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1、目錄摘要.................................................................................................................................................1Abstract..............................................................

2、..............................................................................2第一章前言...................................................................................................................................31.1畢

3、業(yè)設(shè)計(jì)目的.........................................................................................................................................31.2本課題的內(nèi)容和要求.................................................................

4、............................................................31.2課題研究的意義....................................................................................................................................4第二章林木移栽機(jī)機(jī)構(gòu)......

5、.........................................................................................................52.1整體結(jié)構(gòu)及其主要參數(shù).....................................................................................................

6、....................52.2主要部件結(jié)構(gòu)分析與設(shè)計(jì).....................................................................................................................62.3本章小結(jié)............................................................

7、....................................................................................9第三章制定基本方案和繪制液壓系統(tǒng)圖.................................................................................103.1制定基本方案..........................

8、.............................................................................................................103.2繪制液壓系統(tǒng)圖...................................................................................................

9、...............................13第四章液壓元件的選型與計(jì)算.................................................................................................154.1液壓泵的選擇..................................................................

10、....................................................................154.2液壓閥的選擇......................................................................................................................................174.3蓄能

11、器的選擇......................................................................................................................................184.4管道尺寸的確定......................................................................

12、............................................................184.5油箱容量的確定..................................................................................................................................20第五章液壓缸的計(jì)算.......

13、..........................................................................................................215.1負(fù)載分析.........................................................................................................

14、.....................................215.2提升液壓缸主要參數(shù)的確定..............................................................................................................225.3擬訂液壓系統(tǒng)圖............................................

15、......................................................................................235.4液壓元件的選擇..........................................................................................................................

16、........245.5液壓系統(tǒng)的性能驗(yàn)算..........................................................................................................................26結(jié)論........................................................................

17、.......................................................................29致謝...............................................................................................................................................30

18、參考文獻(xiàn).......................................................................................................................................312AbstractAbstractIndertoimprovethesurvivalrateoftreeslscapingetcinplantrootstat

19、iontreeswithsoilballsimpleinstructureefficientfesttransplantingmachinemehighlymarketsfav.Thetreesoftransplantingmachinetypewholestructureshovelknifecomponentsbucketcomponenthoistingmechanismhydraulicsystemkeycomponentsde

20、signanalysisdevelopedakindofsuitablefsmallmediumsizedtreestransplantingmachinery.Hydraulicsystemisfestisanimptantpartoftransplantingmachinemainlyincludinghydraulicpumphydraulicoilcylindersvalvestanketcthistopicthroughthe

21、applicationoffesttreetransplantingmachineAutoCADtechnologythroughthecalculationofhydraulicsystemdesignofhydrauliccylinderfinishsuchaselectromagicvalvepumpion.KeywdtreestransplantingmachineHydraulicsystemHydrauliccylinder

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