設(shè)計(jì)帶式輸送機(jī)中的傳動(dòng)裝置_二級(jí)減速器設(shè)計(jì)說明書(存儲(chǔ)版)
【正文】 ........................................................................ 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） ........................................................................................ 13 六、軸的強(qiáng)度校核 ...................................................................................................... 16 高速軸校核 .......................................................................................................... 16 中間軸校核 ........................................................................................................... 18 低速軸校核 ........................................................................................................... 20 七、校核軸承壽命 ...................................................................................................... 22 高速軸 ................................................................................................................... 22 中間軸 ................................................................................................................... 23 低速軸 ................................................................................................................... 23 八、鍵連接的選擇和計(jì)算 .......................................................................................... 23 九、箱體的設(shè)計(jì) .......................................................................................................... 24 十、心得體會(huì) ................................................................................ 錯(cuò)誤 !未定義書簽。 (3) 計(jì)算大齒輪的基準(zhǔn)直徑 d2 0 d1d i d? ? ? 300mm。 計(jì)算 V 帶根數(shù) Z 由 nm， dd1 結(jié)合教材《 機(jī)械設(shè)計(jì) 》查圖 /表 84a 得 P0=。 小齒輪傳遞的（輸入）轉(zhuǎn)矩： T1= 91680 N?mm (注意單位換算 ) 小齒輪分度圓直徑： ? ?21131td1 m in EHK T i Zd i??????
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