【正文】 2020 年 12 月 21 日 荊楚理工學(xué)院 機(jī)械設(shè)計(jì)課程設(shè)計(jì) 計(jì)算說明書 題 目： 帶式運(yùn)輸機(jī)傳動(dòng)系統(tǒng)一級直齒圓柱齒輪減速器 學(xué)生姓名： 徐 旭 學(xué) 號： 2020303030307 學(xué) 院： 機(jī)械工程學(xué)院 專 業(yè)： 數(shù)控技術(shù) 指導(dǎo)教師： 王 老 師 3 目錄 第 1章 概述 .................................................................................................................... 1 設(shè)計(jì)的目的 ........................................................................................................ 1 設(shè)計(jì)的內(nèi)容和任務(wù) .............................................................................................. 1 .............................................................................................. 1 設(shè)計(jì)的任務(wù) .............................................................................................. 1 設(shè)計(jì)的步驟 ........................................................................................................ 2 第 2章 傳動(dòng)裝置的總體設(shè)計(jì) .......................................................................................... 2 擬定傳動(dòng)方案 ..................................................................................................... 2 —— 電動(dòng)機(jī) ....................................................................................... 3 ...................................................................... 3 .................................................................................... 3 .................................................................................... 4 ..................................................... 6 ........................................................................................... 6 ................................................................................ 7 ......................................................................... 7 0軸（電機(jī)軸）輸入功率、轉(zhuǎn)速、轉(zhuǎn)矩 ................................................... 8 1軸（高速軸）輸入功率 、轉(zhuǎn)速、轉(zhuǎn)矩 ................................................... 8 2軸（低速軸）輸入功率、轉(zhuǎn)速、轉(zhuǎn)矩 ................................................... 8 3軸（滾筒軸）輸入功率、轉(zhuǎn)速、轉(zhuǎn)矩 ................................................... 8 第 3章 傳動(dòng)零件的設(shè)計(jì)計(jì)算 ............................................................................................ 9 減速箱外傳動(dòng)零件 —— 帶傳動(dòng)設(shè)計(jì) ..................................................................... 9 ： .................................................................................... 9 V帶傳動(dòng)設(shè)計(jì)計(jì)算 ................................................................................ 10 減速器內(nèi)傳動(dòng)零件 —— 齒輪設(shè)計(jì) ....................................................................... 14 、精度等級、材料及齒數(shù) ................................................... 14 按齒面接觸強(qiáng)度設(shè)計(jì) .............................................................................. 15 軸的設(shè)計(jì) —— 輸入軸的設(shè)計(jì) .............................................................................. 17 材料及初步確定軸的最小直徑 ................................................... 17 ........................................................................... 17 —— 輸出軸的設(shè)計(jì) .............................................................................. 18 ........................................................................... 18 ........................................................................... 19 第 4章 部件的選擇與設(shè)計(jì) ............................................................................................ 21 ....................................................................................................... 21 ............................................................................................ 21 ............................................................................................ 21 ............................................................. 22 ..................................................................................... 23 ....................................................................................................... 23 滾動(dòng)軸承的潤滑和密封 ..................................................................................... 23 ................................................................................................... 24 4 、聯(lián)軸器類型的選擇 ............................................................................... 24 、聯(lián)軸器的型號選擇 ............................................................................... 24 ................................................................................................... 24 ........................................