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不锈钢螺纹连接咬死机理及预防措施研究

魏培欣 许一源 郑云昊 沈训梁

魏培欣, 许一源, 郑云昊, 沈训梁. 不锈钢螺纹连接咬死机理及预防措施研究[J]. 机械科学与技术, 2018, 37(7): 1120-1124. doi: 10.13433/j.cnki.1003-8728.2018.0717
引用本文: 魏培欣, 许一源, 郑云昊, 沈训梁. 不锈钢螺纹连接咬死机理及预防措施研究[J]. 机械科学与技术, 2018, 37(7): 1120-1124. doi: 10.13433/j.cnki.1003-8728.2018.0717
Wei Peixin, Xu Yiyuan, Zheng Yunhao, Shen Xunliang. Research on Galling Mechanism of Stainless Steel Thread and Preventive Scheme[J]. Mechanical Science and Technology for Aerospace Engineering, 2018, 37(7): 1120-1124. doi: 10.13433/j.cnki.1003-8728.2018.0717
Citation: Wei Peixin, Xu Yiyuan, Zheng Yunhao, Shen Xunliang. Research on Galling Mechanism of Stainless Steel Thread and Preventive Scheme[J]. Mechanical Science and Technology for Aerospace Engineering, 2018, 37(7): 1120-1124. doi: 10.13433/j.cnki.1003-8728.2018.0717

不锈钢螺纹连接咬死机理及预防措施研究

doi: 10.13433/j.cnki.1003-8728.2018.0717
详细信息
    作者简介:

    魏培欣(1982-),工程师,本科,研究方向为轨道交通车辆装配工艺,胶粘剂的研究及其在轨道车辆上的应用,Pxwei73@126.com

Research on Galling Mechanism of Stainless Steel Thread and Preventive Scheme

  • 摘要: 测试了不锈钢螺纹连接在慢速预紧与拆卸、快速预紧与拆卸、涂胶后快速预紧与拆卸3种条件下的抗咬死能力,分析不锈钢螺纹连接的咬死机理,提出了螺纹连接咬死的预防措施。研究表明,快速预紧和拆卸引起的螺牙间高温导致不锈钢螺牙表面发生严重黏着磨损。黏着磨损产生的磨屑在螺牙间堆积,阻碍了螺牙的旋合过程并最终引起咬死现象。涂胶和减小预紧和拆卸速度均可降低螺牙间温度,从而减轻黏着磨损,降低不锈钢螺纹连接发生咬死的概率。
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出版历程
  • 收稿日期:  2017-07-06
  • 刊出日期:  2018-07-05

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