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Printing mechanism of unit type flexo printing machine

A technology for flexographic printing machines and printing mechanisms, applied to printing machines, general parts of printing machinery, rotary printing machines, etc., can solve problems such as inconvenient adjustment of plate roller pressure, and achieve outstanding substantive features, convenient removal, and printing accuracy Good results

Active Publication Date: 2016-09-28
ZHEJIANG WEIGANG TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Bottom roll and anilox roll are of different sizes, and generally the bottom roll is larger than the screen roll, which makes it inconvenient to adjust the pressure of different sizes of plate rolls

Method used

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  • Printing mechanism of unit type flexo printing machine
  • Printing mechanism of unit type flexo printing machine
  • Printing mechanism of unit type flexo printing machine

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0020] Referring to the accompanying drawings, the printing mechanism of the group flexographic printing machine in this embodiment is provided with an anilox roller 7, a version roller 8, a bottom roller 10 and a UV assembly on the frame. The UV component includes a curing box, UV lamp and fan, etc. The bottom roller and the UV component work together to complete the curing. The version roller 8 is driven to rotate by the first power source, and the bottom roller 10 is rotated by the second power source, both of the first power source and the second power source include servo motors. The frame is also provided with a passive roller 9, which is located between the anilox roller 7 and the bottom roller 10. Under working conditions, the passive roller 9 cooperates with the version roller 8 to complete printing. The passive roller will be driven by the substrate (such as paper) to rotate. The two work of printing and curing are separated on two rollers, and the passive roller ca...

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PUM

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Abstract

The invention relates to a printing mechanism of a unit type flexo printing machine. A rack is provided with an anilox roller, a gravure roller, a bottom roller and a UV assembly, wherein the bottom roller is matched with the UV assembly in operation, the gravure roller rotates by driving of a first power source, the bottom roller rotates by driving of a second power source, a driven roller is further arranged on the rack, the driven roller is located between the anilox roller and the bottom roller, and in the working condition, the driven roller is matched with the gravure roller for printing; and by adopting the technical scheme, two operations of printing and curing are separately completed on two rollers, the driven roller can be used as a printing roller to match with the gravure roller to complete printing, and curing is completed by matching with the UV assembly on the bottom roller, so that even if the driven roller is stained with ink, the ink can also be conveniently cleared without curing.

Description

technical field [0001] The invention relates to a printing mechanism of a group type flexographic printing machine. Background technique [0002] Check the Chinese patent documents CN 204526377 U and CN201049536Y, a plate roll, a bottom roll and an anilox roll (ie anilox roll) are set on its frame. The plate roller and the bottom roller cooperate to complete the printing, and the bottom roller is used as the printing roller. The bottom roller cooperates with the UV component to complete the printing and curing, and the curing is completed on the bottom roller. When printing, the ink will stick to the bottom roller, and the ink stuck on the bottom roller is difficult to remove due to solidification. [0003] Both the version roller and the bottom roller are driven by a power source. Due to the production process error of the rollers, the line speed of the mating surface of the version roller and the bottom roller cannot be guaranteed to be consistent, resulting in a decreas...

Claims

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Application Information

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IPC IPC(8): B41F5/24B41F13/24B41F13/18B41F23/04
CPCB41F5/24B41F13/18B41F13/24B41F23/04
Inventor 周炳松於金华吴权
Owner ZHEJIANG WEIGANG TECH CO LTD
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