无铆钉铆接技术原理及优劣势分析

Principle of clinching technology and advantages and disadvantages analysis

对无铆钉铆接技术的起源、国内外研究现状以及其在制造行业的应用情况进行了介绍;介绍了无铆钉铆接接头的3种基本形式和特点;阐述了无铆钉铆接技术的工作原理、主要工作过程及在各工作阶段中需要注意的事项;通过与传统有铆钉铆接技术和电阻点焊技术的对比,深入分析了无铆钉铆接技术在缩减工艺步骤、降低原材料投入、轻量化材料连接、提高疲劳强度、节能减排、安全环保和降低综合成本等方面的优势;同时指出了无铆钉铆接技术在板材性能要求、板材层数要求、板材厚度要求和静态强度等方面的不足及其未来的研究和发展方向。为我国制造行业自主应用无铆钉铆接技术提供了理论参考和选择依据。

The origin,research status at home and abroad and application in the manufacturing industry of clinching technology were introduced,and the three basic forms of clinching joints and their characteristics were introduced.Then,the working principle,main working process and issues needed to be paid attention to in each working stage of clinching technology were expounded.Furthermore,by comparing with traditional riveting technology with rivets and resistance spot welding technology,their advantages in reducing process steps,reducing raw material investment,lightweight material connection,improving fatigue strength,energy conservation and emission reduction,safety and environmental protection,and reducing comprehensive cost were deeply analyzed,meanwhile,the shortcomings and future research and development directions of clinching technology in terms of sheet performance requirements,sheet layer amount requirements,sheet thickness requirements,static strength,etc.were pointed out,which provided theoretical reference and selection basis for the independent application of clinching technology in the manufacturing industry of China.