王国超

• 1:博世华域转向系统有限公司

摘要(Abstract)：

针对汽车齿轮齿条式转向机调整螺母的防松方式进行阐述，对采用铆头对调整螺母螺纹破坏式的铆点方法进行了研究。以铆头数量、铆头分布方式、铆压力大小为控制变量，以铆压后调整螺母的拧松力矩和转向机壳体压块孔变形量为评价指标。通过试验得出，采用6个铆头周向均匀分布在调整螺母螺纹中径圆上对转向机调整螺母铆压时，对壳体压块孔变形量影响较小，对调整螺母防松力矩影响也较小。最终得到了采用6个铆头周向均匀分布在调整螺母螺纹中径圆上，使用30 kN铆压力为较优的调整螺母铆点方法。

关键词(KeyWords)： 齿轮齿条式转向机;调整螺母;壳体压块孔变形量;拧松力矩

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 王国超

DOI: 10.19710/J.cnki.1003-8817.20230002

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