大型薄板金属冲压件局部特征成形平面度控制方法  

Control method of local characteristic forming flatness of large sheet metal stamping parts

作　　者：张成浩 ZHANG Cheng-hao(Chengdu Homin Technology Co.,Ltd.,Chengdu,Sichuan 610091,China)

机构地区：[1]成都宏明双新科技股份有限公司,四川成都610091

出　　处：《模具工业》2021年第6期23-28,共6页Die & Mould Industry

摘　　要：介绍了大型薄板钣金件成形后变形的分析与控制方法,针对零件结构特征,利用理论分析与试验验证并结合生产实际分析了变形的原因,获得了合理的控制方法及成形工序和成形结构,达到零件平面度要求,取得良好的效果,得到高质量的零件,获得了经验数据。It focused on the analysis and control for the deformation after the large sheet metal parts forming.In view of the product structure characteristics,using the theoretical analysis and test,and combining with the actual production,the causes of deformation were analyzed,and a sci⁃entific and reasonable control method were put forward,and the forming process and forming structure were obtained.It reached the technical requirements of product flatness,and realized the high quality products,and gained valuable experience data.

关 键 词：大型薄板 冲压 局部特征 平面度 回弹控制 有限元分析 

分 类 号：TG386.2[金属学及工艺—金属压力加工]