31results about How to "Meet the force" patented technology

This invention discloses a double-roller compaction device for cigarette box labels, comprising: a base, a support, and a label-pressing roller located on the upper part of the support; further comprising: a connecting support and a label-pressing body; the label-pressing body has a cubic box structure and is provided with a dustproof cover; the bottom plate of the label-pressing body is installed and connected to the support via the connecting support; there are two label-pressing rollers arranged parallel to each other and spaced apart, with the two label-pressing rollers arranged on the outer side of the label-pressing body; inside the label-pressing body are arranged: two sets of movable shafts arranged parallel to each other and spaced apart, the two sets of movable shafts being connected to the label-pressing rollers via a lever arm with an arc shape; a spring is also provided between the two sets of movable shafts and offset inward, so that the two label-pressing rollers are linked back and forth through the lever arm, the two sets of movable shafts, and the spring. This device achieves the linkage of the two label-pressing rollers, ensuring product quality.