Patent ID: 8360704
Filing Date: 2013-01-29
Classification: B05C,B42C

Abstract:
1. An adhesive application apparatus that applies an adhesive for bookbinding to a sheet bundle held at a predetermined applying position, comprising: bungle carrying means for holding the sheet bundle at the applying position; a glue container that accommodates a hot-melt adhesive; an application roller, being arranged in an accommodating chamber of the glue container, for forming a coating layer on a surface thereof; roller rotating means for rotating an application roller in a predetermined direction; roller moving means for moving the application roller to an adhesive applying direction of the sheet bundle; adhesive replenishing means for supplying a solid adhesive into the glue container; and applying operation controlling means for controlling the roller rotating means, the roller moving means, and the adhesive replenishing means, wherein level adjusting means for adjusting a liquid surface level in the adhesive accommodating chamber is provided in the glue container, formed with the adhesive replenishing means extended to an adhesive replenishing portion of the glue container, the applying operation controlling means includes: the applying operation controlling means is configured to adjust a liquid amount in the coating layer formed on the application roller by the level adjusting means, to adjust a liquid surface level in the accommodating chamber by putting a predetermined amount of the solid adhesive from the adhesive replenishing means, and to set a replenishing amount of the solid adhesive from the adhesive replenishing means, based on the identified value and the preset reference value compared by the application region comparing means.