【正文】 . 3 國(guó)內(nèi)外橋式起重機(jī)的發(fā)展趨勢(shì) ....................................................................................... 3 國(guó)內(nèi)橋式起重機(jī)的發(fā)展趨勢(shì) .................................................................................. 3 國(guó)外橋式起重機(jī)的發(fā)展趨勢(shì) ................................................................................. 4 橋式起重機(jī)小車(chē) ............................................................................................................... 5 橋式起重機(jī)小車(chē)運(yùn)行機(jī)構(gòu) ..................................................................................... 8 3 小車(chē)運(yùn)行機(jī)構(gòu)設(shè)計(jì) ..................................................................................................................... 9 設(shè)計(jì)小車(chē)的基本原則和要求 ........................................................................................... 9 小車(chē)運(yùn)行機(jī)構(gòu)傳動(dòng)方案 ................................................................................................. 10 帶有開(kāi)式齒輪傳動(dòng)的方案（圖 ） .................................................................. 10 全部為閉式齒輪的傳動(dòng)方案 ................................................................................ 11 選擇車(chē)輪與軌道并驗(yàn)算其強(qiáng)度 ..................................................................................... 13 疲勞計(jì)算 ............................................................................................................... 14 強(qiáng)度校合 ............................................................................................................... 15 運(yùn)行阻力的計(jì)算 ............................................................................................................. 15 電動(dòng)機(jī)的選用 ................................................................................................................. 16 電動(dòng)機(jī)選用 ........................................................................................................... 16 驗(yàn)算電動(dòng)機(jī)發(fā)熱條件 ........................................................................................... 16 減速器的計(jì)算與設(shè)計(jì) ..................................................................................................... 16 減速器設(shè)計(jì) ........................................................................................................... 16 減速器各軸的傳遞功率、轉(zhuǎn)速、轉(zhuǎn)矩 ............................................................... 17 高速級(jí)齒輪的計(jì)算 ............................................................................................... 18 中速級(jí)齒輪的計(jì)算 ............................................................................................... 21 低速級(jí)齒輪的計(jì)算 ............................................................................................... 24 齒輪的結(jié)構(gòu)形式 ................................................................................................... 28 減速器箱體及其附件 ........................................................................................... 28 減速器附件設(shè)計(jì) .................................................................................................... 28 全套設(shè)計(jì)（圖紙）請(qǐng)聯(lián)系 174320523 各專(zhuān)業(yè)都有 運(yùn)行速度和實(shí)際所需功率 ............................................................................................. 29 實(shí)際運(yùn)行速度 ....................................................................................................... 29 實(shí)際所需等效功率 ............................................................................................... 29 驗(yàn)算起動(dòng)條件 ................................................................................................................. 29 按起動(dòng)工況校核減速器功率 ......................................................................................... 30 起動(dòng)不打滑條件 ........................................................................................................... 30 制動(dòng)輪的計(jì)算 ............................................................................................................... 31 高速軸聯(lián)軸器及制動(dòng)器 ............................................................................................... 32 低速軸聯(lián)軸器的選用 ................................................................................................... 32 驗(yàn)算低速浮動(dòng)軸強(qiáng)度 ................................................................................................... 33 疲勞驗(yàn)算 ............................................................................................................. 33 靜強(qiáng)度計(jì)算 ....................................................................................................... 33 4 小車(chē)架的設(shè)計(jì) ........................................................................................................................... 35 確定小車(chē)架的型式 ......................................................................................................... 35 確定小車(chē)架的結(jié)構(gòu) ......................................................................................................... 35 箱形梁的校核 ................................................................................................................. 36 橫梁的強(qiáng)度計(jì)算 ................................................................................................... 36 縱梁的扭轉(zhuǎn)計(jì)算 ................................................................................................... 38 5 總結(jié)與不足 ............................................................................................................................... 40 致 謝 ....................................................................................................................................... 41 參考文獻(xiàn) ....................................................................................................................................... 42 全套設(shè)計(jì)（圖紙）請(qǐng)聯(lián)系 174320523 各專(zhuān)業(yè)都有 1. 緒論 序言 10T 橋式起重機(jī)有如下的優(yōu)點(diǎn)：①起重機(jī)工作時(shí)，各機(jī)構(gòu)經(jīng)常是處于起動(dòng)、制動(dòng)以及正向、反向等相互交替的工作狀態(tài)之中。s center of gravity is close to the car frame longitudinal centerline, small wheel pressure so that can last more evenly. First of all, determine the scheme of closed gear drive transmission trolley traveling mechanism, motor and reducer red