The rewinder is actually a kind of equipment for paper, mica tape and film. Its purpose is to rewind the paper roll produced by the paper machine (called the original paper roll), and the paper is re-rolled to make the finished paper. Factory. Today, China Plastics Industry website - Jiuzhi Plastics Co., Ltd. introduces the main structure of the rewinder printing machine, as follows:
1. The paper feeding part of the winder, the sheet paper gravure printing machine is a paper stack type single sheet continuous feeding paper, and the web paper gravure printing machine is continuous paper feeding with a web paper.
2. The arrangement of the plate cylinder and the impression cylinder in the printing part is vertical, horizontal and inclined, and the plate cylinder is arranged below. Generally, each unit has a plate cylinder and an impression cylinder. In order to increase the printing pressure, some are equipped with two impression cylinders.
3. The ink refilling device has a direct ink supply for immersing the plate cylinder portion in the ink tank and an indirect ink supply for transferring the ink to the plate cylinder by the ink discharge roller immersed in the ink tank, which is provided on the high speed machine. Inkjet is also used.
4. The drying part is hot air heated by electricity or steam, and some use infrared or far infrared light to make the printed matter dry.
5. The paper-receiving part of the winder, the sheet of paper is piled up into a pile of paper, and the roll paper is piled up or folded into a paper roll. There are two types of structure, the organic type and the satellite type, in the printed part of the web multicolor gravure printing machine. The former is to set the unit according to the required color number. Each unit has one plate cylinder and one or two impression cylinders, and the delivery part is in the rewinding mode.
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