蜗轮蜗杆减速机外文文献翻译中英文翻译.docx

蜗轮蜗杆减速机外文文献翻译中英文翻译.docx

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蜗轮蜗杆减速机外文文献翻译中英文翻译

外文原文

Wormgearreducer:

Wormgearreducerisapowertransmissionmechanism,thegearspeedconverter,themotor（motor）mechanismreducertorotationnumber,andgetgreatertorquemechanism.Inthepresentisusedtotransmitpowerandmovementofthebody,reducerapplicationscopeisquitewidespread,inalmostallkindsofmechanicaldrivesystemcanseetracesofit,fromthetransportship,automobile,locomotive,usedinconstructionofheavymachinery,industrialmachineryusedintheprocessingequipmentandautomatedproductionequipment,dailythecommonlifeofthehouseholdelectricalappliances,watchesandsoon.Itsapplicationfromthelargepowertransmission,smallload,accurateangletransmissioncanseereducerapplication,andinindustrialapplications,withspeedandincreasetorqueofreducerfunction.Itiswidelyusedinspeedandtorqueconversionequipment.Theroleofmainreducer:

1）Speeddownwhileincreasingtheoutputtorque,outputtorqueintheproportionofmotoroutputbyreductionratio,butshouldnotbebeyondtheratedtorqueofreducer.

2）speedwhilereducingtheloadinertia,inertiaisreducedastheratioofsquare.Wecanlookatgeneralmotorshaveainertiamathematical.

Wormgearreducerclassification:

Mainmodels:

WPserieswormgearreducer,WHserieswormgearreducerandCWserieswormgearreducer.

WPserieswormgearreducerincludingWPA/WPS/WPW/WPE/WPZ/WPD

WHserieswormgearreducerincludingWHT/WHX/WHS/WHC

CWserieswormgearreducerincludingCWU/CWS/CWO

RVserieswormgearreducerincludingRV/NMRV/NRV

Wormgearreducerandanalysisofcommonproblems:

1、Reducerheatingandoil.

2、Wormgearwear.

3、Thesmalldrivegearwear.

4、Wormbearingdamage.

Reducerheatingandoil

Inordertoimprovetheefficiency,thewormgearreducerarecommonlyusednonferrousmetalsdoworm,wormisahardsteel.Duetoslidingfrictiontransmission,operationwillproducemoreheat,sothatthereducerpartsandsealedbetweenthermalexpansiondifferences,resultinginthematingsurfacetoformagap,lubricatingoiltemperatureduetotheincreaseofthinning,easyleakage.Thereasonsforthisarefourpoints,oneisamaterialwithunreasonable;twoisthemeshingfrictionsurfaceofpoorquality;threeisalubricatingoiladditiveamountofchoiceisincorrect;fouristheassemblyqualityandtheuseofpoorenvironment.

Wormgearwear

Wormgeargenerallyusethetinbronze,pairedwormmaterial45steelhardenedtoHRC4555,or40CrhardenedHRC5055afterwormgrindergrindingtotheroughnessRa0.8μM.Reducerwhennormaloperationwearveryslow,somespeedreducercanbeusedformorethan10years.Ifwearfaster,itisnecessarytoconsidertheselectioniscorrect,whetheroverloadoperation,aswellasthewormgearmaterials,assemblyqualityorenvironmentofuseandotherreasons.

Thesmalldrivegearwear

Generallyoccursintheverticalinstalledspeedreducer,themainandthelubricatingoilquantityandoilvarieties.Verticalinstallation,easytocauseinadequatelubrication,reducerstopsrunning,themotorandthespeedreducertransmissiongearoilgearloss,duetolackoflubricationandprotection.Startinggearreducer,duetothelackofeffectivelubricationcausemechanicalwearordamage.

Wormbearingdamage

Whenafailureoccurs,evenifthereductionboxhasgoodsealing,isoftenfoundinsidethereducergearoiltobeemulsified,bearingrust,corrosion,damage.Thisisbecausethereducerafterrunningforaperiodoftime,gearoiltemperatureandcoolingofthecondensationofwatermixedwithwater.Ofcourse,alsowiththequalityofbearingandassemblyprocessiscloselyrelatedto.

Solutionmethod:

1、ensuretheassemblyquality.Canbepurchasedormadesomespecialtools,removingandinstallingreducerparts,trytoavoidusingahammerandothertoolspercussion;replacementgears,wormgear,trytousetheoriginalaccessoriesandreplacedinpairs;theassemblywhentheoutputshaft,attentionshouldbepaidtotolerance;touseanti-stickingagentorredleadoilprotectionhollowshaft,topreventwearrustorscalewiththeareatoremove,repair.

2、theselectionoflubricatingoilsandadditives.Thewormgearreducerisgenerallyusedon220#gearoil,heavyload,frequentstart,useoftheenvironmentofpoorreducer,andcanuseanumberoflubricatingoiladditives,sothatthespeedreducerinstopsrunninggearoilisstillattachedtothegearsurface,formingaprotectionfilm,preventtheheavyload,lowspeed,hightorqueandatthestartofdirectcontactbetweenthemetal.Additivescontainingringmodulatorsandaleakresistantagent,sothatthesealringtomaintainsoftandelastic,effectivelyreducetheoilleakage.

3、reducerinstallationpositionselection.Locationpermits,trynottoadoptverticalinstallation.Verticalinstallation,lubricantsaddedmorethanhorizontalinstallation,easycausereducerheatingandoil.

4、establishmentoflubricatingmaintenancesystem.Accordingtothelubricationwork"Five"principletothereducermaintenance,doeachandareducerareresponsibleforregularinspections,foundthatrisingtemperaturessignificantly,over40℃ortemperatureexceed80℃,oilqualitydeclineoroilfoundinmorecopperandtoproduceabnormalnoiseandotherphenomena,shouldimmediatelystopusingthe,timelymaintenance,troubleshooting,replacementoflubricatingoil.Comeon,shouldpayattentiontooil,ensurethereducertogetthecorrectlubrication.

Wormgearreducerofnationalstandards:

TPtypeplanarenvelopinghourglasswormgearreducer（JB/T9051-1999）

CWserieswormgearreducer（JB/T7935-1999）

ZC1typetwostagewormandgear-wormreducer（JB/T7008-1993）

SCWshaftmountedcircularcylindricalwormreducer（JB/T6387-1992）

RVserieswormgearreducer（Q/MD1-2000）

WDcylindricalwormreducer（JB/ZQ4390-79）

CWserieswormgearreducer（GB9147-88）

WHserieswormgearreducer（JB2318-79）

Theplanarenvelopinghourglasswormgearreducer（ZBJ19021-89）

Circularcylindricalwormgearreducer（GB9147-88）

Cylindricalwormgearreducer（JB/ZQ4390-86）

Wormgearreducercommonproblemanalysis:

gear-wormgearreducerisakindofcompactstructure,largetransmissionratio,undercertainconditions,themechanicaltransmissionwithself-lockingfunction.Convenientinstallation,reasonablestructure,havebeenmoreandmorewidelyapplied.Itisinthewormgearreducerinputtoaddabevelgearreducer,constitutethemultistagereducercanobtainverylowoutputspeed,thanthesinglestagewormreducerhashigherefficiency,andsmallvibration,lownoiseandcan.

Thenewrepairmethodforwormgearreducer:

Aimingattheproblemoftraditionalwear,enterprisesolutionisweldingorbrushmachinerepair,buttherearesomedrawbacks:

weldinghightemperaturethermalstresscannotbecompletelyeliminated,causingmaterialdamage,resultinginparttobendorbreak;andbrushplatingbycoatingthicknesslimit,easypeeling,andabovetwomethodiswithmetalrepairmetal,cannotchangethe"hardonhard"relationsofcooperation,inthecomprehensiverole,willcausewearagain.Forsomelargeenterprisesareoftenunabletothescenetosolvethebearing,butalsorelyonoutsiderepair.Contemporarywesterncountriestosolvetheaboveproblemusingpolymercompositematerialsrepairmethod,whichiswidelyusedintheUnitedStatesfortechnologyproducts,ithasstrongadhesion,excellentcomprehensivepropertiessuchascompressivestrength.Applicationofpolymermaterialstorepair,canbedisassembledformachineprocessing.Weldingthermalstressthicknesseffects,repairisnotlimited,atthesametimeproductswithmetalmaterialsdonothaveconcessions,canabsorbtheshockandvibrationequipment,avoidtowearagainpossible,andgreatlyprolongtheservicelifeofthepartsofequipment,fortheenterprisetosavealargeamountofdowntime,createenormouseconomicvalue.Whiletheleakageproblem,traditionalmethodstoremoveandopengearreducer,replacingthegasketorsealanthasbeenapplied,notonlytime-consumingandlaborious,anddifficulttoguaranteethesealingeffect,theoperationwillbeagainleakage.Thepolymericmaterialcanbeon-sitemanagementleakage,materialhasexcellentadhesion,resistancetooiland350%ofthetensilestrength,overcomethevibrationimpact,verygoodforenterprisestosolvetheleakageproblemofreducer.

Installationnotes:

Mountedonthewormgearreducermustbefirmlyinstalledonthemachine,nottoloosenthephenomenon.Thisprocessmustconfirmthereducerturningrightornot,thencancontinuetheinstallationoperation.Reducercannotbeplacedtoolong,morethan3to6months,butoilisnotimmersedinlubricatingoilinit,thatusertoreplacetheoilsealreducer.Pleasefollowthespeedreducerusingcodes,standardworkingenvironmenttemperatureis-5degreesto10degrees,ifitexceedstheratedvalue,pleasecontacttheDongguancitymachinereducerLimitedcompanytechnologydepartment.Reducerisusuallyassociatedwithadecelerationmotorormotorsupportingtheuseof,sowemustimprovetheradiatingdeviceandventilationdevice,andtomaintainthenormaloperationof.Afterinstallation,use,mustfirstchecklubricationoillevel,nottogettheloadtothehighest,proposeagradualincrease,recommendedinthewormgearreducerinstalledaroundtheperipheryoftheprotectiondevice.

HWserieswormgearreducer

1、Overview:

HWtypestraightoutlinehourglasswormreducer（JB/T79361999）becauseoftheToroidWorm,thewormaxialprofileisstraight,itcalledforGloboidWorm（alsoknownassphericalworm）,andvariousotherwormreducerforthesamespac