Lawn mower is also known as weeder, lawn mower, lawn trimmer, etc. The lawn mower is a mechanical tool for mowing lawns, vegetation, etc., and is composed of a cutter head, an engine, a traveling wheel, a traveling mechanism, a blade, an armrest, and a control portion.

The cutter head is mounted on the traveling wheel, and the engine is mounted on the cutter head. The output shaft of the engine is equipped with a blade. The blade uses the high-speed rotation of the engine to improve the speed in a large amount, saving the working time of the weeding worker and reducing a large amount of human resources.