Labeling machine machine composition
Usually one for the rubber roller, one for the metal roll, at the end of the paper through.
From the upper and lower two components, from the drum material guide and positioning role.
The purpose is to prevent the material from breaking when the device is started to absorb the tensioning force of the roll material, keeping the material in contact with the rollers.
Usually equipped with adjustable friction friction brake device, the purpose is to control the drum speed and tension, to maintain a smooth feeding.
For the passive wheel, for the placement of the roll label.
