JPS555252A - Method of detecting fault of tool in machine tool - Google Patents
Method of detecting fault of tool in machine toolInfo
- Publication number
- JPS555252A JPS555252A JP7737978A JP7737978A JPS555252A JP S555252 A JPS555252 A JP S555252A JP 7737978 A JP7737978 A JP 7737978A JP 7737978 A JP7737978 A JP 7737978A JP S555252 A JPS555252 A JP S555252A
- Authority
- JP
- Japan
- Prior art keywords
- tool
- fault
- signal
- generated
- motor
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Sensing Apparatuses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP53077379A JPS5820743B2 (ja) | 1978-06-28 | 1978-06-28 | 工作機械の工具異常検知方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP53077379A JPS5820743B2 (ja) | 1978-06-28 | 1978-06-28 | 工作機械の工具異常検知方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS555252A true JPS555252A (en) | 1980-01-16 |
JPS5820743B2 JPS5820743B2 (ja) | 1983-04-25 |
Family
ID=13632251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53077379A Expired JPS5820743B2 (ja) | 1978-06-28 | 1978-06-28 | 工作機械の工具異常検知方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5820743B2 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56139858A (en) * | 1980-03-27 | 1981-10-31 | Komatsu Ltd | Tool abnormality detecting method of nc machine tool |
JPS58126041A (ja) * | 1982-01-18 | 1983-07-27 | Mitsubishi Heavy Ind Ltd | 工具異常検出装置 |
US5030920A (en) * | 1988-10-14 | 1991-07-09 | Sumitomo Electric Industries, Ltd. | Method of detecting wear of cutting tool by ascertaining a tool workpiece contact resistance |
WO1994021425A1 (en) * | 1993-03-17 | 1994-09-29 | Fanuc Ltd | Tool life management method by estimation of disturbance load |
JP2016087781A (ja) * | 2014-10-30 | 2016-05-23 | Jfeスチール株式会社 | 加工方法および加工装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54113582A (en) * | 1978-02-24 | 1979-09-05 | Hitachi Ltd | Abnormal conoition monitor of machine tool |
-
1978
- 1978-06-28 JP JP53077379A patent/JPS5820743B2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54113582A (en) * | 1978-02-24 | 1979-09-05 | Hitachi Ltd | Abnormal conoition monitor of machine tool |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56139858A (en) * | 1980-03-27 | 1981-10-31 | Komatsu Ltd | Tool abnormality detecting method of nc machine tool |
JPS58126041A (ja) * | 1982-01-18 | 1983-07-27 | Mitsubishi Heavy Ind Ltd | 工具異常検出装置 |
US5030920A (en) * | 1988-10-14 | 1991-07-09 | Sumitomo Electric Industries, Ltd. | Method of detecting wear of cutting tool by ascertaining a tool workpiece contact resistance |
WO1994021425A1 (en) * | 1993-03-17 | 1994-09-29 | Fanuc Ltd | Tool life management method by estimation of disturbance load |
US5602347A (en) * | 1993-03-17 | 1997-02-11 | Fanuc Ltd. | Tool life control method based on disturbance load torque of motor |
JP2016087781A (ja) * | 2014-10-30 | 2016-05-23 | Jfeスチール株式会社 | 加工方法および加工装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS5820743B2 (ja) | 1983-04-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR830008788A (ko) | 자동공구 교환장치용 보호장치 | |
JPS555252A (en) | Method of detecting fault of tool in machine tool | |
ES464650A1 (es) | Procedimiento y circuito para detectar fallos de corriente. | |
US3579050A (en) | High-low voltage detector | |
DE3882708D1 (de) | Schaltungsanordnung zum erkennen des leerlaufs einer mit einem elektronischen schalter in reihe liegenden last. | |
US3520791A (en) | Protective circuit for electrolytic machining apparatus | |
JPS57138544A (en) | Feeder for electrical discharge machining | |
GB1178770A (en) | Control Arrangement for Electro-Erosive Working | |
JPS57184655A (en) | Detector for broken tool edge | |
JPS576588A (en) | Detecting circuit for abnormality of tacho-generator | |
JPS6490000A (en) | Fault detecting circuit for synchronous generator | |
JPS5523431A (en) | Fault detector | |
JPS5690305A (en) | Abnormal operation detecting system of servomechanism driving circuit | |
JPS55166487A (en) | Variable speed motor | |
JPS57163041A (en) | Detecting device of cutting abnormality | |
JPS5690306A (en) | Abnormal operation detecting system of servomechanism driving circuit | |
US3471750A (en) | Circuit for and method of control signal generation in response to a transient signal | |
JPS6434612A (en) | Wire electric discharge machine | |
JPS6423731A (en) | Recharger | |
KR810000665B1 (ko) | 전동기의 전자식 자동속도 제어장치 | |
FR2376587A1 (fr) | Detecteur de defaut de lampe, notamment pour vehicule automobile | |
JPS5449691A (en) | Means for detecting the contact between tool and work | |
JPS5654530A (en) | Voltage abnormality detector | |
KR830003275A (ko) | 자동 프레스 공작기계의 이상 감지 방법 | |
JPS54101277A (en) | Prober for semiconductor wafer |