1、中南大學(xué)碩士學(xué)位論文液壓挖掘機(jī)鏟斗振動(dòng)掘削減阻及能耗機(jī)理研究姓名：胡火焰申請學(xué)位級別：碩士專業(yè)：機(jī)械設(shè)計(jì)及理論指導(dǎo)教師：朱建新20070501中南人學(xué)碩士學(xué)位論文ABATRACTABSTRACTTheaimofthisthesisisimprovingtheenergyefficiencybywayofchangingcuttingmethodAdoptingtheoreticalanalysisandexperimentalresea

2、rch，themechanismofresistancereductionandenergyconsumingruleofvibratoryexcavationofhydraulicexcavatorisanalyzedandverifiedbyexperimentFirstlytheactualityofresearchandapplicationofvibratoryexcavationtechnologyisexpounded，t

3、hepresentedproblemduringresearchprocessispointedoutaftertheresearchactualityofthisprojectiSsunmaarizedResearchingontheeffectofvibratorylOadactingontheprocessofsoilbreakagerevealsthatvibratoryloadcanreducethemaximummainst

4、ressofsoilduringitsbreakage，vibratoryexcavationCanimprovetheforceofthebucketbladeandblocktheformationofcuttingCOreThen，eachfractionofcuttingresistancemathematicalmodelofhydraulicexcavatoriseduced，therelationshipbetweenea

5、chfractionofcuttingresistancemathematicalmodelandinstantaneousswingangleofbucketwhenthecuttingdepthis30cmandthecuttingobjectisadhesivesoilisresearchedbyusingofMATLAB，vibratoryloadCaneffectivelyreducethetotaldiggingresist

6、ancecomparestostatic10adiSvalidatedEachwayofvibratoryexcavationwhicharosedbyvibratoryfluxofbuckethydrauliccylinderthelimitationofrectanglewaveloadvibratoryexcavationispointedout，thecuttingmechanismofnormalload，sinewavevi

7、bratoryloadandtriangularwavevibratoryloadisanalyzed，thedisplacementequationandvelocityequationofthreeworkconditionsareeduced，thecriticalcuttingconditionofvibratoryexcavationisanalyzed，thecuttingtimeandcuttingdisplacement

8、ofonefrequencyiscalculated，theenergyconsumingmathematicalmodelofthreecuttingconditionsareeducedAtlastdetailedexperimentschemeiSdesignedandenergyconsumingtestexperimentisdoneonthebasisofenergyconsumingmodel111eexperimentr