锁键螺套作为一种新型的内螺纹紧固件,具有安装方便、连接可靠、便于拆卸等优点,解决了钢丝螺套使用中的一些问题。结合使用中的经验,介绍了锁键螺套的结构特点和安装原理,详细论述了锁键螺套在树脂基复合材料上的安装方法、工艺参数和应用效果。应用结果表明,采用气动冲压工艺可以实现锁键螺套在树脂基复合材料上的安全装配,安装效率高且拆卸方便。 Locking nut as a new type of internal thread fastener, with easy installation, reliable connection, easy to remove, etc., to solve some problems in the use of wire jackets. Combined with the experience of application, the structural characteristics and installation principle of the key ring are introduced. The installation method, process parameters and application effects of the key ring on the resin-based composite material are discussed in detail. The application results show that the pneumatic stamping process can realize the safety assembly of the key ring on the resin-based composite material, and the installation efficiency is high and the disassembly is convenient.