Position adjusting mechanism for ore receiving disc of shaking table

The utility model discloses a position adjusting mechanism for an ore receiving disc of a shaking table. The position adjusting mechanism comprises a track, a sliding disc, a pulley, a brake assembly, a supporting rod, a supporting frame and a receiving disc, the track is arranged on the outer side of the shaking table cofferdam; the sliding disc is arranged on the track through the pulley; the brake assembly is arranged on the inner side of the sliding disc corresponding to the mounting groove in position; the supporting rod is arranged in the middle of the upper portion of the sliding disc, and a bolt and a nut penetrate through a long sliding hole of the supporting frame to arrange the supporting frame on a long sliding hole of the supporting rod; and the receiving disc is arranged on the support frame. The receiving disc can cover a discharging port of the whole ore dressing equipment, the position of the receiving disc on the supporting rod can be adjusted in two directions according to the distance betw