Device for monitoring and regulating an adhesive layer to a be applied when producing printed products

A technology of adhesive layer and application device, applied in the direction of adhesive for bookbinding, printing, measuring device, etc., can solve the problem of inability to determine the wrong position of analysis
CN101412333AInactive Publication Date: 2009-04-22HEIDELBERGER DRUCKMASCHINEN AG
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Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
HEIDELBERGER DRUCKMASCHINEN AG
Publication Date
2009-04-22
Estimated Expiration
Not applicable · inactive patent

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Abstract

An adhesive layer for bonding each printed sheet on a book block has dominant influence on the quality of perfect binding. The invention relates to a device for controlling the adhesive layer on a product, especially a book block, an envelope and a cover; wherein the device comprises a device for reading in an 3D optical cross-section profile of the adhesive layer by an laser triangulation method and comprising a high-speed camera and a laser projector, and an analyzing-processing device for analyzing and processing the 3D optical cross-section profile by an analyzing-processing program. If the profile is not accordant with the index value, the product is marked or thrown away.
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Description

technical field

[0001] The invention relates to a device for controlling and regulating the adhesive layer to be applied during the manufacture of printed products according to the preamble of claim 1 and to a device for controlling and regulating the adhesive layer to be applied according to claims 9 and 11. method of adhesive layer. Background technique

[0002] In the manufacture of printed products, especially books, basically two book structures are distinguished, namely hardcover (hard cover) and multi-layer paperback (paper).

[0003] For hardcover books, the folds and / or individual pages are first combined into a so-called book block. The back of the book is covered with one or more layers of adhesive followed by a fold ( ), which extends into the portion of the front and back pages near the back of the book. The multi-part cover is then placed around the book block and is firmly and completely connected to the book block on the front and back pages. The back of...

Claims

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