JPS537890A - Apparatus of monitoring load for numerical controlled machine tools - Google Patents

Apparatus of monitoring load for numerical controlled machine tools

Info

Publication number
JPS537890A
JPS537890A JP8270576A JP8270576A JPS537890A JP S537890 A JPS537890 A JP S537890A JP 8270576 A JP8270576 A JP 8270576A JP 8270576 A JP8270576 A JP 8270576A JP S537890 A JPS537890 A JP S537890A
Authority
JP
Japan
Prior art keywords
machine tools
controlled machine
numerical controlled
monitoring load
load
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
Application number
JP8270576A
Other languages
Japanese (ja)
Inventor
Nobuo Okabe
Yoshitaka Ogami
Tadao Ikeda
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP8270576A priority Critical patent/JPS537890A/en
Publication of JPS537890A publication Critical patent/JPS537890A/en
Pending 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
    • B23Q17/0904—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 before or after machining
    • B23Q17/0919—Arrangements for measuring or adjusting cutting-tool geometry in presetting devices
    • B23Q17/0947—Monitoring devices for measuring cutting angles
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/406—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
    • G05B19/4062—Monitoring servoloop, e.g. overload of servomotor, loss of feedback or reference

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Sensing Apparatuses (AREA)

Abstract

PURPOSE:To accomplish sudden stop of operation and indicate abnormalty through detection of abnormalty to be performed when the actual load value shows a higher level than the non-load and overload references in comparison with thereof.
JP8270576A 1976-07-12 1976-07-12 Apparatus of monitoring load for numerical controlled machine tools Pending JPS537890A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8270576A JPS537890A (en) 1976-07-12 1976-07-12 Apparatus of monitoring load for numerical controlled machine tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8270576A JPS537890A (en) 1976-07-12 1976-07-12 Apparatus of monitoring load for numerical controlled machine tools

Publications (1)

Publication Number Publication Date
JPS537890A true JPS537890A (en) 1978-01-24

Family

ID=13781808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8270576A Pending JPS537890A (en) 1976-07-12 1976-07-12 Apparatus of monitoring load for numerical controlled machine tools

Country Status (1)

Country Link
JP (1) JPS537890A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54141472A (en) * 1978-04-26 1979-11-02 Fanuc Ltd System for detecting tool abrasion
JPS578053A (en) * 1980-06-12 1982-01-16 Toshiba Mach Co Ltd Detecting method for tool breakage
JPS57107753A (en) * 1980-11-08 1982-07-05 Feldmuehle Ag Method and apparatus for monitoring cutting chip in machine tool

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4884974A (en) * 1972-02-15 1973-11-10
JPS496264A (en) * 1972-05-10 1974-01-19
JPS4920882B1 (en) * 1965-05-12 1974-05-28

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4920882B1 (en) * 1965-05-12 1974-05-28
JPS4884974A (en) * 1972-02-15 1973-11-10
JPS496264A (en) * 1972-05-10 1974-01-19

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54141472A (en) * 1978-04-26 1979-11-02 Fanuc Ltd System for detecting tool abrasion
JPS578053A (en) * 1980-06-12 1982-01-16 Toshiba Mach Co Ltd Detecting method for tool breakage
JPH0132023B2 (en) * 1980-06-12 1989-06-29 Toshiba Machine Co Ltd
JPS57107753A (en) * 1980-11-08 1982-07-05 Feldmuehle Ag Method and apparatus for monitoring cutting chip in machine tool

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