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外文翻译--减速器和主要零件的简介以及对产生噪声的分析.doc

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外文翻译--减速器和主要零件的简介以及对产生噪声的分析.doc

英文原文MINERALPRODUCTMONORAILREDUCTIONGEARSYNOPSIS、THEMAINPARTSOFTHEPAPERANDTHERESEARCHONTHENOICEREDUCERFIRSTWHATISREDUCERREDUCERISADYNAMICCOMMUNICATIONAGENCIES,THEUSEOFGEARSPEEDCONVERTERS,MOTORROTATIONALSPEEDREDUCERTOTHEROTARYTOBEFEW,ANDHAVEGREATERTORQUEINSTITUTIONSTHEREDUCERROLE1VELOCITYATTHESAMETIMEINCREASETHEOUTPUTTORQUE,TORQUEOUTPUTRATIOBYMOTOROUTPUTBYSLOWDOWN,BUTTHEATTENTIONSHOULDBEPAIDTOEXCEEDTHERATEDTORQUEREDUCER2THESPEEDATTHESAMETIMEREDUCETHEINERTIALOAD,THEINERTIAOFDECELERATIONTHANREDUCEDTOTHESQUAREWECANLOOKATTHEGENERALMOTORSHASAVALUEOFINERTIATHETYPEOFREDUCERGENERALHELICALGEARREDUCERHASREDUCERINCLUDINGPARALLELSHAFTHELICALGEARREDUCER,AWORMREDUCER,BEVELGEARREDUCER,ETC,PLANETARYGEARREDUCER,CYCLOIDREDUCER,AWORMREDUCER,APLANETARYFRICTIONCVTMECHANICALMACHINESCOMMONREDUCER1WORMREDUCERISTHEMAINCHARACTERISTICSOFAREVERSESELFLOCKINGFUNCTION,CANBELARGERTHANASLOWDOWN,INPUTSHAFTANDOUTPUTSHAFTAXISISNOTTHESAME,NORINTHESAMEPLANEBUTGENERALLYLARGER,TRANSMISSIONEFFICIENCYISNOTHIGH,THEACCURACYISNOTHIGH2HARMONICHARMONICDRIVEREDUCERISCONTROLLABLEUSINGFLEXIBLECOMPONENTSTOTRANSFERELASTICDEFORMATIONANDDYNAMICMOVEMENT,NOTVOLUME,HIGHPRECISION,BUTTHEDISADVANTAGEISTHATFLEXIBLEWHEELLIMITEDLIFE,IMPATIENTSHOCKS,RIGIDITYANDPIECESOFMETALRELATIVELYPOORNOTTOOHIGHSPEEDINPUT3PLANETARYREDUCERITSCOMPARATIVEADVANTAGEISCOMPACTSTRUCTURE,THERETURNGAPSMALL,HIGHPRECISION,ANDHAVEALONGLIFESPANRATEDOUTPUTTORQUECANBEDONEGREATHOWEVER,APRICESLIGHTLYEXPENSIVE,THEREQUIREMENTSOFPARTSBEFOREASSEMBLY1ROLLINGCLEANINGWITHGASOLINE,KEROSENEOTHERPARTSCLEANINGALLPARTSANDXIANGBENNANOTALLOWEDTOHAVEANYIMPURITIESEXISTGEARBOXANDTHEINNERWALLWORM,UNPROCESSEDSURFACEHASNOTBEENCOATEDTWICEEROSIONRESISTANTOILPAINT,BOXHASTHEOUTERSURFACECOATEDPRIMERANDPAINTCOLORCOLORREQUESTEDBYHOST2PARTSCOATEDWITHAFACEWASHAFTERLUBRICANTSSECOND,THEREQUIREMENTSOFINSTALLATIONANDADJUSTMENT1ROLLINGINSTALLATIONROLLINGBEARINGINNERRINGSHOULDBEINSTALLEDATTHESHAFTSHOULDERCLOSETOGAPMUSTNOTPASS005MMTHICKCYPRIOTFEET2BEARINGAXIALCLEARANCEOFTHECLEARANCECANNOTBEADJUSTEDBEARINGSSUCHASDEEPGROOVEBALLBEARINGS,AXIALCLEARANCEOF025TO04MM;THECLEARANCEADJUSTABLEBEARINGAXIALCLEARANCENUMERICALTABLECLICKTAPEREDROLLERBEARINGSAXIALCLEARANCE;ANGULARCONTACTBALLBEARINGAXIALCLEARANCE3GEARWORMMESHINGTOOTHSPACEAVAILABLECYPRIOTSIDEFOOTOFLEADORPRESSUREWILLBELEADWIREONTHEALVEOLAR,ANDTHENTURNINGGEARANDSQUASHLEADWIRE,MEASURINGTWOTEETHSIDEWASCRUSHEDLEADWIRETHICKNESSANDTHESIZEOFWHICHISADJACENTTEETH4TOOTHCONTACTDOTCYLINDERGEARTOOTHCONTACTDOT2104;BEVELGEARTOOTHCONTACTDOT2114;GEARINGCONTACTDOT2124THIRD,SEALREQUIREMENTS1BOXPARTITIONBETWEENTHESURFACEDOESNOTALLOWANYPADSFILLED,BUTCANBECOATEDORWATERGLASSSEALANTTOENSURETHATTHESEAL;2ASSEMBLY,THEBOLTTIGHTENINGBOX,BEFOREUSING005MMCYPRIOTFOOTINSPECTIONCOVERSBLOCKWITHMEANDBETWEENTHESEALINGSURFACE;3SHAFTSEALSHOULDSTRETCHTOSMEARGREASETHESEALSHOULDBEINSTALLEDINSTRICTACCORDANCEWITHTHEREQUIREMENTSFORTH,LUBRICATIONREQUIREMENTS1RATIONALLYDETERMINETHETYPESOFLUBRICANTSANDGREASESANDGRADES2BEARINGLUBRICATIONFAT,GREASEFILLEDINTHEGENERALFATLIQUORSPACECANBE1/2TO2/33LUBRICANTSSHOULDBEREGULARLYREPLACED,THENEWREDUCERUSEDFORTHEFIRSTTIME,THEOPERATIONOFOIL714DAYS,ACCORDINGTOTHESITUATIONCANBEAFTEREVERY3TO6MONTHSFORFIRSTOILFIFTH,THETESTREQUIREMENTS1EMPTYOPERATIONATRATEDSPEEDIS,ANTIRUNNING1TO2HOURS;2LOADTESTATRATEDSPEED,RATEDLOADOPERATION,THEOILTEMPERATUREBALANCETODATEONTHEGEARREDUCER,REQUESTEDTHEPOOLTEMPERATUREISNOTMORETHAN35OC,BEARINGTEMPERATURERISENOMORETHAN40OC;THEWORMREDUCER,REQUESTEDTHEPOOLTEMPERATURENOTMORETHAN60OC,BEARINGTEMPERATUREOFNOTMORETHAN50OC;3ENTIRETESTINGPROCESSFORTHESMOOTHOPERATION,NOISE,NOTLOOSENINGTHEFIXEDLINK,SEALED,NOTWITHTHESIXTH,PACKAGINGANDTRANSPORTATIONREQUIREMENTS1PROTRUDINGSHAFTANDITSANNEXSHOULDOILERPACKAGING;2HANDLING,LIFTINGMAYNOTUSESCREWRINGSANDLUGALLOFTHEABOVETECHNICALREQUIREMENTSARENOTNECESSARILYLISTED,ANDSOMETIMESALSOBYOTHERPROJECTS,MAINLYBYTHESPECIFICDESIGNREQUIREMENTSSEVENTHTECHNICALREQUIREMENTS1ASSEMBLY,ALLPARTSCLEANINGWITHKEROSENE,GASOLINEROLLINGCLEANSING,WHILETHEEXISTENCEOFANYDEBRISOILISNOTPAINTEDWALLCORROSIONCOATINGSTWICE;2BACKLASHWITHLEADWIREMESHTESTOFNOTLESSTHAN016MM,LEADWIREBACKLASHMAYNOTEXCEEDTHESMALLESTOFTHEFOURTIMES;3USEDTUCOLORDOTTESTTOOTHHIGHPOINTOFCONTACTBYNOTLESSTHAN40OFCONTACTSPOTSONTEETHNOTLESSTHAN50PERCENTCANBEUSEDWHENNECESSARY,GRINDINGORSCRAPINGAFTERGRINDINGTOIMPROVECONTACTS;4BEARINGAXIALCLEARANCESHOULDBEADJUSTEDΦ4000501MM,Φ55008015MM;5TESTREDUCERSUBDIVISIONSURFACE,THECONTACTSURFACEANDSEAL,OILSPILLSARENOTALLOWEDSPLITTUALLOWEDTOPAINTORWATERGLASSSEALANDALLOWTHEUSEOFANYFILLER;6ENGINELUBRICANTSTOTHECONTENTSN100PROVISIONSHEIGHT;BELOWIINTRODUCEOURCOUNTRYREDUCTIONGEARTHEDEVELOPMENTPRESENTSITUATIONFIRST,THEDOMESTICREDUCTIONGEARMANYBYTHEGEARDRIVE,THEWORMDRIVEPRIMARILY,BUTHASTHEPOWERANDTHELOADRATIOGENERALLYISSMALL,ORVELOCITYRATIOGREATANDMECHANICALEFFICIENCYEXCESSIVELYLOWQUESTIONMOREOVER,INTHEMATERIALQUALITYANDTHETECHNOLOGICALLEVELALSOHASMANYWEAKNESS,THELARGESCALEREDUCTIONGEARQUESTIONISSPECIALLYMOREPROMINENT,THESERVICELIFEISNOTLONGTHEDOMESTICUSELARGESCALEREDUCTIONGEARABOVE500KW,MAN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