| 摘要 |
There is provided a tray accommodation unit having a simple construction capable of restraining the increase of a manufacturing cost, and being excellent in maintenance and installing workability. The tray accommodation unit comprises multiple tray accommodation sections arranged in parallel with each other in a horizontal direction, each tray accommodation section having an opening at the upper portion through which multiple trays can be accommodated in a stacked state, a holding unit for holding the trays, and a moving unit for movably supporting the holding unit in horizontal and vertical directions, wherein the holding unit is engaged with the inside of each tray accommodation section through the opening by the moving unit.
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