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目 錄
摘要·····················································Ⅰ
Abstract··············································Ⅱ
第一章概述·······················································1
第二章對旋耕機的展望及發(fā)展現(xiàn)狀·······························2
2.1 對旋耕機的展望·········································2
2.2 旋耕機的的發(fā)展現(xiàn)狀····································3
2.2.1國外旋耕機的發(fā)展現(xiàn)狀·····························3
2.2.2國內(nèi)旋耕機的發(fā)展現(xiàn)狀·····························4
第三章設計及其計算·············································5
3.1 旋耕機的工作原理與設計原則思想·······················5
3.1.1工作原理············································5
3.1.2設計原則思想·······································5
3.2 旋耕機的結構及主要技術參數(shù)···························6
3.3 旋耕機的設計···········································7
3.3.1 總體設計··········································7
3. 3. 2 旋耕機類型的選擇·································7
3.3.3 旋耕機耕幅的確定 ································7
3.3.4 旋耕機與拖拉機的掛接型式························7
3.3.5 旋耕機與拖拉機的配置型式························8
3.3.6 旋耕機的傳動型式·································8
3.3.7 旋耕機的前進速度·································8
3.3.8 旋耕機的刀軸轉(zhuǎn)速·································9
3.4 旋耕機的部件設計·······································9
3.4.1 萬向節(jié)總成········································9
3.4.2 懸掛架總成········································9
3.4.3 齒輪箱············································9
3.4.4 左、右主梁總成及機罩拖板總成···················10
3.4.5 左、右刀軸總成···································10
3.4.6 旋耕機對刀片排列的要求·························10
3.4.7 現(xiàn)有旋耕機刀片排列存在的問題··················11
3.4.8 解決方法···································11
3．5 旋耕刀的設計·········································12
3.5.1 旋耕刀的分類··································12
3.5.2 旋耕刀的結構··································13
3.5.3 旋耕刀的設計··································14
3．6 犁體總成···············································15
第四章 旋耕機的幾項驗算······································16
4.1 旋耕刀片端點的圓周速度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 旋耕機選用時要注意以下幾個問題·····················22
4.9 旋耕機使用技術要點···································23
結論····························································25
致謝····························································26
參考文獻························································27
附錄1···················································29
附錄2·················································32
附錄3···················································41