Flange yoke counterboring device

The invention discloses a flange yoke counterboring device. The flange yoke counterboring device comprises a fixed rack, a connecting part, a rotating shaft box, four rotating shafts and four counterboring drills, wherein the connecting part is slidably connected to a side surface of the fixed rack; the rotating shaft box is fixed at one end of the connecting part; the four rotating shafts are arranged in the rotating shaft box; and the four counterboring drills are respectively mounted on the four rotating shafts. The counterboring technology can carry out counterboring on four holes of a flange yoke simultaneously. The flange yoke counterboring device is simple in structure, convenient to operate and high in efficiency. 本发明公开了种法兰叉锪孔装置，包括：固定架、滑动连接于所述固定架侧面的连接部、固定于所述连接部端的转轴箱、设于所述转轴箱中的四个转轴以及分别安装于所述四个转轴上的四个锪钻；可同时对法兰叉的四个孔进行锪孔工艺，结构简单，操作方法，效率高。