robbins 推荐检修计划.docx
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robbins 推荐检修计划.docx
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robbins推荐检修计划
TheRobbinsCompany29100HallStreet
FieldServiceDepartmentSolon,OhioUSA
Tel:
(440)2483303
Fax:
(440)2481702
DanielsK@
July19,2006
Subject:
TBM264-311&ConveyorEquipmentInspectionMid-PointofTunnel
DahuafangReservoirWaterTransferMainTunnelsT1&T3
ThefollowingpageswillcoverrecommendedareastobeinspectedoncetheTBMreachesthemid-pointofthetunnel.Thiswillalsoincludeanyinspectionsrecommendedbytheequipmentmanufactureand/orrequiredmaintenance,whichmaybefoundinthevendorliteraturesuppliedtothecustomer.
Itwillbenecessarytocarryoutacompletecleaningofallequipmenttoinsureproperinspectionsmaybecarriedout.
KingDaniels
FieldServiceDirector
1.Cutterhead
a.Inspectcutterheadbuckets,bucketlip,segmentweldsandcutterhousingsforcracks.Repairasneeded,usingTRCrecommendedproceduresforrepairs.
b.Repairorreplacewornordamagedgrillebars.
c.Replacewornordamagedbucketlips.Insureallfastenersareusable.
d.Checkallwaterspraynozzlesforproperoperation.Replaceifrequired.
e.Inspectallcuttersaddlesforexcessivewear,replaceasrequired.
f.Inspectallcutterfastenersfordamageandwear,replaceasrequired.
g.Verifyallcutterheadsegment-retainingboltsareatpropertorques.
2.MainBearingandSealAssembly
a.Replaceoutersealassemblies.
b.Inspectouterwearband,replaceifneeded.
c.Replaceinnersealassemblies.
d.Inspectinnerwearband,replaceifneeded.
e.Inspectringgearforwearpatterns.
3.CutterheadSupport
a.Clean,inspectandrepairanymechanicaldamagetosidesupports,roofsupportandtheverticalfrontsupport.Verifyallgreasefittingsandinstalledandworking.
b.Pressuretestsidesupportcylinders,sidesupportwedgeandroofsupportcylinderstoinsuresealsaregood.Cleanandinspectcylinderrodsfordamagedchrome.Inspectrodwipersfordamageorleaking.
c.Cleanandinspectmuckchuteformechanicaldamageandwear.Replaceflashingasneeded.
d.Cleanandinspectallhoses,cables,junctionboxes,fittingsandcomponentsfordamage.Replaceasrequired.
e.Cleanandinspectallboltedjointsforproperbolttorques.Checkfordamagedorbrokenbolts.Replaceasneeded.
f.Cleanandinspectcylindermountingpinsandballbushingsforwearordamage.Replaceasneeded.
4.MainDriveAssembly
a.Maindrivemotorsshouldberemoved,cleanedandinspectedbyacertifiedelectricalshop.Allsealsandbearingsshouldbereplaced.Checkallmotorleadsandconnectionsfordamageorwear.Replaceasneeded.
b.Gearreducerassembliesshouldbedisassembled.Cleanandinspectgearsandbearingsfordamageorwear.Replaceasneeded.(Note:
ItemsA&Bareperinstructionsinsection3ofthepartsmanual,underannualmaintenance)
c.Inspectandtestallsafesetcouplings.
d.Inspectcutterheadbrakeforwearonpadsanddisk.Replaceasneeded.
5.Gripper,TorqueandPropel
a.Cleanandinspectallboltedjointsongrippercarrier.Spotcheck50%ofallfastenersforpropertorque.
b.Pressuretestpropel,torqueandgrippercylinderstoinsuresealsaresecure.Inspectrodwipersforleaksanddamage,replaceasneeded.
c.Clean,inspectandrepairanymechanicaldamageongrippercarrier.Inspectallsphericalbushingfordamageorwear,replaceasneeded.
d.Verifyallgreasefittingareinstalledandfunctional.Replaceasneeded.
e.Cleanandinspectgrippercarrierwearstrips.Replaceiswearisexcessive.Insurepropershimmingofcarrierifreplacing.
f.Cleanandinspectgrippercarrierwaysforwearanddamage.Repairbyweldingordorcolube.
g.Inspectgrippercarrierwipersforwearanddamage.Replaceasneeded.
6.RearSection
a.Cleanandinspectallboltedjoints.Spotcheck50%ofallfastenersforpropertorque.(Note:
Ifanyfastenersareloose,retorqueALLfastenersinthejoint.)
b.Cleanandinspectrearsupportcylindermountingpinandsphericalbushingsforwearordamage.Replaceasneeded.
c.Cleanandinspectrearsectionshoesforwearordamagetoshoesorpinconnections.Repairorreplaceasneeded.
7.TBMConveyorAssembly
a.Cleanandinspectconveyorbeltfordamage.Ifnecessaryinstallsplicesondamagedsectionsorreplacebelt.
b.Inspectallreturnandtroughingrollersforwearordamage.Replaceasneeded.
c.Inspectallbeltwipersandscrapersforwearordamage.Replaceasneeded.
d.Inspectconveyorframeforwearanddamage.Repairasneeded.
e.Inspect“tail”pulleyforwearordamage.Replaceorrepairasneeded.
f.Inspect“drive”pulleyforwearordamage.Replacelaggingstripsifworn.Checksealsandbearingforwearordamage,replaceasneeded.
8.GroundSupportEquipment
a.Cleanandinspectgearringofdrillforwearanddamage.Inspectallrollersandcamsforwearanddamage,replaceorrepairasneeded.
b.Inspectdrivegearsandringgearteethforwearordamage,repairasneeded.
c.Cleanandinspectalldrillhardware,hoses,fittingsandcablesforwearanddamage.Replaceasneeded.
d.Cleanandinspectallcylindersforroddamageorwear.Repairorreplaceasneeded.
e.Cleanandinspectcylinderpinsandbushingsforwearordamage,replaceasneeded.
f.Operateeachdrillandverifyallhydraulicsettingaretotheoriginalvaluesfrominitialsetup.
g.Performscheduledmaintenanceondrillsasrequiredinmanufacturesliterature.
9.OperatorsStationAssembly
a.Cleanandinspectoperatorscontrolassembly.Repairallmechanicalwearordamage.
b.Inspectairisolationbagsforwearanddamage.Repairorreplaceasneeded.
c.Cleanandinspectgaugesfordamageorleaking.Replaceasneeded.
d.Inspectmetersfordamageorlooseconnections.Replaceasneeded.
e.Inspectallswitchesforproperoperation,wearordamage.Insureallconnectionsaretight.Replaceasneeded.
f.Inspectallcableforwearordamage.Repairorreplaceasneeded.
10.LubeOilSystem
a.Inspectandcleanmechanicalmounts,checkforwearordamage.Replaceorrepairasneeded.
b.Cleanandinspectallhosesforwearordamage.Checkfittingsforwearordamage.Replaceorrepairasneeded.
c.Cleanandinspectallelectricalconnectionsonmotorsandswitches.Repairorreplaceasneeded.
d.Testsystemcomponents,checkforcorrectpressuresandflowrates.Replacecomponentsasneeded.
e.Inspectlubeoiltankforcontamination.Drainandcleanifneeded.
f.Changeallpressure,returnandstrainerfilters.
11.HydraulicSystem
a.Inspectandcleanmechanicalmounts,checkforwearordamage.Replaceorrepairasneeded.
b.Cleanandinspectallhosesforwearordamage.Checkfittingsforwearordamage.Replaceorrepairasneeded.
c.Cleanandinspectallelectricalconnectionsonmotorsandswitches.Repairorreplaceasneeded.
d.Testsystemcomponents,checkforcorrectpressuresandflowrates.Replacecomponentsasneeded.
e.Inspectlubeoiltankforcontamination.Drainandcleanifneeded.
f.Changeallpressure,returnandstrainerfilters.
12.ElectricalSystem
a.Cleanandinspectallelectricalcabinets.Checkformoisture,dustanddirt.
b.Cleanandinspectallelectricaljunctionboxes.Checkformoisture,dustanddirt.
c.Cleanandinspectallelectricalconnectionsonterminalstrips.Insureeachisproperlytightened.Checkfordamagedwiresandconnections.
d.Cleanandinspectallcomponentconnections,suchasvalves,horns,lights,switches,etc.fordamageorwear.Repairorreplaceasneeded.
e.Inspectelectricalcomponentsformechanicaldamage,suchascracks,holesanddents.Repairorreplaceasneeded.
f.CleanandinspecttheemergencyE-Stopcircuit.Inspectforproperoperation,damageorworncomponents.Repairorreplaceasneeded.
g.CleanandinspecttheHVcircuitcomponents,suchastransformers,disconnectsandswitches.(NOTE:
Insureproperdischargeandgroundingprocedures)
h.Testemergencylightingcircuittoinsureproperfunctioning.
i.Performrequiredmaintenanceonallelectricalmotorsasoutlinedinthemanufacturesliterature.
13.WaterSystem
a.Cleanandinspectwatersystemanditscomponents.Checkformechanicaldamagetotanksandhardplumbing.Repairorreplaceasneeded.
b.Cleanandinspectallhosesforwearanddamage.Replaceasneeded.
c.Drainwatertanksandclean.Replaceallsuctionsstrainers.Flushallheatexchangerstoclean.
d.Testeachsystemforproperoperationalpressuresandflows.Repairorreplacecomponentsasrequiredtomeetrequirements.
14.PositionMonitoringEquipment
a.Cleanandinspectallcomponentsandmountings.Inspectfordamageandwear.Replaceorrepairasneeded.
b.Insureallequipmentiscalibrated.
15.MethaneMonitoringSystem
a.Cleanandinspectallsensorheads.Checkforcloggingofelements.Replaceasneeded.
b.Calibrateeachmonitoraccordingtomanufacturesinstructions.
LIAONINGCONVEYORMIDPOINTINSPECTION
PRE-SHUTDOWNINSPECTION
ADITCONVEYOR:
16.MainDrive
a.Checkallpulleyassemblybearingsforsignsofoverheating,noiseanddamagedseals.
b.Checkgearreducersforsignsofoverheating,noise,damagedsealsandsignsofleaking.
c.Obtainanoilsamplefromeachgearreducerforanalysis.Markeachoilsamplewiththeserialnumberofthegearreduceritwastakenfrom.
d.Inspectthebeltscrapersforpropertwisttensioneroperation.
17.TailTake-Up
a.Checkallpulleyassemblybearingsforsignsofoverheating,noiseanddamagedseals.
b.Checkthehydraulicsystemforsignsofleakage,excessivenoisefromthepumpormotorandsignsofoverheating.
c.Obtainanoilsamplefromthehydraulictankforanalysis.Marktheoilsamplewiththeserialnumberofthehydraulicpowerunititwastakenfrom.
TUNN
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