畢業(yè)設計墊片沖孔落料復合模具設計

1、墊片沖孔落料復合模具設計墊片沖孔落料復合模具設計2目錄引言................................................................1一、沖孔落料件的工藝分析............................................2（一）零件圖....................................................2（二）零件圖的工藝分

2、析..........................................2二、沖裁力、卸料力、頂出力的計算....................................3（一）沖裁力的計算..............................................3（二）卸料力的計算..............................................3（三）頂件力的計算..

3、............................................3（四）計算總沖裁力..............................................4三、初選壓力機......................................................4四、凸模的結構設計................................................

4、..5（一）凸模選取原則..............................................5（二）凸模的結構................................................5（三）計算凸模的長度............................................6（四）凸模強度的校核.......................................

5、.....6五、凹模的結構設計..................................................7（一）凹模結構..................................................7（二）計算凹模的厚度............................................7六、刃口的尺寸計算................................

6、..................8七、壓力中心的計算..................................................9八、卸料裝置的設計..................................................9（一）卸料板的選用..............................................9（二）彈性元件的選取及計算............

7、..........................9（三）卸料螺釘?shù)倪x取：.........................................11九、頂料裝置的設計.................................................12十、沖模的導向選用.................................................12十一、整個模具的動作分析.......

8、....................................13總結...............................................................14參考資料...........................................................15致謝................................................