音圈电机结构优化及应用综述

Overview of Structure Optimization and Application of Voice Coil Motor

音圈电机是一种不需要任何机械传动环节,就可以将电能转化为直线运动机械能的直线电机。由于具有结构简单、体积小、响应速度快、定位精度高、易于控制等优点,音圈电机广泛应用于国民经济的诸多领域。该文首先简述音圈电机的理论基础,阐述音圈电机的工作原理、结构分类以及各结构的特点;然后,结合国内外学者对音圈电机的结构优化,对音圈电机提高力常数和定位精度的方法进行归纳总结;最后,对音圈电机的主要应用领域进行综述,并对其发展趋势和研究热点进行讨论和展望。

Voice coil motor is a linear motor that can convert electrical energy into linear motion mechanical energy without any mechanical transmission.Due to the advantages of simple structure,small size,fast response speed,high positioning accuracy and easy control,voice coil motors are widely used in many electrical fields.This paper briefly described the theoretical basis of the voice coil motor,and explained the working principle,structural classification and characteristics of each structure of voice coil motor.Besides,based on the research of domestic and foreign scholars on the structure optimization of voice coil motor,this paper summarized the methods of improving the force constant and positioning accuracy of voice coil motor.Furthermore,the main application fields of voice coil motor were summarized,and their development trends and research hotspots were discussed and prospected.