Detection method of drying oven for filter stick lapping

The invention provides an oven detection method for filter stick lapping, and belongs to the technical field of filter stick inspection. The filter stick lap joint is formed by pasting a first lap joint adhesive on the outer side and a second lap joint adhesive on the inner side together, and the me...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WANG HAINI, WANG XIAOMEI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides an oven detection method for filter stick lapping, and belongs to the technical field of filter stick inspection. The filter stick lap joint is formed by pasting a first lap joint adhesive on the outer side and a second lap joint adhesive on the inner side together, and the method is used for detecting the firmness and continuity of the filter stick lap joint adhesives and comprises the following steps that 1, sampling is conducted in a filter stick according to regulations to serve as a filter stick test sample; (2) heating the filter stick test sample in a drying oven until the first lap adhesive of the filter stick test sample is melted at high temperature; 3) taking out the filter stick test sample, quickly stripping the outermost first lap adhesive of the filter stick lap, and visually inspecting whether the second lap adhesive of the filter stick is firmly bonded or not and whether the phenomenon of interruption exists or not; if the bonding of the second lap joint adhesive lap jo