| 摘要 |
Case erector and bottom sealer apparatus having a pick up assembly for grippingly engaging a flat folded case blank on the top of a plurality of case blanks in vertical stacked relationship and elevating and moving the picked up blank forwardly, an infeed conveyor assembly for receiving the picked up case blank in its forward position and moving it to an erector station, an erector assembly at the erector station for grippingly engaging opposite sides of the blank and opening the case blank, folder assemblies movable between retracted and folded positions for first folding the bottom minor flaps of the erected blank and then partially folding the bottom major flaps to retain the bottom minor flaps in a folded condition, a walking stick assembly for moving the erected case from the erector station to a compression station, a glue gun assembly for applying adhesive to the bottom minor flaps as the erected case is moved to the compression station, a compression assembly at the compression station to complete the folding of the bottom major flaps and compress the folded bottom major and minor flaps to complete the formation of the sealed case bottom closure, and controls for controlling the operation of the above mentioned assemblies.
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