The utility model discloses an
iron ore screening device which comprises a screening box, a feeding hopper is fixedly arranged at the top of the screening box, a first screen and a
second screen are arranged in the screening box, a motor is installed below the right side of the screening box, and the
iron ore screening device further comprises a collecting box connected with the left side of the screening box through bolts. And rotating rods are connected to the positions, located below the first screen and the
second screen, in the screening box through bearings, the outer side of the left side of the lower rotating rod is sleeved with a sleeve, and a
rotating disc is fixed to the left end of the sleeve. According to the
iron ore screening device, a motor drives a rotating rod to rotate reversely, the rotating rod drives a sleeve to rotate through a
ratchet wheel
assembly, meanwhile, a
rotating disc rotates and pulls a rack to move downwards through a connecting plate, then a driven gear rotates and winds a traction
rope, and a cleaning
brush can be pulled to move; and the surfaces of the first screen mesh and the
second screen mesh are cleaned, so that the situation that subsequent screening work is affected due to blockage of screen holes is avoided.