Gp90-3 All Hydraulic Diamond Core Drilling Rig

GP90-3 All Hydraulic Diamond Core Drilling Rig
DrillingdepthguidelineforGP90-3HydraulicDiamondCoreDrillRigRodsize/BarreluphorizontaldownAQ(46mm)650m750m800mBQ(59mm)500m600m700mNQ(75mm)400m550m650mHQ(89mm)300m400m450m
WorkingParameters:
Mainshaftrotationspeed(ratio2.2:1):≥1530rpm/≥960rpm
Mainshafttorque(ratio3.5:1):400rpm,3.5:1>900
Axlepushingforce:>62KN
Axlepullingforce:>83KN
Hydraulicsystemworkingpressure:20Mpa
Max.Pressure:25Mpa
Drillingangle:0-360°
Surfaceobliquity:30°-90°
Driveheadstroke:1600mm
Motorpower:75kw
Motorrotation:1480rpm
Mainpumpratedpressure:31.5Mpa
Auxiliarypumpratedpressure:31.5Mpa
Totalweight:2000kg(mainbody:550kg+Powerpack:700kg+Operationpanel:132kg)
Outerdimensions:
Mainbody:2370x300x500mm
Powerpack:1710x1100x1270mm
Operationpanel:550x450x1150mmMainBody
Themachinebodyiscomposedofthefollowingparts:1.Chuckandspeedreducerassemblyincluding:
lSpeedreducer:ratio2.2:1
lChuckandguidesleeve
lHydraulicmotor
nWorkingpressure:20Mpa
nMaximumpressure:25Mpa
nTheoreticaldrainage:80ml/r,theminimumdrainage35ml/r2.RodHolderassembly
Doubleholdingcylinderstoensureaccuratedrillingreachingdirection.ChuckandRodHolder
HQChuck(95mm)
MaximumOpening98.0mmDiametercorrespondingtotheIDoftheHQguidebush
TypeOpenedhydraulicallyClosedmechanicallyAutomaticsynchronizationwithrodholder
JaweRodholder2pc(withtungstencarbideinserts)Chuck4pc
Max.ratedstatictorsionalholdercapacity1500N-m
3.Mainbody
OilcylinderinbedbodyadoptGG012-80/40x800x1060
Chainadopt1#and11/4#twokindsofbushrollerchain.PowerPackPowerpackiscomposedofthefollowingparts:
1.Yseriesthree-phasesquirrel-cageasynchronismmotor
lVoltage:550V
lFrequency:50Hz
lRotationalfrequency:1480r/min
lPower:75Kw
2.Highpressureduplexpump
lMainpumpratedpressure:31.5Mpa
lAuxiliarypumpratedpressure:31.5Mpa
HydrostaticpumpsMainPumpMetricTypeDuplexpump,directconnectionwithelectricalmotorManufacturerChina(Rexrothtechnologywithaviationbackground)MaximumpressureoperatingconditionsasusedonGP90-3drill:31.5MPa,forwardrotation,reverserotationandrodhandlingRecirculaturerPumpOilcoolingandchargepumpMaximumpressureoperatingconditionsasusedonGP90-3drill:1.6MpaNormalSpeed1480RPM@50HZHydraulicoilTankVolumeMax.170L
3.Oilfilter
Filtrationaccuracy:10µm
4.Cooler
lOilpressure:1.6Mpa(max)
lWaterpressure:1Mpa(max)
5.Reliefvalve
lRatedflow:401/min
lAdjustmentpressurescope:16-32MPa
6.Electricaldrivepumpforhydraulicoilrefill:usedforaddinghydraulicoil
7.Travelwheel(rubberwheel)
8.Hydraulicoiltank:Max.volumecapacity:170LMudPumpHorizontal,3-cylinder,single-functionalreciprocatingpistonpump.Thespeed-changedevicecanmakedrillingmudpumpconveyflowat3differentlevels.Simpleandcompactdesign,lowerweight,smallersize,easyformaintenanceandrepair,disassembly,installationandmovement.OperationPanelOptimizedSimplyandcompactdesign,easyforoperationandmaintenance,lessproblems,morereliable.Drillingspeed,waterpressure,oilpressurearecentrallyrealizedonthepanel.Easyforrodfeeding,rodwithdrawandalltheoperationsonsite.Outstandingfeatures:
lUnmatchedhighdrillheadandspindlespeed,whichallowshighdrillingspeed
lFullhydraulicdrivenandcontrolsystem,including:
Hydraulicrodfeeding,pushingandpullingsystem;
Hydraulicrodrotationdrivingsystem;
lSuperiorqualitykeycomponentsmadeofaircraftgradematerials,fabricatedwith
professionalaircraftindustrymachinery;
lPowersupplycanbemadebyelectricalmotor/generatorassembly.
lDrillingangleadjustablebetween0°and360°
lAdvancedwinchingsystem
lFlexiblerotationbaseframe.Designedforeasychangethedirectionbyturningthebasebylosingtheboltsbutnoneedtochangethecylinderdirection.lSecondaryhydraulicoilfilter.tomakethefiltrationforhydraulicoilmoresafe,wesetupthesecondaryfilterinthechuckwhichwillshowsasaredpoint.
lMagneticpreventionforhydraulicoil.Evenifwehavethefirststagefiltrationforhydraulicoilfromtheoiltank,butwealsosetupthestrongmagneticonthetanktoabsorbanychipssoastoavoiditgoestonextstep.lOiltemperaturesensor.Inordertokeepthetemperatureofhydraulicoilatsafelevel,weconfigureswiththetemperaturesensorintheflowtomonitorandfeedbackduringthework.
lElectricalworktimemeter.Weconfigurewiththiselectricalrecordersothattherewillbeclearrecordandreporttocheckhowmuchworkhasbeendone.lMoreadvanced,morehumanized,moreoptimizeddesignforwholeworkingsystem.MainComponents
lPowerpack
lMainMachinebody
lControlpanel
lRotationunit
lRodholder
lSlurryPump
lHydraulictypemastforSurfacedrilling
lSupportingpoleforundergrounddrilling