第一章 傳動裝置總體設(shè)計
1.確定傳動方式..........................................................2
2.電機(jī)選擇..............................................................2
3.確定總傳動比分配各級傳動比............................................3
4.傳動裝置運(yùn)動..........................................................3
5.列表..................................................................4
第二章 V帶傳動設(shè)計
1.確定設(shè)計功率..........................................................5
2.選擇普通V帶型號......................................................5
3.確定帶輪基準(zhǔn)直徑......................................................5
4.驗算帶速 v............................................................5
5.確定基準(zhǔn)長度Ld和實際中心ａ............................................5
6.校驗小帶輪 a1..........................................................5
7.確定V帶根數(shù)z.........................................................5
8.求出拉力F0及帶輪的壓力FQ..............................................6
9.帶輪結(jié)構(gòu)設(shè)計..........................................................6
10.設(shè)計結(jié)果.............................................................6
第三章 直齒圓柱齒輪傳動設(shè)計
1.選擇齒輪材料及確定設(shè)計準(zhǔn)則............................................7
2.按齒面接觸疲勞強(qiáng)度設(shè)計................................................7
3.校核齒輪彎曲疲勞強(qiáng)度..................................................7
4.計算齒輪圓周速度......................................................8
5.計算齒輪主要尺寸......................................................8
6.齒輪結(jié)構(gòu)設(shè)計..........................................................9
第四章 減速器輸出軸及軸系部件設(shè)計
1.選擇材料確定許用應(yīng)力.................................................10
2.按扭轉(zhuǎn)強(qiáng)度估算最小直徑...............................................10
3.齒輪作用力計算Ft ,Fr，F(xiàn)n..............................................10
4.軸的結(jié)構(gòu)設(shè)計.........................................................10
5.軸上零件定位和固定...................................................11
6.軸各段長度確定.......................................................11
7.軸的公差配合.........................................................11
第五章 軸的彎扭合成強(qiáng)度校核
1.作受力圖求支反力.....................................................12
2.計算合成彎矩.........................................................12
3.計算轉(zhuǎn)矩.............................................................12
4.計算危險截面當(dāng)量彎矩.................................................12
5.校核.................................................................13