Types of Mechanical Excavator:
Mechanical Excavators are manufactured in different types according to their usage, pocket capacity and size. Here are some of popular types of Excavators:
Tracked Excavators: These Excavators have high maneuverability and they are used in excavating rough grounds.
Truck Excavators: These Excavators are mounted on truck chassis and can displace easily.
Cable Excavators: These Excavators use tow wire to move their arms and they have high drilling power.
Hydraulic Excavators: These Excavators use hydraulic system to move their arms and they have precision control ability.
Main Parts of Mechanical Excavator:
Excavators are made of various parts and each of them have special duty. The most important parts are:
Chassis: This is the main skeleton of Excavator which must bear the weight of excavator and the cargo.
Motor: This is the main part of excavator which provides the power of moving and excavating. Excavators motors are usually diesel and high horse power.
Gear Box: It transfers motor power to wheels or excavator`s arms.
Differential: It lets the wheels to spin in various speeds.
Friction System: It uses in stopping excavator and speed controlling.
Arms: Their task is excavating and loading. Excavator`s arms are made of different parts named: boom and arm.
Bucket: This part is placed at the end of the arm and it uses for carrying. Different types of excavatore`s buckets are Rock bucket, V bucket, Skeleton bucket, Hardpan bucket, Hydraulic coupler, Trenching bucket, Grading bucket, Tilt bucket, Riddle bucket, Cable bucket, Utility bucket, Digging bucket, Clean up bucket, Ditching bucket, and Frost bucket.
Cab: A place for driver to sit and contains chair, steering wheel, dashboard, and controlling tools.
Some of Excavator`s usages:
Mining: Excavators are the most important machinery that use in mining. These excavators are used in excavating mines, loading minerals, moving rocks and soil.
Road construction: Excavators also are used in road construction, road excavating, materials loading and moving soil.
Agricultural: Excavators are also used in agricultural. These excavators are used in excavating irrigation channels, loading manure and fodder and moving soil.