The utility model provides a sanding dolly, include: sand hopper, its bottom are provided with at least one and are suitable for the hourglass sand mouth that leaks sand, moving mechanism, include with sand hopper bottom fixed connection's frame, and set up four wheels in frame four corners, a handle, the handle is two, sets up respectively the front side and the rear side of sand hopper to the messenger drives through pushing away, stimulate to do sanding dolly removes, can play to alleviate work load, improves the effect of sanding efficiency.