岩石滚刀工作台液压系统的设计与分析.pdf

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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，ShenyangJianzhuUniversity，Shenyang110168，Chi

2、naAbstract：Inordertounderstandtherockbreakingmechanismofthetunnelboringmachine(TBM)，optimizethestructureofdisccutter，improvetherockbreakingeficiency，extendserv·icelifeofdisccuteranddecoratethedistributionofdisccuteronCuterHeadbyexperimenting，thehydraulic-drivensystemoftherockdisccutertest

3、-bedisdesignedandsimulatedinthispa—per，andtheefectofloadandflowrateofhydraulicoilinthishydraulicsystemoncharacteristicsofthistest—bedareanalyzed．Theresultsshowthatthehorizontalmovementspeedofthetest·bedisdirectlyproportionaltotheflowrate，buttheefectoftheloadonthisspeedcouldbeig—nored；thed

4、elayofthemovementofthetest-bedareproportionaltotheload．Thesimulationre-suitsofhydraulic-drivensystemoftherockdisccutertest-bedareaccurateandtheseresultsareveryhelpfultooptimizethestructureoftoolsystemandtoimprovetheworkingeficiencyofthistoo1．Keywords：TBM，test-bed，hydraulicsystem，simulatio

5、nRocktunnelTBMisaneffectiveequipmentforeasyrockhobtestequipment[10—11]．Inourlabo—tunnelconstruction．Thedisccuttersarethemainratory，anewrockdisccuttertest—bedisdesignedtotoolstobreaktherocksofaTBM．Infact．whenastudytherockbreakingmechanismandwearmecha—tunnelislongerthanl0KM．theeficiencyofbo

6、ringnismofthehob．Inthispaper，thehydraulicsystemtunnelincreasesgreatlybytunnelboringmachine[1forthedrivingtestbenchofthistestbedisdesigned，—2]．ThetooIsystemisoneofcriticalpansoftheandthecharacteristicsofthishydraulicsystemarerocktunnelboringmachine．anditisalsothemostanalyzed．Theresultsofth

7、ispaperareveryhelpfulexpensiveparts[3—5]．Itisshowedbymanyappli—forthestructureoptimizationoftoolsystemandthecationsthatthefailureoftoolsystemsisthemainimprovementofworkingeficiency．forl'nofitsfailure『6—8]．Becauseofitslargevol—umeandhighcost，thestudyofrockbreakingmec