Ore lifting device

The utility model relates to an ore lifting device which comprises a base, a plurality of idler wheels are symmetrically and fixedly arranged at the bottom end of the base in an array mode, a smashing box is fixedly arranged at the top end of one side of the base, L-shaped frames are symmetrically and fixedly arranged at the top end of the base, a first shell is fixedly arranged between the L-shaped frames, and vertical plates are symmetrically arranged at the top end of the base in a sliding mode. Supports are slidably arranged on the adjacent sides of the vertical plates, a second shell is fixedly arranged between the supports, the second shell is located on the side, away from the smashing box, of the first shell, transmission rollers are symmetrically and rotationally arranged in the first shell and the second shell, and the adjacent transmission rollers are in transmission connection through a conveying belt; the lifting height of the device can be adjusted according to the use environment, so that the a