Lightweight labeling drum of hot melt adhesive labeling machine

The utility model relates to a lightweight labeling drum of a hot melt adhesive labeling machine. According to the key points of the technical scheme, the device comprises a central shaft sleeve, an eccentric shaft pressing assembly, a base plate, a cover plate and a plurality of first adsorption assemblies, wherein the central shaft sleeve is used for being matched with a polygonal rotating shaft on the labeling machine; the eccentric shaft pressing assembly is used for locking the central shaft sleeve on the polygonal shaft; the first adsorption assemblies are used for adsorbing and fixing label paper, the second adsorption assemblies are used for adsorbing and fixing the rear end of the label paper, the third adsorption assemblies are used for adsorbing and fixing the middle end of the label paper, the first adjusting assemblies are used for transversely adjusting the first adsorption assemblies, and the second adjusting assemblies are used for longitudinally adjusting the second adsorption assemblies. A p