簡(jiǎn)介：摘要I摘要本論文根據(jù)產(chǎn)品圖樣，分析沖裁件的形狀、特點(diǎn)、尺寸大小精度要求、表面質(zhì)量及所用材料等沖壓工世性，在此基礎(chǔ)上，分別設(shè)計(jì)復(fù)合模及壓紋等單工序模具，實(shí)現(xiàn)流水線作業(yè)。流水線作業(yè)是本次設(shè)計(jì)的亮點(diǎn)所在。凸模采用成型加工或線切割，沖裁部分進(jìn)行熱處理，由螺釘固定，剛性推件，彈性卸料裝置橡膠的彈性把料板由下而上推出，隨上模的動(dòng)作而動(dòng)作，運(yùn)動(dòng)平穩(wěn)可靠且不易損壞模具，采用中間導(dǎo)柱圓形有利用安裝，且因安裝不當(dāng)而造成模具損壞，根據(jù)沖壓力選擇開式固定臺(tái)壓力機(jī)。關(guān)鍵詞關(guān)鍵詞沖裁件；級(jí)進(jìn)模；設(shè)計(jì)目錄III目錄摘要IABSTRACTII第一章概述111板式換熱器的介紹112國(guó)內(nèi)外模具發(fā)展現(xiàn)狀2第二章散熱片沖壓工藝性能分析521散熱片的介紹522散熱片形狀尺寸523散熱片的工作原理624散熱片尺寸及精度要求625散熱片沖壓工藝性分析7第三章模具方案的分析確定731方案一732方案二933結(jié)論11第四章模具設(shè)計(jì)1241沖孔模模具設(shè)計(jì)12411確定合理的沖裁間隙13412沖壓壓力的計(jì)算14413壓力機(jī)的選擇14414凹凸模刃口尺寸的設(shè)計(jì)15415沖模閉合高度的確定15416螺栓選取和強(qiáng)度校核15417銷釘選取和強(qiáng)度校核1642對(duì)稱導(dǎo)柱壓中間紋模具設(shè)計(jì)計(jì)算17421沖裁壓力計(jì)算17422壓力機(jī)的選擇18423模具間隙值的確定18424凸凹模刃口尺寸的設(shè)計(jì)19425沖模閉合高度的確定19426沖模主要零部件的設(shè)計(jì)計(jì)算20427螺栓選取和強(qiáng)度校核21428銷釘選取和強(qiáng)度校核2143中間導(dǎo)柱壓兩側(cè)紋模具的計(jì)算22431沖裁壓力計(jì)算22432壓力機(jī)的選擇22433模具間隙值的確定23434沖模閉合高度的確定23435凸凹模刃口尺寸的設(shè)計(jì)23436沖模主要零部件的設(shè)計(jì)計(jì)算24437螺栓選取和強(qiáng)度校核25

簡(jiǎn)介：編號(hào)畢業(yè)設(shè)計(jì)論文外文翻譯（譯文）學(xué)院機(jī)電工程學(xué)院專業(yè)機(jī)械設(shè)計(jì)制造及其自動(dòng)化學(xué)生姓名學(xué)號(hào)指導(dǎo)教師單位藝術(shù)與設(shè)計(jì)學(xué)院姓名梁惠萍職稱講師2012年5月15日PRODUCEACOMPLIANTPART,SAVINGTIMEANDCOSTTHEQUALITYADVANTAGESOFTHEMUCELLPROCESSARECOMPLEMENTEDBYCERTAINDIRECTECONOMICADVANTAGES,INCLUDINGTHEABILITYTOPRODUCE2033MOREPARTSPERHOURONAGIVENMOLDEDMACHINE,ANDTHEABILITYTOMOLDPARTSONLOWERTONNAGEMACHINESASARESULTOFTHEVISCOSITYREDUCTIONANDTHEELIMINATIONOFTHEPACKINGREQUIREMENTTHATACCOMPANIESTHEUSEOFSUPERCRITICALGASTHIS25PAGEPROCESSINGHANDBOOKCOVERSALLASPECTSOFTHEPROCESSFROMSETUPTOTROUBLESHOOTINGTOOPTIMIZINGRESULTSITISPRIMARILYUSEFULTOCOMPANIESWHOAREMANUFACTURINGORAREPLANNINGTOMANUFACTUREPARTSUSINGTHEMUCELLINJECTIONMOLDINGPROCESSPLEASECONTACTTREXELFORACOPYOFTHISPUBLICATIONTHEMUCELLINJECTIONMOLDINGPROCESSINVOLVESTHEHIGHLYCONTROLLEDUSEOFGASINITSSUPERCRITICALSTATESCFTOCREATEDMILLIONSOFMICRONSIZEDVOIDSINTHINWALLMOLDEDPARTSLESSTHAN3MMWITHTHECORRECTEQUIPMENTCONFIGURATION,MOLDDESIGN,ANDPROCESSINGCONDITIONSTHESEMICROCELLULARVOIDSARERELATIVELYUNIFORMINSIZEANDDISTRIBUTIONTHEVOIDSARECREATEDORNUCLEATEDASARESULTOFHOMOGENEOUSNUCLEATIONTHATOCCURSWHENASINGLEPHASESOLUTIONOFPOLYMERANDGASCOMMONLYNITROGEN,BUTOCCASIONALLYCARBONDIOXIDEPASSESTHROUGHTHEINJECTIONGATEINTOTHEMOLDTHESINGLEPHASESOLUTIONISCREATEDTHROUGHTHEOPERATIONOFACONVENTIONALINJECTIONMOLDINGMACHINEWHICHHASBEENMODIFIEDTOALLOWTHECREATIONOFASINGLEPHASESOLUTIONTHEKEYMODIFICATIONSTOTHESYSTEMINVOLVETHEUSEOFAPRECISIONSCFDELIVERYSYSTEMTODELIVERSCFTOSPECIALINJECTORSBASEDONMASSFLOWMETERINGPRINCIPLESTHESCFISTHENINJECTEDINTOTHEBARRELWHEREITISMIXEDWITHTHEPOLYMERVIAASPECIALLYDESIGNEDSCREWASHUTOFFNOZZLEMAINTAINSTHESINGLEPHASESOLUTIONWHILETHEINJECTIONMOLDINGSCREWMAINTAINSSUFFICIENTBACKPRESSUREATALLTIMESTOPREVENTPREMATUREFOAMINGORTHELOSSOFPRESSUREWHICHWOULDALLOWTHESINGLEPHASESOLUTIONTORETURNTOTHETWOPHASESOLUTIONTREXELHASRECENTLYPUBLISHEDACOMPREHENSIVEMUCELLPROCESSGUIDEINENGLISH,CHINESE,JAPANESE,ANDGERMANWHICHEXPLAINSINSTEPBYSTEPDETAILHOWTOAPPLYTHEMUCELLPROCESSINTHEMANUFACTUREOFMUCELLINJECTIONMOLDEDCOMPONENTSTHIS25PAGEPROCESSINGHANDBOOKCOVERSALLASPECTSOFTHEPROCESSFROMSETUPTOTROUBLESHOOTINGTOOPTIMIZINGRESULTSITISPRIMARILYUSEFULTOCOMPANIESWHOAREMANUFACTURINGORAREPLANNINGTOMANUFACTUREPARTSUSINGTHEMUCELLINJECTIONMOLDINGPROCESSPLEASECONTACTTREXELFORACOPYOFTHISPUBLICATIONTHEMUCELLMICROCELLULARFOAMINJECTIONMOLDINGPROCESSFORTHERMOPLASTICSMATERIALSPROVIDESUNIQUEDESIGNFLEXIBILITYANDCOSTSAVINGSOPPORTUNITIESNOTFOUNDINCONVENTIONALINJECTIONMOLDINGTHEMUCELLPROCESSALLOWSFORPLASTICPARTDESIGNWITHMATERIALWALLTHICKNESSOPTIMIZEDFORFUNCTIONALITYANDNOTFORTHEINJECTIONMOLDINGPROCESSTHECOMBINATIONOFDENSITYREDUCTIONANDDESIGNFORFUNCTIONALITYOFTENRESULTSINMATERIALANDWEIGHTSAVINGSOFMORETHAN20BYREPLACINGTHEPACKHOLDPHASEWITHCELLGROWTH,LOWERSTRESSPARTSAREPRODUCEDWHICHHAVEENHANCEDDIMENSIONALSTABILITYANDSUBSTANTIALLYREDUCEWARPAGECELLGROWTHALSORESULTSINTHEELIMINATIONOFSINKMARKS

簡(jiǎn)介：0電位器盒注塑模具設(shè)計(jì)聲明本人所呈交的電位器盒模具設(shè)計(jì)，是我在指導(dǎo)教師的指導(dǎo)和查閱相關(guān)著作下獨(dú)立進(jìn)行分析研究所取得的成果。除文中已經(jīng)注明引用的內(nèi)容外，本論文不包含其他個(gè)人已經(jīng)發(fā)表或撰寫過的研究成果。對(duì)本文的研究做出重要貢獻(xiàn)的個(gè)人和集體，均已在文中作了明確說明并表示謝意。作者簽名日期2014年3月20日

簡(jiǎn)介：文件名稱崗位職責(zé)及績(jī)效考核管理辦法制定部門模具部文件編號(hào)JXKH001制定日期2010312文件頁次1/9修訂時(shí)間1010目的目的為鼓勵(lì)模具部門相關(guān)工作人員對(duì)公司之貢獻(xiàn)力,每個(gè)月依照個(gè)人在自己本職工作內(nèi)的表現(xiàn)進(jìn)行相關(guān)考核,并作為月工作績(jī)效獎(jiǎng)罰金、年度先進(jìn)工作者的評(píng)選、加薪晉級(jí)、年終獎(jiǎng)金發(fā)放之依據(jù)2020適用范圍適用范圍本部門全體人員均適用3030權(quán)責(zé)權(quán)責(zé)31部門主管依平時(shí)對(duì)部屬作出考核評(píng)估記錄，每月底號(hào)時(shí)呈報(bào)部門經(jīng)理審批32部門經(jīng)理督促部門主管考核真實(shí)性和稽查工作，以及審查部門主管考核結(jié)果32人事部稽查各部門考核真實(shí)性，統(tǒng)計(jì)當(dāng)月相關(guān)部門考核結(jié)果并作薪資核算4040定義定義無無5050作業(yè)內(nèi)容作業(yè)內(nèi)容51績(jī)效獎(jiǎng)金標(biāo)準(zhǔn)績(jī)效獎(jiǎng)金標(biāo)準(zhǔn)511所有考核人員，考核績(jī)效金額為其被考核人員當(dāng)月崗位補(bǔ)貼和質(zhì)量工資（不含其它補(bǔ)貼）的50為考核標(biāo)準(zhǔn)。52績(jī)效考核方法績(jī)效考核方法521個(gè)人工作績(jī)效的評(píng)估依據(jù)執(zhí)行,采用扣分與獎(jiǎng)分的方式作業(yè)522本績(jī)效考核金額納入基本薪資項(xiàng)目之一,在考核當(dāng)月薪資中合并發(fā)放523工作績(jī)效考核標(biāo)準(zhǔn)分?jǐn)?shù)為100分,月統(tǒng)計(jì)出扣分與獎(jiǎng)分524考核評(píng)分必須公正,公平,公開的方式,若某一事件發(fā)生在考核標(biāo)準(zhǔn)規(guī)定中多條規(guī)定相接近時(shí),則只好依最近之規(guī)定進(jìn)行記分525每月20日前部門需依據(jù)月獎(jiǎng)罰內(nèi)容記錄表匯總成月績(jī)效考核評(píng)估表上交到人事部，由人事經(jīng)理審核,總經(jīng)理核準(zhǔn)后列為每月度績(jī)效獎(jiǎng)金發(fā)放之依據(jù)文件名稱崗位職責(zé)及績(jī)效考核管理辦法制定部門模具部文件編號(hào)JXKH001制定日期2010312文件頁次3/9修訂時(shí)間5555績(jī)效薪資計(jì)算方法績(jī)效薪資計(jì)算方法551績(jī)效薪資總額薪資總額50績(jī)效崗位工資質(zhì)量工資50552當(dāng)月績(jī)效薪資額績(jī)效薪資總額考核系數(shù)÷56060參考資料參考資料617070表單表單71月績(jī)效考核評(píng)分表72月獎(jiǎng)罰內(nèi)容記錄表

簡(jiǎn)介：1THEINJECTIONMOLDING1、THEINJECTIONMOLDINGINJECTIONMOLDINGISPRINCIPALLYUSEDFORTHEPRODUCTIONOFTHETHERMOPLASTICPARTS,ALTHOUGHSOMEPROGRESSHASBEENMADEINDEVELOPINGAMETHODFORINJECTIONMOLDINGSOMETHERMOSETTINGMATERIALSTHEPROBLEMOFINJECTIONAMETHODPLASTICINTOAMOLDCAVITYFROMARESERVOIROFMELTEDMATERIALHASBEENEXTREMELYDIFFICULTTOSOLVEFORTHERMOSETTINGPLASTICWHICHCUREANDHARDENUNDERSUCHCONDITIONSWITHINAFEWMINUTESTHEPRINCIPLEOFINJECTIONMOLDINGISQUITESIMILARTOTHATOFDIECASTINGTHEPROCESSCONSISTSOFFEEDINGAPLASTICCOMPOUNDINPOWEREDORGRANULARFORMFROMAHOPPERTHROUGHMETERINGANDMELTINGSTAGESANDTHENINJECTINGITINTOAMOLDAFTERABRIEFCOOLINGPERIOD,THEMOLDISOPENEDANDTHESOLIDIFIEDPARTEJECTEDINJECTIONMOLDINGMACHINEOPERATIONTHEADVANTAGEOFINJECTIONMOLDINGARE（Ⅰ）AHIGHMOLDINGSPEEDADAPTERFORMASSPRODUCTIONISPOSSIBLE；（Ⅱ）THEREISAWIDECHOICEOFTHERMOPLASTICMATERIALSPROVIDINGAVARIETYOFUSEFULPROPERTIES；（Ⅲ）ITISPOSSIBLETOMOLDTHREADS,UNDERCUTS,SIDEHOLES,ANDLARGETHINSECTION2、THEINJECTIONMOLDINGMACHINESEVERALMETHODSAREUSEDTOFORCEORINJECTTHEMELTEDPLASTICINTOTHEMOLDTHEMOSTCOMMONLYUSEDSYSTEMINTHELARGERMACHINESISTHEINLINERECIPROCATINGSCREW,ASSHOWNINFIGURE21THESCREWACTSASACOMBINATIONINJECTIONANDPLASTICIZINGUNITASTHEPLASTICISFEDTOTHEROTATINGSCREW,ITPASSESTHROUGHTHREEZONESASSHOWNFEED,COMPRESSION,ANDMETERINGAFTERTHEFEEDZONE,THESCREWFLIGHTDEPTHISGRADUALLYREDUCED,FORCETHEPLASTICTOCOMPRESSTHEWORKISCONVERTEDTOHEATBYCONDUCTIONFROMTHEBARRELSURFACEASTHECHAMBERINFRONTOFTHESCREWBECOMESFILLED,ITFORCESTHESCREWBACK,TRIPPINGALIMITSWITCHTHATACTIVATESAHYDRAULICCYLINDERTHATFORCESTHESCREWFORWARDANDINJECTSTHEFLUIDPLASTICINTOTHECLOSEDMOLDANANTIFLOWBACKVALVEPRESENTSPLASTICUNDERPRESSUREFROMESCAPINGBACKINTOTHESCREWFLIGHTTHECLAMPINGFORCETHATAMACHINEISCAPABLEOFEXERTINGISPARTOFTHESIZEDESIGNATIONANDISMEASUREDINTONSARULEOFTHUMBCANBEUSEDTODETERMINETHETONNAGEREQUIRED3ISOPENEDTOACHIEVETHISSEQUENCE,SPRINGSMAYBEINCORPORATEDBETWEENTHEFEEDPLATEANDTHEFLOATINGCAVITYPLATETHESPRINGSSHOULDBESTRONGENOUGHTOGIVEANINITIALIMPETUSTOTHEFLOATINGCAVITYPLATETOENSUREITMOVESAWAYWITHTHEMOVINGHALFITISNORMALPRACTICETOMOUNTTHESPRINGSONTHEGUIDEPILLARS（FIGURE32）ANDACCOMMODATETHEMINSUITABLEPOCKETINTHECAVITYPLATETHEMAJORPARTOFTHEFEEDSYSTEM（RUNNERANDSPRUE）ISACCOMMODATEDINTHEFEEDPLATETOFACILITATEAUTOMATICOPERATION,THERUNNERSHOULDBEOFATRAPEZOIDALFORMSOTHATONCEITISPULLEDFROMTHEFEEDPLATEISCANEASILYBEEXTRACTEDNOTETHATIFAROUNDRUNNERISUSED,HALFTHERUNNERISFORMEDINTHEFLOATINGCAVITYPLATE,WHEREITWOULDREMAIN,ANDBEPREVENTEDFROMFALLINGORBEINGWIPEDCLEARWHENTHEMOULDISOPENEDNOWTHATWEHAVECONSIDEREDTHEMOULDASSEMBLYINTHESOMEDETAIL,WELOOKATTHECYCLEOFOPERATIONFORTHISTYPEOFMOULDTHEIMPRESSIONSAREFILLEDVIATHEFEEDSYSTEM（FIGURE31（A））ANDAFTERASUITABLEDWELLPERIOD,THEMACHINEPLATENSCOMMENCETOOPENAFORCEISIMMEDIATELYEXERTEDBYTHECOMPRESSIONSPRINGS,WHICHCAUSETHEFLOATINGCAVITYPLATETOMOVEAWAYWITHTHEMOVINGHALFASPREVIOUSLYDISCUSSEDTHESPRUEISPULLEDFROMTHESPRUEBUSHBYTHESPRUEPULLERAFTERTHEFLOATINGCAVITYPLATEHASMOVEDAPREDETERMINEDDISTANCE,ITISARRESTEDBYTHESTOPBOLTSTHEMOVINGHALFCONTINUESTOMOVEBACKANDTHEMOLDINGS,HAVINGSHRUNKONTOTHECORES,AREWITHDRAWNFROMTHECAVITIESTHEPINGATEBREAKSATITSJUNCTIONWITHTHERUNNER（FIGURE31（B））THESPRUEPULLER,BEINGATTACHEDTOTHEMOVINGHALF,ISPULLEDTHROUGHTHEFLOATINGCAVITYPLATEANDTHEREBYRELEASETHEFEEDSYSTEMWHICHISTHENFREETOFALLBETWEENTHEFLOATINGCAVITYPLATEANDTHEFEEDPLATETHEMOVINGHALFCONTINUESTOMOVEBACKUNTILTHEEJECTORSYSTEMISOPERATEDANDTHEMOLDINGSAREEJECTED（FIGURE31（C））WHENTHEMOULDISCLOSED,THERESPECTIVEPLATESARERETURNEDTOTHEIRMOLDINGPOSITIONANDTHECYCLEISREPEATED4、FEEDSYSTEMITISNECESSARYTOPROVIDEAFLOWWAYINTHEINJECTIONMOULDTOCONNECTTHENOZZLE（OFTHEINJECTIONMACHINE）TOEACHIMPRESSIONTHISFLOWWAYISTERMEDTHEFEEDSYSTEMNORMALLYTHEFEEDSYSTEMCOMPRISESASPRUE,RUNNERANDGATETHESETERMSAPPLY

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TERISTICISSAVESMATERIAL,THEMOLDMANUFACTURECYCLESHORT,ELECTROLYTICCASTINGLEVELDEGREEOFHARDNESSMAYREACH40HRC,ENHANCEDTHERESISTANCETOWEARANDTHELIFE,ROUGHNESS,THESIZEPRECISIONISCOMPLETELYCONSISTENTWITHTHETYPEMOLD,ISSUITABLEFORTHEINJECTION,ATTRACTSMODELS,THEBLOWMOLDING,KEEPSOUTMODELS,MOLDCAVITYANDTHEELECTRICSPARKANDSOONBAKELITEMOLD,GLASSMOLD,COMPRESSIONCASTINGMOLDTAKESSHAPETHEELECTRODEMANUFACTURE223CAVITIESSURFACESFINEPATTERNTAKESSHAPEETCHINGTECHNOLOGYTHEETCHINGTECHNOLOGYISOPTICS,CHEMISTRY,THEMACHININGSYNTHESISAPPLICATIONONEKINDOFTECHNOLOGY,ITSBASICPRINCIPLEISMAKESFIRSTTHEPATTERNDESIGNTHEFILM,THENINHASSPREADTHEFILMONPATTERNDESIGNDUPLICATIONTHEPHOTOSENSITIVEMATERIALONTHEMOLD

簡(jiǎn)介：機(jī)械專業(yè)中英文文獻(xiàn)翻譯英文原文英文原文CONCURRENTDESIGNOFPLASTICSINJECTIONMOULDSASSISTPROFDRAYAYLA/PROFDRPA?AYAYLAABSTRACTTHEPLASTICPRODUCTMANUFACTURINGINDUSTRYHASBEENGROWINGRAPIDLYINRECENTYEARSONEOFTHEMOSTPOPULARPROCESSESFORMAKINGPLASTICPARTSISINJECTIONMOULDINGTHEDESIGNOFINJECTIONMOULDISCRITICALLYIMPORTANTTOPRODUCTQUALITYANDEFFICIENTPRODUCTPROCESSINGMOULDMAKINGCOMPANIES,WHOWISHTOMAINTAINTHECOMPETITIVEEDGE,DESIRETOSHORTENBOTHDESIGNANDMANUFACTURINGLEADINGTIMESOFTHEBYAPPLYINGASYSTEMATICMOULDDESIGNPROCESSTHEMOULDINDUSTRYISANIMPORTANTSUPPORTINDUSTRYDURINGTHEPRODUCTDEVELOPMENTPROCESS,SERVINGASANIMPORTANTLINKBETWEENTHEPRODUCTDESIGNERANDMANUFACTURERPRODUCTDEVELOPMENTHASCHANGEDFROMTHETRADITIONALSERIALPROCESSOFDESIGN,FOLLOWEDBYMANUFACTURE,TOAMOREORGANIZEDCONCURRENTPROCESSWHEREDESIGNANDMANUFACTUREARECONSIDEREDATAVERYEARLYSTAGEOFDESIGNTHECONCEPTOFCONCURRENTENGINEERINGCEISNOLONGERNEWANDYETITISSTILLAPPLICABLEANDRELEVANTINTODAY’SMANUFACTURINGENVIRONMENTTEAMWORKINGSPIRIT,MANAGEMENTINVOLVEMENT,TOTALDESIGNPROCESSANDINTEGRATIONOFITTOOLSARESTILLTHEESSENCEOFCETHEAPPLICATIONOFTHECEPROCESSTOTHEDESIGNOFANINJECTIONPROCESSINVOLVESTHESIMULTANEOUSCONSIDERATIONOFPLASTICPARTDESIGN,MOULDDESIGNANDINJECTIONMOULDINGMACHINESELECTION,PRODUCTIONSCHEDULINGANDCOSTASEARLYASPOSSIBLEINTHEDESIGNSTAGTHISPAPERPRESENTSTHEBASICSTRUCTUREOFANINJECTIONMOULDDESIGNTHEBASISOFTHISSYSTEMARISESFROMANANALYSISOFTHEINJECTIONMOULDDESIGNPROCESSFORMOULDDESIGNCOMPANIESTHISINJECTIONMOULDDESIGNSYSTEMCOVERSBOTHTHEMOULDDESIGNPROCESSANDMOULDKNOWLEDGEMANAGEMENTFINALLYTHEPRINCIPLEOFCONCURRENTENGINEERINGPROCESSISOUTLINEDANDTHENITSPRINCIPLEISAPPLIEDTOTHEDESIGNOFAPLASTICINJECTIONMOULDKEYWORDSPLASTICINJECTIONMOULDDESIGN,CONCURRENTENGINEERING,COMPUTERAIDEDENGINEERING,MOULDINGCONDITIONS,PLASTICINJECTIONMOULDING,FLOWSIMULATION1INTRODUCTIOINJECTIONMOULDSAREALWAYSEXPENSIVETOMAKE,UNFORTUNATELYWITHOUTAMOULDITCANNOTBE機(jī)械專業(yè)中英文文獻(xiàn)翻譯TOOLSENABLEALLTHESEANALYSISTOBECOMPLETEDINAMETEROFDAYSOREVENHOURS,RATHERTHANWEEKSORMONTHSNEEDEDFORTHEREALEXPERIMENTALTRIALANDERRORCYCLESASCAEISUSEDINTHEEARLYDESIGNOFPART,MOULDANDMOULDINGPARAMETERS,THECOSTSAVINGSARESUBSTANTIALNOTONLYBECAUSEOFBESTFUNCTIONINGPARTANDTIMESAVINGSBUTALSOTHESHORTENSTHETIMENEEDEDTOLAUNCHTHEPRODUCTTOTHEMARKETTHENEEDTOMEETSETTOLERANCESOFPLASTICPARTTIESINTOALLASPECTSOFTHEMOULDINGPROCESS,INCLUDINGPARTSIZEANDSHAPE,RESINCHEMICALSTRUCTURE,THEFILLERSUSED,MOULDCAVITYLAYOUT,GATING,MOULDCOOLINGANDTHERELEASEMECHANISMSUSEDGIVENTHISCOMPLEXITY,DESIGNERSOFTENUSECOMPUTERDESIGNTOOLS,SUCHASFINITEELEMENTANALYSISFEAANDMOULDFILLINGANALYSISMFA,TOREDUCEDEVELOPMENTTIMEANDCOSTFEADETERMINESSTRAIN,STRESSANDDEFLECTIONINAPARTBYDIVIDINGTHESTRUCTUREINTOSMALLELEMENTSWHERETHESEPARAMETERSCANBEWELLDEFINEDMFAEVALUATESGATEPOSITIONANDSIZETOOPTIMIZERESINFLOWITALSODEFINESPLACEMENTOFWELDLINES,AREASOFEXCESSIVESTRESS,ANDHOWWALLANDRIBTHICKNESSAFFECTFLOWOTHERFINITEELEMENTDESIGNTOOLSINCLUDEMOULDCOOLINGANALYSISFORTEMPERATUREDISTRIBUTION,ANDCYCLETIMEANDSHRINKAGEANALYSISFORDIMENSIONALCONTROLANDPREDICTIONOFFROZENSTRESSANDWARPAGETHECAEANALYSISOFCOMPRESSIONMOULDEDPARTSISSHOWNINFIGURE1THEANALYSISCYCLESTARTSWITHTHECREATIONOFACADMODELANDAFINITEELEMENTMESHOFTHEMOULDCAVITYAFTERTHEINJECTIONCONDITIONSARESPECIFIED,MOULDFILLING,FIBERORIENTATION,CURINGANDTHERMALHISTORY,SHRINKAGEANDWARPAGECANBESIMULATEDTHEMATERIALPROPERTIESCALCULATEDBYTHESIMULATIONCANBEUSEDTOMODELTHESTRUCTURALBEHAVIOUROFTHEPARTIFREQUIRED,PARTDESIGN,GATELOCATIONANDPROCESSINGCONDITIONSCANBEMODIFIEDINTHECOMPUTERUNTILANACCEPTABLEPARTISOBTAINEDAFTERTHEANALYSISISFINISHEDANOPTIMIZEDPARTCANBEPRODUCEDWITHREDUCEDWELDLINEKNOWNALSOKNITLINE,OPTIMIZEDSTRENGTH,CONTROLLEDTEMPERATURESANDCURING,MINIMIZEDSHRINKAGEANDWARPAGEMACHININGOFTHEMOULDSWASFORMERLYDONEMANUALLY,WITHATOOLMAKERCHECKINGEACHCUTTHISPROCESSBECAMEMOREAUTOMATEDWITHTHEGROWTHANDWIDESPREADUSEOFCOMPUTERNUMERICALLYCONTROLLEDORCNCMACHININGCENTRESSETUPTIMEHASALSOBEENSIGNIFICANTLYREDUCEDTHROUGHTHEUSEOFSPECIALSOFTWARECAPABLEOFGENERATINGCUTTERPATHSDIRECTLYFROMACADDATAFILESPINDLESPEEDSASHIGHAS100,000RPMPROVIDEFURTHERADVANCESINHIGHSPEEDMACHININGCUTTINGMATERIALSHAVEDEMONSTRATEDPHENOMENALPERFORMANCEWITHOUTTHEUSEOFANYCUTTING/COOLANTFLUIDWHATSOEVERASARESULT,THEPROCESSOFMACHININGCOMPLEXCORESANDCAVITIESHASBEENACCELERATEDITISGOODNEWSTHATTHETIMEITTAKESTOGENERATEAMOULDISCONSTANTLYBEINGREDUCEDTHEBADNEWS,ONTHEOTHERHAND,ISTHATEVENWITHALLTHESEADVANCES,DESIGNINGANDMANUFACTURINGOFTHEMOULDCANSTILLTAKEALONGTIMEANDCANBEEXTREMELYEXPENSIVE

簡(jiǎn)介：譯文一譯文一模具的發(fā)展趨勢(shì)模具的發(fā)展趨勢(shì)1．模具CAD/CAE/CAM正向集成化、三維化、智能化和網(wǎng)絡(luò)化方向發(fā)展（1）模具軟件功能集成化模具軟件功能的集成化要求軟件的功能模塊比較齊全，同時(shí)各功能模塊采用同一數(shù)據(jù)模型，以實(shí)現(xiàn)信息的綜合管理與共享，從而支持模具設(shè)計(jì)、制造、裝配、檢驗(yàn)、測(cè)試及生產(chǎn)管理的全過程，達(dá)到實(shí)現(xiàn)最佳效益的目的。如英國(guó)DELCAM公司的系列化軟件就包括了曲面/實(shí)體幾何造型、復(fù)雜形體工程制圖、工業(yè)設(shè)計(jì)高級(jí)渲染、塑料模設(shè)計(jì)專家系統(tǒng)、復(fù)雜形體CAM、藝術(shù)造型及雕刻自動(dòng)編程系統(tǒng)、逆向工程系統(tǒng)及復(fù)雜形體在線測(cè)量系統(tǒng)等。集成化程度較高的軟件還包括PRO/ENGINEER、UG和CATIA等。國(guó)內(nèi)有上海交通大學(xué)金屬塑性成型有限元分析系統(tǒng)和沖裁模CAD/CAM系統(tǒng)；北京北航海爾軟件有限公司的CAXA系列軟件；吉林金網(wǎng)格模具工程研究中心的沖壓模CAD/CAE/CAM系統(tǒng)等。（2）模具設(shè)計(jì)、分析及制造的三維化傳統(tǒng)的二維模具結(jié)構(gòu)設(shè)計(jì)已越來越不適應(yīng)現(xiàn)代化生產(chǎn)和集成化技術(shù)要求。模具設(shè)計(jì)、分析、制造的三維化、無紙化要求新一代模具軟件以立體的、直觀的感覺來設(shè)計(jì)模具，所采用的三維數(shù)字化模型能方便地用于產(chǎn)品結(jié)構(gòu)的CAE分析、模具可制造性評(píng)價(jià)和數(shù)控加工、成形過程模擬及信息的管理與共享。如PRO/ENGINEER、UG和CATIA等軟件具備參數(shù)化、基于特征、全相關(guān)等特點(diǎn)，從而使模具并行工程成為可能。另外，CIMATRAN公司的MOLDEXPERT，DELCAM公司的PSMOLD及日立造船的SPACEE/MOLD均是3D專業(yè)注塑模設(shè)計(jì)軟件，可進(jìn)行交互式3D型腔、型芯設(shè)計(jì)、模架配置及典型結(jié)構(gòu)設(shè)計(jì)。澳大利亞MOLDFLOW公司的三維真實(shí)感流動(dòng)模擬軟件MOLDFLOWADVISERS已經(jīng)受到用戶廣泛的好評(píng)和應(yīng)用。國(guó)內(nèi)有華中理工大學(xué)研制的同類軟件HSC3D45F及鄭州工業(yè)大學(xué)的ZMOLD軟件。面向制造、基于知識(shí)的智能化功能是衡量模具軟件先進(jìn)性和實(shí)用性的重要標(biāo)志之一。如CIMATRON公司的注塑模專家軟件能根據(jù)脫模方向自動(dòng)產(chǎn)生分型線和分型面，生成與制品相對(duì)應(yīng)的型芯和型腔，實(shí)現(xiàn)模架零件的全相關(guān)，自動(dòng)產(chǎn)生材料明細(xì)表和供NC加工的鉆孔表格，并能進(jìn)行智能化加工參數(shù)設(shè)定、加工結(jié)果校驗(yàn)等。2外文原文外文原文DIETREND1．MOLDCAD/CAE/CAMBEINGINTEGRATED,THREEDIMENSIONAL,INTELLIGENTANDNETWORKDIRECTION1MOLDSOFTWAREFEATURESINTEGRATEDDIESOFTWAREFEATURESOFINTEGRATEDSOFTWAREMODULESREQUIREDRELATIVELYCOMPLETE,WHILETHEFUNCTIONMODULEUSINGTHESAMEDATAMODEL,INORDERTOACHIEVESYNDICATEDNEWSMANAGEMENTANDSHARINGOFINFORMATIONTOSUPPORTTHEMOLDDESIGN,MANUFACTURE,ASSEMBLY,INSPECTION,TESTINGANDPRODUCTIONMANAGEMENTOFTHEENTIREPROCESSTOACHIEVEOPTIMALBENEFITSSERIESSUCHASTHEUKDELCAMSSOFTWAREWILLINCLUDEASURFACE/SOLIDGEOMETRICMODELING,ENGINEERINGDRAWINGCOMPLEXGEOMETRY,ADVANCEDRENDERINGINDUSTRIALDESIGN,PLASTICMOLDDESIGNEXPERTSYSTEM,COMPLEXPHYSICALCAM,ARTISTICDESIGNANDSCULPTUREAUTOMATICPROGRAMMINGSYSTEM,REVERSEENGINEERINGANDCOMPLEXSYSTEMSPHYSICALLINEMEASUREMENTSYSTEMSAHIGHERDEGREEOFINTEGRATIONOFTHESOFTWAREINCLUDESPRO/ENGINEER,UGANDCATIA,ETCSHANGHAIJIAOTONGUNIVERSITY,CHINAWITHFINITEELEMENTANALYSISOFMETALPLASTICFORMINGSYSTEMSANDDIECAD/CAMSYSTEMSBEIJINGBEIHANGHAIER

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簡(jiǎn)介：水杯模具設(shè)計(jì)專業(yè)機(jī)械設(shè)計(jì)制造及其自動(dòng)化學(xué)生指導(dǎo)教師完成日期2012年5月22日IABSTRACTINRECENTYEARS,CHINASRAPIDDEVELOPMENTOFTHEMOLD,ESPECIALLYTHEPLASTICMOLDOFTHEINCREASINGLYHIGHDEMAND,INRECENTYEARS,THEPLASTICMOLDINTHEMOLDINDUSTRYTHEPROPORTIONOFUPTO30JOBS,IBELIEVEINTHECOMINGYEARS,CHINAPLASTICMOLDINDUSTRYWILLMAINTAINANAVERAGEANNUALGROWTHRATEOFMORETHAN10HIGHSPEEDDEVELOPMENT,THEDOMESTICMARKETTOPLASTICMOLDINJECTIONMOLDGREATESTDEMANDTHEFUTUREDEVELOPMENTDIRECTIONOFINJECTIONMOLDTOMORESOPHISTICATED,MOREEFFICIENT,COMPLEXANDMULTIPURPOSE,LARGER,MORESOPHISTICATED,MORECOMPLEX,MOREGREENANDMOREECONOMICDEVELOPMENT,MOLDTHETECHNICALCONTENTOFTHEPRODUCTWILLCONTINUETOIMPROVE,THEMANUFACTURINGCYCLEOFTHEDIEWILLSHORTENCEASELESSLYPLASTICMOLDINGINJECTIONMOLDINGISANIMPORTANTMETHOD,WHICHISMAINLYAPPLIEDTOTHETHERMALPLASTICMOLDING,MOLDINGCANBEASIMPLEORCOMPLEXPRECISIONPLASTICPARTSTHISTOPICISTHECUPASADESIGNMODEL,THEINJECTIONMOLDRELATEDKNOWLEDGEASTHEBASIS,ELABORATESTHEDESIGNPROCESSOFPLASTICINJECTIONMOLDINTRODUCTIONTOTHESTRUCTUREOFPLASTICPARTSPLASTICPARTSSHAPE,MATERIALSELECTION,ANDTHESTRUCTUREPROCESSOFPLASTICPRODUCTS,INJECTIONMOLDINGMACHINEEQUIPMENTCOMPOSITIONCLASSIFICATIONANDSPECIFICATIONSTHISPAPERINTRODUCESINDETAILTHECUPINJECTIONMOLDDESIGN,FROMPRODUCTSTRUCTUREMANUFACTURABILITYANALYSIS,THESPECIFICSTRUCTUREOFTHEMOLD,MOLDCAVITYPARTINGSURFACE,CAVITYNUMBER,ASWELLASTOMOLDSGATINGSYSTEMDESIGN,ANALYSISANDCALCULATIONOFMOLDINGPARTS,MOLDGUIDEMECHANISMDESIGN,THEINTRODUCTIONOFINSTITUTIONS,THEUSEOFEMXMOLDDESIGNEXPERTFORMOLDDESIGN,FINALLYTHE3DMODELINGUSINGPRO/ENGINEERDWGFILEISTRANSFERREDOUTOFAMAPKEYWORDSINJECTIONMOLDINGINJECTIONMACHINEPRO/ENGINEEREMXFORMWORKDESIGNEXPERT

簡(jiǎn)介：平頂山工業(yè)職業(yè)技術(shù)學(xué)院平頂山工業(yè)職業(yè)技術(shù)學(xué)院模具設(shè)計(jì)與制造專業(yè)模具設(shè)計(jì)與制造專業(yè)課程標(biāo)準(zhǔn)機(jī)械工程學(xué)院機(jī)械工程學(xué)院二〇一八年八月二〇一八年八月三、課程目標(biāo)與內(nèi)容設(shè)計(jì)三、課程目標(biāo)與內(nèi)容設(shè)計(jì)11總體目標(biāo)總體目標(biāo)學(xué)學(xué)習(xí)并掌握典型沖壓模具設(shè)計(jì)與制造的基本知識(shí)和方法；培養(yǎng)在設(shè)計(jì)和動(dòng)手實(shí)踐過程中主動(dòng)發(fā)現(xiàn)問題并解決問題的能力；能會(huì)做由典型到一般的實(shí)際模具設(shè)計(jì)與制造工作。同時(shí)，以課程為載體培養(yǎng)學(xué)生健康的人格和身心、勞動(dòng)安全和環(huán)保意識(shí)。1）知識(shí)與能力目標(biāo)能準(zhǔn)確解釋沖壓工藝的相關(guān)術(shù)語及其含義。能說出沖壓件生產(chǎn)的一般過程，沖壓工藝、工序和實(shí)現(xiàn)工序所需模具的種類，會(huì)具體沖壓件的工藝分析與工序設(shè)計(jì)、會(huì)設(shè)計(jì)實(shí)現(xiàn)工序所需模具的結(jié)構(gòu)、模具材料及熱處理的選用，應(yīng)用模具標(biāo)準(zhǔn)和設(shè)計(jì)手冊(cè)、能應(yīng)用CAD/CAE軟件建立三維模型、進(jìn)行成形工藝分析和繪制設(shè)計(jì)圖紙。能說出典型壓力加工設(shè)備的結(jié)構(gòu)及其上下工作臺(tái)特點(diǎn)和參數(shù)，并能夠正確進(jìn)行設(shè)備選型和完成模具的安裝、調(diào)試并逐步掌握壓力加工設(shè)備操作調(diào)試技巧。能針對(duì)模具設(shè)計(jì)要求和生產(chǎn)制造條件制定加工工藝方案和加工過程，完成零件的加工和模具的裝配。2）過程與方法目標(biāo)掌握典型沖壓模具設(shè)計(jì)與制造的一般過程，通過學(xué)習(xí)情境（具體沖壓件項(xiàng)目）設(shè)計(jì)，能主動(dòng)、正確地進(jìn)行技術(shù)資料準(zhǔn)備（如沖壓手冊(cè)、典型模具結(jié)構(gòu)圖冊(cè)、模具標(biāo)準(zhǔn)、模具設(shè)計(jì)員手冊(cè)、類似零件的工藝及設(shè)計(jì)文件、模具設(shè)計(jì)與制造行業(yè)的近期技術(shù)發(fā)展），并正確分析處理、提取當(dāng)用信息；能運(yùn)用CAM軟件建立三維模型、進(jìn)行模具設(shè)計(jì)并完成模具設(shè)計(jì)圖樣繪制和設(shè)計(jì)過程文件的留存；能進(jìn)行加工實(shí)踐并完成相應(yīng)的實(shí)踐。7能正確分析缺陷產(chǎn)生原因；8能正確判斷模具工作狀態(tài)；9能正確安裝調(diào)整夾具；10能正確技術(shù)指導(dǎo)實(shí)際生產(chǎn)；11能提出零件成形的模具種類，數(shù)量；3模具制造工1能讀懂零件圖紙，了解相關(guān)技術(shù)要求實(shí)現(xiàn)的加工方法；2能夠完成模具件銑削加工（數(shù)控銑、普通銑）；3能夠完成模具件磨削加工；4能夠完成模具成型件的電加工、拋光加工；5能完成車削加工；6能夠較好的進(jìn)行溝通4模具組裝與調(diào)試1能讀懂模具裝配圖和零件圖2能看懂裝配圖和零件圖公差配合意義及國(guó)家模具設(shè)計(jì)相關(guān)標(biāo)準(zhǔn)3能夠?qū)Φ湫湍＞哌M(jìn)行裝配4具備模具鉗工相關(guān)技能5具備機(jī)械加工能力鉆、銑、車刨、磨和數(shù)控加工）6能夠較好地與模具設(shè)計(jì)、工藝設(shè)計(jì)、生產(chǎn)管理、質(zhì)檢人員交流溝通。5成型操作工1懂成型機(jī)操作原理；2會(huì)成型工藝；3能操作成型機(jī)；4根據(jù)制品材料和成型工藝性，會(huì)合理優(yōu)化成型工藝參數(shù)；5能簡(jiǎn)單的排除成型工作中常見障礙。6模具維護(hù)與維修1懂成型工藝；2懂并能操作成型機(jī)（沖壓機(jī)和注塑機(jī)）；3能完成修模的鉗工工作。

簡(jiǎn)介：機(jī)電與車輛工程學(xué)院畢業(yè)設(shè)計(jì)（外文翻譯）題目目短連桿沖壓模具設(shè)計(jì)短連桿沖壓模具設(shè)計(jì)專業(yè)業(yè)機(jī)械制造及其自動(dòng)化機(jī)械制造及其自動(dòng)化班級(jí)級(jí)2010級(jí)2班姓名名高寒IMPORTANTPOSITIONINTHENATIONALECONOMYSINCE1997,THEYHAVETOMOLDANDITSPROCESSINGTECHNOLOGYANDEQUIPMENTINCLUDEDINTHE“CURRENTNATIONALFOCUSONENCOURAGINGTHEDEVELOPMENTOFINDUSTRIES,PRODUCTSANDTECHNOLOGIESCATALOG“AND“TOENCOURAGEFOREIGNINVESTMENTINDUSTRYDIRECTORY“APPROVEDBYTHESTATECOUNCIL,FROM1997TO2000,MORETHAN80PROFESSIONALMOLDFACTORYOWNED70VATREFUNDOFPREFERENTIALPOLICIESTOSUPPORTMOLDINDUSTRYALLTHESEHAVEFULLYDEMONSTRATEDTHEDEVELOPMENTOFTHESTATECOUNCILANDSTATEDEPARTMENTSTOOLINGINDUSTRYATTENTIONANDSUPPORTMOLDAROUNDTHEWORLDABOUTTHECURRENTANNUALOUTPUTOF60BILLIONUSDOLLARS,JAPAN,THEUNITEDSTATESANDOTHERINDUSTRIALIZEDCOUNTRIESDIEOFINDUSTRIALOUTPUTVALUEOFMORETHANMACHINETOOLINDUSTRY,BEGINNINGIN1997,CHINASINDUSTRIALOUTPUTVALUEHASEXCEEDEDTHEMOLDMACHINETOOLINDUSTRYOUTPUTACCORDINGTOSTATISTICS,HOMEAPPLIANCES,TOYSANDOTHERLIGHTINDUSTRIES,NEARLY90OFTHEPARTSAREINTEGRATEDWITHPRODUCTIONOFCHOPSTICKSINAIRCRAFT,AUTOMOBILES,AGRICULTURALMACHINERYANDRADIOINDUSTRIES,THEPROPORTIONEXCEEDED60SUCHASAIRCRAFTMANUFACTURING,THEUSEOFACERTAINTYPEOFFIGHTERDIESMORETHAN30,000UNITS,OFWHICHTHEHOST8000SETS,2000SETSOFENGINES,AUXILIARY20000SETSFROMTHEOUTPUTOFVIEW,SINCETHE80S,THEUNITEDSTATES,JAPANANDOTHERINDUSTRIALIZEDCOUNTRIESDIEINDUSTRYOUTPUTVALUEHASEXCEEDEDTHEMACHINETOOLINDUSTRY,ANDTHEREARESTILLRISINGPRODUCTIONTECHNOLOGY,ACCORDINGTOTHEINTERNATIONALASSOCIATIONPREDICTSTHATIN2000,THEPRODUCTBESTPIECESOFROUGH75,50WILLBEFINISHEDMOLDCOMPLETEDMETALS,PLASTICS,CERAMICS,RUBBER,BUILDINGMATERIALSANDOTHERINDUSTRIALPRODUCTS,MOSTOFTHEMOLDWILLBECOMPLETEDINMORETHAN50METALPLATES,MORETHAN80OFALLPLASTICPRODUCTS,ESPECIALLYTHROUGHTHEMOLDINTODIETRENDMOLDCAD/CAE/CAMBEINGINTEGRATED,THREEDIMENSIONAL,INTELLIGENTANDNETWORKDIRECTION1MOLDSOFTWAREFEATURESINTEGRATEDDIESOFTWAREFEATURESOFINTEGRATEDSOFTWAREMODULESREQUIREDRELATIVELYCOMPLETE,WHILETHEFUNCTIONMODULEUSINGTHESAMEDATAMODEL,INORDERTOACHIEVESYNDICATEDNEWSMANAGEMENTAND

簡(jiǎn)介：五金模具標(biāo)準(zhǔn)件3第一節(jié)內(nèi)導(dǎo)柱、導(dǎo)套第一節(jié)內(nèi)導(dǎo)柱、導(dǎo)套一、一、主要功能主要功能內(nèi)導(dǎo)柱主要用于模板間和上、下模間的導(dǎo)正。內(nèi)導(dǎo)套主要與內(nèi)導(dǎo)柱相配合導(dǎo)正作用。二、相關(guān)代號(hào)、規(guī)格及參數(shù)1、代號(hào)內(nèi)導(dǎo)柱為“GP”，如GP20804表示內(nèi)導(dǎo)柱直徑為∮20MM，長(zhǎng)度為80MM，共4支。內(nèi)導(dǎo)套為肩型“GA”和直桿型“GB”，如GA20254表示內(nèi)導(dǎo)套內(nèi)徑為∮20MM，長(zhǎng)度為25MM，共4支。2、規(guī)格及參數(shù)見下圖

簡(jiǎn)介：1附錄2INTEGRATEDSIMULATIONOFTHEINJECTIONMOLDINGPROCESSWITHSTEREOLITHOGRAPHYMOLDSABSTRACTFUNCTIONALPARTSARENEEDEDFORDESIGNVERIFICATIONTESTING,FIELDTRIALS,CUSTOMEREVALUATION,ANDPRODUCTIONPLANNINGBYELIMINATINGMULTIPLESTEPS,THECREATIONOFTHEINJECTIONMOLDDIRECTLYBYARAPIDPROTOTYPINGRPPROCESSHOLDSTHEBESTPROMISEOFREDUCINGTHETIMEANDCOSTNEEDEDTOMOLDLOWVOLUMEQUANTITIESOFPARTSTHEPOTENTIALOFTHISINTEGRATIONOFINJECTIONMOLDINGWITHRPHASBEENDEMONSTRATEDMANYTIMESWHATISMISSINGISTHEFUNDAMENTALUNDERSTANDINGOFHOWTHEMODIFICATIONSTOTHEMOLDMATERIALANDRPMANUFACTURINGPROCESSIMPACTBOTHTHEMOLDDESIGNANDTHEINJECTIONMOLDINGPROCESSINADDITION,NUMERICALSIMULATIONTECHNIQUESHAVENOWBECOMEHELPFULTOOLSOFMOLDDESIGNERSANDPROCESSENGINEERSFORTRADITIONALINJECTIONMOLDINGBUTALLCURRENTSIMULATIONPACKAGESFORCONVENTIONALINJECTIONMOLDINGARENOLONGERAPPLICABLETOTHISNEWTYPEOFINJECTIONMOLDS,MAINLYBECAUSETHEPROPERTYOFTHEMOLDMATERIALCHANGESGREATLYINTHISPAPER,ANINTEGRATEDAPPROACHTOACCOMPLISHANUMERICALSIMULATIONOFINJECTIONMOLDINGINTORAPIDPROTOTYPEDMOLDSISESTABLISHEDANDACORRESPONDINGSIMULATIONSYSTEMISDEVELOPEDCOMPARISONSWITHEXPERIMENTALRESULTSAREEMPLOYEDFORVERIFICATION,WHICHSHOWTHATTHEPRESENTSCHEMEISWELLSUITEDTOHANDLERPFABRICATEDSTEREOLITHOGRAPHYSLMOLDSKEYWORDSINJECTIONMOLDINGNUMERICALSIMULATIONRAPIDPROTOTYPING1INTRODUCTIONININJECTIONMOLDING,THEPOLYMERMELTATHIGHTEMPERATUREISINJECTEDINTOTHEMOLDUNDERHIGHPRESSURE1THUS,THEMOLDMATERIALNEEDSTOHAVETHERMALANDMECHANICALPROPERTIESCAPABLEOFWITHSTANDINGTHETEMPERATURESANDPRESSURESOFTHEMOLDINGCYCLETHEFOCUSOFMANYSTUDIESHASBEENTOCREATETHEINJECTIONMOLDDIRECTLYBYARAPIDPROTOTYPINGRPPROCESSBYELIMINATINGMULTIPLESTEPS,THISMETHODOFTOOLINGHOLDSTHEBESTPROMISEOFREDUCINGTHETIMEANDCOSTNEEDEDTOCREATELOWVOLUMEQUANTITIESOFPARTSINAPRODUCTIONMATERIALTHEPOTENTIALOFINTEGRATINGINJECTIONMOLDINGWITHRPTECHNOLOGIESHASBEENDEMONSTRATEDMANYTIMESTHEPROPERTIESOFRPMOLDSAREVERYDIFFERENTFROMTHOSEOFTRADITIONALMETALMOLDSTHEKEYDIFFERENCESARETHEPROPERTIESOFTHERMALCONDUCTIVITYANDELASTICMODULUSRIGIDITYFOREXAMPLE,THEPOLYMERSUSEDINRPFABRICATEDSTEREOLITHOGRAPHYSLMOLDSHAVEATHERMALCONDUCTIVITYTHATISLESSTHANONE3USEDTOCREATEPHYSICALMODELSFORVISUALINSPECTIONANDFORMFITSTUDIESWITHVERYLIMITEDFUNCTIONALAPPLICATIONSHOWEVER,THENEWERGENERATIONSTEREOLITHOGRAPHICPHOTOPOLYMERSHAVEIMPROVEDDIMENSIONAL,MECHANICALANDTHERMALPROPERTIESMAKINGITPOSSIBLETOUSETHEMFORACTUALFUNCTIONALMOLDS2INTEGRATEDSIMULATIONOFTHEMOLDINGPROCESS21METHODOLOGYINORDERTOSIMULATETHEUSEOFANSLMOLDINTHEINJECTIONMOLDINGPROCESS,ANITERATIVEMETHODISPROPOSEDDIFFERENTSOFTWAREMODULESHAVEBEENDEVELOPEDANDUSEDTOACCOMPLISHTHISTASKTHEMAINASSUMPTIONISTHATTEMPERATUREANDLOADBOUNDARYCONDITIONSCAUSESIGNIFICANTDISTORTIONSINTHESLMOLDTHESIMULATIONSTEPSAREASFOLLOWS1THEPARTGEOMETRYISMODELEDASASOLIDMODEL,WHICHISTRANSLATEDTOAFILEREADABLEBYTHEFLOWANALYSISPACKAGE2SIMULATETHEMOLDFILLINGPROCESSOFTHEMELTINTOAPHOTOPOLYMERMOLD,WHICHWILLOUTPUTTHERESULTINGTEMPERATUREANDPRESSUREPROFILES3STRUCTURALANALYSISISTHENPERFORMEDONTHEPHOTOPOLYMERMOLDMODELUSINGTHETHERMALANDLOADBOUNDARYCONDITIONSOBTAINEDFROMTHEPREVIOUSSTEP,WHICHCALCULATESTHEDISTORTIONTHATTHEMOLDUNDERGODURINGTHEINJECTIONPROCESS4IFTHEDISTORTIONOFTHEMOLDCONVERGES,MOVETOTHENEXTSTEPOTHERWISE,THEDISTORTEDMOLDCAVITYISTHENMODELEDCHANGESINTHEDIMENSIONSOFTHECAVITYAFTERDISTORTION,ANDRETURNSTOTHESECONDSTEPTOSIMULATETHEMELTINJECTIONINTOTHEDISTORTEDMOLD5THESHRINKAGEANDWARPAGESIMULATIONOFTHEINJECTIONMOLDEDPARTISTHENAPPLIED,WHICHCALCULATESTHEFINALDISTORTIONSOFTHEMOLDEDPARTINABOVESIMULATIONFLOW,THEREARETHREEBASICSIMULATIONMODULES22FILLINGSIMULATIONOFTHEMELT221MATHEMATICALMODELINGINORDERTOSIMULATETHEUSEOFANSLMOLDINTHEINJECTIONMOLDINGPROCESS,ANITERATIVEMETHODISPROPOSEDDIFFERENTSOFTWAREMODULESHAVEBEENDEVELOPEDANDUSEDTOACCOMPLISHTHISTASKTHEMAINASSUMPTIONISTHATTEMPERATUREANDLOADBOUNDARYCONDITIONSCAUSESIGNIFICANTDISTORTIONSINTHESLMOLDTHESIMULATIONSTEPSAREASFOLLOWS

簡(jiǎn)介：畢業(yè)設(shè)計(jì)（論文）畢業(yè)設(shè)計(jì)（論文）題目塑料骨架注塑模具設(shè)計(jì)題目塑料骨架注塑模具設(shè)計(jì)244、澆口的設(shè)計(jì)8245、排氣系統(tǒng)825、選擇推出方式9第三章模具設(shè)計(jì)的有關(guān)計(jì)算1031、型芯和型腔工作尺寸的計(jì)算1032、側(cè)壁厚度與推板厚度的計(jì)算11321、側(cè)壁厚度11322、推板厚度1133、斜導(dǎo)柱等側(cè)抽芯有關(guān)計(jì)算11331、斜導(dǎo)柱的設(shè)計(jì)與計(jì)算11332、斜滑塊（型腔）的設(shè)計(jì)13333、楔緊塊的設(shè)計(jì)13334、導(dǎo)滑條的設(shè)計(jì)14