A design and manufacturing technology of die structure with high efficiency and practicality was developed on a typical die of persian blinds.
上下模刃口间隙要合理，针对典型的百叶窗模具给出了一种实用的高效率的模具结构设计及其制造工艺。
It introduced the merit and method for applying cold extruding technology to produce upsetting die and also introduce the manufacturing process of representative upsetting die.
介绍了利用冷挤压技术生产冷镦模具的优点和方法，以及典型冷镦模具的制造过程。
This paper compares and analyzes the manufacturing technology of punch at home and abroad, then the measures for increasing the die life is studied.
通过国内外冲模制造工艺的对比与分析，研讨提高冲模寿命的措施。
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