DB46-T 621-2024（英文版） General technical requirements for maintenance and manufacturing of used equipm标准规范

1CCSJ01DB46DB46/T621-2024工程机械出口二手机维修及再制造通用IssuedbyAdministrationforMarketRegulationofHainanProvinceContentsForeword II1Scope 12Normativereferences 13Termsanddefinitions 14.Requirements 24.1Basicrequirements 24.2Generalrequirementsforsystems 44.3Specifictechnicalrequirementsforcommonusedequipment 54.3.1Concretemachinery 54.4Specificrequirementsforremanufacturedusedengineeringmachineryequipment85Test 85.1Generaltestitemsandmethods 85.2Specifictestitemsandmethodsforcommonusedequipment 5.3Specifictestitemsandmethodsforremanufacturedusedengineeringmachineryequipment 11Bibliography ForewordIndustryandInformationTechnologyDepartmentofHainanProvinceisinchargeofthisThisdocumentisdraftforstandardization-Part1:RulesforthestructureanddraftingofstandardizAttentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumethesubjectofpatentrights.TheissuiforidentifyinganyorallsuchpaThisdocumentwasproposedandpreparedbyDepartmentofCommerceofHunanProvinceandDepartmentofIndustryandInformationTechnologyofHainanProvince.DB46/T621-2024remanufacturingofusedequipmentforexportThisdocumentspecifiestherequirequipmentforexport.exportafterrepairorremanufacturing.2NormativereferencesThefollowingdocumentscontainprovisionswhich,throughnormativereferenceinthistext,constituteindispensableprovisionsofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocumentGB/T28619,Remanufacturing-TerminologyGB/T41495，Specificationfortruck-mountedconcretepumpmaintenance,repairandJB/T14204-2021，Earth-movingmachinery-remanufacturedcrawlerhydraulicexcavatorsForthepurposeofthisdocument,thetermsanddefinitionsgiveninGB/T28619andGB/T41495aswellasthefollowingapply.3.1engineeringmachineryequipmentthathasbeenusedandisnowbackonthemarket3.2repairaseriesofworktorestoreequipmentfunctionsbycomponents,inresponsetodamageandmalfunctionsthataffectthenormaloperationofequipmentduetodailyuseorabnormalreasons[SOURCE:GB/T41495-2022,3.4,modified]3.3forthepurposeofrecyclingofwaste/oldengineeringmachineryresources,aseriesof2DB46/T621-2024andtransformwaste/oldengineeringmachineryproductsorcomponentstoensuretheirfunctions,performance,andenvironmental,economicandsafetycharacteristicsatleastasgoodasthoseoftheoriginalnewequipmentorcomponents.[SOURCE:JB/T14204-2021,3.2,modified]3.4usedequipmentusedengineeringmachineryequipmentthatisintendedforexportafterrepairingorremanufacturing3.5brand-newengineeringmachineryequipmentproducedbytheoriginalmanufacturer4.1.1Theoperatingconditionssuchasambienttemperature,altitudeforusedequipment,shallcomplywithcorrespondingproductstandardsortherequirementsofexport4.1.2Theusedequipmentshallbeabletostartnormally,thosewithdrivingfunctionsshallbeabletodrivenormally,andallworkingdevicesshallcorequirements.4.1.3Theusedequipmentshallhavebasicallyintactappearance,andshallhavenosigns4.1.4Themainstructuralpartsforloadbearingshallhavenoobviousdamage,deformation,havenoobviousdeformationandseverewear.4.1.5Theworkingdevicesandaccessorydevicesshallbeintact,andtheirfunctionsshallcomplywiththeprovisionsofthefactorydocumentsfororiginalequipment.4.1.6Allpipelinesandcablesshallbearrangedneatlyandfixedproperlyifnecessary,andshallhavenosignsofwearorinterference.4.1.7Thecomponentsandwearingpartsreplacedontheusedequipmentshallnotaffectits4.1.8Thelabelsandsignsontheusedequipmentshallbelegibleandconsistentwiththedocumentsoftheoriginalequipment.4.1.9Theusedengineeringmachineryequipmentwhichhasbeenrepairedshallretainthenumber;theusedengineeringmachineryequipmentwhichhasbeenremanufacturedshallhavemayalsoincludeinformationsuchasthedesignationandaddressoftheremanufacturer,DB46/T621-2024uneasilytoremovethroughoutthelifecycleoftheequipment.Thedocumentsenclosedwiththeusedequipmentshallinclude:a)instructionmanualoroperationandmaintenancemanual;b)componentsmanual;c)legaltransactionvouchersorstatement;d)majoraccidentstatement(majoraccidentsincluderollover,fire,waterimmersion,seriousdamagecausedbaccidents);e)documentssuchastheoriginalequipment’sfactorycertificate;notlimitedtothemanufacturerdesignation,specificationsandmodelsofthecomponentsandwearingparts);g)detailsofremanufacturedcomponents(applicableonlytoremanufacturedusedequipment).4.1.10Theusedequipmentshallcomplywiththefollowingsafetyrequirements:a)Thesafetysignsandhazardpictogramsshallbecomplete,clearandfirmlyposted;b)Thealarmfunctionsshallbenormal,thelightingandsignaldeandeffective,andshallcomplywiththerequirementsofthecorrespondingproductstandards;c)Thesafetydevicesshallbecomplete,andshalloperateproperly;e)Theaccesses,steps,ladders,etc.shallmaintaintheiroriginalstructures,andshallf)Incasethatthefalling-objectprotectivestructures,roll-overprotectivestructuresandtip-overprotectivestructuresareprovided,theyshallmaintaintheiroriginalstructures,andshallbesafeandreliable;g)Thereshallbenoriskofcrushing,shearing,entanglement,partsandmovingpartsaswellasinrelatedareash)Protectivedevicesshallbeprovidedaroundtheeasilyaccessibleoperatingandmovingpartsaswellashigh-temperatureparts;i)Thereshallbenoobviousdeformationforthelateralandrearunderrunprotection;j)Stabilityofthemachineryshallcomplywiththerequirementsofthecorrespondiproductstandards;k)TheemergencystopswitchshalloperateefDB46/T621-202444.1.11Theusedequipmentshallcomplywiththefollowingenvironmentalrequirements:noiseduringaccelerationshallcomplywb)Theexhaustemissionsoftheengineshallcomplywiththerelevantrequirementsofthe4.2Generalrequirementsforsystems4.2.1Controlsystem4.2.1.1Thefunctionsofthecontroldevicesshallcomplywiththecontrolinformationspecifiedinthedocumentsoftheoriginalequipment.4.2.1.2Theoperationsofthecontrolhandle,controlpedalorbuttonsshallbeflexibleandfreefrominterference.Whenthecontrolhandleandthecontrolpedalareintheneutralposition,theyshallnotbeoutofpositiondue4.2.2Powersystem4.2.2.1Thepowersystemshallrunsmoothlywithoutobviousabnormalnoise.4.2.2.2Theoilpressureshallbenormal,andthereshallbenoabnormalsmokecolor;theenginecooling,intakeandexhaustandfuelsystemsshallhavenoobviousoilleakage,waterleakageandairleakage.4.2.3.1Thehydraulicsystemshalloperateandreversesmoothly.4.2.3.2Thereshallbenoobviousabnormalnoise,oilleakageandcreepingduringtheoperationofhydrauliccomponentssuchashydraulicpumbanks.4.2.3.3Thereshallbenoobviousleakageordamageinthehydraulicpipelines,andthereshallbenoobviousl4.2.3.4Themaximumtemperatureofhydraulicoilshallnotexceed80℃duringoperation.4.2.4.1Theelectricalsystemcomponentssuchasinstruments,meters,andlightingequipmentshallfunctionnormallyandcomplywiththerequirementsofthecorrespondingproductstandards.4.2.4.2Thereshallbenoexposedwiresorlooseconnectors.requirementsofcorrespondingproductstandards.4.2.5Transmissionsystem4.2.5.1Thetransmissionsystemshallhavenoabnormalnoise,obviousdamageordeformation.DB46/T621-20244.2.5.2Whencomponentssuchastorqueconverter,mainclutch,transfercase,coupling,gearbox,centraltransmission,finaldriveareinoperation,thepowertransmission,thegearchangesandthepowertake-offdeviceswitchingshalloperatewithoutseizure.4.2.6Steeringsystemandmaintainstraight-linedriving,andthereshallbenoobviousseizureoroilleakage.Thefitclearanceofthesteeringknucklearm,thesteeringrodandtheballjointshallbenormal,andthereshallbenointerferenceduringsteering.4.2.7Brakingsystem4.2.7.1Thebrakingsystemshalloperatenormally,anditshallbesafeandreliable.4.2.7.2Servicebrakes,parkingbrakes,slewingbrakes,etc.shallcomplywiththerequirementsofrelevantproductstandards.4.3.1Concretemachinery4.3.1.1Theoutriggersoftheconcretepumpshallbestableandeasyforfixation.orshallbeequippedwithcleaningdevicesandaccessories.4.3.1.3Thefrontandrearaxles,frameandsuspensionoftheconcretetruckmixerchassisshallbeintact,andthebasicusagefunctionsshallbeequip4.3.1.4Thespecificoperatingdevicesoftheconcretetruckmixershallcomplywiththefollowingrequirements:a)Themixingdrumandtherollertrackshalloperatenormally;b)Thesupportingrollershallrotatenormallywithoutseriouswearanddeformation;c)Thewatersupplysystemshallfunctionnormallywithrespecttopressuremaintaining,andthereshallbenoairleakage.4.3.1.5Theframe,sub-frame,andfrontandrearaxlesofthetruck-mountedconcretepumpchassisshallhavenoobviousdeformationorcracks.4.3.1.6Themaximumsupportforcemarkingontheoutriggersofthetruck-mountedconcretepumpshallbevisible,anditshallbeconsistentwiththerequirementsoftheinstructionmanual.4.3.1.7Thespecificoperatingdevicesofthetruck-mountedconcretepumpshallcomplywiththefollowingrequirements:a)Theplacingboom,turntable,chassisandoutriggersshallhavenoobviousdeformationorcrackage;b)Theconcretedeliverypipeshallhavenodamageandcracks;c)ThestirringdeviceshalloperatenDB46/T621-20246accumulationorobviousgroutleakageinthehopper;d)Theconcretecylindershallhavenoobviousgroutleakage,andthepistonrodandthee)Themeasurestakenbytheplacingboomtopreventthefronthoseofthedeliverypipeconnectedtotherearhoseoftheplacingboom.4.3.2.1Thesuperstructureandchassisofthemobilecraneshallbeintact,andtheboom,slewingtable,frameandoutriggersshallhavenoobviousdamage.4.3.2.2Thetensioningdegreeforthecrawlertrackofthecrawlercraneshallbeadjustable.Forthecrawlerframewithtelescopicandtranslationalfunctions,thetelescopicmovement4.3.2.3Thefrontandrearaxlesofthetyrecraneshallhavenoobviousdeformationandcracks,andtheframeshallhavenoplasticdeformation,rustandcracks.4.3.2.4Thespecificoperatingdevicesshallcomplywiththefollowingrequirements:a)Thehookshallbeintact,anditshallhavenocracks,patchweldingandobviousdeformation.Themousing-hookdeviceshallbeeffective;b)Themodel,diameterandminimumbreakingforceofthewireropeshallcomplywiththedocumentsoftheoriginalequipment,andtheropeendshallbefirmlyfixed;c)Thecounterweightshallhavenodefectsordamage,anditsquantityandqualityshallconformtotheinstructionmanual;d)Thedevicesonthedrumandthepulleytopreventtheropefromdetachingorjumpinge)Whentheloadissuspendedandliftedagain,theloadshallhavenoobviousreversemovementunderanyconditions;f)Theluffingmechanismshallstoptheboomstablyinanypositionunderthecontroloftheoperator,anditshallmaintaintheboomandtheratedloadwhentheoperatordoesnotperformanyoperation;g)Thetelescopicmechanismshallreliablysupporteachextendedboomsection,extendandretracttheboomtothepredeterminedlengthunderthecontroloftheoperator,andeffectivelycontroltherated4.3.3Earth-movingmachinery4.3.3.1Thelowerframeshallbeintact,andthedrivingwheel,theguidewheel,thesupportwheel,theridingwheelandthecrawlertrackshallhavebasicusagefunctions.4.3.3.2Thestructuralpartssuchasthepushrod,bulldozerblade,ridgerofthebulldozershallnothaveobviouscracks,andtheyshallalsohavenowearanddeformationthataffectthefunctions.DB46/T621-20244.3.3.3Theboom,dipperhandleandbucketoftheexcavatorshallbefreeofweldcracking,basematerialcracksanddeformationthataffectsthefunction;andthepinsandbushings4.3.3.4Thecomponentssuchastheboom,swingarm,tierodoftheloadershallhavenowearshallnotaffectthebucketstrengthandtheoriginalbucketcapacityrequirements.4.3.4.1Therotarydrillingrigshallcomplywiththefollowingrequirements:a)Themainwinchshallenablethedrillpipeandthepowerheadtomovesynchronouslyandnormally;b)Thebrakingsystemofthewinchshalloperatenormally.Whentheoperatingdeviceofthewinchdoesnotoperateorthepowerisinterrupted,thebrakingsystemshallbeabletoautomaticallyoperateandpreventtheloadfromfallingbackaccidentally.4.3.4.2Thevibratorypilehammershallcomplywiththefollowingrequirements:a)Thevibratingeccentricblockofthevibratorshallbeinstalledsecurely,thereshallbenoabnormalnoiseinthevibratingcase,andthebearingshallnotbeoverheatedwhentheeccentricshaftrunsatahighspeed;b)Thebeltpulleyshallhavenocracks,defectsordamage;c)ThetransmissionV-beltshallhaveamoderatetightnesswithoutslip,anditswearshallnotexceedtherequirementsintheinstructionmanual;andtheprotectivecoversnodeformationordamage;deformationandcracks;andtheguiderollersshallbetightlyinstalled,andtheyshallrotateflexiblywithoutanydefectsordamage;e)Theguiderollersshallbetightlyinstalled,andtheyshallrotateflexiblywithoutanydefectsordamage;andeasily,andthereshallbenocracks,defectsorotherdamage;g)Thereshallbenolateralvibration.4.3.4.3Theaugerdrillershallcomplywiththefollowingrequirements:ringshallbeonthesameaxis;c)Themotorconfiguredinthepowerboxshallrunsmoothlywithoutabnormalnoiseoroverheating;d)TheV-beltthattransmitspowertothepowerboxshallhaveamoderatetightness,andDB46/T621-202484.3.4.4Theclampingmechanismoft4.3.4.5Thetubulardieselpilehammershallcomplywiththefollowingrequirements:a)Theaccessoriesshallbecomplete.Theupperandlowercylinderbodiesshallnothavecracksorsevererust;b)Theaccessoriessuchasthefuelpump,theoilpumpshallbefirmlyconnected;bekeptcleanwithoutoilstains.4.4SpecificrequirementsforremanufacturedusedengineInadditiontotherequirementsin4.1andenvironmentalandsafetycharacteristicsofremanufacturedusedengineeringmachineryequipmentshallcomplywiththerelevantproductstandardsortherequirementsspecifiedbytheexportdestinations.5Test5.1GeneraltestitemsandmethodsTheusedequipmentshalloperateinno-loadtestconditionsspecifiedintherelevantproductstandards.Thisistocheckwhethereachoperatingdevicecomplieswiththerequirementsof4.1.2andwhetherthemachinerywiththedrivingfunctioncandrivenormally.5.1.2AppearanceinspectionCheckwhethertheappearanceofthemachinerycomplieswiththerequirementsof4.1.3.5.1.3Mainstructuralpartsforbearingload,importantwelds,Checkwhetherthemainstructuralpartsforbearingload,importantwelds,boltsandpinshaftscomplywiththerequirementsof4.1.4.5.1.4OperatingequipmentandaccessoriesCheckwhethertheoperatingequipmentandaccessoriescomplywiththerequirementsof4.1.5.Checkwhetherallthepipelinesandcablescomplywiththerequirementsof4.1.6.5.1.6ReplacedpartsandwearingpartsCheckwhetherthereplacedpartsandwearingpartscomplywiththerequirementsof4.1.7.Checkwhetherlabelsandsignscomplywiththerequirementsof4.1.8.DB46/T621-202495.1.8LabelsandencloseddocumentsCheckwhetherthelabeloftheoriginalequipmentorthelabelandtheencloseddocumentsforremanufacturedusedengineeringmachineryequipmentcomplywiththerequirementsof4.1.9.5.1.9Safetyrequirements5.1.9.1Checkwhetherthesafetysignsandhazardpictogramsarecomplete,clearandfirmlyposted.5.1.9.2Checkwhetherthealarmfunctionsoperatenormally,whetherthelightingandsignaldevicesarecompleteandeffective,andwhetherallofthemcomplywiththerequirementsofthecorrespondingproductstandards.5.1.9.3Checkwhetherthesafetydevicesarecomplete,andwhethertheyoperateproperly.5.1.9.4Checkwhetherthebalancingvalvesandthehydrauliclocksfunctionnormally,and5.1.9.5Checkwhethertheaccesses,steps,ladders,etc.maintaintheiroriginalstructures,5.1.9.6Incasethatthefalling-objectprotectivestructures,roll-overprotectivestructuresandtip-overprotectivestructuresareprovided,checkwhethertheymaintain5.1.9.7Checkwhetherthereisanyriskofcrushing,shearing,entanglement,orbeingbetweenfixedpartsandmovingpartsaswellasinrelatedareas.5.1.9.8Checkwhetherprotectivedevicesareprovidedaroundtheeasilyaccessibleoperatingandmovingpartsaswellashigh-temperatureparts.5.1.9.9Checkwhetherthereisobviousdeformationforthelateralandrearunderrunprotection.5.1.9.10Testwhetherthestabilcorrespondingproductstandards.5.1.9.11Testwhethertheemergencystopswitchoperateseffectivelyandreliably.5.1.10Environmentalrequirements5.1.10.1Testtheparoticnoiseforthedriver,theexternalradiatednoise,andtheexternalnoiseduringaccelerationinaccordancewiththerelevantrequirementsoftheexport5.1.10.2Reviewtherelevantcertificationdocumentsonexhaustemissionsoftheengine.5.1.11ControlsystemCheckwhetherthecontrolsystemcomplieswiththerequirementsof4.2.1.5.1.12PowersystemCheckwhetherthepowersystemcomplieswiththerequirementsof4.2.2.DB46/T621-2024Checkwhetherthehydraulicsystemcomplieswiththerequirementsof4.2.3.5.1.14.1Checkwhethertheelectricalsystemcomponentssuchasinstruments,meters,lightingequipment,thewiresandtheconnectorscomplywiththerequirementsof4.2.4.1and4.2.4.2.5.1.14.2Testthegroundingresistanceandtheinsulationresistanceinaccordancewiththerelevantproductstandards.5.1.15TransmissionsystemCheckwhetherthetransmissionsystemcomplieswiththerequirementsof4.2.5.5.1.16SteeringsystemCheckwhetherthesteeringsystemcomplieswiththerequirementsof4.2.6.5.1.17BrakingsystemTestservicebrakes,parkingbrakes,slewingbrakes,etc.inaccordancewiththerequirementsofcorrespondingproductstandards.5.2Specifictestitemsandmethodsforcommonusedequipment5.2.1Concretemachinery5.2.1.1Checkwhethertheoutriggersoftheconcretepumparestableandeasyforfixation.5.2.1.2Checkwhethertheconcretepumphasthefunctionofcleaningtheconcretedeliverypipelineorwhetheritisprovidedwithcleaningdevicesandaccessor5.2.1.3Checkwhetherthefrontandrearaxles,frameandsuspensionoftheconcretetruckmixerchassisareintact,andwhetherthebasicusagefunctionsareequipped.5.2.1.4Checkwhetherthespecificoperatingdevicesoftheconcretetruckmixercomplywiththerequirementsof4.3.1.4.5.2.1.5Checkwhethertheframe,sub-frame,andfrontandrearaxlesofthetruck-mountedconcretepumpchassishaveobviousdeformationorcracks.5.2.1.6Checkwhetherthemaximumsupportforcemarkingontheoutriggersofthetruck-mountedconcretepumpisvisible,andwhetheritisconsistentwiththerequir5.2.1.7Checkwhetherthespecificoperatingdevicesofthetruck-mountedconcretepumpcomplywiththerequirementsof4.3.1.7.5.2.2.1Checkthesuperstructureandchassisofthemobilecraneareintact,andwhethertheboom,slewingtable,frameandoutriggershaveobviousdamage.5.2.2.2CheckwhetherthetensioningdegreeforthecrawlertrackofthecrawlercraneisDB46/T621-2024adjustable.Forthecrawlerframewithtelescopicandtranslationalfunctions,checkwhetherthetelescopicmovementisstable.5.2.2.3Checkwhetherthefrontandrearaxlesofthetyrecranehaveobviousdeformationandcracks,andwhethertheframehasplasticdeformation,rustandcracks.5.2.2.4Checkwhetherthespecificoperatingdevicescomplywiththerequirementsof4.3.2.4.5.2.3Earth-movingmachinery5.2.3.1C