| 摘要 |
An improved automatic rim exchanger for use in a tire uniformity machine includes an upper spindle adapted to be rotated about the same axis as an axis of a tire, a fitting portion provided at the bottom of the upper spindle and associated with a chuck for detachably supporting upper rim structure of an upper rim holding member and upper rim, a lower spindle associated with a lock mechanism, which spindle is rotatably disposed on a lower spindle assembly mounted on an elevator member, has lower rim structure of a lower rim holding member and a lower rim detachably fitted therein, and is raised and lowered in the axial direction on the same axis, a jointly movable support member projecting from the lower rim means and adapted to be detachably fitted in a holding hole of the upper rim structure for supporting the upper rim structure, and a conveyor for supporting the vertically fitted upper and lower rim structure to feed and eject them.
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