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ID:32198923
大小:2.55 MB
页数:71页
时间:2019-02-01
《蔬菜钵苗移栽机栽植机构设计》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、江苏大学硕士学位论文Mostofourcropsfortransplantingarestilldonebyhandandlowlevelofmechanization.Combinedwith”threeagriculturalengineering”project,thisthesisinvestigatessomeissuesonplantingmechanismdesignselection,kinematicsanalysis,VirtualPrototypingandexerciseperiodmatch.Thepre—theoreticalresearc
2、hresultswillbeusedtoguidethedesignofseveraltypesofplantingmechanism.Thefollowingworkhasbeenaccomplished.(1)Consideringtherequirementsofthelocusofplantingmechanism,proposedasetlinearplantinglocus.Designedseveraltransplantedplantingmechanism,andfinallyselectedagear-cam·linkplantingmechani
3、smandaPlanetaryGearplantingmechanism.(2)Takingthegear-cam·linkplantingmechanismasthestudyobject.Builtthekinematicsmodelsofthegear-cam—linkplantingmechanism.Todeterminethemainfactorsaffectingtheplantinglocusindifferentstructuralparametersofthegear-cam-linkplantingmechanisminADAMS.Thestru
4、cturalparametersofthegear-cam-linkplantingmechanismwereoptimizedbythemodelofZeroSpeedSeedingandtherequirementsofvegetablespacingintheAdams;O)VakingthePlanetaryGearplantingmechanismasthestudyobject.Builtthekinematicsmodelsoftheplantingmechanism,todeterminethemainfactorsaffectingtheplanti
5、nglocusindifferentstructuralparametersoftheplanetarygearmechanism.Baseonzerospeedseeding,builtthetheoreticalmodelofplantspacing.ThestructuralparametersofthePlanetaryGearplantingmechanismwereoptimizedbytherequirementsoftransplantedandvegetablespacing.TheseparameterswerevalidationinADAMS.
6、(4)Takingtheendactuatorofplantingmechanismandtheopeninganddosingoftransplant’Smechanismasthestudyobject.Therelationshipbetweentheopeninganddosingoftransplantor’Swidthandtheparametersofthetransplantedopeninganddosingmechanismwasanalyzed.thestructuralparametersofthemechanismwasoptimizeand
7、validinAdams.;(5)Onthebasisoftheplantingmechanismdesignandthetransplantedopeninganddosingmechanismdesign,thecycleoftransplantingmechanismandtheopeninganddosingmechanismofthetransplantedwerematched.Basedonthematchedcycle,the111蔬菜钵苗移栽机栽植机构设计gear·-link··camtransplantingmechanisman
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