1、 Basic information of the whole machine
Table
Project standard factory parameters
Model Cat 306E (standard tail turning, non CR short tail, mass-produced from 2013 to 2017, now discontinued, only two phones available on the market)
Origin: Jiangsu Wujiang Carter Factory Joint Venture Manufacturing of Whole Machines
Operating weight of the whole machine (400mm steel track+enclosed cab, 3m main arm+1.58m standard boom, 0.22m ³ bucket, full fuel including driver) 5795kg (5.795 tons)
The weight of the simple sunshade version is 5650kg
Standard earthwork bucket capacity (SAE dump) 0.22m ³; Optional 0.12m ³ trenching bucket and 0.25m ³ earthmoving bucket
Standard bucket width (with side teeth) 766mm
Standard 400mm three bar wear-resistant steel track shoes; Optional 400mm thick rubber track (does not damage the pavement)
The chassis structure is fixed with a wide rail chassis and cannot be extended or retracted; Bulldozer blade with a total width of 1950mm
The tail rotation form is standard long tail rotation, with a rear rotation radius of 1700mm. Narrow basements and tunnels are prone to scratching and rubbing against walls
The side swing angle of the boom is 24 ° left/34 ° right, and frequent movement of the vehicle is required for side excavation operations
Applicable conditions include rural infrastructure construction, fish pond excavation, municipal pipelines, small foundations, and 80 type crushing hammer operations; Only suitable for suburban construction sites with unlimited emissions, and for urban environmental protection construction sites with restricted access
2、 Overall dimensions for transportation of the whole machine (unit: mm, standard working device)
Total length of the machine: 5990
Transportation width of the whole machine: 1950
Transport height of the cab: 2540; Simple shed height 2500
Minimum ground clearance: 306
Track total length: 2500; Track grounding length 1900
Track gauge: 1550
Rear turning radius: 1700mm
Maximum lifting height of bulldozer shovel: 360mm; excavation depth: 430mm
Ground clearance of counterweight: 640
3、 Power system (Caterpillar produced C2.6 turbocharged four cylinder diesel engine)
Engine model: Cat C2.6 DI Turbo four stroke water-cooled direct injection turbocharged diesel engine
Rated net power: 41.5kW (55.6 horsepower)/2000rpm; Total power 43kW (57.6 horsepower)
Maximum torque: 165N · m @ 1400rpm, low-speed high torque, long-term crushing is not easy to withstand high temperatures and does not lose speed
Displacement: 2.615L; cylinder diameter 87mm x stroke 110mm
Emission standards: National III/Tier 3, no DPF, no urea, direct discharge diesel engine, unable to enter urban environmental protection construction sites
Electrical system: 12V, 90Ah battery, 70A waterproof generator
Fuel tank capacity: 135L, continuous field construction for 8-10 hours a day without refueling
Energy saving configuration: 3-second automatic idle without operation, standard/strong dual power mode, comprehensive fuel saving of 15% in standard mode
4、 Hydraulic system (dual variable plunger load sensing hydraulic)
Main pump configuration: Dual variable plunger pump, 2000rpm total flow 140L/min
Overflow pressure of main working circuit: 24.5MPa; Crushing auxiliary circuit 21MPa; Rotary circuit 21.6MPa
Original factory standard single auxiliary crushing oil circuit, compatible with 75/80 small crushing hammers, spiral drills, wood grabbing tools, and quick change joints
Keep the circuit straight, the walking and digging composite actions do not interfere with each other, and the large-scale leveling is smooth
The flow regeneration circuit of the boom and stick shortens the operating cycle and reduces fuel consumption
Hydraulic oil tank capacity: 58L; total oil volume of the entire hydraulic system is 85L
5、 Standard boom excavation performance (ISO standard, unit: mm/kN)
1. Scope of homework
Maximum excavation radius on the ground: 6140
Excavation radius of shutdown face: 6010
Maximum excavation depth: 3800
Maximum excavation depth at 2.44m level: 3320
Vertical maximum excavation depth: 2680
Maximum excavation height: 5530
Maximum unloading height: 3960
2. Digging power
Bucket excavation force: 40kN
Excavating force of boom: 26kN
3. Walking and turning performance
Rotation speed: 10.3rpm; Rotary torque of 14.2kN · m, simple rotary buffering, and greater start stop impact than the new CR model
Dual speed walking (steel tracks): Low speed 2.8km/h/High speed 4.8km/h
Maximum traction force of the whole machine: 48.2kN, not easy to slip on muddy and steep slopes
Climbing ability: 60% (30 ° steep slope)
Ground pressure ratio (400mm steel track cab version): 36.2kPa
6、 Full vehicle oil filling capacity
Diesel tank: 135 L
Hydraulic oil tank: 58 L, whole machine hydraulic oil 85 L
Engine oil: 11.2 L
Total capacity of cooling system: 15.5 L
Unilateral walking motor gear oil: 0.9 L, total on both sides 1.8 L
Rotary reducer gear oil: 1.1 L
7、 Chassis heavy load configuration
Single side support wheel: 4 pieces; Single side sprocket wheel: 1 piece
Sealed and lubricated track chain, resistant to sediment and wear, with a longer lifespan
External butter type track tensioning cylinder, easy and convenient to adjust and maintain
Integrated widened and thickened bulldozer shovel, independent lifting oil cylinder, high efficiency in backfilling and leveling
Thickened X-shaped integral welded frame, less prone to deformation during heavy load crushing operations
8、 Two types of cabin configurations
1. ROPS simple sunshade (second-hand basic model)
Four pillar anti falling object safety shed, top escape exit, manual front and rear wipers
Basic shock-absorbing seat, only adjustable for front and rear height, without armrests or lumbar support
Mechanical pilot operation handle, supporting forward and reverse hand switching, no Carter labor-saving single handle walking mode
Mechanical pointer instrument, only displays speed, water temperature, and oil pressure, without fault self diagnosis or maintenance reminders
Ordinary halogen work light, total hydraulic safety lock rod, no electronic anti-theft, USB charging