JPH0220378B2 - - Google Patents

Info

Publication number
JPH0220378B2
JPH0220378B2 JP58048587A JP4858783A JPH0220378B2 JP H0220378 B2 JPH0220378 B2 JP H0220378B2 JP 58048587 A JP58048587 A JP 58048587A JP 4858783 A JP4858783 A JP 4858783A JP H0220378 B2 JPH0220378 B2 JP H0220378B2
Authority
JP
Japan
Prior art keywords
peak value
output
signal
tool
circuit
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
Application number
JP58048587A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59175943A (ja
Inventor
Takeshi Oota
Tadahiko Ooya
Heiji Yamada
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.)
Toyoda Koki KK
Original Assignee
Toyoda Koki 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 Toyoda Koki KK filed Critical Toyoda Koki KK
Priority to JP58048587A priority Critical patent/JPS59175943A/ja
Publication of JPS59175943A publication Critical patent/JPS59175943A/ja
Publication of JPH0220378B2 publication Critical patent/JPH0220378B2/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
    • B23Q17/0952—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 during machining
    • B23Q17/0957—Detection of tool breakage
    • 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
    • B23Q17/0952—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 during machining
    • B23Q17/0961—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 during machining by measuring power, current or torque of a motor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Sensing Apparatuses (AREA)
JP58048587A 1983-03-23 1983-03-23 工具異常検出装置 Granted JPS59175943A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58048587A JPS59175943A (ja) 1983-03-23 1983-03-23 工具異常検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58048587A JPS59175943A (ja) 1983-03-23 1983-03-23 工具異常検出装置

Publications (2)

Publication Number Publication Date
JPS59175943A JPS59175943A (ja) 1984-10-05
JPH0220378B2 true JPH0220378B2 (enrdf_load_stackoverflow) 1990-05-09

Family

ID=12807526

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58048587A Granted JPS59175943A (ja) 1983-03-23 1983-03-23 工具異常検出装置

Country Status (1)

Country Link
JP (1) JPS59175943A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS59175943A (ja) 1984-10-05

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