Drilling machine tool for CT machine accessories

The utility model relates to a drilling machine tool for CT machine accessories, which comprises a workbench, a plurality of mounting racks, a plurality of pressing plates, a lifting platform and a plurality of elastic pieces are arranged on the workbench, and an inner arc-shaped plate is fixed on each pressing plate. In the machining process of the copper sleeve, the copper sleeve is placed underall the pressing plates and attached to the upper surface of the workbench, then the lifting table descends to press the pressing plates to enable the pressing plates to rotate to press the upper surface of the copper sleeve, and at the moment, the inner arc-shaped plate abuts against the inner wall of the copper sleeve to enable the copper sleeve to be pressed and fixed to the workbench, so thatthe copper sleeve is convenient to install. And after the lifting table rises to be away from the pressing plate, the elastic piece returns to the natural state and drives the pressing plate and theinner arc-shaped plate to r