5、一般具有专用性，有时一个复杂零件需要数套模具才能加工成形，且模具 制造的精度高，技术要求高，是技术密集形产品。所以，只有在冲压件生产批量较大的情况下，冲压加工的优点才能充分体现，从而获得较好的经济效益。 本文主要是设计U形制件在冲压过程中的模具设计，并对冲裁过程中样品排样进行了设计。 关键词：冲裁,模具结构设计,拉伸件SupportsstampingdiedesignandprocessanalysisAbstract:Stamping products has been extensively
6、 applied in theindustry, agriculture, national defense and in the daily lives of area, especially in the machinery industry. Mechanical products is the most pressing housing products, and the improvement of product performance requires of high-qualit
7、y performance stamping molds ,stamping,process and product design.There are many ways of molding products of stamping. Piercing is mainly used for blanking, bending, stretching, etc.And Stamping molds almost form more than 60 percent ofthe total num
8、ber. For example ,Electrical Control can be realizedas semi-automatic or automatic operation. Cold-metal stamping die mainly used for the molding products,and it is veryimportant in the production of stampingtechnology devices.Iplate unloading I. Int
