六西格玛案例R2-Measure-v2008a

2020/7/19Sunday六西格玛R2_Measure_v2008a少壮不努力，老大徒悲伤FishboneDiagramIDIPOIndicatorsCollectDataMSAProcessCapabilityDeterminethemajorcategories(Input&/orProcessIndicators)oftheeffect(CTQ/CTP)CTQ/CTPWhyGap?Manpower(GenericCategory)Machine(GenericCategory)Material(GenericCategory)Method(GenericCategory)Measurement(GenericCategory)InputIndicatorsProcessIndicatorsProcessIndicatorsProcessIndicatorsInputIndicators锲而不舍，金石可镂Cause&EffectMatrixIDIPOIndicatorsCollectDataMSAProcessCapabilityScale:0=None,1=Low,3=Moderate,9=StrongX4X5X6锲而不舍，金石可镂IDIPOIndicatorsCollectDataMSAProcessCapabilityOperationaldefinitionOperationaldefinitionX20....X4X3X2X1SourceofX’sInput/ProcessIndicator(X)Sl.No.Y4Y3Y2FishboneorCEMatrixY1SourceofY’sOutputIndicator(Y)Sl.No.Remarks:WhilewritingoperationaldefinitionkeepinmindthedatatobecollectedforeachY&X.DataCollectionPlan-1FishboneorCEMatrixKeyIndicatorOperationDefinition&Summary锲而不舍，金石可镂DataCollectionPlan-2IDIPOIndicatorsCollectDataMSAProcessCapabilityRemarks:Otherdatareferstoadditionalinformationfromstratificationperspective.Performancemeasure(Y)OperationaldefinitionDatasourceandlocationSamplesizeWhowillcollectthedataWhenwilldatabecollectedHowwilldatabecollectedOtherdatathatshouldbecollectedatthesametimeY1客戶退貨率#退貨Qty//#出貨Qty品保1QA/AndyChenbyLot1.CustomercomplainX1-X15MSAProcess/Input(X)OperationaldefinitionDatasourceandlocationSamplesizeWhowillcollectthedataWhenwilldatabecollectedHowwilldatabecollectedOtherdatathatshouldbecollectedatthesametime锲而不舍，金石可镂MSAPlan(forallY’s)IDIPOIndicatorsCollectDataMSAProcessCapability外觀離散型特性Y1:污點Y2:刮傷Y3:印刷位置測試人員3person3person3person測試設備目視目視目視進行方法編號1~30給3位進行判定，循環2次編號1~30給3位進行判定，循環2次編號1~30給3位進行判定，循環2次判定方法共取得180個資料,依GageR&R計算之數值判定共取得180個資料,依GageR&R計算之數值判定共取得180個資料,依GageR&R計算之數值判定Sampling10good,10NG,10grey10good,10NG,10grey10good,10NG,10greyMesurementMethods　　　卡尺厚薄規溫度計CCD投影機　　　　　　　　　　　　CalibrationPlanGRRPlan锲而不舍，金石可镂MSAPlans(forKeyX’s)IDIPOIndicatorsCollectDataMSAProcessCapability锲而不舍，金石可镂IDIPOIndicatorsCollectDataMSAProcessCapability %ConP/TV(SV/Proc)P/SV(%SV)P/T(SV/Toler)DistinctCategoriesAcceptable<1% <10%  <10% <10%  >5MaybeAccept 1–9% 10–30% 10–30% 10–30% 3-4NotAcceptable >9% >30%  >30% >30% <3MSAConclusion&RecommendationsGagePerformanceAnalysisSheetKeeporiginalsystemExtendorshortencalibrationtimingChangenewequipmentsTrainingOthers…ContinueR&RResults锲而不舍，金石可镂AttributeR&RResultsIDIPOIndicatorsCollectDataMSAProcessCapability-GageR&RinqualitativedataAppraiserResponseKappaSE KappaZP(vs > 0)1OK0.857730.1290996.6440.0000空銲0.498270.1290993.85960.0001站立0.944340.1290997.31480.0000短路1.00000.1290997.7460.0000錫少0.384740.1290992.98020.0014Overall0.748070.06534911.44730.00002OK0.944340.1290997.31480.0000空銲0.666370.1290995.16160.0000站立10.1290997.7460.0000短路10.1290997.7460.0000錫少0.551670.1290994.27320.0000Overall0.833040.06471912.87170.00003OK0.90180.1290996.98530.0000空銲0.591440.1290994.58130.0000站立0.944340.1290997.31480.0000短路10.1290997.7460.0000錫少0.327310.1290992.53530.0056Overall0.769330.065211.79960.0000ActionPlanOwnerDuedateAssignSMTinspectorstoattendtheIPC-A-610Ctrainingcourseandgetthecertification.SMT/Ray7/ESMTinspectorsmustbecertifiedbyQAevery3monthstoensuretheircapability.SMT/RayFromnowon1.ReliabilityofSMTinspectorneedtobeimproved.2.ThedetectionsensitivityofsolderopenandsolderinsufficiencyneedtoclarifyandtraintheSMTinspectors.Remark:AgreementAnalysis,算出Kappa值要大於90%,若Kappa<70%,示人員需要重新訓練後,重作Attributegauge實驗.KeyFindingsandConclusion:锲而不舍，金石可镂Baseline–Y1(ContinueData)IDIPOIndicatorsCollectDataMSAProcessCapabilityCurrentBaselinePerformance:Mean:7.28StandardDeviation:s=2.36DistributionShap：TooWidlyConclusion:varianceisbigandshiftmean,bothofMeanandvarianceneedtobeimproved锲而不舍，金石可镂Baseline–Y2(DiscreteData)IDIPOIndicatorsCollectDataMSAProcessCapabilityCurrentBaselinePerformance:YieldRate80%锲而不舍，金石可镂BaselineSummaryIDIPOIndicatorsCollectDataMSAProcessCapabilityBaselineSummarization(Y’s)Continuous(Y)OutputindicatorAverageStandarddeviationCpCpkSigmaLevelY1Y2Y3Discrete(Y)OutputindicatorNo.ofunitsNo.ofopportunitiesperunitNo.ofdefectsDPMOSigmaLevelY1Y2Y3Baselinedefinition锲而不舍，金石可镂ProcessCapabilityGapIDIPOIndicatorsCollectDataMSAProcessCapabilityNo.OutputIndicatorsBaselineSigmaLevelTargetSigmaLevelGapY1xxxxxxx3.203.70-0.5DataPeriod:Fromyyyy/mtoyyyy/mDataSource:XXXXKeyFindingsandConclusion:锲而不舍，金石可镂