| 摘要 |
PURPOSE: An air vent hole boring apparatus of a tire mold is provided to minimize the rotation of a discharge device by vertically moving and rotating a mold. CONSTITUTION: An air vent hole boring apparatus of a tire mold comprises a base(20), a first vertical frame(30), a horizontal frame(40), a boring unit(60), a second vertical frame(70), a rotating guide unit(80), and a mold support unit(90). The first vertical frame is vertically fixed onto the base. The horizontal frame is installed on the vertical frame and moves along a Z axis. The boring unit rotates around a Y axis. The second vertical frame is vertically fixed onto the base and is installed to be spaced from the first vertical frame.
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