Thread rolling device of reinforcing steel bar thread rolling machine

The utility model relates to the technical field of reinforcing steel bar machining, and discloses a thread rolling device of a reinforcing steel bar thread rolling machine, the thread rolling device comprises a base, a reinforcing steel bar body, a clamping and transporting assembly and a thread rolling assembly, the thread rolling assembly comprises a U-shaped frame fixedly connected to the exterior of the base, a motor support is fixedly connected to the interior of the U-shaped frame, and two driving motors are fixedly connected to the exterior of the motor support; the output end of the driving motor is fixedly connected with a thread rolling wheel, the interior of the U-shaped frame is further fixedly connected with a fixing plate, a circular groove is formed in the fixing plate, a circle of cleaning brushes used for cleaning a rebar body subjected to thread rolling are arranged on the inner wall of the circular groove, and after the rebar body is subjected to thread rolling through the thread rolling w