Synchronous rebounding device with hidden sliding rail

The utility model discloses a hidden sliding rail synchronous rebounding device which comprises a pair of track boxes fixed on a pair of supports distributed in a mirror image mode respectively, a sliding plate is arranged on the supports in a sliding mode, a shifting hook is arranged on the sliding plate, a hinged sliding block is arranged in the track boxes in a sliding mode, and a rotary piece and a sliding hook are hinged to the two ends of the hinged sliding block respectively. Tracks are arranged in the track boxes to control rotation of the sliding hooks and swing of the rotary pieces, the rotary pieces are used for limiting the positions of the hinged sliding blocks, and the sliding hooks are used for being connected with the shifting hooks in a buckled mode; according to the utility model, the rotary vane and the limiting chute are ingeniously combined, the hinged slide block is easily limited and separated, and the sliding connecting pieces on the two sides are connected through the synchronizing sh