【正文】 ............................................8第 3 章 起升小車的設(shè)計(jì) ........................................9 起升機(jī)構(gòu)計(jì)算 ..........................................................................................9 鋼絲繩 ..............................................................................................9 電動(dòng)機(jī) ............................................................................................10 減速器 ............................................................................................12 制動(dòng)器 ............................................................................................13 聯(lián)軸器 ............................................................................................15 起制動(dòng)時(shí)間驗(yàn)算 ............................................................................15 卷筒 ................................................................................................17 鋼絲繩在卷筒上的固定 ................................................................19 運(yùn)行機(jī)構(gòu)計(jì)算 ........................................................................................20學(xué)士學(xué)位論文 IV 運(yùn)行阻力的計(jì)算 ............................................................................20 電動(dòng)機(jī)的選擇 ................................................................................21 減速器的選擇 ................................................................................24 制動(dòng)器的選擇 ................................................................................25 聯(lián)軸器的選擇 ................................................................................25 運(yùn)行打滑驗(yàn)算 ................................................................................26 本章小結(jié) .................................................................................................27第 4 章 大車運(yùn)行機(jī)構(gòu)的設(shè)計(jì) ...................................28 運(yùn)行阻力的計(jì)算 ....................................................................................28 摩擦 阻力 Fm...................................................................................28 坡道阻力 Fp ...................................................................................28 風(fēng)阻力 Fw .......................................................................................29 電動(dòng)機(jī)的選擇 ........................................................................................29 電動(dòng)機(jī)的靜功率 ............................................................................29 電動(dòng)機(jī)初選 ....................................................................................29 電動(dòng)機(jī)的過載校驗(yàn) ........................................................................29 電動(dòng)機(jī)的發(fā)熱校驗(yàn) ........................................................................30 起動(dòng)時(shí)間與起動(dòng)平均加速度驗(yàn)算 ................................................31 減速器的選擇 ........................................................................................31 減速器的傳動(dòng)比 ............................................................................31 標(biāo)準(zhǔn)減速器的選用 ........................................................................32 制動(dòng)器的選擇 ........................................................................................32 聯(lián)軸器的選擇 ........................................................................................33 運(yùn)行打滑驗(yàn)算 ........................................................................................33 起動(dòng)時(shí)按下式驗(yàn)算 ........................................................................34 制動(dòng)時(shí)按下式驗(yàn)算 ........................................................................34 本章小結(jié) ................................................................................................35第 5 章 主動(dòng)軸及車輪的設(shè)計(jì)計(jì)算 ...............................36 軸的概述 ................................................................................................36 軸的用途 ........................................................................................36 軸設(shè)計(jì)的主要內(nèi)容 ........................................................................36 軸的材料 ........................................................................................36 軸的設(shè)計(jì)及其校核 ................................................................................36 擬定軸上零件的裝配方案 ............................................................36 軸的強(qiáng)度計(jì)算 ................................................................................37 小車驅(qū)動(dòng)機(jī)構(gòu)主動(dòng)軸的設(shè)計(jì) ................................................................38 車輪的計(jì)算 ............................................................................................40 車輪踏面疲勞計(jì)算載荷 ................................................................40學(xué)士學(xué)位論文 V 車輪踏面疲勞計(jì)算 ........................................................................41 本章小結(jié) ................................................................................................42第 6 章 主梁的設(shè)計(jì)計(jì)算 .......................................43 作用于主梁上的載荷 ............................................................................43 計(jì)算載荷及其組合 ................................................................................43 主梁的強(qiáng)度計(jì)算 ....................................................................................43 主梁的剛度計(jì)算 ....................................................................................46 疲勞計(jì)算 ................................................................................................47 本章小結(jié) ................................................................................................47結(jié) 論 ......................................................49附錄 ........................................................52學(xué)士學(xué)位論文 6第 1章 緒 論 課題背景在德國、美國、日本及芬蘭等發(fā)達(dá)國家，半自動(dòng)和全自動(dòng)控制的垃圾抓斗起重機(jī)已經(jīng)形成系列產(chǎn)品，廣泛應(yīng)用于垃圾焚燒工程。關(guān)鍵詞 搬運(yùn)起重機(jī)；驅(qū)動(dòng)系統(tǒng)；起升機(jī)構(gòu)學(xué)士學(xué)位論文 II BridgeWaste Handling Grab Crance Lifting Mechanism DesignABSTRACTThe main structure and its action of bridge waste handling grab crane are designed. Trolley and the bridge truck driving system and the bridge were optimized to alleviate crane weight, and make pact structure. The design adopts the method of being separately driven