激光拼焊研究进展  

Research progress of laser welding

作　　者：刘帅 李明家 左子豪 石帅磊 田茂松 LIU Shuai;LI Mingjia;ZUO Zihao;SHI Shuailei;TIAN Maosong(College of Career Technology,Hebei Normal University,Shijiazhuang 050024;Vocational and Technical Education Center of Yutian County,Tangshan 064199;Beiqi Foton Automotive Co.,Ltd.,Weifang 262233,China)

机构地区：[1]河北师范大学职业技术学院,石家庄050024 [2]唐山市玉田县职业技术教育中心,河北唐山064199 [3]北汽福田汽车股份有限公司,山东潍坊262233

出　　处：《铝加工》2025年第1期1-4,共4页Aluminium Fabrication

基　　金：河北省自然科学基金项目(E2018205193);河北省教育厅重点项目(ZD2020320)。

摘　　要：综述了激光拼焊在汽车轻量化中的应用及其研究进展。激光拼焊通过将不同材质和厚度的板坯拼焊,提高了材料利用率和车身刚性,降低了生产成本,同时对环境友好,提升了产品设计的灵活性。其面临的挑战包括焊接气孔问题、焊缝不一致性及对操作人员技术水平要求高等。未来研究将致力于工艺控制优化和质量检测技术提升,探索新焊接材料及方法,以提高焊接接头性能和生产效率。This article reviews the application and research progress of laser welding in automotive lightweighting.By welding slabs of different materials and thicknesses,laser welding improves material utilization and body rigidity,and reduces production costs.It is environmentally friendly,and improves product design flexibility.The challenges faced include welding porosity issues,inconsistent welds,and high technical requirements for operators.Future research will focus on process control optimization and quality inspection techniques promotion,exploring new welding materials and methods to improve the performance and production efficiency of welded joints.

关 键 词：汽车轻量化 激光拼焊 成形工艺 

分 类 号：TG456.7[金属学及工艺—焊接] TG146.21[一般工业技术—材料科学与工程]