岩石滚刀工作台液压系统的设计与分析

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1、机床与液压Dec．2012HydromechatronicsEngineeringVo1．40No．24DOI：10．3969／j．issn．1001—3881．2012．24．022DesignandSimulationfortheHydraulicSystemoftheRockDiscCutterTest．BedWUYuhou，SUNJian，ZHANGKe，WANGHe，SUNHong，WANGChaoSchoolofTr~ffi,c&MechanicalEngineering，ShenyangJian

2、zhuUniversity，Shenyang110168，ChinaAbstract：Inordertounderstandtherockbreakingmechanismofthetunnelboringmachine(TBM)，optimizethestructureofdisccutter，improvetherockbreakingeficiency，extendserv·icelifeofdisccuteranddecoratethedistributionofdisccuteronCuterHea

3、dbyexperimenting，thehydraulic-drivensystemoftherockdisccutertest-bedisdesignedandsimulatedinthispa—per，andtheefectofloadandflowrateofhydraulicoilinthishydraulicsystemoncharacteristicsofthistest—bedareanalyzed．Theresultsshowthatthehorizontalmovementspeedofth

4、etest·bedisdirectlyproportionaltotheflowrate，buttheefectoftheloadonthisspeedcouldbeig—nored；thedelayofthemovementofthetest-bedareproportionaltotheload．Thesimulationre-suitsofhydraulic-drivensystemoftherockdisccutertest-bedareaccurateandtheseresultsareveryhe

5、lpfultooptimizethestructureoftoolsystemandtoimprovetheworkingeficiencyofthistoo1．Keywords：TBM，test-bed，hydraulicsystem，simulationRocktunnelTBMisaneffectiveequipmentforeasyrockhobtestequipment[10—11]．Inourlabo—tunnelconstruction．Thedisccuttersarethemainrator

6、y，anewrockdisccuttertest—bedisdesignedtotoolstobreaktherocksofaTBM．Infact．whenastudytherockbreakingmechanismandwearmecha—tunnelislongerthanl0KM．theeficiencyofboringnismofthehob．Inthispaper，thehydraulicsystemtunnelincreasesgreatlybytunnelboringmachine[1forth

7、edrivingtestbenchofthistestbedisdesigned，—2]．ThetooIsystemisoneofcriticalpansoftheandthecharacteristicsofthishydraulicsystemarerocktunnelboringmachine．anditisalsothemostanalyzed．Theresultsofthispaperareveryhelpfulexpensiveparts[3—5]．Itisshowedbymanyappli—fo

8、rthestructureoptimizationoftoolsystemandthecationsthatthefailureoftoolsystemsisthemainimprovementofworkingeficiency．forl'nofitsfailure『6—8]．Becauseofitslargevol—umeandhighcost，thestudyofrockbreakingmec