六西格玛基础知识简介(英文版).ppt

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1、QIAImproveQualityReduceCostProductivityImprovesCaptureMarketProvidesjobsandmorejobsModelsoftherelationshipsaffectingqualityandbusinessperformanceDeming’sModel:lessrework,lessscrapIncreasecycletime,increasethroughputbetterquality,lowerpriceOverallsocietybenefitsCOSTOFPOORQUALI

2、TY(COPQ)ExternalFailureCostsWarrantyAdjustmentsRepairsCustomerServiceReturnedGoodsReturnedRepairedGoodsProductRecallsProductLiabilitySuitsOpportunityCosts……………InternalFailureCostsScrapReworkRE-INSPECTIONofReworkDowngradingBecauseofDefectsLossesCausedbyVendorScrapDowntimeCause

3、dbyDefectsFailureAnalysis……………..AppraisalCostsReceivingInspectionIn-processInspectionLaboratoryInspectionOutsideLaboratoryEndorsementsSetupforTestingMaintenanceofTestEquipmentQualityAuditsCalibrationofQualityEquipment………..PreventionCostsQualityEngineeringDesignandDevelopmento

4、fQualityEquipmentDesignVerificationandReviewtoEvaluatetheQualityofNewProductsQualityTrainingQualityImprovementProjectsQualityDataGatheringAnalysisandReportingOtherProcessControlActivitiesUsedtoPreventDefects………………LostOpportunityScrapReworkInspectionWarrantyRejectsLostsalesLat

5、edeliveryEngineeringchangeordersLongcycletimesExpeditingcostsExcessinventoryTheCostofPoorQuality(COPQ)“Iceberg”TraditionalQualityCostsAdditionalCostsofPoorQuality(intangible)(tangible)4-8%25-35%(EasilyIdentified)(Difficultorimpossibletomeasure)LostCustomerLoyaltyMoreSetupsSix

6、SigmaPhilosophyWeareinbusinesstomakemoneyWemakemoneybysatisfyingneedsWeareabletosatisfyneedsbydoingEveryneed/dopairisaninteractionTheaimofcustomerfocusisonimprovingneed/dointeractionRepetitionofthesameactionconstituteaprocessImproveourbusinessmeansimprovementofourprocessesCus

7、tomersneedproducts/serviceson-time,withzerodefects,withlowercostAsprocesscapabilityimproves,theproductqualityincreasesAsqualityincreases,costsandcycle-timegodown…………...Thereductionofdefects,cycle-time,costleadstoimprovedcustomersatisfactionAscustomersatisfactionimproves,theli

8、kelihoodofdoingbusinessincreasesAsbusinessincreases,we(asindividuala