浅谈白车身顶盖激光钎焊产品工艺设计及焊接缺陷调试方法

Discussion on the Product Process Design and Welding Defects Debugging Method of Laser Brazing for BIW Roof

结合白车身顶盖激光钎焊在东风本田汽车有限公司的工业化实际应用,探讨了顶盖激光钎焊产品工艺设计及焊接缺陷调试方法,重点介绍了顶盖激光钎焊产品结构设计、零部件尺寸精度控制、顶盖激光钎焊生产线工艺规划和平面布置、焊接缺陷调试方法,以及激光钎焊人工检查及返修工艺。通过全面地介绍顶盖激光钎焊产品工艺设计和缺陷调试方法,为后续新车型顶盖激光钎焊产品设计和工艺规划提供技术参考。

This paper discussed the product process design and welding defects debugging method of the laser brazing for the roof of Body In White(BIW)based on the industrial practice and application of the laser brazing of the BIW roof in Dongfeng Honda Automobile Co.,Ltd.,and focused on product structural design of the laser brazing of roof,component dimension accuracy control,production line process planning and plane layout of roof laser brazing,welding defects debugging method,manual inspection and repair process.By comprehensive introduction of process design and defect debugging method of laser brazing for BIW roof,the paper provided technical reference of laser brazing product design and process planning for subsequent new vehicle roof.