宇航计测技术

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基于正交设计试验方法的螺栓拧紧力矩系数影响因素研究

高炳涛1;王小三;1钟山1;梅红伟1;王慧龙1   

  1. 1、北京航天计量测试技术研究所,北京 100076
  • 出版日期:2018-12-25 发布日期:2018-12-25
  • 作者简介:高炳涛(1988-),男,硕士,工程师,主要研究方向:力学计量技术。

Research on the Influencing Factors of Bolt Tightening Torque Coefficient Based on Orthogonal Test

GAO Bing-tao1;WANG Xiao-san1;ZHONG Shan1;MEI Hong-wei1;WANG Hui-long1   

  1. 1、Beijing Aerospace Institute for Metrology and Measurement Technology, Beijing 100076,China
  • Online:2018-12-25 Published:2018-12-25

摘要: 基于正交设计试验方法进行了螺栓拧紧力矩系数影响因素的试验研究,重点研究了螺栓性能等级、垫片等级、润滑条件、拧紧速度四个主要因素对螺栓拧紧力矩系数的影响。结果表明,四个螺栓拧紧力矩影响因素中,螺栓性能等级影响最为显著,试验结果对螺栓连接的可靠性具有重要意义。

关键词: 螺栓拧紧, 力矩系数, 正交试验

Abstract: Based on orthogonal test, the experimental research on the factors affecting the bolt tightening torque coefficient is carried out, including the bolt performance level, the washer performance level, the lubrication conditions and the tightening speed. The results show that the bolt performance level is the most significant factor among them.The research has a widely significance in the field of the reliability of the bolt connection.

Key words: Bolt tightening, Torque coefficient, Orthogonal test