| 摘要 |
One embodiment of the present invention relates to a pallet transfer unit where the height of a material mounted in a pallet can be measured. The pallet transfer unit comprises a sensor unit sensing the height of a work placed on the pallet, and determines possibility of a collision between the work stacked on the pallet and a pallet storage rack when the pallet is stored in the pallet storage rack in accordance with a sensing result of the sensor unit. |
