JPH0265159U - - Google Patents
Info
- Publication number
- JPH0265159U JPH0265159U JP14374888U JP14374888U JPH0265159U JP H0265159 U JPH0265159 U JP H0265159U JP 14374888 U JP14374888 U JP 14374888U JP 14374888 U JP14374888 U JP 14374888U JP H0265159 U JPH0265159 U JP H0265159U
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- vibration signal
- signal
- spheroidized
- molten metal
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910001018 Cast iron Inorganic materials 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
- 238000005087 graphitization Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Description
第１図は本考案の検査装置の一実施例を示す一
部模式のブロツク図である。第２図は振動検出手
段１の平面図である。第３図、第４図、第５図、
第６図、第７図、第８図は第１図の装置で得られ
た振動を表す波形図である。
１…振動検出手段、２…振動信号抽出手段、３
…比較判定手段。
FIG. 1 is a partially schematic block diagram showing an embodiment of the inspection apparatus of the present invention. FIG. 2 is a plan view of the vibration detection means 1. Figure 3, Figure 4, Figure 5,
FIGS. 6, 7, and 8 are waveform diagrams representing vibrations obtained with the apparatus shown in FIG. 1. 1... Vibration detection means, 2... Vibration signal extraction means, 3
...Comparative judgment means.
Claims (1)
る溶湯の振動を電気的に検出する振動検出手段と
、 前記振動検出手段の出力信号を処理して所定の
振動信号を抽出する振動信号抽出手段と、 前記振動信号と予め記憶した基準信号とを比較
して黒鉛の球状化の良否を判定する比較判定手段
と、 を備えることを特徴とする鋳鉄の球状黒鉛化検査
装置。[Claims for Utility Model Registration] Vibration detection means for electrically detecting vibrations of the molten metal caused by mixing the molten metal and a spheroidized substance, and a predetermined vibration signal by processing the output signal of the vibration detection means. An apparatus for inspecting spheroidal graphitization of cast iron, comprising: a vibration signal extraction means for extracting a vibration signal; and a comparison determination means for comparing the vibration signal with a reference signal stored in advance to determine whether graphite is spheroidized. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14374888U JPH0265159U (en) | 1988-11-02 | 1988-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14374888U JPH0265159U (en) | 1988-11-02 | 1988-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0265159U true JPH0265159U (en) | 1990-05-16 |
Family
ID=31410848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14374888U Pending JPH0265159U (en) | 1988-11-02 | 1988-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0265159U (en) |
-
1988
- 1988-11-02 JP JP14374888U patent/JPH0265159U/ja active Pending
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