大型養(yǎng)路機(jī)械常見故障處理大型養(yǎng)路機(jī)械保養(yǎng)Commontroubleshootingoflargescaleroadmaintenancemachinery

RAILWAYSECTORMaintenanceoflarge-scaleroadmaintenancemachineryCONTENTSGeneralrequirementEquipmentoverhaulmanagementGeneralrequirementOverhaulandmaintenanceisaveryimportantandessentialworktoreducemechanicalwear,preventmechanicaldamage,prolongtheservicelifeofthemachineandensurethenormaloperationofthemachine.Maintenanceanduseofmachineryisaninseparablecontinuum,maintenanceisforbetteruse,usemustalsopayattentiontomaintenance.Thequalityofamechanicalmaintenance,relatedtothevehiclepowerplayanduseofreliability,alsodirectlyaffecttheconstructionquality,efficiencyandfuelconsumption.Therefore,thecrewmustnotignoretheusualmechanicalmaintenancework.Generalrequirement1.Largemaintenancemachineryadoptsoverhaulandmaintenancesystembasedoninspectionandmaintenance,combinedwithplannedrepairandconditionmonitoringrepair.Accordingtothecharacteristicsofdifferentparts,differentmaintenancemethodsareadopted.plannedrepairconditionmonitoringrepairGeneralrequirement2.Accordingtotheservicelife,operatingmileageandtechnicalstate,thewholemachineorassemblyoflargemaintenancemachinerycanbesenttotherepairfactorythathasobtainedthemaintenancecertificateforshoprepair,andthefactoryrepaircycleshallbeimplementedaccordingtotheprovisionsofthefactoryrepaircycleoflargeroadmaintenancemachineryandothermajorparts.GeneralrequirementFactoryrepairWhatconditionsneedfactoryrepair?3.Largeroadmaintenancemachineryshouldberepairedinaccordancewiththemaintenancerulesoflargeroadmaintenancemachinery.Whencentralizedmaintenanceisdifficult,rotationrepairsystemshouldbeimplemented.GeneralrequirementCentralizedmaintenanceRotationrepair4.Theoverhauledlarge-scaleroadmaintenancemachinerymustpasstheinspectionandacceptancebeforeitcanbeputintouse.Thefactory-repairedmachineryshallbeinspectedandacceptedbytheMinistryofRailwaysEngineeringMachineryVehicleInspectionandAcceptanceOffice;therailwaybureauortheengineeringmachinerydepotshallhaveapart-timeacceptanceinspectorresponsiblefortheacceptanceofthedepotrepairedmachinery,assembliesandcomponents.總體要求5.Thevariousassembliesandcomponentsoflarge-scaleroadmaintenancemachineryaredividedintothreecategories:A,B,andCaccordingtotheirroleinthewholemachine,thecomplexityofthemaintenance,andthedegreeofimpactonthemechanicalperformanceandsafetyofuse.AssembliesorpartsrelatedtodrivingsafetyinClassAshallberepairedaccordingtoplan;OtherClassAandClassBassembliesorcomponentsaresubjecttostaterepair;ClassCcomponentscanberepairedorreplacedinduecourseaccordingtotheoperatingconditions.Generalrequirement6.Assembliesorcomponentsthatareplannedtoberepaired,suchaswheelsets,hooks,driveshafts,bogies,andairbrakesystems,etc.,aresubjecttothemaintenancecycle,technicalrequirementsandlimitsofthemaintenancerulesforlarge-scaleroadmaintenancemachinery.7.Aftertheimportantpartsareoverhauled,theyshouldbetestedonadedicatedtestbenchasrequired.Themaintenanceofcomplexassembliesshouldbegraduallydevelopedtowardsprofessionalismtocontinuouslyimprovethequalityofmaintenance.GeneralrequirementEquipmentoverhaulmanagement1.PurposeInordertomaketheequipmentmaintenancemanagementscientificandefficient,itshouldbecarriedoutinanorganized,planned,andpreparedmannertomeetthetargetrequirementsforequipmentmanagementinthesegment.Equipmentoverhaulmanagement2.ManagementresponsibilitiesEquipmentmaintenanceworkisdividedintotwo-levelmanagementofsectionandworkshop.Theannualinspectionandmaintenancearearrangedbythesection,thespecificplanismadebytheequipmentsection,andthemaintenanceworkshopisresponsiblefortheorganizationandimplementation.Eachworkshopisresponsiblefororganizingandimplementingtheregularmaintenanceandinspectionplanandthemaintenanceofthedailyuseprocess.Equipmentoverhaulmanagement3.Theprincipleofequipmentrepair(1)TheprincipleofrepairingbeforeproductionProductionequipmentisthemaincomponentofthecompany’sfixedassetsandthefoundationofthecompany’sproductioncapacity.Equipmentrepairmustadheretotheprincipleoffirstrepairandlaterproduction.Themethodofmanaginggrouprepairsistoorganizethemaintenanceofequipmentinaplannedway,toensurethattheequipmentisalwaysingoodcondition,toextendtheservicelifeoftheequipment,toensurethecontinuousimprovementandgrowthofproductoutputandquality,andtoprovidethenecessarymaterialfoundationforthedevelopmentofproduction.Equipmentoverhaulmanagement(2)TheprincipleofcombiningpracticewithpracticeWhenissuingtheproductionplan,theconstructionunitmustissuetheequipmentmaintenanceplan.Whilecheckingtheproductionplan,themaintenanceplanmustbechecked.Whenthereisaconflictbetweenproductionandequipmentmaintenancetime,reasonablearrangementsshouldbemadeaccordingtotheprincipleof"maintenancefirst,thenproduction".Inequipmentmaintenance,operatorsmustcloselycooperatewithmaintenanceworkersandadheretothemethodof"combinationofrepairanduse".Equipmentoverhaulmanagement(3)TheprincipleofcombiningrepairandeducationItisnecessarytoconductideologicalandtechnicaleducationonthecorrectuseandmaintenanceofequipmentforemployees,cultivatethesenseofresponsibilityoftheemployeesandthehabitofconsciouslycaringfortheequipment,andonthebasisofmassmaintenance,continuouslyimprovethequalityofrepairsandrepairefficiencyofrepairers,andshortendowntime.Time,reducerepaircosts,andmakeequipmentbetterserveproduction.EquipmentoverhaulmanagementAnnualoverhaulplanQuarterlyoverhaulplanMonthlyoverhaulplanEquipmentoverhaulmanagement4.Preparationofmaintenanceplan(1)TheclassificationandcontentofthemaintenanceplanarearrangedaccordingtothecompletiontimeandprogressArrangeannualoverhaultasksAccordingtotheannualplan,arrangequarterlyoverhaultasksAccordingtothequarterlyplan,arrangemonthlyoverhaultasksAccordingtothedegreeandcontentofrepair,itcanbedividedintoannualrepairplan(includingequipmentoverhaulanregularmaintenanceandinspectionplandannualinspection)and.(2)PreparationoftheplanInordertoensuresufficienttimefortheproductionandtechnicalpreparationsbeforetherepair,theannualmaintenanceplanshouldbecompiledandcompletedwithinthefirsttwomonthsatthelatest.Theannualoverhaulplanshouldinclude:annualoverhaulplan(includingassemblyoverhaul)andannualinspection.EquipmentoverhaulmanagementEquipmentoverhaulmanagement5.Acceptanceafterequipmentoverhaul(1)Regularmaintenance,inspectionandacceptanceofequipmentRegularmaintenance,inspectionandacceptanceshallbecarriedoutbytheworkshoporganizationequipmenttechnicians,maintenanceworkersandoperatingworkers.Theinspectionrecordsshallbefilledinandsubmittedtotheworkshopequipmenttechniciansforfiling.Regularmaintenanceinspectionsshouldbecarriedouttoinspecttherepairedparts,dryrunningtest,loadtest.(2)Acceptanceofequipmentannualinspection.①Intheannualequipmentinspection,theequipmentdepartmentorganizestheequipmentsupervisorengineer,workshophead,equipmenttechnician,inspector,mainrepairworker,andoperatingworkertoparticipateintheacceptance.Afteracceptance,theinspectionworkshopshallfillintheequipmentrepaircompletionacceptanceformintriplicateandsendonecopytoeachoftheequipmentdepartment,equipmentuseworkshop,andfinancialplanningdepartment.Equipmentoverhaulmanagement②Carryoutexternalqualityinspection,dryrunningtest,operationtest,andtechnicalperformancetest.Large-scaleroadmaintenancemachineryandequipmentshouldalsoberoadtested.③Theinspectionpartsshouldbeinspectedaccordingtothecontentsanditemsspecifiedintheinspectionregulations.④Withinthreemonthsofacceptanceandcommissioning,therepairworkshopwillberesponsibleforrepairsduetofailurescausedbyrepairquality.Equipmentoverhaulmanagement(3)Inspectionandacceptanceafterequipmentoverhaul①Aftertheequipmentisoverhauled,theEngineeringDepartmentoftheRailwayBureauwillorganizethemechanicalequipmentengineerinchargeandthemechanicalequipmentdepartmentoftheuserunittocarryouttheacceptance.Afterpassingtheinspectionandacceptance,filloutthe"EquipmentRepairCompletionAcceptanceNotice"intriplicateandsendittotheRailwayBureau'sWorkDepartment,FinancialPlanningDepartmentandtheMechanicalEquipmentDepartmentoftheuserunit.Equip