【正文】 .......................................................... 5 設(shè)計(jì)總則 ........................................................................................................................... 5 已知條件 ........................................................................................................................... 5 傳動(dòng)系統(tǒng)的確定 ............................................................................................................... 5 計(jì)算傳動(dòng)效率 ................................................................................................................... 6 電機(jī)的選擇、傳動(dòng)系統(tǒng)的確定及傳動(dòng)比 ....................................................................... 6 選擇電機(jī)型號(hào) ................................................................................................................ 6 各級(jí)傳動(dòng)比分配及總傳動(dòng)比 ........................................................................................ 7 牽引鋼絲繩直徑的確定及滾筒直徑的確定及速度 ....................................................... 8 鋼絲繩的選擇 ................................................................................................................ 8 滾筒參數(shù)的確定 ............................................................................................................ 8 確定鋼絲繩在卷筒上的拉力及卷筒上的功率 ............................................................ 9 計(jì)算鋼絲繩速度 .......................................................................................................... 10 各軸轉(zhuǎn)速、功率的計(jì)算 ................................................................................................. 11 驗(yàn)算電機(jī)悶車時(shí)，鋼絲繩在里層的安全系數(shù) ............................................................. 11 3 齒輪傳動(dòng)的設(shè)計(jì)計(jì)算 ............................................................................................................... 12 弧齒錐齒輪傳動(dòng)設(shè)計(jì) ..................................................................................................... 12 初步設(shè)計(jì) ...................................................................................................................... 12 幾何尺寸計(jì)算 .............................................................................................................. 13 按格里森法校核弧齒錐齒輪強(qiáng)度 .............................................................................. 14 第二級(jí)傳動(dòng)設(shè)計(jì)及校核 ................................................................................................. 16 初步設(shè)計(jì) ...................................................................................................................... 16 強(qiáng)度校核計(jì)算 .............................................................................................................. 17 第三級(jí)傳動(dòng)設(shè)計(jì)及校核 ................................................................................................. 18 初步設(shè)計(jì) ...................................................................................................................... 18 強(qiáng)度校核計(jì)算 .............................................................................................................. 19 第四級(jí)傳動(dòng)設(shè)計(jì)及校核 ................................................................................................. 20 初步設(shè)計(jì) ...................................................................................................................... 20 強(qiáng)度校核計(jì)算 .............................................................................................................. 21 第五級(jí)傳動(dòng)設(shè)計(jì)及校核 ................................................................................................. 22 初步設(shè)計(jì) ...................................................................................................................... 22 強(qiáng)度校核計(jì)算 .............................................................................................................. 24 第五級(jí)后級(jí)傳動(dòng)設(shè)計(jì)及校核 ......................................................................................... 24 初步設(shè)計(jì) ...................................................................................................................... 24 強(qiáng)度校核計(jì)算 .............................................................................................................. 24 4 軸的設(shè)計(jì)計(jì)算 ........................................................................................................................... 26 錐齒輪軸的設(shè)計(jì)計(jì)算與強(qiáng)度校核 ................................................................................. 26 軸的初步計(jì)算 .............................................................................................................. 26 軸的疲勞強(qiáng)度校核 ...................................................................................................... 26 錐齒輪軸上鍵的強(qiáng)度驗(yàn)算 .......................................................................................... 30 錐齒輪軸上軸承的壽命驗(yàn)算 ...................................................................................... 30 二軸的設(shè)計(jì)計(jì)算與強(qiáng)度驗(yàn)算 ......................................................................................... 30 軸的初步計(jì)算 .............................................................................................................. 30 軸的疲勞強(qiáng)度校核 ...................................................................................................... 31 二軸上鍵的強(qiáng)度驗(yàn)算 .................................................................................................. 35 二軸軸承的壽命驗(yàn)算 .................................................................................................. 36 三軸的設(shè)計(jì)計(jì)算與強(qiáng)度驗(yàn)算 ......................................................................................... 37 軸的初步計(jì)算 .............................................................................................................. 37 軸的疲勞強(qiáng)度校核 ...................................................................................................... 37 三軸上鍵的強(qiáng)度驗(yàn)算 .................................................................................................. 41 三軸軸承的壽命驗(yàn)算 .................................................................................................. 41