Wall body grinding device for building

The utility model provides a wall body grinding device for building, including the sweep, the anterior upper surface of sweep is opened there is the mounting groove, fixed mounting has first hinge toconnect in the mounting groove, first hinge connects and sets up two center line symmetry settings along the sweep, slope installation sub -unit connection pole on it, limiting plate swing joint is inmovable telescopic rod, the upper portion connecting rod is connected to the upper end of coupling spring, the lower part of upper portion connecting rod is inserted in the movable telescopic rod, Asecond hinge connects the rear end of installing at drive machine, drive machine's front end is fixed with the casing, be equipped with the transfer line in the casing, the transfer line inserts amongthe drive machine, the board of polishing is placed in the casing, the connecting pipe sets up in the inboard of upper portion connecting rod, inserts in the dust removal case, the anterior upper surface at the sweep is fixed t