Special drill jig for machining ball sleeve bearing outside diameter hole

The utility model relates to a special drill jig for machining a ball sleeve bearing outside diameter hole, which is characterized by comprising a body, wherein the body is fixed on a drill machine workbench; and a main shaft, a main shaft sleeve and a drill plate are arranged on the body, wherein a drill bit guide sleeve is arranged at one end of the drill plate, an indexing pin fixing sleeve and an indexing pin are arranged at the other end of the drill plate, a workpiece positioning mandrel is arranged at one end of the mainshaft, and an indexing helical casing and a handwheel are arranged at the other end of the mainshaft. The special drill jig disclosed by the utility model has the advantages that: the comprehensive precision of the ball sleeve bearing outside diameter hole is reliably ensured, and machined workpieces accord with drawing and design requirements; and the special drill jig does not need extra motor load, saves energy sources, is operated by the handwheel, positioned by positioning the inde