根据桑塔纳汽车刹车片卡子结构特点，确定该产品的冲压工艺和产品展开尺寸，介绍模具设计方案，解决产品弯曲回弹问题。

Accroding to the structure characteristics of the Santana brake pad, determined product stamping process and blank size, the die design method was introduced, and solved the bending spring back.

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介绍了双向弯曲(翻边)成形模的结构及工作过程，指出了模具设计、制造时应注意的事项。

The structure and working principle of a bi_directional bending die were introduced. And the points for attention in design and manufacture of the die were listed.

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介绍了通风槽管的成形工艺，设计了浮动悬臂式弯曲成形模结构，介绍了其模具工作过程，分析了模具设计要。

The structure of the floating cantilevered bending forming die was designed, the working process of the die was introduced and the main designing points were analyzed.

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