價值流程圖繪制介紹

PDF文件使用"pdfFactoryPro"試用版本創(chuàng)建PDF文件使用"pdfFactoryPro"試用版本創(chuàng)建 “Wheneverthereisaproductforacustomer,thereisavaluestream.ThechallengeliesinseeingWhatisaValue價值流程是什么Alloftheactions(bothvalueaddedandnon-valueadded)requiredtobringaproduct(productfamily)throughfromrawmaterialstotheLooksattheProductFlowandInformationCurrentStateandFutureStatesareUsedtoidentifykeyareasforkaizenDieDieWhyDoValueStreamIthelpsustovisualizetheproductflowandunderstandtheinformationflowIthelpsustoseeItformsthebasisoftheformationofaLeanproductionItallowseveryonetogainacommonunderstandingofthecurrentstateandthefuturevisionStepsforValueStreamSelectaproductCreateacurrentstateCreateafuturestateDevelopanactionplanforStep1:SelectaProduct第一步:DefinitionofProductFamily”: Groupofproductsthatpassthroughsimilarprocessingsteps/commonequipmentindownstreamprocesses采用相同或相近工藝Tools:PartQuantity/ProcessRouteAnalysis部件數(shù)量/Informationtorecord:ProductFamilyName&Description該種產(chǎn)品類型的名稱&NumberofProductswithinFamilyDemandforeachProduct：Quantity&每個產(chǎn)品的需求：數(shù)量&Step1:SelectaProduct第一步:選擇一種產(chǎn)品類型(舉例說明PartQuantity/ProcessRouteAnalysisPartOBR-PartOBR-%ofCNCPROCESSNAMEOBR-Step2:CreatetheCurrentState第二步:Recommendations:Begin“WithinPlant”Useactual,observeddata使用實際、觀察得到的數(shù)據(jù)Beginatendpoint&proceedinreverseWalktheentireprocessfirstbeforerecordingUsetimeunits C/TC/OUptime可用時間：27,600秒/Quality品質(zhì)數(shù)據(jù)=scrap+rework廢品+Reliability設(shè)備可靠性:(工作時間-故障時間)/SpaghettidistanceTakttime客戶需求節(jié)拍=可用時間(秒)/Yield設(shè)備負(fù)荷率=Inventory庫存量：測量每個工序的Inv.Time庫存時間=InvXTaktWhatistheTAKT TAKTTimeTAKT時間AvailableWorkingTimeCustomerDemandExampleAvailableWorkingTime=28,800s–1200s=27,28,800秒-1200秒=27,600CustomerDemand=920客戶產(chǎn)品需求量920TAKTTime27,600s920units60secTAKT時間=27,600秒/920件=60秒VSM NoteCanbecutandpastedforelectronicVSM’sSuppliers

FirstIn,FirstOut

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MixedModelFIFOWithdrawalKanban

ElectronicInformationStep3:DevelopingtheFuturePurposeofaFutureStateItformsthebasisofanimplementationplantowardsaLeanProductionSystemItformsastreamofvalue-addingflowlinkedtothecustomerbypullorcontinuousflowItallowsforfullparticipationandbuy-inoftheteamindevelopingthefuturevisionofthebusinessKeyFutureStateWhatistheTaktTimeTAKT時間是什么WillyoubuildtoFGSupermarketorBuildtoShipping?為成品超市還是出貨主導(dǎo)模式Wherecanyouusecontinuousflow在哪里你可以運用連續(xù)流加工工藝Wheredoyouneedpullsystems?在哪里需要應(yīng)用拉式系統(tǒng)Atwhichsinglepoint(pacemaker)willyouscheduleproduction生產(chǎn)進(jìn)度的制定是在哪個環(huán)節(jié)(決定進(jìn)度環(huán)節(jié)Howwillyouleveltheproduction你將怎樣平衡多種產(chǎn)品混合的生產(chǎn)WhatprocessimprovementsarerequiredasFutureState?要實現(xiàn)未來愿景,什么樣的工藝改進(jìn)是必須的WillyoubuildtoFGSupermarketorBuildGoalistohaveonlyoneschedulingpointAnswertotheabovequestionwilldeterminewherethatpointneedstobe回答了上面的問題后才能決定這個點應(yīng)該在哪里BuildtoSupermarket:ProcessProcessProcessProcessProcess工序工序工序工序Buildto工序工序工序工序Process工序

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工序Process工序ProcessCanYouUseContinuousFlowOnepiece CreateworkBalanceworktomeetTAKTWhereDoYouNeedPullNote:OnlyconsiderafterflowpossibilitiesareSupplierswithmultiplecustomers OperationCycleTimeLimitations操作周期時間的限制，鉚接工序的ProcessLocation加工場所，鎖芯加工、壓鑄UnreliableProcesses不可靠工序，LongLeadTimeProcesses交貨期長的工序，閉門器需進(jìn)口的零件UpstreamProcessesoperatinginBatch上游工藝以批次模式操作，自動電鍍或退火爐等大批量生產(chǎn)設(shè)備Step4:DevelopanAction第四步ShapingtheVisionWhatkindoffacilitydowewantittoWhatwillensurecustomerWhatdowewantourcustomerstosayaboutDoesourvisionaligntotheCompanybusinessCutBar

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