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A test chart for quality inspection of inkjet printing

A technology of inkjet printing and quality testing, which is applied in the direction of color measurement using color charts, spectrometry/spectrophotometry/monochromator, measuring devices, etc. It can solve the problems that the subjective visual evaluation method of printed matter quality is not suitable, etc. , to achieve the effect of normalization and standardization

Inactive Publication Date: 2017-11-17
SHANGHAI PUBLISHING & PRINTING COLLEGE +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The traditional subjective and visual evaluation method of print quality is not suitable for the current technological development status and customer needs. The objective evaluation method based on test chart detection can realize the standardization, standardization and digitization of inkjet printing quality evaluation, and the inkjet printing quality test chart is The premise and basis for realizing the objective evaluation of inkjet printing quality

Method used

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  • A test chart for quality inspection of inkjet printing
  • A test chart for quality inspection of inkjet printing
  • A test chart for quality inspection of inkjet printing

Examples

Experimental program
Comparison scheme
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Embodiment

[0028] Such as figure 1 and figure 2 As shown, a test chart for inkjet printing quality inspection, with: text quality test figure 1 , line quality test figure 2 , point quality test image 3 , resolution test Figure 4 , interpenetration test Figure 5 , ladder test Figure 6 , Field color test Figure 7 , portrait Figure 8 ,orchid Figure 9 and information description area 10.

[0029] Such as image 3 As shown, the text quality test figure 1 Set at the top, it consists of seven colors of black, cyan, magenta, yellow, red, green, and blue, with font sizes of 4pt, 5pt, 6pt, 8pt, and 10pt, consisting of Yin and Yang English letters and Chinese characters. The English alphabet should contain the characters "defghijklmnopqr", and the Chinese characters should contain the three Chinese characters "工,日,王".

[0030] Such as Figure 4 As shown, the line quality test figure 2 Set in text quality test figure 1 The lower left position is composed of yin and yang line...

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Abstract

The invention discloses a test pattern for detecting the quality of ink jet printing, and the test pattern is characterized in that the test pattern comprises a text quality test pattern, a line quality test pattern, a point quality test pattern, a resolution test pattern, an inter-permeability test pattern, a step-wedge test pattern, an actual color block test pattern, a human portrait pattern, and an orchid pattern.

Description

technical field [0001] The invention relates to a printing quality test chart, in particular to a test chart for inkjet printing quality detection. Background technique [0002] Among digital printing technologies, inkjet printing has the characteristics of low cost, environmental protection, and suitability for industrialized production, and is recognized by the printing industry as the most promising new technology. Many enterprises at home and abroad are carrying out research on new inkjet printing technologies and research and development of inkjet printing systems. The application of inkjet printing has also been continuously expanded, from artwork reproduction, on-demand publishing and printing to packaging printing, ceramics and glass products printing, etc. For various industrial applications, inkjet printing technology has shown broad application prospects, which will further promote the continuous emergence of new technologies, new materials and new equipment for i...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01J3/52
CPCG01J3/526
Inventor 孔玲君毕明珠王利婕张旭亮马智勇钱志伟
Owner SHANGHAI PUBLISHING & PRINTING COLLEGE