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目 錄 摘要·····················································Ⅰ Abstract··············································Ⅱ 第一章概述·······················································1 第二章對(duì)旋耕機(jī)的展望及發(fā)展現(xiàn)狀·······························2 2.1 對(duì)旋耕機(jī)的展望·········································2 2.2 旋耕機(jī)的的發(fā)展現(xiàn)狀····································3 2.2.1國(guó)外旋耕機(jī)的發(fā)展現(xiàn)狀·····························3 2.2.2國(guó)內(nèi)旋耕機(jī)的發(fā)展現(xiàn)狀·····························4 第三章設(shè)計(jì)及其計(jì)算·············································5 3.1 旋耕機(jī)的工作原理與設(shè)計(jì)原則思想·······················5 3.1.1工作原理············································5 3.1.2設(shè)計(jì)原則思想·······································5 3.2 旋耕機(jī)的結(jié)構(gòu)及主要技術(shù)參數(shù)···························6 3.3 旋耕機(jī)的設(shè)計(jì)···········································7 3.3.1 總體設(shè)計(jì)··········································7 3. 3. 2 旋耕機(jī)類(lèi)型的選擇·································7 3.3.3 旋耕機(jī)耕幅的確定 ································7 3.3.4 旋耕機(jī)與拖拉機(jī)的掛接型式························7 3.3.5 旋耕機(jī)與拖拉機(jī)的配置型式························8 3.3.6 旋耕機(jī)的傳動(dòng)型式·································8 3.3.7 旋耕機(jī)的前進(jìn)速度·································8 3.3.8 旋耕機(jī)的刀軸轉(zhuǎn)速·································9 3.4 旋耕機(jī)的部件設(shè)計(jì)·······································9 3.4.1 萬(wàn)向節(jié)總成········································9 3.4.2 懸掛架總成········································9 3.4.3 齒輪箱············································9 3.4.4 左、右主梁總成及機(jī)罩拖板總成···················10 3.4.5 左、右刀軸總成···································10 3.4.6 旋耕機(jī)對(duì)刀片排列的要求·························10 3.4.7 現(xiàn)有旋耕機(jī)刀片排列存在的問(wèn)題··················11 3.4.8 解決方法···································11 3．5 旋耕刀的設(shè)計(jì)·········································12 3.5.1 旋耕刀的分類(lèi)··································12 3.5.2 旋耕刀的結(jié)構(gòu)··································13 3.5.3 旋耕刀的設(shè)計(jì)··································14 3．6 犁體總成···············································15 第四章 旋耕機(jī)的幾項(xiàng)驗(yàn)算······································16 4.1 旋耕刀片端點(diǎn)的圓周速度Vo·····························16 4.2 最大耕深 Hmax ··········································17 4.3 切土節(jié)距 S·············································18 4.4 溝底凸起高度··········································19 4.5 功率消耗N ············································19 4.6 刀片的后角·············································21 4.7 工作前的安裝與調(diào)整 ··································21 4．8 旋耕機(jī)選用時(shí)要注意以下幾個(gè)問(wèn)題·····················22 4.9 旋耕機(jī)使用技術(shù)要點(diǎn)···································23 結(jié)論····························································25 致謝····························································26 參考文獻(xiàn)························································27 附錄1···················································29 附錄2·················································32 附錄3···················································41