冲压模具毕业设计英文原文和汉语翻译(完整版)文档格式.doc

冲压模具毕业设计英文原文和汉语翻译(完整版)文档格式.doc

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中原工学院信息商务学院毕业设计论文-外语翻译@#@HeatTreatmentofDieandMouldOrientedConcurrentDesign@#@LIXiong,ZHANGHong-bing,RUANXue—yu,LUOZhong—hua,ZHANGYan@#@Abstract:

@#@@#@Manydisadvantagesexistinthetraditionaldiedesignmethodwhichbelongstoserialpattern.Itiswellknownthatheattreatmentishighlyimportanttothedies.Anewideaofconcurrentdesignforheattreatmentprocessofdieandmouldwasdevelopedinordertoovercometheexistentshortcomingsofheattreatmentprocess.HeattreatmentCAD/CAEwasintegratedwithconcurrentcircumstanceandtherelevantmodelwasbuilt.Theseinvestigationscanremarkablyimproveefficiency,reducecostandensurequalityofRandDforproducts.@#@Keywords:

@#@diedesign;@#@heattreatment;@#@mould@#@Traditionaldieandmoulddesign,mainlybyexperienceorsemi—experience，isisolatedfrommanufacturingprocess.Beforethedesignisfinalized，theschemeofdieandmouldisusuallymodifiedtimeandagain，thussomedisadvantagescomeintobeing,suchaslongdevelopmentperiod,highcostanduncertainpracticaleffect.Duetostrongdesiresforprecision,servicelife,developmentperiodandcost,moderndieandmouldshouldbedesignedandmanufacturedperfectly.Thereforemoreandmoreadvancedtechnologiesandinnovationshavebeenapplied,forexample,concurrentengineering,agilemanufacturingvirtualmanufacturing,collaborativedesign,etc.@#@Heattreatmentofdieandmouldisasimportantasdesign,manufactureandassemblybecauseithasavitaleffectonmanufacture，assemblyandservicelife．Designandmanufactureofdieandmouldhaveprogressedrapidly，butheattreatmentlaggedseriouslybehindthem．Asdieandmouldindustrydevelops，heattreatmentmustensuredieandmouldtherearegoodstateofmanufacture，assemblyandwear—resistantpropertiesbyrequest.Impertinentheattreatmentcaninfluencedieandmouldmanufacturingsuchasover—hardand—softandassembly．Traditionallytheheattreatmentprocesswasmadeoutaccordingtothemethodsandpropertiesbroughtforwardbydesigner．Thiscouldmakethedesignersofdieandmouldandheattreatmentdivergefromeachother，forthedesignersofdieandmouldcouldnotfullyrealizeheattreatmentprocessandmaterialsproperties，andcontrarilythedesignersrarelyunderstoodtheserviceenvironmentanddesigningthought.Thesedivergenceswillimpacttheprogressofdieandmouldtoagreatextent.Accordingly，iftheprocessdesignofheattreatmentisconsideredintheearlydesigningstage，theaimsofshorteningdevelopmentperiod，reducingcostandstabilizingqualitywillbeachievedandthesublimationofdevelopmentpatternfromserialtoconcurrentwillberealized．@#@Concurrentengineeringtakescomputerintegrationsystemasacarrier,attheverystartsubsequenteachstageandfactorshavebeenconsideredsuchasmanufacturing，heattreating，propertiesandsoforthinordertoavoidtheerror．Theconcurrentpatternhasdismissedthedefectofserialpattern,whichbringaboutarevolutionagainstserialpattern．@#@Inthepresentwork．theheattreatmentwasintegratedintotheconcurrentcircumstanceofthedieandmoulddevelopment，andthesystemicandprofoundresearchwasperformed．@#@1HeatTreatmentUnderConcurrentCircumstance@#@Theconcurrentpatterndiffersultimatelyfromtheserialpattern（seeFig．1）.Withregardtoserialpattern，thedesignersmostlyconsiderthestructureandfunctionofdieandmould，yethardlyconsidertheconsequentprocess，sothattheformermistakesareeasilyspreadbackwards．Meanwhile，thedesigndepartmentrarelycommunicateswiththeassembling，costaccountingandsalesdepartments．Theseproblemscertainlywillinfluencethedevelopmentprogressofdieandmouldandthemarketforeground．Whereasintheconcurrentpattern，therelationsamongdepartmentsareclose，therelateddepartmentsalltakepartinthedevelopmentprogressofdieandmouldandhavecloseintercommunionwithpurchasers．Thisispropitioustoeliminationoftheconflictsbetweendepartments，increasetheefficiencyandreducethecost．@#@Heattreatmentprocessintheconcurrentcircumstanceismadeoutnotafterblueprintandworkpiecetakenbutduringdieandmoulddesigning．Inthisway，itisfavorabletooptimizingtheheattreatmentprocessandmakingfulluseofthepotentialofthematerials．@#@2IntegrationofHeatTreatmentCAD／CAEforDieandMould@#@ItcanbeseenfromFig．2thattheprocessdesignandsimulationofheattreatmentarethecoreofintegrationframe．AfterinformationinputviaproductdesignmoduleandheattreatmentprocessgeneratedviaheattreatmentCADandheattreatmentCAEmodulewillautomaticallydividethemeshforpartsdrawing，simulationtemperaturefieldmicrostructureanalysisafterheat—treatmentandthedefectofpossibleemerging（suchasoverheat,overburning），andthentheheattreatmentprocessisjudgediftheoptimizationismadeaccordingtothe