1、太原重工股份有限公司Taiyuan Heavy Industry Co,LTD.,WK-20A挖掘机产品介绍WK-20A Electric Mining Shovel Overview,太原重工股份有限公司 TYHI,太重WK-20A挖掘机杰出的性能TZ WK-20A Electric Mining Shovel High Performance,WK-20A,准格尔露天矿作业现场WK-20A was working in the opencast of Zhun Ge Er,大唐露天矿作业现场WK-20A was working in the opencast of Da Tang,太重WK
2、-20A挖掘机杰出的性能TZ WK-20A Electric Mining Shovel High Performance,太原重工股份有限公司 TYHI,WK-20A,太重20立方电铲用户TZ 20m3 Shovel Customers,太原重工股份有限公司 TYHI,太原重工股份有限公司 TYHI,太重WK-20A挖掘机主要技术参数TZ WK-20A Electric Mining Shovel Main technical parameters,WK-20A,标准斗容量 Standard dipper capacity 20 m3斗容范围 Dipper capacity range 16
3、34 m3最大提升力 Max. hoist force 1540 kN提升速度（额定/最大）Hoist speed (rated/max)0.96/1.58 m / s最大推压力 Max. crowd force 745 kN推压速度（额定/最大）Crowd speed (rated/max)0.47/0.54m / s最大牵引力 Max. dragging force 3734 kN名义行走速度（额定/最大） 1.08/1.25 km / hNominated propel speed (rated/max)最大瞬间爬坡角度 Max gradeability degree 9 0理论循环时间
4、 (回转90 0卸载) 30 sTheoretical cycle time (dumping at 90o swing)整机工作重量 Working weight of the total machine 792 t履带板平均接地比压 Bearing area-ground pressure 297 kPa,太原重工股份有限公司 TYHI,太重WK-20A挖掘机主要技术参数TZ WK-20A Electric Mining Shovel Main technical parameters,WK-20A,输入电源 input power 3 phs 50 Hz 6000/10000 V 主变压
5、器 main transformer 2000 kVA 提升电动机 hoist motor 690 VAC 2560 kW 推压电动机 crowd motor 690 VAC 315 kW 回转电动机 swing motor 690 VAC 2200 kW 行走电动机 propel motor 690 VAC 2400 kW 开斗电动机 dipper trip motor 380 VAC 11 kW,太原重工股份有限公司 TYHI,太重WK-20A挖掘机主要技术参数TZ WK-20A Electric Mining Shovel Main technical parameters,WK-20A
6、,最大挖掘半径 max digging radius 21.02 m 最大挖掘高度 max digging height 13.54 m 最大卸载半径 max dumping radius 17.50 m 最大卸载高度 max dumping height 9.07 m 水平清道半径 Floor level radius 15.23 m,太原重工股份有限公司 TYHI,太重WK-20A挖掘机设备匹配TZ WK-20A Electric Mining Shovel Matching equipment,WK-20A,太原重工股份有限公司 TYHI,太重WK-20A挖掘机性能特点TZ WK-20A
7、 Electric Mining Shovel Characteristics,采用最新的、经过验证的、可靠的先进技术Apply reliable, advanced technologies by proven广泛收集用户的要求Meet different customers demands 从实践中学习、积累经验Learn from practices and accumulate experiences集成创新设计Compact innovative design高可靠性设计Design for high reliability高生产率设计Design for high producti
8、vity,WK-20A,最优化设计的性能参数、挖掘轨迹和铲斗，生产效率高 Performance features, cutting track and dipper with optimized design for high productivity经现场使用证明，优化的零件设计 Optimized components design by proven at site. 36 吨额定载荷 64 tons nominal payload齿轮-齿条推压 Gear-rack crowd交流 IGBT 技术 AC - IGBT technology节能降耗 Source saving and c
9、onsumption degrading对电网无污染 No pollution to electric net,太原重工股份有限公司 TYHI,太重WK-20A挖掘机性能特点TZ WK-20A Electric Mining Shovel Characteristics,WK-20A,太原重工股份有限公司 TYHI,太重WK-20A挖掘机性能特点TZ WK-20A Electric Mining Shovel Characteristics,所有传动机构全部采用硬齿面圆柱齿轮传动 All transmission mechanisms adopt hard tooth-face cylinde
10、r gear drive所有传动齿轮均由优质低碳合金钢渗碳淬火+磨齿工艺制造（除回转大齿圈外） All drive gears are made from low-carbonalloy steel quenching and tooth grinding process (except ring gear)承载能力大 High loading capacity使用寿命优于表淬齿轮 Lifetime is longer than face-quenching gear,WK-20A,太原重工股份有限公司 TYHI,太重WK-20A挖掘机性能特点TZ WK-20AElectric Mining
11、Shovel Characteristics,行走机构采用行星减速机 Swing and propel mechanisms adopt planet reducers结构紧凑，免维护 Compact structure and free maintenance大型焊接结构件整体退火，有效消除焊接残余应力 Complete annealing forhuge weldments to eliminatestress after welding可靠性高，使用寿命长 High reliability and long lifetime,WK-20A,太原重工股份有限公司 TYHI,应用UG和ADA
12、MS进行工程设计及验证Apply UG和ADAMSto design & verify,强大的三维实体建模功能 Strong 3D solid modeling三维仿真设计 3D emulation design提高设计精度，进行装配验证 Improve design precise and perform assembly verifying为进行有限元分析建立模型 Build model for finite element analysis为进行系统动态分析建立模型 Build model for system dynamic analysis,WK-20A,太原重工股份有限公司 TYH
13、I,应用UG和ADAMS进行工程设计及验证 Apply UG和ADAMS to design & verify,所有关键零部件进行有限元分析 Finite element analysis on all key parts应用优化设计提高结构可靠性 Apply optimized design to improve stable structure主要机构进行动态分析 Dynamic analysis on main structures进行多种复杂工况下的计算和测试分析 Calculation and test analysis under different complicated con
14、ditions,WK-20A,有限元分析 FEA,太原重工股份有限公司 TYHI,工作装置WK-20A Front End Attachment,优化设计的工作装置几何尺寸匹配关系Optimized geometric dimension of operating devices提升力和推压力的匹配更合理 Reasonable hoist and crowd force铲斗在有效挖掘段内挖掘力大 Big cutting force within effective cutting stage挖掘效率高High cutting efficiency,WK-20A,起重臂组件Boom Assemb
15、ly,铲斗 Dipper,推压传动机构Crowd Mechanism,开斗机构Dipper Trip,斗杆Dipper Handle,太原重工股份有限公司 TYHI,WK-20A铸焊结构铲斗WK-20A Cast-weld Constructional Dipper,形状及结构优化设计，降低挖掘阻力，提高满斗系数和生产效率Optimized design for shape and structure to lower cutting resistance and improve SAE and productivity高强度钢板焊接Welded with HT steel platesWH-
16、10整体斗齿或SV2组合斗齿WH-10 complete teeth or SV2 combined teeth平滑的斗唇保护装置 Lip shrouds protection高硬度耐磨钢板或复合耐磨板保护High hardness wear steels or combined wear liners无销式斗栓机构 Pinless latch mechanism,WK-20A,提梁 Bail,拉杆 Brace,缓冲器 Bumper,斗底 Dipper Door,斗体 Dipper Body,斗齿 Dipper Teeth,斗唇 Dipper Lip,斗唇护套 Lip Shroud,耐磨衬板
17、Liners,太原重工股份有限公司 TYHI,WK-20A铸焊结构铲斗WK-20A Cast-weld Constructional Dipper,Pinless Latch Mechanism,WK-20A,Latch Bar,Latch Lever,Latch Keeper Insert,Insert Bolts,Latch Lever,Pin or Bolt,Pivot Box,Shims,斗底Dipper Door,太原重工股份有限公司 TYHI,高强度变截面斗杆WK-20A HT variable cross section dipper handle,WK-20A,推压齿条Crow
18、d Rack,螺栓连接后挡板 Bolt-on Greenhorn,重载铲斗连接耳 H.D. Dipper Connecting Lugs,连接筒 Torsion Box,前挡板 Front Termination,双斗杆 Twin Leg Dipper Handle,重型双斗杆设计Robust twin-Leg dipper handle Design单斗杆间跨距大，挖掘稳定性好Big span between legs with stable cutting直斗杆、变板厚设计，降低应力Straight dipper handle, variable plate thickness desig
19、n to lower stress单斗杆截面尺寸大 Deeper and Wider Handle Legs,太原重工股份有限公司 TYHI,WK-20A,可焊性好的重载高锰钢铸造齿条， Weldable H.D. high manganese casting racks推压齿条和整体斗杆使用寿命长Crowd rack and complete dipper handle with long ifetime齿轮-齿条推压，维护费用低Gear-rack crowd to lower maintenance cost简单的齿条前挡板连接设计Simplified connection design
20、of rack front termination用有限元进行可靠性分析FEA analysis on reliability适用于低温环境（-40）Adaptive to low temperature (-40),高强度变截面斗杆WK-20A HT variable cross section dipper handle,太原重工股份有限公司 TYHI,起重臂和推压机构WK-20A Boom and Crowd Mechanism,WK-20A,优化设计的几何形状和尺寸，使装载能力和生产效率最大化Optimized geometry and dimensions design to max
21、imize payload and productivity单梁高强度起重臂Single beam HT boom,起重臂顶部滑轮组件Boom point sheave assembly,起重臂本体Boom Body,推压轴组件Shipper Shaft Assembly,推压传动机构Crowd Drive Mechanism,起重臂根脚销Boom Foot Pins,绷绳Suspension rope,太原重工股份有限公司 TYHI,起重臂根脚销组件WK-20A Boom Foot Pins Assembly,WK-20A,大跨距销轴连接，结构简单可靠Big span pins connec
22、tion with simple and reliable structure销轴可通过起重臂根脚进行润滑Pins lubed through boom foot采用调整垫片组防止起重臂横向移动Shims to prevent boom from translation movement,起重臂根脚销Boom Foot Pins,销轴 Pins,垫片组 Shims,卡箍 Collars,太原重工股份有限公司 TYHI,起重臂组件WK-20A Boom Assembly,WK-20A,有限元优化设计Optimized finite element design优质低合金高强度钢板焊接，低温冲击韧
23、性高Low alloy HT steel welding with low temperature and high impact整体退火消除焊接残余应力（独特性能）Fully annealing to eliminate stress after welding （Exclusive feature）,销轴式连接起重臂根脚Pinned Boom Foot,高强度起重臂顶部轴座 HT boom point blocks,耐磨导梁 Wear Resistant Wear Boxes,推压减速箱 Crowd Gearbox,太原重工股份有限公司 TYHI,推压传动机构WK-20A Crowd Dr
24、ive Mechanism,WK-20A,模块化设计的、具有互换性的推压齿轮箱Interchangeable crowd gearbox with modular design 两级硬齿面减速传动II grade hard tooth face reduction transmission传动齿轮和轴（推压轴除外）均由优质低碳合金钢锻造，表面渗碳淬火，齿轮轮齿表面精磨工艺制造（独特性能）Drive gear and shaft (except crowd shaft) are cast by low carbon alloy steel with face quenching and toot
25、h face ground process.,推压皮带传动 Crowd Belt Transmission,推压轴组件 Shipper Shaft Assembly,推压电动机 Crowd Motor,鞍座 Saddle Block,推压输入轴 Crowd Input Shaft,第二级减速轴 Second Reduction Shaft,太原重工股份有限公司 TYHI,推压驱动机构WK-20A Crowd Drive Mechanism,WK-20A,强力V形联组皮带驱动系统，吸收振动和冲击载荷Powerful V-shaped Belts Drive Absorbs Vibration a
26、nd Shock Loads手动液压皮带张紧系统，皮带调整方便、准确Hand Hydraulic Tensioning Assures Easy, Accurate Belt Adjustment起重臂顶起限位装置具有软复位功能Boom Angle Limit Device with a soft-reset function 推压电机冷却风机安装在机棚内部Cooling fan for crowd motor mounted inside of machine house,推压减速传动 Crowd Transmission,强力V形联组皮带 Powerful V-shaped Belts,起
27、重臂限位装置 Boom angle limit device,靠液压油缸张紧皮带 Tension Belts by Cylinder,调整螺杆 Adjusting Rod,太原重工股份有限公司 TYHI,推压第一减速轴组件WK-20A Crowd First Reduction Shaft Assembly,WK-20A,经过平衡试验的皮带轮 Pulley after balance test,盘式制动器轮毂 Disc Brake Hub,滚动轴承 Rolling Bearing,轴承位于密封腔内Encapsulated Bearings,锻造、渗碳淬火、轮齿表面磨削的轴齿轮 Forged,
28、Casehardened and Tooth surface Grinded Pinion,油封防止漏油 Seals, Prevent Leakage of Oil,太原重工股份有限公司 TYHI,WK-20A,用于安装推压限位编码器 For installation of crowd limit encoder,滚动轴承 Rolling Bearing,轴承位于密封腔内Encapsulated Bearings,锻造、渗碳淬火、轮齿表面磨削的轴齿轮和大齿轮 Forged, Casehardened and Tooth surface Grinded Pinion and Gear,推压第二减
29、速轴组件WK-20A Crowd Second Reduction Shaft Assembly,太原重工股份有限公司 TYHI,推压轴组件WK-20A Crowd Shaft Assembly,可调整的耐磨侧滑板 Adjustable Wearable Side Sliding Plate,耐冲击的锻造推压小齿轮 Impact Resistant, Forged Crowd Pinion,锻造、渗碳淬火、轮齿表面磨削的第二级减速大齿轮 Forged, casehardened and Tooth surface Grinded Second Reduction Gear,WK-20A,太原重
30、工股份有限公司 TYHI,起重臂顶部滑轮WK-20A Boom Top Sheave,WK-20A,轴端挡板 Retainer,单列圆锥滚子轴承 Single- row Tapered Roller Bearing,轴承位于密封腔内Encapsulated Bearings,整体锻造轮缘，绳槽表面火焰淬火 Overall Forging Flange, Flame Quenched Rope Groove Surface,剖分式轴承座Split Bearing Blocks,双绳槽顶部滑轮Double Grooves Top Sheave,太原重工股份有限公司 TYHI,开斗机构WK-20A
31、Dipper Trip Mechanism,WK-20A,开斗电动机 Motor,硬齿面内齿传动，结构简单可靠，易于维护，运行成本低。 Hardened reducer, structure is simple and reliable, easy maintenances, lower running costs采用交流绕线电机，直接转矩控制，性能可靠，开斗力大AC wound-rotor motor, direct torque control, Reliable Performance, big trip force,开斗卷筒 Drum,与WK-35通用。 Same to WK-35,太
32、原重工股份有限公司 TYHI,机器上部结构WK-20A Upper Mechanism,WK-20A,司机室 Operators Cab,A形架 Gantry,通风除尘装置 Ventilation & Dedust Device,机棚 MachineHouse,登机梯子 Boarding Ladder,WK-20A,太原重工股份有限公司 TYHI,平台平面布置图（电气）WK-20A Machine Deck Layout（Electrical）,密封的润滑室 Sealed Lube Room,提升电动机 Hoist Motors,空压机 Air Compressor,高压柜 H.V Cabin
33、et,主变压器 Main Transformer,辅助变压器 Aux. Transformer,辅助柜 Aux. Cabinet,回转电动机 Swing Motors,电气走线槽 Elec. Wire Duct,交流变频控制柜、PLC柜、切换柜及照明柜（位于封闭的电气室内） AC Frequency Conversion Control Cabinet, PLC Cabinet, Converter Cabinet, Lighting Cabinet,WK-20A,太原重工股份有限公司 TYHI,平台平面布置图（机械）WK-20A Machine Deck Layout（Mechanical）
34、,润滑油箱 Lube Tanks,密封的润滑室 Sealed Lube Room,提升卷筒 Hoist Drum,中央枢轴及高低压集电环 Center Gudgeon and H.V. & L.V. Collectors,密封的电气室 Sealed Electrical Room,回转传动机构 Swing Transmission,空压机 Air Compressor,提升传动机构 Hoist Transmission,回转传动机构 Swing Transmission,WK-20A,太原重工股份有限公司 TYHI,提升机构WK-20A Hoist Machinery,WK-20A,双提升电动
35、机 Dual Hoist Motors,提升电机座 Motor Base,弹性联轴器 Flexible Coupling,提升限位装置 Hoist Limit Device,提升减速机 Hoist Reducer,提升卷筒轴装置Hoist Drum Shaft Assembly,双电动机并联驱动提升机构 Dual Motors Drive Hoist Machinery,提升侧支座 Hoist side support,盘式制动器Disc Brake,太原重工股份有限公司 TYHI,提升机构WK-20A Hoist Machinery,WK-20A,提升减速箱带有独立的齿轮油强制润滑系统，兼有
36、油池润滑的功能 Hoist gearbox with independent gear oil forced lubrication system and function of sump lubrication传动齿轮和轴承均采用齿轮油强制润滑Transmission gears and bearings adopt gear oil forced lubrication 采用低速油泵，避免产生气穴现象Low Speed Pump（No Cavitation）可在严寒气候下正常工作Normal working in harsh climate采用单卷筒双钢丝绳缠绕方式，提高了钢丝绳、卷筒和顶
37、部滑轮的使用寿命Single drum dual steel rope winding wayImprove work life of steel rope, drum and top sheave整体退火消除焊接残余应力（独特性能）Gearbox is Fully Stress Relieved By Anneal （Exclusive feature）,太原重工股份有限公司 TYHI,提升减速机WK-20A Hoist Machinery,WK-20A,提升卷筒大齿轮 Hoist Drum Gear,提升减速机箱体 Hoist Gearcase,输入轴组件 Input Shaft Asse
38、mbly,提升卷筒轴装置 Hoist Drum Shaft Device,中间轴组件 Intermediate Shaft Assembly,两级硬齿面减速传动 2 hard surface reducing transmission,太原重工股份有限公司 TYHI,WK-20A,齿式联轴器内轮毂 Gear Coupling Inner Hub,盘式制动器轮毂 Disc Brake Hub,滚动轴承 Rolling Bearing,轴承位于密封腔内Encapsulated Bearings,锻造、渗碳淬火、轮齿表面磨削的轴齿轮（斜齿轮） Forged, Casehardened and Too
39、th Surface Grinded Pinion（Helical）,油封防止漏油 Seals Prevent Leakage of Oil,提升输入轴WK-20A Hoist Input Shaft,齿式联轴器 Gear Coupling,盘式制动器 Disc Brake,太原重工股份有限公司 TYHI,WK-20A,滚动轴承 Rolling Bearing,锻造、渗碳淬火、轮齿表面磨削的轴齿轮（直齿轮） Forged, Casehardened and Tooth Surface Grinded Pinion（Spur）,提升中间轴WK-20A Hoist Intermediate Sha
40、ft,锻造、渗碳淬火、轮齿表面磨削的大齿轮（斜齿轮） Forged, Casehardened and Tooth Surface Grinded Gear（Helical）,太原重工股份有限公司 TYHI,WK-20A,调心滚子轴承 Spherical Roller Bearing,表面火焰淬火绳槽Flame Hardened Rope Grooves,提升卷筒轴组件WK-20A Hoist Drum Shaft Assembly,锻造、渗碳淬火、轮齿表面磨削的大齿轮（直齿轮） Forged, Casehardened and Tooth Surface Grinded Gear（Spur）
41、,标准钢绳卡套Cutting sleeve,可调轴承座Adjustable Bearing Block,三级组合卷筒密封3-Stage combination drum seal,卷筒大齿轮可翻转使用（对称） Drum gear, can be used reversedly精制螺栓连接 Refined bolt connection对称的双螺旋绳槽 Symmetrical double helix rope groove 高强度锻造卷筒High tension forged drum,太原重工股份有限公司 TYHI,回转机构WK-20A Swing Machinery,回转电机座 Swing
42、 Motor Base,回转立轴组件 Swing Vertical Shaft Assembly,弹性联轴器 Flexible Coupling,回转电动机 Swing Motor,盘式制动器（带自动对中装置） Disc Brake with Centering,回转减速机 Swing Transmission,两套各自独立的回转驱动机构 Two Swing Drive System两套各自独立的齿轮油强制润滑系统 Two Swing Drive System,WK-20A,回转电机安装装置 Swing MotorInstallation,太原重工股份有限公司 TYHI,回转减速机WK-20A
43、 Swing Transmission,WK-20A,全部外齿轮均为渗碳淬火+精磨齿面工艺制造 All External Gears, Hardened and tooth surface grinded 结构紧凑，承载能力大 Compact structure, large carrying capacity,两级减速传动，前一级是平行齿，后一级是行星齿Two grade reduction, the first transmission is horizontal gear ，the end transmission is planetary gear传动零件全部为合金钢锻件Transmi
44、ssion parts are alloy steel forgings,太原重工股份有限公司 TYHI,回转立轴组件WK-20A Swing Vertical Shaft Assembly,回转小齿轮 Swing Pinion,WK-20A,不需移动回转减速机即可拆卸回转立轴组件 Shaft Removable with Transmission in Place轴承位于密封腔内，提高使用寿命Encapsulated Bearing回转小齿轮由优质低碳合金钢锻造，渗碳淬火+精磨齿面工艺制造 Swing Pinion, high quality low-alloy steel forging, carburizing andquenching, tooth surface ground 回转小齿轮齿面采用减速机优化修缘 Swing pinion, computer Optimized tooth surface,双列圆锥滚子轴承 double-row conical roller bearing,回转立轴 Swing Shaft,太原重工股份有限公司 TYHI,回转平台组件WK-20A Revolving Frame Assembly,
