《劳斯莱斯精益案例》PPT课件

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1、ValueStreamMappingValueSteamMappingTheValueStream-adefinition“Allofthestepsrequiredtobringaproductorservicefromrawstatethroughtothecustomer”TotalValueStreamSupplierProcessCProcessBProcessACustomerInternalPlant2ValueSteamMappingWhatisValueStreamMapping?ValueStreamMappingisapower

2、fultechniquethatallowsustocreatea“BIGPICTURE”visualrepresentationof:–Allthestepsintheprocess,workingbackfromcustomerdemandtorawmaterial–Theflowofbothmaterialandinformationandtheeffecttheyhaveoneachother–Thedistinctionbetweenvalue-addedandnon-value-addedactivity(WASTE)–Theeffect

3、alloftheabovehaveonmeetingthecustomer’srequirements3ValueSteamMappingThe8WastesScrap/ReworkOver-productionInventoryMotionProcessingTransportationUnder-utilizedPeopleWaiting(manpower,material,machine)4ValueSteamMapping#1Scrap/ReworkDefinition:–Anyproductthatdoesnotmeetspecificat

4、ionsandthereforeeitherneedstobereworkedorscrappedGoal:–100%FirstTimeThroughQuality5ValueSteamMapping#2Over-production(Under)Definition:–Producingmorethanisnecessary,oftencausingWIP(WorkInProcess);workingonpartsaheadofschedulewhiledelinquentpartswaitGoal:–ProducetoTargetCycleTim

5、etheneventuallyproducealloperationstoTaktTimeintheFutureState6ValueSteamMapping#3InventoryDefinition:materialorpartsthatarestoredforfutureuseorshipmentBeforeAfterIfyouhadonly30secondstofindtheunit…...whichstoragesystemwouldyouchoose?7ValueSteamMapping#4MotionDefinition:–Excessi

6、vemotionbeyondwhatisneededtogetthejobdoneGoal:SameasDefinition???sittingsearchingturningaroundwalkingclimbingchoosingbendinglyingdownover8ValueSteamMapping#5Processing(Over&Under)Definition:–Extraand/orunnecessaryoperations–Standardizationofoperationsnotthoroughenough–Processin

7、gapartabovespecificationsGoal:–Processpartsthatconsistentlymeettheminimumcustomerrequirements100%ofthetime9ValueSteamMapping#6TransportationDefinition:–MovingpartstounnecessarydistancesfromoneoperationtoanotherGoal:–Putoperationsinorder;minimizeoreliminatethetraveldistancebetwe

8、enthem10ValueSteamMapping#7WaitingDefinition:–apersono