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受振动影响的手部操作仿真与操作精度研究

  

  • 出版日期:2015-08-28 发布日期:2015-08-04

Operation Simulation and Preliminary Research on Control Accuracy of Hand Operation Affected by Vibration

  • Online:2015-08-28 Published:2015-08-04

摘要: 在手及手臂参与控制的操作中,由操作端传递给手及手臂的振动会对操作精度产
生影响。利用计算机程序仿真了一种在虚拟空间中的直线路径追踪操作,以可编程的力觉交互
设备Phantom 作为操作端,研究低频率段不同参数的振动对用户操作精度的影响。振动频率对
操作误差的影响呈非线性,显著的影响出现在2 Hz 附近。振动幅值对操作误差的影响近似线性,
振动方向对操作误差也有一定影响。

关键词: 人机工程, 交互仿真, 操作精度, 手传振动

Abstract: In operations controlled by hands and arms, vibration transmitted from controller to hand
and arm would have an impact on the accuracy of operation. The effects of vibrations are investigated
with different parameters on operation accuracy, with the help of a program to simulate a path tracing
operation in virtual space. A programmable haptic device is used as the controller. Vibration
frequency has a nonlinear effect on operation errors, and significant effects occur in the vicinity of
2 Hz. Vibration amplitude has an approximate linear effect on operation errors, and operation errors
can also be affected by vibration direction.

Key words: man-machine engineering, interactive simulation, operation accuracy, hand-transmitted
vibration