Cutter fixing device for thread machining of air screw

The utility model discloses a cutter fixing device for thread machining of an air screw. Including a base, base is arranged on the base, machine body arranged on base, a rotating mechanism is arrangedon the machine body; a fixing arm is arranged on one side of the rotating mechanism, a connecting arm is arranged on the fixing arm, a fixing base is arranged on the rotating mechanism, a rotating shaft is arranged on one side of the fixing base, a cutting tool is arranged on the rotating shaft, limiting blocks are arranged on the two sides of the cutting tool, a water pump is arranged on one side of the air pump, a collecting groove is formed in one side of the base, and a sliding rail is arranged on the base. A liquid blowing and air blowing guide pipe is arranged on the cutter fixing device; according to the cutting tool, chip removal can be completed in the cutting process, meanwhile, waste liquid and chips are collected and discharged in a centralized mode through the collecting groove, the accuracy and safe