FR2424098A1 - Dispositif de detection de l'usure d'un outil de coupe - Google Patents

Dispositif de detection de l'usure d'un outil de coupe

Info

Publication number
FR2424098A1
FR2424098A1 FR7910617A FR7910617A FR2424098A1 FR 2424098 A1 FR2424098 A1 FR 2424098A1 FR 7910617 A FR7910617 A FR 7910617A FR 7910617 A FR7910617 A FR 7910617A FR 2424098 A1 FR2424098 A1 FR 2424098A1
Authority
FR
France
Prior art keywords
cutting tool
detection device
load
tool wear
wear detection
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
FR7910617A
Other languages
English (en)
Other versions
FR2424098B1 (fr
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.)
Fanuc Corp
Original Assignee
Fujitsu Fanuc 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 Fujitsu Fanuc Ltd filed Critical Fujitsu Fanuc Ltd
Publication of FR2424098A1 publication Critical patent/FR2424098A1/fr
Application granted granted Critical
Publication of FR2424098B1 publication Critical patent/FR2424098B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B23Q17/0966—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 a force on parts of the machine other than a motor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/58—Investigating machinability by cutting tools; Investigating the cutting ability of tools
    • 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
    • G05B2219/34—Director, elements to supervisory
    • G05B2219/34465—Safety, control of correct operation, abnormal states
    • 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
    • G05B2219/37252—Life of tool, service life, decay, wear estimation
    • 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
    • G05B2219/37285—Load, current taken by motor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/16—Cutting by use of rotating axially moving tool with control means energized in response to activator stimulated by condition sensor
    • Y10T408/17—Cutting by use of rotating axially moving tool with control means energized in response to activator stimulated by condition sensor to control infeed
    • Y10T408/172—Responsive to Tool

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Automation & Control Theory (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Machine Tool Sensing Apparatuses (AREA)
  • Numerical Control (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

L'INVENTION CONCERNE LES MACHINES-OUTILS. POUR SIGNALER AUTOMATIQUEMENT L'USURE D'UN OUTIL DE COUPE T, UN DETECTEUR DET MESURE LA CHARGE QUI S'EXERCE SUR L'OUTIL OU SUR LA PIECE USINEE W, ET DES CIRCUITS APPROPRIES COMPARENT CETTE CHARGE AVEC CELLE MESUREE AU COURS D'UNE OPERATION DE COUPE INITIALE. UN SIGNAL D'ALARME APPARAIT LORSQUE L'AUGMENTATION DE LA CHARGE DEPASSE LA VALEUR ADMISSIBLE. APPLICATION AUX MACHINES-OUTILS A COMMANDE NUMERIQUE.
FR7910617A 1978-04-26 1979-04-26 Dispositif de detection de l'usure d'un outil de coupe Granted FR2424098A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4941278A JPS54141472A (en) 1978-04-26 1978-04-26 System for detecting tool abrasion

Publications (2)

Publication Number Publication Date
FR2424098A1 true FR2424098A1 (fr) 1979-11-23
FR2424098B1 FR2424098B1 (fr) 1984-06-22

Family

ID=12830333

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910617A Granted FR2424098A1 (fr) 1978-04-26 1979-04-26 Dispositif de detection de l'usure d'un outil de coupe

Country Status (5)

Country Link
US (1) US4260986A (fr)
JP (1) JPS54141472A (fr)
DE (1) DE2916703A1 (fr)
FR (1) FR2424098A1 (fr)
GB (1) GB2022262B (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH647346A5 (de) * 1979-10-03 1985-01-15 Mobil Oil Switzerland Signalgeber, insbesondere warnvorrichtung.
GB2082346B (en) * 1980-07-04 1984-05-16 Komatsu Mfg Co Ltd Method and device for automatically retreating and returning a tool in a machine tool
DE3029957C2 (de) * 1980-08-07 1983-05-11 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zum Feststellen des Verschleißes an Schneidwerkzeugen unter Auswertung der am Schneidwerkzeug auftretenden Schwingungen
DE3043827A1 (de) * 1980-11-20 1982-06-03 Gildemeister Ag, 4800 Bielefeld Verfahren und vorrichtung zum ueberwachen der bearbeitungsbedinungen an einer werkzeugmaschine
JPS5936330Y2 (ja) * 1980-12-12 1984-10-06 株式会社 不二精機製造所 ボ−ル盤における切削送り検知装置
US4442494A (en) * 1981-11-18 1984-04-10 Westinghouse Electric Corp. Tool wear and tool failure monitor system
EP0083047B1 (fr) * 1981-12-24 1987-02-04 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Procédé de contrôle des pièces mécaniques et dispositif pour sa mise en oeuvre
US4475320A (en) * 1982-03-10 1984-10-09 The Boeing Company Method for regrinding step drills
US4489523A (en) * 1982-03-10 1984-12-25 The Boeing Company Apparatus for regrinding step drills
EP0103573A4 (fr) * 1982-03-10 1986-03-18 Boeing Co Appareil et procede de raffutage de forets a gradins.
US4536849A (en) * 1982-09-08 1985-08-20 Cincinnati Milacron Inc. Machine operation monitor
GB8300792D0 (en) * 1983-01-12 1983-02-16 Production Eng Res Monitoring tool life
JPS59173483A (ja) * 1983-03-22 1984-10-01 日立造船株式会社 カツタビツトの摩耗検出方法
US4551808A (en) * 1983-03-30 1985-11-05 Eaton Corporation Tool wear sensors
US4564911A (en) * 1983-04-25 1986-01-14 Eaton Corporation Method of monitoring a cutting tool by recognizing a sensed deviation in a mathematically smoothed function of force
US4564910A (en) * 1983-04-25 1986-01-14 Eaton Corporation Method and algorithms therefore for monitoring the performance of a tool and modifying the feed rate thereof
DE3426316C2 (de) * 1984-07-17 1986-11-27 AUTOMATIK Apparate-Maschinenbau GmbH, 8754 Großostheim Granulator
US4802274A (en) * 1987-05-04 1989-02-07 Ford Motor Company Method of determining worn rotary tool
DE3903133A1 (de) * 1988-02-04 1989-08-31 Amada Co Werkstueckbearbeitbarkeitsdetektionsverfahren und verfahren zum spanabhebenden bearbeiten eines werkstuecks mit hilfe einer spanabhebenden bearbeitungsmaschine unter anwendung dieses verfahrens
BR9006410A (pt) * 1989-04-11 1991-08-06 Mobil Oil Switzerland Sistema de monitoracao de manutencao
US5000036A (en) * 1990-03-23 1991-03-19 The University Of British Columbia Tool wear detector
DE4013906C2 (de) * 1990-04-26 1995-05-18 Wohlenberg Vertriebs Und Servi Verfahren zur Schnittqualitätserfassung einer Schneidmaschine für Papier, Pappe oder dergleichen sowie Schneidmaschine
AU3434593A (en) * 1992-01-07 1993-08-03 Signature Technologies, Inc. Method and apparatus for controlling a press
US5448911A (en) * 1993-02-18 1995-09-12 Baker Hughes Incorporated Method and apparatus for detecting impending sticking of a drillstring
JP2748889B2 (ja) * 1995-06-05 1998-05-13 村田機械株式会社 工具の摩耗補正装置
JP2003326438A (ja) * 2002-02-28 2003-11-18 Fanuc Ltd 工具異常検出装置
DE102011122513A1 (de) * 2011-12-29 2013-07-04 Robert Bosch Gmbh Widerstandsschweißeinrichtung und Betriebsverfahren
CN102636366B (zh) * 2012-04-19 2014-04-23 西安交通大学 一种基于电机转矩信号的机床进给系统运行性能评估方法
CN103389218A (zh) * 2012-05-10 2013-11-13 沈阳机床(集团)有限责任公司 数控转塔刀架综合性能测试平台
CN104117876B (zh) * 2013-04-28 2018-08-03 郑州大学 一种检查切削刀具是否断裂或磨损的方法及其设备
CN106018093B (zh) * 2016-07-07 2019-03-19 宝鸡忠诚机床股份有限公司 数控车床转塔刀架静态加载实验装置
CN106679957B (zh) * 2017-01-09 2023-09-05 吉林大学 同步加载的重型卧车刀架可靠性试验装置与方法
DE102017128628A1 (de) * 2017-12-01 2019-06-06 Point 8 Gmbh Verfahren zum Erfassen mindestens eines Werkzeugzustands eines Werkzeugs einer Werkzeugmaschine zur Bearbeitung von Werkstücken sowie Werkzeugmaschine
CN114273978B (zh) * 2021-12-27 2023-03-21 深圳市玄羽科技有限公司 刀具的磨损检测方法、电子设备及计算机可读存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962694A (en) * 1975-03-06 1976-06-08 Grumman Aerospace Corporation Method and apparatus for monitoring an electrically actuated tool
CH591691A5 (fr) * 1974-12-20 1977-09-30 Tokyo Shibaura Electric Co

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
US3545310A (en) * 1968-06-14 1970-12-08 Babcock & Wilcox Co Adaptive machine tool control system
US3596544A (en) * 1969-02-28 1971-08-03 Gen Electric Machine tool cutting indication and control
US3809870A (en) * 1972-06-08 1974-05-07 Gleason Works Method and apparatus for monitoring condition of cutting blades
US3841149A (en) * 1973-01-08 1974-10-15 Interactive Systems Tool wear detector
US3930248A (en) * 1974-07-22 1975-12-30 Michael I Keller Impact sensing detector
US4023044A (en) * 1975-01-20 1977-05-10 Westinghouse Electric Corporation Automatic machine tool including a monitoring system
US4090403A (en) * 1975-11-21 1978-05-23 Tokyo Shibaura Electric Co., Ltd. Apparatus for judging the useful life of tools
JPS5949145B2 (ja) * 1976-02-06 1984-11-30 株式会社新潟鐵工所 工作機械の故障検出および監視方法
JPS537890A (en) * 1976-07-12 1978-01-24 Sumitomo Metal Ind Ltd Apparatus of monitoring load for numerical controlled machine tools
US4076442A (en) * 1977-03-07 1978-02-28 Cincinnati Milacron, Inc. Apparatus for controlling coolant flow in accordance to external forces upon a cutting tool
US4207567A (en) * 1977-11-17 1980-06-10 The Valeron Corporation Broken, chipped and worn tool detector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH591691A5 (fr) * 1974-12-20 1977-09-30 Tokyo Shibaura Electric Co
US3962694A (en) * 1975-03-06 1976-06-08 Grumman Aerospace Corporation Method and apparatus for monitoring an electrically actuated tool

Also Published As

Publication number Publication date
GB2022262B (en) 1983-02-16
FR2424098B1 (fr) 1984-06-22
US4260986A (en) 1981-04-07
JPS54141472A (en) 1979-11-02
DE2916703A1 (de) 1979-10-31
GB2022262A (en) 1979-12-12

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Legal Events

Date Code Title Description
ST Notification of lapse