Multi-angle drilling device for precision grinding tool

The utility model discloses a precision grinding tool multi-angle drilling device which comprises a containing bottom plate, a drilling cutter and vertical rods symmetrically installed at the top of the containing bottom plate, the tops of the vertical rods are fixedly connected with a top plate, adjusting assemblies are symmetrically arranged at the top of the containing bottom plate, a drilling assembly is arranged in the middle of the top plate, and the drilling cutter is fixedly connected with the top plate. The adjusting assembly comprises a fixing concave block, a first groove is formed in the fixing concave block, a rotating shaft is connected to the interior of the first groove, a mounting groove is formed in the fixing concave block, a fastening screw is mounted in the mounting groove, a mounting block is fixedly connected to one side of the top of the placement bottom plate, and a fixing block is fixedly connected to one side of the top of the mounting block. According to the inclined drilling devic