刘计良外文翻译Word文档格式.docx
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刘计良外文翻译Word文档格式.docx
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题目现代快速经济制造模具技术
专业机械制造及其自动化
班级专升本1302班
学生刘计良
学号2013040156
指导教师刘彦
二〇一五年三月十六日
IntJAdvManufTechnol,(2011)53:
1–10DOI10.1007/s00170-010-2796-y
Modulardesignappliedtobeverage-containerinjectionmolds
JanMusil,MartinZatloukal
CentreofPolymerSystems,UniversityInstitute,TomasBataUniversityinZlin,NadOvcirnou3685,76001Zlin,CzechRepublic]
TheAbstract:
Thisworkappliesmodulardesignconceptstodesignatingbeverage-containerinjectionmolds.Thisstudyaimstodevelopamethodofcontrollingcostsandtimeinrelationtomolddevelopment,andalsotoimproveproductdesign.Thisinvestigationcomprisestwoparts:
functional-itycoding,andestablishingastandardoperationprocedure,specificallydesignedforbeverage-containerinjectionmolddesignandmanufacturing.First,theinjectionmoldisdividedintoseveralmodules,eachwithaspecificfunction.Eachmoduleisfurtherdividedintoseveralstructuralunitspossessingsub-functionorsub-sub-function.Next,dimen-sionsandspecificationsofeachunitarestandardizedandacompatibleinterfaceisconstructedlinkingrelevantunits.Thisworkemploysacup-shapedbeveragecontainertoexperimentallyassesstheperformanceofthemodulardesignapproach.Theexperimentalresultsindicatethatthemodulardesignapproachtomanufacturinginjectionmoldsshortensdevelopmenttimeby36%andreducescostsby1923%comparedwiththeconventionalap-proach.Meanwhile,theinformationonmodularityhelpsdesignersindiverseproductsdesign.Additionally,thefunctionalitycodehelpseffectivelymanageandmaintainproductsandmolds.
Keywords:
Beveragecontainer、Injectionmold、Modulardesign、Productfamily
1.Introduction
Recently,growingmarketcompetitionandincreasinglydiversecustomerdemandhasforcedcompetitorstoincreasethespeedatwhichtheydelivernewproductstothemarket.However,developingamoldformassproduc-tionrequiresconsideringnumerousfactors,includingproductgeometry,dimensions,andaccuracy,leadingtolongproductdevelopmenttime.Introducingmodulardesignconceptsintoproductdesignappearsakeymeanoffacilitatingproductdevelopment,sinceitincreasesdesignflexibilityandshortensdeliverytime[1–4].Mean-while,ahighlevelofproductmodularityenhancesproductinnovativeness,flexibility,andcustomerservices[5].
Modularityistosubdivideacomplexproductintomodulesthatcanbeindependentlycreatedandthenareeasilyusedinterchangeably[6,7].Therearethreegeneralfieldswheremodularitycouldbeimplementedincludingmodularityindesign(MID),modularityinuse(MIU),andmodularityinproduction(MIP)[8].MIDinvolvesstan-dardizingbasicstructuralunitswhichperformspecificfunctions,thusfacilitatingflexibleassemblyofvariousproducts[9,10].MIDcanrevealproductstructure,namelytherelationshipamongdifferentproducts.Relatedproductsaretermedproductfamilyandincludebothbasicandspecificfunctions.Developingproductfamiliesoffersbenefitsintermsofmulti-purposedesignandthusreducesproductioncosts[11,12].MIUisconsumer-drivendecom-positionofaproductwithaviewtosatisfyingtheeaseofuseandindividually.MIPenablesthefactoryfloortopre-combinealargenumberofcomponentsintomodulesandthesemodulestobeassembledoff-lineandthenbroughtontothemainassemblylinetobeincorporatedintoasmallandsimpleseriesoftasks.
MIDhasbeenbroadlyappliedtonumerousareasandhasexertedsignificanteffectsintermsofcostreductionanddesigndiversity[13,14].However,thereislimitedempiricalresearchthathasappliedmodulardesigntomolds[15–18].Thisstudythusaimstoreducemolddevelopmenttimebyapplyingmodulardesignanddevelopastandardoperationprocedurefordesigningbeverage-containerinjectionmolds,whicharecharacterizedbyscoresorevenhundredsofcomponents.
2.Generalproceduresofdesigninginjectionmolds
Basically,aninjectionmoldsetconsistsoftwoprimarycomponents,thefemalemoldandthemalemold.Themoltenplasticentersthecavitythroughasprueinthefemalemold.Thespruedirectsthemoltenplasticflowingthroughrunnersandenteringgatesandintothecavitygeometrytoformthedesiredpart.Sidesofthepartthatappearparallelwiththedirectionofthemoldopeningaretypicallyangledslightlytoeaserejectionofthepartfromthemold.Thedraftanglerequiredformoldreleaseisprimarilydependentonthedepthofthecavityandtheshrinkagerateofplasticmaterials.Themoldisusuallydesignedsothatthemoldedpartreliablyremainsonthemalemoldwhenitopens.Ejectorpinsorejectorplateisplacedineitherhalfofthemold,whichpushesthe
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