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英文文献HYDRAULICEQUIPMENTOFPLIABLEFORCEFORMAINTENANCEANDMECHANICALWORKINGABSTRACTTHECOLLABORATIONBETWEENTHEHYDRAULICANDPNEUMATICACTINGSYSTEMSENGINEERINGDEPARTMENTANDTHESCHYDRAMOLDSRLFIRMLEDTOTHEREALIZATIONOFSOMEPERFORMANCESPRODUCTSONTHEHYDRAULICSANDPNEUMATICSSEGMENTTHEPAPERPROPOSESTOOFFERTHEMOSTREPRESENTATIVEHYDRAULICPLIABLEEQUIPMENTSFORCEFORMECHANICALWORKINGANDMAINTENANCEABIGPARTFROMTHEHYDRAULICEQUIPMENTSISPATENTEDORCLAIMOFPATENT,THETECHNOLOGYANDTECHNOLOGICALORIGINALITYBEINGTOTALLYPARTOFTHOSEBECAUSETHEPAPERHASAPREVALENTTECHNICALCHARACTER,INTHEPRESENTATIONWILLBEGOTOFFESPECIALLYTHEPERFORMANCECHARACTERISTICSOFTHEAREASUSEDANDTHEHYDRAULICEQUIPMENTSADVANTAGESOFTHEPLIABLEFORCEKEYWORDSHYDRAULICEQUIPMENT,MAINTENANCE,MECANICALWORKING1INTRODUCTIONTHEMULTIFUNCTIONALMODULAREQUIPMENTS,PLIABLE,FORMECHANICALWORKING,THATAREBASEDONTHEHYDRAULICDRIVEAREDESTINEDTOTHEMANUFACTURINGPLANTIMMALSOTOTHEMANUFACTURINGPLANTOFMAINTENANCEOFTHEBIGCOMPANYFRAMEWORKFROMENERGETIC,PETROCHEMISTRY,TRANSPORTALLTHEEQUIPMENTSWHATAREADDUCEDINWORKARESUBMITTEDINTHEFRAMEWORKOFDISAHPRESEARCHANDMAKETHESTUDYOFOTHERPAPERSTAKINGACCOUNTTHEFINITESPACEOFAWORK,THEREWILLBEPROPOSEDFROMTHELARGEPALETTEOFHYDRAULICPLIABLEEQUIPMENTSFORCEANEWORMODERNIZEDEQUIPMENTSSERIESFROMEACHSEGMENTDEVELOPEDBYTHESCHYDRAMOLDSRLFIRMPRESSURESOURCES,HYDRAULICPRESSES,HYDRAULICTOOLS,HYDRAULICEQUIPMENTOF3000BAR,HYDRAULICLIFTEQUIPMENT,FOLLOWINGASINTHENEXTWORKSITWILLBEPUBLISHEDOTHERMODERNHYDRAULICEQUIPMENTS2HYDRAULICEQUIPMENTSANALYSISFORCE21PRESSURESOURCESTHEPRESSURESOURCESOFTHEFORCEHYDRAULICEQUIPMENTSYIELDEDBYTHESCHYDRAMOLDSRLARETHEHYDRAULICACTINGUNITSTHATHAVEELECTRICORTHERMALENGINEANDTHEHYDRAULICMANUALORPEDALPUMPSHYDRAULICDRIVEUNITDESCRIPTIONWITHELECTRICENGINETHEELECTROHYDRAULICDRIVEUNITSHUEHAREHIGHPRESSURESOURCESFORTHEHYDRAULICCYLINDERSUPPLYINGWITHSIMPLEORDOUBLEACTIONFROMSOMEEQUIPMENTSSTRUCTURE,HYDRAULICINSTALLATIONSORAPPLIANCES,ANDTHEYWORKWITHRELATIVESMALLRATEFLOWANDPRESSURESOFUNTIL700BARS,FIG1THEWORKINGDEVELOPEDPRESSURECANBEADJUSTEDDEPENDINGONTASK30700BARFIG1THEELECTROHYDRAULICDRIVEUNIT11ELECTRICENGINE2MULTIPLIER3OILRECEIVER4OPERATORSDESKTABLE1ADVANTAGESTHEELECTROHYDRAULICDRIVEUNITADVANTAGESHUEHARETHEYOFFERTHEPOSSIBILITYTOMAINTAININTOTHEPRESSURE,RESPECTIVELYTHEHYDRAULICOBSTRUCTOFTHETASKANDDISPOSEOFAPRECISESETTINGOFTHEPRESSUREDEPENDINGONTHETASKUNTIL700BARITALLOWSTHEPERMANENTCONTROLOFTHECYLINDERSTROKEANDALSOTHEAUTOMATICCOMMUTATIONFROMTHEFIRSTSTEPTOTHESECONDPRESSURESTEPRESPECTIVELYFROMTHEFASTSTARTTOTHETECHNOLOGICALBREAKTHROUGHITALLOWSELECTRICREMOTECOMMAND,WHILETHECHARGINGVOLTAGEISOF24VCC,HAVINGTHEOILTEMPERATUREMONITORINGPOSSIBILITYANDTHEAUTOMATICDISCONNECTTOTHEVALUEOF55CITHASTHEHYDRAULICCOMPONENTSOFTHEHYDRAULICPANELPUMP,VALVE,SLIDEVALVEANDITFUNCTIONSINOPTIMALBEHAVIORTOMAXIMUMFROMTHEHALFNOMINALPRESSURE,PROVIDINGFORADVANCEDRELIABILITYITHASALOWLEVELNOISEUNDER70DBITCONFERSTHESIMULTANEOUSSUPPLYINGPOSSIBILITYOF2,3OR4CYLINDERSTHROUGHTOANATTACHEDBRANCH2,3THEHYDRAULICDRIVEUNITDESCRIPTIONWITHHEATENGINETHEHYDRAULICDRIVEUNITSWITHHEATENGINEHUMUTHPROCEEDFROMTHENEWPRODUCTSSCALEWITHADISTINGUISHEDRESILIENCEINTOTHEFIELD,ANDTHEYFUNCTIONWITHSMALLFLOWRATEANDPRESSURESOFUNTIL700BAR,FIG2FIG2THEHYDRAULICDRIVEUNITWITHHEATENGINE41HEATENGINE2MULTIPLIER3OPERATORSDESK4OILRECEIVERTABLE2THEHYDRAULICDRIVEUNITCHARACTERISTICSWITHHEATENGINE1THEHYDRAULICDRIVEUNITWITHHEATENGINEHASAMANUALCOMMANDFORTHESTARTANDTHECHANGINGOFTHEPRESSURESTEPSFROMTHE1STSTEPTOTHE2NDSTEPITMAKESMANUALTOO4ADVANTAGESTHEHYDRAULICDRIVEUNITOFFERSSIMILARADVANTAGESWITHTHOSEPRESENTEDATTHEHYDRAULICDRIVEUNITWITHELECTRICENGINETHEADDITIONALADVANTAGECONSISTSOFTHEMOBILITYINTOTHEFIELDASTHERESULTOFALOWWEIGHTANDITDOESNTDEPENDOFAFIXEDPOWERSOURCEFOREXAMPLETHECONNECTEDOFTHEUNITTOTHELINESYSTEM22HYDRAULICPRESSESTHEHYDRAULICPRESSWORKSHOPHPH075ISCOMPOSEDFROMASTANDSHUTFRAMEWORKFIXEDTOPTRAVERSECOLUMNS,ADJUSTABLEBOTTOMTRAVERSE,BASICPLATEREMOVABLE,AHYDRAULICCYLINDERWITHDOUBLEACTIONHCHD075150INSTALLEDONATRANSVERSALCARRIAGE,APLATESSET,PRESSINGBOLTSANDNUTS,FIG3FIG3THEHYDRAULICPRESS75TF1BASICPLATE2COLUMNS3BOTTOMTRAVERSE4HYDRAULICCYLINDERHCHD0751255TOPTRAVERSE6PRESSINGBOLTS7PRESSINGPLATESTABLE3THEHYDRAULICPRESSCHARACTERISTICS1AMONGTHEDIRECTAPPLICATIONSOFTHISHYDRAULICPRESSESDESERVEREMINDEDPRESSINGANDGEARPULLEROFFOFTHETRANSMISSIONSHAFTSFROMTHEGEARBOXESPRESSINGANDPULLERBALLBEARINGSFROMTHEATTACKPINIONSFROMTHETAPERINGGROUPSPRESSINGANDEXTRACTIONFROMJAMMEDSUBSETSCOLDDEFORMATIONFORVARIOUSPROOFSAMPLEADVANTAGESTHEHYDRAULICPRESSHASAMODULARCONSTRUCTION,REMOVABLE,HAVINGANINDEXEDSETTLEMENTSYSTEMOFTHEINFERIORTRAVERSE,ATTHEVARIOUSDETERMINATEHEIGHTSOFRANGEOF75MMTHETRANSVERSECARRIAGEOFPRESSREPRESENTSANEASYSETTLEMENTSYSTEMOFTHEHYDRAULICCYLINDERPOSITIONALLOWINGTHUSTHEPRESSINGAXLEREGULATIONTHEHYDRAULICPRESSHASPLATESSET,BOLTSANDPRESSINGNUTSFORTHEREALIZATIONOFALLTECHNOLOGICALOPERATIONSFROMTHEPRESSPROJECTRESULTANOPTIMALREPORTBETWEENITSWEIGHTANDACHIEVEDFORCEOWINGTOTHEACTINGTOMAXIMUMPRESSURES700BAR,ASEFFECTOFAREDUCEDWEIGHTITISEASYOFCARRIED23HYDRAULICTOOLSTHEHYDRAULICTOOLSCALEUSEDINTHEMECHANICALPROCESSINGANDMAINTENAN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