拉动系统Pull System

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1、PullSystem拉动系统©PullSystemPullSignals拉动信号PullProcess拉动过程Definition:AmethodofcontrollingtheWASTEflowofresourcesbyreplacingonlywhathasbeenconsumed.MaterialAtManpower人力Operator物料到位根据实际的消耗情况来决定资源的流动©PushSystemDefinition:Resourcesareprovidedtotheconsumerbasedonforecastsorschedu

2、les.根据消耗预测或计划提供资源©TheMaterialDilemma额外工作HighInventory高库存CountingPartsPARTSPARTS清点零件PARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSLookingforParts寻找零件MovingPartsLongDistances长距离搬运©TheToiletPaperAnalogyTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTP

3、TPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTPTP©CustomerPull顾客拉动OnTimeDelivery及时发运FIFO先进先出RotateStock存货周转Quality质量Cost成本GROCERIES•Requirements要求-Fresh新鲜-Available适用性-Brand品牌-Price价格-Size大小SupplyDemandJ.I.T•Requirements需求-Comm

4、unications交流-Specifications标准-Expectations期望Capacity能力-Timing时间©Synchronous/LeanManufacturingPullSystemProviderConsumermm&mmmmn75¢Emmmnmm&mmmmnm&mmMmmmnm&mm&mmmmnmm&mmmmnmPmmmnm&mmm&mmmmnTYReplacesUsedUsesProductsProducts©ReplaceConsumptionPointofReplenishment补料点1/21/43/4

5、EFFuelTank©PullSystemExampleExternalInternalExternalLoops外循环Loops内循环Loops外循环SteelMillStampMachineMoldAssembleSupplierCustomerSupplierSupplierProductFlow产品流向PullSignal拉动信号流向©Pushvs.PullMakeallwecanMakewhat’sneededjustincase.whenweneeditPARTSPARTSPARTSPARTSPARTSPARTSPARTSPA

6、RTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTSPARTS•ProductionApproximation按估计生产•ProductionPrecision准确生产•AnticipatedUsage‘s不管消耗状况•ActualConsumption按实际消耗•LargeLots大批量•SmallLots小批量•HighInventories高库存•LowInventories低库存•Waste浪费•W

7、asteReduction减少浪费•ManagementbyFirefighting应急管理•ManagementbySight目视管理•PoorCommunication缺乏信息交流•BetterCommunication好的信息交流©APullSystemIsFlexibleandSimple拉动系统既灵活又单一Objectives目标:•MethodsofcontrollingandbalancingtheflowOfresources.控制和平衡物流的方法•Eliminatingwasteofhandling,storage,ex

8、pediting,Obsolescence,repair,rework,facilities,equipment,Excessinventory(work-in-process&finishe