【正文】 .............5 主電機(jī)選擇 .............................................................................................................5 ......................................................................................................................6 主傳動(dòng)方案擬定 .....................................................................................................6 傳動(dòng)結(jié)構(gòu)式、結(jié)構(gòu)網(wǎng)的選擇 .................................................................................6 確定傳動(dòng)組及各傳動(dòng)組中傳動(dòng)副的數(shù)目 ......................................................7 傳動(dòng)式的擬定 ..................................................................................................7 結(jié)構(gòu)式的擬定 ..................................................................................................74. 傳動(dòng)件的估算 ...............................................................................................................9 三角帶傳動(dòng)的計(jì)算 ................................................................................................9 傳動(dòng)軸的估算 ......................................................................................................12 主軸的計(jì)算轉(zhuǎn)速 ............................................................................................13 各傳動(dòng)軸的計(jì)算轉(zhuǎn)速 ..................................................................................13 各軸直徑的估算 ..........................................................................................13 齒輪齒數(shù)的確定和模數(shù)的計(jì)算 ..........................................................................15 齒輪齒數(shù)的確定 ..........................................................................................15 齒輪模數(shù)的計(jì)算 ..........................................................................................16 齒寬確定 .........................................................................................................21 齒輪結(jié)構(gòu)設(shè)計(jì) ................................................................................................22 帶輪結(jié)構(gòu)設(shè)計(jì) ......................................................................................................23 傳動(dòng)軸間的中心距 ................................................................................................23第 3 頁 共 41 頁 軸承的選擇 ............................................................................................................24 片式摩擦離合器的選擇和計(jì)算 ..........................................................................25 摩擦片的徑向尺寸 ........................................................................................25 按扭矩選擇摩擦片結(jié)合面的數(shù)目 ................................................................25 離合器的軸向拉緊力 ................................................................................2626 反轉(zhuǎn)摩擦片數(shù) ................................................................................................265. 動(dòng)力設(shè)計(jì) .....................................................................................................................27 傳動(dòng)軸的驗(yàn)算 ........................................................................................................27 Ⅰ軸的強(qiáng)度計(jì)算 ............................................................................................28 作用在齒輪上的力的計(jì)算 ............................................................................28 主軸抗震性的驗(yàn)算 ........................................................................................31 齒輪校驗(yàn) ................................................................................................................34 軸承的校驗(yàn) ............................................................................................................35 .........................................................................................................36 結(jié)構(gòu)設(shè)計(jì)的內(nèi)容、技術(shù)要求和方案 ..................................................................36 展開圖及其布置 ..................................................................................................37 I 軸（輸入軸）的設(shè)計(jì) .......................................................................................37 齒輪塊設(shè)計(jì) ..........................................................................................................39 其他問題 ............................................................................................................40 傳動(dòng)軸的設(shè)計(jì) ......................................................................................................40 主軸組件設(shè)計(jì) ......................................................................................................42 各部分尺寸的選擇 ......................................................................................42 主軸軸承 ......................................................................................................43 主軸與齒輪的連接 ......................................................................................45 潤(rùn)滑與密封 ..................................................................................................45 其他問題 ......................................................................................................46 ............................................