四柱液压机中英文翻译外文文献翻译Word格式文档下载.docx

四柱液压机中英文翻译外文文献翻译Word格式文档下载.docx

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one.Four-columnhydraulicpressfortheuseoffour-columnhydraulicpresssuitableforplasticmaterialspressingprocess.Suchaspowderproductsmolding,plasticproductsmolding,cold（hot）extrusionmetalmolding,sheetstretchingandcross-pressure,bending,turnover,correctionandotherprocesses.II.Four-columnhydraulicpressfeaturesfour-columnhydraulicpresshasanindependentpowermechanismandelectricalsystem,theuseofbuttoncentralizedcontrol,canachieveadjustment,manualandsemi-automaticthreeworkingmethods:

four-columnhydraulicpressworkingpressure,pressingspeed,thestrokeandrangeoffastdescendinganddeceleratingwithoutloadcanbeadjustedaccordingtotheneedsoftheprocess,andtheejectionprocesscanbecompleted.Theejectionprocessandthedrawingprocesscanbecarriedoutinthreeways,eachofwhichisaconstantpressureandafixedstroke,theconstantpressureformingprocesshasejectiondelayandautomaticreturnafterpressing.Characteristicsoffour-columnhydraulicpress.Four-columnhydraulicpressistheuseofpressuretoshapeobjectsunderpressure.Themediumofpressureishydraulicoil.Thestructureoffour-columnhydraulicpressissimple,economicalandpractical.OCTAGONALSHAPEforappearance.Four-columnhydraulicmachinecontrolelectricalboxwithglassdoor,PLCcomputercontrolorgeneralelectricaltwo,withreliablework,reliable,intuitiveaction,easymaintenance.SingleButtoncentralizedcontrol.Ithastwooperationmodesofadjustmentandsinglecirculationofbothhands.Four-columnhydraulicpresshydrauliccontrolcanbeintegratedwithcartridgevalvesystem,reliableaction,longservicelife,hydraulicimpactissmall,reducingtheconnectionpipelineandleakagepoint,orordinaryhydrauliccontroltwokinds.III.Four-columnhydraulicpresscommonfaultsandmaintenancemethodsfour-columnhydraulicpresscommonfaultsandmaintenancemethods:

Inwinterandworseworkingconditions,four-columnhydraulicpresssystemtocheck,maintenance,oftenchangetheworkingoil.Greatattentionshouldbepaidtothestorageandtransportationoftheworkingoiloffour-columnhydraulicpress.Theoildrumsshallbemarkedandcovered.Inwinter,donotpayattentiontotheaircondensedintowaterandoil,donotrustthebarrelintotherustpieces.Inwinter,thefour-columnhydraulicengineandothermechanicalsystemstotakeanumberofpreventivemeasures,suchascoveringanti-freezing,heatingandheatpreservation,theuseoflowviscosityoil,etc.,areapplicabletothehydraulicsystem.Inthefour-columnhydraulicpressHydraulicdrivesystem,aresomeofthemoresophisticatedparts.Althoughpeoplefeellabor-savingandconvenienttothehydraulictransmissionoffour-columnhydraulicpress,theyalsofeelthatitiseasytobedamaged.Themainreasonisthattheworkingprincipleandstructurecharacteristicsoffour-columnhydraulicpressarenotclear.Hydraulicsystemshavethreebasic"

disease-causing"

factors:

pollution,overheating,andenteringtheair.Thesethreedisadvantagesarecloselyinterrelated,andtheoccurrenceofanyoneofthemwillbeassociatedwiththeemergenceofanotherproblemorproblems.Bypractice,75%ofthehydraulicsystem"

pathogenic"

reasons,arecausedbythesethree.1.Theworkingoilofthefour-columnhydraulicpressisspoiledbecauseofenteringthedirt2.Overheating3.Enteringtheairsolution:

theCleaningandassemblyofsomemajorprecisionpartsinthefour-columnhydraulicpresssystemshouldbecarriedoutinaverycleanroom,indoorshouldhavecleanfloorandairtightdoorwindow,thetemperaturehadbetterkeepin200Corso.IV.Four-columnhydraulicpresscommongeneralmaintenancemethodfour-columnhydraulicpresscommongeneralmaintenancemethod

（1）four-columnhydraulicpressactionfailureelectricalwiringisnotfirmorwrongconnectioncheckelectrical

（2）four-columnhydraulicpressslippercrawl1systemaccumulatedairorpumpsuction2precisionadjustmentorcolumnOil1checkwhetherthepumpsuctionpipeisinairornot,thenmoveupanddownseveraltimesandaddoilonthe2columns,readjusttheaccuracy（3）whentheslidersofthefour-columnhydraulicpressdescendslowly,thepressuresupportingforceistoolargetoadjustthebackpressurevalvesothattheupperchamberoftheuppercylinderdoesnothavepressure,themaximumisnotmorethan1MPA,four-columnhydraulicpressafterstoppingtheslideblockunderserious1CYLINDERMOUTHSEALRINGleakagepressurevalveadjustmentpressureistoosmallorpressuremouthisnotstrict1watchcylindermouth,SENDOILANDGAS2adjustpressurecheckvalvemouth5.Pressuregaugeneedleoffour-columnhydraulicpressswingsbadly1pressuregaugeoilcircuithasair2pipelinemechanicalvibrationpressuregaugedamage1slightlyloosenthepipejointwhenthepressureisup,2deflatesthepipe2fastensthepipe3replacethepressureGauge6.Four-columnhydraulicpresshighpressuretravelspeedisnotenough,uppressureslow1highpressurepumpflowregulationtoosmall2pumpwearorburn3systemleakageserious1accordingtothepumpmanualadjustment,pUMPECCENTRICITYcanbeadjustedto5bar2at25MPA.Thepressuredropoffour-columnhydraulicpressistoofastwhenkeepingpressure1.Thevalvesinvolvedinkeepingpressurearenotstrictorthepipelineisleaking2.Thesealingringinthecylinderisdamaged1.Checkthefillingvalve,thesealingresearchofthepressure-keepingReliefValve2.Replacethesealingring8.Theutilitymodelrelatestoascrewfour-columnhydraulicpress,whichbelongstothefieldofhydraulicpress,inparticulartoahydraulicpresswithscrewdrive,thetaskofwhichistoprovideatransmissiondevice,themainnutthreadisforcedonlywhentheslideblockpressestheworkpiece,andthemainnutisnotpushedbythehydrauliccylinderduringthenon-pressingworkpiecestrokeoftheslideblock,sothatthelubricatingoilisfilledintothescrewbearingsurface.ThescrewRodislocatedatthecenteraxisofthemachinebodyandismountedonthemachinebodythroughthebearing.Theupperendofthescrewrodisconnectedwiththeinertiawheel,themainnutismatchedwiththelowerpartofthescrewRod,andisconnectedwiththemainslideblockthroughthemainflangeTheauxiliarynutismatchedwiththemiddlepartofthescrewRod,andisconnectedwiththeauxiliaryslideblockthroughtheauxiliaryflange.Theguiderailismountedsymmetricallyinacentralaxisinthescrewfour-columnhydraulicpress,andthemainslideblockandtheauxiliaryslideblockareslidilyconnectedalongtheGuideRail,theendofthePistonRodofthehydrauliccylinderishingedwiththeauxiliaryslidingblock,whichcanimprovethelubricationconditionofthenutandscrewandprolongtheservicelifeofthescrewfour-columnhydraulicpress.Aboutthehydraulicstationoffour-columnHydraulicPress:

Theworkingprincipleofthehydraulicstationoffour-columnhydraulicpressisasfollows:

themotordrivestheoilpumptorotate,thepumpdrawsoilfromtheoiltank,convertstheMechanicalEnergyintothehydraulicoilpressureenergy,thehydraulicoilistransmittedtothehydraulicmachinery'

scylinderormotorthroughtheexternalpipelineafterthedirection,pressureandflowareadjustedbythehydraulicvalvethroughtheIntegratedBlock（orvalvecombination）,itcontrolsthechangeofdirection,forceandspeedofhydraulicmotor,anddrivesallkindsofhydraulicmachinery.

Four-columnhydraulicpresshydraulicstationalsoknownashydraulicpumpstation,isanindependenthydraulicdevice.Itprovidesoilaccordingtotherequirementsofthemainengine,andcontrolsthedirection,pressureandflowofoilflow.Itissuitableforthemainengineandhydraulicequipmentcanbeseparatedonavarietyoffour-columnhydraulicpress.Aslongastheuserpurchasethepressstationandthehostontheexecutivebody（cylinderormotor）connectedwiththetubing,hydraulicmachinerycanachieveavarietyofspecifiedaction,workingcycle.Thehydraulicstationofthefour-columnhydraulicpressiscomposedofapumpdevice,amanifoldoravalvecombination,afueltankandanelectricalbox.Thefunctionsofeachcomponentareasfollows:

Thepumpdeviceisequippedwithamotorandanoilpump,whichisthepowersourceofthehydraulicstationofthefour-columnHydraulicPressandconvertstheMechanicalEnergyintothepressureenergyofthehydraulicoil.Manifoldblock-iscomposedofhydraulicvalveandChannelBody.Itcanadjustthedirection,pressureandflowofthehydraulicoil.Valveassembly-isaplatevalvemountedonaverticalplate,connectedtothepipebehindtheplate,withthesamefunctionasthemanifoldblock.TANK-Asemi-closed,plate-weldedvesselwithafilterairfilter,etc..Itisusedforstorage,coolingandfiltrationofoil.Electricalbox-intwoforms.OneisaTerminalBoardwithexternalleads;

theotherisequippedwithacompletesetofcontrolappliances.FourcolumnHydraulicPressPressureissmallwhatreason:

1.Istheoilinthecylinderofthefour-columnhydraulicpressdirty?

2.Areyouholdingitin?

Pressureactivated?

3.Four-columnhydraulictimelong,loosepartswith,internalleakage?

1,four-columnhydraulicpumpwearserious,largeinternalleakage.2.ReliefValvemalfunctionsandisnormallyopen.3.Directionalvalveinternalleakageislarge.4,four-columnhydraulicmachineimplementationoftheoriginalleakageinsidethelarge,smallpumppressure.Theapplicationoffour-columnhydraulicformingtechnologyfour-columnhydraulicformingtechnologyhasawiderangeofapplicationsinau