Steel pipe bending machine

The utility model relates to the technical field of bending machines, and discloses a steel pipe bending machine which comprises a bending machine body, a sliding groove is formed in the upper surface of an operation table away from a rotating disc, a sliding block is slidably connected in the sliding groove, the upper side face of the sliding block is fixedly connected with a moving block abutting against the operation table, and adjusting studs penetrate through and are in threaded connection with the symmetrical side faces of the sliding block. Symmetrical L-shaped fixing plates are fixedly connected to the edges of the upper surface of the moving block, a first arc-shaped block is connected to the middle of the upper surface of the moving block, telescopic rods are fixedly connected to the side faces of the upper portions of the L-shaped fixing plates, and the telescopic ends of the telescopic rods penetrate through the L-shaped fixing plates and are connected with second arc-shaped blocks. According to t