3787 玉米脫粒機(jī)的設(shè)計
3787 玉米脫粒機(jī)的設(shè)計,玉米,脫粒機(jī),設(shè)計
目錄引言 ....................................................................................1初步擬定設(shè)計過程 ........................................................................21 設(shè)計方案 ..............................................................................21.1 總體方案設(shè)計 ..........................................................................................................................................21.2 傳動裝置的總體設(shè)計 ..............................................................................................................................22 玉米脫粒機(jī)的設(shè)計 .....................................................................22.1 選擇電動機(jī) ..............................................................................................................................................22.1.1 確定電機(jī)轉(zhuǎn)速 ...............................................................................................................................22.1.2 確定電機(jī)工作效率 .......................................................................................................................32.1.3 確定電機(jī)的型號 ...........................................................................................................................33 V 帶及帶輪的傳動設(shè)計 ..................................................................33.1 帶輪材料的選擇 ......................................................................................................................................33.2 V 帶的設(shè)計與計算 ...................................................................................................................................33.3 帶輪的結(jié)構(gòu)設(shè)計 ......................................................................................................................................44 鏈傳動設(shè)計與計算 .....................................................................54.1 鏈輪材料的選擇 ......................................................................................................................................54.2 鏈輪的基本傳動方案 ..............................................................................................................................54.3 對鏈輪的基本要求 ..................................................................................................................................54.4 滾子鏈傳動的設(shè)計 ..................................................................................................................................64.5 鏈輪 3 的傳動與設(shè)計： ..........................................................................................................................74.6 鏈輪 4 的傳動與設(shè)計 ..............................................................................................................................84.7 鏈輪 1 的設(shè)計 ..........................................................................................................................................94.7.1 鏈輪 1 的計算 ...............................................................................................................................94.7.2 滾子鏈鏈輪 1 齒槽形狀參數(shù) .....................................................................................................104.7.3 整體式小鏈輪 Z1 主要結(jié)構(gòu)尺寸 ...............................................................................................104.8 鏈輪 2 的設(shè)計 ........................................................................................................................................114.8.1 鏈輪 2 的計算 ...........................................................................................................................114.8.2 滾子鏈鏈輪 2 齒槽形狀參數(shù) .....................................................................................................124.8.3 整體式小鏈輪 Z2 主要結(jié)構(gòu)尺寸 ...............................................................................................124.9 鏈輪 3 的設(shè)計 ........................................................................................................................................134.9.1 鏈輪 3 的計算 .............................................................................................................................134.9.2 滾子鏈鏈輪 3 齒槽形狀參數(shù) .....................................................................................................144.9.3 整體式鋼制小鏈輪 Z3 主要結(jié)構(gòu)尺寸 .......................................................................................144.10 鏈輪 4 的設(shè)計 ......................................................................................................................................154.10.1 鏈輪 3 的計算 ...........................................................................................................................154.10.2 滾子鏈鏈輪 4 齒槽形狀參數(shù) ...................................................................................................164.10.3 整體式鋼制小鏈輪 Z4 主要結(jié)構(gòu)尺寸 .....................................................................................164.11 鏈傳動的失效形式 ..............................................................................................................................164.11.1 鏈條鉸鏈的磨損 .......................................................................................................................164.11.2 鏈的疲勞破壞 ...........................................................................................................................174.11.3 多次沖擊破斷 ...........................................................................................................................174.11.4 鏈條的膠合 ...............................................................................................................................174.11.5 載拉斷 .......................................................................................................................................175 軸的結(jié)構(gòu)設(shè)計 ........................................................................175.1 軸材料的選擇 ........................................................................................................................................175.2 軸結(jié)構(gòu)的基本要求 ................................................................................................................................175.3 初步確定軸 1 的各段直徑和長度 ........................................................................................................185.3.1 估算軸的最小直徑 .....................................................................................................................185.3.2 擬定軸上零件的裝配方案 .........................................................................................................185.3.3 軸上零件的軸向定位 .................................................................................................................185.4 初步確定軸 2 的各段直徑和長度 ........................................................................................................195.4.1 估算軸的最小直徑 .....................................................................................................................195.4.2 軸上零件的軸向定位 .................................................................................................................195.4.3 軸的左端對腰輪進(jìn)行結(jié)構(gòu)設(shè)計 .................................................................................................195.5 軸三的結(jié)構(gòu)設(shè)計 ....................................................................................................................................195.5.1 估算軸的直徑 .............................................................................................................................195.5.2 軸上零件的軸向定位 .................................................................................................................195.5.3 對鼓輪軸的結(jié)構(gòu)設(shè)計 .................................................................................................................205.6 軸四的結(jié)構(gòu)設(shè)計 ....................................................................................................................................205.6.1 估算軸的最小值徑 .....................................................................................................................205.6.2 軸上零件的軸向定位 .................................................................................................................205.7 軸端倒角 ................................................................................................................................................216 機(jī)架材料的選擇 ...................................................................................................................................217 結(jié)束語 .......................................................................................................................................................218 致謝 ...........................................................................................................................................................22參考文獻(xiàn)： ...................................................................................................................................................22
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上傳時間：2017-10-27
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玉米
脫粒機(jī)
設(shè)計
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3787 玉米脫粒機(jī)的設(shè)計,玉米,脫粒機(jī),設(shè)計
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