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1、杭州电子科技大学硕士学位论文AbstractWitheconomicglobalizationandeliminationoftradeprotection,competitioninthemarketisbecomingfiercer.Meanwhile,domestichumancostiscontinuouslygoingup.Thusmanufacturingindustryhasencounteredabottleneckforfurtherdevelopmentandthesituationoflabor-intensiveenterprisesismuchbadlywo
2、rse.Lowhumancosthasbeenthesurvivalofthefertilesoilforalongtime.Whilelowlaborcostismainadvantageofcompetitionformostdomesticmanufacturing,itisnotthecorecompetitivenesstoprovidealastingmotiveforce.Enterpriseshavetodevelopnewprofitgrowthpoint,andoneofthemostfeasibleandeffective,itishiddenintheprod
3、uctionline.Therefore,moreandmoremanufacturingenterprisesbegintoredesignoroptimizetheproductionlinetoimproveproductivityandutilizationratebyintroducingtheconceptandmethodofleanproduction.Andmanualassemblylineisthefocusamongofthemandhasgreaterpotentialforimprovementwithmuchhigherdependenceonhuman
4、factorthanautomaticproductionline.Whilelotsofenterprisesknowaboutthetheoryofleanproductionandbenefitsofimplementation,therearestillmanyproblemsinactualimplementationprocess.Forexample,enterprisesjustrelyonsubjectivejudgments,ordon’thaveasystematicmethodologytooptimization,sothattheimprovementis
5、notgoodenoughortherateofreturnoninvestmentistoolow.Therefore,howtoapplytheideasandmethodsofleanproductiontodesignmanualassemblylinesystematicallyandlogicallyhasbeenakeypointtoenhancethecompetitiveness.Thispaperdiscussesoptimizationdesignproblemsformanualassemblylinebasedonleanproduction.Thewhol
6、eprocessofoptimizationdesignwasdividedintofourstages,namelyPlan,Design,Check,Act,byintroducingmanagementmodelofPDCA.Onthisbasis,optimizationdesignsystemformanualassemblylineinwholeprocessbasedonleanproductionwasproposed.Atthestageof"Plan",setthegoalforoptimizationdesign,withthecomparisonofcusto
7、merdemandandcurrentsituation;Atthestageof"Design",operationflowdesign,reasonablejoballocation,linelayoutdesignshouldbedonesuccessively,inordertoimproveefficiencyofoperationandbalanceassemblyline.Atthestageof"Check",quantitativeana