XDA40
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Product Introduction
The XDA40 is a articulated dump truck. Its most distinctive feature is that there is an articulated steering mechanism in the middle of the vehicle, allowing the front and rear frames to twist relatively. This design endows it with:
• Excellent off-road passability: It can easily handle extreme terrains such as potholes, mud, and steep slopes. The tires always keep in close contact with the ground to achieve the best traction.
• Outstanding handling stability: It runs more smoothly on rough roads, with a much lower risk of rollover than rigid trucks, offering higher safety.
• Small turning radius: Articulated steering makes the vehicle turn very flexibly, making it suitable for operation in narrow Spaces.
Product Advantage
1. Strong all-terrain adaptability
• Articulated steering + swing axle: Both the front and rear axles can swing, ensuring that all wheels touch the ground on extremely uneven roads, providing continuous driving force and effectively preventing skidding and vehicle suspension.
• All-Wheel Drive (AWD) : The powerful four-wheel drive system offers outstanding traction, making it easy to conquer steep slopes and muddy sections.
• High ground clearance: It is designed with a high ground clearance of the chassis, providing excellent off-road performance and no fear of bottoming out.
2. Efficient and stable power transmission
• High-torque engine: Usually equipped with electronically controlled engines from well-known brands such as Cummins, it can output huge torque at low speeds and is particularly suitable for low-speed and heavy-load climbing.
• Intelligent transmission: Matched with ZF hydraulic torque converter transmission, it features automatic gear shifting, easy operation, smooth and efficient power transmission, and can adapt to changes in load and road conditions.
• Heavy-duty drive axle: Special heavy-duty drive axles for construction machinery are adopted, featuring extremely high load-bearing capacity and reliability.
Technical Parameters
| project | parameter |
| Driving forms | 6x6 all-wheel drive |
| nominal load | |
| capacity | 40,000 kg (40 tons) |
| Dugong | Piling about 24.0 m3 (rock bucket) |
| engine | Cummins QSL9/Other electronically controlled diesel engines |
| power rating | About 287 kW (390 hp) |
| gear-box | ZF 6 speed automatic transmission (with hydraulic torque converter) |
| maximum speed | About 53 km/h |
| Hinge Angle |  ±40 - 45 |
| pendulum angle | ±10 - 12 |
| maximum gradability | About 60% |
Product Uses
Large-scale infrastructure construction: such as earthwork transportation in dam, highway and railway construction, especially when the road conditions at the construction site are poor.
• Mine auxiliary operations: In open-pit coal mines or metal mines, it is used for road maintenance, waste dump operations, and to replace rigid trucks for transportation on soft ground surfaces.
• Oil fields and drilling platforms: Transport materials and equipment, easily handle muddy roads within oil fields.
• Landfill: Transport operations are carried out on the complex and soft ground of a landfill.
Product Operate Guide
The operation of the XDA40 hinge card must strictly follow the specifications. Before starting, conduct a round-around inspection to ensure that the tire pressure, articulation and hydraulic system are normal. When driving, take advantage of its articulated steering characteristics to flexibly pass through complex terrains. Before lifting and unloading materials at the cargo yard, a solid and flat ground must be selected. The vehicle must come to a complete stop and the parking brake must be applied. When unloading, operate the lifting handle slowly, pay attention to the surrounding environment, and strictly prohibit lifting while driving. After daily operation, cleaning and maintenance are required, with particular attention paid to the hinge points and the condition of the hydraulic oil. For detailed steps, please refer to the official operation manual that comes with the vehicle.
FAQ
A: The articulated dump truck (ADT) has an articulated steering mechanism in the middle, allowing the front and rear frames to swing and twist relatively. The core differences and advantages lie in:
• Off-road performance: The 6x6 all-wheel drive and swing axle provide it with unparalleled off-road performance and traction on extreme terrains such as muddy and potholed surfaces, and the tires adhere more closely to the ground.
• Flexibility: Articulated steering makes its turning radius smaller and more flexible in narrow Spaces.
• Safety: It is more stable when driving on rough roads and has a lower risk of rollover than rigid trucks.
A: It is very suitable for sites with poor road conditions, such as:
Earthwork transportation for large-scale infrastructure projects (such as hydropower DAMS and highway construction).
Open-pit mine waste dumps, auxiliary road transportation and road maintenance.
Soft and muddy areas such as oil fields and landfill sites.
Lifting and unloading: It must be carried out on a flat and solid ground. The vehicle must come to a complete stop and the parking brake must be engaged. It is strictly prohibited to lift the cargo box while driving or on a slope.
When driving downhill: Make full use of the engine exhaust brake (retarder) to control the speed, reduce the use of service brakes, and prevent the brakes from overheating.
Complex road conditions: Take advantage of its articulated characteristics to pass smoothly at low speeds, avoiding sharp turns and high-speed driving.
A: Strictly follow the "Maintenance Manual", with key points including:
• Oil products: Regularly replace engine oil, diesel filters, hydraulic oil and filter elements.
• Tightening: Regularly inspect and tighten key fasteners such as U-bolts, wheel nuts, and leaf spring pins.
• Lubrication: Apply grease to all lubrication points (such as the hinge points of the lifting cylinder and the suspension points) on time.
• Cleaning: Keep the air filter and radiator clean to prevent engine overheating and insufficient power.
Daily inspection: Check the tire pressure and wear, the lubrication of the hinge pins and bearings, the hydraulic oil level and whether there is any leakage.
Regular maintenance: Replace the engine oil, transmission oil, drive axle gear oil and hydraulic oil filter strictly in accordance with the time or hours specified in the maintenance manual.
Cleaning: Keep the vehicle clean, especially the radiator core, to prevent efficiency decline or malfunction due to overheating.
A: Possible reasons include
• Uneven tire pressure or severe wear.
• Lack of lubrication at the hinge points or bearing wear.
• Hydraulic steering system failure, such as lack of oil, oil contamination or decreased pump efficiency. It is recommended to stop the machine immediately for inspection and contact the maintenance service personnel.
