Steel bar step type feeding rack

The steel bar step type feeding rack comprises a fixed bed, a movable bed and a power source, the fixed bed and the movable bed are arranged in a staggered mode, and the power source is arranged below the movable bed; the fixed bed comprises a plurality of static toothed plates and a static support, the two ends of each static toothed plate are fixedly connected to the top end of the static support, and the plane where the static toothed plates are located is perpendicular to the top face of the static support; the movable bed comprises a plurality of movable toothed plates and a dynamic bracket, and the movable toothed plates and the static toothed plates are arranged in the same way; the static toothed plate and the movable toothed plate are both in a step shape, the side faces of the static toothed plate and the movable toothed plate are step faces, the top faces of the static toothed plate and the movable toothed plate are output faces, and the step-shaped movable toothed plate sequentially rises from the