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China T140-1 Bulldozer is track-type model which utilizes semi-rigid suspension, mechanical drive and hydraulic control. It can be used in road building , hydro-electric construction , field modification, port and mine development and other constructions such as powr plant site.
T140-1 Technical Specification
China T140-1 Bulldozer is track-type model which utilizes semi-rigid suspension, mechanical drive and hydraulic control. It can be used in road building , hydro-electric construction , field modification , port and mine development and other constructions .
Overall dimensions (L × W × H) 5486 × 3762 × 2940mm
Operation weight 17.0 t
Horsepower 103.0 kW
Max.drawbar pull 137.5 kN
Ground pressure 65.0 kPa
Min. turning radium 3.9 m
Min. ground clearance 355 mm
Gradient: longitudinal 30 ° , transverse 25 °
Working efficiency within 40 meters: 169 m 3 /h
Blade capacity 4.05 m 3
Diesel engine
Manufacture SHANGHAI DIESEL CO., LTD
Model 6135Ak-3S
Type Water-cooled , single row, vertical ,4-stroke-cycle
Diesel engine with “ω combustion chamber
Number of cylinders-bore × stroke : 6-135 × 150 mm
Type of fuel pump B series fuel injection pump
Piston displacement : 12 L
Rated rotation speed : 1800 r/min
Rated horsepower : 114 kW
Oil consumption rated horsepower
Fuel consumption: ?238 g /kW · h
Engine oil ?3.4 g /kW · h
Max. torque ( ?1260r/min) ?726 N · m
Mode of cooling closed circulation water cool
Mode of starting 24V electric starting
Air cleaner horizontal two ?stage filtering
" Manufacture WEIFANG DIESEL ENGINE CO., LTD
Model WD615T1 -3A
Type Straight line with water cooled and pressure boost, direct injection
Cylinders number-Bore diameter × travel distance:
6-126 × 130mm
Highest rpm at unloading: 2000 ± 50rpm
Idle rotation speed: 700 ± 50rpm
Piston total displacement: 9.726L
Rated rpm: 1800r/min
Rated power/rpm 115kW/1800rpm
Fuel consumption at rated working condition: ?218g /kW · h
Oil to fuel consumtion rate: ?0.8%
Max.torque/rpm: 780N · m/1200-1300rpm
Smoke degree at rated point: ?1.5Rb
Noise (at rated working condition): ?114dBA
Admissible altitude: 4000m
Main clutch and transmission
Main clutch: normally opened, multi-plate, powder metallurgy friction plate and hydraulic booster control. Transmission : normally meshed helical gear drive, coupling sleeve shift and two lever operation .The transmission has five forward speeds and four backward speeds .
Forward Backward
First speed 2.5km/h First speed 3.53km/h
Second speed 3.55km/h Second speed 4.96km/h
Third speed 5.68km/h Third speed 7.94km/h
Forth speed 7.53km/h Forth speed 10.53km/h
Fifth speed 10.61km/h
Steering and braking
Steering clutch: Multiple-disc oil powder metallurgy disc compressed by spring. hydraulic operated. Brake is oil two direction floating band brake operated by mechanical foot pedal.
Final drive
Two stage gear deceleration ,Duo-cone floating seal ,combined carrier roller to facilitate service.
Undercarriage
Inner and outer beam of track roller frame are rectangular section ?/FONT>?FONT face=Arial>?frame .Track roller , carrier roller, idler are mounted with long life well sealed Duo-cone floating ring seal.
Track roller (each side):
Singe flange 4
Double flange 2
Carrier roller(each side): 2
Idler (each side) 1
Type of track: single grouser combined
Tension mode of track: hydraulic
Pitch: 203mm
Number of shoes(each side) 38 pieces
Width of shoe 500mm
Length of track on ground 2570mm
Sealed and lubricated track ?/FONT>
The pitch , numbers and width of track shoes are the same with the general track.
Implement hydraulic system
It is consists of implement oil pump ?hydraulic tank and various valves ?cylinders ?filters and oil lines ?/FONT>
Pump type ?gear pump
Pump model ?CBF ?E 100A ?reverse ?/FONT>
System flow ?180 L ?min
System pressure ?11.77 MPa
Single valve ?used in angle blade
Used in coal pushing blade ?/FONT>
Directions valves Four positions ?five way spool valve
Positions of valve Raise, lower, floating, hold
Number of cylinders ?bore x stroke 2 －￠ 100 × 905mm
Double valves ?used in angle blade and ripper
Ripper and direction valve three positions ?five way spool valve
Positions of valve Raise, lower ?hold
Number of ripper cylinders ?bore × stroke: 2 －￠ 125 × 325mm
Double Valve used in straight blade ?/FONT>
Tilting direction valve three positions, five way spool valve
Positions of valve left tilting, right tilting, hold
Number of cylinders-bore × stroke: 2 －￠ 100 × 801mm
Number of cylinders(straight blade)-bore × stroke: 1 －￠ 150 × 165mm
Three valves used in straight blade and ripper ?/FONT>
When the bulldozer companied with tilting blade is equipped with ripper, a set of outside valves can be installed outside of inner case of hydraulic control tank.
Cab
The cab is equipped with adjustable seat and electric fan with the character of low noise and excellent viewing area ?/FONT>
The following cabs can be selected by users ?/FONT>
1 ?Cab with air-conditioner
2 ?Conopy with RopS
3 ?Simple structure canopy
Service refill
Fill location Capacity(L)
Radiator and diesel engine water 60
Lubricating system of diesel engine oil 25
Flywheel house, main clutch oil 35
Transmission, bevel gear case oil 90
Final drive (each) oil 24
Implement hydraulic system oil 85
Fuel tank oil 230
Idler, track roller,carrier roller oil 0.35 each
Blade specifications
Blade Angle Straight Coal pushing
Width 3762mm 3297 mm 4240mm
Height 1037mm 1170mm 1350mm
Max. digging depth 400mm 400mm
Ground clearance 1000mm 915mm 1000mm
Tilting angle 9 ° 8.5 °
Blade capacity 9m 3
Ripper specifications
Number of shank 3 1
Length 1580 mm 1580 mm
Width 2020 mm 1220 mm
Height 1236 mm 1236 mm
Max. penetration 550 mm 550 mm
Max. clearance 510 mm 510 mm
Note : ?indicate optional parts.
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