本文对普通拉延件的模具补偿进行了研究。
A die compensation strategy for general drawing parts is studied.
但对成形量小的浅拉延件，传统的圆网格法已不能满足要求。
Nevertheless, traditional circular grid method is no longer applicable for shallow stretching components with small forming capacity.
拉延件回弹常常会造成最终零件的几何偏差，以至于需要对模具进行修改。
Springback often causes the geometric error when die design is based on the part shape required.
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