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1、目錄摘要.............................................................1關(guān)鍵詞...........................................................11.前言...........................................................21.1沖壓加工在生產(chǎn)中的應(yīng)用........................................21.2沖壓加工的優(yōu)點..........................
2、......................21.3沖壓技術(shù)的發(fā)展方向............................................21.4模具CAD/CAM技術(shù)..............................................22.收放機架安裝支架工藝分析......................................32.1零件工作狀況分析..............................................32.2零件工藝方案的分析和確定.................
3、.....................32.2.1毛坯尺寸的計算..............................................32.2.2工藝方案的確定..............................................43.落料——沖孔復(fù)合模的設(shè)計.......................................53.1沖裁件的排樣..................................................53.2搭邊值的選取.....................
4、.............................53.3沖裁力、卸料力、推件力的計算..................................63.3.1沖裁力的計算................................................63.3.2卸料力的計算................................................73.3.3推件力的計算................................................73.3.4總的沖裁力的計算.........
5、...................................73.4凸、凹模設(shè)計原則..............................................73.5工作零件的結(jié)構(gòu)設(shè)計.............................................83.5.1凸凹模的結(jié)構(gòu)類型............................................8333.5.2沖孔模刃口尺寸公差及凸、凹模間隙............................83.5.3沖孔凸、凹模工作部分的尺寸計算..
6、............................83.5.4沖孔凸、凹模型式............................................93.5.5沖孔凸模強度校核...........................................103.6落料凸、凹模設(shè)計.............................................103.6.1落料模刃口尺寸公差及凸、凹模間隙...........................103.6.2凹模和凸凹模的尺寸.................
7、........................113.7其它零件的選擇及相關(guān)尺寸的確定...............................123.8壓力機的選擇.......................................................134.彎曲模設(shè)計.....................................................144.1彎曲力的計算.................................................144.1.1自由彎曲力的計算......
8、............
