文档介绍：该【注塑模具之模具设计与制造外文文献翻译、中英文翻译 】是由【1781111****】上传分享，文档一共【14】页，该文档可以免费在线阅读，需要了解更多关于【注塑模具之模具设计与制造外文文献翻译、中英文翻译 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。:..InjectionmouldingforMoldDesignandManufactureThemoldisthemanufacturingindustryimportantcraftfoundation,inourcountry,,butlong-'slaterperiods,,notonlythestate-ownedmoldenterprisehadtheverybigdevelopment,thethreeinvestmentsenterprise,thevillagesandtowns(individual)themoldenterprise',pareswiththedemand,obviouslyfallsshortofdemand,itsmaingapconcentratespreciselyto,large-scale,plex,,life,manufacturecycleandproductivity,Chinaandtheinternationalaveragehorizontalandthedevelopedcountrystillhadabiggerdisparity,therefore,;fromnowonwillhaveemphaticallytotheprofessioninternalstructureadjustmentandthestate-of-,mainlyistheenterprisestructuretothespecializedadjustment,theproductstructuretocentertheupscalemolddevelopment,totheimportandexportstructureimprovement,centertheupscaleautomobilecovermoldforminganalysisandthestructureimprovement,themulti-poundprocessingandthelasertechnologyinthemolddesignmanufactureapplication,thehigh-speedcutting,thesuperfinishingandpolishedthetechnology,,anizationalreformstepenlarges,mainlydisplayedin,large-scale,precise,plex,thelonglife,centertheupscalemoldandthemoldstandardletterdevelopmentspeedishighermonmoldproduct;pressioncastingmold1:..proportionincreases;Specializedmoldfactoryquantityanditsproductivityincrease;,takeZhujiangDeltaandYangtzeRiverdeltaascentralsoutheastcoastalareadevelopmentquicklytomid-westarea,,themoldproducesthemostcentralizedprovinceisGuangdongandZhejiang,placessuchasJiangsu,Shanghai,,themoldlevelalsohastheverybigenhancement,afterbutdesignmanufacturehorizontaloverallriseandfallindustrydevelopedcountryandsoonYuDe,America,date,France,:(1)ThetotalquantityfallsshortofdemandDomesticmoldassemblingonerateonly,about70%.Low-grademold,centerupscalemoldassemblingoneselfrateonlyhas50%about.(2)anizationalstructure,theproductstructure,thetechnicalstructureandtheimportandexportstructuredoesnotgatherInourcountrymoldproductionfactorytobemostisfromthelabormoldworkshopwhichproducesassemblesoneself(branchfactory),fromproducesassemblesoneselftheproportiontoreachashighasabout60%,buttheoverseasmoldspeciallysmallandDomesticlarge-scale,plex,thelonglifeountsforthetotalquantityproportiontobeinsufficient30%,butoverseasin50%above2004years,:1,,isimportquantitybiggestcountry.(3)Themoldproductlevelgreatlyislowerthantheinternationalstandard2:..Theproductioncycleactuallyishigherthantheinternationalwaterbroadproductlevellowmainlytodisplayinthemoldprecision,cavityaspectandsoonsurfaceroughness,lifeandstructure.(4)Developstheabilitybadly,economicefficiencyunsatisfactoryourcountrymoldenterprisetechnicalpersonnelproportionlowThelevelislower,alsodoesnottaketheproductdevelopment,,tenthousandUSdollars,overseasmoldindustrydevelopedcountrymostly15to10,000USdollars,somereachashighas25to10,000USdollars,relativeisourcountryquitepartofmoldsenterprisesalsocontinuestousetheworkshoptypemanagementwithit,trulyrealizestheenterprisewhichthemodernizedenterprisemanagesfewTocreatetheabovedisparitythereasontobeverymany,themoldlong-termhasnotobtainedthevaluebesidesthehistoryinastheproductwhichshouldhave,aswellasthemoststate-ownedenterprisesmechanismcannotadaptthemarketeconomy,butalsohasthefollowingseveralreasons:.Themoldmaterialperformance,thequalityandthevarietyquestionoftencanaffectthemoldquality,thelifeandthecost,,plate,equipmentenergybalance,(RSP)Tooling,isasprayformingtechnologytailoredforproducingmoldsanddies[2-4].(RP),(orotheralloy)onthepatterntocapturethedesiredshape,,square,allowingittobeusedasaninsertinaholdingblocksuchasaMUDframe[5].Theoverallturnaroundtimefortoolingisaboutthreedays,:..,fit,,-baseceramic(Cotronics780[6])wasslurrycastusingasiliconerubbermasterdie,,ceramicpatternsweredemolded,firedinakiln,,superheatedabout100C,andpressure-fedintoabench-scaleconverging/divergingspraynozzle,designedandconstructedin--flightoxidationoftheatomizeddropletsastheydepositedontothetoolpatternatarateofabout200kg/-to-,thespray--?C,?Cfor30min.,airquenched,anddoubletempered(2hrplus2hr)at538?(3%nital)toolsteelwasevaluatedopticallyusinganOlympusModelPME--dispersivespectroscopy(EDS).’principleandaMettlerbalance(ModelAE100).Aquasi1-'sbasicnumericaltechniquesolvesthesteadystategasflowfieldthroughanadaptivegrid,,:..%,,d=(d84/d16)?,,whered84andd16areparticlediameterscorrespondingto84%and16%(Figure2a),andH13toolsteelsolidfraction(Figure2b),insidethenozzleandfreejet5:..,atwhichpointitprecipitouslydecreases,,,largerdroplets((103-106K/s)andbulkdeposit(1-100K/min)arepresentduringsprayforming[7].Mostoftheparticlesinthesprayhaveundergonerecalescence,(?30μm)andlarge(?150μm)dropletswithdistancefromthenozzleinlet,,,essfullytransferredfromthepatterntospray--mercialceramicsyieldasurfaceroughnessofabout1μmRa,,dimensionalrepeatabilityofspray-formedmolds,startingwithacommonmaster,isabout±%.6:...(a)Velocityprofile.(b),pressure,abrasion,(.%)topromotetoughness,mediumchromiumcontent(5wt.%)toprovidegoodresistancetohightemperaturesoftening,1wt%Sitoimprovehightemperatureoxidationresistance,andsmallmolybdenumandvanadiumadditions(about1%)thatformstablecarbidestoincreaseresistancetoerosivewear[8].,summarizedinTable1,,shape,type,(austenitized/quenched/tempered),quenchedinairoroil,andcarefullytemperedtwoorthreetimesat540to650?binationofhardness,thermalfatigueresistance,,forged,ferritictoolsteelscannotbeprecipitationhardenedbecauseafterelectroslagremeltingatthesteelmill,ingotsarecastthatcoolslowlyandform7:..,rapidsolidificationofH13toolsteelcausesalloyingadditionstoremainlargelyinsolutionandtobemoreuniformlydistributedinthematrix[9-11].