Noise reduction type precision machining table

The utility model discloses a noise reduction type precision machining table. The device comprises a bottom plate, supporting legs are arranged at the two ends of the bottom end of the bottom plate, fixed rods are arranged at the two ends of the top end of the bottom plate, movable rods are arranged in the fixed rods in a penetrating mode, limiting grooves are formed in the movable rods, limiting rods are arranged in the limiting grooves in a penetrating mode, and a workbench is arranged at the top end of the movable rods. A fixing mechanism is arranged in the center of the top end of the workbench, a fixing frame is arranged at the top end of the workbench, air cylinders are arranged at the two ends of the bottom end of the inner side of the fixing frame, a supporting seat is arranged at the bottom ends of the air cylinders, a driving motor is arranged in the middle of the top end of the supporting seat, and a rotating head is arranged at the output end of the driving motor. And a sound insulation cover is a