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目 錄 1緒論 ...........................................................1 1.1引言 .......................................................1 1.2概述 .......................................................1 1.3絞車(chē)結(jié)構(gòu)的一般性分析 .......................................3 1.4國(guó)內(nèi)外絞車(chē)的發(fā)展 ...........................................4 1.5JSDB系列雙速多用絞車(chē) .......................................4 1.6JSDB系列雙速多用絞車(chē)的特點(diǎn) .................................4 2總體設(shè)計(jì) .......................................................5 2.1設(shè)計(jì)總則 ...................................................5 2.2已知條件 ...................................................5 2.3牽引鋼絲繩直徑及滾筒直徑的確定 .............................5 2.3.1鋼絲繩的選擇 .............................................5 2.3.2滾筒參數(shù)的確定 ...........................................5 2.4 傳動(dòng)系統(tǒng)的確定、運(yùn)動(dòng)學(xué)計(jì)算及電機(jī)的選擇 ....................7 2.4.1傳動(dòng)系統(tǒng)的確定 ...........................................7 2.4.2計(jì)算傳動(dòng)效率 .............................................7 2.4.3各級(jí)傳動(dòng)比的分配及總傳動(dòng)比 ...............................8 2.4.4 計(jì)算總傳動(dòng)比 ............................................8 2.4.5確定鋼絲繩在滾筒上的拉力及滾筒功率 .......................9 2.4.6電動(dòng)機(jī)型號(hào)的選擇 .........................................9 2.4.7 驗(yàn)算電機(jī)悶車(chē)時(shí),鋼絲繩在里層的安全系數(shù)... ..... .........10 3齒輪傳動(dòng)的設(shè)計(jì)計(jì)算 ............................................10 3.1第一級(jí)弧齒錐齒輪傳動(dòng)設(shè)計(jì)計(jì)算 ..............................10 3.1.1基本參數(shù) ................................................10 3.1.2強(qiáng)度計(jì)算 ................................................11 3.2第二級(jí)齒輪傳動(dòng)的強(qiáng)度校核 ..................................15 3.2.1基本參數(shù) ................................................15 3.2.2 強(qiáng)度校核 ...............................................16 3.3第三級(jí)齒輪傳動(dòng)的強(qiáng)度校核 ..................................20 3.3.1基本參數(shù) ................................................20 3.3.2 強(qiáng)度校核 ...............................................20 3.4第四級(jí)齒輪傳動(dòng)的強(qiáng)度校核 ..................................24 3.4.1基本參數(shù) ................................................24 3.4.2 強(qiáng)度校核 ...............................................25 3.5第五級(jí)齒輪傳動(dòng)前級(jí)的強(qiáng)度校核 ..............................28 3.5.1基本參數(shù) ................................................28 3.5.2 強(qiáng)度校核 ...............................................29 3.6第五級(jí)齒輪傳動(dòng)后級(jí)的強(qiáng)度校核 ..............................32 3.6.1基本參數(shù) ................................................33 3.6.2 強(qiáng)度校核 ...............................................33 4 軸的設(shè)計(jì)計(jì)算 .................................................37 4.1錐齒輪軸的設(shè)計(jì)計(jì)算及強(qiáng)度校核 ..............................37 4.1.1軸的初步計(jì)算 ............................................37 4.1.2軸的強(qiáng)度校核 ............................................38 4.1.3錐齒輪軸上鍵的強(qiáng)度校核.......... . ......................43 4.1.4錐齒輪軸上軸承的壽命驗(yàn)算 ................................43 4.2二軸的設(shè)計(jì)計(jì)算及強(qiáng)度校核 ..................................44 4.2.1軸的初步計(jì)算 ............................................44 4.2.2軸的強(qiáng)度校核 ............................................44 4.2.3二軸上鍵的強(qiáng)度校核.......... . ...... ........ ...........50 4.2.4二軸上軸承的壽命驗(yàn)算 ....................................51 4.3滾筒軸的設(shè)計(jì)計(jì)算及強(qiáng)度校核 ................................53 4.3.1滾筒的受力分析 ..........................................53 4.3.2對(duì)滾筒軸進(jìn)行受力分析 ....................................55 4.3.3軸的直徑的初定.. ......... . ...... ........ ....... . .. ..56 4.3.4軸的疲勞強(qiáng)度校核 ........................................56 4.3.5滾筒軸上的軸承的壽命驗(yàn)算 ................................59 4.3.6聯(lián)接螺栓強(qiáng)度校核....... . .. .. .... ........ ....... . ....60 5 絞車(chē)的操作規(guī)程 ...............................................61 5.1工作前的注意事項(xiàng) ..........................................62 5.2工作時(shí)應(yīng)遵守下列事項(xiàng) ......................................62 5.3工作后注意事項(xiàng).. ......... . ...... ........ .... . ... . .... 63 5.4絞車(chē)的維護(hù),拆卸,及修理 ..................................63 5.5煤礦安全規(guī)程對(duì)礦井提升機(jī)和絞車(chē)規(guī)定 ....................64 小結(jié) ...........................................................69 參考文獻(xiàn) .......................................................70 附錄 ...........................................................71 翻譯部分 英文原文 ....................................................74 中文譯文 ....................................................79 致 謝 .........................................................83