缩小压力机有效工作行程的措施

【摘要】 主要通过高速公路护栏板冲孔模实例 ,着重介绍模具结构设计上缩短压力机有效工作行程的措施 ,具有实践意义更多还原

【Abstract】 This paper mainly takes piercing die of protecting blank which is used in expressway as an example, and introduces how to adjust die structure to shorten effective work stroke of press, hence there is certain practical significance.更多还原