Z5140立式鉆床主傳動(dòng)系統(tǒng)設(shè)計(jì)
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- 機(jī)制設(shè)計(jì)機(jī)床設(shè)計(jì)任務(wù).............. ................................２
緒論..........................................................３
１主電機(jī)選用..................................................４
２轉(zhuǎn)速圖的擬定................................................５
２.１選擇公比...............................................５
２.２選擇結(jié)構(gòu)式.............................................６
２.３擬定轉(zhuǎn)速圖.............................................７
３確定各變速組變速副齒數(shù)......................................８
３.１齒輪齒數(shù)的確定應(yīng)注意的問(wèn)題.............................９
３.２齒輪的計(jì)算............................................１０
３.３齒輪的布置............................................１１
３.４主傳動(dòng)系統(tǒng)圖..........................................
４軸的計(jì)算和確定.............................................１２
４.１確定主軸和各軸的計(jì)算轉(zhuǎn)速..............................１２
４.２確定傳動(dòng)軸的計(jì)算轉(zhuǎn)速..................................１３
４.３軸頸的確定............................................１４
４.４主軸軸頸直徑的確定....................................１５
５各變速組齒輪模數(shù)的確定和校核...............................１６
５.１齒輪模數(shù)的初步計(jì)算....................................１７
５.２齒輪校核..............................................１８
６軸的校核...................................................１９
６.１主軸的扭轉(zhuǎn)剛度校核....................................２０
６.２扭轉(zhuǎn)剛度校核..........................................２１
７聯(lián)軸器的設(shè)計(jì)...............................................２２
７.１選擇聯(lián)軸器的類型......................................２２
７.２計(jì)算聯(lián)軸器的計(jì)算扭矩..................................２３
７.３確定聯(lián)軸器的型號(hào)......................................２４
７.４校核最大轉(zhuǎn)速..........................................２５
７.５協(xié)調(diào)軸孔直徑..........................................２６
７.６規(guī)定部件相應(yīng)的安裝精度................................２７
８軸承的選擇和驗(yàn)算...........................................２８
８.１軸承的選擇............................................２９
８.２軸承壽命的驗(yàn)算........................................３０
總結(jié).........................................................３２
參考文獻(xiàn).....................................................３３
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