分析了扩散器壳拉伸成形工艺特点，确定了拉伸成形模结构，并简述了该扩散器壳成形模结构设计优点。
The drawing technology characteristics of the diffuser shell was analyzed, the paper determined the drawing die structure, and simply stated the design merit of diffuser shell drawing die.
介绍了利用浮动凸模来提高零件拉伸成形性能的方法。
The article introduces a method to improve the forming property with floating punch.
分析了小圆角圆筒件的成形工艺性，利用成本较低、塑性较差的角料，采用一次冲压工序完成二次拉伸的复合模。
Adopting once punching process and using fewer cost and worse plasticity leftover material finish twice drawing of compound die.
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