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金屬切削機(jī)床設(shè)計(jì)課程設(shè)計(jì)-中心高為200mm的專用車床的主軸箱部件設(shè)計(jì)全套圖紙-wenkub

2022-11-05 19:06:54 本頁面
 

【正文】 導(dǎo)致齒輪徑向尺寸中心高為 200mm 的專用車床的主軸箱部件設(shè)計(jì) 3 增大 ,常限制最小傳動(dòng)比 41min?i ;在升速時(shí)為了防止過大的噪聲和震動(dòng),常限制最大傳動(dòng)比 2max?i 。中心高為 200mm 的專用車床的主軸箱部件設(shè)計(jì) 1 一、 設(shè)計(jì)目的 ................................................................................................................. 2 二、 設(shè)計(jì)步驟 ................................................................................................................. 2 1. 運(yùn)動(dòng)設(shè)計(jì) .............................................................................................................. 2 已知主要技術(shù)參數(shù) ....................................................................................... 2 結(jié)構(gòu)分析式 .................................................................................................. 2 轉(zhuǎn)速圖 ......................................................................................................... 3 傳動(dòng)系統(tǒng)圖 .................................................................................................. 4 2. 動(dòng)力計(jì)算 .............................................................................................................. 5 電機(jī)的選取 .................................................................................................. 5 各傳動(dòng)軸的設(shè)計(jì) ........................................................................................... 5 軸Ⅱ ................................................................................................... 6 軸Ⅴ ................................................................................................... 6 軸Ⅳ ................................................................................................... 6 軸Ⅲ ................................................................................................... 7 確定各齒輪齒數(shù) ........................................................................................... 7 21ZZ 、 43ZZ (第一擴(kuò)大組) ............................................................ 7 65ZZ 、 87ZZ 、 109ZZ (基本組) ...................................................... 7 換向齒輪 11Z 、 12Z ........................................................................... 8 帶傳動(dòng)設(shè)計(jì) ................................................................................................ 8 .............................................................................................10 基本組齒輪 65ZZ 的校核 ...............................................................................10 齒面接觸疲勞強(qiáng)度的校核 ...................................................................10 齒根疲勞強(qiáng)度的校核 ......................................................................... 11 軸強(qiáng)度校核 ..................................................................................................12 確定外加載荷 ................................................................
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