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METHOD AND APPARATUS FOR WRAPPING A FOLIO REAM OF PAPER

机译:包装纸作品集的方法和装置

摘要

A method and apparatus for wrapping a folio ream. The method includes pre-creasing a wrap sheet and driving the ream into the wrap sheet toward a fold position. A bubble of wrap is formed in the wrap sheet, which is cut while the ream advances, such that a lower flap of the wrap sheet extends beyond the rear edge of the ream. An upper flap fold is formed on the rear edge of the ream, and glue is applied to the lower flap as it is held flat via a vacuum. The lower flap of the wrap sheet is then folded in an upward direction, while the vacuum simultaneously applies a force to an opposite side of the lower flap to keep it flat during folding. The ream is reversed to compress the glue between the lower and upper flaps, forming a rear edge seam on the folio ream.
机译:一种用于包装作品集的方法和设备。该方法包括预折皱包装纸并且将铰链朝折叠位置驱动入合纸。在包装纸中形成包装纸的气泡,该包装纸在铰刀行进时被切割,使得包装纸的下部折板延伸到铰刀的后边缘之外。在铰链的后边缘上形成上折板折痕,并且当下折板通过真空保持平直时,将胶施加到下折板。然后,沿向上方向折叠包装纸的下部折板,同时真空同时将力施加到下部折板的相对侧,以在折叠期间保持其平坦。翻转铰刀以压缩上下折板之间的胶水,在作品集铰刀上形成后边缘接缝。

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