Through choosing the blanking clearance of material in reasonable, just by one die blanking the different thickness of very thin gaskets, the die structure was simple and practical.
2
针对批量小、材料薄的小型产品，考虑到尽量低的模具成本，设计出一副简单的级进冲裁模。
Aimed at small products with small batch and thin material, considering to lower die costs, a pair of simple progressive punching die is designed.
3
介绍了用锌基合金材料制作的冲裁模具成型后常见的缺陷，并提出了相应的解决办法。
The frequent faults in formed blanking die of Zn-based alloy was introduced. And some methods to solve the faults were put forward.
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