外文翻译--刮板运输机.doc

ScraperconveyorTractionwithscraperchain,inthebedofthedeliveryofbulkmaterialconveyorcalledscraperconveyor.Scraperconveyortroughinthemiddleoftheadjacentlevelcanbelimitedverticalbendingiscalledflexiblescraperconveyor.Onebodyinthefaceandtransportinterchangeroadwaywas90-degreebendingofthefaceconveyorsetcalled"scraperconveyorcorner."Coalfaceinthecurrent,thescraperconveyorisnotonlythedeliveryofcoalandmaterials,butalsoashearer'sorbit,soitintoamoderncoalminingprocessofthemajorequipmentindispensable.Scraperconveyorfunctionstomaintaincontinuousoperation,productioncanbecarriedoutnormally.Otherwise,thewholecoalfaceproductionstatuswillbeshown,sothatdisruptionoftheentireproduction.Scraperconveyorcomponentsbywhat?Varioustypesofscraperconveyorofthemainstructureandcompositionofthebasiccomponentsarethesame,itisbythehead,middleandtailofthreemachineparts.Inaddition,foroverconveyorequipmentusedhydraulicjacksandtightchaintightwhenthesubsidiarycomponentssuchaschains.Machineheadbytheheadframe,motor，fluidcoupling,reducer,suchaspiecesofthecompositionandsprocket.Thetransitionfromthecentraltrough,thecentralgroove,scraperchainandthecompositionofsuchpieces.Rearscraperplaneforthereturnofthedevicechain.Heavy-dutyscraperconveyortailandnoseofthesamearealsoprovidedwithpowertransmissiondevices,fromtheinstalllocationtodistinguishunderthenameonthenoseandhead.Scraperconveyorofwork?Scraperconveyoroftheworkingprincipleandbasicstructure,andourcountryintheyears186-189ADbetweentheinventionof"roll-over"-wateristhesamekeel.However,theuseofscraperconveyortransportedmaterialskibblingisthebeginningofthiscenturydevelopedintheUnitedKingdomindustry.Scraperconveyorearly,simplestructureandlight,thenitisonlyusedtotransportcoal,manualloadingofcoal;lowtransportcapacity，amaximumofonlyafewdozentonsperhour;conveyoronlytensofmetersinlength;-powersmall，tractionchaintheintensityisnothigh.Afteryearsofimprovementanddevelopment,withfullymechanizedcoalminingfaceofthescraperconveyor，inadditiontocoal,therearefourfunctions:totheshearer