不等厚度汽车薄板激光焊接技术的研究  

Study on laser welding technology of different thickness sheet steel for automobile use

作　　者：王福德[1] 曾晓雁[1] 李大东[2] 

机构地区：[1]华中科技大学激光国家重点实验室,武汉430074 [2]攀枝花钢铁研究院,攀枝花617000

出　　处：《应用激光》2003年第4期198-200,228,共4页Applied Laser

基　　金：湖北省博士后基金资助

摘　　要：对汽车用板激光焊接现状和国产St系列汽车薄板的激光焊接研究表明 ,激光焊接接头完全能够满足汽车覆盖件和底板等零件的塑性变形要求。激光焊接汽车薄板工艺是减少整车重量。Through the analysis actuality of laser welding automobile sheet steel in China and in the world and the study on laser welding of St series automobile sheet steel made in China, the results revealed that the laser welding St series automobile sheet steel could be considerably satisfied with the requirements of mould pressing of autobody. The process of laser welding autobody sheet is the important condition of lightened the weight of car and increasing flexibility of design a car.

关 键 词：汽车薄板 激光焊接 覆盖件 塑性变形 激光拼焊 

分 类 号：U466[机械工程—车辆工程] TG456.7[交通运输工程—载运工具运用工程]