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1、甘肅畜牧工程職業(yè)技術(shù)學(xué)院甘肅畜牧工程職業(yè)技術(shù)學(xué)院畢業(yè)制作____________________________________系別:機(jī)械工程系_______專(zhuān)業(yè):焊接技術(shù)及自動(dòng)化_____班級(jí):_焊接11.1班____學(xué)生姓名:_______高建軍____________________指導(dǎo)教師:____韓天判____完成時(shí)間:_____2013613___目錄第一章緒論................................
2、....................................................................................................1第二章行李架設(shè)計(jì)的技術(shù)要求................................................................................................1第三章行李架結(jié)構(gòu)的
3、確定..........................................................................................................2第四章焊接結(jié)構(gòu)備料及成形加工................................................................................................4
4、4.1鋼材變形的原因................................................................................................................44.1.1軋制過(guò)程中引起的變形..................................................................................
5、.......44.1.2鋼材因運(yùn)輸和不正確堆放產(chǎn)生的變形.................................................................44.1.3鋼材在下料過(guò)程中引起的變形.............................................................................44.2鋼材的矯正原理...................
6、..............................................................................................44.3鋼材的矯正方法.................................................................................................................44
7、.3.1反向變形法.............................................................................................................44.3.2鍾擊伸長(zhǎng)法...........................................................................................
8、..................44.3.2火焰矯正法............................................................................................................44.4鋼材的預(yù)處理.........................................................................
9、............................................44.4.1機(jī)械除銹法.............................................................................................................4第五章劃線、放樣與下料............................................
10、..............................................................55.1識(shí)圖與劃線.........................................................................................................................55.1.1焊接結(jié)構(gòu)的施工圖..............
11、...................................................................................55.1.2焊接結(jié)構(gòu)圖的特點(diǎn).................................................................................................55.1.3焊接結(jié)構(gòu)圖的讀識(shí)方法..........
12、...............................................................................552劃線...............................................................................................................................65.3放樣...
13、..................................................................................................................................65.4下料....................................................................................
14、.............................................65.4.1手工下料.................................................................................................................6第六章行李架的焊接工藝........................................
15、..................................................................76.1焊接工藝分析................................................................................................................76.2焊接方法和焊接參數(shù)的選擇................
16、..........................................................................76.3焊接工藝流程..................................................................................................................8第七章涂裝工藝..............
17、............................................................................................................8第八章行李架安裝方法.....................................................................................................
18、.......10第九章結(jié)論................................................................................................................................12致謝..........................................................................
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