Aquadag spraying device for press machine

The utility model relates to the technical field of yoke processing equipment, in particular to an aquadag spraying device for a press machine, which comprises a base, a support column arranged on the base, a servo motor horizontally arranged at the upper end of the support column, a turntable arranged on a rotating shaft of the servo motor, and a plurality of first cylinders horizontally fixed on the turntable, a fixed block is arranged at the extending end of the first air cylinder, a spray head is arranged at the bottom of the fixed block, a rectangular cover with a downward opening wraps the outer side of the spray head, a movable panel is arranged on the side face, away from the first air cylinder, of the rectangular cover, and a second air cylinder for controlling the movable panel to be opened and closed is arranged on the rectangular cover; the spray head is communicated with the bottom of the aquadag storage box through the booster pump, an extraction opening is formed in the side wall of the rectang