| 摘要 |
PURPOSE: A punching apparatus for a cylindrical pipe is provided to enable a worker to be safe by automatically drilling the side of the cylindrical pipe. CONSTITUTION: A punching apparatus for a cylindrical pipe comprises a fixed frame(210), a vertical pressing bar(220), a vertical cylinder(230), and a pipe supporting part. The fixed frame is installed with having an operating space on the upper side of a frame(100). In the fixed frame, a vertical cylinder operating switch is equipped. The vertical pressing bar is installed at the operating space of the fixed frame. The pressing groove is formed at the lower end of the vertical pressing bar. The pressing groove is gradually tapered toward the upper part. A stopper is installed in the vertical pressing bar. The vertical cylinder is fixed and installed at the upper side of the fixed frame. |
