外文翻译--带式输送机的调试及对其液压自动拉紧装置的研究.doc外文翻译--带式输送机的调试及对其液压自动拉紧装置的研究.doc

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英文原文COMMISSIONINGOFTHEBELTCONVEYORANDAUTOMATICALLYTIGHTENITSHYDRAULICDEVICEOFHYDRAULICBELTCONVEYORAUTOMATICALLYTENSIONINGDEVICEISBASEDONTAPEANDINNORMALOPERATIONATTHESTARTOFTHESTRAINOFTHEDIFFERENTNEEDSOFTHETAPE,AFTERREASONABLEANALYSISOFTENSIONMODELDESIGNEDHYDRAULICAUTOMATICALLYTENSIONINGDEVICEISTHETRADITIONALWAYTIGHTENTHEUPGRADINGPRODUCTSCANBEWIDELYUSEDINCOAL,METALLURGICAL,POWERPLANTS,CEMENTPLANTS,TERMINALSANDOTHERBULKMATERIALCONVEYORBELTOFTHETAKEUPEQUIPMENTBELTCONVEYORAFTERTWOCENTURIESOFDEVELOPMENTHASBECOMEFROMTHEINITIALPROTOTYPEDEVELOPMENTWITHAHIGHSPEED,LONGDISTANCE,HIGHPOWER,THECAPACITYOFMODERNMEANSOFTRANSPORT,BELTCONVEYORWIDELYUSEDINMETALLURGY,MINING,CHEMICALINDUSTRY,PORTS,POWERPLANTS,LIGHTINDUSTRY,BUILDINGMATERIALSANDFOODANDMANYOTHERENTERPRISESONTHEFIELDBECAUSEOFTHEIRSTEADYANDRELIABLEWORKBELTCONVEYOR,THENOISEOFSMALL,SIMPLESTRUCTUREANDOPERATIONOFLOWCOST,ANYWHEREINFEEDINGORUNLOADINGHASBECOMEAMAJORGRANULARMATERIALTRANSPORTEQUIPMENTONEASTHECONVEYORBELTOFTHEVISCOELASTICPROPERTIES,INORDERTOENSUREBELTCONVEYORRUNNINGTHENECESSARYFRICTION,WEMUSTPROVIDEASUITABLESTRAINOFTENSIONBELTCONVEYORDEVICEISANIMPORTANTANDINDISPENSABLECOMPONENTOFITSPROPERTIESHAVEADIRECTIMPACTONTHEOVERALLPERFORMANCEOFBELTCONVEYORSCONVEYORBELTBYTHENOSE,TAIL,DRIVE,DRAGROLLER,ROLLER,ASKEDPLANES,BELTS,CONSISTINGOFCLEANING,ETCCONVEYORBELTINSTALLEDINTHEEND,OFFICIALLYPUTINTOUSE,THEEQUIPMENTNEEDEDTODEBUG1ACONVEYORBELTOFTHEDEBUGGINGPROCESS11BELTCONVEYORBELTCONVEYORBELTDEVIATIONRUNNINGBELTDEVIATIONISTHEMOSTCOMMONFAULTFAILURETORESOLVETHEFOCUSOFATTENTIONSHOULDBEPAIDTOSUCHINSTALLATIONOFDIMENSIONALACCURACYANDDAYTODAYMAINTENANCEDEVIATIONDUETOACOMBINATION,DEPENDINGONTHENEEDTOADDRESSTHEREASONSFORDIFFERENCESSUCHAS111ADJUSTMENTDRAGROLLERBEARINGGROUPTHEBELTBELTINTHECENTRALBELTOFTHETRANSPORTPLANEDEVIATION,THEYCANDRAGROLLBYADJUSTINGTHEGROUPTOADJUSTTHELOCATIONOFDEVIATIONSPECIFICMETHODISBIASEDBELTWHICHSIDEOFTHETRAILERROLLGROUPWHICHSIDEOFTHEDIRECTIONOFADVANCEMENTINTHEBELT,ORTHEOTHERSIDEAFTERTHESHIFT112ADJUSTMENTBENDDRUMDRIVENDRUMANDTHELOCATIONOFDRUMDRIVENDRUMANDBENDTHEADJUSTMENTDEVIATIONADJUSTMENTOFTHEBELTISANIMPORTANTLINKBECAUSEABELTTRANSPORTPLANESATLEAST25DRUM,DRUMALLTHEINSTALLATIONLOCATIONMUSTBEPERPENDICULARTOTHELENGTHOFTHEBELTTRANSPORTSTHECENTERLINE,IFSKEWEDTOOMUCHINEVITABLEDEVIATION12UNUSUALNOISERUNNINGITSTRANSPORTBELTDRIVE,DRIVEPULLEYANDBENDDRUMROLLANDDRAGGROUP,ISNOTNORMALINABNORMALNOISEWILLBEISSUED,ACCORDINGTOTHEABNORMALNOISEJUDGEMENTOFEQUIPMENTFAILURE121SERIOUSDRAGROLLECCENTRICITYWHENTHENOISECONVEYINGBELTRUNNINGTRACTORSWILLHAPPENVERYOFTENROLLNOISEANDVIBRATIONMIXISCYCLICALINPARTICULAR,ISARETURNDRAGROLL,BECAUSEOFTHEIRGREATERLENGTH,ITSOWNWEIGHT,ANDALSOMORENOISENOISEINTHETWOMAINREASONSFIRST,MANUFACTURINGTRACTORSROLLOFSEAMLESSSTEELPIPEWALLTHICKNESSUNEVEN,THEGREATERTHECENTRIFUGALFORCEANDTHEOTHERISINTHEPROCESSINGOFBEARINGSATEITHERENDOFTHEROUNDHOLEWITHTHEHEARTOFBIAS,SOTHATWASTOOLARGECENTRIFUGALFORCEBEARINGINNOTALLOWINGTHENOISEANDDAMAGETOTHEEXISTENCEOFTOOLARGEBEARINGINNOTALLOWINGTHENOISEANDDAMAGETOTHECIRCUMSTANCESMAYCONTINUETOUSE122SHAFTCOUPLINGTHETWODIFFERENTHEARTWHENTHENOISEINTHEHIGHSPEEDDRIVEMOTORREDUCERANDASKEDTHECOUPLINGOFTHEBANDORBRAKECOUPLINGDEPARTMENTISSUEDAROUNDOFTHEUNUSUALNOISE,THENOISEANDALSOWITHTHESAMEFREQUENCYOFROTATINGMOTORVIBRATIONTHISSHOULDBEANOISEREDUCERINTIMETOMOTORTOADJUSTTHELOCATION,INORDERTOAVOIDREDUCERINPUTSHAFTFRACTURE123BENDANDROLLINGCHIENCHIENDRIVENROLLERABNORMALNOISEBENDANDDRUMDRIVENDRUMNORMALWORKINGHOURSNOISEISVERYSMALL,UNUSUALNOISEINGENERALISDAMAGEDBEARINGS,HOUSINGSDEPARTMENTISSUEDKAKABEEP,ATTHISTIMETOREPLACEBEARINGS13BELTSKIDTENSIONINGDEVICEUSINGAHEAVYHAMMEROFTHEBELTWHENTHEPLANESKIDINTHEBELTTOADDWEIGHTTORESOLVE,ADDEDTOTHEBELTSOFARNOTSLIPPERYBUTSHOULDNOTADDTOOMUCH,SOASTOKEEPTHEBELTTOOMUCHTOBEARUNNECESSARYTENSIONANDREDUCEBELTLIFE2TENSIONINGDEVICERESEARCH21TENSIONINGDEVICEFEATURESINTHECOURSEOFRUNNINGBELTCONVEYORS,SHOULDBEABLETOSOLVETHESTARTUP,PARKINGATTHETAPESKID,ANDTHEIMPACTOFTHELOSSOFTENSIONANDOTHERISSUES,WITHTHEUSEOFTHEBELTCONVEYORCONTINUOUSEXPANSIONANDTHECONSTANTDEVELOPMENTOFSCIENCEANDTECHNOLOGY,ANDRATIONALDESIGNTENSIONINGDEVICEITISPARTICULARLYIMPORTANTTENSIONINGDEVICEFUNCTIONSINTHEFOLLOWINGPOINTS211ENSURETHATTHETAPEDRIVEFROMTHEPOINTOFROLLERBENSUFFICIENTTENSION,THUSENSURINGDRIVEMUSTRELYONTHEFRICTIONDRIVETRANSMISSIONFRICTIONTRACTION,DRIVENCONVEYORTOTHENORMALOPERATION,THECONVEYORSYSTEMTOPREVENTSKIDDING212ENSURETHATTHESMALLESTBRANCHOFCARRYINGTHETENSIONPOINTMUSTBETENSION,RESTRICTIONSONTHECONVEYORBELTINTHEROLLERASKEDTHESAG,ANDENSURENORMALOPERATIONOFBELTCONVEYORS,NOTBECAUSEOFTHECONVEYORSYSTEMDOWNTHROUGHTHEVERTICALJUMPIMPACTCAUSEDTHECOALROLLERLOSSESCAUSEDBYTHEELECTRICALENERGYANDTHEMATERIALS,SUCHASFLESHLITTEREDTHEPHENOMENON213COMPENSATIONTAPEANDPLASTICDEFORMATIONTRANSITIONCONDITIONELONGATIONQUALITATIVECHANGEASLOADWILLCAUSECHANGESINTHELENGTHOFTHECONVEYORSYSTEMCHANGES,CREEPPHENOMENONMAYCAUSECONVEYORBELTEXTENSION,THETENSIONTHEREISACHANGEINTHETRENDOFSMALL,TOABSORBTHENEEDTENSIONINGDEVICEBYTHECREEPOFTHESIN,TOMAINTAINNORMALOPERATIONOFTHECONVEYORTHEMINIMUM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