TY120
TY120推土機係剛性懸掛、機械和動力換檔變速傳動、液壓操縱的履帶式推土機，可用於道路修築、水電工程、農田改造、港口建設、礦山開發及其它建築工程項目的土石方作業。
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.
主機性能參數 Main specifications
(標準型：配角鏟，可選配直傾鏟) (Standard type: angle blade, straight tilting blade is optional)
外形尺寸(長×寬×高) 4336×3372×2845 mm
使用質量 12.0t
飛輪功率 81 kW
最大牽引力 94 kN
(有效牽引力取決於機重和地麵附著性能)
接地比壓（使用重量） 61 kPa
最小離地間隙 315 mm
坡行角度 縱向 30° 橫向 25°
最大生產率 2.5 m3/kW·h（角鏟）
單鏟容量 3.1 m3 （角鏟）
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）
柴油機
Diesel engine
製造廠家 一拖（洛陽）柴油機股份有限公司
型號 LR6105ZG60A
形式 直列水冷、六缸四衝程、渦輪增壓
缸數--缸徑X行程 6-105×125mm
總排量 6.5L
標定功率 90kW
標定轉速 2000r/min
油耗(標定功率時)
燃油消耗量 ≤235g/kW·h
機油消耗量 ≤1.6g/kW·h
最大扭矩(1400-1500r/min) ≥515N·m
冷卻方式 閉式循環水冷卻
起動方式 24V電起動
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
減震器與變速箱
Damper and transmission
減震器通過摩擦阻尼片和減震彈簧吸收衝擊和振蕩。
變速箱為行星齒輪傳動，動力換檔變速箱。前進三檔，後退三檔。可實現檔位和方向的快速變換。
前進一檔 2.32 km/h 後退一檔 3.05 km/h
前進二檔 4.46 km/h 後退二檔 5.59 km/h
前進三檔 7.93 km/h 後退三檔 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
轉向與製動
Steering and braking
免調的濕式多片離合器，彈簧壓緊、液壓分離。濕式、雙向浮動、帶式製動器，腳踏操縱，液壓助力。可實現轉向與製動聯動。
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.
終傳動
Final drive
兩級直齒輪減速，浮動油封密封，整體鏈輪。
The final drives are double reduction with spur gear and unitary sprocket, which are sealed by floating oil seal for easy service.
行走係
Undercarriage
行走架為整體焊接箱形截麵，支重輪、托鏈輪、引導輪均裝有密封性好、壽命長的浮動油封。 液壓漲緊、彈簧緩衝。
單側支重輪數量 單邊3個，雙邊2個
單側托鏈輪數量 1個
單側引導輪數量 1個
履帶型式 單履齒密封式。
履帶漲緊型式 液壓漲緊
節距 175 mm
單側履帶板數量 38
履帶板寬度 460 mm
履帶接地長度 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
工作裝置液壓係統
Implement hydraulic system
裝置油泵、液壓油箱及各種閥組、油缸、濾油器和管路組成，由片式多路閥控製，操縱靈活方便。
油泵型式 齒輪油泵
油泵流量 123 L/min
係統壓力 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
底盤液壓係統
Basic hydraulic system
由轉向製動和變速雙液壓回路組成，變速係統強製冷卻。
油泵型式 雙聯齒輪油泵
油泵流量 72.5/46.5 L/min
係統壓力 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
駕駛室
Cab
噪音低、視野寬闊、可調式的司機座椅。
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）
水箱及柴油機冷卻水 35
柴油機潤滑係統用油 20
飛輪殼 1.25
變速箱 30
後橋傳動用油 70
終傳動用油（單側） 30
工作裝置液壓係統用油 90
柴油箱裝柴油 190
支重輪、托鏈輪、引導輪用油（每個） 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
推土鏟主要參數
Blade specifications
鏟刀型式 角鏟 直傾鏟
Blade Angle Straight tilting
鏟刀寬度 (Width） 3372 mm 2988 mm
鏟刀高度 （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
垂直傾斜角 (Tilting angle): 8°
水平回轉角 （Horizontal swing angle）: 25°
鏟刀容量 （Blade capacity）: 3.1 m3 3.1 m3
