Powder scale in powder system of rubber and plastic internal mixer

The utility model provides a powder scale in a powder system of a rubber and plastic internal mixer, and relates to the field of powder scales. According to the powder conveying device, the arching phenomenon can be prevented during powder conveying, the situation of manual dredging is avoided, the labor amount of workers is reduced, and the weighing and bagging efficiency is improved. The utilitymodel discloses a powder scale in a powder system of a rubber and plastic internal mixer. The bucket comprises a bucket body, an anti-arching device, a stirring device, a bottom shell and a dust suction device, the anti-arching device is installed inside the bucket body, the stirring device is installed below the anti-arching device, the dust suction device is installed inside the bottom shell, the anti-arching device comprises a rotary disc, a connecting rod is fixedly installed on the outer surface of the rotary disc, and the outer surface of the connecting rod is sleeved with a piston. According to the powder scal