DE3828101C2 - - Google Patents

Info

Publication number
DE3828101C2
DE3828101C2 DE19883828101 DE3828101A DE3828101C2 DE 3828101 C2 DE3828101 C2 DE 3828101C2 DE 19883828101 DE19883828101 DE 19883828101 DE 3828101 A DE3828101 A DE 3828101A DE 3828101 C2 DE3828101 C2 DE 3828101C2
Authority
DE
Germany
Prior art keywords
tool
sensor
evaluation unit
signal
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.)
Expired - Fee Related
Application number
DE19883828101
Other languages
German (de)
English (en)
Other versions
DE3828101A1 (de
Inventor
Philipp Dipl.-Ing. 6831 Plankstadt De Kuehbauch
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.)
Kuehbauch Jun Philipp Dipl-Ing 6831 Plankstadt De
Original Assignee
Kuehbauch Jun Philipp Dipl-Ing 6831 Plankstadt De
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 Kuehbauch Jun Philipp Dipl-Ing 6831 Plankstadt De filed Critical Kuehbauch Jun Philipp Dipl-Ing 6831 Plankstadt De
Priority to DE19883828101 priority Critical patent/DE3828101A1/de
Priority to PCT/DE1988/000616 priority patent/WO1990002022A1/de
Priority to EP19880908160 priority patent/EP0429443A1/de
Publication of DE3828101A1 publication Critical patent/DE3828101A1/de
Application granted granted Critical
Publication of DE3828101C2 publication Critical patent/DE3828101C2/de
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
    • B23B—TURNING; BORING
    • B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
    • B23B49/001—Devices for detecting or indicating failure of drills
    • 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
    • G05B19/4065—Monitoring tool breakage, life or condition
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37026—Adjust sensor radially
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37233—Breakage, wear of rotating tool with multident saw, mill, drill
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37234—Monitor tool before, after and during machining
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37242—Tool signature, compare pattern with detected signal
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37352—Frequency
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37353—Amplitude
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37493—Use of different frequency band pass filters to separate different signals
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37544—Compare detected signal to several references to derive several control actions
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37545—References to be compared vary with evolution of measured signals, auto-calibrate

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Drilling And Boring (AREA)
  • Machine Tool Sensing Apparatuses (AREA)
DE19883828101 1988-08-18 1988-08-18 Vorrichtung zur ueberwachung von rotierenden werkzeugen Granted DE3828101A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19883828101 DE3828101A1 (de) 1988-08-18 1988-08-18 Vorrichtung zur ueberwachung von rotierenden werkzeugen
PCT/DE1988/000616 WO1990002022A1 (de) 1988-08-18 1988-10-06 Vorrichtung zur überwachung von rotierenden werkzeugen
EP19880908160 EP0429443A1 (de) 1988-08-18 1988-10-06 Vorrichtung zur überwachung von rotierenden werkzeugen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883828101 DE3828101A1 (de) 1988-08-18 1988-08-18 Vorrichtung zur ueberwachung von rotierenden werkzeugen

Publications (2)

Publication Number Publication Date
DE3828101A1 DE3828101A1 (de) 1990-02-22
DE3828101C2 true DE3828101C2 (enrdf_load_stackoverflow) 1991-02-28

Family

ID=6361142

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883828101 Granted DE3828101A1 (de) 1988-08-18 1988-08-18 Vorrichtung zur ueberwachung von rotierenden werkzeugen

Country Status (3)

Country Link
EP (1) EP0429443A1 (enrdf_load_stackoverflow)
DE (1) DE3828101A1 (enrdf_load_stackoverflow)
WO (1) WO1990002022A1 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2549312B2 (ja) * 1989-08-15 1996-10-30 セイコー精機株式会社 工作機械における加工状態検出装置
US5212391A (en) * 1991-11-13 1993-05-18 Excellon Automation Laser sensor for detecting the extended state of an object in continuous motion especially the clogged or broken state of a drill bit
US5404021A (en) * 1991-11-13 1995-04-04 Excellon Automation Laser sensor for detecting the extended state of an object in continuous motion
EP0599013B1 (en) * 1992-09-25 1999-04-14 Toyoda Koki Kabushiki Kaisha Apparatus for detecting contact with rotating body
GB0325710D0 (en) * 2003-11-04 2003-12-10 Collins Stephen R Detecting breakages in machine tools and the like

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610029A (en) * 1969-01-08 1971-10-05 Gen Electric Vibration transducer for rotating shaft using a differential transformer
US4087801A (en) * 1974-12-20 1978-05-02 Tokyo Shibaura Electric Co., Ltd. Apparatus for detecting damages of cutting tools
SE428540B (sv) * 1981-04-13 1983-07-11 Wibra Kb Sett och anordning for overvakning av verktygsstatus i en verktygsmaskin med cyklisk bearbetning
US4636779A (en) * 1984-10-24 1987-01-13 General Electric Company Acoustic detection of tool break events in machine tool operations
US4644335A (en) * 1985-04-05 1987-02-17 International Business Machines Corp. Apparatus and method for monitoring drill bit condition and depth of drilling
US4642618A (en) * 1985-07-23 1987-02-10 Ibm Corporation Tool failure detector
DE3642130A1 (de) * 1986-12-10 1988-06-23 Toenshoff Hans Kurt Prof Dr In Verfahren zur ueberwachung des arbeitens spanabhebender, rotierender werkzeuge sowie vorrichtung zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
DE3828101A1 (de) 1990-02-22
WO1990002022A1 (de) 1990-03-08
EP0429443A1 (de) 1991-06-05

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee