缸頭兩面鉆孔專機(jī)設(shè)計(jì)論文[帶圖紙].doc

編號(hào)無(wú)錫太湖學(xué)院畢業(yè)設(shè)計(jì)（論文）題目：缸頭兩面鉆孔專機(jī)設(shè)計(jì)信機(jī)系機(jī)械工程及自動(dòng)化專業(yè)學(xué)號(hào)：學(xué)生姓名：指導(dǎo)教師：（職稱：副教授）（職稱：）2013年5月25日無(wú)錫太湖學(xué)院本科畢業(yè)設(shè)計(jì)（論文）誠(chéng)信承諾書本人鄭重聲明：所呈交的畢業(yè)設(shè)計(jì)（論文）缸頭兩面鉆孔專機(jī)設(shè)計(jì)是本人在導(dǎo)師的指導(dǎo)下獨(dú)立進(jìn)行研究所取得的成果，其內(nèi)容除了在畢業(yè)設(shè)計(jì)（論文）中特別加以標(biāo)注引用，表示致謝的內(nèi)容外，本畢業(yè)設(shè)計(jì)（論文）不包含任何其他個(gè)人、集體已發(fā)表或撰寫的成果作品。班級(jí)：機(jī)械91學(xué)號(hào)：0923003作者姓名：2013年5月25日II摘要本課題是研究一臺(tái)對(duì)缸頭進(jìn)行加工的兩面精鏜組合機(jī)床，主要是對(duì)組合機(jī)床的總體結(jié)構(gòu)、夾具和多軸箱的設(shè)計(jì)。首先概括了組合機(jī)床的發(fā)展，闡述了組合機(jī)床的低成本、高效率、操作使用簡(jiǎn)單等優(yōu)點(diǎn)。然后是機(jī)床夾具的設(shè)計(jì)，采用“一面兩銷”的定位方式，使定位更準(zhǔn)確；通過(guò)誤差分析，夾緊力計(jì)算等確定夾具的總體結(jié)構(gòu)。其次是對(duì)組合機(jī)床的設(shè)計(jì)，關(guān)鍵是工藝方案的擬定，這大體決定組合機(jī)床的配置形式和使用性能，然后編制“三圖一卡”。最后是多軸箱的設(shè)計(jì)，通過(guò)工件的尺寸和加工孔的位置計(jì)算出主軸箱的輪廓尺寸；根據(jù)扭矩的計(jì)算得出主軸和傳動(dòng)軸的直徑；通過(guò)類比法確定齒輪的模數(shù)；通過(guò)“計(jì)算、作圖和多次試湊”確定齒輪齒數(shù)和中間傳動(dòng)軸的位置。在總體設(shè)計(jì)過(guò)程中，首先通過(guò)計(jì)算所需功率選擇動(dòng)力箱，然后根據(jù)主軸的分布情況選用多軸箱；之后根據(jù)動(dòng)力箱和加工行程圖來(lái)選擇液壓滑臺(tái)，再由液壓滑臺(tái)選用配套的多軸箱；再配合裝料高度、滑臺(tái)、側(cè)底座相互位置等來(lái)確定中間底座的高度和長(zhǎng)度。關(guān)鍵詞：組合機(jī)床；精鏜；缸頭；多軸箱IIIAbstractThistopicisthestudyofastationonbothsidesofthecylinderheadforprocessingfineboringcombinationmachine,mainlyontheoverallstructureofmachinetool,fixtures,andmulti-axledesign.Firstly,thispaperoutlinesthedevelopmentofcombinedmachine,expliansitsfeatureislow-cost,highefficiency,andwithsimpleoperationetc...Thentellsthemachinetoolfixturedesign,theuseof"locatingasurfacewithtwopins"positioningwaystomakemoreaccuratepositioning；througherroranalysis,fixtureclampingforcecalculationtodeterminetheoverallstructure.Secondly,thedesignisacombinationmachine,thekeyistheprogramdevelopmentprocess,whichlargelydeterminestheformofcombinationmachineconfigurationandperformance,andthepreparationof"thethreechartscard".Finally,theresearchisaboutmulti-axledesign,sizeandprocessingthroughtheworkpieceholepositioncalculatedheadstockoutlinedimensions；calculatedaccordingtothetorqueshaftandshaftdiameter；determinedbyanalogygearmodulus；throughthe"Calculation,mappingandrepeatedtrialanderror"OKgearandintermediateshaftposition.Intheoveralldesignprocess,firstselecttherequiredpowerbycalculatingthepowerbox,andthenchoosethedistributionofmulti-spindleaxle；afterpowerboxandprocessedaccordingtothechoiceofhydraulictraveldiagramslide,andthenthehydraulicmulti-slidesupportingoptionalaxle；togetherwithloadingheight,slide,sidestandeachothertodeterminethelocationofthemiddleofthebaseoftheheightandlength.Keywords:Aombinationmachine；Boring；Cylinderhead；Multi-spindleboxV目錄摘要............................................................................................................................................IIABSTRACT..................................................................................................................................III目錄...............................................................................................................................................III1緒論.............................................................................................................................................11.1本課題的研究?jī)?nèi)容和意義...................................................................................................11.2國(guó)內(nèi)外的發(fā)展概況...............................................................................................................11.3本課題應(yīng)達(dá)到的要求...........................................................................................................12設(shè)計(jì)方案的確定.........................................................................................................................22.1工件的大小、形狀和加工部分的特點(diǎn)...............................................................................22.2生產(chǎn)率的影響.......................................................................................................................22.3經(jīng)濟(jì)性與可靠性...................................................................................................................23專用夾具的設(shè)計(jì)..........................................................................................................................33.1夾具的功用與組成...............................................................................................................33.2夾具的設(shè)計(jì)...........................................................................................................................33.2.1調(diào)研分析.........................................................................................................................33.2.2確定工件定位方式.........................................................................................................33.2.3確定工件加緊方式.........................................................................................................43.2.4必要的加工精度計(jì)算及分析.........................................................................................43.2.5夾緊力計(jì)算、分析.........................................................................................................44組合機(jī)床總體設(shè)計(jì).....................................................................................................................64.1組合機(jī)床的組成...................................................................................................................64.1.1組合機(jī)床的特點(diǎn).............................................................................................................64.1.2組合機(jī)床的工藝范圍.....................................................................................................64.1.3組合機(jī)床配置型式.........................................................................................................64.1.4組合機(jī)床的設(shè)計(jì)步驟.....................................................................................................74.2組合機(jī)床工藝方案的確定...................................................................................................74.2.1組合機(jī)床工藝方案的基本原則.....................................................................................74.2.2確定組合機(jī)床工藝方案應(yīng)注意的問(wèn)題.........................................................................74.2.3工藝方案的擬訂.............................................................................................................84.2.4工序間余量的確定.........................................................................................................84.2.5刀具結(jié)構(gòu)的選擇.............................................................................................................84.3切削用量的確定...................................................................................................................84.3.1組合機(jī)床切削用量選擇的特點(diǎn)、方法及注意問(wèn)題.....................................................94.3.2組合機(jī)床切削用量選擇方法及應(yīng)注意的問(wèn)題.............................................................94.3.3確定切削速度和切削用量.............................................................................................94.3.4切削力、切削轉(zhuǎn)矩、切削功率...................................................................................104.3.5確定主軸類型、尺寸、外伸長(zhǎng)度...............................................................................10