JPS6079260A - 工具異常検出装置 - Google Patents

工具異常検出装置

Info

Publication number
JPS6079260A
JPS6079260A JP58185951A JP18595183A JPS6079260A JP S6079260 A JPS6079260 A JP S6079260A JP 58185951 A JP58185951 A JP 58185951A JP 18595183 A JP18595183 A JP 18595183A JP S6079260 A JPS6079260 A JP S6079260A
Authority
JP
Japan
Prior art keywords
signal
frequency
outputs
ratio
divider
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.)
Granted
Application number
JP58185951A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0423216B2 (enrdf_load_stackoverflow
Inventor
Masaru Sakai
勝 酒井
Ichiro Inazaki
一郎 稲崎
Takeshi Omiya
大宮　毅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nachi Fujikoshi Corp
Original Assignee
Nachi Fujikoshi Corp
Fujikoshi KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nachi Fujikoshi Corp, Fujikoshi KK filed Critical Nachi Fujikoshi Corp
Priority to JP58185951A priority Critical patent/JPS6079260A/ja
Publication of JPS6079260A publication Critical patent/JPS6079260A/ja
Publication of JPH0423216B2 publication Critical patent/JPH0423216B2/ja
Granted legal-status Critical Current

Links

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)
  • Drilling And Boring (AREA)
JP58185951A 1983-10-06 1983-10-06 工具異常検出装置 Granted JPS6079260A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58185951A JPS6079260A (ja) 1983-10-06 1983-10-06 工具異常検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58185951A JPS6079260A (ja) 1983-10-06 1983-10-06 工具異常検出装置

Publications (2)

Publication Number Publication Date
JPS6079260A true JPS6079260A (ja) 1985-05-07
JPH0423216B2 JPH0423216B2 (enrdf_load_stackoverflow) 1992-04-21

Family

ID=16179729

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58185951A Granted JPS6079260A (ja) 1983-10-06 1983-10-06 工具異常検出装置

Country Status (1)

Country Link
JP (1) JPS6079260A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5176032A (en) * 1990-02-21 1993-01-05 Stresswave Technology Limited Method and apparatus for processing electrical signals and a stress wave sensor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57205049A (en) * 1981-06-12 1982-12-16 Yoshiaki Kakino Detecting unit of defective abrasion for cutting tool

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57205049A (en) * 1981-06-12 1982-12-16 Yoshiaki Kakino Detecting unit of defective abrasion for cutting tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5176032A (en) * 1990-02-21 1993-01-05 Stresswave Technology Limited Method and apparatus for processing electrical signals and a stress wave sensor

Also Published As

Publication number Publication date
JPH0423216B2 (enrdf_load_stackoverflow) 1992-04-21

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