通过对弯曲件冷冲模各加工工艺和金相显微组织的分析，分析了冷冲模产生裂纹的原因，并提出了防止裂纹产生的工艺措施。
The causes of crack for cold-working die are analyzed by checking machining technique and observing the microscopic structure, the technical measures to prevent cracks are put forwarded in the paper.
介绍了多弯弯曲件冲模的凸模、凹模结构。
The structure of the punch and die of a stamping die for a multi-bending component was presented.
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