Brazing paste stirring and subpackaging device

The utility model discloses a copper soldering paste stirring and subpackaging device in the technical field of powder metallurgy. The device comprises a stirrer, a discharging port is formed in the bottom of the stirrer, a vibrating screen is arranged below the discharging port and installed on a support, and a movable platform is arranged at the bottom of the support. The vibrating screen comprises a screen body, a screen mesh is arranged on the screen body, the upper part of the screen body is provided with a material inlet right facing the lower part of the discharge port, and the lower part of the screen body is provided with a material outlet; a backwashing assembly for washing the screen mesh is arranged at the position, below the screen mesh, of the screen body, the backwashing assembly comprises an injection valve communicated with a water source and a backwashing pipe penetrating through the screen body, and the injection valve is connected with the backwashing pipe through a flexible pipe; the siev