Paint brushing device

The invention belongs to the technical field of paint brushing equipment, and particularly relates to a paint brushing device which comprises a rack, a conveying mechanism, a brushing roller, a brushing roller driving assembly and a feeding mechanism. The conveying mechanism is installed on the rack, and the two ends of the brushing roller are rotationally connected to the rack and driven by the brushing roller driving assembly to rotate. The brushing roller is located above the conveying mechanism, and a brushing gap is formed between the brushing roller and the conveying mechanism. The feeding mechanism comprises at least one material box; the material box is installed on the machine frame, a coating containing cavity is formed in the material box, a long and thin discharging groove communicated with the coating containing cavity is formed in the bottom of the material box, the long and thin discharging groove is covered with a discharging piece, and a plurality of discharging holes are evenly formed in the