Lawn mowing device driven by screw to ascend and descend and special for afforestation

Abstract

The invention discloses a lawn mowing device driven by a screw to ascend and descend and special for afforestation. The lawn mowing device comprises a main support, an auxiliary support, a lifting frame, a cutting machine and a trimming knife, a rack is slidably mounted on a horizontal sliding rail through a sliding rod, a second driving motor is fixedly mounted on the right side of the inside ofthe lifting frame through a support, a driving bevel gear is mounted on an output shaft of the second driving motor in an interference fit manner, a driven bevel gear is connected on the left side ofthe driving bevel gear in a meshed manner, a half gear is concentrically and rotatably mounted on the driven bevel gear, a main connection rod is fixedly welded on the lower side of the rack, the cutting machine is fixedly mounted on the lower side of the main connection rod, and the trimming knife is mounted on an output shaft of the cutting machine. Through threaded fit between a screw and a slider, height of the lifting frame can be adjusted, ground clearance of the trimming knife is adjusted indirectly, and lawn mowing length is determined accurately; by combining rotation of a roller, andautomatic moving for trimming can be realized; compared with manual trimming, the lawn mowing device is more orderly in lawn mowing, and beautiful degree is increased.

Description

technical field [0001] The invention relates to the field of gardens, in particular to a special lawn trimming device driven by a screw rod for lifting and lowering for greening. Background technique [0002] Lawn trimmers, also known as weeders or lawnmowers or lawn trimmers, etc. A lawn trimmer is a mechanical tool used to trim lawns, vegetation, etc. It is composed of a cutter head, an engine, a walking wheel, a walking mechanism, a blade, a handrail and a control part. The cutterhead is mounted on the traveling wheels, and the cutterhead is equipped with a motor. The output shaft of the engine is equipped with a blade, so that the engine drives the blade to rotate, so that the blade can cut the grass, which saves the working time of the weeding workers and reduces a lot of human resources, but the existing trimming device cannot be adjusted according to the length of the required lawn The height of the cutting knife is cumbersome to adjust. Contents of the invention ...

AI Technical Summary

Problems solved by technology

The output shaft of the engine is equipped with a blade, so that the engine drives the blade to rotate, so that the blade can cut the grass, which saves the working time of the weeding workers and reduces a lot of human resources, but the existing trimming device cannot be adjusted according to the length of the required lawn It is troublesome to adjust the height of the cutting knife

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