【正文】 ........9 模具的概要設(shè)計(jì)......................................................9 凹模的設(shè)計(jì)..........................................................9 材料及熱處理..................................................9 凹模的結(jié)構(gòu)與尺寸..............................................9 凸模的設(shè)計(jì).........................................................10 材料及熱處理.................................................10 凸模的結(jié)構(gòu)與尺寸.............................................10 凸模高度計(jì)算.................................................11 橡膠..............................................................12 凹模支架..........................................................12 固定塊............................................................13 定位銷............................................................13 底座..............................................................14 支座..............................................................15 其他零件.........................................................16 旋入式模柄.................................................16 彈簧.......................................................17 六角螺母...................................................17 螺釘.......................................................17 圓柱銷.....................................................17 固定板.....................................................17第4章 模具的裝配........................................................18......................................................18....................................................18....................................................18第5章 設(shè)備的選擇........................................................19......................................................19......................................................20....................................................20..........................................20結(jié)論......................................................................21參考文獻(xiàn)..................................................................22致謝......................................................................23附錄......................................................................24IV前言沖壓加工技術(shù)應(yīng)用范圍十分廣泛，在國(guó)民經(jīng)濟(jì)各工業(yè)部門中，幾乎都有沖壓加工或沖壓產(chǎn)品的生產(chǎn)。plete all the necessary process calculations,including the size of the die edge,each station rushed pressure,total stamping process force,pressure center。在設(shè)計(jì)時(shí)廣泛吸收了國(guó)內(nèi)外各個(gè)領(lǐng)域成熟的經(jīng)驗(yàn)和最新的參考資料，并在模具的成型零部件等關(guān)鍵部位采用了國(guó)內(nèi)外的優(yōu)質(zhì)模具鋼。所以該零件具有較好的可沖壓性。沖裁力是設(shè)計(jì)模具、選擇壓力機(jī)的重要參數(shù)?？倹_壓力F0= （） 壓力中心計(jì)算。因而沖孔時(shí)，應(yīng)以凸模為基準(zhǔn)。凸、凹模刃口尺寸的計(jì)算方法基本上可分為兩類：分別加工與配合加工。在結(jié)構(gòu)設(shè)計(jì)中概要設(shè)計(jì)是模具結(jié)構(gòu)設(shè)計(jì)的開始，根據(jù)產(chǎn)品零件要求，確定沖孔模具的基本結(jié)構(gòu)框架。 橡膠本模具采用了彈性卸料裝置，考慮卸料力的問題在前面算過了，厚度為30mm的橡膠，具體計(jì)算如下（1）確定橡膠的自由高度 H自由=（~4）S工作 （）式中：S工作=t+S修磨+1，t為材料厚度S修磨一般取4~6mmS工作=+5+1=