Rocker arm type adjustable share swinging device

The utility model discloses a rocker arm type adjustable share swinging device, which comprises an eccentric shaft, a rocker arm, a sliding groove, a share shaft, a swing arm and a plough share. The share swinging device is installed on a machine frame of a plough, a spindle end of the eccentric shaft is connected with a power source, the other shaft end of the eccentric shaft is connected with the rocker arm which is connected with the sliding groove through a rocker arm shaft, an adjusting shaft is arranged and moves in the sliding groove, and accordingly the sliding groove is driven by the rocker arm to swing with the adjusting shaft serving as the center. The sliding groove is connected with the swing arm through a swing arm shaft. The swing arm is connected with the plough share through the share shaft, accordingly the swing arm is driven by the sliding groove to swing from side to side with the share shaft serving as the center, and two sides of the plough share are driven to swing vertically. The rocke