Universal tool for correcting perpendicularity of manual tapping of curved surface

The utility model discloses a universal tool for correcting the perpendicularity of manual tapping of a curved surface, which comprises a screw tap provided with an optical axis part and a thread part; the limiting sleeve sleeves the optical axis part, and a circle of limiting ring groove is formed in the outer side of the limiting sleeve; the universal base is sleeved with the supporting limiting sleeve, the side face of the universal base is provided with an anti-disengaging screw in a penetrating mode, and the anti-disengaging screw is guided to the limiting ring groove; the universal base is provided with a machining through groove located in the lower end of the limiting sleeve and used for allowing the threaded part to penetrate through, and the side face of the bottom of the machining through groove is provided with a communicated wire outlet. According to the utility model, the general base is in hole fit with the limiting sleeve, and then the screw tap is introduced, so that the vertical correction o