汽車發(fā)動(dòng)機(jī)連桿加工工藝分析與設(shè)計(jì)（畢業(yè)論文）

1、畢業(yè)（設(shè)計(jì)）論文題目:汽車發(fā)動(dòng)機(jī)連桿的工藝及程序設(shè)計(jì)專業(yè)班級：專業(yè)班級：目錄目錄緒論緒論...............................................................5第一章第一章發(fā)動(dòng)機(jī)的概述發(fā)動(dòng)機(jī)的概述..................................................61.11.1發(fā)動(dòng)機(jī)的定義發(fā)動(dòng)機(jī)的定義.........................

2、.........................................................................61.21.2發(fā)動(dòng)機(jī)簡介發(fā)動(dòng)機(jī)簡介......................................................................................................61.31.3發(fā)動(dòng)機(jī)的發(fā)展歷史發(fā)動(dòng)機(jī)的發(fā)展歷史.....

3、.....................................................................................61.41.4發(fā)動(dòng)機(jī)的分類發(fā)動(dòng)機(jī)的分類..................................................................................................71.51.5發(fā)動(dòng)機(jī)的總體結(jié)構(gòu)發(fā)動(dòng)機(jī)

4、的總體結(jié)構(gòu)..........................................................................................71.61.6發(fā)動(dòng)機(jī)基本理論發(fā)動(dòng)機(jī)基本理論..............................................................................................71.71.7發(fā)動(dòng)機(jī)

5、的維護(hù)發(fā)動(dòng)機(jī)的維護(hù)..................................................................................................8第二章第二章連桿的工藝分析連桿的工藝分析...............................................92.12.1連桿的結(jié)構(gòu)特點(diǎn)連桿的結(jié)構(gòu)特點(diǎn)........................

6、....................................................................92.22.2連桿的主要技術(shù)要求連桿的主要技術(shù)要求....................................................................................92.2.12.2.1大、小頭孔的尺寸精度要求、形狀精度大、小頭孔的尺寸精度要求、形狀

7、精度..............................................10102.2.22.2.2大小頭孔兩端面大小頭孔兩端面......................................................................................10102.2.32.2.3大小頭孔中心距及孔的中心線的平行度和扭曲度大小頭孔中心距及孔的中心線的平行度和扭曲度..

8、............................10102.2.42.2.4連桿連接螺栓孔的技術(shù)要求連桿連接螺栓孔的技術(shù)要求..................................................................10102.2.52.2.5有關(guān)結(jié)合面的技術(shù)要求有關(guān)結(jié)合面的技術(shù)要求......................................................

9、....................11112.32.3連桿的材料和毛坯連桿的材料和毛坯......................................................................................11112.42.4連桿的機(jī)械加工工藝過程連桿的機(jī)械加工工藝過程........................................................

10、..................12122.52.5連桿的機(jī)械加工工藝過程分析連桿的機(jī)械加工工藝過程分析..................................................................13132.5.12.5.1工藝過程的安排工藝過程的安排........................................................................

11、..............13132.5.22.5.2定位基準(zhǔn)選擇定位基準(zhǔn)選擇..........................................................................................15152.5.32.5.3確定合理的夾緊方法確定合理的夾緊方法..........................................................

12、....................182.5.42.5.4連桿兩端面的加工連桿兩端面的加工..................................................................................192.5.52.5.5連桿大、小頭孔的加工連桿大、小頭孔的加工..........................................................

13、................192.5.62.5.6連桿螺栓孔的加工連桿螺栓孔的加工..................................................................................192.5.72.5.7連桿體和蓋的銑開工序連桿體和蓋的銑開工序..............................................................

14、............20202.5.82.5.8大、小頭側(cè)面的加工大、小頭側(cè)面的加工..............................................................................20202.5.92.5.9加工小頭孔加工小頭孔..........................................................................

15、....................20202.5.102.5.10精鏜大頭孔精鏜大頭孔............................................................................................20202.5.112.5.11小頭孔壓入襯套小頭孔壓入襯套....................................................

16、................................21212.5.122.5.12鏜小頭襯套孔鏜小頭襯套孔........................................................................................21212.5.132.5.13珩磨大頭孔珩磨大頭孔..............................................

17、..............................................21212.62.6連桿加工工藝設(shè)計(jì)應(yīng)考慮的問題連桿加工工藝設(shè)計(jì)應(yīng)考慮的問題..............................................................22222.6.12.6.1工序安排工序安排....................................................

18、..............................................22222.6.22.6.2定位基準(zhǔn)定位基準(zhǔn)..................................................................................................262.6.32.6.3夾具使用夾具使用..................................