畢業(yè)論文-玉米播種機(jī)的設(shè)計(jì)

1、玉米播種機(jī)的設(shè)計(jì)玉米播種機(jī)的設(shè)計(jì)學(xué)生姓名曹雙雙學(xué)號(hào)8031212203所屬學(xué)院機(jī)械電氣化工程學(xué)院專業(yè)農(nóng)業(yè)機(jī)械化及其自動(dòng)化班級(jí)162指導(dǎo)老師弋曉康日期2016.05塔里木大學(xué)機(jī)械電氣化工程學(xué)院制16屆畢業(yè)設(shè)計(jì)目錄1緒論緒論..............................................................................................................

2、...............................................11.1課題研究的目的與意義..................................................................................................................11.2國(guó)內(nèi)外發(fā)展?fàn)顩r..................................

3、............................................................................................11.3對(duì)課題的任務(wù)要求及目標(biāo)的分析..................................................................................................21.4本課題需要重點(diǎn)研

4、究的關(guān)鍵的問(wèn)題及解決的思路......................................................................21.5完成本課題需要的工作條件及解決的辦法..................................................................................21.6工作條件及解決方法....................

5、..................................................................................................32玉米播種機(jī)總體設(shè)計(jì)玉米播種機(jī)總體設(shè)計(jì)......................................................................................................

6、...........................32.1播種機(jī)整機(jī)設(shè)計(jì)原則......................................................................................................................32.2免耕播種機(jī)總體結(jié)構(gòu).................................................

7、.....................................................................32.3播種機(jī)工作特點(diǎn)..............................................................................................................................43玉米播種機(jī)排種器的設(shè)計(jì)玉

8、米播種機(jī)排種器的設(shè)計(jì).........................................................................................................................43.1傾斜圓盤式排種器.............................................................................

9、.............................................43.2排種盤外形的確定..........................................................................................................................53.3排種盤直徑的確定.............................

10、.............................................................................................63.4排種盤傾角的確定...................................................................................................................

11、.......63.5型孔結(jié)構(gòu)及尺寸確定......................................................................................................................63.6排種盤外側(cè)邊緣厚度的確定..................................................................

12、........................................83.7孔間距的確定..................................................................................................................................84玉米播種機(jī)破茬裝置的設(shè)計(jì)玉米播種機(jī)破茬裝置的設(shè)計(jì)..............

13、.......................................................................................................94.1玉米播種機(jī)破茬裝置的設(shè)計(jì)運(yùn)動(dòng)原理..........................................................................................94.2傳動(dòng)裝

14、置與工作裝置......................................................................................................................95玉米播種機(jī)開(kāi)溝器的設(shè)計(jì)玉米播種機(jī)開(kāi)溝器的設(shè)計(jì)........................................................................

15、.................................................95.1設(shè)計(jì)原理..........................................................................................................................................95.2設(shè)計(jì)參數(shù).................

16、.......................................................................................................................106排肥器的設(shè)計(jì)排肥器的設(shè)計(jì)......................................................................................

17、.....................................................106.1排肥器的結(jié)構(gòu)及工作原理...........................................................................................................106.2排肥器主要技術(shù)參數(shù)的確定...........................

18、.............................................................................117軸的校核軸的校核....................................................................................................................................

19、...............117.1按扭矩初算軸徑............................................................................................................................117.2軸的校核............................................................

20、............................................................................12總結(jié)............................................................................................................................................

21、................13致謝............................................................................................................................................................14參考文獻(xiàn)參考文獻(xiàn)..................................