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級(jí)減速器課程設(shè)計(jì)--設(shè)計(jì)帶式輸送機(jī)中的傳動(dòng)裝置-wenkub

2023-01-28 13:56:50 本頁(yè)面
 

【正文】 》 《工程力學(xué)》 《機(jī)械制圖》 目 錄 一、電機(jī)的選擇 ............................................................................................................ 1 選擇電機(jī)的類型和結(jié)構(gòu)形式: ............................................................................. 1 電機(jī)容量的選擇 ..................................................................................................... 1 電機(jī)轉(zhuǎn)速確定 ......................................................................................................... 1 二、傳動(dòng)裝置的運(yùn)動(dòng)和動(dòng)力參數(shù)計(jì)算 ........................................................................ 2 分配傳動(dòng)比及計(jì)算各軸轉(zhuǎn) 速 ................................................................................. 2 傳動(dòng)裝置的運(yùn)動(dòng)和動(dòng)力參數(shù)計(jì)算 ......................................................................... 2 三、 V 帶傳動(dòng)設(shè)計(jì) ........................................................................................................ 4 確定計(jì)算功率 ......................................................................................................... 4 選擇普通 V 帶型號(hào) ................................................................................................ 4 確定帶輪基準(zhǔn)直徑并驗(yàn)算帶速 ............................................................................. 4 確定 V 帶中心距和基礎(chǔ)長(zhǎng)度 ................................................................................ 4 驗(yàn)算小帶輪包角 ..................................................................................................... 5 計(jì)算 V 帶根數(shù) Z .................................................................................................... 5 計(jì)算壓軸力 ............................................................................................................. 5 四、設(shè)計(jì)減速器內(nèi)傳動(dòng)零件(直齒圓柱齒輪) ........................................................ 5 高速級(jí)齒輪傳動(dòng)設(shè)計(jì)計(jì)算 ..................................................................................... 5 低速級(jí)齒輪傳動(dòng)設(shè)計(jì)計(jì)算 ..................................................................................... 7 傳動(dòng)齒輪的主要參數(shù) ............................................................................................. 9 五、軸的結(jié)構(gòu)設(shè)計(jì)計(jì)算 ................................................................................................ 9 高速軸的計(jì)算( 1 軸) .......................................................................................... 9 中間軸的計(jì)算( 2 軸) ........................................................................................ 12 低速軸的計(jì)算( 3 軸) ........................................................................................ 14 六、軸的強(qiáng)度校核 ...................................................................................................... 17 高速軸校核 .......................................................................................................... 17 中間軸校核 ........................................................................................................... 20 低速軸校核 ........................................................................................................... 23 七、校核軸承壽命 ...................................................................................................... 26 高速軸 ...................................................................................................................
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