遼寧工學(xué)院帶式運(yùn)輸機(jī)傳動(dòng)裝置設(shè)計(jì).doc
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遼寧工學(xué)院帶式運(yùn)輸機(jī)傳動(dòng)裝置設(shè)計(jì),目 錄l設(shè)計(jì)任務(wù).................................. ..................32電動(dòng)機(jī)的選擇計(jì)算............................................32.1選擇電動(dòng)機(jī)的轉(zhuǎn)速....................................
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目 錄
l 設(shè)計(jì)任務(wù).................................. ..................3
2 電動(dòng)機(jī)的選擇計(jì)算............................................3
2.1選擇電動(dòng)機(jī)的轉(zhuǎn)速.............................................3
2.1.l計(jì)算傳動(dòng)滾筒的轉(zhuǎn)速.........................................3
2.1.2選擇電動(dòng)機(jī)的轉(zhuǎn)速...........................................3
2.2 所需電動(dòng)機(jī)的輸出功率.........................................3
2.2.1工作機(jī)的功率...............................................4
2.2.2 傳動(dòng)裝置的總效率...........................................4
2.2.3 所需電動(dòng)機(jī)的輸出功率.......................................4
2.3選擇電動(dòng)機(jī)的型號(hào)..............................................4
3 傳動(dòng)裝置的運(yùn)動(dòng)和動(dòng)力參數(shù)計(jì)算...............................4
3.1 分配傳動(dòng)比....................................................4
3.l.1 總傳動(dòng)比..................................... ..............4
3.1.2 各級(jí)傳動(dòng)比的分配 ...........................................5
3.2 各輪功率、轉(zhuǎn)速和轉(zhuǎn)矩的計(jì)算....................................5
4 傳動(dòng)零件的設(shè)計(jì)計(jì)算...........................................6
4.l V帶傳動(dòng)的設(shè)計(jì)算...............................................6
4.1.1小帶輪結(jié)構(gòu)圖 ...............................................9
4.1.2大帶輪結(jié)構(gòu)圖 ...............................................10
4.2 斜齒圓柱齒輪傳動(dòng)的設(shè)計(jì)計(jì)算...................................20
5 軸的設(shè)計(jì)計(jì)算.................................................20
5.l 減速器高速軸的設(shè)計(jì).................................. ........20
5.1.l 選擇軸的材料.......................... ....................20
5.1.2 按轉(zhuǎn)矩初步估算軸外伸端的直徑....................... ...... 20
5.1.3計(jì)算帶的輪轂寬度,設(shè)計(jì)軸的結(jié)構(gòu),初選滾動(dòng)軸承.. .............20
5.1.4選擇聯(lián)軸器,設(shè)計(jì)軸的結(jié)構(gòu),初選滾動(dòng)軸承.......... ...........21
6 減速器高速軸的校核............................. ............21
6.1求小齒輪上的作用力.............................. .............21
6.2繪制高速軸的計(jì)算簡(jiǎn)圖及軸的空間受力簡(jiǎn)圖.......... .............21
6.2.1求垂直面內(nèi)的支承反力,作垂直面內(nèi)的彎矩圖..... ..............22
6.2.2求垂直面內(nèi)的彎矩............................................22
6.2.3作垂直面內(nèi)的彎矩圖............................... ..........22
6.3.1求水平面內(nèi)的支承反力,作水平面內(nèi)的彎矩圖.......... .........22
6.3.2求水平面內(nèi)的彎矩.......................... .................23
6.3.3作水平面內(nèi)的彎矩圖.........................................23
6.4.1求合成彎矩,作合成彎矩圖..................... ...............23
6.4.2作轉(zhuǎn)矩圖....................................................24
6.4.3求當(dāng)量彎矩,作當(dāng)量彎矩圖........................ ......... ..24
6.5選擇2至3個(gè)危險(xiǎn)截面,校核軸的強(qiáng)度.............................25
7 減速器高速軸滾動(dòng)軸承的選擇及其壽命計(jì)算....... ............26
7.1選擇軸承類(lèi)型及初定型號(hào)......................... ...............26
7.2計(jì)算軸承的受力............................. ...................26
7.3計(jì)算當(dāng)量動(dòng)載荷................................. ...............26
7.4計(jì)算軸承壽命................................... ...............26
8.高速鍵聯(lián)接的選擇和驗(yàn)算....................... ................27
8.l減速器小齒輪與高速軸的鍵聯(lián)接.................. ................27
8.2帶輪與減速器高速軸的鍵聯(lián)..................... .................28
9 聯(lián)軸器的選擇................................ ..................28
10 潤(rùn)滑與密封................................. ..................28
10.1減速器齒輪傳動(dòng)潤(rùn)滑方式和潤(rùn)滑油的選擇........ ..................28
10.2減速器軸承潤(rùn)滑方式和潤(rùn)滑劑的選............. ..................28
10.3減速器密封裝置的選擇、通氣器類(lèi)型的選擇..... ...................28
11 總結(jié)(設(shè)計(jì)體會(huì))........................ ....................28
12 參考文獻(xiàn)....................... ............. ................29
l 設(shè)計(jì)任務(wù).................................. ..................3
2 電動(dòng)機(jī)的選擇計(jì)算............................................3
2.1選擇電動(dòng)機(jī)的轉(zhuǎn)速.............................................3
2.1.l計(jì)算傳動(dòng)滾筒的轉(zhuǎn)速.........................................3
2.1.2選擇電動(dòng)機(jī)的轉(zhuǎn)速...........................................3
2.2 所需電動(dòng)機(jī)的輸出功率.........................................3
2.2.1工作機(jī)的功率...............................................4
2.2.2 傳動(dòng)裝置的總效率...........................................4
2.2.3 所需電動(dòng)機(jī)的輸出功率.......................................4
2.3選擇電動(dòng)機(jī)的型號(hào)..............................................4
3 傳動(dòng)裝置的運(yùn)動(dòng)和動(dòng)力參數(shù)計(jì)算...............................4
3.1 分配傳動(dòng)比....................................................4
3.l.1 總傳動(dòng)比..................................... ..............4
3.1.2 各級(jí)傳動(dòng)比的分配 ...........................................5
3.2 各輪功率、轉(zhuǎn)速和轉(zhuǎn)矩的計(jì)算....................................5
4 傳動(dòng)零件的設(shè)計(jì)計(jì)算...........................................6
4.l V帶傳動(dòng)的設(shè)計(jì)算...............................................6
4.1.1小帶輪結(jié)構(gòu)圖 ...............................................9
4.1.2大帶輪結(jié)構(gòu)圖 ...............................................10
4.2 斜齒圓柱齒輪傳動(dòng)的設(shè)計(jì)計(jì)算...................................20
5 軸的設(shè)計(jì)計(jì)算.................................................20
5.l 減速器高速軸的設(shè)計(jì).................................. ........20
5.1.l 選擇軸的材料.......................... ....................20
5.1.2 按轉(zhuǎn)矩初步估算軸外伸端的直徑....................... ...... 20
5.1.3計(jì)算帶的輪轂寬度,設(shè)計(jì)軸的結(jié)構(gòu),初選滾動(dòng)軸承.. .............20
5.1.4選擇聯(lián)軸器,設(shè)計(jì)軸的結(jié)構(gòu),初選滾動(dòng)軸承.......... ...........21
6 減速器高速軸的校核............................. ............21
6.1求小齒輪上的作用力.............................. .............21
6.2繪制高速軸的計(jì)算簡(jiǎn)圖及軸的空間受力簡(jiǎn)圖.......... .............21
6.2.1求垂直面內(nèi)的支承反力,作垂直面內(nèi)的彎矩圖..... ..............22
6.2.2求垂直面內(nèi)的彎矩............................................22
6.2.3作垂直面內(nèi)的彎矩圖............................... ..........22
6.3.1求水平面內(nèi)的支承反力,作水平面內(nèi)的彎矩圖.......... .........22
6.3.2求水平面內(nèi)的彎矩.......................... .................23
6.3.3作水平面內(nèi)的彎矩圖.........................................23
6.4.1求合成彎矩,作合成彎矩圖..................... ...............23
6.4.2作轉(zhuǎn)矩圖....................................................24
6.4.3求當(dāng)量彎矩,作當(dāng)量彎矩圖........................ ......... ..24
6.5選擇2至3個(gè)危險(xiǎn)截面,校核軸的強(qiáng)度.............................25
7 減速器高速軸滾動(dòng)軸承的選擇及其壽命計(jì)算....... ............26
7.1選擇軸承類(lèi)型及初定型號(hào)......................... ...............26
7.2計(jì)算軸承的受力............................. ...................26
7.3計(jì)算當(dāng)量動(dòng)載荷................................. ...............26
7.4計(jì)算軸承壽命................................... ...............26
8.高速鍵聯(lián)接的選擇和驗(yàn)算....................... ................27
8.l減速器小齒輪與高速軸的鍵聯(lián)接.................. ................27
8.2帶輪與減速器高速軸的鍵聯(lián)..................... .................28
9 聯(lián)軸器的選擇................................ ..................28
10 潤(rùn)滑與密封................................. ..................28
10.1減速器齒輪傳動(dòng)潤(rùn)滑方式和潤(rùn)滑油的選擇........ ..................28
10.2減速器軸承潤(rùn)滑方式和潤(rùn)滑劑的選............. ..................28
10.3減速器密封裝置的選擇、通氣器類(lèi)型的選擇..... ...................28
11 總結(jié)(設(shè)計(jì)體會(huì))........................ ....................28
12 參考文獻(xiàn)....................... ............. ................29