【正文】 ..................................................................................................5 PRO/Engineer 特點 ............................................................................................................6第二章 內(nèi)燃機結(jié)構(gòu)及工作原理 ......................................................7 單缸內(nèi)燃機構(gòu)造及工作原理 .........................................................................................................7 單缸內(nèi)燃機的構(gòu)造 ..............................................................................................................7 二沖程發(fā)動機工作原理 ......................................................................................................9第三章 內(nèi)燃機部分參數(shù)的確定 .....................................................10 內(nèi)燃機沖程數(shù)的選擇 ...................................................................................................................10 汽缸數(shù)和布置方式的選擇 ...........................................................................................................10第四章 內(nèi)燃機各零部件的設(shè)計建模 ................................................11 活塞的設(shè)計建模 ............................................................................................................................11 活塞的設(shè)計 ........................................................................................................................11 活塞的三維建模 ...............................................................................................................11 活塞環(huán)的三維建模 ...........................................................................................................12 活塞銷的三維建模 ...........................................................................................................12 連桿的設(shè)計建模 ............................................................................................................................13 連桿的設(shè)計要求 ................................................................................................................13 連桿的三維建模 ...............................................................................................................14四川理工學(xué)院畢業(yè)設(shè)計（論文）2 曲軸的設(shè)計建模 ............................................................................................................................14 曲軸的設(shè)計要求 ................................................................................................................14 曲軸的三維建模 ...............................................................................................................15 飛輪的設(shè)計建模 ............................................................................................................................15 飛輪的設(shè)計要求 ................................................................................................................15 飛輪的三維建模 ................................................................................................................16 曲軸軸承的設(shè)計建模 ...................................................................................................................16 曲軸軸承的設(shè)計要求 ........................................................................................................16 曲軸軸承的三維建模 ........................................................................................................16 曲軸箱的設(shè)計建模 ........................................................................................................................17 曲軸箱前蓋的三維建模 ....................................................................................................17 曲軸箱后蓋的三維建模 ...................................................................................................18 發(fā)動機氣缸的設(shè)計建模 ...............................................................................................................19 發(fā)動機氣缸的三維建模 ....................................................................................................19 螺栓的設(shè)計建模 ............................................................................................................................20 氣缸與曲軸箱連接螺栓的三維建模 ...............................................................................20 曲軸箱螺栓的三維建模 ....................................................................................................21第五章 利用 PRO/E 進行裝配設(shè)計 ..................................................22 裝配注意的事項 ............................................................................................................................22 活塞的裝配 ....................................................................................................................................23 曲軸飛輪的裝配 ............................................................................................................................24 總體的裝配 ....................................................................................................................................25第六章 利用 PRO/E 進行運動仿真分析 .............................................34 機械仿真的作用和理念 ...............................................................................................................34 內(nèi)燃機的仿真過程 ........................................................................................................................35 建立連接關(guān)系 ...................................................................................................................35 設(shè)置伺服電機 ...................................................................................................................37 機構(gòu)的運動分析 ............................................................................................................................39 機構(gòu)分析結(jié)果的播放及錄制 .......................................................................................................40 測量活塞運動的數(shù)據(jù) ...................................................................................................................42 活塞速度的測量 ...............................................................................................................43 活塞加速度的測量 ............................................................