汽车GPS防盗系统和GSM防盗系统有什么区别

TheLeanEnterpriseIntroductiontoTPM–TotalProductiveMaintenanceLeanFoundationsContinuousImprovementTraining汽车防盗器LearnthebasicphilosophyofTPMExplainOEEandhowitcontributestoaTPMproject,exploreOEEcomponents;defineandcalculateOEEList6majorcomponentsofequipmentlossReviewandadoptthe7stepstoAutonomousMaintenancefreeleansite.comTPM–TheNeedProcessIndustryreliesheavilyonequipmentthatisintegratedandrunscontinuouslyWhendown,lossesarecostlyWithlowerinventories,machinesneedtobereliableMachiningandAssemblyindustriesbecomingmoremechanizedtosavemanpoweranddodifficultjobs–Moremachinestomaintain–Needtosaveenergyfreeleansite.comTPM–ThePhilosophyTPMaimsatusingequipmenttoitsmaximumandaidsinreducingLifeCycleCosts(LCC)Inotherwords-goingallouttoeliminatetheLosses(Waste)causedbytheequipmentTPMimprovesworkactivitiesthatdealwithEquipmentSet-up,Operatingparameters,Maintenance,Teardown,RepairsandBreakdownsItspecificallyaimsatthecompleteeliminationofthe‘sixmajorlosses’whilestrivingforagoalofzerounscheduleddowntimefreeleansite.comTPM-TheSixMajorLosses(Waste)DowntimeLosses–(1)Equipmentfailures–(2)Set-upandadjustmentsSpeedLosses–(3)Idlingandminorstoppages–(4)Reducedspeed(actualoperatingvs.designed)DefectLosses–(5)Defectsinprocess–(6)Reducedyieldbetweenstartofproductionandstableproductionfreeleansite.comOEEFormulas1.UnexpectedEq.Breakdown2.Set-up&adjustments3.Idlingandminorstoppages4.Reducedspeed5.DefectsinProcess6.ReducedYieldOverallEquip.Effectiveness:Availabilityexample:Efficiencyexample:RatioofQualityProductsexample:Load–DownTimeLoadTime460min–60min460TheTheoreticalCycleTimexProcessedQtyOperatingTime0.5/unitx400units400minutesProcessedAmount–AmountofDefectsProcessedAmount400–8400x100%=87%x100%=50%x100%=98%=]=]]=.87x.50x.98=46.2%LossMeasureFormulaMetricfreeleansite.comOEELossEffects.020406080100120%timeavailable24/7scheduledtimeAvailibilityPerformance(Eff)Yield(Quality)OEEParetoAnalysisbyLossCategoryOverallEquipmentEffectivenessLoss3&446.2%OEELoss1&2Loss5&6freeleansite.comTPMattacks6major“Losses”plusEliminationofotherWastes(Mura,Muri,Muda)OperatorTimeLosses–Manpowerlossesduetooperationtimebeingdonemoreslowlythanstandardtime(CycleTimeStandardTime)MaterialLosses–Lossesinyielddueto‘inherentwaste’(cut-offstock,set-uppieces,prototype,etc)–Energylossessuchaselectricity,gas,andwaterwhenmachineryisnotdoingvalue-addedwork–Idlinglossesduetoinadequatesensorsandproductbuilduponconveyorsandchutesfreeleansite.comBestPracticesWorld-ClassGoals(ATPM“Vision”)BeforeAfterAvailability87%90%PerformanceEfficiency50%95%RatioofQuality(Yield)98%99%OverallEq.Effectiveness42.6%85%freeleansite.comTPM–OperationalGoals(Qualitative)IncreasenumberofsuggestionsImprovelevelofteamworkofshopfloorImprovecross-functionalteamworkEstablishmaintenancethroughoutthetotalequipmentlifecyclePeoplemaintaintheirownequipmentMachinesavailableforjust-in-time(JIT)applicationImprovemachineavailabilityImproveworkingenvironment(6S)ImproveCorporatecultureandimageImproveBusinessperformancefreeleansite.comTPM–OperationalGoals(Quantitative)CostReductions–Actualandtobereduced–Energysavings–MaintenanceEquipmentEfficiencies–Zerofailures(ultimategoal)–MTBF(meantimebetweenfailures)–MTTR(meantimebetweenrepairs)–IdleTimefreeleansite.comTPM–OperationalGoals,cont.(Quantitative)Safety–ZeroaccidentsQuality–Zerofailures–ZerocomplaintsEducation–Hoursoftraining/numberofsessions–NumberofKAIZENprojects–NumberofSuggestionsfreeleansite.comTPM–Definitionof‘Total’TotalEffectiveness–ReductioninlossesofallequipmenttooptimizeitseffectivenessandimprovecostsTotalMaintenance–Involvesthewholemaintenancesysteminclusiveofequipmentmanufacturer,equipmentengineering,andequipmentusertoimprovemaintainabilityTotalParticipation–EveryonehasaroletomakeTPMwork–Managementtosetpolicy–Middlemanagement,stafftosupportandlead–Maintenancetomaintainandtrain–Operatorstotakeonnewmaintenancechallengesfreeleansite.comTPM–RoleofMaintenanceFunctionProvidestechnicalsupportforautonomousmaintenancedonebyoperatorsRestoresdeterioratedequipmentthroughchecks,inspections,andoverhaulsIdentifiesDesignweaknessesandimprovestheequipmenttoerror-freefunction(viapoka-yoke)Improvestechnicalmaintenanceskillsforchecks,inspections,andoverhaulsfreeleansite.comTPM–RoleofOperatorFunctionMaintainsbasiccondition(cleaningandlubrication)MaintainsproperconditionandstandardsforequipmentusagePartiallyrestoresdeteriorationBasicskilllevelsin:–Changeoverandset-up–Reductionofminorstoppagesandadjustmentsfreeleansite.comTPM–AutonomousMaintenanceDefinition:OperationsmaintainsitsownequipmentUtilize7-stepplan*(*Source:JapanInstituteofPlantMaintenance)freeleansite.com7StepstoAutonomousMaintenanceStep1–Initialclean-up(External)“Kick-off”programCloselyalignedwith6S(5S+1)ManagementandStaffshowcommitmentClean,SandandPaintIdentifysourcesofdefects:–Gaugehidden–Limitswitchburiedindebris–CrackinHousingfreeleansite.com7StepstoAutonomousMaintenanceStep2–Stopsourcesofdefects(External)•Ask‘why