Automatic flanging machine

The utility model discloses an automatic flanging machine which comprises a base, a pipe, a pipe clamping device, a flanging head, a support plate and a drive device, wherein the pipe clamping device is fixed on the base, the pipe is arranged in the pipe clamping device, the flanging head is connected with the drive device, the flanging head corresponds to the flanged end of the pipe in the pipe clamping device, the support plate is fixed on the base, and the drive device is a hydraulic drive device.