單立柱有軌巷道式堆垛機(jī)結(jié)構(gòu)及多體系統(tǒng)動(dòng)態(tài)仿真分析.pdf

1、重慶大學(xué)碩士學(xué)位論文單立柱有軌巷道式堆垛機(jī)結(jié)構(gòu)及多體系統(tǒng)動(dòng)態(tài)仿真分析姓名：李堅(jiān)申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：機(jī)械制造及其自動(dòng)化指導(dǎo)教師：徐宗俊張力20060401英文摘要IIIABSTRACTWithmodernizedlargescaleproductionprocessingdevelopingenterprisesareenhancingwkingabilityofmanufacturingequipment.Atthesametime

2、theyarealsocontinuousprobingproductionlogisticspotentialtoimprovetheoverallefficiencyofproductionsystems.Theautomatedstageretrieval(ASAR)warehouseapplicationsenableenterprisestogreatlyenhancethespeedofproductionlogistics

3、thestackercraneastheASARwarehousecelogisticsequipmentitsefficiencyleveldirectlyaffectstheoperationalefficiencyeconomicperfmanceofASARwarehouse.TheResearchobjectistheTD115singlemaststackercraneofKSE.Thefactswhichaffectthe

4、singlemaststackercranewkingathighspeedareresearchedconfirmedtoassurenmaloperationofthestackercraneatthehighspeed.DuringtheresearchtheFEMisusedtocalculatethestructureperfmanceparametersofthestackercrane’smetalframewk(mast

5、bottombeam)whichincludingthestackercranestaticrigiditydynamicrigiditystrengthmodalityfatiguelimit.It’sprovedthatFEMisfeasibilitythroughcomparisonsbetweenempiricalfmulacalculationsFEMcalculations.It’ssimulatedanalyzedthat

6、thestackercranedynamicacteristicswithmultibodysystemkinematicsdynamicscontactdynamics.It’scompletedtobuildthestackercranekinematicsdynamicsmodels.Thedynamicssimulationmodelisusedtoresearchthreecommonwkstwoemergenciesperf

7、manceswhicharethestackercranestartingacceleratingfreeslidingbrakinglockingtherearwheelimpactingonbumperblock.It’sprovedthatthefrictionbetweenthewheelstherailroadwasenoughtodrivethestackercranethroughthethreecommonwkssimu

8、lations.theemergencysimulationsindicatethatthestackercranecanwksafely.Thedynamicsmodelswithflexibilitymastisusedtostudythecausesinternalrelationswhichcausethemastswingwhenthestackercraneacceleratingdeceleratingmadeuseoft

9、heaccelerationcontrolmethodbasedoncubiccurvetoreducethemastswing.Nowadaysstackercraneresearchesstayatresearchingofstructuralanalysis.It’slittledealtwithdynamicsimulationresearches.Themultibodydynamicssimulationmethodisfi