【正文】 ing, sequence arrangement has been introduced in detail.The second part mainly introduces the process of parts processing, I choose the design is mainly for determination of casting billet, The timeliness, The preparation process route and the process of writing (card), whole process card technology in processing after inspection. In the process of calculation, and fixture design of mechanical concise manual of gb through alignment. Under the limitation in the economic guarantee processing request.Key words: box, processing technology, process,fixtureVII目 錄摘要 .......................................................................................................................................IIIABSTRACT ..........................................................................................................................IV目 錄 .....................................................................................................................................V1 緒論 .....................................................................................................................................1 本課題的研究內(nèi)容和意義 ...........................................................................................1 國內(nèi)外的發(fā)展概況 .......................................................................................................1 本課題應(yīng)達(dá)到的要求 ....................................................................................................32 設(shè)計(jì)產(chǎn)品和零件的介紹 .....................................................................................................5 產(chǎn)品介紹： ...................................................................................................................5 零件介紹: ......................................................................................................................5 零件功用： ............................................................................................................5 結(jié)構(gòu)特點(diǎn)： ............................................................................................................6 零件裝配： ............................................................................................................63 模型的建立 .........................................................................................................................7 模型的建立： ...............................................................................................................74 減速器箱體的工藝分析 .....................................................................................................9 零件的工藝分析 ...........................................................................................................95 零件工藝規(guī)程設(shè)計(jì) ............................................................................................................10 確定毛坯的制造形式 .................................................................................................10 毛坯選擇 ...............................................................................................................10 鑄件加工余量 ......................................................................................................10 定位基準(zhǔn)的選擇 .........................................................................................................10 粗基準(zhǔn)選擇 ..........................................................................................................10 精基準(zhǔn)選擇 ..........................................................................................................11 加工順序的安排 .........................................................................................................11 選擇箱蓋的加工工藝 ..........................................................................................11VIII 選擇下箱體的加工工藝 ......................................................................................12 選擇減速器箱的加工工藝 ..................................................................................12 機(jī)械加工余量、工序尺寸和毛坯尺寸的確定 .........................................................13 工時(shí)計(jì)算 .....................................................................................................................15 箱蓋加工部分工時(shí) ..............................................................................................15 下箱體加工部分工時(shí) ..........................................................................................17 減速器箱 ..............................................................................................................196 專用夾具設(shè)計(jì) ...................................................................................................................24 問題的提出 .................................................................................................................24 定位基準(zhǔn)的選擇 .........................................................................................................24 定位元件的設(shè)計(jì) .........................................................................................................24 切削力及夾緊力計(jì)算 .................................................................................................25 定位誤差分析 .............................................................................................................26 夾具的精度要求 .........................................................................................................28 夾具使用注意事項(xiàng)、保養(yǎng)及維護(hù) .............................................................................297 結(jié)論與展望 .......................................................................................................................30 結(jié)論 .............................................................................................................................30 不足之處及未來展望 .................................................................................................30 不足之處 ..............................................................................................................30 未來展望 ...........................................................................