螺纹联接防松方法的评述

A survey of anti-loosening method of screw thread connection

本文分析了紧固螺纹联接松动的原因，对常用的多种防松型式进行了性能比较，指出了螺纹防松装置的设计要点是设法阻止紧固螺纹副之间的相对转动，最后对几种新的防松型式做了简要的介绍。

This poper onalysed the reasons of loosening of fastcning screw thread connections. A comparison of characters has been carried out on various commonly used anti-loosenins types of connections. The main point for designing the thread anti-loosening device has been pointed out is trying to prevent the relstive rotation between a pair of fastening threads. Finally a brief introduction has been made on several new anti-loosening types of connections.