液壓挖掘機(jī)虛擬樣機(jī)系統(tǒng)仿真分析.pdf

1、分類號(hào)：!墮21UDC：密級(jí)編號(hào)學(xué)位論文Q三二Q墨壁至Q三=!Q叢液壓挖掘機(jī)虛擬樣機(jī)系統(tǒng)仿真分析馮麗指導(dǎo)教師姓名：周志革副教授河北工業(yè)大學(xué)申請(qǐng)學(xué)位級(jí)別：碩士學(xué)科、專業(yè)名稱：機(jī)械設(shè)計(jì)及理論論文提交日期：2QQ生!旦論文答辯日期：2QQ笙3旦學(xué)位授予單位：塑I墾墨些盎莖答辯委員會(huì)主席評(píng)閱人2005年1月液壓挖掘機(jī)虛擬樣機(jī)系統(tǒng)仿真分析THESYSTEMSIMULATIoNANALYSISoNVIRTUALPROTOTYPEOFHYDRAULI

2、CEXCAVATORABSTRACTInordertoimprovethetraditionalengineeringproductdesignprocess，thisdissertationpresentsandstudiestheapproachofthenewpowerfulCADtechnology‘VirtualPrototype(VP)’Especiallythetechniqueisappliedinthefieldofe

3、xcavatordesignbeeansethetraditionalinnovativeengineeringprocesseshavesomelimitationsinshorteningthedevelopmentcyclesandevaluationadesign088001：1aspossibletosatisfythemarketcompetitionrequirementofconstructionengineeringe

4、nterpriseFirstofallisthebriefpresentationofthebasictheoryframeoftheVirtualPrototype，andthesignificanceanddevelopmentofVPtechnologyinChinaandaboardarealselatedChapter1demonstratesthattheVPtechnologyistheonlywaytoimproveth

5、etraditionalexcavatordesignprocess乃emethod幻buildthevirtualexcavatorprototypeisgiveninthispaper強(qiáng)eVPiscomposedofsimulationmodelsofsubsystems111evirtl／alprototypingprocessesarcbasedonthecooperationofexpertsfxomdifferentdisc

6、irllinesandthenthefinalintegrationofmodulesfromtheseconcurrenttasksTobuildmultidisciplinarymodelsthecompositionofexcavatoriSanalyzedaccordingt0thetheoriesofmodelingandsimulationThroughsimulationthemeehanlsmsystem，WCgetth

7、eworkscopeofexcavatorandsomespecialdataAnalyzingtheexcavatorwhiledigging，wegettheforceofdeferentointswhichisthebaseforstrengthanalysisofpartsnemechanicalsystemofexcavatorisbuildinUG，andthehydraulicsysteminADAMS／Hydraulic

8、s，realizesinterfacingexperimentdataofhydraulicsystemandmechanismsysteminthesameinterfaceandaccomplishesthesimulatingdesignofvirtualprototypingentiresystemofexcavatorKEYWORDS：virtualprototype，hydraulicexcavatorsimulationI