拉深件成形时的起皱原因及措施

Reasons of Causing Wrinkles in Deep Drawing Parts and the Techniques of Prohibiting Wrinkles

介绍了工件在拉深过程中 ,由于坯料在外力的压应力作用下所产生失稳而引发起皱的原因 ,并就防止起皱提出了增加压边力。

This paper introduce the reasons of causing wrinkles which by the unstability under press stress during the process of drawing and still some measures to resolve these problems such as increasing the side force,increasing the drawing stress.