JPS5429176A - Device for detecting breakage in tool - Google Patents

Device for detecting breakage in tool

Info

Publication number
JPS5429176A
JPS5429176A JP9422277A JP9422277A JPS5429176A JP S5429176 A JPS5429176 A JP S5429176A JP 9422277 A JP9422277 A JP 9422277A JP 9422277 A JP9422277 A JP 9422277A JP S5429176 A JPS5429176 A JP S5429176A
Authority
JP
Japan
Prior art keywords
tool
detecting breakage
breakage
detecting
drill
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
JP9422277A
Other languages
Japanese (ja)
Other versions
JPS6144606B2 (en
Inventor
Koji Nakazawa
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9422277A priority Critical patent/JPS5429176A/en
Publication of JPS5429176A publication Critical patent/JPS5429176A/en
Publication of JPS6144606B2 publication Critical patent/JPS6144606B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

PURPOSE:To measure breakage in a drill in a production line through an in-process system to clearly show the breakage to the operator.
JP9422277A 1977-08-08 1977-08-08 Device for detecting breakage in tool Granted JPS5429176A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9422277A JPS5429176A (en) 1977-08-08 1977-08-08 Device for detecting breakage in tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9422277A JPS5429176A (en) 1977-08-08 1977-08-08 Device for detecting breakage in tool

Publications (2)

Publication Number Publication Date
JPS5429176A true JPS5429176A (en) 1979-03-05
JPS6144606B2 JPS6144606B2 (en) 1986-10-03

Family

ID=14104279

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9422277A Granted JPS5429176A (en) 1977-08-08 1977-08-08 Device for detecting breakage in tool

Country Status (1)

Country Link
JP (1) JPS5429176A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002328002A (en) * 2001-05-02 2002-11-15 S G:Kk Conductor detecting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5183989U (en) * 1974-12-27 1976-07-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5183989U (en) * 1974-12-27 1976-07-06

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002328002A (en) * 2001-05-02 2002-11-15 S G:Kk Conductor detecting device

Also Published As

Publication number Publication date
JPS6144606B2 (en) 1986-10-03

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