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1、秸秆粉碎机的设计（有全套图纸）全套CAD图纸,联系695132052毕业设计说明书中文摘要全套设计,394413192秸秆粉碎机的设计摘要保护性耕作是国际农业技术发展的重要趋势,秸秆还田技术是机械化保护性耕作中关键的一项技术。使用机械化秸秆还田技术可以有效地解决农忙期间争农时、争劳力的矛盾,有力推动秸秆还田的农业全程机械化进程,避免由于焚烧秸秆产生的环境污染。本着一机多用、降低生产成本的原则,研制了既能满足玉米秸秆、又能单独实现旋耕作业的新型玉米秸秆还田机。1在对秸秆粉碎及灭茬基本理论分析的基础上,提出多功能玉米秸秆还田机总体结构设计方案。采用卧式结构,主要由悬挂装
2、置、变速箱、秸秆粉碎机构、等组成。拖拉机输出动力经万向节传递给变速箱,变速箱一轴经齿轮、链轮两级增速后,带动粉碎刀辊工作。2设计了新型变速箱,实现了秸秆粉碎的作业,结构简单,一机多用。主要由锥齿轮传动等组成。利用从动齿轮的离合来实现粉碎、旋耕动力的分离与结合,从而分别完成秸秆粉碎与旋耕单项作业,实现一机多用之功能。关键词变速箱;秸秆粉碎机;甩刀;结构及工作原理毕业设计说明书外文摘要ThehydrauliccylinderheaddrillingfixturedesignAbstractTheprotectioncultivationisthemostimportan
3、tinternationalagriculturaltechnologydevelopmenttendency.Thesmashedstrawtechnologyisoneessentialtechnologyofthemechanizedprotectioncultivation.Usingsmashedstrawmachinescalleffectivelysolvetheproblemsthatstrivingfortimeandlabourduringthebusyingfarmingtime,andCanmaketheagriculturalentirem
4、echanizationcome幻truth.Italsocallavoidenvkonmentpollutioncausedbystrawsettingonfire.Accordingtomulti-functionandreducingproductionCOst,multi?functionsmashedstrawmachineWaSdeveloped.ItnotonlyCansmashst“1wtogetherwiththestubbleandputitbacktothefarmlandtoincreasethenutrientoncetimebutalso
5、CanaccordingtoOurpracticalnecessitytochooserotarytillingsinglefunction1OnthebasicofstudyingtheelementarytheoryofsmaShingstraw,theintegralstructuredesignplanofmulti-functionmachineWaSintroducedThemachineismainlycomposedofhanngsystem,gearbox,belttransmissionsystem,stalk-soilreturningroll
6、er,rotarytillerroller,anddepthlimitroller.Poweristransmittedfromthetractorshafttothepoweroutputgearbox.Oneshaftofthegearboxisacceleratedbybothbevelgearsandstraptransmission.Andthenitdrivesthestalk?smashingknivesrevolvingquickly.Anotherismovedbythebevelgearsandstrapwheeltodrivetherotary
7、tillerworking2Theinnovativepointisthedesignofnewgearbox,whichhasrealizedthecompositeworkorsinsleworkofsmashingstraw,stubbleandrotarytillageforthefirsttime.Itmakesonemachinehastwouses.Thegearboxismainlycomposedofbevelgears,pokingfork,clutch,andbearings.Usingtheseparationorunionbetween
