Mortar mixing device

The utility model relates to a mortar mixing device. The mortar mixing device comprises a tank body and a stirring assembly, a feeding and discharging opening is formed in one side of the top end of the tank body; the stirring assembly comprises a rotating rod, a scraping piece and a stirring piece; the rotating rod is longitudinally and rotatably installed in the tank body, the stirring piece and the scraping piece are fixed to the rotating rod from top to bottom, the bottom end of the scraping piece is movably attached to the bottom face of the tank body, the scraping piece is provided with a scraping opening which inclines upwards and faces the middle position of the tank body, and a motor used for driving the rotating rod to rotate is installed at the top end of the tank body. And the scraping port can push powder on the edge of the bottom of the tank body to the middle position of the tank body. According to the mortar mixing device, the material scraping piece and the stirring piece are used for mixing