采矿山机电设备制造外文文献翻译中英文翻译外文翻译Word下载.docx
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采矿山机电设备制造外文文献翻译中英文翻译外文翻译Word下载.docx
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外文资料与中文翻译
院(系部)机械与动力工程系
专业名称机械设计制造及其自动化
年级班级08级机设5班
学生姓名周杨
指导教师李延锋
2012年5月15日
外文资料:
Chinaisaminingpowerandminingequipmentmanufactureanduseofmechanicalandelectricalpower.Fromthe20thcentury,modeledafterthe50'
sthefirstsincetheminehoisthasbeendesignedandmanufactured,usedmorethan6,000.Withtheneedsofthecommunityandtherapiddevelopmentoftechnology,miningindustryproductionequipmentandfacilitiesneedtomechanization,electrification,Theminingindustryisthethroatoftheelevatorequipment,replacementproducts,oldproductslongtimerun,thestructuralproblemsbehindtheoriginalexposedprominentfaultmoreseriousimpactonthesafetyofminingoperations,curbtherapiddevelopmentofminingindustriestothenationaleconomywithtotheadverseeffects.Withtheever-changingminetoincreaseproduction,upgradethemachinetoimprovesafety,ofmachinetorunautomated,reducingoperationandmaintenanceofthelaborintensity,thespeedofoftheaccidentandsoon,intotheurgentrequirement.Minehoistforrenovation,isextremelyimportant.Forexample,woodlininghoistdrumseriouswearandtear,whenthetreeslininguptoacertaindegreeofwearandtearontheliningmustbereplacedwoodenreel,orasecurityincidentislikelytoaffectthesafetyinproduction.Andreplacementofwoodendrumlinerisaverycumbersomeprocess,whilethehighcostofwoodliningreel,highmaintenancecosts,maintenancetime.Consumealargeamountofmanpower,materialandtimeatthesametime,andaffectsthesecurityoftheentiremineproductionanddemandforproduction,tothatend,thedesignofareelturningwoodliningdeviceisaverynecessarytechnology.Asaresultoftakingintoaccounttheexistingtreesliningreelslotcartherearemanydevicesdeficiencies,thepaperliningfromtheexistingwoodenreelslotcarsoftheprincipleofanalyzingdevices,wearandtearonwireropeofresearch,theroleofdrumpartsandtheforcesanalysisoftheexistingcartankequipmenttoimproveprocessingmethodsandapplications,basedontheuser-friendly,effectiveandpracticalunderthepremiseofturningwoodonthedrumlinerdevicewasdesignedtomaximizetheimprovementofsteelwireropeandreelservicelifeofwoodliningandreduceproductioncostsandshortentheprocessingandmaintenancecycle,reducingthelaborintensity.Throughconstantlyimprovingandperfectingthedesignofthedrumliningwoodturningcanbeaconvenientdeviceforturningwooddrumliner,theinstallationofwireropetoreducewearandtear,butalsoextendedtheservicelifeofwoodendrumandtheliningcanproduceasubstantialsavingscost.
HKM2×
4×
1.8-basedtransformationofhoist
JiaomeijiulishanminehoistHKM2×
4×
1.8DepartmentoftheformerSovietUnionandtypeofproductsmanufacturedinthe50'
s,thereelstructureofatypicalshellthickbranch.Putintousesince1963untilnow,hasbeenrunningfor47years,foratotalofabout64millionoutofcoalt.Withtheincreasingproductiontomeettheneedsofthemineproductionin1982hadagreatertechnologicalinnovation,theannualoutputfrom1,200,000tto1,800,000t.Enhancetheincreaseinweightasaresultofrunningsometimeafterpercutaneousinvaginationandopenreelwelding,crackphenomenon.Alsoin1985insidethedrumintwodirectionsalongthecircumference,respectively,anincreaseoftheI-11#2,toincreasethesupportdrum,totrytoresolveopenreelreelweldingandthephenomenonofskinretraction.However,afterrunningforsometime,thesupportdrumpartsanddrumskinopenwelding,thecracksgraduallyseriousphenomenon,therearefoursupportedI-beam3hasahorizontalfracture,openreelweldingvice21,allfourI-beamhorizontalfracture.Inordertoensuresafetyinproduction,wehaveadoptedavarietyofmethods,suchasanincreasetostrengthentheboard,directwelding,hit45°
groovewelding,welding,afterannealing,andsowillnotsolvetheproblemofDCwelding,butweldingarisingasaresultofrepeatedstressconcentration,sothatOpenweldingphenomenonmoreseriousrun-timehoisterabnormaldislocationmetalsound,hasseriouslyaffectedthesecurityoftheentiremineproduction.Inordertoensuresafetyinproduction,productionmanagementgroupandthejiulishanminingjointresearch,thestatusquothroughthesurveyandfoundthattheexistenceofthefollowingissues:
1.Invaginationseriousskindrum,about10~12mm,resultinginseveredeformationofwoodlining,thesoundofrunning.
2.Lord,Vice-reelwoodliningwearinconsistent,resultinginthemain,theDeputyreelrunthatisinconsistentparagraphropewrappedaroundthelameoftensaid,resultinginloading,unloadingdifficulties.
3.ReelsupportI-beamanddrumpartsarecrackingskinseriousrunsoonafterweldingcracks,andcrackshavebeenincreasedandextended.Isthemain,theDeputyreel8tosupportthehorizontalI-beamarebroken,cracksinskinreelhasbeenextendedtodrumbrakewheel,hoistthewrongrun-timeanomaliesmetalsound.
4.Thehighmaintenancecosts.Reelhoistwoodliningmustbereplacedonceayear,eachtobe24h,thematerialconsumptionfor35,000yuan.
5.Repairtime.Reelmonthlyreinforcementweldingcarriedoutinmorethan16h,consumealargeamountofmanpower,materialandtime.
Duetotheseaspectsofthefault,resultinginthenormaloperationofhoistcannotbeseriouslyaffectedthesecurityoftheentiremineproductionanddemandforproduction,forwhichatechnologicaltransformationofthereel.
Rehabilitationprograms
Asthereplacementcostoftheelevatorandthetimetoolong,notinconformitywiththeactualscene,afterfullinvestigation,researchandfeasibilityanalysis,wehavedecidedtoupgradetheexistingmachinesonthebasisofthetransformation,thatis,tokeeptheoriginalmotor,speedmachine,thebrakingsystem,thespindleandspindlesupportdeviceround,thereplacementofthemain,theDeputyreelandreelspokes.TheuseofthenewreelCITICHeavyMachineryCompanywithafixedropegroove,thestructureofthereelone,twoandahalfofeachreelbythereelofthedrumskinis40mmthickrolledsteelplate16Mn,tungstenabovehavefixedropegroove,whichisaweakbranchstructureCryptocaryahigh-strengthroll.
Drumreplacementprogramandakeylink:
(1)Thenewreelwillbeprocessedtothescene,
(2)Installedinthegarageoutsidethedrillingoftwoinordertofielddrilling,
(3)Cranetransformgarages,walkinpartbythemanuallyreadelectric,
(4)Thelayingofrailway,fromthebusgaragesShopHousing,inordertosavetimeforthedeliverydrum,
(5)Preparationofacablecar,thegarageisresponsiblefortheliftingofworkoutsidethedrum,
(6)Principal,viceskiponthewellhead,
(7)Hoisttoremovethegateandgatepost,
(8)SpoketotheoldOfficedisconnectedfromthereel,cutinhalf,weretransportedontotheHousing
(9)Newdrumhanginginplace,thesceneislookingforitseyes.Andthentransportedontotheroom,eyesdrillingwithdrilling,
(10)througheyeswillbehanginganewreelinplace,Reamingandbolts,
(11)Fieldtestingofthehoistatallstagesoftechnicalparametersandcharacteristics,
(12)Pilegateandgateinstallationandtestontheropes。
Programtodeterminehowtoensurethattheinstallationofthenewreelspindlecenterlineandthecenterlineofcoincidenceisthekeytothisproject.AfterstudyingtheuseoftheoriginaldecisiontohoistthemainbranchoftheonlyroundI,asabenchmarktolookfornow.WhentheoldreelsuspendedfromtheSpindle,thetechnicalstafffromthenewreeltodetectonlythespindlediameterandroundthemouthofthebranchdiameter,andcalculatedonlythemouthspace,thenewreelpositiondeterminedbythegapisquitegood,andthenuseSupportroundtheoldholeinthenewrollnumberofthespokesontheeyes,drilling,Reaming,thelastlinktotheoriginalreelwheelsupport.
Worksinseveraltechnicalissues
(1)CITICHeavyMachineryCompanytousetheverniercalipertoprovideanewreelonthemouthandtheonlyroundofthespindlesupportUeharaIonlymeasuredthediameterof1.5mmdrumreplacement.
(2)Diameterofthebrakedrumwheeldrumbrakewheelthantheoriginaldiameterincreasedby40mmtheoriginalwoodengatestore-processing.
(3)Toincreasetheconnectionofthefasteningscrews,weadoptedthefirstmeasurementofholediameter,screw-processingmethodistoensureco-ordinationofthescrewsize,andtheuseofanaerobictechnologytoenhancetheconnectionofthefastening.
Throughthejointeffortsofalltheconstructionworkers,whichlasted60h,thesuccessfulcompletionofthetask.Afterfieldtesting,thenewreeltorunasmooth,radialdrumbeat,theoval-roundgate,thetwo-drumwindingropetomeettherequirementsoftheaccumulatederror.
Effective
Thetotalcostofmillionrenovationprojecttocompletelyupgradetheoperationtosolvetheproblemsofinsecurity,andensurethesafetyofallmineproduction.Considerableeconomicbenefits,comparedwiththetransformationoftheformer:
(1)Savingsonceayeartoreplacewoodliningreelmaintenancetime,savingeachtime24h,
(2)Onceayeartoreplacewoodendrumliningmaterialconsumption,atotalof35,000yuan.
(3)TwiceamonthsavingsConsolidationreelmaintenancetimepermonthof16h,ayearcansavemaintenancetime192h,canrecord1.642millionyuaninprofits.
Transformedinlessthanayeartorecoverthefullinvestment.Atthesametimeenhanceourprovincetofillagapmachine.
Modifiedoperation
Afterthetransformation,fromJanuary1995untilnow,hasbeenrunningformorethan15years,4.2milliontoupgradeco
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