Tapping machine

The utility model provides a tapping machine, it contains a base, an organism, a transmission structure, a control box, a pole change motor and a tapping device, wherein this organism is fixed in on this base, this transmission structure sets up on this organism, this control box is hung with this pole change motor and is located on this organism, this pole change motor has this transmission structure's of transmission output shaft, this control box this pole change motor of control and provide one and attack tooth power take off and move the arbitrary in order to let this output shaft rotation of power take off with a cutter, and the rotational speed that should attack tooth power take off is less than the rotational speed that this cutter removed power take off, and this tapping device installs on this organism and have this base setting of orientation attack the threading tool utensil, this output shaft should be attacked the rotation of threading tool utensil and remove power takeoff according to attackin