针对液压挖掘机工作装置仿真研究

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1、⎆य़ᣪᥬᴎᎹ԰㺙㕂ӓⳳⷨお
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4、draulicExcavator’sManipulatorHeQinghua,ZhangDaqing,HaoPeng,ZhangXinhai(Collegeofmechanical&electricalengineering,CentralSouthUniversity,HunanChangSha,410083,China˅Abstract:CapabilityandcharacteristicofAMESimweredescribedconcisely;thehydraulicsystemandmechanismofexcavator’smanipulatorweremodeledinAME

5、Sim.Themainparametersofmodelareset,andthenthedynamicsimulationofhydraulicsystemandtheplanardynamicsimulationofmechanismwereachieved.Theexperimentsareappliedtoverifythemodel,andthesimulationresultswereanalyzedandcomparedwiththatofexperimentsindetail,motionofsimulationmodelwasshowninAMEViewer.Bycompar

6、ingwiththeexperiment,thesimulationerrorsforpressureofboom,stickandbucketwerelessthan10bar.Inaword,accuratemotionsimulationofexcavator’smanipulatorisaccomplished,andthesimulationmodelisprovedtobevalid.Keywords:hydraulicExcavator;AMESim;Manipulator;dynamicssimulation;motionsimulationᓩ㿔㕂ⱘ⎆य़㋏㒳੠ᴎᵘⱘࡼ࡯ᄺ

7、䖯㸠ӓⳳDŽᣪᥬᴎ⎆य़⎆य़ᣪᥬᴎᰃࡳ㛑᳔݌ൟǃ㒧ᵘ᳔໡ᴖǃ⫼䗨᳔㋏㒳ᰃ⬅໮Ͼ⎆य़ܗӊ㒘៤ⱘ໡ᴖ䴲㒓ᗻ㋏㒳ˈ৘⎆ᑓ⊯ⱘᎹ⿟ᴎẄПϔˈ԰ЎᎹ⿟ᴎẄⱘҷ㸼ѻકˈᅗय़ܗӊ䯈ձ䴴⎆य़ҟ䋼䖯㸠㛑䞣ⱘӴ䗦ˈৠᯊձ䴴᥻೼ᎹϮϢ⇥⫼ᓎㄥǃѸ䗮䖤䕧ǃ∈߽⬉࡯Ꮉ⿟ǃⷓቅࠊ㋏㒳Ӵ䗦ⱘ᥻ࠊোᅲ⦄य़࡯ǃ⌕䞣ⱘ᥻ࠊDŽᇍᣪǏǐᥬᴎ䖭ḋⱘ໡ᴖ⎆य़㋏㒳䖯㸠ᅮᗻ੠ᅮ䞣ⱘӓⳳˈձ䞛ᥬҹঞџᎹ⿟ㄝᮑᎹЁ䍋ⴔᵕЎ䞡㽕ⱘ԰⫼DŽᅲ䏉㸼ᯢˈᅮ⚍ᣪᥬᰃᣪᥬᴎ᳔ᐌ㾕੠᳔乥㐕ⱘᎹ԰䴴Ӵ㒳ⱘҙ⫼ᖂߚ੠Ꮒߚᮍ⿟ⱘᮍ⊩ϡ㛑ᕜདഄ῵ᢳПϔˈЏ㽕⬅݊Ꮉ԰㺙㕂ᅠ៤˄Ꮉ԰㺙㕂㾕೒˅DŽ㗠㋏㒳ᅲ䰙ⱘ৘⾡Ꮉ԰ᗻ㛑ˈ಴ℸⳂࠡ໮䞛⫼0DWODE䇁ǏǐϨ䱣ⴔᎹ

8、⿟ᴎẄᴎ఼Ҏ࣪ⱘⷨおথሩˈ⎆य़ᣪᥬᴎⱘ㿔ⱘ6LPXOLQN῵ഫᇍᣪᥬᴎ⎆य़㋏㒳䖯㸠ӓⳳDŽ㗠㞾ࡼ࣪г䗤⏤៤Ў৘೑ⱘⷨお䞡⚍ˈᇸ݊ᰃሔ䚼㞾ࡼᇍѢᣪᥬᴎ䖭ḋ໡ᴖⱘᴎẄ㋏㒳ˈ㽕ᛇޚ⹂ഄ᥻ࠊ݊Ǐǐ䖤ࡼˈᇍ݊䖯㸠ࡼ࡯ᄺᓎ῵ᰃᖙϡৃᇥⱘˈⳂࠡᇍ݊࣪˗೼䖭ᮍ䴶ⱘⷨおЁˈ໮᭄Ꮉ԰䲚Ё೼ᇍᣪᥬᴎǏǐⱘᎹ԰㺙㕂䖯㸠᥻ࠊDŽⳂࠡ೑ݙ໪ᇍѢᣪᥬᴎᎹ԰㺙ᴎᵘⱘࡼ࡯ᄺ䖯㸠ӓⳳ໮䞛⫼$GDPV䕃ӊDŽ಴ℸབ㕂᥻ࠊⱘⷨおЁˈ䗮ᐌᡞ