Short Response Time Motor Modules High Precision Voice Coil Positioning Stage

The design principle of the linear platform for voice coil motors is based on the working principle of voice coil motors, combined with mechanical structure and control system to achieve precise linear motion control. The following is the basic principle and concept of designing a linear platform for voice coil motors:
1.  Voice coil motor working principle:  Voice coil motor is a linear motor composed of a fixed magnetic field and a movable coil. When energized through the coil, the generated current and magnetic field interact to generate a force that drives the coil to move linearly on the guide rail.
2.  Mechanical Structure Design: When designing a linear platform for voice coil motors, it is necessary to consider the design of mechanical components such as guides, coils, and motion transmission structures. The guide rail and slider must have high precision, low friction, and high rigidity to ensure smooth movement.
3. Closed structure: To prevent external particles and environmental impacts, a closed mechanical structure can be considered in the design to ensure the protection and stable operation of motor components.
4. Sensor Installation:  Install position sensors, such as encoders or Hall sensors, on a linear platform to obtain real-time position feedback. These feedback signals are used in closed-loop control to adjust the movement of the motor and achieve precise position control.
5.  Closed loop control system: Voice coil motor linear platforms usually use a closed loop control system, which adjusts the motor's current based on real-time position feedback to accurately move the coil to the target position. The controller can be embedded or external, and can be selected according to application requirements.
6.  Control Algorithm: Design control algorithms suitable for specific applications, including speed control, position control, acceleration and deceleration planning, etc. These algorithms can ensure smooth motion trajectory and fast response.
7. Power supply:  Provide appropriate power supply for the voice coil motor to ensure that the motor can provide sufficient force and speed to achieve the required movement.
8.  Customization and Scalability:  Design can be customized and expanded according to application requirements. Select appropriate dimensions and specifications considering requirements such as load, speed, and accuracy.
In summary, the design principle of the voice coil motor linear platform is to combine the working principle and control technology of the voice coil motor, and achieve precise, stable, and controllable linear motion through mechanical structure and closed-loop control system. This design is suitable for many fields, such as precision machining, optical positioning, medical equipment, and automated production lines.

Technical Parameters:

The linear platform of voice coil motor has many features and functions, making it play an important role in various applications. Here are some typical features and functions:
Features:
1.  High precision positioning:  The voice coil motor linear platform achieves high-precision linear positioning through a closed-loop control system and precise position feedback, suitable for applications that require strict position control.
2. Quick Response:Due to direct drive and low inertia characteristics, the voice coil motor linear platform has fast response speed, suitable for applications that require rapid positioning and dynamic performance.
3. Smooth motion: The linear platform of the voice coil motor can achieve smooth and vibration free motion, suitable for tasks that require fine smooth motion, such as optical systems and microscopes.
4. Zero Backgap: The direct driving mechanism of the voice coil motor eliminates the mechanical backgap in traditional motors, ensuring the accuracy and precision of movement.
5.  High acceleration:  The voice coil motor linear platform can achieve high acceleration and high speed motion, suitable for applications that require rapid changes in motion state.
6.  Closed structure: Many voice coil motor linear platforms have a closed mechanical structure to prevent external particles and environmental influences, ensuring stable operation.
7.  Real time feedback:  Voice coil motor linear platforms are usually equipped with position sensors, such as encoders, to provide real-time position feedback for closed-loop control to maintain the desired position.
Function:
1.  Accurate positioning:  The voice coil motor linear platform can accurately locate at the micron level, suitable for tasks that require high-precision positioning.
2.  Motion Control: The  platform allows precise speed and acceleration control, as well as switching between multiple motion modes, to meet different application requirements.
3. Automation: The voice coil motor linear platform can be integrated with automation systems to achieve automated tasks and processes.
4. Multi axis collaboration:  In some applications, multiple voice coil motor linear platforms can work together to achieve complex multi axis motion and collaborative control.
5.  Customization:  According to application requirements, the voice coil motor linear platform can customize dimensions, performance, and control algorithms.
6.  High stability:  The closed-loop control system maintains the stability of the platform and can maintain stable motion even in case of load changes or environmental changes.
In summary, the characteristics and functions of voice coil motor linear platforms make them widely used in fields such as precision positioning, automation control, high-speed motion, and optical systems.

Cylindrical voice coil motor module linear platform is more suitable for closed-loop servo applications, its model is VCAR0070-0149-00A, adopts aviation aluminum precision machining, good stability, can do high-speed oscillation and reciprocating movement, its peak thrust is 70N, continuous current is 4A, it has high acceleration, light weight, small size, high frequency noise, high precision, High frequency sound, precise force control, fast response speed (millisecond acceleration up to 20G) and other characteristics, and has a high frequency of movement, easy control, simple and reliable structure, no reversing device, maintenance-free, long life, can work continuously for a long time, and the warranty time is 3 months to 1 year. Its applications include medical semiconductors, aerospace and automotive, yachts, automobiles, electric bicycles, drones, robots, medical ventilators, microscopes, endoscopes, optical systems. Can be customized according to customer needs.

 Technical indicators & specifications can be customized

 Satisfactory after-sales service

1.Travel: effective travel, used to calculate the the total travel of value force.

2.The direction of movement: horizontal or vertical installation 90 degree.

3.Load force: constant in the reverse direction of force on the motor, such as springs, etc.

4.Load weight: the total quality part of movement, including the quality slider 

5.Movement Type: 1.point to point movement; 2.the reciprocation of the rule (e.g. scanning).

6.Velocity curve: 1.a trapezoidal speed curve; 2.triangular speed curve; 3.sine speed curve.