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Large Thrust Trans-scale Precision Positioning Stage Based on Inertial Stick-Slip Driving
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作者 李宗伟 钟博文 +3 位作者 王振华 金子祺 孙立宁 陈林森 《Transactions of Nanjing University of Aeronautics and Astronautics》 EI CSCD 2015年第2期204-209,共6页
For the smaller thrust,it is difficult to achieve 3Dtrans-scale precision positioning based on previous stick-slip driving.A large thrust trans-scale precision positioning stage is studied based on the inertial stick-... For the smaller thrust,it is difficult to achieve 3Dtrans-scale precision positioning based on previous stick-slip driving.A large thrust trans-scale precision positioning stage is studied based on the inertial stick-slip driving.The process of the movement is divided into two steps,i.e.,the″sliding″phase and the″stickness″phase.In the whole process,the kinematics model of the inertial stick-slip driving is established,and it reveals some factors affecting the velocity of inertial stick-slip driving.Furthermore,a simulation of movement is preformed by Matlab-Simulink software,and the whole process of the inertial stick-slip driving is displayed.After one experimental prototype is designed,the back and forth velocity is tested.Finally,the simulation verifies the accuracy of the kinematics model. 展开更多
关键词 PZT actuator inertial stick-slip driving trans-scale precision positioning
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