【正文】 動(dòng)方案和機(jī)構(gòu)設(shè)計(jì)的思路和方法。而且能讓學(xué)生及早的樹立工程設(shè)計(jì)的觀點(diǎn)，激發(fā)創(chuàng)新精神，培養(yǎng)自學(xué)能力，獨(dú)立工作和創(chuàng)造能力。 IV 目錄 前言 ................................................................................................................................ II 目錄 ............................................................................................................................... IV 第一章：設(shè)計(jì)任務(wù)書 .................................................................................................... 1 ： .............................................................................................. 1 : ................................................................................................ 1 ： ....................................................................................... 1 ................................................................................................. 1 第二章：運(yùn)動(dòng)方案選定 ................................................................................................ 2 .............................................................................................. 2 方案一 雙搖桿機(jī)構(gòu)： ......................................................... 2 方案二 氣液壓傳動(dòng)： ......................................................... 3 方案三 絲杠機(jī)構(gòu) ................................................................ 4 ................................................................................ 5 方案一 曲柄滑塊機(jī)構(gòu) .......................................................... 5 方案二 直動(dòng)滾子從動(dòng)件圓柱凸輪 ........................................... 5 抹漿機(jī)的前后移動(dòng)機(jī)構(gòu)選擇 .................................................................... 6 方案一：槽輪機(jī)構(gòu) ................................................................. 6 方案二：圓弧三邊形等寬凸輪機(jī)構(gòu) ......................................... 7 豎直移動(dòng) ............................................................................................... 8 方案一：卷揚(yáng)機(jī)帶動(dòng)鋼索 ....................................................... 8 方案二：直齒輪傳動(dòng) .............................................................. 9 水平移動(dòng) ........................................................................................... 10 抹漿機(jī)總體運(yùn)動(dòng)機(jī)構(gòu)簡(jiǎn)圖 .................................................................... 11 第三章：機(jī)械系統(tǒng)運(yùn)動(dòng)循環(huán)圖 .................................................................................... 12 第四章：抹板運(yùn)動(dòng)及凸輪機(jī)構(gòu)分析 ............................................................................. 14 凸輪運(yùn)動(dòng)規(guī)律 ................................................................................... 14 ................................................................ 14 凸輪各個(gè)階段運(yùn)動(dòng)規(guī)律分析 ................................................ 14 圓柱凸輪輪廓曲線方程 ........................................................................ 15 主要參數(shù)： ........................................................................ 16 理論輪廓線、實(shí)際廓線方程 ................................................ 16 凸輪壓力角計(jì)算 .................................................................................. 18 用 Matlab對(duì)凸輪各參數(shù)分析結(jié)果 ........................................................ 19 運(yùn)動(dòng)參數(shù)分析 ...................................................................... 19 凸輪實(shí)際輪廓線繪制 .......................................................... 20 第五章：抹漿機(jī)運(yùn)動(dòng)傳動(dòng)分析與傳動(dòng)比計(jì)算 ............................................................... 21 皮帶傳動(dòng)比 ......................................................................................... 21 皮帶的選擇： ...................................................................................... 23 齒輪傳動(dòng)比及參數(shù) ............................................................................... 23 第六章：抹漿機(jī)前后運(yùn)動(dòng)及圓弧三邊等寬凸輪機(jī)構(gòu)分析 ............................................. 24 等寬凸輪機(jī)構(gòu)輪廓對(duì)比 .......................................................................... 24 V 偏心圓 ............................................................................... 24 凸多邊形 ............................................................................. 24 圓弧三邊形等寬凸輪 .......................................................... 24 ................................................................ 24 圓弧三邊形焦點(diǎn)與焦距 ........................................................ 24 等尺寸性及名義直徑 ............................................................ 25 6． 近圓率 e ............................................................................ 25 圓心角 ................................................................................. 26 圓弧三邊形等寬凸輪機(jī)構(gòu)分析 ............................................................. 26 主要參數(shù) ............................................................................. 26 運(yùn)動(dòng)方程 ............................................................................ 26 運(yùn)動(dòng)分析 ............................................................................ 28 . 4 matlab對(duì)三邊形凸輪分析結(jié)果 ......................................... 29 小結(jié) ...................................................................................................... 30 第七章 行星輪系 —— 凸輪減速機(jī)構(gòu) ......................................................................... 30 第八章 槽輪機(jī)構(gòu) ...................................................................................................... 31 第九章 設(shè)計(jì)評(píng)價(jià) ...................................................................................................... 35 第十章 設(shè)計(jì)小結(jié) ...................................................................................................... 35 參考文獻(xiàn) .................................................................................................................... 37 附錄 ..................................