1. 天津职业技术师范大学机械工程学院
2. 天津职业技术师范大学天津市高速切削与精密加工重点实验室
纸质出版:2024
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崔良玉, 钟俊杰, 韩建鑫, 等. 面向软材料搓动夹持的微夹钳设计与分析[J]. 传感器与微系统, 2024,(12):71-75.
崔良玉, 钟俊杰, 韩建鑫, 等. 面向软材料搓动夹持的微夹钳设计与分析[J]. 传感器与微系统, 2024,(12):71-75. DOI: 10.13873/J.1000-9787(2024)12-0071-05.
为实现软材料在微纳尺度的夹持与搓动等操作,提出了一种基于压电驱动的具有搓动夹持功能的微夹钳装置。基于桥式放大器和杠杆机构的联合放大作用,增大了压电陶瓷驱动器输出端有限行程。通过正交布置的柔性铰链机构,实现搓动与夹持两自由度方向上的运动解耦。对机构的放大倍数和刚度等参数,建立了理论建模,并进行了有限元分析,验证了设计的合理性。夹持方向和搓动方向的位移放大倍数分别为11.30和8.11
行程分别达到了225
162μm
第一阶固有频率为164.81 Hz。
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