机械设计制造跟自动化 毕业设计 英文翻译资料Word下载.docx
- 文档编号:15020361
- 上传时间:2022-10-26
- 格式:DOCX
- 页数:7
- 大小:385.13KB
机械设计制造跟自动化 毕业设计 英文翻译资料Word下载.docx
《机械设计制造跟自动化 毕业设计 英文翻译资料Word下载.docx》由会员分享,可在线阅读,更多相关《机械设计制造跟自动化 毕业设计 英文翻译资料Word下载.docx(7页珍藏版)》请在冰豆网上搜索。
机械设计制造跟自动化毕业设计英文翻译资料@#@ANOVELINTEGRATEDSYSTEMFORRAPIDPRODUCTDEVELOPMENT@#@Thispaperpresentsanovelintegratedsystemofrapidproductdevelopmentforreducingthetimeandcostofproductdevelopment.Thesystemiscomposedoffourbuildingblocks—digitalprototype,virtualprototype,physicalprototypeandrapidtoolingmanufacturingsystem.Itcanaideffectivelyinproductdesign,analysis,prototype,mould,andmanufacturingprocessdevelopmentbyintegratingcloselythevariousadvancedmanufacturingtechnologieswhichinvolvethe3DCAD,CAE,reverseengineering,rapidprototypingandrapidtooling.Furthermore,twoactualexamplesareprovidedtoillustratetheapplicationofthisintegratedsystem.Theresultsindicatethatthesystemhasahighpotentialtoreducefurtherthecycleandcostofproductdevelopment.@#@Keywords:
@#@Rapidproductdevelopment;@#@rapidprototyping;@#@integratedsystem.@#@1.Introduction@#@Duetothepressureofinternationalcompetitionandmarketglobalizationinthe21stcentury,therecontinuestobestrongdrivingforcesinindustrytocompeteeffectivelybyreducingmanufacturingtimesandcostswhileassuringhighqualityproductsandservices.Currentindustriesarefacingthenewchallenges:
@#@quickresponsetobusinessopportunityhasbeenconsideredasoneofthemostimportantfactorstoensurecompanycompetitiveness;@#@manufacturingindustryisevolvingtowarddigitalization,networkandglobalization.Therefore,newproductsmustbemorequicklyandcheaplydeveloped,manufacturedandintroducedtothemarket.Inordertomeetthedemandofrapidproductdevelopment,thevariousnewtechnologiessuchasreverseengineering(RE),3DCAD,rapidprototyping(RP),andrapidtooling(RT)haveemergedandareregardedaskeyenablingtoolswiththeabilitytoshortentheproductdevelopmentandmanufacturingtime.Forexample,ithasbeenclaimedthatRPcancutnewproductdevelopmentcostsbyupto70%andthetimetomarketby90%.1Intheformofabetterdesign,moredesignpossibilities,a3DCADmodelcanbeshowntothecustomerforapprovalandpreventsmisunderstandings.Avirtualprototypingisemployedtoguideinoptimizationoftheproductdesignandmanufacturingprocessplanning,whichmayresultintheaccuratedeterminationoftheprocessparameters,andreducethenumberofcostlyphysicalprototypeiterations.Rapidtoolingtechniqueoffersafastandlowcostmethodtoproducemoulds,andshowsahighpotentialforfasterresponsetomarketdemands.Whenproperlyintegratedamong3DCAD,CAE,RE,RPandRT,thesetechnologieswillplayamuchmoreimportantroletoreducefurtherthedevelopmentcycleandcostoftheproductproduction.Onthebasisofabovetechnologies,anovelintegratedsystemofrapidproductdevelopmentistobefoundedsoastomeettherequirementofrapidproductdevelopment.@#@2.ArchitectureoftheIntegratedDevelopmentSystem@#@Thedevelopmentprocessfrominitialconceptualdesigntocommercialproductisaniterativeprocesswhichincludes:
@#@productdesign;@#@analysisofperformance,safetyandreliability;@#@productprototypingforexperimentalevaluation;@#@anddesignmodification.Therefore,anystepofthenewproductdevelopmentprocesshasadirectandstronginfluenceontime-to-marketinshortorder.Agoodproductdevelopmentsystemmustenabledesignersordesignteamstoconsiderallaspectsofproductdesign,manufacturing,sellingandrecyclingattheearlystageofthedesigncycle.Sothatdesigniterationandchangescanbemadeeasilyandeffectively.Themorefluentthefeedbackisthehigherpossibilityofsuccessthesystemhas.Designformanufacturing(DFM)andconcurrentengineering(CE)necessitatethatproductandprocessdesignbedevelopedsimultaneouslyratherthansequentially.@#@Theintegratedsystemofrapidproductdevelopmentiscomposedoffourmodules:
@#@digitalprototype,virtualprototype,physicalprototypeandrapidtooling.Theproductdevelopmentstartsfromthecreationofa3DCADmodelusingaCADsoftwarepackage.Atthatstage,theproductgeometryisdefinedanditsaestheticanddimensionalcharacteristicsareverified.Themainfunctionofdigitalprototypeistoperform3DCADmodelling.TheCADmodelisregardedasacentralcomponentofthewholesystemorprojectinformationbasewhichmeansthatinalldesign,analysisandmanufacturingactivitiesthesamedataisutilized.Theproductanditscomponentsaredirectlydesignedona3DCADsystem(e.g.Pro/Engineer,Unigraphics,CATIA,IDEAS,etc.)duringthecreativedesign.Ifaphysicalpartisready,themodelcanbeconstructedbythereverseengineeringtechnique.REisamethodologyforconstructingCADmodelsofphysicalpartsbydigitizinganexistingpart,creatingadigitalmodelandthenusingittomanufacturecomponents.REcanreducethedevelopmentcyclewhenredesignsbecomenecessaryforimprovedproductqua
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 机械设计制造跟自动化 毕业设计 英文翻译资料 机械设计 制造 自动化 英文翻译 资料
![提示](https://static.bdocx.com/images/bang_tan.gif)