JPH0297549U - - Google Patents

Info

Publication number
JPH0297549U
JPH0297549U JP10036988U JP10036988U JPH0297549U JP H0297549 U JPH0297549 U JP H0297549U JP 10036988 U JP10036988 U JP 10036988U JP 10036988 U JP10036988 U JP 10036988U JP H0297549 U JPH0297549 U JP H0297549U
Authority
JP
Japan
Prior art keywords
cutting tool
workpiece
determination device
contact
contact determination
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
JP10036988U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP10036988U priority Critical patent/JPH0297549U/ja
Publication of JPH0297549U publication Critical patent/JPH0297549U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Machine Tool Sensing Apparatuses (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は工作機械の一例を示す線図、第２図、
第５図および第７図は本考案の原理を示すグラフ
、第３図と第４図は回転軸と軸受の関係を示す断
面図、第６図は本考案の一実施例を示す配線図で
ある。 ２：切削工具、４：回転軸、５：被切削物、６
：移動台、７：軸受、８：潤滑油、９：ブラシ、
１０：電気抵抗またはインピーダンス、１１：発
振器、１２：バツフアアンプ、１３：バンドパス
フイルタ、１４：検波回路、１５：コンパレータ
、１６：遅延回路、１７：ゲート回路。 Figure 1 is a diagram showing an example of a machine tool, Figure 2 is a diagram showing an example of a machine tool,
Figures 5 and 7 are graphs showing the principle of the invention, Figures 3 and 4 are cross-sectional views showing the relationship between the rotating shaft and the bearing, and Figure 6 is a wiring diagram showing one embodiment of the invention. be. 2: Cutting tool, 4: Rotating shaft, 5: Workpiece, 6
: Moving table, 7: Bearing, 8: Lubricating oil, 9: Brush,
10: electrical resistance or impedance, 11: oscillator, 12: buffer amplifier, 13: band pass filter, 14: detection circuit, 15: comparator, 16: delay circuit, 17: gate circuit.

補正 平１．６．２ 考案の名称を次のように補正する。 考案の名称 接触判定装置Correction Heisei 1.6.2 The name of the invention is amended as follows. Name of invention Contact determination device

Claims (1)

【実用新案登録請求の範囲】 (1) 切削工具を装着した回転軸側と被切削物側
とをそれぞれ電極として電圧を印加し、その切削
工具を直接タツチセンサーとして被切削物と離れ
ている場合と接触した場合とを、導電径路の違い
による電気抵抗またはインピーダンスの差により
判断することを特徴とする接触判定装置。 (2) 前記タツチセンサーの切削工具が被切削物
に接触する予想位置からのずれを検出することに
よつて、切削工具の欠損を判断する機能を具備し
た実用新案登録請求の範囲第１項に記載の接触判
定装置。[Scope of Claim for Utility Model Registration] (1) When a voltage is applied using the rotating shaft side on which a cutting tool is attached and the side of the workpiece as electrodes, and the cutting tool is used as a direct touch sensor and is separated from the workpiece. 1. A contact determination device that determines whether a contact occurs with a contact or a contact determination device based on a difference in electrical resistance or impedance due to a difference in conductive paths. (2) Claim 1 of the utility model registration has a function of determining whether the cutting tool is damaged by detecting the deviation of the touch sensor from the expected position where the cutting tool contacts the workpiece. The contact determination device described.
JP10036988U 1988-07-28 1988-07-28 Pending JPH0297549U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10036988U JPH0297549U (en) 1988-07-28 1988-07-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10036988U JPH0297549U (en) 1988-07-28 1988-07-28

Publications (1)

Publication Number Publication Date
JPH0297549U true JPH0297549U (en) 1990-08-03

Family

ID=31328383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10036988U Pending JPH0297549U (en) 1988-07-28 1988-07-28

Country Status (1)

Country Link
JP (1) JPH0297549U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020138256A (en) * 2019-02-27 2020-09-03 ファナック株式会社 Machine tool, machining system, and method for determining suitability of pull stud
JP7233791B1 (en) * 2022-03-24 2023-03-07 国立大学法人東海国立大学機構 Cutting device and positional relationship identification method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5296476A (en) * 1976-02-09 1977-08-13 Nec Corp Apparatus for detecting contacts
JPS549075A (en) * 1977-06-21 1979-01-23 Toyoda Mach Works Ltd Device for detecting contact between tool and work

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5296476A (en) * 1976-02-09 1977-08-13 Nec Corp Apparatus for detecting contacts
JPS549075A (en) * 1977-06-21 1979-01-23 Toyoda Mach Works Ltd Device for detecting contact between tool and work

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020138256A (en) * 2019-02-27 2020-09-03 ファナック株式会社 Machine tool, machining system, and method for determining suitability of pull stud
US11504818B2 (en) 2019-02-27 2022-11-22 Fanuc Corporation Machine tool, processing system, and fitting determination method of pull stud
JP7233791B1 (en) * 2022-03-24 2023-03-07 国立大学法人東海国立大学機構 Cutting device and positional relationship identification method

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