Commutator finish machining production process and production line thereof

The invention discloses a commutator finish machining production process. The process comprises the following steps that S1, a blank product is prepared and conveyed to inner hole and outer circle finish turning machining equipment through a conveying belt; s2, the inner hole and outer circle finish turning equipment places the product in an inner hole machining station for inner hole drilling and reaming machining; s3, the product arrives at an outer circle machining station to be subjected to outer circle machining; s4, the products arrive at a detection table to be subjected to inner hole detection, unqualified products are removed, and qualified products are conveyed to a welding wire groove and finish turning machining equipment through a conveying belt; s5, the welding wire groove and finish turning equipment is used for automatically machining the welding wire groove of the product, and then the product is conveyed to the groove milling and finish turning equipment through the conveying belt; s6, groov