A RAILWAY CAR DRILL SYSTEM HAS A WORKABILITY IMPROVEMENT FUNCTION

摘要

PURPOSE: A drill system with a workability improvement function for a railroad car is provided to exactly punching the hole by maintaining the drill in the horizontal or vertical state. CONSTITUTION: A drill system(100) with a workability improvement function for a railroad car comprises fixing and moving frames(120), a drill unit, and a driving unit. The fixing frame comprises X-axis and Y-axis frames(112). The X-axis frame moves in the X-axis direction. A clamp(113) is coupled in the bottom surface of both end parts of the Y-axis frame. The moving frame is coupled with the upper side of the fixing frame in the Y-axis direction. The moving frame comprises a Y-axis rail(121), an X-axis rail block, and a pinion gear. The X-axis rail block is coupled with the X-axis rail and a rack gear(RG) of the X-axis frame. The drill unit comprises a cylinder and a drill. The drill unit is connected to the piston rod of the cylinder.