襯板沖壓課程設(shè)計(jì)

1、課程設(shè)計(jì)課程設(shè)計(jì)課題襯板沖壓課程設(shè)計(jì)襯板沖壓課程設(shè)計(jì)學(xué)生姓名學(xué)生姓名系別專業(yè)班級(jí)專業(yè)班級(jí)指導(dǎo)教師指導(dǎo)教師二0一2年5月學(xué)號(hào)__I目錄摘要.....................................................................................................................................1第一章第一章概述概述........

2、.......................................................................................................................21.1沖壓的概念............................................................................................

3、........................21.2沖壓工序的分類............................................................................................................21.3沖壓工藝的特點(diǎn)及發(fā)展方向.............................................................

4、...........................21.4沖壓模具發(fā)展方向........................................................................................................2第二章第二章零件工藝性分析零件工藝性分析........................................................

5、...................................................32.1設(shè)計(jì)任務(wù)書....................................................................................................................32.2沖壓材料....................................

6、....................................................................................32.3工序性質(zhì)........................................................................................................................32.4結(jié)構(gòu)形狀

7、........................................................................................................................32.5尺寸精度和粗糙度........................................................................................

8、................3第三章第三章生產(chǎn)工藝方案制定生產(chǎn)工藝方案制定.......................................................................................................43.1工藝方案......................................................................

9、..................................................43.2工藝方案的比較............................................................................................................4第四章第四章模具結(jié)構(gòu)的選擇模具結(jié)構(gòu)的選擇..............................

10、.............................................................................54.1模具形式........................................................................................................................54.2送料方式.......

11、.................................................................................................................54.3卸料及出件方式................................................................................................

12、............54.4定位方式........................................................................................................................54.5導(dǎo)向方式........................................................................

13、................................................5第五章第五章排樣設(shè)計(jì)排樣設(shè)計(jì).......................................................................................................................65.1排樣方式..............................

14、..........................................................................................65.1.1無(wú)搭邊排樣方式.................................................................................................65.1.2有搭邊排樣方式.......

15、..........................................................................................65.2導(dǎo)尺間距離A...............................................................................................................75.3步距S..

16、...........................................................................................................................75.4材料利用率........................................................................................

17、.......................7?5.5條料送進(jìn)........................................................................................................................8第六章第六章壓力中心的確定刃口的計(jì)算壓力中心的確定刃口的計(jì)算.....................................

18、................................................96.1壓力中心的確定............................................................................................................96.2刃口尺寸的計(jì)算..........................................

19、..................................................................96.2.1沖裁剪的結(jié)構(gòu)分析..............................................................................................96.2.2刃口計(jì)算原則..................................

20、....................................................................96.2.3落料凸凹模刃口計(jì)算........................................................................................106.2.4凸模刃口計(jì)算....................................

21、................................................................126.2.5凹模孔心距尺寸................................................................................................126.3凸凹模刃口尺寸示意圖...............................

22、..............................................................126.3.1矩形凸凹模刃口示意圖....................................................................................126.3.2Φ17圓形凹模刃口示意圖......................................

23、..........................................146.3.3Φ6.4圓形凹模刃口示意圖...............................................................................15第七章第七章沖裁力的計(jì)算與壓力機(jī)的選擇沖裁力的計(jì)算與壓力機(jī)的選擇.............................................