【正文】 under bending of material properties, worked out before bending radius, the design of punch and die, then according to the principle of bending, design of bending die. This design let himself in University knowledge application, let me integrating the theory and practice should be further understood, exercise their own questions have been raised, the ability to analyze and solve problems. KEY WORDS: Stamping dies, band gap of cylinder， steel plate, the two sets of mould III 目 錄 前 言 ....................................................................................................... 1 第一篇 沖裁模具的設計 ........................................................................ 4 第 1 章 工藝分析與工藝方案的確定 ................................................... 4 工藝分析 .................................................................................... 4 沖裁件的工藝性分析 ..................................................... 4 零件材料性能分析及工件工藝性分析 ........................ 4 工藝方案的確定 ........................................................................ 5 第 2 章 排樣方案與材料利用率 ........................................................... 7 排樣方案的確定 ........................................................................ 7 搭邊值的選取 ................................................................. 7 排樣方案 .......................................................................... 7 材料的利用率的計算 ............................................................... 7 材料寬度尺寸的確定 ..................................................... 7 利用率的計算 ................................................................. 8 第 3 章 凸凹刃口的計算 ........................................................................ 9 刃口尺寸 .................................................................................... 9 凸凹模刃口尺寸的計算 ........................................................... 9 第 4 章 壓力機的選擇 ...........................................................................11 沖壓力的計算 ...........................................................................11 沖裁力 .............................................................................11 推件力 .............................................................................11 卸料力 .............................................................................11 沖壓力的計算 ............................................................... 12 壓力中心的計算 ........................................................... 12 壓力機的選擇 .......................................................................... 12 第 5 章 凸凹模結構設計 ...................................................................... 13 凹模結構設計 .......................................................................... 13 凸模外形設計 .......................................................................... 14 IV 凸模強度校核 .......................................................................... 14 壓應力的校核 ............................................................... 14 彎曲應力的校核 ........................................................... 15 第六章 模架的選擇 .............................................................................. 16 模架的選擇 .............................................................................. 16 導柱導套的選擇 ...................................................................... 16 第七章 其他零件尺寸的確定 ............................................................. 17 凸模墊板 .................................................................................. 17 凸模固定板 .............................................................................. 17 橡膠 .......................................................................................... 18 卸料板 ...................................................................................... 18 凹模固定板 .............................................................................. 19 第八章 沖裁模具總裝圖 ...................................................................... 20 第二篇 彎曲模具的設計 ...................................................................... 21 第一章 工件分析 .................................................................................. 21 彎曲的工藝性 .......................................................................... 21 彎曲的概念 .................................................................... 21 彎曲的工藝要求 ........................................................... 21 回彈 .......................................................................................... 21 回彈的概念 .................................................................... 21 回彈值的計算 ............................................................... 22 第二章 壓力機的選擇 .......................................................................... 23 彎曲力的計算 .......................................................................... 23 壓力機的選擇 .......................................................................... 23 第三章 凸凹模尺寸的確定 .................................................................. 24 凸凹模間隙 .............................................................................. 24 凸凹模工作部分的尺寸與公差 ............................................. 24 凸凹模的外形尺寸 .................................................................. 25 凹模的外形尺寸 ........................................................... 25 凸模外形尺寸 ............................................................... 25 V 第四章 模架與導柱導套的選擇 ......................................................... 26 模架的選擇 .............................................................................. 26 導柱導套 .................................................................................. 26 第五章 其他零件的選擇 ...................................................................... 27 凸模支架 .................................................................................. 27 凹模墊板 ....................................