Analyzed forming process of the fixed frame in automobile steering system, mainly introduced side hold punching die structure design.

分析了汽车转向系统中固定架的成形工艺，主要介绍了冲侧孔的模具结构设计。

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Punching side blade is an important procedure of terminals die, its punching shape, concave die and convex die structure greatly impact the terminals on manufacture quality.

冲裁侧刃是端子模具中的重要工序，其冲裁形状和凸、凹模结构对端子生产质量影响很大。

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It described die structure and the process of automatic punching. It is a typical example of automatic operation and an typical instance of side-punching hole for tube-shaped parts.

叙述了该冲压模的模具结构和自动冲压的过程，是冲压工艺实现自动操作的一个典型实例，也是管类零件侧冲孔实现自动操作的一个典型实例。

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