减速器英文资料及翻译.docx
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减速器英文资料及翻译.docx
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减速器英文资料及翻译
英文原文:
Mineralproductmonorailreductiongearsynopsis
1whatisreducer
Reducerisadynamiccommunicationagencies,theuseofgearspeedconverters,motorrotationalspeedreducertotheRotarytobefew,andhavegreatertorqueinstitutions.
1.1Thereducerrole
1.1.1velocityatthesametimeincreasetheoutputtorque,torqueoutputratiobymotoroutputbyslowdown,buttheattentionshouldbepaidtoexceedtheratedtorquereducer.
1.1.2thespeedatthesametimereducetheinertiaload,theinertiaofdecelerationthanreducedtothesquare.WecanlookattheGeneralMotorshasavalueofinertia.
1.2Thetypeofreducer
Generalhelicalgearreducerhasreducer(includingparallelshafthelicalgearreducer,awormreducer,bevelgearreducer,etc.),planetarygearreducer,Cycloidreducer,awormreducer,aplanetaryfrictionCVTmechanicalmachines.
1.3Commonreducer
1.3.1wormreduceristhemaincharacteristicsofareverseself-lockingfunction,canbelargerthanaslowdown,inputshaftandoutputshaftaxisisnotthesame,norinthesameplane.Butgenerallylarger,transmissionefficiencyisnothigh,theaccuracyisnothigh.
1.3.2HarmonicDrivereduceriscontrollableusingflexiblecomponentstotransferelasticdeformationanddynamicmovement,notvolume,highprecision,butthedisadvantageisthatflexiblewheellimitedlife,impatientshocks,rigidityandpiecesofmetalrelativelypoor.Nottoohighspeedinput.
1.3.3planetaryreduceritscomparativeadvantageiscompactstructure,thereturngapsmall,highprecision,andhavealonglifespanratedoutputtorquecanbedonegreat.However,apriceslightlyexpensive,therequirementsofpartsbeforeassembly:
1.3.3.1Rollingcleaningwithgasoline,keroseneotherpartscleaning.Allpartsandcabinetnotallowedtohaveanyimpuritiesexist.Gearboxandtheinnerwall(Worm),unprocessedsurfacehasnotbeencoatedtwiceerosion-resistantoilpaintboxhastheoutersurfacecoatedprimerandpaintcolor(colorrequestedbyhost).
1.3.3.2Partscoatedwithafacewashafterlubricants.
2therequirementsofinstallationandadjustment
2.1Rollinginstallation
Rollingbearinginnerringshouldbeinstalledattheshaftshoulderclosetogapmustnotpass0.05mmthickCypriotfeet.
2.2Bearingaxialclearance
Oftheclearancecannotbeadjustedbearings(suchasdeepgrooveballbearings),axialclearanceof0.25to0.4mm;theclearanceadjustablebearingaxialclearancenumericaltable.ClickTaperedRollerBearingsaxialclearance;angularcontactballbearingaxialclearance.
2.3Gear(Worm)meshingtoothspaceavailable
Cypriotsidefootofleadorpressure.Willbeleadwireonthealveolar,andthenturninggearandsquashleadwire,measuringtwoteethsidewascrushedleadwirethicknessandthesizeofwhichisadjacentteeth.
2.4ToothcontactdotcylindergeartoothcontactDot2-10-4;bevelgeartoothcontactDot2-11-4;GearingcontactDot2-12-4.
3sealrequirements
3.1Boxpartitionbetweenthesurfacedoesnotallowanypadsfilled,butcanbecoatedorwaterglasssealanttoensurethattheseal;
3.2Assembly,thebolttighteningbox,beforeusing0.05mmCypriot-footinspectionCoversBlockwithmeandbetweenthesealingsurface;
3.3Shaftsealshouldstretchtosmeargrease.Thesealshouldbeinstalledinstrictaccordancewiththerequirements.
4lubricationrequirements
4.1Rationallydeterminethetypesoflubricantsandgreasesandgrades
4.2Bearinglubricationfat,greasefilledinthegeneralFatliquorspacecanbe1/2to2/3.
4.3Lubricantsshouldberegularlyreplaced,thenewreducerusedforthefirsttime,theoperationofoil-7~14days,accordingtothesituationcanbeafterevery3to6monthsforfirstoil.
5thetestrequirements
5.1Emptyoperation:
atratedspeedis,anti-running1to2hours;
5.2Loadtest:
atratedspeed,ratedloadoperation,theoiltemperaturebalancetodate.Onthegearreducer,requestedthepooltemperatureisnotmorethan35
bearingtemperaturerisenomorethan40
;thewormreducer,requestedthepooltemperaturenotmorethan60
bearingtemperatureofnotmorethan50
.
6packagingandtransportationrequirements
6.1ProtrudingshaftanditsannexshouldOilerpackaging;
6.2Handling,liftingmaynotusescrewringsandlugalloftheabovetechnicalrequirementsarenotnecessarilylisted,andsometimesalsobyotherprojects,mainlybythespecificdesignrequirements.
7Technicalrequirements
7.1Assembly,allpartscleaningwithkerosene,gasolineRollingcleansing,whiletheexistenceofanydebris.Oilisnotpaintedwallcorrosioncoatingstwice;
7.2Backlashwithleadwiremeshtestofnotlessthan0.16mm,leadwireBacklashmaynotexceedthesmallestofthefourtimes;
7.3UsedTu-colordottest.Toothhighpointofcontactbynotlessthan40%ofcontactspotsonteethnotlessthan50percent.Canbeusedwhennecessary,grindingorscrapingaftergrindingtoimprovecontacts;
7.4Bearingaxialclearanceshouldbeadjusted:
φ400.05-0.1mm,φ550.08-0.15mm;
7.5Testreducersubdivisionsurface,thecontactsurfaceandseal,oilspillsarenotallowed.Split-Tuallowedtopaintorwaterglasssealandallowtheuseofanyfiller;
7.6EnginelubricantstothecontentsN100provisionsheight.
8GEARINTRODUCTION
8.1Abstract:
Theimportantpositionofthewheelgearcan'tfalterintraditionalmachineandmodernmachines.Thewheelgearmainlyinstallthedirectionthatdeliversthedintattheprincipalaxis
box.Thepassingtoprocesstomakethemcanisdividedintomanymodelnumbers,usedformanysituationsrespectively.
8.2Keywords:
Wheelgear
Intheforceanalysisofspurgears,theforcesareassumedtoactinasingleplane.Weshallstudygearsinwhichtheforceshavethreedimensions.Thereasonforthis,inthecaseofhelicalgears,isthattheteetharenotparalleltotheaxisofrotation.Andinthecaseofbevelgears,therotationalaxesarenotparalleltoeachother.Therearealsootherreasons,asweshalllearn.
Helicalgearsareusedtotransmitmotionbetweenparallelshafts.Thehelixangleisthesameoneachgear,butonegearmusthavearight-handhelixandtheotheraleft-handhelix.Theshapeofthetoothisaninvoluteshelicoids.Ifapieceofpapercutintheshapeofaparallelogramiswrappedaroundacylinder,theangularedgeofthepaperbecomesahelix.Ifweunwindthispaper,eachpointontheangularedgegeneratesaninvolutescurve.Thesurfaceobtainedwheneverypointontheedgegeneratesaninvolutesiscalledaninvoluteshelicoids.
Theinitialcontactofspur-gearteethisalineextendingallthewayacrossthefaceofthetooth.Theinitialcontactofhelicalgearteethisapoint,whichchangesintoalineastheteethcomeintomoreengagement.Inspurgearsthelineofcontactisparalleltotheaxisoftherotation;inhelicalgears,thelineisdiagonalacrossthefaceofthetooth.Itisthisgradualoftheteethandthesmoothtransferofloadfromonetoothtoanother,whichgivehelicalgearstheabilitytotransmitheavyloadsathighspeeds.Helicalgearssubjecttheshaftbearingstobothradialandthrustloads.Whenthethrustloadsbecomehighorareobjectionableforotherreasons,itmaybedesirabletousedoublehelicalgears.Adoublehelicalgear(herringbone)isequivalenttotwohelicalgearsofoppositehand,mountedsidebysideonthesameshaft.Theydevelopoppositethrustreactionsandthuscanceloutthethrustload.Whentwoormoresinglehelicalgearsaremountedonthesameshaft,thehandofthegearsshouldbeselectedsoastoproducetheminimumthrustload.
Crossed-helical,orspiral,gearsarethoseinwhichtheshaftcenterlinesareneitherparallelnorintersecting.Theteethofcrossed-helicalfearshavepointcontactwitheachother,whichchangestolinecontactasthegearswearin.Forthisreasontheywillcarryoutverysmallloadsandaremainlyforinstrumentalapplications,andaredefinitelynotrecommendedforuseinthetransmissionofpower.Thereisondifferencebetweenacrossedhelicalgearandahelicalgearuntiltheyaremountedinmeshwitheachother.Theyaremanufacturedinthesameway.Apairofmeshedcrossedhelicalgearsusuallyhavethesamehand;that
is,aright-handdrivergoeswitharight-handdriven.Inthedesignofcrossed-helicalgears,theminimumslidingvelocityisobtainedwhenthehelixangleareequal.However,whenthehelixangleisnotequal,thegearwiththelargerhelixangleshouldbeusedasthedriverifbothgearshavethesamehand.
Wormgearsaresimilartocrossedhelicalgears.Thepinionorwormhasasmallnumberofteeth,usuallyonetofour,andsincetheycompletelywraparoundthepitchcylindertheyarecalledthreads.Itsmatinggeariscalledawormgear,whichisnotatruehelicalgear.Awormandwormgearareusedtoprovideahighangular-velocityreductionbetweennonintersectingshaftswhichareusuallyatrightangle.Thewormgearisnotahelicalgearbecauseitsfaceismadeconcavetofitthecurvatureoftheworminordertoprovidelinecontactinsteadofpointcontact.However,adisadvantageofwormgearingisthehighslidingvelocitiesacrosstheteeth,thesameaswithcrossedhelicalgears.
Wormgearingareeithersingleordoubleenveloping.Asingle-envelopinggearingisoneinwhichthegearwrapsaroundorpartiallyenclosestheworm..Agearinginwhicheachelementpartiallyenclosestheotheris,ofcourse,adouble-envelopingwormgearing.Theimportantdifferencebetweenthetwoisthatareacontactexistsbetweentheteethofdouble-envelopinggearswhileonlylinecontactbetweenthoseofsingle-envelo
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