JPS636306U - - Google Patents
Info
- Publication number
- JPS636306U JPS636306U JP9820786U JP9820786U JPS636306U JP S636306 U JPS636306 U JP S636306U JP 9820786 U JP9820786 U JP 9820786U JP 9820786 U JP9820786 U JP 9820786U JP S636306 U JPS636306 U JP S636306U
- Authority
- JP
- Japan
- Prior art keywords
- metal band
- diffraction image
- meandering
- measurement unit
- detection signal
- 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
- 239000002184 metal Substances 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Description
第１図は本考案の一実施例の金属帯の蛇行角計
測装置のブロツク図、第２図は金属帯とレーザ回
折光との関係を示す説明図、第３図は回折像の傾
きの説明図、第４図は回折像の傾きと金属帯の蛇
行角との関係を示す特性図、第５図は光電変換ユ
ニツトの説明図、第６図は本実施例の装置を適用
した金属帯製造ラインの説明図、第７図は一般的
な金属帯製造ラインの説明図、第８図は金属帯の
蛇行の説明図、第９図は従来の金属帯蛇行角計測
装置の説明図である。
１……巻戻しリール、２……金属帯、３……ス
リツタ、４……シヤー、５……コンベアテーブル
、６……裁断金属帯、７……積載装置、８，９…
…投受光器、１０……演算器、１１……位置制御
装置、１２……異常警報ユニツト、２０，２０Ａ
，２０Ｂ……計測部、２１……投光器、２２……
受光面、２３……光電変換ユニツト、２４……信
号増幅器、３０，３０Ａ，３０Ｂ……信号処理ユ
ニツト、３１……記憶部、３２……比較部、３３
……演算部。
Fig. 1 is a block diagram of a meandering angle measuring device for a metal band according to an embodiment of the present invention, Fig. 2 is an explanatory diagram showing the relationship between the metal band and laser diffraction light, and Fig. 3 is an explanation of the inclination of the diffraction image. Figure 4 is a characteristic diagram showing the relationship between the inclination of the diffraction image and the meandering angle of the metal strip, Figure 5 is an explanatory diagram of the photoelectric conversion unit, and Figure 6 is the production of metal strip using the apparatus of this example FIG. 7 is an explanatory diagram of a general metal strip production line, FIG. 8 is an explanatory diagram of meandering of a metal strip, and FIG. 9 is an explanatory diagram of a conventional metal strip meandering angle measuring device. DESCRIPTION OF SYMBOLS 1... Rewinding reel, 2... Metal band, 3... Slitter, 4... Shear, 5... Conveyor table, 6... Cutting metal band, 7... Loading device, 8, 9...
...Light emitter/receiver, 10... Arithmetic unit, 11... Position control device, 12... Abnormality alarm unit, 20, 20A
, 20B...Measuring unit, 21...Light emitter, 22...
Light receiving surface, 23...Photoelectric conversion unit, 24...Signal amplifier, 30, 30A, 30B...Signal processing unit, 31...Storage section, 32...Comparison section, 33
...Calculation section.
Claims (1)
ける回折像を検出する計測部と、該計測部からの
該金属帯の正常状態の回折像検出信号と蛇行状態
の回折像検出信号とを比較して蛇行角を計測する
信号処理ユニツトとを具備することを特徴とする
金属帯の蛇行角計測装置。 A measurement unit detects a diffraction image in the rolled eye of the metal band due to the irradiated laser beam, and a measurement unit compares the diffraction image detection signal of the metal band in its normal state and the diffraction image detection signal in its meandering state from the measurement unit, and detects the meandering state. 1. A meandering angle measuring device for a metal band, comprising a signal processing unit for measuring an angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9820786U JPS636306U (en) | 1986-06-26 | 1986-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9820786U JPS636306U (en) | 1986-06-26 | 1986-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS636306U true JPS636306U (en) | 1988-01-16 |
Family
ID=30965928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9820786U Pending JPS636306U (en) | 1986-06-26 | 1986-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS636306U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5667706A (en) * | 1979-11-06 | 1981-06-08 | Toshiba Corp | Detector of direction of object to be inspected |
-
1986
- 1986-06-26 JP JP9820786U patent/JPS636306U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5667706A (en) * | 1979-11-06 | 1981-06-08 | Toshiba Corp | Detector of direction of object to be inspected |
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