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1、CFG长螺旋钻机机械液压系统工作介质的安全使用与维护ThesafeuseandmaintenanceofthehydraulicsystemofCFGmachinehydraulicsystemIthassimplestructure,stablequality,highmechanicalefficiencyandeasytorealizeautomation.Therefore,atpresentmanylargeandmedium-sizedmachineadoptshydraulictransmissionsystem,
2、hydraulictechnologybutalsooil,theoiltemperaturechangespeedcontrol,noiseandothershortcomings.Howtomakesaferandmoreefficienthydraulicmechanicaloperation,accordingtothesystempressure,speed,workingoil,hydraulicoil,theenvironmentaltemperaturecorrectly,reasonablyuseandmain
3、tenanceforalongtimetokeeptheoilexcellentworkperformanee,playthebestperformance,isthekeytowork・Forthispoint,weshouldconductscientificmanagementaccordingtothestandardoperation.Andtakethefollowingprecautions・Preventcontaminationofimpuritiesintohydraulicoil(1)hydraulicoi
4、landoilbarrelsshouldbesetinacleanandsafeplaceandstrengthenedmanagement・Oildrums,oilfilters,oilfunnelsandtubingshouldbekeptclean.Theoildrummustbecleanedinadvance,theoildrumshouldbeusedforspecialpurposeandnotmixedwithotheroilbarrels・(2)thehydraulicmachineryshouldalways
5、bekeptclean,andtheoiltankshallbesealedbytheoiltanktopreventdustanddebrisfromfallingintotheoil.Theoilinthetankshouldbereplacedperiodicallyaccordingtotheworkingconditions.Whenchangingoil,removedirtfromthebottomofthetankandcleanthetank・Thesimpleidentificationmethodofoil
6、yoilpollutionis:(1)visualinspection.Aperson，snormalvisionlimitisabout40mum.Therefore,contaminationofimpuritiesintheoilparticlesizeislargerthan40microns,oneeyecansee,whenperceptioncandirectlyobservethedirtmaterial,explaintheworkingoilhasbeenverydirty,mustbereplaced・(2
7、)invitro.Useatesttubetocomparenewoilandoilusingo订.Iftheoilcolorisfoundtobeblackandhasastench,itmustbereplaced・Ifthecolorisnotchangedandcloudy,itisindicatedthattheoilliquidcontainswater・Afterclarificationofthewater,theoilcancontinuetobeused・Ifthetransparentcolorbecome
8、sshallowanddoesnothavethestench,itmaybemixedwithforeignoil,aslongastheviscosityisappropriate,alsocancontinuetouse・(3)useadropofoili
