Adjustable forming milling tool

The utility model relates to an adjustable forming milling tool, which comprises a base, a cylinder and a cutter holder assembly, the cylinder is arranged on the base, a containing groove is arranged on the cylinder, the cutter holder assembly is arranged in the containing groove, the cutter holder assembly comprises a cutter holder, a blade, an axial adjusting piece and a locking bolt, and the axial adjusting piece is arranged on the cutter holder. One end of the tool holder is provided with the blade, the other end of the tool holder is provided with the axial adjusting piece, the axial adjusting piece is used for adjusting the axial position of the tool holder on the column body, the tool holder is provided with a long-strip hole, the long-strip hole extends in the length direction of the tool holder, and the locking bolt penetrates through the end of the long-strip hole to be connected with the column body. The blade is arranged at the end of the cutter holder, so that a chamfer or a round corner can be q