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双压电薄膜微机器人驱动器的稳态响应
引用本文:罗怡,龚振邦,孙麟治,汪勤悫. 双压电薄膜微机器人驱动器的稳态响应[J]. 光学精密工程, 2001, 9(1): 59-62
作者姓名:罗怡  龚振邦  孙麟治  汪勤悫
作者单位:上海大学机电及自动化学院,
基金项目:国家自然科学基金,国家“863”计划智能机器人主题资助项目! (项目编号 :6 98890 5 0 1)
摘    要:描述了一种适用于φ20mm管径的管道检测微机器人的驱动器,它由双压电薄膜、芯杆和配重质量构成。采用有限元分析的方法研究了双压电薄膜在不同边界条件下,驱动器在一阶固有频率处的稳态响应,得出双压电薄膜的压制角度为9°和63°时,驱动器的稳态响应较大。该结论可成为此类微机器人优化设计的理论依据。

关 键 词:双压电薄膜  微机器人  驱动器  稳态响应
文章编号:1004-924X(2001)01-0059-04
收稿时间:2000-09-26
修稿时间:2000-09-26

Harmonic analysis of PZT bimorph actuator for microrobot
LUO Yi,GONG Zhen-bang,SUN Lin-zhi,WANG Qin-que. Harmonic analysis of PZT bimorph actuator for microrobot[J]. Optics and Precision Engineering, 2001, 9(1): 59-62
Authors:LUO Yi  GONG Zhen-bang  SUN Lin-zhi  WANG Qin-que
Affiliation:School of Mechatronics and Automation, Shanghai University, Shanghai, 200072, China
Abstract:The PZT bimorph actuator for microrobot, which is suited for inspecting the pipe of φ20mm diameter were studied. The actuator is made of PZT bimorph, center shaft and mass. With different boundary conditions of bi morph, the response at the first mode natural frequency of actuator were ana lyzed. FEM( finite element method) were used . The conclusion can be reach ed that when the fixing degree is 9° or 63°, the response is larger than those o f others. All these are the theoretical basis of optimization of this kind of mi crorobot.
Keywords:bimorph  microrobot  actuator  harmonic analysis  
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