Voice coil motor micro-positioning platform and motion control method, device and system
A technology of micro-positioning platform and voice coil motor, which is applied in the direction of control system, DC motor speed/torque control, electrical components, etc. It can solve uncertain factors or parameters, high-frequency vibration, and the inability to accurately control voice coil motors and other issues to achieve the effect of improving steady-state and transient performance
Active Publication Date: 2021-01-08
GUANGDONG UNIV OF TECH
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[0006] In view of this, the present invention provides a voice coil motor micro-positioning platform, control system and control method to overcome the phenomenon of high-frequency vibration that may occur during the control of the voice coil motor in the prior art, resulting in some Uncertain factors or parameters will make the current voice coil motor position control strategy algorithm unable to accurately control the voice coil motor
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[0056] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0057] Please refer to Figure 1 to Figure 2 , the embodiment of the present invention provides a voice coil motor micro-positioning platform, including a guide rail 10, a slide rail 20, a driver 30, a controller 40, a position detection device 50, a motor installation device 60, a CCD focusing device 70 and a lens 80; wherein , the controller 40 is electrically connected to the driver 30 and the position detection device 50 respectively; the lower end of the ...
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The invention discloses a voice coil motor micro-positioning platform and a motion control method, device and system. The platform comprises a guide rail, a sliding rail, a driver, a controller, a position detection device, a motor installation device, a CCD focusing device and a lens, wherein the controller is electrically connected with the driver and the position detection device respectively,the lower end of the sliding rail is provided with the guide rail and is in sliding connection with the guide guide, the motor installation device is arranged at the upper end of the sliding rail, themotor installation device is used for mounting a rotor of a voice coil motor, the driver drives the voice coil motor to move, and when the voice coil motor moves, the controller controls the positiondetection device to detect the movement distance of the voice coil motor, the CCD focusing device focuses the lens, and the lens shoots the movement process of the voice coil motor. According to theinvention, the platform is arranged according to the voice coil motor control principle, automatic focusing can be achieved, expandability is high, and precision is high, so that accurate control overthe voice coil motor can be achieved.
Description
technical field [0001] The invention relates to the technical field of motor control, in particular to a voice coil motor micro-positioning platform, a motion control method, device and system. Background technique [0002] The voice coil motor is a kind of linear motion motor designed by applying the principle of ampere force, that is, the electric wire is subjected to force in the magnetic field to drive the motion of the voice coil motor. Voice coil motor, as a permanent magnet DC linear motor, started research at home and abroad very early, and its application scenarios are very wide. At present, it is mainly used in electronic medical equipment, radar and other weapon equipment, drone aerial photography, underwater robot detection and other application fields. [0003] In recent years, with the advancement of power electronics technology, automatic control technology and intelligent control technology, various high-performance drive control systems have emerged, and th...
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IPC IPC(8): H02P7/025
CPCH02P7/025
Inventor 蒲建伟张学习李晓军罗欢陈宸
Owner GUANGDONG UNIV OF TECH