Title:
段ボールシートの品質検査装置
Document Type and Number:
Japanese Patent JP7037173
Kind Code:
B2
Abstract:
To provide technique capable of keeping track of fluctuations in the coating film thickness of ink during printing and adjusting the coating film thickness by accordingly adjusting an amount of ink transfer and viscosity before printing becomes defective.SOLUTION: A cardboard sheet quality inspection device includes: imaging means 2 for imaging a printing surface of a cardboard sheet; illumination means 3 for illuminating an imaging surface by the imaging means 2; density information acquisition means 41a for acquiring printing density information from RGB levels of image information acquired by the imaging means 2; and determination means 41b for determining whether an amount of ink on the printing surface is proper or not on the basis of the printing density information acquired by the density information acquisition means.SELECTED DRAWING: Figure 1
Inventors:
Atsushi Tamada
Yu Manki
Masato Kanagawa
Hiromi Okamoto
Yoshitaka Hikami
Yu Manki
Masato Kanagawa
Hiromi Okamoto
Yoshitaka Hikami
Application Number:
JP2018024186A
Publication Date:
March 16, 2022
Filing Date:
February 14, 2018
Export Citation:
Assignee:
DAC Engineering Co., Ltd.
International Classes:
B41F33/00; G01N21/892
Domestic Patent References:
| JP2012240400A | ||||
| JP2006110962A | ||||
| JP2015219056A | ||||
| JP2017212485A | ||||
| JP2017128067A | ||||
| JP2014122341A | ||||
| JP2007198963A | ||||
| JP2002137369A |
Foreign References:
| US20070201066 | ||||
| EP2749418A1 |
Attorney, Agent or Firm:
Takao Yanagino
Yoshihide Yanagino
Norio Morioka
Sekiguchi Hisayu
Masato Nakagawa
Yoshihide Yanagino
Norio Morioka
Sekiguchi Hisayu
Masato Nakagawa