聚氨酯高压发泡机PU2HFY3技术配置.docx
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聚氨酯高压发泡机PU2HFY3技术配置
High-pressurePolyurethaneFoamMachinePU22F-20（configuration）
Overview:
PU22F-20typehigh-pressurepolyurethanefoammachineisWenzhoudragonpolyurethaneEngineeringCo.,Ltd.inthedigestionandabsorptionofGermancompanytechnicalbasis,forthedevelopmentoftheproducts.Widelyusedinthermalinsulationpipeline,coldplateinsulationmaterialsandbuildingmaterialssuchaspolyurethanesandwichpanel.Themainequipmentofthefollowingpartsadoptimported,themachinehasthecharacteristicsofhighprecision,uniformmixing,stableperformance,simpleoperation,nocleaning,productionefficiency,energysavingandenvironmentalprotection.
1、Maintechnicalparameters
NO.
Item
Technicalparameters
1
Applicationoffoamtype
Hardandsoftfoambubble
2
Therangeofthematerialviscosity（20℃）
Polyetherpolyols:
800-3000MPas
Isocyanate:
200-800MPas
3
Injectionpressure
Injectionpressure:
5---15Mpa；
4
Theinjectionflow（proportionofmixture1：
1）
5-20kg/minTheratedflow:
83-330g/s
5
Themixingratiorange
1：
5～5：
1（adjustable）
6
Injectiontime
0.50～99.99S（Accurateto0.01S）
7
Materialtemperaturecontrolerror
±2℃
8
Repeatedinjectionprecision
±1%
9
Mixer
DHS-12R
10
Hydraulicsystem
Flow:
15L/min
Thesystempressure:
10～20MPa
11
Tankvolume
250L
12
Compressedairrequirement
Dry,withoutoilP：
0.6～0.8Mpa
Q：
400NL/min
13
Inputpower
30Kw
14
Themachineheight（mm）
（high）
〈2500
15
Wholemachineweight
About1800KG
2、Themainequipmentconfiguration
NO.
Item
Number
1
Tankunit
2
2
Meteringunit
2
3
High,lowpressurecyclingswitchunit
2
4
Componenttestunit
2
5
Self-cleaningfilter
2
6
Mixer
1
7
Hydraulicsystem
1
8
Electricalcontrolsystem
1
9
Thetemperaturecontrolunit
1
10
Plateheatexchanger
2
11
Shakingandswingarmpipingsystem
12
Meteringpumpautomaticlubrication
1
13
Compressedairrefrigerationdryer
1
14
Automaticfeedingapparatus
2
15
Enginebracket
1
16
Randomtools,spareparts
1
3、Theconfigurationandtechnicalspecificationofthesystem
3.1Tankunit
Tankvolumeis250L,threelayersofstructure,polyethertankfullaluminumalloyslowstirringdevice,eachareequippedwithsafetyvalve,pressurereducingvalve,reliefvalve,checkvalve,feedinglevelgauge,pressuregauge;including:
1）.Theagitatorframe,astirringmotormodelWJ75-0.75KW;
2）.Levelcontrol,theturnovertypeliquidlevelgauge,canrealizeautomaticfeedingandalarm;
3）.Thetemperaturecontrol,theintegrativemachine,throughthepumpcirculationtanktemperatureconstant;
4）.Materialfeedinginletisarrangedatthebottomofthetank,tankoutletisprovidedwithathreedischargevalve,tankthreelayerstructure,thestainlesssteel,themiddleclampingsleeve,theouterPUhardfoaminsulation;
3．2Meteringunit
Twosetsofhighprecisionmeteringdevice,installedonthemainbracketwithacushion,mainlyconsistsofthefollowingcomponents:
·twomotor,power7.5Kw,speed1450rpm;
·twohigh-pressuremeteringpumpwithA2VK12Beijinggelanlishi;
Pressuregauge,twosetsofexplicitprogrammable（Schneider）inGermany,pressure40mpa;
Componentmeteringpumpprepressureof5to12MPa,whenthepressureislowerthanthesetvalue,equipmentautomaticstop,alarmanddisplay"faultinformationprepressurelow".
Polyetherpolyolandisocyanategroupjobpressurecontrolinthe10~15MPa;whentheworkingpressureisbeyondthescopeofthisequipment,automaticstop,alarmanddisplay"faultinformationworkpressureistoolow"or"theworkpressureistoohigh.".
Componentsofmeteringpumppressurelimitsafetysetbytheprogramissetto25MPa,thesuperhighswitchingvalveofhighandlowpressurereliefprotectionfunction,andensurethesafeuseofmeteringpumpandsystem.
3．3Highandlowpressurebypassswitchingunit
Convertingthemachinecanbecarriedoutbetweenthehighpressure,lowpressure,prolongtheservicelifeofthemachine;
Highandlowpressurebypassswitchingunit,sothatthecomponentcanformlowenergycycle.ThePLCcontrolsystem,oneelectromagneticvalves,controlhighpressureandlowpressure,cyclicswitchingoftwocomponents.
3．4Componenttestunit
Withthehandwheeladjustmentofmeteringpump,twosetsofpneumatictestunitarerespectivelyusedforflowcomponentsandtestmixtureratio,proportion,flowofaccurateandconvenientdetermination.
Maincomponents:
test;testvalvecontrolsolenoidvalve;
3．5Self-cleaningfilter
Usedforfilteringcomponent,regularrotationfilterhandwheelorhandle,andthroughthebottomvalvedischarge.Polyethersideconfigurationofa300micronself-cleaningfilter,isocyanatesideconfigurationa200micronself-cleaningfilter.
3．6Mixer
High-pressureMixerusingselfcleandesignandhigh-voltagecollisionalmixingprinciple,thequalityMixerisrelatedtomaterialproperties（viscosity,temperature,densityetc.）,injectionpressureandinjectionpressuredifferencerelatedtosize.
ThemixedbytypeLhighpressureself-cleaningMixer,nozzleneedletheadjustable,specificationsforDHSseriesproducts
TheMixermountedontherotaryhangerarm.
3．7Hydraulicsystem
Witha10Lhighpressureaccumulator,theoverflowvalve,DanXiangfa,unloadingvalve,pressurerelaysandconfiguretheoilfilter,oilfilterbacktostandardhydraulicstation;
Aninstallationofhydrauliccontrolcomponentsoftheoiltank,thevolumeis100L;
·hydraulicpumpanddrivingmotor,coupling,motor5.5Kw,speed1450rpm;
·accumulator10liters,pressure31.5MPa;
·oilcooler,usedinhydraulicoilcooling,toensurethehydraulicsystemincontinuousworknottoohightemperaturerise（≤60℃）;
·hydraulicintegratedblock,thepressurevalvewithintegratedblock,safetyvalve,pressureswitch,manualunloadingvalve;
Apressuregaugetodisplaytheworkpressureofhydraulicsystem,programmablepressuregaugeSchneiderdechina;
·anon-returnvalvewithreturnfilter;
·feedingelectromagneticvalvetwopositionfiveway2B36W24V;
ThecleaningrodelectromagneticdoorC2LW24V;
ANG10twopositionfourwayelectromagneticvalveisusedtocontroltheopeningorclosingofmixer;
3．8Electricalcontrolsystem
3.8.1usesa10InchTouchscreenman-machineinterface,setthedisplayprocessdatamachineinjectiontime,testtime,pressuretime.
3.8.2usesPLCmodulecontrol,automaticcontrolofthefoamingmachine,sothatthemeteringunit,hydraulicunit,temperaturecontrolsystem,tankmixing,themixingheadinjectionpartaccordingtoprogramcoordination,ensurereliableperformance.
3.8.3usesthematerialtemperatureofrefrigerationandheatingintegratedmachinetanksetaccordingtoprocessrequirements,totemperaturecontrolsystemofcoldwaterorhotwaterasthemedium,automaticmaterialtemperatureconstantcontrol.
3.8.4mixingheadisarrangedontheinjectionprogrambuttonbox,programnumberbuttonboxcanbesetaccordingtouserrequirements,thegeneralprocedureforsixtymonths.
3.8.5inordertoensuretheperformanceofthecontrolsystemisstable,reliable,durable,programmablecontroller,10InchTouchscreenman-machineinterfacealluseBrandName,otherdevicessuchasbutton,indicatorlight,contactors,relaysareselectedSchneiderIncproducts.
3.8.6devicewithmanual,automaticfunction,thedry/wetinjectionselectionfunction,automaticcycle.Equipmentmanualfunctionandsteminjectionfunctionismainlyusedforequipmentdebugging,undernormalworkingconditions,choosewetinjectioncondition,automaticfunction;automaticcycleismainlyappliedtotheequipmentlongtimenoproductioninordertokeepthesysteminnormalconditionsoftheoccasion,theautomaticcycleparameterscanbesettodisplaythemenu,thesystemfunctionparameterscanbeoperatedinthemenu,thecontrolsystemhasstrongfaultalarmfunction,theinformationpointoffaultdetectionineachdisplaycontroller,andsoundalarm,automaticshutdown,whentroubleshootingcanrestartthedevice.
3.8.7Thecontrollerincludes:
·programmablecontrolleranda10InchTouchscreenman-machineinterface
·variousrelay（Schneider）;
Avarietyofcontactor（Schneider）;
Andallkindsofbuttons（Schneider）;
·themixingheadcontrolelement;
·testunitcontrolelement;
Thesystemsoftwareandcontrolprogram;
·controlcabinet
3.8.8Electricalparameters
NO.
Item
Parameters
Note
1
Injectionprogram
180
Accordingtouserrequir-ementscanbeextended
2
Injectiontimeadjustingrange
0.5～99.99S
OPisadjustable
3
Materialtemperatureadjustmentrange
20～30℃
Temperaturemodule
4
Hydraulicmotorpower
5.5KW
5
Meteringpumpmotor
（2）
7.5KW
6
Thestirringmotorpower
（2）
everyoen0.75KW
7
Chillerpower
About8KW
8
Moldtemperaturemachine
2×4.5KW
9
Programmablecontroller
PLC
10
TheOPoperator
10InchTouchscreenman-machineinterface
12
Feedingway
Thefeedpumpfeed
13
Totalpower
About30KW
3．9Thetemperaturecontrolunit
Thetemperaturecontrolunitismainlyusedformaterialtemperaturecontrolofthetworawmaterials,including:
Anda5Pcryocooler（Manufacturing）,usedtosupplycoolingwaterheating/coolingunit,coolingcapacityof25000Kcal/h;
·closedsteelshell,withmovablewheel;
·thermostat;
Automaticdisplayandfaultcontrol;
·refrigerantpressuregauge;
3．10Plateheatexchanger
Twostainlesssteelplateheatexchangerarerespectivelyarrangedinthetwocomponentofthereturnpiping,exchangertemperaturecontrolmedium（water）andotherconfigurationofthemachinetemperaturecontrolsystem（heating/coolingunit）withconnectiontoregulatethematerialtemperature.
3．11Pipelinerockingarm
Fromtheracktothepipea
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