外文翻译-钻模与夹具.doc

外文原文：DrillmodelandclampIntroduceThatworkpiecemustbelocatedingoingaheadoppositetosafelocationofcutter.Mustscoreandthenonworkpiece,clampandonmovingthelocationprocessingtoneed,beforetreatinginthislocation.Thinkthatalotofpeculiarworkpiececarriesoutthesetting-outprocessingfront,needingtobeinprogresstoeverypartbydrillmodelandtheclamp,ifbutbeingcastingorincludingforging,inordertoensurethatworkpiececanbeprocessedout,mustbeusedforoutalineation,toensurethatdeformationorappositionshappenedinsharpeningrib,thecoretoworkpiece.Drillmodelandtheclampneedtoensurethatworkpieceiscorrectcombiningwithabilityfixing，positionandclamping.Drillmodelissuchimplythediversity；clampprocessingtheprocessmiddleknifetrack.Inreality,beingonlyacutterisaborebit；driftandsimilarcutterabilitycarryoutguiding.Therefore,drillmodelhasuseddrilltreating,furniturehasbeenusedforpossessionsotherprocessesoperationmiddle.Theclampisusedforcutterdevicerelativetolocalizedunion.Drillmodelandtheclampmeritcandivideintoseveralaspectofthefollowing：1.Havecutdownandhaveremovedalittlemeasurementandtheworkingprocedureassembling.2.Thelaymanalsomayaccuratelyfastgraspthecuttingtoolinstallment.3.Theworkpieceassemblingapartisgonetothelavatoryespecially,allworkpiecesaredismountedalsoseldom,andthedelicatejobofcrescent-shapedknifewithlonghandleisremoved.4.Thepartwillrealizemutualexchange,ifworkpieceisunitary-relationfixtocomingtrueinafieldswords,thepart.Theboltholeoftenhas1.5mmstomaypossiblydoubtthatusingdrillmodeltoprocessitsaccuracytohomogeneous3mmspitchesofscore,reader.Mustrememberdrillmodelisafabricationbutisaccomplished,thatbeingusedforalotofcomponentcreatingdrillmodelcostaccuratelyistoobig,tomakepropelsurprisedbesidesdextrally,isthatthelittlemistakegathersmomentassemblinginit.Thinkthatscrewingthebodyisbeneficialtogoandobservingwhen,peculiar,itallowsthecarelesssetting-outandmachinetotouchit.1.Workpiecelocation.Haveindicatedtheobjectlibertydegreeinspace,havingthreelibertydegreetopartforisthatXX,YY,ZZobjectareabletocarryoutaxialdisplacementalongtheseaxes；Stillhavingthreelibertydegreeisangledirections.Theycangoroundacoordinateaxisrotating.Libertydegreenumberissix.Thinkthatworkpiecefixesthequeen,itslibertydegreemustbeeliminated,needwithguaranteeworkpiecerightnessoperation.Beasfaraspossiblethanmakeuseofclampguaranteeworkpiecetreatinglocation.Applyittopossessionsprocessinglocation,cometootherclamptoensurethatprocessinglocationistochangeitjustnowunlessmustuse.Ifhavingnecessarywords,thenewlocationclamp,mustbeprocessedtothepreviouslyonlyrowprocessinglocation.2.Workpieceisclamped.Clamplocationmustbeabletofightagainstcuttingaforce,clampthestrenuouslynecessarygreaterthanworkpiecedeformationforceordestructivepower.Griptaboomustcanbearbelowworkpiece,inordertoensuringthatthisforceisdrilledamodelorgrippingtheconcreteframeonthemachinetool.Thinkthatdrilltouchesasumwhentheclampisdesigned,clampadevicebeingdesignedthatorcanaccurateprovidethefasteningmotionforce,andclampadevicebeingabletorapidlysafeoperationDrillmodeldefinitionDrillmodelisalocationbeingabletoensurethattheholeisdrilledinworkpiece,expanding,mincing.Locationclampingworkpieceinclampdevice,thefollowingbeinglocatedinquenchingsteelaxlebearingindrillmodel.Ifworkpiecestructureissimilar,drillmodelmaybeclampedonworkpiece.Inmostofthecases,workpiecepassesdrillmodelfasteningmotion,makesuseofdrillmodeltobetobeintervenedinandtobemovedawayrapidlyforrealizingworkpieceintheprocessoftreatingbythefleetness.Drillmodelmaybetorealizedrill,expandforthequickestspeed,thehole,comestrueandcomparativelythanthemanpowertreatingholeismoreaccurate.Anothermeritistousedrillmodeltobeabletonotmakeaworkerbringabouthurt，Localizedaccuracyofhole.Notensuringthatdependingonhandlingperson,butcomeensurethatbeingtodependondrillmodel.Drillmodeloughttobeonlyrisingbeingusedtohidein,expand.Itmaypossiblybewindingdrillmachinedisplacementifbeingabletonotfixonthemachine,butthedrillmodelspurringmenatthelowerlevelsondirectlycoverswith.Drillmodelrestrictsandcontrolsthecutterroutedirectly.Ifprocessingmiddleincludeoperationswordssuchasbrightmetal,formingtreating,vehicle，Oughttouseaclamp.Intheprocessoftreating,theclampnotincludingpeculiarguidingadjustmentswordsusesdrillmodeltobealsoOK.RepresentativedrillmodelandclampProcessfourholesinrepresentativedrillmodel,inalreadyoneprocessingoutside.Haveanaccuratetreatingcentreonthisworkpiece,belocatedinandthecentreholeandtheultimatesurface.Donotcertainlyneedthecircumferencelocationgoingtocontroltheencompassmentholecavityaxis.Becauseofuntilitallissymmetricalrelativetothataxlecentrewheneveryholeisprocessed.Thatthisfourbushesareusedtocontroldrillmodelbeingclampedindrillmodelplate,useshandmovementnuttogotoclampworkpiece,useswhoseappletsontheclamp.Therepresentativeclampisasimplebrightmetaloperationprocessingaslotoutsideinworkpiece.WorkpieceisfixedtwogoingtofourKongHongincardinalplane.Workpieceisclampedonthislocation,thecutterismountedquicklybyapprisesintheinstallationprovidingcutterinstallationorcutterallocationcuttingadepth.Theclampmustfixpositionoppositetothemachineworkpiece,thisreachescomingtheslottingbeingtoentermachinejobstagebytwothewedgeheadoftheclampbottombeingmade.ThattheclamptoinspectwiththeslotprocessingandprocessingacentretoTtypeboltissafe.中文翻译：钻模与夹具介绍工件必须位于相对与刀具安全的位置上。然后在工件上必须划线，移动到需要加工的位置上，并且在加工前夹紧在这个位置。当许多特殊的工件进行加工前，需要通过钻模和夹具对每部分进行画线，但如果是铸件或包括锻件，为了保证工件能被加工出来，必须对工件做出划线，以保证加强肋、型芯不发生变形或错位。钻模和夹具要结合起来才能保证工件正确的定位和夹紧。钻模是意味着加工过程中刀轨不同，夹具就不是这样。在实际中，只是刀具是钻头、绞刀和类似刀具才能进行导向。因此钻模用了钻加工，家具用于所有其它加工操作中。夹具用于刀具装置相对于定位的结合。钻模和夹具的优点能分成以下几方面：1)减少和消除了一些测量和安装的工序。2)非专业人员也可以准确快速地掌握刀具安装。3)装配部分的工件更加方便，所有工件也很少拆装，镗工的工作被消除。4)零件将实现互换，如果工件是固定在一个领域的话，零件将实现单一化。螺栓孔经常有1.5mm到3mm的均匀螺距,读者可能会怀疑用钻模加工它的精确性。必须记住钻模是一次制造而成，用于许多元件精确制造钻模的费用是额外大的，此外，令人惊讶的是小小的错误聚集在它装配的时候。当螺距是特殊的时候，有利于去观察，它允许粗心的画线和机器碰它，1)工件位置。表明了物体在空间的自由度，有三个自由度分别是XX、YY、ZZ物体能够沿着这些轴进行轴向移动；还有三个自由度是角度方向的。它们可以绕坐标轴转动。自由度的个数是六个。当工件固定后，它的自由度可能必须被消除，以保证工件正确操作的需要。要尽可能的利用夹具保证工件的加工位置。将它应用到所有加工位置，除非必须用到其它夹具来保证加工位置是才换它。如果有必要的话，新的位置夹具，必须被加工到以前的加工位置才行。2)工件夹紧。夹紧位置必须能够抵抗切削力，夹紧力必须大于工件变形力或破坏力。夹禁点必须在工件下面，以保证这个力