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Acta Armamentarii ›› 2017, Vol. 38 ›› Issue (4): 728-734.doi: 10.3969/j.issn.1000-1093.2017.04.014

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Experimental Research on Transmission Accuracy of Multi-cable Drive

XIE Hong-wei, TAO Zhong, HOU Jun-zhan, ZHANG Wei-guo   

  1. (Xi'an Institute of Applied Optics, Xi'an 710065, Shaanxi, China)
  • Received:2016-09-08 Revised:2016-09-08 Online:2017-06-06

Abstract: In order to determine the effects of preload force, load, rope number and rotate speed on cable drive transmission accuracy, an experiment is conducted to measure the transmission error under the condition of different cable numbers. The results show that the transmission error is composed of transmission backlash and slip error. When cable number remains constant, the transmission backlash decreases and the slip error increases with the increase in preload force. The transmission error increases with the increase in preload force. The transmission backlash and slip error increase with the increase in load, which causes a larger transmission error. When cable number is increased, the transmission backlash decreases slightly while the slip error decreases significantly. The influence of rotate speed on the transmission error can be ignored. What is proved to be an effective way for improving transmission precision is to increase rope number or decrease preload force under the condition of given load. Key

Key words: mechanics, cabledrive, transmissionaccuracy, preloadforce, load

CLC Number: