JPH0265107U - - Google Patents
Info
- Publication number
- JPH0265107U JPH0265107U JP14393388U JP14393388U JPH0265107U JP H0265107 U JPH0265107 U JP H0265107U JP 14393388 U JP14393388 U JP 14393388U JP 14393388 U JP14393388 U JP 14393388U JP H0265107 U JPH0265107 U JP H0265107U
- Authority
- JP
- Japan
- Prior art keywords
- roller
- film thickness
- cavity
- ink film
- water content
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000007645 offset printing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
Landscapes
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図は本考案の一実施例を示す部分説明図、
第２図は第１図の計測装置を示す部分拡大系統図
、第３図は第１図の計測原理を示す線図である。
第４図は公知のオフセツト印刷機械を示す説明図
、第５図、第６図はそれぞれ揺動ローラー上のイ
ンキ膜厚と紙面上濃度、含水率と紙面上相対コン
トラストとの関係を示す線図、第７図はインキ、
水それぞれの赤外線吸収特性を示す線図、第８図
は赤外線吸収率に対するインキ膜厚、含水率それ
ぞれの関係を示す線図である。
１……空洞測定ローラー、２……空洞共振器、
３……ローラー面、４……送受信器、５……計算
機、ｆ……共振周波数、Ｖ……共振電圧、０７…
…版胴、０８……版、０１１……揺動ローラー、
０１２……インキ着きローラー。
FIG. 1 is a partial explanatory diagram showing an embodiment of the present invention;
FIG. 2 is a partial enlarged system diagram showing the measuring device shown in FIG. 1, and FIG. 3 is a line diagram showing the measurement principle of FIG. 1.
Fig. 4 is an explanatory diagram showing a known offset printing machine, and Figs. 5 and 6 are diagrams showing the relationships between the ink film thickness on the oscillating roller, the density on the paper surface, the moisture content, and the relative contrast on the paper surface, respectively. , Figure 7 shows ink,
FIG. 8 is a diagram showing the infrared absorption characteristics of each water. FIG. 8 is a diagram showing the relationship between ink film thickness and water content with respect to infrared absorption rate. 1...Cavity measurement roller, 2...Cavity resonator,
3...Roller surface, 4...Transmitter/receiver, 5...Computer, f...Resonance frequency, V...Resonance voltage, 07...
... plate cylinder, 08... plate, 011... rocking roller,
012...Ink-applied roller.
Claims (1)
測定ローラーと、上記空洞測定ローラーのローラ
ー面を挟んで対向的に配設された１対のマイクロ
波空洞共振器と、上記共振器に周波数帯域巾のマ
イクロ波を送信してインキ膜厚・含水率の変化に
よつて変動するマイクロ波を受信するとともにそ
の共振周波数及び共振電圧値を測定する送受信器
と、予め用意された演算式に基づいて上記共振周
波数及び共振電圧値からインキ膜厚・含水率を計
算する計算機とを具えたことを特徴とする印刷機
械のインキ膜厚・含水率計測装置。 A cavity measuring roller provided on the roller of an offset printing machine, a pair of microwave cavity resonators disposed facing each other across the roller surface of the cavity measuring roller, and a microwave cavity having a frequency bandwidth in the resonator. A transmitter/receiver that transmits waves and receives the microwaves that vary depending on changes in ink film thickness and water content, and measures the resonance frequency and resonance voltage value, and calculates the resonance frequency based on a pre-prepared calculation formula. and a calculator for calculating ink film thickness and water content from resonance voltage values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14393388U JPH0265107U (en) | 1988-11-02 | 1988-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14393388U JPH0265107U (en) | 1988-11-02 | 1988-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0265107U true JPH0265107U (en) | 1990-05-16 |
Family
ID=31411198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14393388U Pending JPH0265107U (en) | 1988-11-02 | 1988-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0265107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06123614A (en) * | 1992-10-12 | 1994-05-06 | Nireco Corp | Device for measuring object to be measured using electromagnetic wave |
-
1988
- 1988-11-02 JP JP14393388U patent/JPH0265107U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06123614A (en) * | 1992-10-12 | 1994-05-06 | Nireco Corp | Device for measuring object to be measured using electromagnetic wave |
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