文档介绍：摘要本文分析了支撑板的结构、尺寸、精度和原材料性能,并具体指出了该产品的成型难点;拟定了模冲孔落料模具和拉伸模冲压工艺方案;详细阐述了排样设计方法和过程,确定了该产品需要冲孔、落料、拉伸的二维和排样图;完成了所有必要的工艺计算,包括模具刃口尺寸、各工位冲压力、总的冲压工艺力、压力中心等;概述了模具概要设计方法,系统的阐述了模具主要零件的结构、尺寸设计及标准的选用。同时阐述了模具的工作过程、各成形动作的协调性并对设备选择和核算进行了较为细致的叙述。关键词拉伸制件模冲孔落料模具拉伸模工艺分析零件设计模具设计 2 Abstract This paper analyzes the technical characteristics ofthe spring hook such as configuration dimension precision and the capability ofthe raw materials .There are including the difficult ies ofthisproduction inthe molding ,study ing out the technic softhe progressive die ,making sure the layout project and the die general structure. The progressive die plete thirteen processes that include punching, blanking, bending and so all needed technical count ,including the knife-edge of themold, the force ofench process ,punch technical force ofthe all process and the stress center ofthe mold .Itsummarize sthe method of design ing thismold .It introduces the design and manufacture ofthe punch, the die, the stripping device, the pushing device, and the blanking holders indetails. And italso expatiates the working process ofthe die, the coordination about each motion offigurations. Beside sithasasection about equipment choosing and proofreading. Keywords bend product progressive-die techn icalanal ysis die design 3 目录引言····································································6 第1章冲压件工艺分析··················································7 冲压加工方法的经济性分析···········································7 零件工艺分析·······················································7 冲压件质量分析··················································&#