Gap-adjustable online descaling device for continuous casting sheet billet

The utility model discloses a gap-adjustable online descaling device for a continuous casting sheet billet, and relates to the field of descaling of continuous casting sheet billets. The driving motor is connected to the outer wall of one side of the main body; the transmission belt is arranged in the main body and sleeves one end of the driving motor; the conveying roller is rotationally connected to the inner side of the main body and located on the inner side of the transmission belt; and the driving mechanism is arranged on the outer wall of the conveying roller and extends into the main body. By arranging the adjusting mechanism, when the outer walls of the first brush roller and the second brush roller are in contact with the upper surface and the lower surface of a material, the first brush roller and the second brush roller apply extrusion force to the two connecting rods, so that the two connecting rods move along the outer walls of the positioning rods on the inner sides of the movable grooves, and