JPH0339464B2 - - Google Patents
Info
- Publication number
- JPH0339464B2 JPH0339464B2 JP58172779A JP17277983A JPH0339464B2 JP H0339464 B2 JPH0339464 B2 JP H0339464B2 JP 58172779 A JP58172779 A JP 58172779A JP 17277983 A JP17277983 A JP 17277983A JP H0339464 B2 JPH0339464 B2 JP H0339464B2
- Authority
- JP
- Japan
- Prior art keywords
- printed matter
- line sensor
- ink
- printing
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003595 spectral effect Effects 0.000 claims description 25
- 238000002834 transmittance Methods 0.000 claims description 22
- 238000007689 inspection Methods 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims description 17
- 239000000976 ink Substances 0.000 description 48
- 238000000034 method Methods 0.000 description 13
- 238000001514 detection method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 230000035945 sensitivity Effects 0.000 description 9
- 235000000177 Indigofera tinctoria Nutrition 0.000 description 7
- 229940097275 indigo Drugs 0.000 description 7
- COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 239000003086 colorant Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 238000005286 illumination Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 241000700159 Rattus Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910000806 Latten Inorganic materials 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 244000154870 Viola adunca Species 0.000 description 1
- 235000005811 Viola adunca Nutrition 0.000 description 1
- 235000013487 Viola odorata Nutrition 0.000 description 1
- 235000002254 Viola papilionacea Nutrition 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/0036—Devices for scanning or checking the printed matter for quality control
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58172779A JPS6064851A (ja) | 1983-09-19 | 1983-09-19 | 印刷物検査装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58172779A JPS6064851A (ja) | 1983-09-19 | 1983-09-19 | 印刷物検査装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6064851A JPS6064851A (ja) | 1985-04-13 |
| JPH0339464B2 true JPH0339464B2 (fr) | 1991-06-13 |
Family
ID=15948190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58172779A Granted JPS6064851A (ja) | 1983-09-19 | 1983-09-19 | 印刷物検査装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6064851A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0269242A (ja) * | 1988-08-25 | 1990-03-08 | Cc One Inc | グラビア輪転印刷機の印刷カラーの変化監視方法 |
| DE4130677C2 (de) * | 1991-09-14 | 1995-11-23 | Roland Man Druckmasch | Vorrichtung zur lichtelektrischen Überwachung des Laufes von Bahnen in Rotationsdruckmaschinen |
| KR100573561B1 (ko) * | 2001-12-24 | 2006-04-25 | 주식회사 포스코 | 에지필터를 이용한 핀홀 검출기 |
-
1983
- 1983-09-19 JP JP58172779A patent/JPS6064851A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6064851A (ja) | 1985-04-13 |
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