Part shape error due to springback is one of most important manufacturing defect in sheet metal stamping process.
回弹是金属板料冲压中的主要缺陷之一，它可以通过修正模具形状加以解决。
Stamping is one of the most common sheet metal forming technique, and bendingtypes of forming operation is the most important process of sheet metal stamping.
冲压是金属板料主要的成形方法，而弯曲又是其中重要的成形工艺。
Numerical simulation of sheet metal forming has become a useful tool to evaluate process feasibility and find out forming defects, and has been applied in stamping die design for automotive panels.
板料成形过程模拟技术可以评价工艺可行性和预测缺陷，广泛应用于汽车覆盖件模具设计中。
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