The utility model discloses a screeding device of surface dressing contains a rotatory carousel, the bottom of carousel be equipped with a base plate, the middle part of carousel be equipped with onein core rod, well core rod's one end connect a band pulley, one side of base plate set up a dead lever, the middle part of dead lever be equipped with a sleeve, the sleeve be equipped with the one brush piece, but the sleeve be equipped with the fixed fixing bolt of a free rotation, the base plate set up a bridging pole. The article that will have surperficial dressing during the use are placed onthe carousel, and well core rod passes article, can be used to fixed to article when article rotate, and driving belt is connected to the band pulley of well core rod bottom, drives the rotation of whole carousel, the sleeve that sets up on the dead lever can be under fixing bolt the height -adjusting and the inclined to one side slanted angle that smears the piece of freedom, the inclined to oneside slanted angle who smears the piece through the regulation can carry on floatingly to the dressing on the article, adjustable dressing of while paint thickness.