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1、MaterialHandlingWhyisitimportant?Materialhandlingaccountsfor25%ofallemployees,55%ofallfactoryspace,and87%ofproductiontime.Itrepresents15to70%ofthetotalcostofamanufacturedproduct.Itisoneofthefirstplacesforcostreductions,qualityimprovements.3to5%ofallmaterialhandledbecomesdamaged.Minim
2、izeoreveneliminateMHWhyisitimportant?MHisameansbywhichtotalmanufacturingcostsarereducedthroughreducedinventories,improvedsafety,reducedpilferage,andimprovedmaterialcontrol.MHisameansbywhichmanufacturingqualityisimprovedbyreducinginventoryanddamagethroughimprovedhandlingpractices.Hand
3、lingsmarterMaterialHandlingDefinitionMaterialhandlingistheartandscienceofmoving,storing,protecting,andcontrollingmaterial.Materialhandlingmeansprovidingtherightamountoftherightmaterial,intherightcondition,attherightplace,attherighttime,intherightposition,intherightsequence,andforther
4、ightcost,byusingtherightmethod.ArtScience–mathematicalmodelsMoving–timeandplaceutility;size,shape,weight,condition,path,frequencyStoring–bufferbetweenoperations;size,weight,condition,stackabilityProtecting–packing,packing,unitizingControlling–physicalandstatusMaterialRightAmountJIT–r
5、ightamountofinventoryJIC(just-in-case)LotsizeandloadsizeStockvs.issuequantitiesRightamountisnotalwayszeroRightMaterialTwoerrors:wrongamountandmaterialAutomaticidentificationBarcoding,radiofrequency,magneticandothersNumberingsystem–standardizeWhichmaterialtohandleatdifferentplaces(fro
6、mDCormanufacturer)RightConditionTopquality(nodamage)Statusofthematerial(location,physicalcharacteristics,etc.)PackagingoperationRightSequenceToyota’sexperienceReplenishedthelinewithsmalllotsizeLessvarietyofmaterialPCB–frommin.timetomin.MHDesignofthecontrolsystemRightOrientationPhysic
7、alorientationRetainedRegainedChangingthedesignofapartPalletizedloadsRightPlaceAssignmentafterreceivingmaterialAssigned(dedicated)Randomized(floating)ManufacturingfloorOnthefloororin“buffers”StorageCentralordistributedstorage(upstream)GoldenzoneforreachingRightTimeNext-daydelivery–mai
8、lorder,softw
