| 摘要 |
A tire grooving apparatus according to the present invention consists of a movable block (5) movable at least in a lateral direction parallel with a tire support shaft, a vertically movable block (7) provided on the movable blocks, and a pivotable arm (81) provided on the block (7) and having a cutter support device (9) at the free end portion thereof, characterized in that the apparatus is further provided with a center deviation detector (13) for detecting a deviation of center line of a tire tread surface, or both the center deviation detector (13) and a lateral runout detector (14). A tire grooving method according to the present invention is characterized in that an actual measurement obtained by the center deviation detector (13), or both an actual measurement obtained by the center deviation detector (13) and an actual measurement obtained by the lateral runout detector (14) are utilized for the correction of the quantity of movement of a cutter (10).
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