When the deformation of the workpiece exceeds permission of one step, the wrinkling defect will be produced, the multi-steps forming can resolve the problem.

  • 当工件要求的变形程度超过一次变形的允许值时,一次成形会使工件产生起皱等成形缺陷,而采用多道次成形则可以解决这样的问题。
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