六西格瑪理論研究及對原料檢驗改進(jìn)的探索.pdf

1、同濟(jì)大學(xué)碩士學(xué)位論文六西格瑪理論研究及對原料檢驗改進(jìn)的探索姓名：趙英軍申請學(xué)位級別：碩士專業(yè)：管理科學(xué)與工程指導(dǎo)教師：王效俐20050301AbstractABSTRACTSinceMotorolaCompanypursued6sigmain19876sigmaideahasbeenspreadandpopularizedrapidlyintheAmericanEuropeanenterpriseitsideahasalsomadech

2、angeforsomesuccessfulenterprisesintheworldconstantly.Underpromptingofthespringtideon6sigma.Some500topenterprisesofthewealthsuchasGeneralElectricDuPontNokiaetc.haveunprovedthequalitylevelofenterprisesremarkablythroughlaun

3、chingthequalitymanagementactivityofssigmaoneafteranotherhaveimprovedcustomersatisfactionandobtainedthegreatfinancialincome.AsChinajoinsWTOmanufacturingcompanyofourcountrymustfacetheseveretestthatcompetingwithlargescaleen

4、terpriseoftheworld.Inordertoobtainoneseatinthefiercemarketcompetitiondrawinglessonsfromsuccessfulssigmaproceduretostrengthentheenterprisescorecompetitivenesshasalreadybecomethecommonunderstandingsinlotsofenterprises.Howe

5、verthecontrolofqualityreducingofthecostisnottheimprovementofthesinglelinkitmustberealizedbythequalitycontrolofente印riseswholeproductionprocessespeciallythecontrolonheadwaterssourcequalityofproduction.Sothisdissertationis

6、onthebasisofunderstanding6sigmaprocedurethoroughlytoexploretheimprovementof6sigmainthecourseoftherawmaterialsexaminationcombiningwiththeauthorsdailywork..Duringthestudyofthedissertationtheauthorhasreviewedthedevelopmentc

7、ourseof6sigmamanagementatfirstheanalysedthereasonwhysigmadevelopsrapidlyexpoundedwhypursue6sigmatotherawmaterialsexemination.Secondtheauthorcompared6sigmaprocedureandtraditionalqualityprocedureandhealsoimplementedtheaimo

8、fssigmaprocedureclearlyatthesametime.Moreovertheauthorcombinedhisownrealityofworkproposedtheimprovementmodeof6sigmamethod加therawmaterialsexeminattonandhascarriedondetailedexpositiontotheconcretestepofthismode.Fourthautho

9、rimplementwithACompanycourseheexperiencedtherealexampletoexaminetherawmaterialsimprovementmodeanddrawthecorrespondingconclusion.Finallytheauthorputforwardsomeviewsandsuggestionsontheimplementationof6sigma.Duringtheresear

10、chofthedissertationtheauthorhasfurtherstudiedthefivestepsof6sigmaDMAICmakeitusetotherawmaterialsexeminationthusrealizethegoalthatreducetheproductioncostofmanufacturingcompanyfundamentalymeanwhileofervalidreferenceforthee