文章在对零件的工艺性进行认真分析的基础上，有针对性地设计了模具结构中的凸模和凹模，优化实现了矩形拉伸件的分离冲切过程。
After analysis of process of components, design raised mold and the concave mold in the structure of molds, optimize the pressing-cutting process for the rectangle stretched component.
筋板、凸台部分或薄壁处为防止冷隔，要提高铝液流动性。模温应相对提高。
The number of stiffened plate, convex platform part or to prevent cold-lap thin-walled place, must improve liquid aluminum liquidity. Mould temperature should be relative improve.
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