Ultrafine powder filling device

The invention discloses a superfine powder filling device, and relates to the technical field of powder canning, the device comprises a driving assembly, a storage assembly, a screw assembly, a canning assembly and a butt joint assembly; the driving assembly is installed on the material storage assembly and drives the screw assembly to rotate in the material storage assembly, the bottom of the material storage assembly is installed in the canning assembly, the butt joint assembly is installed below the canning assembly, and a sealing piece is installed at the bottom of the canning assembly. A feeding nozzle and a feeding hopper are installed in the canning assembly, the feeding hopper is installed in the feeding nozzle, a stud is installed on the feeding hopper, and one end of the stud is connected with the bottom of the screw assembly. According to the superfine powder filling device, the defects of dust raising and leakage in the superfine powder filling process are overcome. 本发明公开了一种超细粉体灌装装置，涉及粉体罐装技术领域，装置包