JPH0451615U - - Google Patents
Info
- Publication number
- JPH0451615U JPH0451615U JP9339390U JP9339390U JPH0451615U JP H0451615 U JPH0451615 U JP H0451615U JP 9339390 U JP9339390 U JP 9339390U JP 9339390 U JP9339390 U JP 9339390U JP H0451615 U JPH0451615 U JP H0451615U
- Authority
- JP
- Japan
- Prior art keywords
- thickness
- setting device
- ultrasonic
- test piece
- reference 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
- 238000005259 measurement Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Description
第１図はこの考案の一例を示す全体構成図、第
２図は本考案の一実施例を示すブロツク図、第３
図はフローチヤート、第４図は従来の超音波厚さ
計のブロツク図である。
図において、２は第１試験片、３は第２試験片
、１３は基準器、１４はシーケンス回路、１６…
…判定手段、１８は変更手段である。なお、各図
中同一符号は同一または相当部分を示す。
Fig. 1 is an overall configuration diagram showing an example of this invention, Fig. 2 is a block diagram showing an embodiment of this invention, and Fig. 3 is a block diagram showing an embodiment of this invention.
The figure is a flowchart, and FIG. 4 is a block diagram of a conventional ultrasonic thickness gauge. In the figure, 2 is a first test piece, 3 is a second test piece, 13 is a reference device, 14 is a sequence circuit, 16...
...determining means, 18 is changing means. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
を入射し厚さ測定の校正を行う超音波厚さ計にお
いて、 上記試験片毎の厚さならびにその許容値を示す
基準信号を発生する基準器と、上記試験片を測定
した厚さ信号と当該基準信号を照合し許容値内に
あることを判定する判定手段と、試験片の基準厚
さと測定厚さとより当該測定に係わる設定器の設
定値を変更する変更手段と、上記の動作指令を順
次出力するシーケンス回路とを備え厚さ校正が自
動的に行えることを特徴とする超音波厚さ計。 (2) 試験片は測定レンジの最大ならびに最小寸
法に近似した寸法よりなる請求項１記載の超音波
厚さ計。 (3) 設定器は音速設定器ならびにゼロ設定器よ
りなる請求項１記載の超音波厚さ計。[Scope of Claim for Utility Model Registration] (1) In an ultrasonic thickness meter that calibrates thickness measurement by alternately injecting ultrasonic waves into multiple test pieces with different dimensions, the thickness of each test piece and its tolerance. a reference device that generates a reference signal indicating a value; a determining means that compares the thickness signal obtained by measuring the test piece with the reference signal and determines that the reference signal is within an allowable value; An ultrasonic thickness gauge characterized in that it is equipped with a changing means for changing the set value of a setting device related to the measurement, and a sequence circuit that sequentially outputs the above-mentioned operation commands, and is capable of automatically performing thickness calibration. (2) The ultrasonic thickness gauge according to claim 1, wherein the test piece has dimensions approximating the maximum and minimum dimensions of the measurement range. (3) The ultrasonic thickness gauge according to claim 1, wherein the setting device comprises a sonic velocity setting device and a zero setting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9339390U JPH0451615U (en) | 1990-09-05 | 1990-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9339390U JPH0451615U (en) | 1990-09-05 | 1990-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451615U true JPH0451615U (en) | 1992-04-30 |
Family
ID=31830561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9339390U Pending JPH0451615U (en) | 1990-09-05 | 1990-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010205678A (en) * | 2009-03-05 | 2010-09-16 | Toyota Motor Corp | Inspection device |
-
1990
- 1990-09-05 JP JP9339390U patent/JPH0451615U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010205678A (en) * | 2009-03-05 | 2010-09-16 | Toyota Motor Corp | Inspection device |
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