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外文翻译-钻模与夹具.doc

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外文翻译-钻模与夹具.doc

外文原文DRILLMODELANDCLAMPINTRODUCETHATWORKPIECEMUSTBELOCATEDINGOINGAHEADOPPOSITETOSAFELOCATIONOFCUTTERMUSTSCOREANDTHENONWORKPIECE,CLAMPANDONMOVINGTHELOCATIONPROCESSINGTONEED,BEFORETREATINGINTHISLOCATIONTHINKTHATALOTOFPECULIARWORKPIECECARRIESOUTTHESETTINGOUTPROCESSINGFRONT,NEEDINGTOBEINPROGRESSTOEVERYPARTBYDRILLMODELANDTHECLAMP,IFBUTBEINGCASTINGORINCLUDINGFORGING,INORDERTOENSURETHATWORKPIECECANBEPROCESSEDOUT,MUSTBEUSEDFOROUTALINEATION,TOENSURETHATDEFORMATIONORAPPOSITIONSHAPPENEDINSHARPENINGRIB,THECORETOWORKPIECEDRILLMODELANDTHECLAMPNEEDTOENSURETHATWORKPIECEISCORRECTCOMBININGWITHABILITYFIXING,POSITIONANDCLAMPINGDRILLMODELISSUCHIMPLYTHEDIVERSITY;CLAMPPROCESSINGTHEPROCESSMIDDLEKNIFETRACKINREALITY,BEINGONLYACUTTERISABOREBIT;DRIFTANDSIMILARCUTTERABILITYCARRYOUTGUIDINGTHEREFORE,DRILLMODELHASUSEDDRILLTREATING,FURNITUREHASBEENUSEDFORPOSSESSIONSOTHERPROCESSESOPERATIONMIDDLETHECLAMPISUSEDFORCUTTERDEVICERELATIVETOLOCALIZEDUNIONDRILLMODELANDTHECLAMPMERITCANDIVIDEINTOSEVERALASPECTOFTHEFOLLOWING1HAVECUTDOWNANDHAVEREMOVEDALITTLEMEASUREMENTANDTHEWORKINGPROCEDUREASSEMBLING2THELAYMANALSOMAYACCURATELYFASTGRASPTHECUTTINGTOOLINSTALLMENT3THEWORKPIECEASSEMBLINGAPARTISGONETOTHELAVATORYESPECIALLY,ALLWORKPIECESAREDISMOUNTEDALSOSELDOM,ANDTHEDELICATEJOBOFCRESCENTSHAPEDKNIFEWITHLONGHANDLEISREMOVED4THEPARTWILLREALIZEMUTUALEXCHANGE,IFWORKPIECEISUNITARYRELATIONFIXTOCOMINGTRUEINAFIELDSWORDS,THEPARTTHEBOLTHOLEOFTENHAS15MMSTOMAYPOSSIBLYDOUBTTHATUSINGDRILLMODELTOPROCESSITSACCURACYTOHOMOGENEOUS3MMSPITCHESOFSCORE,READERMUSTREMEMBERDRILLMODELISAFABRICATIONBUTISACCOMPLISHED,THATBEINGUSEDFORALOTOFCOMPONENTCREATINGDRILLMODELCOSTACCURATELYISTOOBIG,TOMAKEPROPELSURPRISEDBESIDESDEXTRALLY,ISTHATTHELITTLEMISTAKEGATHERSMOMENTASSEMBLINGINITTHINKTHATSCREWINGTHEBODYISBENEFICIALTOGOANDOBSERVINGWHEN,PECULIAR,ITALLOWSTHECARELESSSETTINGOUTANDMACHINETOTOUCHIT1WORKPIECELOCATIONHAVEINDICATEDTHEOBJECTLIBERTYDEGREEINSPACE,HAVINGTHREELIBERTYDEGREETOPARTFORISTHATXX,YY,ZZOBJECTAREABLETOCARRYOUTAXIALDISPLACEMENTALONGTHESEAXES;STILLHAVINGTHREELIBERTYDEGREEISANGLEDIRECTIONSTHEYCANGOROUNDACOORDINATEAXISROTATINGLIBERTYDEGREENUMBERISSIXTHINKTHATWORKPIECEFIXESTHEQUEEN,ITSLIBERTYDEGREEMUSTBEELIMINATED,NEEDWITHGUARANTEEWORKPIECERIGHTNESSOPERATIONBEASFARASPOSSIBLETHANMAKEUSEOFCLAMPGUARANTEEWORKPIECETREATINGLOCATIONAPPLYITTOPOSSESSIONSPROCESSINGLOCATION,COMETOOTHERCLAMPTOENSURETHATPROCESSINGLOCATIONISTOCHANGEITJUSTNOWUNLESSMUSTUSEIFHAVINGNECESSARYWORDS,THENEWLOCATIONCLAMP,MUSTBEPROCESSEDTOTHEPREVIOUSLYONLYROWPROCESSINGLOCATION2WORKPIECEISCLAMPEDCLAMPLOCATIONMUSTBEABLETOFIGHTAGAINSTCUTTINGAFORCE,CLAMPTHESTRENUOUSLYNECESSARYGREATERTHANWORKPIECEDEFORMATIONFORCEORDESTRUCTIVEPOWERGRIPTABOOMUSTCANBEARBELOWWORKPIECE,INORDERTOENSURINGTHATTHISFORCEISDRILLEDAMODELORGRIPPINGTHECONCRETEFRAMEONTHEMACHINETOOLTHINKTHATDRILLTOUCHESASUMWHENTHECLAMPISDESIGNED,CLAMPADEVICEBEINGDESIGNEDTHATORCANACCURATEPROVIDETHEFASTENINGMOTIONFORCE,ANDCLAMPADEVICEBEINGABLETORAPIDLYSAFEOPERATIONDRILLMODELDEFINITIONDRILLMODELISALOCATIONBEINGABLETOENSURETHATTHEHOLEISDRILLEDINWORKPIECE,EXPANDING,MINCINGLOCATIONCLAMPINGWORKPIECEINCLAMPDEVICE,THEFOLLOWINGBEINGLOCATEDINQUENCHINGSTEELAXLEBEARINGINDRILLMODELIFWORKPIECESTRUCTUREISSIMILAR,DRILLMODELMAYBECLAMPEDONWORKPIECEINMOSTOFTHECASES,WORKPIECEPASSESDRILLMODELFASTENINGMOTION,MAKESUSEOFDRILLMODELTOBETOBEINTERVENEDINANDTOBEMOVEDAWAYRAPIDLYFORREALIZINGWORKPIECEINTHEPROCESSOFTREATINGBYTHEFLEETNESSDRILLMODELMAYBETOREALIZEDRILL,EXPANDFORTHEQUICKESTSPEED,THEHOLE,COMESTRUEANDCOMPARATIVELYTHANTHEMANPOWERTREATINGHOLEISMOREACCURATEANOTHERMERITISTOUSEDRILLMODELTOBEABLETONOTMAKEAWORKERBRINGABOUTHURT,LOCALIZEDACCURACYOFHOLENOTENSURINGTHATDEPENDINGONHANDLINGPERSON,BUTCOMEENSURETHATBEINGTODEPENDONDRILLMODELDRILLMODELOUGHTTOBEONLYRISINGBEINGUSEDTOHIDEIN,EXPANDITMAYPOSSIBLYBEWINDINGDRILLMACHINEDISPLACEMENTIFBEINGABLETONOTFIXONTHEMACHINE,BUTTHEDRILLMODELSPURRINGMENATTHELOWERLEVELSONDIRECTLYCOVERSWITHDRILLMODELRESTRICTSANDCONTROLSTHECUTTERROUTEDIRECTLYIFPROCESSINGMIDDLEINCLUDEOPERATIONSWORDSSUCHASBRIGHTMETAL,FORMINGTREATING,VEHICLE,OUGHTTOUSEACLAMPINTHEPROCESSOFTREATING,THECLAMPNOTINCLUDINGPECULIARGUIDINGADJUSTMENTSWORDSUSESDRILLMODELTOBEALSOOKREPRESENTATIVEDRILLMODELANDCLAMPPROCESSFOURHOLESINREPRESENTATIVEDRILLMODEL,INALREADYONEPROCESSINGOUTSIDEHAVEANACCURATETREATINGCENTREONTHISWORKPIECE,BELOCATEDINANDTHECENTREHOLEANDTHEULTIMATESURFACEDONOTCERTAINLYNEEDTHECIRCUMFERENCELOCATIONGOINGTOCONTROLTHEENCOMPASSMENTHOLECAVITYAXISBECAUSEOFUNTILITALLISSYMMETRICALRELATIVETOTHATAXLECENTREWHENEVERYHOLEISPROCESSEDTHATTHISFOURBUSHESAREUSEDTOCONTROLDRILLMODELBEINGCLAMPEDINDRILLMODELPLATE,USESHANDMOVEMENTNUTTOGOTOCLAMPWORKPIECE,USESWHOSEAPPLETSONTHECLAMPTHEREPRESENTATIVECLAMPISASIMPLEBRIGHTMETALOPERATIONPROCESSINGASLOTOUTSIDEINWORKPIECEWORKPIECEISFIXEDTWOGOINGTOFOURKONGHONGINCARDINALPLANEWORKPIECEISCLAMPEDONTHISLOCATION,THECUTTERISMOUNTEDQUICKLYBYAPPRISESINTHEINSTALLATIONPROVIDINGCUTTERINSTALLATIONORCUTTERALLOCATIONCUTTINGADEPTHTHECLAMPMUSTFIXPOSITIONOPPOSITETOTHEMACHINEWORKPIECE,THISREACHESCOMINGTHESLOTTINGBEINGTOENTERMACHINEJOBSTAGEBYTWOTHEWEDGEHEADOFTHECLAMPBOTTOMBEINGMADETHATTHECLAMPTOINSPECTWITHTHESLOTPROCESSINGANDPROCESSINGACENTRETOTTYPEBOLTISSAFE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15MM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,以保证这个力被钻模或夹具体框架在机床上所能承受。当钻摸和夹具被设计时,夹紧装置被设计或能够准确提供夹紧力,并且夹紧装置能够快速安全的操作。钻模的定义钻模是一个能够保证孔在工件被钻、扩、绞的位置。在夹具装置夹紧工件的位置,在钻模中位于淬火钢轴承的下面。如果工件结构相似,钻模可能被夹紧在工件上。在大多数情况下,工件通过钻模夹紧,利用钻模是为了在加工过程中实现工件被快速插入和快速移开。钻模可能是为了最快速度实现钻、扩、较孔,并且实现比人工加工孔更准确。另一个优点是使用钻模不会使工人造成伤害。孔定位的准确。不靠操作者保证,而是靠钻模来保证。钻模应该被只是用来钻、扩、绞孔。它如果在机器上不能固定的话,可能会绕着钻床移动而直接带动下面的钻模套。钻模直接限制和控制刀具的路径。如果加工中包括铣、成形加工、车等操作的话。应该使用夹具。夹具在加工过程中不包括特殊导向校正的话,用钻模也行。典型的钻模和夹具典型的钻模中,在一个已加工表面中加工四个孔。在这个工件上有一个准确的加工中心,并且位于中心孔和最终表面。没有必要去控制围绕孔腔轴线的圆周位置。因为直到各孔被加工时,它都是相对于该轴心对称的。这四个衬套被用于控制钻模被夹紧在钻模盘,用手动螺母去夹紧工件,使其紧贴在夹具上。典型夹具是一个简单的在工件表面加工槽的铣操作。工件被固定在基面下四个孔中的两个。工件被夹紧在这个位置上,刀具被紧贴在提供刀具安装或刀具定位切削深度的安装快上。夹具必须相对与机器的工件定位,这是通过把夹具底部的两个楔头做入机器工作台上的开槽来达到的。夹具对T型螺栓加工和加工中心

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