Turning tool for machining aluminum alloy hub

The utility model relates to the technical field of hub machining, in particular to a turning tool for machining an aluminum alloy hub, which saves machining time, reduces finish turning allowance and feeding times, improves hub machining convenience and reduces use cost. Comprising a main cutter rod and a plurality of branch cutter heads, a plurality of axial installation grooves are formed in the periphery of one end of the main cutter rod, branch cutter rods of the branch cutter heads are installed in the installation grooves in a matched mode, the working portions of the branch cutter heads are arranged in the edge direction of the corresponding end and distributed at a certain angle, and the cutting edge cutting faces of the branch cutter heads are collinear with the center of the main cutter rod. A cylindrical locking sleeve is connected to the outer side of the main cutter rod and the outer side of the multiple branch cutter heads in a sleeving mode and locks and fixes the branch cutter heads. 本实用新型涉及轮