  The company set r & D, design, production, sales, service in one, not only has a high-quality staff, but also has a strong product research and development team, after r & D improvement, our company now has a series of special CNC machine tools for processing spiral workpiece.Machine stable performance, high technology content, and a number of CHINAMFG enterprises to maintain long-term cooperation. 

CE , SGS, Alibaba High-quality Supplier and Made-In-China Gold Supplier.


1:How can I choose the most suitable machines ?

A: Please tell me your specifications ,we can choose the best model for you , or you can choose the exact model . You can also send us the products drawing ,we will choose the most suitable machines for you .


2:What’s your main products of your company?

A: We specialized in machines ,such as CNC screw milling machine ,vacuum pump screw special CNC spiral rotor milling machine,Turning Milling Machines .


3: Where is our factory located? How can I visit there?

A : Our factory is located in HangZhou CNC machine tool Industrial Park, ZheJiang Province China. You are warmly welcomed to visit us.


4. What is your trade terms?

A : FOB, CFR and CIF all acceptable.


5: What’s the Payment Terms ?

A : T/T ,30% initial payment when order ,70% balance payment before shipment ;Irrevocable LC at sight .


6: What’s the MOQ?

A: 1 set .(Only some low cost machines will be more than 1 set )

good stability Spindle servo motor Special for vacuum pump of 4-rail with lubrication pump Precision ball screw direct connection servo motor for CNC screw milling machines Special for vacuum pumps

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After-sales Service: One-Year After Sales Service
Warranty: One-Year After Sales Service
Type: Tool Milling Machine
Object: Hardware
Structure: Bed type
Milling Cutter Type: Angle Milling Cutter
US$ 153500/Piece
1 Piece(Min.Order)




servo motor

Are there common issues or challenges associated with servo motor systems, and how can they be addressed?

Servo motor systems are widely used in various applications, but they can encounter common issues or challenges that affect their performance and reliability. Let’s explore some of these issues and discuss potential solutions:

1. Positioning and Tracking Errors:

One common challenge in servo motor systems is positioning and tracking errors. These errors can occur due to factors such as mechanical backlash, encoder resolution limitations, or disturbances in the system. To address this issue, careful calibration and tuning of the servo control system are necessary. This includes adjusting feedback gains, implementing feedback filtering techniques, and utilizing advanced control algorithms to improve the system’s accuracy and minimize errors. Additionally, employing high-resolution encoders and backlash compensation mechanisms can help enhance the positioning and tracking performance.

2. Vibration and Resonance:

Vibration and resonance can impact the performance of servo motor systems, leading to reduced accuracy and stability. These issues can arise from mechanical resonances within the system or external disturbances. To mitigate vibration and resonance problems, it is crucial to analyze the system’s dynamics and identify critical resonant frequencies. Implementing vibration dampening techniques such as mechanical isolation, using vibration-absorbing materials, or employing active vibration control methods can help minimize the effect of vibrations and improve the system’s performance.

3. Overheating and Thermal Management:

Servo motors can generate heat during operation, and inadequate thermal management can lead to overheating and potential performance degradation. To address this issue, proper cooling and thermal management techniques should be employed. This may involve using heat sinks, fans, or liquid cooling systems to dissipate heat efficiently. Ensuring adequate ventilation and airflow around the motor and avoiding excessive current or overloading can also help prevent overheating. Monitoring the motor’s temperature and implementing temperature protection mechanisms can further safeguard the motor from thermal damage.

4. Electrical Noise and Interference:

Electrical noise and interference can affect the performance and reliability of servo motor systems. These issues can arise from electromagnetic interference (EMI) or radio frequency interference (RFI) from nearby equipment or electrical sources. To mitigate electrical noise, proper shielding and grounding techniques should be employed. Using shielded cables, ferrite cores, and grounding the motor and control system can help minimize the impact of noise and interference. Additionally, employing filtering techniques and surge protection devices can further improve system robustness against electrical disturbances.

5. System Integration and Compatibility:

Integrating a servo motor system into a larger control system or automation setup can present challenges in terms of compatibility and communication. Ensuring proper compatibility between the servo motor and the control system is crucial. This involves selecting appropriate communication protocols, such as EtherCAT or Modbus, and ensuring compatibility with the control signals and interfaces. Employing standardized communication interfaces and protocols can facilitate seamless integration and interoperability. Additionally, thorough testing and verification of the system’s compatibility before deployment can help identify and address any integration issues.

6. Maintenance and Service:

Maintenance and service requirements are important considerations for servo motor systems. Regular maintenance, including lubrication, inspection, and cleaning, can help prevent issues related to wear and tear. Following manufacturer-recommended maintenance schedules and procedures is essential to ensure the longevity and optimal performance of the motor. In case of any malfunctions or failures, having access to technical support from the manufacturer or trained service personnel can help diagnose and address problems effectively.

By being aware of these common issues and challenges associated with servo motor systems and implementing appropriate solutions, it is possible to enhance the performance, reliability, and lifespan of the servo motor system. Regular monitoring, proactive maintenance, and continuous improvement can contribute to optimizing the overall operation and efficiency of the system.

servo motor

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.

servo motor

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.

China Standard Precision Ball Screw Direct Connection Servo Motor for CNC Screw Milling Machines Special for Vacuum Pumps   vacuum pump engine	China Standard Precision Ball Screw Direct Connection Servo Motor for CNC Screw Milling Machines Special for Vacuum Pumps   vacuum pump engine
editor by CX 2024-04-15