The development of agricultural mechanization, improve work efficiency, improve agricultural production efficiency, in our agricultural country seems to be an important lawn mower as an important tool in agricultural production, has the most direct impact on the yield of crops, its invention is a great progress of human civilization. Lawn mower (Lawn mower) is also known as a weeder, lawn mower, lawn mower, etc., a lawn mower is a mechanical tool used to mow lawns, vegetation, etc., there are diesel engines and gasoline engines. It is composed of cutterhead, engine, walking wheel, traveling mechanism, blade, handrail, control and other parts. The blade takes advantage of the high-speed rotation of the engine to output a large speed, which saves the working time of the weeders and reduces a lot of human resources. In countries with a high degree of mechanization of animal husbandry, the research of new lawn mowers is developing in the direction of high speed and energy saving.
