手持激光焊技术焊接汽车涂层钢板的试验研究  

Research on Handheld Laser Welding Technology for Welding Automobile Coated Steel Plate

作　　者：徐赫唯 王子欣 刘春柏 冯博 周川川 刘国山 Xu Hewei;Wang Zixin;Liu Chunbai;Feng Bo;Zhou Chuanchuan;Liu Guoshan(Engineering and Production Logistics Department,China FAW Co.Ltd.,Changchun 130000)

机构地区：[1]中国第一汽车股份有限公司工程与生产物流部,长春130000

出　　处：《汽车工艺与材料》2021年第1期15-19,共5页Automobile Technology & Material

摘　　要：采用手持激光焊技术研究了带有电泳涂层的汽车车身用钢板的焊接可行性,分析了涂层情况对焊接过程的影响,研究了涂层钢板手持激光焊接头的力学性能、工艺参数、焊缝质量,通过与点焊、SPR连接工艺进行强度对比试验,充分验证了手持激光焊的工艺性能,说明了该工艺在汽车生产领域对电泳后车身的焊接可行性。In this research,the feasibility of galvanized steel plate welding for automobile bodywork with handheld laser welding technology is studiecl,analyze the impacts of coating conditions on the welding process are analyzed,and investigate the mechanical properties,process parameters,welding seam quality of handheld laser welding in galvanized steel plate are investigaied.Strength comparison test is carried out with spot welding,SPR joining technology,which verifies process performance of handheld laser welding,proving the welding feasibility of this process in auto body galvanizing.

关 键 词：手持激光焊 涂层钢板 特种车身焊接 

分 类 号：U466[机械工程—车辆工程]