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Wheel Loader models and their functions

Wheel loaders are finding great demand due to the increasing focus on road construction and mining. Going forward, the growth momentum due to increased construction activities  of smart cities-infrastructure development. Wheel loaders are also demanded in certain applications, like iron ore mining and bulk handling at ports. It is being used to load and carry materials across a job site. Additionally, it can haul fine materials like sand or large objects like rock and demolition debris.

The manufacturers of wheel loaders are offering models with variable bucket capacities with attachment loader buckets, forks, material handling arms, grapples, and log pushers.  The latest models are being upgraded with high torque, so that they can be utilised for heavy-load operation. Buckets are also designed and shaped for efficient scooping and loading. Newer models also boast of the new fuel-efficient CEV Stage IV. Manufacturers are also placing increased importance on the use of rugged components, Discussed below are different types of wheel loader models.

Different types of wheel loader models

Wheel loaders with hydraulic pressure measuring points

Wheel loaders come with centralised hydraulic pressure measuring points for easy checks and troubleshooting. These models come with variable displacement pumps and different types of mode selectors [automatic, semi-automatic, and manual], which make them more productive and fuel-efficient. The optimised design of the buckets provides a greater loading capacity and lesser operating cycle time with the synchronised flow. Pilot control with a single lever makes the machine easy to operate. The machines are also equipped with GPS, which provides accurate data that helps the owner evaluate the performance of the machine. In addition to the loading utility, the machine has a long lifecycle and low operating costs.Ergo-power electric control gearboxes in the machines enable smooth and comfortable shifting.

TL340H Prime wheel loader
Wheel loaders for bucket leveling function

The latest model features a bucket leveling function that automatically returns the bucket to level, in both dump and curl positions. The bucket level function enables reduced operator fatigue. Robust upper center hinge bearings and updated frames to accommodate the new axles and transmission. For high lifting force and maximum stability in block handling applications, choose from the standard or heavy-duty kit variants and a range of attachments, including block forks, breaker tine and clearing rakes. Fuel optimization in models is done with the use of rimpull control, which adapts the tractive force to prevent wheel spin and facilitate bucket filling. On-board weighing app in the latest wheel loaders provides real-time insight into the load of the bucket or grapple. The Productivity Report can help with taking the necessary steps to lower your cost per tonne.

JCB 433-4 wheel loader
Wheel loader with hydrostatic pump

The hydrostatic pump in wheel loaders models converts mechanical power from the engine into hydraulic flow. The hydraulic flow is directly converted back into mechanical power by motors on the axle, eliminating the need for a transmission. The latest machines also come equipped with a variety of attachments and features like Automatic Bucket Leveller, Auto kick-out, Automatic float, Air conditioner, etc are available to meet customer needs. Safety items like a rear-view camera, automatic centralised lubrication system, automatic fire detection, and suppression system, cabin front guard, etc are also available. An in-built InSite telematics suite provides all the relevant information on the machine, like daily utilisation, fuel level, alarms, and alerts on mobile phones.

L&T 9020 Wheel Loader
Wheel loader with quick loading

The improved optimised Z-bar loader linkage in the recent models delivers quick loading.  You can have better bucket penetration with Z-bar linkage and high breakout force to improve operator efficiency and thereby, productivity. The latest models also feature an increased lift height, which facilitates faster and easier loading. The new Electronic Control Module (ECM) engine monitors the status of all engine functions, thereby enhancing fuel efficiency and improving exhaust emission levels. The ECM controlled engine also helps in maintenance and troubleshooting of all engine components, reducing downtime during servicing and increasing productivity.

LiuGong Wheel Loader 856 H
Wheel loader with high torque

The latest series of wheel loaders come with high torque and high peak torque for quick engine response and higher output. One can get output and efficiency even in tough underfoot conditions with Auto Kick down function, it shifts the gear to fast speed for excellent bucket penetration. It also provides higher productivity, tractive effort and reduced cycle time with the new design of the loader arm, the dump height has been increased. It also features Bigger Cabin and Improved Visibility with FOPS / ROPS. The ecoMax engine features heavy-duty cast iron cylinder blocks, bedplate, cylinder head and forged crankshaft providing more strength and long lift. The combination of CRDI technology with high pressure fuel line and swirl design in the combustion chamber offers cleaner exhaust, ensures a simple and easy to maintain engine after treatment system.

XCMG ZL33FV
Wheel loaders with increased shovel capacity

Wheel loaders come with an increased shovel capacity with high breakout forces to give extraordinary loader productivity. Other features include excellent visibility, improved front reach, lower turning radius and high tractive and breakout forces. Its spacious cabin with an instrument console on the operator’s side results in long hours of fatigue-free operation for the operator.

SDLG L936H 

Conclusion

There is steady demand for wheeled loaders due to the wide range of loading functions it can undertake for variegated loading applications based on the user requirements. Apart from demand in the infrastructure and mining sectors, it is seeing great demand in metro construction, railways, tunnelling, handling of solid waste, and material handling at ports, etc.

Image Source: tatahitachi.co.in, jcb.com/en-in, larsentoubro.com/construction-mining-machinery, liugongindia.com, schwingstetterindia.com, sdlgindia.com

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