Novel AGV for assisting heavy axle assembly

The utility model discloses a novel AGV for assisting heavy axle assembly. The novel AGV comprises an AGV body, a first turnover frame and a second turnover frame, wherein the first turnover frame and the second turnover frame are symmetrical in structure. The second overturning frame comprises a supporting frame body, an arc-shaped gear ring plate is arranged on the supporting frame body, and a gear ring is arranged on the outer side of the arc-shaped gear ring plate; a driving motor is further arranged on the second overturning frame, and the driving motor achieves rotation of the arc-shaped gear ring plate through a rotating transmission mechanism; a base is arranged on the lower portion of the inner side of the arc-shaped gear ring plate, a locking chain connected with the arc-shaped gear ring plate is arranged above the base, and the locking chain achieves locking of a part to be machined through a chain locking mechanism. The chain locking mechanism comprises a sliding block arranged on one side of the