外文翻译 大倾角液压支架四连杆机构的设计.doc

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1、外文原文:2009InternationalConferenceonEngineeringComputationTheDesignofFour-barLinkageofLargeInclinedAngleHydraulicSupportXinZhangQingliangZeng2,JianwuZhang',HanzhengDai21SchoolofMechanicalEngineering.ShanghaiJiaotongUniversity,Shanghai,P.R・China:hangxinmt@163.com‘CollegeofMechanicalandElectronicEngin

2、eering.ShandongUniversityofScienceandTechnology.Qingdao.P.R.China(I)⑵Abstract-Four-barlinkageisoneofthemostimportantcomponentsofshield-typepoweredsupportorchock-shield-typehydraulicsupport・Parameterizedmodeling,simulationandoptimizationoffour-barlinkageisfirstlyaccomplishedbyuseofADAMSsoftwareindes

3、igningalargeinclinedanglehydraulicsupport・Thenbasedonthree-dimensionmodelofthewholehydraulicsupport,applyingCOSMOSWorkssoftware,finiteelementanalysisismadeunderthefronttorsionloadofroofbeam.Theanalysisresultvalidatesthefeasibilityoffour-barlinkagedesignandmeetsthedesignrequirementsverywell.Thismeth

4、odcaneffectivelyshortenthedesigncycleandimprovedesignefficiencyofhydraulicsupport・Keyword-hydraulicsupport;four-barlinkage;optimizationdesign;ADAMS;finiteelementanalysisLIntroductionFour-barlinkageisoneofthemostimportantcomponentsofshield-typehydraulicsupportorchock-shield・typehydraulicsupport・Itsf

5、unctionhastwoaspects:One,asthesupportlegsrisesorlowers,theleadingedgeofroofbeammovesupanddownnearlyvertically,thusmaintaininganearlyconstantunsupporteddistancebetweenthecoalwallandtheleadingedgeofroofbeam.Thisisafeaturethatiswidelyconsideredmostdesirableforgoodroofcontrol.Second,itmakesthesupportto

6、becapableofbearinglargerhorizontalload・Indesigningalargeinclinedanglehydraulicsupport,optimizationofthefour-linkdesignisanimportantwork.Thesizeoffour-barlinkagedirectlyinfluencestheperformanceandstatusofhydraulicsupport・Inthetraditionalfour-barlinkagedesign,BASICprogramisusedtocompute[1]■buttheresu

7、ltsoftencannotmeetthedesignrequirementsandcannotobtaintheoptimalsolution.Currently,ADAMSsoftwareismoreandmoreappliedintheinechanicaldynamicsfield[2].So,thepapermakesuseoftheADAMSsoftwaretomodelandsimulateth