Powder mixing and stirring device for roller repairing

The utility model discloses a powder mixing and stirring device for roller repair. Including a base, a machine shell and a support are fixed to the base. A stirring tank is rotatably mounted between the shell and the bracket; a horizontally arranged stirring shaft is arranged in the stirring tank; stirring blades are mounted on the stirring shaft; a driving motor is installed in the machine shelland drives the stirring shaft and the stirring tank to rotate reversely, a feeding and discharging port is formed in the center of the stirring tank, a valve is installed at the feeding and discharging port, a plurality of first fillets and a plurality of second fillets are fixed to the inner wall of the stirring tank, and the first fillets and the second fillets are symmetrically distributed along the axis of the feeding and discharging port to form an inner splayed shape. The powder stirring device has the beneficial effects that the stirring tank and the stirring shaft rotate in opposite directions, powder is stirr