Material mixing prevention mechanism of material conveying machine for powder coating

The utility model provides an anti-mixing mechanism, and particularly relates to an anti-mixing mechanism for a powder coating conveyor, the anti-mixing mechanism comprises a box body and a storage tank, the box body is provided with a mounting plate, the mounting plate is provided with a driving box and a feeding cylinder, the anti-mixing mechanism comprises a scraping assembly, the scraping assembly is arranged between the driving box and the feeding cylinder, and the scraping assembly is arranged on the storage tank. And the scraping assembly is arranged in the driving box and used for scraping residual materials on the inner wall of the feeding barrel, a driving structure used for driving the scraping assembly to move in the horizontal direction is arranged in the driving box, and a connecting assembly is arranged between the driving structure and the scraping assembly and is fixedly connected with the driving structure. By arranging the scraping ring and the scraping disc, the situation that when differe