Compared with the FLD diagram and the results of deforming, the optimized shape of addendum is obtained and the economical and reasonable die construction is designed.

• 主要研究了不同工艺补充对零件冲压成形的影响,通过FLD图和成形结果对比,对工艺补充部分进行调整得到了最优化的拉深件型面,并设计出经济合理的模具结构。