The utility model discloses a combined machine tool is attacked to brill, the on -line screen storage device comprises a base, the PLC controller is installed to the upper surface front side of base,the upper surface right -hand member of base is installed the horizontally and is driven actuating cylinder, this combined machine tool is attacked to brill, moreover, the steam generator is simple instructure, strong stability, the X -shaft motor built -in transmission device is convenient for adjusting, through the rotation realization drilling tool of capstan head and the switching of tappingcutter, the counterpoint of tapping cutter only can be accomplished through radial rotation under the condition that the work piece was fixed, adjust and switch the convenience, be difficult for arousing that the displacement of adjusting the production is poor, it is simultaneously fast, the anchor clamps seat can carry out two -dimension adjustment for the capstan head, be convenient for the cutter the optional position of work piece drill with the tapping operation, the motor driver has great applicability, can satisfy the demand of different processing positions, work piece location back on the lathe, can successively accomplish drilling and two kinds of operations of tapping, avoided the work piece to fix a position the tapping skew that causes repeatedly, and the labor intensity of workers is reduced, and the machining efficiency is improved.