The utility model discloses a slurry stirring machine is applied to agitating unit technical field to under solving existing situations, it is little often can to appear mixer stirring area in process of production, stirs problem insufficient and the stirring paddle leaf adhesion. Slurry stirring machine, including support, axis of rotation, agitator, stirring paddle leaf, drive arrangement, prop up the shelf location fixed plate, bearing frame vertical installation is passed through on the fixed plate to the axis of rotation, the agitator sets up in the axis of rotation below, stirring paddle leaf installs in the axis of rotation bottom, drive arrangement passes through drive mechanism and drives the axis of rotation rotation, wherein, stirring paddle leaf fits with a contraceptive ring the outer lane and is equipped with a plurality of archs that are used for the increase to stir the kickup of area, a plurality of archs are the vane form. The utility model discloses simple structure stability is good, increase stirring area, and the stirring is abundant.