| 摘要 |
PURPOSE: A processing device of a stern boss seal hole for a vessel is provided to obtain safety and to improve work efficiency and productivity by precisely processing a hole. CONSTITUTION: A processing device of a stern boss seal hole for a vessel comprises a fixing jig(110), a fixing plate(120), a rotary plate(130), a radius control plate(140), and a fixing unit(150). The fixing jig supports an end of a processing surface(11) of a stern boss(10) in internal space of the stern boss and fixes the fixing plate. The fixing plate is detachably fixed to the fixing jig and rotatably supports the rotary plate. The rotary plate is rotatably connected to the fixing plate, and an angle is controlled to process a seal hole on the processing surface of the stern boss. The radius control plate is inserted into a radius control unit(135) of the rotary plate to move to the right and to the left and controls radius by being moved to the right and to the left according to a radius size. The fixing unit is installed at an edge of the fixing plate and restricts rotation of the rotary plate by hanging the rotary plate of which an angle is controlled. |
