微特电机 ›› 2018, Vol. 46 ›› Issue (4): 41-44.doi: 1004-7018-46-4-41-44

• 设计分析 • 上一篇    下一篇

基于SMA新型旋转微驱动器的设计研究

柴宗兴,许立忠,曹富林   

  1. 燕山大学,秦皇岛 066004
  • 收稿日期:2017-01-18 出版日期:2018-04-28 发布日期:2018-04-28
  • 作者简介:柴宗兴(1992—),男,硕士研究生,主要研究方向为机电集成SMA活齿传动系统。
  • 基金资助:
    2017学年燕山大学硕士研究生创新资助项目(2017XJSS012)

Design and Research of a New Type of Rotary Micro-Actuator Based on Shape Memory Alloys

CHAI Zong-xing, XU Li-zhong, CAO Fu-lin   

  1. Yanshan University,Qinhuangdao 066004,China
  • Received:2017-01-18 Online:2018-04-28 Published:2018-04-28

摘要:

研究了一种基于形状记忆合金(SMA)为驱动材料的新型旋转微驱动器,利用活齿传动把SMA丝的直线驱动转化为旋转驱动。该驱动器具有结构紧凑、抗磁干扰和低转速等优点。介绍了它的基本结构和工作原理,通过对SMA驱动和活齿传动的分析,得到了驱动器转速和转矩随输出轴转角的变化规律,为该样机理论研究和试验研究奠定了基础。

关键词: 形状记忆合金(SMA), 活齿传动, 微驱动器

Abstract:

A new type of rotary micro-actuator based on shape memory alloy (SMA) was studied, which was used to drive the linear drive of SMA wire into rotary drive. The driver has the advantages of compact structure, anti-electromagnetic interference, low speed and so on . The introduction of the basic structure and working principle, through the analysis of the SMA drive and the oscillating tooth drive, the drive speed and torque variation with output shaft rotation, which laid the foundation for the research and test on the prototype theory.

Key words: shape memory alloy(SMA), movable teeth transmission, micro-actuator

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