Automatic tapping machine for bolt production

The utility model discloses an automatic tapping machine for bolt production, which comprises a tapping machine main body, a tapping head is arranged at the lower end of the tapping machine main body, a machine base is arranged below the tapping machine main body, a working groove is arranged on the surface of the upper end of the machine base, and a fixing structure is arranged in the working groove and below the tapping head. A working groove is formed in the right side of the tapping machine body, a protective plate is arranged at the upper end of the working groove, connecting holes are formed in the peripheral edge of the upper end surface of the protective plate, screws are arranged in the connecting holes, inner threaded holes are formed in the connecting position of the upper end surface of the working groove and the protective plate, and a liquid passing pipe is arranged on the right side of the tapping machine body. A nozzle is arranged at the position, close to the tapping head, of a port of the li