| 摘要 |
A centering device for locating a center line of a workpiece to be aligned with the center line of a milling cutter along the direction of cut in a horizontal milling machine. The device comprises a centering pointer and an aligning fixture to be used in combination with a dial indicator. The centering pointer is mounted onto the aligning fixture adapted to be attached to the milling cutter in aligning the center lines, wherein the center line of the milling cutter along the direction of cut is represented by the centering pointer and the center line of the workpiece can be brought to coincide therewith.
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