The setting method of the rotation axis,the radius of the rotating punch,and the back-spacing angle of the rotating punch of the rotary wedge and swing wedge were analyzed.It intro-duced the design and application of several commonly used rotary wedge and swing wedge in the actual development and design process of the automotive punching die.Their advantages and dis-advantages were compared and analyzed,so as to provide a variety of optional structural methods for die design,which improved the design quality and efficiency and reduced the cost of die manu-facturing.
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