The die for blanking metal plates with no burrs was designed,so that the blanked plates of no burrs could be got with no more additional machining after blanking.

• 进行了金属板料无毛刺冲裁的模具设计，讨论了冲裁工艺及有关技术参数，使得板料经过冲孔后无需再经过任何处理可直接获得无毛刺冲件。