【正文】 ................................................................................................................................................3 選擇電動機(jī)，確定各軸的運(yùn)動和動力參數(shù) ..............................................................................................................3 求電動機(jī)的輸出功率 ..........................................................................................................................................3 選擇電動機(jī)的型號，計(jì)算總傳動比 .................................................................................................................4 齒輪的選擇與校核 .......................................................................................................................................................4 高速級齒輪 ...........................................................................................................................................................4 鏈傳動的設(shè)計(jì)與計(jì)算 ..................................................................................................................................................9 .......................................................................................................................................................9 .........................................................................................................................................11 .................................................................................................................................................... 12 軸的計(jì)算與校核 ....................................................................................................................................................... 12 軸上零件的固定 ............................................................................................................................................... 12 軸徑的確定與齒輪的受力（以Ⅰ軸為例） .................................................................................................. 13 軸的選擇與校核 ............................................................................................................................................... 13 軸的轉(zhuǎn)矩彎矩受力圖 ....................................................................................................................................... 16 聯(lián)軸器的設(shè)計(jì) ............................................................................................................................................................ 16 確定聯(lián)軸器的計(jì)算轉(zhuǎn)矩 ......................................................................................................................................... 16 鍵的設(shè)計(jì) ..................................................................................................................................................................... 17 選擇鍵的類型、材料 ....................................................................................................................................... 17 鍵的尺寸的確定 ............................................................................................................................................... 17 校核鍵聯(lián)接的強(qiáng)度 ........................................................................................................................................... 17 軸承的設(shè)計(jì) ................................................................................................................................................................ 17 軸承的選擇 ........................................................................................................................................................ 17 計(jì)算軸承壽命 ..................................................................