A single-sided machine gluing roller
A gluing roller and single-facer technology, which is applied to the surface coating liquid device, coating, etc., can solve problems such as poor gluing, unusable cardboard, and no glue, so as to increase the service life and reduce the replacement frequency , the effect of high cardboard quality
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[0020] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.
[0021] Such as figure 2 A new type of single-sided machine gluing roller shown includes a hollow cylinder 4 and a shaft head 1 fixed and sealed with both ends of the cylinder 4. The cylinder 4 and the shaft head 1 are formed by heat sleeve welding. An annular groove is arranged on the outer end surface of the shaft head, and 4 to 8 liquid injection holes 8 are evenly distributed in the groove. One of these liquid injection holes 8 is provided with a nozzle 2 and communicates with the outside, and the rest are injected The liquid hole is sealed with the end face of the head 7, and the position of the liquid injection port on the shaft head 1 at both ends of the cylinder body 4 corresponds to the position of the liquid injection port connected to...
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