TY120
TY120推土机系刚性悬挂、机械和动力换档变速传动、液压操纵的履带式推土机，可用于道路修筑、水电工程、农田改造、港口建设、矿山开发及其它建筑工程项目的土石方作业。
TY120 bulldozer is rigid suspended, power shift, hydraulically controlled and track-type. It is applicable for road construction, water and electricity engineering, farmland leveling, port building, mining and other engineering conditions.
主机性能参数 Main specifications
(标准型：配角铲，可选配直倾铲) (Standard type: angle blade, straight tilting blade is optional)
外形尺寸(长×宽×高) 4336×3372×2845 mm
使用质量 12.0t
飞轮功率 81 kW
最大牵引力 94 kN
(有效牵引力取决于机重和地面附着性能)
接地比压（使用重量） 61 kPa
最小离地间隙 315 mm
坡行角度 纵向 30° 横向 25°
最大生产率 2.5 m3/kW·h（角铲）
单铲容量 3.1 m3 （角铲）
Overall dimensions (L×W×H) : 4336×3372×2845 mm
Operation weight : 12.0t
Flywheel power : 81kW
Max. drawbar pull: 94 kN
(The efficient force depends on weight and ground surface adherence)
Ground pressure (at operating weight): 61 kPa
Min. ground clearance: 315 mm
Grade ability: Straight 30° Side 25°
Working efficiency : 2.5 m3/kW·h（Angle）
Capacity of single blade: 3.1 m3 （A）
柴油机
Diesel engine
制造厂家 一拖（洛阳）柴油机股份有限公司
型号 LR6105ZG60A
形式 直列水冷、六缸四冲程、涡轮增压
缸数--缸径X行程 6-105×125mm
总排量 6.5L
标定功率 90kW
标定转速 2000r/min
油耗(标定功率时)
燃油消耗量 ≤235g/kW·h
机油消耗量 ≤1.6g/kW·h
最大扭矩(1400-1500r/min) ≥515N·m
冷却方式 闭式循环水冷却
起动方式 24V电起动
Manufactured factory: YITUOLUOYANG ENGINE CO., LTD
Model: LR6105ZG60A
Type: 6 cylinder in-line,water-cooled, 4 stroke, turbocharged
Number of cylinders-bore╳stroke: 6-105×125mm
Total piston displacement: 6.5L
Rated RPM: 2000r/min
Rated power: 90kW
Oil consumption (at rated power output)
Fuel consumption: ≤235g/kW·h
Lube oil consumption: ≤1.6g/kW·h
Max. torque (1400-1500r/min): ≥515 N·m
Cooling method: closed circulation water cooling
Starting method: by electric at 24V
减震器与变速箱
Damper and transmission
减震器通过摩擦阻尼片和减震弹簧吸收冲击和振荡。
变速箱为行星齿轮传动，动力换档变速箱。前进三档，后退三档。可实现档位和方向的快速变换。
前进一档 2.32 km/h 后退一档 3.05 km/h
前进二档 4.46 km/h 后退二档 5.59 km/h
前进三档 7.93 km/h 后退三档 9.93 km/h
Damper absorb impact and shock through friction disc and damping spring.
Planetary, power shift transmission with three speeds forward and three speeds reverse. Speed and direction can be quickly shifted.
Forward Reverse
First speed 2.32 km/h First speed 3.05 km/h
Second speed 4.46 km/h Second speed 5.59 km/h
Third speed 7.93 km/h Third speed 9.93 km/h
转向与制动
Steering and braking
免调的湿式多片离合器，弹簧压紧、液压分离。湿式、双向浮动、带式制动器，脚踏操纵，液压助力。可实现转向与制动联动。
The steering clutch is tighten by pressured springs and separated hydraulically with oil-type,multi-powder-metal discs.
The brakes are oil,two-direction floating band with mechanism foot pedals. Hydraulically actuated hand levers combine steering and braking in one control.
终传动
Final drive
两级直齿轮减速，浮动油封密封，整体链轮。
The final drives are double reduction with spur gear and unitary sprocket, which are sealed by floating oil seal for easy service.
行走系
Undercarriage
行走架为整体焊接箱形截面，支重轮、托链轮、引导轮均装有密封性好、寿命长的浮动油封。 液压涨紧、弹簧缓冲。
单侧支重轮数量 单边3个，双边2个
单侧托链轮数量 1个
单侧引导轮数量 1个
履带型式 单履齿密封式。
履带涨紧型式 液压涨紧
节距 175 mm
单侧履带板数量 38
履带板宽度 460 mm
履带接地长度 2200mm
The undercarriage is box-type welded section.The track rollers, carrier rollers and front idlers have the same floating seals which are long-service life and seal well. Hadraulically adjusted, springs absorb impact.
Number of track rollers: 3 single-flange on each side
2 double-flange on each side
Number of carrier roller : 1 on each side
Number of front idler: 1 on each side
Track type: single grouser shoe, sealed.
Track adjuster type: hydraulically adjusted
Pitch: 175 mm
Numbers of shoe: 38
Width of shoe: 460 mm
Length of track on ground: 2200 mm
工作装置液压系统
Implement hydraulic system
装置油泵、液压油箱及各种阀组、油缸、滤油器和管路组成，由片式多路阀控制，操纵灵活方便。
油泵型式 齿轮油泵
油泵流量 123 L/min
系统压力 12 MPa
It consists of implement pump, hydraulic oil tank, valves, cylinders, oil filters and lines. It is controlled by disc type, multiple valve. Operation is flexible and convenience.
Pump type: gear oil pump
System output : 123 L/min
System pressure: 12 MPa
底盘液压系统
Basic hydraulic system
由转向制动和变速双液压回路组成，变速系统强制冷却。
油泵型式 双联齿轮油泵
油泵流量 72.5/46.5 L/min
系统压力 1.96/2.6 MPa
It is composed of steering brake and transmission double hydraulic System. The transmission system is cooled forcely.
Pump type: Gear oil pump
System output: 72.5/46.5 L/min
System pressure: 1.96/2.6 MPa
驾驶室
Cab
噪音低、视野宽阔、可调式的司机座椅。
The cab with adjustable seat features low noise and wide visible range .
加注容量
Service refill
加注部位 容量（L）
水箱及柴油机冷却水 35
柴油机润滑系统用油 20
飞轮壳 1.25
变速箱 30
后桥传动用油 70
终传动用油（单侧） 30
工作装置液压系统用油 90
柴油箱装柴油 190
支重轮、托链轮、引导轮用油（每个） 0.35
Fill location Capacity(L)
Radiator and diesel engine water: 35
Lubricating system of diesel engine Oil: 20
Flywheel house Oil: 1.25
Transmission Oil: 30
Bevel gear case Oil: 70
Final drive(each) Oil: 30
Implement hydraulic system Oil: 90
Fuel tank Oil: 190
Track roller, carrier roller, front idler(each) Oil: 0.35
推土铲主要参数
Blade specifications
铲刀型式 角铲 直倾铲
Blade Angle Straight tilting
铲刀宽度 (Width） 3372 mm 2988 mm
铲刀高度 （Height） 963 mm 1010 mm
最大切削深度 （Max digging depth）: 350 mm 350 mm
最大提升高度 （Max ground clearance）: 850 mm 800 mm
垂直倾斜角 (Tilting angle): 8°
水平回转角 （Horizontal swing angle）: 25°
铲刀容量 （Blade capacity）: 3.1 m3 3.1 m3
