Common printing quality problems of the most popul

2022-07-29
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Common printing quality problems of different types of label printers

flat pressing - intermittent paper feeding type label printers there are many types of flat pressing (oblique pressing) label printers, mainly from Japan, Taiwan, South Korea, etc., and the rest are domestic similar equipment. The advantage of this model is its high speed and efficiency. It is suitable for small label production, especially for VIP label production. Suitable for general point, line and text printing. The disadvantage is that it is not suitable for large-area field printing. Some customized products include: brush, and uneven ink color will appear during field printing. Circular flattening intermittent paper feeding type label printer the circular flattening label machine is represented by the B-100 series label machine of the former Japanese FSK company. The domestic equipment is the lybq4230 label machine produced by Taihang printing plant, as well as a small number of similar equipment from Taiwan and South Korea. The advantage of this model is that it has a wide range of trial printing of printed matter. It can print both dots and lines. It is suitable for large-area field printing. The disadvantage is that the speed is slow. Due to the transmission, the overprint accuracy is low, so it is not suitable for high-grade label printing. Circular press 7. The accumulator circular continuous paper feeding rotary label printer improves the label equipment of its predecessors, represented by KO pack and sanky in Japan and labelman in Taiwan. The advantage of this model is that it is suitable for various types of label printing, especially for high-grade label printing. The disadvantage is that the printing plate roller and die-cutting plate roller need to be replaced for labels of different specifications, resulting in large customer investment, long printing adjustment and preparation time. Semi rotary rotary rounding - back and forth paper feeding type label printer this type of printer is represented by lp-300 of Japan Lintec company, and manufacturers of similar equipment include Yanqi company of Japan, Wanmin company of Taiwan, etc. The advantage of this kind of equipment is that labels within a certain size range can be printed on a unified drum without replacing the drum. The disadvantage is that the machine itself has no web deviation correction system and random tension control, so the printing positioning accuracy completely depends on the cutting accuracy of printing materials

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