ca6140機(jī)床主軸箱零件設(shè)計(jì)畢業(yè)論文-全文預(yù)覽
【正文】 的 最 大 變 速 范 圍 Rmax=（i min/imax）≦8~10。CA6140機(jī)床主軸箱零件設(shè)計(jì)畢業(yè)論文目錄一、 設(shè)計(jì)目的....................................................................4二、 設(shè)計(jì)步驟....................................................................41. 運(yùn)動(dòng)設(shè)計(jì)..................................................................4 已知條件..................................................................4 結(jié)構(gòu)分析式................................................................4 繪制轉(zhuǎn)速圖................................................................5 繪制傳動(dòng)系統(tǒng)圖............................................................72. 動(dòng)力設(shè)計(jì)..................................................................8 確定各軸轉(zhuǎn)速..................................................................8 帶傳動(dòng)設(shè)計(jì)................................................................9 各傳動(dòng)組齒輪模數(shù)的確定和校核. ...........................................103. 齒輪強(qiáng)度校核............................................................11 校核 a 傳動(dòng)組齒輪. ......................................................12 校核 b 傳動(dòng)組齒輪........................................................14 校核 c 傳動(dòng)組齒輪........................................................154. 主軸撓度的校核...........................................................15 確定各軸最小直徑.........................................................15 軸的校核.................................................................155. 主軸最佳跨距的確定.......................................................16 選擇軸頸直徑,軸承型號(hào)和最佳跨距..........................................16 求軸承剛度...............................................................166. 各傳動(dòng)軸支承處軸承的選擇.................................................167. 主軸剛度的校核................................
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