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Method for setting up and running an inkjet printing press for a print job

An inkjet printer, inkjet printing technology, applied in the post-processing of printing, printing, printing devices, etc., can solve problems such as interference, and achieve the effect of large color space

Inactive Publication Date: 2021-03-30
HEIDELBERGER DRUCKMASCHINEN AG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, excessive drying may cause visible disturbances

Method used

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  • Method for setting up and running an inkjet printing press for a print job
  • Method for setting up and running an inkjet printing press for a print job
  • Method for setting up and running an inkjet printing press for a print job

Examples

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[0037] The test area 27a is printed with color inks: cyan (C) and magenta (M), where cyan is printed at 50% of the maximum possible cyan ink volume (ink limit for cyan) and magenta is printed at the maximum possible magenta ink volume 50% of the amount printed.

[0038] The test area 27e is printed with colored inks: cyan (C), magenta (M) and yellow (Y), where cyan is printed at 50% of the maximum possible cyan ink volume and magenta is printed at 50% of the maximum possible magenta ink volume. 50% is printed, and yellow is printed at 50% of the maximum possible yellow ink volume (ink volume limit for yellow).

[0039] The test area can be provided with 2, 3, 4 or more colored inks (eg cyan, magenta, yellow, orange, green, purple or other special colors). It can also be provided, as shown for example in test field 27g, that black ink is additionally printed on a test field.

[0040] Each test area 27a-h thus has a total ink volume M (total ink limit) resulting from the sum o...

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PUM

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Abstract

Method for setting up and operating an inkjet printing machine for a print job on a printing substrate with a water-based black ink and at least two water-based color inks, wherein: a first a plurality of first test prints of the test sample, the first test sample comprising at least two or more test areas of different area coverage, the first test prints are thermally dried at different temperatures, the dried first test prints are evaluated for Determining the temperature T for operating the dryer in the printing job; producing a second test print of a second test sample on the printing substrate by at least two water-based color inks, the second test sample comprising two or more A test area, the second printing material is thermally dried at a temperature T, and the dried second test print is evaluated to determine the total amount of ink used to run the printing head in the printing job; provide the inkjet printing machine for the printing job Temperature T and total ink volume and implement printing tasks.

Description

technical field [0001] The invention relates to a method for setting up and operating an inkjet printing machine for a print job. [0002] The invention lies in the technical field of the graphics industry and in this case in particular in the field of inkjet printing, ie the application, drying or curing of liquid inks. Background technique [0003] The liquid ink is applied with the known DOD inkjet printing method (drop-on-demand, drop-on-demand), in that a printed image is produced on the printing material, wherein the print head generates the most small ink droplets and transfer them as printing dots onto the printing material without contact. The printing material can consist of paper, cardboard or plastic and can be sheet-like or web-like. [0004] The thermal drying of liquid inks, in particular water-based inks or lacquers, on the printing substrate takes place by the action of electromagnetic radiation (and / or hot air), in particular infrared radiation or IR radi...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B41J3/54B41J11/00B41M5/00B41M7/00
CPCB41J3/543B41J11/002B41M5/00B41M7/00B41J2/2132B41J11/00216H04N1/4078B41J2/2103B41J29/393B41J2029/3935
Inventor A·豪克S·勒尔M·凯泽R·米勒N·普法伊费尔
Owner HEIDELBERGER DRUCKMASCHINEN AG
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