| 摘要 |
The present invention provides an apparatus provided with a turn driving device rotatable about an axis perpendicular to the plane of a pallet and also movable in the direction of the axis, a sliding device disposed on only the lower side of the pallet, and a push-up device having a first guide portion for causing the pallet normally separate from the sliding device to abut against the sliding device and further, guiding the direction of movement of the pallet, wherein during pallet exchange, the turn driving device turns the pallet on the sliding device and exchanges the pallet.
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