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分析了接地簧片在高速冲制过程中废料回跳及单边90°弯曲回弹大产生的原因。并介绍通过凸、凹模结构形式的改变解决废料回跳及单边90°弯曲回弹大的方法。
The causes of the rebound of the waste material and the large 90 ° bending rebound caused by the spring reed during high speed punching process are analyzed. And introduced through the convex and concave die structural changes to solve the bounce and unilateral 90 ° bending rebound large method.