Ultra-Precision Motion Control Equipment Components-Shenzhen Chao Pin Hardware Co., Ltd.

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Stepper Motor Precision Equipment Components

The stepper motor precision equipment parts are the core components for achieving precise motion control in modern industry and scientific research. It consists of key parts such as stator, rotor, bearings, driver, microprocessor and sensor. The stator core is matched with windings. When energized, it generates a magnetic field to drive the rotor to rotate. The rotor transmits the rotational motion to the external load through the shaft. The bearing supports the rotating body, reduces friction and ensures the rotation accuracy. The driver connects the control system and the motor, converts the control signal into pulses, and regulates the operation of the motor. The microprocessor acts as the "brain", parses instructions and generates control signals, and the sensor monitors the motor position and speed in real time, and feeds back information to ensure precise control. The components work together to achieve high-precision position and speed control.

Product Description

II. Product Features

. High-precision positioning: Combining precise mechanical structure and precise control algorithm, it can achieve micron-level or even nanometer-level positioning accuracy, meeting the application scenarios with extremely high positioning accuracy requirements such as semiconductor manufacturing and precision optical instruments.

. High stability: Adopting high-quality materials and advanced manufacturing processes to reduce vibration and noise during operation, and with a stable and reliable drive system, it can maintain stable performance output even under long-term and high-load operation.

. Fast response speed: It can quickly respond to control signals and realize rapid start, stop and turn of the motor. It is suitable for automated production equipment with high dynamic response requirements to improve production efficiency.

. Smooth operation: The precision-ground ball screw, with a high-rigidity and low-friction transmission structure, makes the movement process smooth and almost noiseless, effectively reducing the impact and wear of the equipment during operation.

. Flexible control: Supports multiple control methods, and can flexibly adjust the motor's operating parameters according to different needs, such as speed, direction, number of steps, etc., to facilitate integration into various complex automation control systems.

III. Product Details

(I) Motor parameters

Parameters	Details
Number of phases	Commonly 2-phase and 5-phase, different phase numbers are suitable for different precision and torque requirements
Step angle	Generally between 0.9° - 3.6°, the smaller the step angle, the higher the positioning accuracy
Holding torque	Range from 0.1N.m - 10N.m or more, depending on the motor size and model, determines the motor's static holding ability
Operating speed	Up to thousands of revolutions per minute, the specific speed is limited by the motor model, load and driver

(II) Driver characteristics
.Drive mode: such as bipolar constant current drive, which can accurately control the current, ensure the stable operation of the motor, and reduce heat generation and energy consumption.
.Subdivision function: Each step of the motor can be further subdivided, for example, to 51200 microsteps, which greatly improves the smoothness and positioning accuracy of the motor operation.
.Protection function: It has overcurrent, overvoltage, overheating and other protection mechanisms, which effectively prolongs the service life of the equipment and ensures safe and reliable operation of the system.
(III) Mechanical structure
.Stator and rotor: The stator core is made of high magnetic permeability material to reduce hysteresis loss; the rotor permanent magnet has strong magnetism and high stability to ensure efficient operation of the motor.
.Bearing: High-precision, low-friction ball or roller bearings are selected, with strong support capacity and rotation accuracy of μm level.
. Transmission components: If equipped with a precision planetary reducer, it has the characteristics of high rigidity, high precision (single-stage precision can reach within 1 point), high transmission efficiency (single-stage efficiency 97% - 98%), etc., which can reduce the speed, increase the torque, and adapt to different inertia requirements.