OEE(设备综合效率)介绍.ppt

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1、OEE:OverallEquipmentEfficiencyIntroductionOEEDefinitionOEEmeasurementOEEcasestudyOEEanalysisandimprovementNewinvestmentrequestsContentsOEEmeasurementandimprovementmustbeimplemented:Forheavyandexpensivemeansthatareabottleneckcomparingtothecustomerdemandinordertodeliver,then,in

2、ordertoprovidedata’storequestanewinvestmentIntroductionOEEDefinitionOEEmeasurementOEEcasestudyOEEanalysisandimprovementNewinvestmentrequestsContentsOEErateCalculation(%)AddedvalueOperatingtime=NbofgoodpartsproducedxStandardCycleTimeNominalopeningtime=Daysoftheweekwhenthefacto

3、ryisopenonaregularbasis(ieincludingmanagement,supportfunctions,..)OEE=AddedvalueOperatingtimeNominalopeningtimeStandardCycleTime=ThebesteverobservedrespectingqualitycriteriaIntroductionOEEDefinitionOEEMeasurementOEEcasestudyOEEanalysisandimprovementNewinvestmentrequestsConten

4、tsOEE:Categoryoflosses1Plannedstops(meals,breaks,training,meeting,plannedmaintenance,tests)2Machinebreakdownsandnoplannedmaintenance6Micro-stoppageandSlowdown(whatisleftoverafterdeductingthe6othercausesoflosses)5NoQuality(Partsmanufacturedbutnotgoodandrework)NoOEElosses4Organ

5、izationalstops(Lackoftool,material,worker,punctuallackofload)3ChangeovertimeTotalAvailableTime365daysx24hoursValueaddedoperatingtime*FactorynotopenedonaregularbasisOEE(%)100(%)Nominalopeningtime7Equipmentnotopenbutfactoryopen*NbofgoodpartsproducedxStandardcycletime)WhatareCyc

6、letimeandChangeovertime?PRODUCTA1stPRODUCTBQualitynotyetOKPRODUCTBQualityOKCycleTime(CT)=TimespentbetweenIloadpart« A »untilIloadnextpart« A »CTCTChangeOvertime(C/O)=timebetweenlastgoodpart“A”andfirstgoodpart“B”C/OtimeUnloadingLoadingPRODUCTATransformationCTUnloadingLoadingTr

7、ansformationHowtotracklosses?“Productiontrackingform”Standardformtobeused:ATDPRO_APS_productiontrackingform_FC_*.xlsIntroductionOEEDefinitionMeasurementOEEcasestudyOEEanalysisandimprovementNewinvestmentrequestsContentsOEEcasestudyThursdayAM:Machinedatarecordedduringoneweek:Pa

8、rtTypeABCGoodparts753Rejects110CycleTime5h2h1hNoOEEReasonsNoinstruct