Machine for drilling tapholes.

IN A MACHINE FOR DRILLING HOLES DRAIN comprising a MACHINE DRILL HOLES DRAIN to drill a drain hole (5) in the wall of a blast furnace A BASE HIT AND Revolve a ROD BORING (1) BODY SUPPORTED ONE DRILL FOR HOLES HORIZONTAL (2) WHILE advances TO DRILL FOR HOLES HORIZONTAL (2) through a guide channel (6) by a chain (8) LINKED TO A MOTOR SUPPLY (7) PLACED IN The rear end of the guide channel (6), and a UNIT TO REMOVE THE MACHINE DRILL HOLES DUMP THAT SUPPORTS THE BODY OF MACHINE DRILL HOLES DRAINAGE AND MOVE THE BODY BETWEEN A POSITION TO DRILL TO A POSITION Retreating, THE DRILL HOLES HORIZONTAL DRILLING HOLES IS A HORIZONTAL HYDRAULIC OIL PRODUCING AT LEAST ANY OF IMPACTS, REVOLUTIONS AND IMPACTS CONVERSE by a drive HIDRAULIC O DEACEITE. Preferably STANDING UNIT (50) TO RESTRICT AND CARRY A ROD DRILL IN A STATE OF RESTRAINT AND SEPARATION FREE AT THE END OF PUNTA guide channel (6) behind a rod holder DRILLING (3) . CAN INCREASE THE POWER AND RESTRAINING FORCE ACTING ON DRILL ROD, you can avoid thermal deformation of the guide channel (6) and secure centering drain hole.