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2010A1A0A2A3A4A5A6A71摘要MG200/460WD型采煤机是一台采用多电机驱动、电机横向布置,采用非机载方式变频调速的无链(EICOTRACK)电牵引新型采煤机。该采煤机适用于煤层厚度1019M,工作面倾角25P0P两象限变频器或者45P0P四象限变频器,煤层可有一定仰俯角,煤质中硬F4的煤层中开采,能够配套630、730、764等运输机,在综合机械化采煤工作面完成落煤与装煤。采煤机在工作面按斜切方式自开缺口,双向穿梭式采煤。采煤机各部份按组装可分为机身及牵引部,截割部,电气控制及调速设备,液压调高系统,冷却喷雾系统,辅助装置等。本说明书主要介绍了采煤机截割部的设计计算。MG200/460WD型采煤机截割部主要是G11013一G1022G1955速G12677G2656四G13435G21843G17730G1268动组成,截割部电机G6930在G6683G14230G1881横向布置,电动机输G1998的动G2159G13475G11013G989G13435G11464G21843G3290G6296G21843G17730G2656G15904G7155G17730系的G1268动,G7380G2530驱动G9390G12582G7071G17728。截割部采用四G15904G7155G2345G9026动G13479G7512,G1955G4579了G13479G7512G4622G4556,采用G3835角度G5379G6683G14230设计,G2164G3835了G17819煤G12366G19400,G6564高了装煤G6940G7536。在设计G17819G12255中,G4557截割部的G17736、G1268动G21843G17730、G17736G6227G2656G13864G6521用的G14469G19202等部G1226G17839G15904了设计计算、G5390度G7669G7692G2656G17885用。本说明书主要G19036G4557主要部G1226的设计计算G2656G5390度G7669G7692G17839G15904了G2477G17860G2656介绍。G8504G3818,G17836G4557MG200/460WD采煤机的G1363用与G13512G6264G17839G15904了说明,G1209G1427能G7368G3921的G2469G6393该采煤机的G5627能,G17810G2052G7380G1351工作G6940G7536。关键词采煤机G727截割部G727G1955速G12677G727G15904G7155G17730系G727G1268动G21843G17730G727设计G3G3ABSTRACTMG200/460WDTYPECOALWINNINGMACHINEISAUSINGMOTORDRIVE,MOTORHORIZONTALLAYOUT,USINGTHEWAYOFAIRBORNEINVERTEREICOTRACKCHAINNEWINELECTRICALTRACTIONSHEARERTHISMACHINEISSUITABLEFORCOALSEAMTHICKNESS1019M,FACE25P0PACUITIESANGLETWOQUADRANTINVERTEROR45P0PACUITIESQUADRANTCOAL,FREQUENCYCONVERTER,CANHAVECERTAINYANGBOWANGLEOFCOALHARDFINMORETHAN4COALMINING,CANCOMPLETE63,73,133ETC,THECOMPREHENSIVEMECHANIZEDTRANSPORTCOALMININGFACECOMPLETELOADINGTHECOALMININGMACHINEINTHEFACEBYCROSSWISEWAYSINCEOPEN,TWOWAY2010A1A0A2A3A4A5A6A72SHUTTLETYPECOALTHECOALMININGMACHINEPARTSASSEMBLYCANBEDIVIDEDACCORDINGTOTHEAIRFRAMEANDTRACTION,CUTTINGPART,ELECTRICALCONTROL,HYDRAULICCONTROLEQUIPMENTSANDSYSTEM,COOLINGSYSTEM,AUXILIARYDEVICESPRAYTHISMANUALMAINLYINTRODUCESTHECOALMININGMACHINECUTTINGPARTDESIGNCALCULATIONMG200/460WDTYPECOALWINNINGMACHINECUTTINGPARTISMAINLYCOMPOSEDOFAGEARREDUCERAND4,CUTTINGPARTMOTORONHORIZONTALLAYOUT,MOTORROCKERWITHINTHEPOWEROUTPUTBYTRIPLESTRAIGHTTOOTHPLANETARYGEARTRANSMISSIONROUNDONTHEDRIVE,ANDTHEFINALDRIVEROLLERROTATIONCUTTINGPARTADOPTSFOURPLANETSSHEETFLOATINGSTRUCTURE,REDUCETHESIZEOFLARGEANGLE,STRUCTUREDESIGN,INCREASETHEROCKERBENDOVERCOALSPACEANDIMPROVESCOALLOADINGEFFECTSINTHEDESIGNPROCESSOFCUTTINGPARTOFTHESHAFT,TRANSMISSIONGEARS,BEARINGSANDCONNECTINGWITHTHEINTERNALCOMPONENTSETCDESIGNANDCALCULATION,THEINTENSITYANDSELECTIONTHISMANUALMAINLYAIMEDATTHEMAINPARTSOFTHEDESIGNCALCULATIONANDINTENSITYISDESCRIBEDANDTHEINTRODUCTIONINADDITION,MG200/460ONTHECOALMININGMACHINEWDUSEANDMAINTENANCE,SOASTOBETTERUSETHECOALMININGMACHINEPERFORMANCE,TOACHIEVETHEBESTEFFECTKEYWORDSCOALWINNINGMACHINE,CUTTINGPART,REDUCER,PLANETARYGEARTRAIN,TRANSMISSIONGEARS,DESIGN2010A8A9A10A11A12A13A14A153A161A17A18A190A2011A21A22A23A24A25A26A27A28A29A30A31A320A2012A21A33A34A35A36A3730A38A39A40A41A42A43A441A4513A46A34A47A35A36A37A40A41A428A4514A46A35A36A37A40A41A42A48A4911A4515A46A35A36A37A40A50A51A52A53A54A55A5613A572A58A59A60A61A62A63A64A65A59A60A61A63A64A6515A4521A46MG200/460WDA66A67A68A69A70A7115A7222A73A74A75A76A77A78A79A80A81A82A83A8418A7223A73A85A86A87A88A89A69A82A90A9118A7224A73A92A89A80A81A82A83A8420A933A94A95A96A97A98A99A100A101A97A98A9923A10231A103A104A105A106A107A108A109A110A111A112A110A108A113A114A115A11624A10232A103A117A118A119A120A121A122A123A124A12526A10233A126A127A128A129A130A131A132A133A134A13532A13634A126A137A138A139A140A141A142A143A128A129A130A130A14438A1454A146A147A148A149A150A151A152A153A154A155A147A148A149A151A152A15350A13641A126A156A157A158A159A160A161A162A163A164A165A166A167A168A169A17050A17142A172A173A174A175A156A157A158A176A177A178A179A180A161A181A182A183A184A185A186A187A18852A17143A172A156A157A158A189A190A191A192A193A184A194A195A191A196A19754A17144A172A157A198A158A199A200A201A202A203A204A205A191A206A207A208A20957A17145A172A210A202A211A202A203A191A212A213A204A205A184A214A21563A17146A172A216A217A218A219A168A220A221A22266A17147A172A156A157A158A191A223A22467A17148A172A156A157A158A191A216A225A226A227A22869A17149A172A156A157A158A191A192A19370A171410A172A156A157A158A164A165A166A167A191A229A230A169A170A187A188722010A231A232A233A234A235A236A237A2380第1章概述第11节采煤机发展的历史和现状20G1002G1343840G5192G1207G2033,G14533G3281G2656G2081G14499G13864G11468G13499G11752制G1998了链式采煤机。G17837G12193采煤机是用截链式截落煤,在截链G990G4445装有G15999G12228为截G21843的G999用截煤工G1867,G1866工作G6940G10587G1314。G2528G7114G5515G3281G11752制G1998了用G2044G2078方式落煤的G2044煤机。50G5192G1207G2033,G14533G3281G2656G5515G3281G11468G13499G11752制G1998了G9390G12582式采煤机,在G17837G12193采煤机G990G4445装有截煤G9390G12582,G17837是一G12193G3290G12582G5430部G1226,G1866G990G4445装有截G21843,用截煤G9390G12582G4466G10628落煤G2656装煤。G17837G12193采煤机与可G5379G7366输G17877机配套,G3892定了煤G9857开采机械化的G3534G11796。G17837G12193采煤机的主要缺G9869有G1120G726G1866一是截煤G9390G12582的高度G993能在G1363用中调G6984,G4557煤层厚度及G1866变化适G5224G5627G5058G727G1866G1120是截煤G9390G12582的装煤G6940G7536G993G1351,限制了采煤机G10995G1147G10587的G6564高。G17839G184960G5192G1207,G14533G3281、G5515G3281、G8873G3281G2656G2081G14499G13864先G2530G4557采煤机的截割G9390G12582做G1998革命G5627改G17839。1截煤G9390G12582可G1209在G1363用中调G6984G1866高度,完全解决G4557煤层赋存条G1226的适G5224G5627G7272把G3290G12582G5430截割G9390G12582改G17839成螺G7071叶片截煤G9390G12582,即螺G7071G9390G12582,极G3835地G6564高了装煤G6940G7536。G17837俩项关G19202的改G17839是G9390G12582式采煤机G12228为G10628G1207化采煤机械的G3534G11796。可调高螺G7071G9390G12582采煤机或G2044煤机与液压支架G2656可G5379G7366输G17877机配套,G7512成综合机械化采煤设备,G1363煤G9857G10995G1147G17839G1849高G1147、高G6940、G4445全G2656可靠的G10628G1207化G2469展G2469展阶段。从G8504,综合机械化采煤设备朝着G3835功G10587、遥控、遥测方向G2469展,G1866G5627能日臻完善,G10995G1147G10587G2656可靠G5627G17839一步G6564高。工矿自动检测、故障诊断G1209及计算机数据处理G2656数显等先G17839的监控技术已G13475在采煤机G990得G2052G5224用。2010A239A240A241A242A243A244A245A2461我G3281G10628G15904采煤机G6683G14230壳体的设计G3534本G990都采用G1268统的设计方G8873根据G13475验G2656G1209往设计G4466例设计人员在纸面G990设计所需的G1147品,根据G4579功G10587采煤机G6683G14230G4622G4556适当G2164G3835来设计G7368G3835功G10587的采煤机G6683G14230,如G7536G1998G10628问题或G993满足预定设计要求的情况,就要修改设计,G17837在G10628G4466设计中确G4466G1998G10628了许多的问题。随着采煤机装机功G10587越来越G3835,G2345纯依靠G13475验,根据G4579型机器设计G3835功G10587机器G2656G2164G3835G4445全系数的方G8873,往往G1363设计G1147品的G4622G4556越来越G3835,G13479G7512的G5224G2159分布、变G5430分布、G1881G2159分布也很难得G2052合理保证。然而通G17819G4557采煤机G6683G14230G17839G15904有限元分析,可G1209得G1998采煤机G6683G14230壳体在G993G2528位置、G993G2528工况的G5224G2159、G5224变规律,摸清G1866危险截面、极限工况、极限载荷G2656极限G5224G2159,G6564G1998G6683G14230G6227载能G2159的优化方案。G2528G7114G17836可G1209G4557G6683G14230壳体固有频G10587、各阶振型、动G2159G5627能G17839G15904探索G5627分析G11752究。G5224用该技术可G1209在G1147品设计阶段预测G1147品质量,G1363G1147品在投G1849G10995G1147之G2081G17839G15904优化G1209G6564高G1147品质量,从而缩短G1147品开G2469周期,G17839而降G1314开G2469成本,G6564高市场竞争G2159。第12节我国采煤机30多年的发展进程12120世纪70年代是我国综合机械化采煤起步阶段20G1002G1343870G5192G1207G2033期,煤G9857科学G11752究总G19510G990G9035分G19510G19610中主要科技G20604G5190,G11752制G1998综采面配套的MD150型双G9390G12582采煤机,G2490一方面改G17839G7234采配套的DY100型、DY150型G2345G9390G12582采煤机G72770G5192G1207中G2530期,制G17908G1998MLS3170型双G9390G12582采煤机。20G1002G1343870G5192G1207我G3281采煤机的G2469展有G1209G991G10317G9869G7261装机功G10587G45792010A247A248A249A250A251A252A253A2542例如,MLS3170型双G9390G12582采煤机,装机功G10587170KWG727KD150型双G9390G12582采煤机,装机功G10587150KWG727DY100G2656DY150型G2345G9390G12582采煤机,装机功G10587100KWG2656150KW。2有链牵引,输G1998牵引G2159G4579G8504G7114期的采煤机牵引方式都是G3290G10627链G17730与牵引链G17730G2882合G1268动,G1268G17894牵引G2159G4579,牵引G2159在200KNG1209G991。3牵引速度G1314G11013于G2475液压元部G1226可靠G5627的限制,设计的牵引G2159功G10587G17751G4579,牵引速度一G14336G993G17241G178196M/MIN。4自开切口G5058G11013于双G9390G12582采煤机G6683G14230短,G2460都是有链牵引,很难割G17891两G12483G3848,G1000G4493G7143G11053G991G989角煤,故需要人工清理,G2345G9390G12582采煤机G7368是如G85045工作可靠G5627G17751G5058我G3281G3534G11796工G1006G8616G17751G15192G5381,元部G1226质量G17751G5058,G2465G7156在采煤机的G4563命G7234G17953G17751G1314,G10317G2047是液压元部G1226的G6451G3363G8616G17751G1017G18337。12220世纪80年代是我国采煤机发展的兴旺时期20G1002G1343870G5192G1207G2530期,我G3281总G1861引G17839143套综采成套设备。G1002G11040主要采煤机G10995G1147G3281如G14533G3281、G5515G3281、G8873G3281、G8886G1860、日本等都G17839G1849中G3281市场,G1866技术也展G12046在中G3281人的面G2081,为我G1216G9157G1849了解G3818G3281技术G2656G6496G6581G17837G1135技术G2031G17908了条G1226,G2528G7114通G1781920G1002G1343870G5192G1207自G15904G11752制采煤机的G4466G17353,G14731得了成功G2656G3845G17145的G13475验与G6957G16769,确G12447了我G3281采煤机的G2469展方向,即G1235制G2656自G15904G11752制G5194G1042。解决难采煤层的问题是20G1002G1343880G5192G1207G18337G3835G16850题之一G726G1867体的G16850题是G15192煤层综合机械化成套设备的G11752制G726G3835倾角综采成套设备的G11752制G726G256G989硬G257、G256G989G17731G25745M一G8437采全高综采设备的G11752制G7262010A255A1A0A2A3A4A5A63解决短工作面的开采问题,短煤G14230采煤机的G11752制。据G2033步统计,20G1002G1343880G5192G1207自G15904开G2469G2656G11752制的采煤机品G12193有50G1325G12193,是我G3281采煤机G6922G14731的G5192G1207,G3534本满足我G3281各G12193煤层开采的需要,G3835量依靠G17839口的G5192G1207已一G2447G993G3809G17832了。20G1002G1343880G5192G1207采煤机的G2469展有如G991G10317G9869G7261G18337G16282采煤机系G2027的开G2469,G6205G3835G1363用G14551G327220G1002G1343870G5192G1207开G2469的采煤机,一G12193G12879型G2494有一G1022品G12193,G2325分G2345一,G16218G11434面G4579,很难满足G993G2528煤层开采需要。20G1002G1343880G5192G1207G17227G18337G16282系G2027化采煤机的开G2469工作,一G12193功G10587的采煤机可G1209G8978G10995G1998多G12193机型,主要元部G1226在G993G2528功G10587的采煤机G990都能通用,G17837G7691G993G1177G6205G3835了工作面的适G5224G14551G3272,而G1000G1427于用G6155配G1226的G12661理。采煤机系G2027化是20G1002G1343880G5192G1207采煤机G2469展中非G5132G12373G1998的G10317G9869。2元部G1226G6927关先G15904,G1431G1363采煤机工作可靠G5627的G6564高总G1347920G1002G1343870G5192G1207采煤机开G2469中的G13475验G6957G16769,元部G1226的可靠G5627G11464G6521决定采煤机开G2469的成功G10587,所G1209功关G1881G4493为G726主电机的G6927关,G1209解决G9915机的G10628象G727G21843G17730G6927关,从G17885G6333G7460质G990,G9921处理工G14414G990着G6175,学G1076G3281G1881G3818先G17839技术成功G13475验,G1209G5515G3281G21843G17730为G11458G7643G17839G15904G6927关,G17810G2052预期G11458的,解决了G1314速G18337载G21843G17730G7101G3845G6940的问题G726液压系统G2656液压元部G1226的G6927关,主G8845G8905G2656G8845G20544G17810的可靠G5627G11464G6521G5445G2721牵引部工作的可靠G5627,在20G1002G1343880G5192G1207中期,把斜G17736G8905、斜G17736G20544G17810、G19412组G2656调速机G7512等都G2027G1849G18337G9869G6927关G1881G4493。3无链牵引的G6524G5203G1363用,G1363采煤机工作G5191G12295,G1363用G4445全在引G17839G3835功G10587采煤机的G2528G7114,无链牵引技术G1268G1849中G3281,G5515G3281G14418G7619G3839G1856G2508的G19156G17724式无链牵引G2656G14533G3281G4445G5515G7874G1856G2508的G21843G17724式无链牵引G2356G13489G3835多数,而G1000技术成G10099。为G8504,我G3281G11752制采煤机的无链牵引都向引G17839机组的G13479G7512G990靠G6326。G1235制G2656引G17839技术G10995G1147的采煤机G73682010A255A1A0A2A3A4A5A64是如G8504。无链牵引G1363采煤机工作G5191G12295,G1363用G4445全,G6227G2475的牵引G2159G3835,G3252G8504,得G2052用G6155的G5203G8879G8438G17826,G3835功G10587采煤机都采用无链牵引系统。12320世纪90年代至今是我国电牵引采煤机发展的时代G17839G184920G1002G1343890G5192G1207G2530,随着煤G9857G10995G1147向G19610G13434化方向G2469展,G1955员G6564G6940,G6564高工作面G2345G1147成为煤G9857G2469展的主G8981,G2469展高G1147高G6940工作面势在必G15904,G8504采煤机开G2469G11752制G3272绕高G1147高G6940的要求G17839G15904,G1866主要方向是G726(1)G3835功G10587高参数的液压牵引采煤机G726G7380G1867G1207表G5627的机型是MG2X400W型采煤机。(2)高G5627能电牵引采煤机G726电牵引采煤机的G11752制从20G1002G1343880G5192G1207开始G17227步,20G1002G1343890G5192G1207全面G2469展,电牵引的G2469展存在G11464G8981G2656交G8981两G12193技术途径。G17839G184920G1002G1343890G5192G1207G2530,交G8981变频调速技术在中厚煤层采煤机中G6524G5203G1363用,G990G9035分G19510先G2530开G2469成功MG200/500WD、MG200/450BWD、MG250/600WD、MG400/920WDG2656MG450/1020WD等采煤机,变频调速G12677可G1209是机载,也可G1209是非机载。G2490G3818G8978G10995G19988G12193机型,都已投G1849G1363用,取得G17751G3921的G6940G7536。太原矿山机械厂在引G17839G14533G3281ELECTRA1000G11464G8981电牵引全套技术的G3534G11796G990,开G2469G1998MG400/900WDG2656MG250/600WD型两G12193电牵引采煤机,鸡西煤机厂、辽源煤机厂也开G2469了交G8981电牵引采煤机。G3281G1147电牵引采煤机虽然G2469展速度很快,但在G5627能G2656可靠G5627G990与G1002G11040先G17839G3281家的I采煤机G11468G8616,G17836存在G17751G3835的G5058距,所G1209一G1135有G4466G2159的矿务局,在装备高G1147高G6940工作面G7114,把G11458光移G2052G3281G3818,G17839口G3281G3818先G17839电牵引采煤机。如神府华能G19610团引G17839美G3281的7LS、6LS2010A7A8A9A10A11A12A13A145电牵引采煤机G727兖州矿G1006G19610团G1856G2508引G17839G5515G3281的SL500型G2656日本的MCLEDR102型交G8981电牵引采煤机,但G11013于价格昂贵,故引G17839数量G17751少,90G5192G1207采煤机技术G2469展的G10317G9869如G991G7261多电机驱动横向布置的总体G13479G7512成为电牵引采煤机G2469展的主G8981我G3281开G2469的电牵引采煤机,一G14336都采用横向布置。各G3835部G1226G11013G2345独的电动机驱动,G1268动系统彼G8504独G12447,无动G2159G1268G17894,G13479G7512简G2345,拆装方G1427,G3252而有取G1207电动机纵向布置的趋势。2我G3281采煤机的主要参数与G1002G11040先G17839水G5191的G5058距在缩G4579在装机功G10587方面,我G3281的液压牵引采煤机装机功G10587G17810G2052800KW,电牵引采煤机装机功G10587G17810G20521020KW,G1866牵引功G10587为2X50KW,可满足高G1147高G6940工作面G4557功G10587的要求。在牵引G2159G2656牵引速度方面,电牵引的G7380G3835牵引G2159已G17810G2052700KN,G7380G3835牵引速度G178101256M/MIN,微处理机的工矿监测、故障显G12046、无线电离机控制等方面已G17810G2052G17751高技术水G5191。3液压紧固技术的开G2469G11752究取得成功采煤机连G6521G7512G1226G13475G5132松动是G5445G2721工作可靠G5627的G18337要G3252素,而G1000解决难度G17751G3835,液压螺母G2656G999用G17241高压G8905,在电牵引采煤机中得G2052G6524G5203G5224用,防松G6940G7536显著,G3534本解决采煤机连G6521可靠G5627的问题。回顾G1783730多G5192我G3281采煤机G2469展的历G12255,走的是一条自G2159G7368G10995G2656G1235制引G17839G13479合的道路,也是一条G993断学G1076G3281G3818先G17839技术为我所用的G2469展道路,从20G1002G1343870G5192G1207主要靠G17839口采煤机来满足我G3281G10995G1147需要,G2052近G5192几乎是G3281G1147采煤机G2356我G3281G6984G1022采煤机市场,G17837也是G1022了G993G17227的G17839步。我G3281煤矿综合机械化采煤设备的G11752制水G5191,G13475G17819几G2325G5192的引2010A7A8A9A10A11A12A13A146G17839技术、消化吸G6922G2656自主G11752G2469,已有长足G17839步。G3281G1881某G1135技术如综采G6930顶煤支架技术处于G3281际领先水G5191G727G3281G1147综采设备的主要技术参数已G6521近或G17810G2052本G1002G13438G2033的G3281际先G17839水G5191,落G2530G134345G5192G727G3281G1147综采设备的机电一体化G12255度G6521近或G17810G205220G1002G1343890G5192G1207中期的G3281际先G17839水G5191,落G2530G1343410G5192G727G3281G1147综采设备的可靠G5627G6521近或G17810G205220G1002G1343890G5192G1207G2033的G3281际先G17839水G5191,落G2530G1343415G5192。G3281G1147设备的价格G13434是引G17839设备的1/2,中G3281煤机制G17908企G1006设计制G17908的煤矿机电装备已G13475G5203G8879地在G3281各G12879煤矿中G1363用,成为中G3281煤矿工G1006技术装备的主体,为中G3281煤矿G4445全G10995G1147G2656高G1147高G6940矿井的建设G6564供了可靠的保证。我G328120G1002G1343880G5192G1207曾G3835量引G17839G5515G3281、G14533G3281、G8886G1860、日本液压牵引采煤机G727通G17819技贸G13479合于80G5192G1207引G17839G14533G3281液压牵引采煤机技术、90G5192G1207引G17839G5515G3281G11464G8981电牵引采煤机技术G727通G17819引G17839消化于80G5192G1207G6496G6581了G5515G3281液压牵引采煤机技术G727通G17819引G17839消化再G2031新于90G5192G1207G6496G6581了G3281际先G17839的交G8981变频电牵引采煤机技术、2005G5192G2033步G6496G6581了G3835功G10587G3835采高采煤机技术G2656机电一体化技术。2001G5192G3835倾角电牵引采煤机G26562002G5192短壁电牵引采煤机G7643志着我G3281采煤机总体设计技术G17810G2052或G6521近G3281际先G17839水G5191。2001G5192能量回馈型四象限交G8981变频技术、2002G5192中压开关磁阻调速G2656中压电磁调速、2005G5192中压交G8981变频调速技术G7643志着我G3281采煤机电气调速技术G17810G2052或G6521近G3281际先G17839水G5191。G11458G2081我G3281已G13475G11752制G10995G1147截高155M、倾角055、装机功G105871002215KW、供电电压6603300V的G9390G12582式采煤机系G2027G1147品。2001G5192全G3281G10995G1147采煤机161台G727G1866中电牵引采煤机21台,G235613。2005G5192全G3281G10995G1147采煤机516台,G1866中电牵引采煤机244台,G235647。五G5192中采煤机增长了22倍,电牵引采煤机增长了106倍。2010A7A8A9A10A11A12A13A1471990G5192我G3281G6496G6581G5194向G8886G1860G1998口交G8981变频电牵引技术,1998G5192G1209来我G3281已向印度、孟G2164拉、越南、俄罗斯等G3281G1998口200600KW的液压牵引采煤机G2656930KW的电牵引采煤机14台。G3281G1881主要G10995G1147企G1006有鸡西煤矿机械G1856G2508、西G4445煤矿机械厂、太原矿机G19610团G1856G2508、天地科技股份有限G1856G2508G990G9035分G1856G2508等,G18662005G5192G10995G1147的采煤机分G2047G2356全G3281的26、18、13、9。2G3835功G10587厚煤层电牵引采煤机G3835功G10587厚煤层电牵引采煤机(G1209G991简G12228采煤机),2002G5192来引G1783927台,2004G5192G2027G1849G3281家科技部项G11458“45M厚煤层综采关G19202技术与成套装备”的子项,2006G5192G2027G1849G3281家G2469改委项G11458“G5192G1147600万T综采成套装备G11752制”的子项。2001G5192天地科技股份有限G1856G2508G10587先开始G11752制,2005G5192810月西G4445的MG750/1910WD、G990G9035的MG750/1815GWD、鸡西的MG850/2040WD、太矿的MG750/1800型采煤机G11468G13499G1998厂G5194参G2164北京G3281际采矿展。G20522006G519210月G990G9035MG7501815在G3835G2528、万利,在华泰(MG800/1915),西G4445MG750/1910WD在G3835G2528已先G2530采煤1MTG1209G990。G2528煤G19610团四老沟矿在G11468近条G1226G991G1363用EICKHOFFSL500G2656G3281G1147MG800/1915WD,G20522006G51929月累计采煤面积分G2047为920200M2G2656209838M2,G5191均G1147量分G2047为5415T/DG26563776T/D,在G11468近的G1314G5390度开采条G1226G991,G3281G1147采煤机G17810G2052G17839口采煤机G1147量的70。G20522006G519210月,G2528煤G19610团白洞矿G1363用MG750/1815WD累计采煤面积126633M2,G5191均G1147量3121T/D。在神华主G2159工作面的高G5390度开采条G1226G991,G11458G2081G17836G993敢用G3281G1147采煤机。2010A7A8A9A10A11A12A13A148第13节国外采煤机的发展今G51924月份,全球G7380G3835的煤G9857开采设备G10995G1147商之一的JOYGLOBALINCJOYGG14731得了G1866在华建厂的首张执照。G17837家坐落在天津市的工厂预计将于2007G5192G5192G2033投G1147。G4466际G990,G8504G8437建厂正是JOYGLOBALG6564高在华G19156量计划的一部分,G1856G2508的G11458G7643是2010G5192将在华G19156售额从2005G5192的17G1171美元G6564G2331G142795G1171美元。面G4557中G3281G993断G6205G3835的采矿设备市场,许多G3818G3281G1856G2508都在G17303G17303G8454G16809,JOYGLOBALG5194G993是G2819一的一家。G5515G3281的DBTGROUP、EICKHOFFCORP、G10802G1868的SANDVIKMININGANDCONSTRUCTIONLTD及G1866G1194一G1135G3835型G3281际采煤设备G10995G1147商都已设G8873G17839G1849了中G3281市场。煤矿G1272G1141G1119故频G2469及采煤G6940G10587G1314G991问题引G17227了中G3281G6931府的G6297G5563,G11458G2081中G3281G3281G1881正积极地G6524G17839煤G9857G15904G1006的改革G18337组。G7422来几G5192,中G3281将关G19393G7368多能G6940G1314G991G1000存在G4445全问题的G4579型煤矿,G17728而组建一G1135G3835型煤G9857G10995G1147G19610团。在G17837G7691的G13984G7235G991,G4557于高G12483采矿设备的需求也在G11468G5224G990G2331。而G3281G1881的G11468关设备供G5224商却无G8873满足G8504G12879需求,G17837就G13485G9035G3818G10995G1147商G6564供了G6262G2356市场G12447足G9869的机G1262。美G3281G20559中G3281G1363G20314G1119务处的一位G17176G9157商务G999家G7769G6265G7161表G12046,从开采G6940G10587、设备质量、G4557矿山的G10627G3671保G6264及G4445全G2656G1593G5259等方面来G13783G15397,中G3281的主要采煤设备G7234G17953落G2530G1866G1194G3281家1015G5192。虽然中G3281是全球G7380G3835的煤G9857G10995G1147G3281,2005G5192的煤G9857总G1147量G17810211G1171G2556,但中G3281煤矿的G4445全G13438G5417G2029非G5132G12979G12969。几乎G8611天都有G3252煤矿G10202G9868、G17891水G2656G3616方G4560G14280矿工G1019G10995的G6265G4560。2005G5192,中G3281G1861有5,986G2529煤G9857工人在G1119故中G1019G10995。2010A15A16A17A18A19A20A21A229中G3281的煤矿数量G6521近25万G5243,G1866中90G1209G990是G7461G19227所有的G4579型煤矿。1高G12483采矿设G7057需求G5390G2182G11458G2081,中G3281煤矿的机械化G12255度G5191均为42,G4579型煤矿的机械化G12255度G2029G7368G1314。极G1314的自动化G2656机械化水G5191G5859G2631着煤G9857采G1998G10587少得可G5616。中G3281煤矿G11458G2081的G5191均采G1998G10587G1177为35G5050G2503,G4579型煤矿的采G1998G10587G7368是G993G205210。煤G9857G15904G1006的数据显G12046,中G3281G13434五分之G1120煤矿的G5192G1147量均G993G20523万G2556。G19512了关G19393G4445全G10378况G5058及非G8873的煤矿(G8504G12879煤矿G1363用的一G14336都是G4579型采矿设备)G3818,中G3281G17836将在2010G5192G2081建G1244713G1022G3835型煤G9857G10995G1147G3534地,G5194组

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