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外文翻译--立式轴承座钻孔组合机床设计.doc

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外文翻译--立式轴承座钻孔组合机床设计.doc

附录附录1英文原文VerticalbearingseatdrillholeaggregatemachinetooldesignAuthorCnsawarticleoriginChinesesawingindustrynetwork1minuteworkingprocedure,decidesthelocation1.ProductiontypeanalysisThisdesignverticalbearingseatdrillholeaggregatemachinetool,itsprocessesthecomponentsapplyintheautomobileextremelywidely,shouldbelongtothemassproductionproject,thereforeindesigntimeshouldnotetomakestheprocessingtobesimpleasfaraspossible,butdoesnotaffecttheprocessingquality.2.ProcessingplanformulationThedivisionworkingprocedureneedstoconsidertotheproductionscale,theprocessingprecision,usestheenginebedthecharacteristic,thestaticloadsituationandsoon.ThedivisionworkingproceduremayhavetwokindoftrendsTheworkingprocedurecentralismandtheworkingprocedurearedispersible.Theworkingprocedurecentralismdisperseshasitsstrongpointrespectively,ingeneral,byenhancestheproductivityinthemassproductionprimarily,mustwidelyusethemultiknives,thesingleaxleandmultiplespindleisautomaticorthesemiautomaticenginebed,multiplespindleplanertypemillingmachine,aggregatemachinetoolandsoon,thereforeadoptstheworkingprocedurecentralismtobepossibletoobtaintheprominenteffect.Inthisdesignbearingseatdrillholeaggregatemachinetoolverygreatdegreecausesvariousworkingprocedurestoconcentrateasfaraspossible,thedisplayaggregatemachinetoolmerit,atthesametimecauseseachkindoferrortoreducetothethreshold.Becauseinthisdesignprocessesinthecomponents10holesthepartialholesareawayfromtoonear,isnotadvantageousfortheprocessing,thereforeseparatesistwolocationscompletes,thencarriesonthecomponentspositiontransformation.Belowthemainlocationselectstheplanaftertheanalysis1loadsandunloads,clamps2drills7holesf13.53drills3holesisf14,drills2threadsbottomholesf14,KongHaowei8,94drillscrosswiseholef145expandsarticulation7holesf14.56attacksthesilk.2compoundcuttingtoolscuttingspecificationsescomputation1.CuttingspecificationscharacteristicTheaggregatemachinetoolnormalworkandreasonablyselectsthecuttingspecifications,namelythedeterminationreasonablecuttingspeedandtheworkenterstothequantityhastheverybigrelations.Thecuttingspecificationselectstheinappropriateness,cancausetheaggregatemachinetooltoreducestopstheloss,enhancestheproductionefficiency,lengthensthecuttingtoollife,improvestheprocessingquality.2.Leadsasetofdesign1徐州工程学院毕业设计论文3.Isprocessed7holesdiametersis14.5,theprocessingholediameterwithleadsasetoflength,leadsthesetofinsidediametersize,aboutthedeviationaswellastheholespoolthreadidealpositiondisplacementrelations,liketable1shows.4.Mayknow17holesbytable1,aswellas810holesandthebottomholediametersare14.5mm,itneedsleadsasetoflengthfor3240mm,theinsidediametersizedeviationis0.0160.034,holespoolthreadidealdisalignmentfor0.150.20mm.5.HoleprocessingcuttingspecificationscomputationAProcessesthiscastingHB204withthehighspeedsteeldrillbittodrill17holes,IIlocationDrills810holes,IIIlocationDrillbitdiameter14.5mmCuttingspecificationsV1018m/Min,s0.2mm/R,rotationalspeed350r/Min.B.Drillscrosswiseholef16withthehighspeedsteeldrillbitIVlocationtoprocessthediameter16mmCuttingspecificationsv1018m/MinS0.180.25mm/RRotationalspeed350r/Min.C.Expandswiththehardalloyreamerreams17holesVlocationinVlocation,whenexpandsthearticulation7holes,usesexpandsthearticulationcompoundcuttingtool,entersforthequantityaccordingtothereamerchoice,thecuttingspeedaccordingtothereamerchoice,moreoverentersforthequantityshouldselectthepermissiblevalueaccordingtothecompoundcuttingtoolmostminordiametertheupperlimit,thecuttingspeedthenselectsthepermissiblevalueaccordingtocompoundcuttingtoolmostlargediametertheupperlimit.Processingdiameter14.5mmCuttingspecificationsV810m/Min,s0.25mm/R,rotationalspeed280r/MinReamercutterbarandguidancepartialnominaldiameterd0.08Reamertolerance0.036Cutterbarguidancepartialtolerances0.0060.0017Leadsthesetofinsidediametertolerance0.0240.006.D.Theholeprocessingduringcommonlyusedworkingproceduretheremainderdrillsoutthediameteris1020,indiameterworkingprocedureremainderfor1.52.0mmReamsthediameteris1020,inthediameterworkingprocedurequantityabovecuttingspecificationschoiceprovidesmaterialfor0.100.20mmbyeastwindcarcompanyequipmentfactorydesigndepartment.3partsselect1.PowerchoicestandardThepowerpartwithbyrealizesthecuttingtooltorevolveandtoenteroronlyusesinforthemovementforthemovement,thisenginebedrealizedthecuttingtooltorevolveandtoenterforthemovementtwocontents.Eachkindofspecificationpowerheadallhasthecertainpowerscope,accordingtothecuttingpowerwhichcalculatesandentersneedofforthepower,andthesuitableenhancementcuttingspecificationspossibility,selectsthecorrespondingspecificationthepowerhead,theformulaasfollowsNmovesNtocutNtoenter/HkW.IntheformulaNmovesforthepowerheadelectricalmachinerypowerNcutsisthecuttingpower,selectsthecuttingspecificationsaccordingtovariouscuttingtools,centerhasextractedby2徐州工程学院毕业设计论文theaggregatemachinetoolcuttingforceandthepowerformulaNentersforentersforthepower,isentersregardingthehydraulicpressurepowerheadfortheoilpumpingstationconsumptionpower,generallyfor0.82kWHisthetransmissionefficiency,whentheheadstockisshortin15,whenh0.7,ismorethan15,h0.65.2.EnginebedactualpowerAboutthisverticalaggregatemachinetooldividestwoelectricalmachinerytoleadmorethantwoaxleboxestocarryontheprocessing.Regardingthelefthalfpartofmultiaxleboxescuttingtool,whenprocesses17holesaswellasIIIlocationprocesses10holesitspowersumtotalN/KW0.2970.2832.313Becausetheleftheadstockisshortin15withthedrillbit,thereforeH0.7,N/KW2.313/0.73.3Regardingtherighthalfpartofmultiaxleboxescuttingtool,expandsthearticulation17holesinVlocationaswellasattacksthesilk,thedrillbitactualpowerN/KW0.142771.0Becausetherightheadstockisshortin15drillbits,thereforeH0.7,N/KW1÷0.71.433.SelectstheelectricalmachineryAsaresultofthisenginebedintheactuationaspectnotspecialrequest,selectsordinaryalsoisthemostreliableYserieselectricalmachinery,itisthesealfromfanLengShishuthecagethreephaseasynchronousmotor,substitutesfortheJ02seriestherenewalproduct.Thelefthalfbranchneedsthepoweris3.3kW,looksupYseriesthreephaseasynchronousmotortable,selectstheY123S24modeltheelectricalmachinery,theratedpoweris5.5kW,selectsthismodelelectricalmachineryquitetobeappropriate.Therighthalfbranchneedsthepoweris1.43kW,looksupYseriesthreephaseasynchronousmotortable,selectstheY112M26modeltheelectricalmachinery,theratedpoweris2.2kW,selectsthismodelelectricalmachineryquitetobeappropriate.4jigsdesigns1.BearingseatdrillholeaggregatemachinetooljiganalysisA.Accordingtotheworkpiecedifferentworkingcondition,maydifferentlyhaveeachkindtoinstallthemethodAadjuststhepeacefulprocessBjigpeacefulprocess.B.Thebasiclocalizationprincipleanalyzesheretodiscussin6localizations,6degreesoffreedomeliminations,inordertodiscoverstheappropriatelocalizationtoclamptheplan.Anobjectmayhave6independentmovementsinthespace,namelyalongX,Y,theZaxistranslationalmotion,respectivelyrecordsisX1,Y1,Z1CirclesX,Y,theZaxisrotation,recordsisX2,Y2,Z2,inthecustom,iscalledastheabove6independencemovement6degreesoffreedom.Ifusesthecertainrestraintmeasure,eliminatestheobject6degreesoffreedom,thentheobjectislocatedcompletely.Whenforexamplediscussioncuboidworkpiece,mayarrange3notaltogetherlinesinthebottomsurfacetheobligatorypoints,arranges2obligatorypointsinthefacade,arrangesanobligatorypointintheendsurface,thenthebottomsurfaceobligatorypointmaylimitX2,Y2,aZ23degreeoffreedom,thefacadeobligatorypointlimitsX1,aZ12degreeoffreedom,theendsurfaceobligatorypointlimitsY1thisdegreeoffreedom,completelyhaslimitedthecuboidworkpiece6degreesoffreedom.C.Clampsthestrengthtwoessentialfactors,thedirectionandtheactionpointclampthestrengthdirectiontobesupposedtofacelocatesthepart,andcausestohaveclampsthestrengthtobesmallest.Thedeterminationclampsthepointofforceconcurrencewhenthepositionshouldnotdestroythelocalization.Clampsthepointofforceconcurrencethepositiontobesupposedtoapproachtheprocessingspotasfaraspossible,byreducesthecuttingforcetocircleclampsthepointofforceconcurrencethemomentofforce,preventedtheworkpiecehastherotationorthe3徐州工程学院毕业设计论文vibrationintheprocessingprocess.Shouldguaranteeclampsthedistortionnottoaffecttheprocessingprecision.Clampsthepointofforceconcurrencenumbertobesupposedtocausetheworkpieceintheentirecontactfacethestresseven,thejuxtapositionmetamorphoseissmall.2.Thelocalizationclampstheplanthedetermination3.Thiscomponentsbelongtothehollowcircularcasting,thegenerallocalizationparthasVshapeblock,locatesthesleevetomakethesemicirclelocalization,ifselectsVshapeblocklocalization,aswellascircledX,theYrotationofaxisdegreeoffreedomintheZaxistraversealreadyeliminates,carriedontheprocessingwhenthedrillbit,circledtheZaxisrotationthedegreeoffreedomtobeunabletoeliminateactually,thereforelocatedwithVshapeblocktheplanwasinvalid.Iftheusesemicirclelocalization,itsresultandwithVshapeblockissame,allisunabletocausetheworkpieceintocircletheZaxisinthedirectiontobestable,finallydecidestheuselocalizationsleevelocalization.Likechart2ringlikesleevesbyH7/K6orH7/Thejs6excessivelycoordinationloadsthejig,afterthecomponentsputsinthesleeve,inX,theYdirectiondegreeoffreedomelimination,atthesametimeusestheclampthemethodEnabletheclampusingtheballheadbolttightlytosuppresstheworkpiecebody.Likechart3shows,inunderthisclampfunction,alongXrotationofaxisX2,aswellasanddegreeoffreedomisalllimitedalongZrotationofaxisZ2alongZtheaxisdirectionZ1.Thereforeinunderthissetofjigfunction,degreeoffreedomandsoonX1,Y1,Z1,X1,Y1iseliminatedcompletely,butunderclamppressurefunction,betweencomponentsandcuttingtoolformidablefrictionforce,aswellasintheprocessingprocessmiddleaxledirectiveforcemutualcounterbalance,isalsoeliminatedintheZdegreeoffreedom.WhencarriesontoIVlocation,whenprocessingcrosswisehole,X1,Y1,theZ1degreeoffreedomwaseliminated,X2,theY2directiondegreeoffreedomwasalsoeliminated,inZ2direction,becausetheclampfunctioncausedtheworkpiecealsotoeliminateattheZ2directiondegreeoffreedom.5attacksthesilkinstallmentAttacksthesystemthreadwhentheaggregatemachinetool,accordingtoisprocessedthecomponentsprocessingspotthedistributedsituationandthetechnologicalrequirementandsoon,commonlyusedattacksthesilkmethodtohave3kindsUsesattacksthesilkpowertapertapsilk,usesattacksthesilkinstallmenttoattackthesilkandtousetheactivitytoattackthesilktemplatetoattackthesilk.Inthisdesign,therighthalfpartcompletesV,VIlocationprocessing.Electricalmachineryonlythen5.5kWpower,thereforethesynthesisconsiderationselectsattacksthesilkinstallmenttoattackthesilk.WhenputsinordertheTaiwanenginebedortheenginebedsomecompletelyusesincompletingatthesametimeattacksthesilkworkingprocedure,widelyuseshasattackedthesilkinstallment.Attacksthesilkinstallmentbytoattackthesilkheadstockandtoattackthesilktodependonthedieheadtobecomposed,becausetheprofilenutandtheprofilepoleareafterrubstruncatesandmatchesgrinds,itspitchrequestwithmustprocessthespiralholethepitchtomaintainthecertainrelations,andisequippedwiththepitcherrortocompensatetheorganization.Thereforeusesattacksthesilkinstallmenttocarryonattacksthesilktobepossibletoachievethehighprecision.6aggregatemachinetoolscoolingsystemTheenginebedrefrigerantbesidesgetsupthecoolingeffecttothecuttingtoolandtheworkpiece,butalsocanformthelubricationthinfilminthemetalsurface,getsuptothelubrication.Insomerefrigerantsincludesthesodiumcarbonate,thesodiumnitriteandsoonguardsagainstrustthemedicinalpreparation,theyformtheporodineadsorptionmembraneortheoxidecompoundthinfilminthemetalsurface,alsocancausethemetaltoexemptthefunctionwhichcorrodes.Thustimechoicerefrigerant,shouldcompletethecraft,theprocessingmethod,thecuttingtoolmaterialaswellasisprocessedthecomponentsaccordingtotheaggregatemachinetoolthe4

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