【正文】 本科學(xué)生畢業(yè)設(shè)計 基于 Pro/E 的路寶 車發(fā)動機配氣機構(gòu)的三維建模設(shè)計 系部名稱： 汽車與交通工程學(xué)院 專業(yè)班級： 車輛工程 學(xué)生姓名： 指導(dǎo)教師： 職 稱： 副教授 The Graduation Design for Bachelor39。s Degree The Modeling and Analysing of the miniature car valve train of engine Candidate ： Specialty ： Vehicle Engineering Class ： B078 Supervisor： Associate Prof Heilongjiang Institute of Technology Ⅰ 摘 要 本文介紹了 基于 Pro/E的 微型 乘用車 發(fā)動機配氣機構(gòu)的建模與 ANSYS進行有限元分析 的相關(guān)知識。綜述了國內(nèi)外目前微型乘用車發(fā)動機配氣機構(gòu) 的裝配與分析的發(fā)展趨勢。通過對 發(fā)動機配氣機構(gòu)的 使用性能、工作條件、結(jié)構(gòu)、技術(shù)要求的了解，利用Pro/E 繪出配氣機構(gòu)的三維圖，并 進行 發(fā)動機配氣機構(gòu) 的模擬裝配，在有限元分析過程中，應(yīng)用到了當(dāng)今流行 ANSYS 有限元分析軟件，通過 Pro/E 的三維建模，將此模型導(dǎo)入到 ANSYS 軟件中進行分析 ， 近年來隨著計算機技術(shù)的普及和計算速度的不斷提高，有限元分析在工程設(shè)計和分析中得到了越來越廣泛的重視，已經(jīng)成為解決復(fù)雜的工程分析計算問題的有效途徑， 對于工程實際具有重要的應(yīng)用價值?；谝陨系恼f明，我們可以知道本設(shè)計從理論上可以提高 制造效率，節(jié)省勞動力，節(jié)約生產(chǎn)資源 ，加快了解汽車企業(yè)生產(chǎn)工藝設(shè)計、制造及應(yīng)用的過程， Pro/E 與 ANSYS 的 緊密結(jié)合，比傳統(tǒng)AutoCAD 設(shè)計更能夠縮短開發(fā)周期，提高生產(chǎn)制造水平。 全套 圖紙，加 153893706 關(guān)鍵詞： 配氣機構(gòu)； Pro/E；建模 ； ANSYS；有限元分析 Ⅱ ABSTRACT This paper introduced the relevant knowledge of miniature car valve train of engine based on Pro/E and the analysing of miniature car valve train of engine based on summaried of the current miniature car valve train of engine manufacturing technology and development the understanding of the using performance, working conditions, structure, the technical requirements, the author drew graphic model of the valve train with Pro/E and assembled of the valve train of the process of finite element analysis,it applied ANSYS that popular software of finite element the Pro/E threedimensional modeling,it inport this model into the ANSYS software to recent years, with the popularization of puter technology and the continuous improvement of puting speed ,finite element analysis in engineering design and analysis has been more and more attentioned,it has became an effective way that solving plex puting problem of engineering analysis,it has an importan actual application value in the on the above description,we can know that the design can improve manufacturing efficiency,save labor and productive resources in theory,it can speed up the production process of automobile enterprises and the process of manufacture,the Pro/E can binate with the ANSYS to shorting the traditional development cycle than AutoCAD design and increases the production level. Key words： valve train； Pro/E； ThreeDimensional Map； ANSYS； Finite Element Analysis 目 錄 摘 要 .................................................................................................... I ABSTRACT .............................................................................................. II 第 1 章 緒 論 .......................................................................................... 1 選題背景 ................................................................................................................. 1 國內(nèi)外發(fā)動機配氣機構(gòu)的發(fā)展趨勢 ..................................................................... 1 國內(nèi)外發(fā)動機配氣機構(gòu)的發(fā)展趨勢 ........................................................... 1 Pro/E 及 ANSYS 的簡介 ......................................................................................... 2 Pro/E 的現(xiàn)狀及功能特點 .............................................................................. 2 ANSYS 的現(xiàn)狀及功能特點 .......................................................................... 3 課題研究的主要內(nèi)容 ............................................................................................. 3 課題研究的主要方法 ............................................................................................. 4 第 2 章 氣門組零件的建模 ....................................................................... 5 概述 ......................................................................................................................... 5 氣門的建模 ............................................................................................................. 5 進氣門的建模 ............................................................................................... 5 排氣門的建模 ............................................................................................... 8 其他零件的建模 .................................................................................................... 10 本章小結(jié) ................................................................................................................ 19 第 3 章 氣門傳動組零件的建模 ...............................................................20 概述 ....................................................................................................................... 20 氣門傳動組設(shè)計中需注意的問題 ....................................................................... 20 凸輪軸的建模 ....................................................................................................... 20 搖臂的建模 ........................................................................................................... 25 進氣搖臂的建模 ......................................................................................... 25 排氣搖臂的建模 ......................................................................................... 30 搖臂軸的建模 ....................................................................................................... 32 進氣搖臂軸的建模 ..................................................................................... 32 排氣搖臂軸的建模 ..................................................................................... 36 其他零件的建模 ................................................................................................... 37 本章小結(jié) ............................................................................................................... 47 第 4 章 配氣機構(gòu)的裝配 ....................................