机械外文翻译--机床夹具的分类与构成.doc机械外文翻译--机床夹具的分类与构成.doc

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MACHINECLASSIFICATIONANDPOSEFIXTURE1FIXTUREINTHEROLEOFMACHININGWORKPIECECLAMPINGFIXTUREISAKINDOFPROCESSEQUIPMENT,ITISWIDELYUSEDINMECHANICALMACHININGOFTHEMANUFACTURINGPROCESS,HEATTREATMENT,ASSEMBLY,WELDINGANDTESTINGPROCESSESINTHEUSEOFMETALCUTTINGMACHINETOOLSCOLLECTIVELYREFERREDTOASTHEJIGFIXTURENAMODERNPRODUCTIONMACHINEISANINDISPENSABLEFIXTUREOFTHEPROCESSEQUIPMENT,MACHININGOFTHEWORKPIECE,THEPROCESSINGREQUIREMENTSINORDERTOENSUREFIRSTOFALLTOTHEWORKPIECEANDTHEMACHINETOOLRELATIVETOACORRECTPOSITION,ANDTHISLOCATIONDURINGPROCESSINGDOESNOTCHANGETHEIMPACTOFEXTERNALFORCESTOTHISEND,DURINGTHEPREMACHINING,WORKPIECECLAMPINGMUSTBEGOODTHEREARETWOWAYSTOCLAMPWORKPIECEONEISDIRECTLYCLAMPINGTHEWORKPIECEINTHEMACHINETABLEORONTHECHUCK;THEOTHERISTHEWORKPIECEINTHEFIXTUREONTHEFIXTURETHEFIRSTMETHODUSEDWHENTHEWORKPIECECLAMPING,THEGENERALDESIGNREQUIREMENTSHAVETOPRESSLINESINTHESURFACETODRAWTHESIZEANDLOCATION,CLAMPING,ORWHENTHENEEDLEISZONEDDIALINDICATORTOFINDISAFTERTHECLAMPINGTHISMETHODNEEDSPECIALEQUIPMENT,BUTLOWEFFICIENCY,AREGENERALLYUSEDFORONEPIECEANDSMALLBATCHPRODUCTIONLARGEQUANTITIES,MOSTLYWITHTHEWORKPIECECLAMPINGFIXTUREWITHTHEMERITSOFTHEWORKPIECECLAMPINGFIXTURESAREASFOLLOWSLGUARANTEETHESTABILITYOFTHEMACHININGACCURACYOFWORKPIECEWORKPIECESWITHCLAMPINGFIXTURE,THEWORKPIECERELATIVETOTHELOCATIONOFTOOLANDMACHINETOOLTOENSURETHEACCURACYOFTHEFIXTUREFROMTHETECHNICALLEVELOFWORKERS,SOTHATANUMBEROFWORKPIECEMACHININGACCURACYOFTHELINE2TOIMPROVELABORPRODUCTIVITYWORKPIECECLAMPINGFIXTURECANFACILITATETHEUSEREASILY、RAPIDLY,ANDTHEWORKPIECEDOESNOTNEEDTOFINDISCROSSED,CANSIGNIFICANTLYREDUCETHESUPPLEMENTARYWORKINGHOURS,TOIMPROVELABORPRODUCTIVITY;WORKPIECEINTHEFIXTUREAFTERTHEFIXTURETOIMPROVETHERIGIDITYOFTHEWORKPIECE,THUSCUTTINGTHEAMOUNTOFINCREASE,TOIMPROVELABORPRODUCTIVITY;CANUSEMOREPIECESOFMULTIWORKPIECECLAMPINGFIXTURE,ANDTHEUSEOFEFFICIENTCLAMPINGBODIES,TOFURTHERIMPROVELABORPRODUCTIVITY3TOEXPANDTHEUSEOFMACHINETOOLSMACHINETOOLSINGENERALUSEADEDICATEDMACHINETOOLFIXTURECANEXPANDTHESCOPEOFTHEPROCESSANDGIVEFULLPLAYTOTHEPOTENTIALOFMACHINETOOLSTOACHIEVEAMULTIMACHINEUSEFOREXAMPLE,THEUSEOFADEDICATEDFIXTURECANBEEASILYLATHEPROCESSINGSMALLBOXTOTHEWORKPIECEEVENINTHELATHEOUTOFOIL,AREDUCTIONOFEXPENSIVEDEDICATEDMACHINES,REDUCINGTHECOST,WHICHISPARTICULARLYIMPORTANTFORSMALLANDMEDIUMSIZEDFACTORIES4TOIMPROVETHEOPERATORSWORKINGCONDITIONSASTHEPNEUMATIC,HYDRAULIC,ELECTROMAGNETICPOWERSOURCE,SUCHASTHEAPPLICATIONINTHEFIXTURE,ONTHEONEHANDTOREDUCETHELABORINTENSITYOFWORKERS;THEOTHERHAND,ITGUARANTEESTHERELIABILITYOFTHEWORKPIECECLAMPING,ANDTOACHIEVETHEINTERLOCKINGMACHINE,TOAVOIDACCIDENTS,ENSURETHEOPERATORSAFETYANDMACHINETOOLEQUIPMENT5TOREDUCECOSTSINMASSPRODUCTIONAFTERTHEUSEOFFIXTURE,FROMSTEMTOINCREASELABORPRODUCTIVITY,LOWERLEVELTECHNICALWORKERS,ASWELLASLOWERSCRAPANDOTHERREASONS,OBVIOUSLYTOREDUCETHEPRODUCTIONCOSTSFIXTUREMANUFACTURINGCOSTSHARINGINAGROUPOFWORKPIECES,EACHWORKPIECETOINCREASETHECOSTISVERYMINIMAL,FARLESSTHANASARESULTOFINCREASEDLABORPRODUCTIVITYANDREDUCECOSTSTHEGREATERVOLUMEOFWORKPIECE,FIXTUREMADETOUSEHASBECOMEMORESIGNIFICANTECONOMICBENEFITS2FIXTURECATEGORY21GENERALCHARACTERISTICSOFTHEFIXTUREBYCATEGORYACCORDINGTOTHEPRODUCTIONINDIFFERENTTYPESOFFIXTURESINTHECOMMONCHARACTERISTICSOFMACHINETOOLFIXTUREFIXTURECANBEDIVIDEDINTOGENERAL,SPECIALFIXTURES,ADJUSTABLECLAMP,ANDAUTOMATICLINEOFMODULARFIXTUREFIXTURE,SUCHASLGENERALFIXTUREUNIVERSALFIXTUREREFERSTOTHESTRUCTURE,SIZEHASBEENSTANDARDIZED,ANDHASACERTAINUNIVERSALFIXTURETHISTYPEOFFIXTUREADAPTABLE,CANBEUSEDTOSETUPTHESCOPEOFACERTAINSHAPEANDSIZEOFVARIOUSPARTS2ADEDICATEDFIXTURETHISTYPEOFFIXTUREISDESIGNEDFORAPARTICULARPARTOFTHEPROCESSINGPROCEDURESANDTHEDESIGNANDMANUFACTURERELATIVELYSTABLEINTHEPRODUCT,THEPRODUCTIONOFLARGERQUANTITIES,USEDAVARIETYOFSPECIALFIXTURES,ACCESSTOHIGHERPRODUCTIVITYANDMACHININGACCURACY3ADJUSTABLEFIXTUREADJUSTABLEFIXTUREFORGENERALFIXTUREANDSPECIALFIXTUREANDTHEDEFECTSDEVELOPEDANEWKINDOFFIXTUREOFDIFFERENTTYPESANDSIZESOFTHEWORKPIECE,SIMPLYADJUSTORREPLACETHEFIXTUREATTHEORIGINALLOCATIONOFTHEINDIVIDUALCOMPONENTSANDWILLBEUSEDTOCLAMPCOMPONENTS(4MODULARFIXTUREMODULARFIXTUREISAMODULARFIXTURESTANDARDCOMPONENTSOFTHEMODULEWITHHIGHPRECISIONANDRESISTANCETOABRASION,CANBEASSEMBLEDINTOAVARIETYOFFIXTURESREMOVABLEFIXTUREUSEDTOCLEANTHEASSEMBLYAFTERTHENEWFIXTURELEFT(5AUTOMATICLINEFIXTUREAUTOMATICLINECLAMPGENERALLYDIVIDEDINTOTWOCATEGORIESFIXEDTYPEFIXTURE,WHICHISSIMILARTOADEDICATEDFIXTURE;OTHERACCOMPANYINGAFIXTUREFORTHEUSEOFTHEWORKPIECEINTHEFIXTURE,TOGETHERWITHTHEMOVEMENT,ANDAUTOMATICWORKPIECEALONGTHELINEFROMAMOVETOTHENEXTPOSITIONPOSITIONFORPROCESSING22CLASSIFICATIONBYTHEUSEOFMACHINETOOLSCLASSIFICATIONBYTHEUSEOFMACHINETOOLSCANBEDIVIDEDINTOLATHEJIGFIXTURES,MILLINGFIXTURES,DRILLINGFIXTURES,HANGBEDFIXTURE,JIGGEARMACHINE,CNCMACHINETOOLFIXTURE,AUTOMATICMACHINETOOLFIXTURES,ACCOMPANIEDBYAUTOMATICLINE,ANDOTHERFIXTURES,SUCHASMACHINETOOLSTHISISASPECIALFIXTUREDESIGNOFTHECLASSIFICATIONMETHODUSEDDEDICATEDFIXTUREDESIGN,THEMACHINEGROUP,THETYPEANDTHEMAINPARAMETERSHAVEBEENDETERMINEDTHEIRDIFFERENCEISTHECUTTINGFORMINGMACHINETOOLMOVEMENTS,SOTHECONNECTIONFIXTUREWITHTHEMACHINEINDIFFERENTWAYSMACHININGACCURACYOFTHEIRDIFFERENTREQUIREMENTS23CLAMPINGFIXTUREACCORDINGTOTHEPOWERSOURCECLAMPINGFIXTUREACCORDINGTOTHEPOWERSOURCECANBEDIVIDEDINTOMANUALFIXTURE,PNEUMATICFIXTURES,HYDRAULICFIXTURES,GASFIXTURESBYFORCE,ELECTROMAGNETICFIXTURE,VACUUMFIXTURES,FIXTURE,SUCHASCENTRIFUGALFORCE3THECOMPOSITIONOFFIXTUREALTHOUGHTHESTRUCTUREOFMACHINETOOLFIXTURERANGE,BUTTHEIRCOMPONENTSCANBESUMMARIZEDASTHEFOLLOWINGSECTIONS1POSITIONINGCOMPONENTSTYPICALLY,WHENTHESHAPEOFTHEWORKPIECEDATUMPOSITIONESTABLISHED,THEPOSITIONWILLBETHEBASICCOMPONENTSOFTHESTRUCTUREIDENTIFIED2CLAMPINGDEVICEPOSITIONINGOFTHEWORKPIECEINTHEFIXTURE,THENEEDTOCLAMPTHEWORKPIECEBEFOREPROCESSINGTOENSURETHATTHEWORKPIECEDURINGPROCESSINGISNOTDUETOEXTERNALFORCEANDUNDERMINEITSPOSITION3THESPECIFICFOLDERFIXTUREANDTHESKELETONMATRIX,ALLTHECOMPONENTSTHROUGHTHEFIXTUREITWILLCONSTITUTEAWHOLE4OFTHEKNIFEORTHEGUIDETOOLUSEDTODETERMINEPOSITIONRELATIVETOTHECORRECTPOSITIONOFCOMPONENTSOFTHEKNIFEDEVICECOMMONINMILLINGFIXTUREUSEDTOADJUSTTHECUTTERKNIFEBLOCKPOSITIONBEFOREMACHINING5TOCONNECTCOMPONENTSCONNECTEDCOMPONENTSINTHEMACHINETOOLFIXTUREISTODETERMINETHECORRECTPOSITIONONTHECOMPONENT,THEREFORE,CANDOUBLEASASPECIFICFOLDERTOCONNECTCOMPONENTSLATHEFIXTUREONTHETRANSITIONPLATE,THEPOSITIONINGOFMILLINGMACHINEFIXTUREONKEYCOMPONENTSARECONNECTED6OTHERDEVICESORCOMPONENTSACCORDINGTOTHEPROCESSINGNEEDS,SOMEDEGREEFIXTUREDEVICEWEREUSEDBYMODEDEVICE,THEWHOLEDEVICE,ANDTHEBALANCEOFTHETOPBLOCKANDSOONTHESECOMPONENTSORDEVICESSPECIALLYDESIGNEDNEED
编号:201311171446006696    类型:共享资源    大小:34.00KB    格式:DOC    上传时间:2013-11-17
  
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