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编号：10048699
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上传时间：2018-04-23
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jk
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cad
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第1页JK1STRUCTUREIMPROVEMENTOFCONSTRUCTIONWINCHESINRECENTYEARS,CONSTRUCTIONWINCHESHAVEACHIEVEDGREATDEVELOPMENT,BUTDUETOVARIOUSREASONS,CHINASCURRENTPRODUCTIONOFCONSTRUCTIONHOISTSHASVARIETIESOFPROBLEMSSUCHASDISORDEREDORGANIZATION,STRUCTURALDIFFERENCESINTHESAMETONNAGEPRODUCTTRANSMISSIONTYPE,INCONVENIENCEOFUSE,DIFFICULTYOFREPAIR，THELOWRATEOFSERIALIZATIONGENERALIZATION,STANDARDIZATIONANDSOONANEWTYPEOFJK1WINCHHASBEENPRODUCEDBYMANYCONSTRUCTIONMACHINERYFACTORIESINTHELATE80SITHASADVANTAGESOFCOMPACTSTRUCTURE,REASONABLELAYOUT,MOREADVANCEDTECHNICALPARAMETERSRELIABLEBRAKING,CONVENIENTREPAIRINGFLEXIBLEOPERATIONBUTAFTERYEARSOFPRODUCTION,THERESTILLEXISTSSOMEPROBLEMS,FORTHIS,WEPERFORMEDTHEFOLLOWINGIMPROVEMENTS1THEIMPROVEMENTINSEALINGPROPERTIESOFTRANSMISSIONINTHEJKIWINCHAREFOUNDINTHEUSEOFGEARBOXOILLEAKAGE,SITEFOCUSEDONTHEHIGHSPEEDSHAFTANDTHEOUTPUTSHAFTANDTHEOUTPUTSHAFTSEALANDCABINETBYTHEANALYSISOFMEASUREMENT,FOUNDTHECAUSEOFOILLEAKAGEISBEARINGCOVERANDBETWEENTHEOUTPUTSHAFTANDTHEFELTISUNRELIABLEINSEALING,THESEALINGEFFECTCANNOTREACHTHEDESIGNREQUIREMENTSANDTHEHIGHSPEEDSHAFTANDOUTPUTSHAFTOILLEAKAGEISTHEMAINCAUSEOFHOLEINNERANDOUTERDIAMETEROFCYLINDERANDCOAXIALDEGREEDIDNOTMEETTHEDESIGNREQUIREMENTSOFACCURACY,INORDERTOACHIEVETHEDESIGNACCURACYISREQUIREDTOINCREASEGRINDINGPROCESSANDRELATEDPROCESSEQUIPMENT,SOASTOINCREASETHEMANUFACTURINGCOSTTHEREFORE,WEOFTHETWOSTRUCTUREWASIMPROVED,THESLEEVEINTHEBOREDIAMETERONPROCESSINGSEALINGGROOVE,PLACED0TYPESEALINGRING,WHICHREDUCESTHEOUTERDIAMETEROFTHESLEEVEHOLEPOSITIONACCURACYANDGOODSEALINGEFFECTINADDITIONTOTHEBEARINGCOVER,FELTSEALTO0TYPESEALINGCANGETGOODRESULTS第2页2THEIMPROVEMENTOFCOUPLINGTYPETHEORIGINALDESIGNOFJK1HOISTCHOOSETHETIRECOUPLING,THECOUPLINGHASTHEADVANTAGESOFSIMPLESTRUCTURE,GOODELASTICITY,TORSIONSTIFFNESS,DAMPINGCAPACITY,COMPENSATIONRELATIVITYGREATDISPLACEMENTBUTTHERADIALDIMENSIONSBIG,ADDITIONALAXIALLOAD,ANDTHETIREAGING,INACTUALUSE,DISASSEMBLYANDASSEMBLYOFCOMPLEX,INCREASEDTHEDIFFICULTYOFASSEMBLINGTHECURRENTDOMESTICPRODUCTIONOFCOUPLINGSCOMPARISON,USEAQUINCUNXELASTICCOUPLINGITHASTHEADVANTAGESOFSIMPLESTRUCTURE,GOODELASTICITY,TORSIONSTIFFNESSOFSMALLADVANTAGES,ANDSMALLSIZE,THEAXIALLOADISSMALL,SIMPLEDISASSEMBLYANDASSEMBLY,LONGSERVICELIFEOFTHEELASTICELEMENTTHROUGHYEARSOFUSE，AQUINCUNXELASTICCOUPLINGSAFETY,RELIABILITYTHANTHEORIGINALDESIGNOFTHETIRECOUPLING3THEIMPROVEMENTOFGEARMATERIALSTHEORIGINALDESIGNOFJKIHOISTGEARMATERIALSFORZG340640ZG55,POORPROCESSINGTECHNOLOGY,CASTINGDEFECTSCAUSEDHIGHSCRAPRATE,HIGHPRODUCTIONCOSTSUSINGOT7002TOREPLACEZG55WITHNODULARCASTIRON,DUCTILEIRONGEARCHECKTHECONTACTSTRENGTHANDBENDINGSTRENGTHAREBETTERTHANTHECASTSTEELGEAR,CASTINGSCRAPRATEISGREATLYREDUCED,THEMACHININGPROCESSHASBEENIMPROVED4IMPROVEMENTOFCONTROLCIRCUITTHEORIGINALDESIGNBYJKIHOISTELECTROMAGNETICSTARTERCONTROLCIRCUIT,POORSAFETY,ACCIDENTISFREQUENTACCORDINGTOGBI33299I“BUILDINGHOISTSAFETYREGULATIONS“ANDJG/T503I93“BUILDINGHOISTDESIGNSTANDARD“,ISANEWDESIGNTHENEWDESIGNOFTHEELECTRICCONTROLBOXWITHAMAINCONTACTORANDAPAIROFMOTORCONTROLCONTACTORS，RELAYSTHEOTHERHEATINGFOROVERLOADPROTECTION,CONTROLTHEBUTTONBOX,THEREALIZATIONOFTHEREMOTEOPERATION,THEELECTRONICCONTROLBOXINTHERESERVEDWIRINGTERMINAL,ANDCANBECONNECTEDINSERIES,LOWERLIMITANDLIMITDEVICEINORDERTOREALIZEANDIPLANTTHEPRODUCTIONOFSSI00LIFTINGMACHINE,ALSOINCREASED第3页THEPHASESEQUENCERELAYTHEIMPROVEDELECTRICCONTROLBOXCANREALIZETHEQUICKSTOPSHORTCIRCUIT,OVERLOADANDPRESSURELOSS,ZERO,BROKENPHASEPROTECTION,ENHANCETHESAFETYANDRELIABILITY,IMPROVETHEOVERALLTECHNICALPERFORMANCE,USERSESTABLISHAGOODREPUTATION,IMPROVEMYPLANTHOISTERINMARKETSHARE5THEGEARTRANSMISSIONMECHANISMWITHSMALLTOOTHDIFFERENCEUSEOFTHEGEARTRANSMISSIONMECHANISMWITHSMALLTOOTHDIFFERENCESUPERIORITYCANIMPROVEANDENHANCETHECONSTRUCTIONMACHINERYANDEQUIPMENTOFTHETRANSMISSIONSTRUCTURETECHNICALPERFORMANCE,THEPLANETARYGEARDRIVEWITHSMALLTEETHDIFFERENCEISAPPLIEDTOBUILDINGHOISTENGINEPOWERTRANSMISSIONSYSTEM,ISTOMAKETHETRADITIONALHOISTVOLUMEISREDUCED,OPTIMIZEASTRUCTURE,REDUCECOST,IMPROVEPERFORMANCEINANEFFECTIVEWAY,WHICHHASBROADPROSPECTS51THECORRECTGEARMESHINGTRANSMISSIONUNDERTHECONDITIONOFSELECTINGTHEMODIFICATIONCOEFFICIENTTHECORRECTGEARMESHINGTRANSMISSIONUNDERTHEPREMISE,INTHEDESIGNOFFEWTEETHDIFFERENCESPEEDREDUCINGMECHANISMBYCHANGINGTHEINTERNAL,EXTERNALGEARTOOTHNUMBERCANGETDIFFERENTDRIVERATIO,IFTHEINTERNALGEARTOOTHNUMBERZ2UNCHANGED,THEOUTERGEARTOOTHNUMBERZ1ISBIGGER,THETOOTHNUMBERDIFFERENCEZ1SMALLER,THETRANSMISSIONRATIOISBIGGERBUTFORTHETOOTHTOPHEIGHTHA1,THEORIGINALTOOTHANGLE020STANDARDINTERNALGEARPAIR,INZ1TOACERTAINEXTENTBECAUSEOFINTERNALANDEXTERNALGEARTOOTHPROFILETOANECLIPSE,NOTACCORDINGTOTHEORIGINALDESIGNOFTHECENTERDISTANCEOFTHEASSEMBLYINZ1VERYHOURGEARSIDECANSTILLNORMALLYMESHINGTRANSMISSION,THEEXISTINGTWOWAYSTOFOLLOWONEISTOREDUCETHETOOTHTOPHEIGHT,USINGSHORTTOOTHSHAPETOREMOVETHETOOTHOUTLINEOVERLAPTWOISTHROUGHTHESELECTIONOFPROPERMODIFICATIONCOEFFICIENT,INCREASETHEINTERNALGEARTOOTHWIDTH,REDUCEDTHICKNESSFROMTOPGEAR,TOOTHGAPELIMINATINGTOOTHOUTLINEOVERLAPTHEIMPLEMENTATIONOFTHEABOVETWOMETHODSCANBEADOPTEDATTHESAMETIME,INORDERTOACHIEVETHEBESTEFFECTOFMESHINGTRANSMISSIONNOTABLY,WHENTHE第4页INTERNALANDEXTERNALGEARPAIRWITHSHORTGEARANDINTERNALGEARARECHANGED,THETOOTHTHICKNESS,TOOTHHEIGHT,LENGTHOFCABLE,CENTERDISTANCE,THEMESHINGANGLEANDMESHINGPERFORMANCEAREALSOCHANGED,FROMINSIDEANDOUTSIDETHECHOICEOFGEARMODIFICATIONCOEFFICIENTISKEY52THEREASONABLERANGEOFDISPLACEMENTGEARGEARSHOULDENSURETHEADDENDUMCOEFFICIENTSE/M04,ANDTHETOOTHTOPSTILLFORTOOTHPROFILEGENERALLYLESSTOOTHDIFFERENCECONSTRUCTIONHOISTTECHNICALPARAMETERSCANMEETTHEREQUIREMENTS，ITCANBEOMITTEDININSPECTION53INTERNALGEARINGWITHINTERFERENCEACCORDINGTOTHETRANSMISSIONRATIOANDSTRENGTHCALCULATIONCONDITIONSOFTHESMALLTOOTHDIFFERENCETRANSMISSIONPAIROFMAINTECHNICALPARAMETERS,CANENSUREITSSMOOTHINSTALLATIONANDTHENORMALOPERATIONOFTHEKEYISTOCONSIDEROTHERWITHOUTINTERFERENCECONDITIONSCANALSOMEETTHEREQUIREMENTS（1）INTERFERENCEINZ2UNDERTHECONDITIONOFZ1ISLARGERTHANACERTAINVALUE,THEINTERFERENCEDOESNOTOCCURASARESULTOFLESSTOOTHDIFFERENCEGEARDRIVEGEARTOOTHNUMBERISCLOSERTO1,ANDZHASBEENGREATERTHANTHEINCIDENCEOFINVINTERFERENCELIMITVALUE,SOTHISCONDITIONWITHOUTCHECKING（2）THETRANSITIONINTERFERENCEBECAUSEOFSLOTTINGINTERNALGEARSLOTTINGCUTTEROFTHETOPTHANTHENORMALTOOTHHEIGHTOFATOOTHTIPCLEARANCEHEIGHT,ANDFEWTEETHDIFFERENCEINTERNALGEARPAIRMADEOFSHORTTOOTHFORTOOTHHA08,SOBOTHINNERANDOUTERTOOTHGEARTRANSITIONISTHEPOSSIBILITYOFINTERFERENCEARESMALL,ACTUALNODEOTHERTEETHTOUCHDESIGNCANBEFROMCHECKING（3）ADDENDUMTOGETHERASSEMBLY第5页INTERNALGEARPAIRINORDERTOPREVENTTHEOCCURRENCEOFTHOSESHOWNINFIGURE1,THENODEOFTHETOOTHTOPTOUCHINGEACHOTHER,ENSURETHENORMALOPERATION,TOMAKEINTERNALGEARPAIROFNODESEACHTOOTHTOPRADIALCLEARANCESHOULDBEREASONABLE,INSPECTION6NOTESABOUTPROCESSINGSMALLTOOTHDIFFERENCETRANSMISSIONCONSTRUCTIONHOISTINMANUFACTUREANDOTHERMODESOFTRANSMISSIONWINCHHASMANYDIFFERENT,SHOULDBENOTED61WAYSOFSELECTIONJK1TYPECONSTRUCTIONHOISTISUSEDINAPINSHAFTTYPEGEARTRANSMISSIONMECHANISMWITHSMALLTOOTHDIFFERENCE,THESELECTIONOFPARTSMATERIALSSHOULDNOTONLYCONSIDERTHEUSEOFMECHANICALEQUIPMENTREQUIREMENTS,PROCESSINGCONDITIONS,BUTALSOTOTAKEINTOACCOUNTTHESELECTEDMATERIALSINTHETECHNICALPERFORMANCEANDCOSTREASONABLENESSCOMPARISONOFPENTHINKINGOFTHATTHEMAINDRIVESHAFT,PLANETARYGEARANDOTHERPARTSCANCHOOSE45STEELAND40CRSTEEL,PIN,SHAFTSLEEVECANCHOOSEGCRL5,PIN45,PINSHAFTSLEEVETOSWITCHTO40CRSTEELCANMEETTHEUSINGREQUIREMENTSTHEOUTPUTSHAFTCANBEZG45ORZG55,INTERNALGEARSHOULDBECHOSEN,TL20ORLT6070,802THESUPPORTANDTHEREELCANCHOOSEHT200,SOTHATNOTONLYCANREDUCETHECOSTANDENSURETHEMECHANICALPROPERTIESNOTABLEISMUSTCARRYONTHEREASONABLEHEATTREATMENT,INORDERTOGIVEFULLPLAYTOTHESELECTEDMATERIALWITHEXCELLENTPROPERTIES,FORCASTING,FORGING,WELDINGPIECESMUSTBEAGINGTREATMENT,TOELIMINATETHEINTERNALSTRESS,IMPROVETHEPROCESSINGPERFORMANCE62PRECISIONSHOULDBEAPPROPRIATEPROPERMACHININGACCURACYISTOENSURETHATPRODUCTQUALITYPERFORMANCESMALLTOOTHDIFFERENCETRANSMISSIONHASTHEADVANTAGESOFCOMPACTSTRUCTURE,FORMANDPOSITIONTOLERANCEREQUIREMENTSHIGHER,EXCEPTTHESHAFTDIAMETERTOLERANCES第6页（1）GENERALCOUPLINGPIECECANBEROUTINELYASKEDTOCHOOSESHOULDALSOPAYATTENTIONTOTHEFOLLOWINGPOINTS,GEARMACHININGACCURACYNOTLESSTHANGBL0095PRECISION,THETOOTHTHICKNESSDEVIATIONBASEDONCLEARANCEREQUIREMENTSINFLORGMFLEXIBLEOPTIONS,SUCHAS877HKETC（2）APLANETWHEELPINHOLE,THEOUTPUTSHAFTANDAPINSHAFTFRAMEPINHOLEAPERTURETOLERANCESCANBESELECTEDBYH8,PINSHAFTDIAMETERACCORDINGTOTHEH7,PINSHAFTSLEEVEOUTERDIAMETERCANBESELECTEDACCORDINGTOF7NOTABLEISTHETHREEABOVETHECOAXIALERROROFHOLEDISTRIBUTIONERRORSHOULDBEASSMALLASPOSSIBLE,GENERALPINHOLEADJACENTERRORWITHTHECUMULATIVEERRORTOLERANC
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