注塑.Material Flow

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1、IntroductionOperationsAnalysisandImprovement2009SpringDr.Tai-YueWangIndustrialandInformationManagementDepartmentNationalChengKungUniversityPresentationThroughputorleadtimearedirectlyaffectedbythewhereandhowtheprocessingandstorageresourcesarelocatedinthefactory.Plantlayoutisanactivitythatallcompani

2、esareforcedtodealwithsoonerorlater.Itisimportanttobefamiliarwiththemethodologiesusedtocarryoutthesetasks.PresentationCellularlayouts-wherelaborandmachinesaregroupedincells-willbeexplainedindepthinthefollowingchapter.ProductionSystemsDesignHIGHVARIETYTRANSFERLINESPECIALSYSTEMFLEXIBLEMANUFACTURINGSY

3、STEMMANUFACTURINGCELLSSTD.ANDGEN.MACHINERYHIGHLOWVOLUMEFLEXIBILITYPRODUCTIONCAPACITYIntroductionFactorylayoutimprovementstypicallyoccurmorethanonetimeduringthefactory’slife.Thestudyofplantlayoutsseekstheoptimallocationforalloftheproductionresources.Triestoensurethattheeconomicimpactoftheprojectont

4、heenterprisewillbeaspositiveaspossible.Newplantlayoutmustbeassafeaspossibleandsatisfactoryfortheemployees.Itseemsobviousthattheoptimalsolutionwillbeunreachableorchangeroutinely.Commitmentbetweenalltheaspectsisachieved.SignsandreasonsforanewlayoutLocationchange.Reasonstosuggestachangeoflocationofth

5、efactory.Locationhasbecomeinadequateorantiquated.Factoryexpansionisimpossible.SignsandreasonsforanewlayoutLocationchange.Layoutcanbedifferentifthecompanychoosesanewlocationbyconstructinganewbuilding,versusutilizinganexistingfacility.Newbuildingconstructioncanallowforanideallayoutbecausebuildingfun

6、ctionalityistheprinciplefocusofthebuildingdesign.Useofthefactoryfloorspaceshouldbebetterutilized.SignsandreasonsforanewlayoutPurchasenewequipmentNewneedsaswellastechnologyimprovementsformthebasisofmachinerypurchaseFindingthebestlocationforthepurchasedequipmentcanbecomeacriticalissueinmakinga“syste

7、m”performasintended.SignsandreasonsforanewlayoutPurchasenewequipmentNewlypurchasedincrementalequipmentisgenerallyplacedinfreespaceavailable.Insomecasesitisnecessarytomovemachinestocreatespace.Inothercasesthenewma