Flanging machine for profile machining

The utility model relates to the technical field of profile processing, and discloses a flanging machine for profile processing, which comprises a flanging device, two side plates are arranged at a feed port of the flanging device, a movable outer barrel is arranged between the two side plates, a rod body is assembled in the outer barrel in a sliding manner, and the rod body is connected with the flanging device. The end, located outside the outer barrel, of the rod body is fixedly connected with a mounting plate, oil coating cotton is mounted on the bottom face of the mounting plate, the side face of one side plate is fixedly connected with an oil storage box, and the oil storage box is filled with stretching oil. When the edge folding device provided by the utility model is actually used, the oil coating cotton can be used for uniformly coating stretching oil on the surface of a section bar, so that the section bar can be protected in the edge folding process, the section bar is prevented from being damaged