基于PROE的進(jìn)排氣閥門的運(yùn)動(dòng)仿真分析說明書.doc

本科學(xué)生畢業(yè)設(shè)計(jì)基于PRO/E的進(jìn)排氣閥門的運(yùn)動(dòng)仿真分析院系名稱：機(jī)電工程學(xué)院專業(yè)班級：機(jī)械08級3班學(xué)生姓名：指導(dǎo)教師：職稱：講師黑龍江工程學(xué)院二一二年六月TheGraduationDesignforBachelorsDegreeMovementSimulationofInputAirandOutputairValveofEnginebasedonPro/eCandidate：Specialty：MechanicalDesignManufacturingandAutomationClass：08-3Supervisor：HeilongjiangInstituteofTechnology2012-06Harbin黑龍江工程學(xué)院本科生畢業(yè)論文I摘要配氣機(jī)構(gòu)作為內(nèi)燃機(jī)的重要組成部分，其設(shè)計(jì)合理與否直接關(guān)系到內(nèi)燃機(jī)的動(dòng)力性能、經(jīng)濟(jì)性能、排放性能及工作的可靠性、耐久性。隨著內(nèi)燃機(jī)高功率、高速化，人們對其性能指標(biāo)的要求越來越高，要求其在高速運(yùn)行的條件下仍然能夠平穩(wěn)、可靠地工作，因而對其配氣機(jī)構(gòu)提出了更高的要求。配氣凸輪型線是配氣機(jī)構(gòu)的核心部分，配氣凸輪型線設(shè)計(jì)是配氣機(jī)構(gòu)優(yōu)化設(shè)計(jì)的重要途徑之一。模擬計(jì)算和實(shí)驗(yàn)研究是內(nèi)燃機(jī)配氣機(jī)構(gòu)研究兩種重要手段。本文對配氣機(jī)構(gòu)給零件形狀、尺寸進(jìn)行了設(shè)計(jì)，并且應(yīng)用pro-engineer進(jìn)行了實(shí)體建模，得到了配氣機(jī)構(gòu)的三維裝配圖。再將配氣機(jī)構(gòu)模型導(dǎo)入ADAMS軟件進(jìn)行約束的建立以及驅(qū)動(dòng)的添加，使得配氣機(jī)構(gòu)能夠在ADAMS軟件中進(jìn)行仿真，從而得到各種數(shù)據(jù)曲線對整個(gè)機(jī)構(gòu)的性能進(jìn)行分析，根據(jù)各種數(shù)據(jù)分析得到配氣機(jī)構(gòu)的最優(yōu)設(shè)計(jì)。關(guān)鍵詞：內(nèi)燃機(jī)；配氣機(jī)構(gòu)；虛擬樣機(jī)技術(shù)；建模；仿真黑龍江工程學(xué)院本科生畢業(yè)設(shè)計(jì)IIABSTRACTThevalvetrainisoneofthemostimportantmechanismsinainternalcombustionengine,whethertheperformancesaregoodorbad,thataffectingthepowerperformance,economicperformance,emissionsperformanceoftheengine,aswellasaffectingthereliabilityandwearperformancesofthewholeengine.Alongwiththerequestsoftheengineshighpower,super-speed,peopledemandahigherindex.Thatis,whentheenginerunsunderahighspeed,itcanstillworksteadilyanddependably,whichdemandthatthevalvetrainsystemshouldhaveahighperformance.Camprofileisthehardcoreofthevalvetrain,whichdesignisoneoftheimportantwaystocarryoutvalvetrainoptimaldesign.Simulationcalculationandexperimentationresearcharetwoimportantwaystocarryoutresearchanddevelopmentonvalvetrainofinternal-combustionengine.Thisthesisdevisethepartsshapeanddimensionforthevalvetrain,obtainthe3Dassemblydiagrambaseonmodelentitiesbypro-engineer.ImportingthevalvetraintoADAMSsoftware,thencreatingtheconstraintsandaddingdrives.Sequentially,analyzethewholeorganizationperformance,aftergetthevariousdatacurvefromvalvetrainbecapablesimulationinADAMSsoftware.Finally,obtaintheoptimumdesignofvalvetrainaccordingtovariousdataanalysis