Machine of beating grass with prevent collision warning function

The utility model discloses a machine of beating grass with prevent collision warning function, including gasoline engine (1), transfer line (2) and the head of beating the grass, gasoline engine (5) are connected through flexible axle (5) and the inside drive disk assembly of transfer line (2), the head of beating the grass sets up the end in transfer line (2), the position that is close to the head of beating the grass at transfer line (2) is provided with vertical the decurrent body of rod (8), the lower extreme of the body of rod (8) is provided with distance sensor (10), distance sensor (10) are connected in treater (13), treater (13) are connected with alarm prompting device. The utility model discloses a distance sensor can monitor during the distance of being beaten the grass between head and the ground reaches the treater on and indirectly, in real time, if when the effective value that detects is less than the setting value in the treater, the suggestion of reporting to the police of treater control