Full-automatic pipe bending machine

The utility model discloses a full-automatic pipe bending machine which comprises a machine table and a machine head, a clamping assembly is arranged on the machine table, the machine head is arranged on the end face of the front side wall of the machine table, the clamping assembly comprises a clamping head and a sliding cylinder driving the clamping head to slide front and back, the machine head comprises a rotating seat, a main shaft and a pipe bending arm, the main shaft is arranged in the rotating seat, and the pipe bending arm is arranged on the main shaft. The pipe bending arm is rotatably arranged on the rotating seat and is driven by the main shaft to rotate, a sliding seat is arranged on the pipe bending arm in a sliding manner, a clamping die is arranged on the sliding seat, a core die is arranged on the main shaft, and the core die and the clamping die are matched to clamp a pipe. The core mold is arranged on the mounting shaft, and a connecting rod group is connected between the top of the mounti