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

T140-1

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 “八” 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 △

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 ．

Pump type ： gear pump

Pump model ： CBF － E 100A （ reverse ）

System flow ： 180 L ／ min

System pressure ： 11.77 MPa

Single valve ： used in angle blade

Used in coal pushing blade △

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 △

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 △

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 ．

The following cabs can be selected by users ．

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.