Agricultural machinery chain wheel suspension support

The utility model relates to the technical field of hanging supports, and discloses an agricultural machinery chain wheel hanging support which comprises a base, a sliding column is arranged at the top of the base, a sliding groove is formed in the outer edge of the sliding column, a sliding block is connected to the inner wall of the sliding groove in a sliding mode, and the outer edge of the sliding block is connected with one end of a connecting rod. A positioning block is fixedly assembled at the other end of the connecting rod, a containing groove is formed in the bottom of the sliding column, a round hole is formed in the top of the containing groove, and a motor is fixedly arranged at the top of the base. Through cooperative use of a motor, a threaded rod and a round hole and cooperation of a sliding column, a sliding groove, a sliding block, a connecting rod and a positioning block, the height of the device can be adjusted up and down, and the situation that due to the fact that the height cannot be a