JPH055624B2 - - Google Patents
Info
- Publication number
- JPH055624B2 JPH055624B2 JP59254839A JP25483984A JPH055624B2 JP H055624 B2 JPH055624 B2 JP H055624B2 JP 59254839 A JP59254839 A JP 59254839A JP 25483984 A JP25483984 A JP 25483984A JP H055624 B2 JPH055624 B2 JP H055624B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- tool
- breakage
- output
- sensor
- 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
- 238000001514 detection method Methods 0.000 claims description 48
- 238000012545 processing Methods 0.000 claims description 10
- 230000000630 rising effect Effects 0.000 claims description 5
- 238000001228 spectrum Methods 0.000 description 11
- 230000002159 abnormal effect Effects 0.000 description 6
- 230000002238 attenuated effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 238000005553 drilling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/14—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Machine Tool Sensing Apparatuses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59254839A JPS61132861A (ja) | 1984-11-30 | 1984-11-30 | 工具折損検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59254839A JPS61132861A (ja) | 1984-11-30 | 1984-11-30 | 工具折損検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61132861A JPS61132861A (ja) | 1986-06-20 |
| JPH055624B2 true JPH055624B2 (enrdf_load_html_response) | 1993-01-22 |
Family
ID=17270567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59254839A Granted JPS61132861A (ja) | 1984-11-30 | 1984-11-30 | 工具折損検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61132861A (enrdf_load_html_response) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0632901B2 (ja) * | 1987-08-06 | 1994-05-02 | 光洋精工株式会社 | 研削盤の砥石微少接触検知装置 |
| JP4569749B2 (ja) * | 2004-07-23 | 2010-10-27 | 旭硝子株式会社 | ガラス板の割れ検出方法及びその装置並びにガラス板の研磨方法及びその装置 |
-
1984
- 1984-11-30 JP JP59254839A patent/JPS61132861A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61132861A (ja) | 1986-06-20 |
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