Aluminum profile spraying equipment

The utility model belongs to the technical field of aluminum profile surface treatment, and particularly relates to an aluminum profile spraying device which comprises a spraying cavity of a hollow structure, the upper end of the spraying cavity is concavely arranged downwards to form a spraying channel, a conveying track is arranged above the spraying channel, a profile assembly is arranged at the lower end of the conveying track, and the profile assembly is connected with the spraying cavity. A spraying assembly and an air vent are arranged on the inner wall of the spraying channel at intervals, the spraying assembly is connected with a storage box through a hose, and the storage box is arranged on the spraying cavity. According to the powder spraying device, the spraying cavity of a hollow structure is adopted, powder pervading in a spraying area is sucked into the hollow cavity through the ventilation opening formed in the inner wall of the spraying channel, and meanwhile the discharging opening is formed