Boring device for soffit cusps of vertical grinding discs

The utility model discloses a boring device for soffit cusps of vertical grinding discs. The boring device comprises a supporting frame (3) where a workpiece can be placed, a locating mechanism (9) used for fixing the workpiece and a base (4), wherein the supporting frame (3) is provided with two symmetric supporting surfaces (7) which incline downwards in a V shape, the locating mechanism (9) is arranged on the supporting frame (3) and located on one side of one supporting surface (7), and the base (4) is arranged at the bottom of the supporting frame (3) and located on the symmetry axis of the two symmetric supporting surfaces (7). According to the boring device, machining can be carried out through a horizontal boring machine, positioning is accurate and fast, the state of the workpiece can be conveniently adjusted, and the labor efficiency can be improved; besides, the boring device is suitable for the grinding discs of various types and various specifications, and the economic benefit can be greatly impr