Lifting lug support hole milling tool

The utility model discloses a lifting lug support hole milling tool which comprises a workbench and a supporting frame, the supporting frame is installed at the top end of the workbench, a first electric lifting rod is installed at the top end in the supporting frame, a rotating mechanism is installed at the bottom end of the first electric lifting rod, and a drill rod is installed at the bottom end of the rotating mechanism. A groove is formed in the side wall of one end of the workbench, a mounting block is arranged in the groove, an L-shaped fixing plate is mounted on the side wall of one end of the mounting block, a fixing frame is mounted at the top end of the L-shaped fixing plate, a hinge plate is hinged to the interior of the fixing frame, and an extrusion block is mounted at one end of the bottom end of the hinge plate. And a threaded hole is formed in the mounting block. According to the hole milling tool for the lifting lug support, when the second electric lifting rod is started, the hinge plate c