白车身电阻点焊质量控制技术  

Quality measurements for resistance spot-weld and control technologies in body-in-white

作　　者：张勇[1] 付玉生[1] 

机构地区：[1]上海汽车集团股份有限公司乘用车公司,上海201804

出　　处：《电焊机》2012年第11期90-93,共4页Electric Welding Machine

摘　　要：概述了白车身电阻点焊质量检测控制的几种技术手段,列举了常见的不同特征焊点的单通道超声波回馈波形,介绍目前最新的矩阵式超声波传感器的特点和动态电阻自适应控制技术工作原理,以及超声波检测技术和动态电阻自适应控制技术在车身电阻点焊质量保证系统中的应用情况及其趋势。Several teehnulogy methods and their applications for spot-weld quality measurement and conlrol were briefly described in Ibis article.The single channel ultra-sonic back wave of different characteristic on weht-spols is list.And latest matrix ultra-sonic senor information.dynamic resistanee self-adaption control technology are described in the article.The application and devehqunent trend of ultra-sonic measure technology and dynamic resistance self-adaption control technology in quality assurance system of spotwehl in Body-in-White also introduced.

关 键 词：电阻点焊 超声波 矩阵传感器 动态电阻 

分 类 号：TG453.9[金属学及工艺—焊接]