JPS6239959U - - Google Patents

Info

Publication number
JPS6239959U
JPS6239959U JP12933485U JP12933485U JPS6239959U JP S6239959 U JPS6239959 U JP S6239959U JP 12933485 U JP12933485 U JP 12933485U JP 12933485 U JP12933485 U JP 12933485U JP S6239959 U JPS6239959 U JP S6239959U
Authority
JP
Japan
Prior art keywords
top surface
reference top
light emitting
current flowing
positional relationship
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
JP12933485U
Other languages
Japanese (ja)
Other versions
JPH0446165Y2 (en
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 JP1985129334U priority Critical patent/JPH0446165Y2/ja
Publication of JPS6239959U publication Critical patent/JPS6239959U/ja
Application granted granted Critical
Publication of JPH0446165Y2 publication Critical patent/JPH0446165Y2/ja
Expired legal-status Critical Current

Links

Landscapes

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

Description

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

第１図は本考案の検知装置の実施例の断面図、
第２図は第１図の検知装置の電気回路図、第３図
および第４図は発光回路の他の実施例を示す電気
回路、第５図は従来の検知装置の一例を示す図で
ある。 １１……検知装置、１２……ベース部、１２ａ
……基準底面、１３……ヘツド部、１４ａ……基
準頂面、２０……電池、２１……発光ダイオード
（発光体）、２２，２６，２９……発光回路、２
３……トランジスタ（スイツチング回路）、２７
……サイリスタ（スイツチング回路）、３０……
シユミツト素子（スイツチング回路）、Ｗ……ワ
ーク、Ｃ……外部閉回路。 FIG. 1 is a sectional view of an embodiment of the detection device of the present invention;
FIG. 2 is an electric circuit diagram of the detection device shown in FIG. 1, FIGS. 3 and 4 are electric circuits showing other embodiments of the light emitting circuit, and FIG. 5 is a diagram showing an example of a conventional detection device. . 11...detection device, 12...base part, 12a
...Reference bottom surface, 13... Head portion, 14a... Reference top surface, 20... Battery, 21... Light emitting diode (light emitter), 22, 26, 29... Light emitting circuit, 2
3...Transistor (switching circuit), 27
...Thyristor (switching circuit), 30...
Schmidt element (switching circuit), W...work, C...external closed circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 基準底面を有するベース部と基準頂面を有する
ヘツド部とが、これら基準底面と基準頂面とが平
行で且つ自由状態において一定の位置関係を有す
るように設けられ、前記基準頂面と前記基準底面
とは互に電気的に絶縁されているとともに、両者
の間に電池と外部から視認可能な発光体を含む発
光回路とが接続され且つ内蔵されており、前記発
光回路は、該発光回路内を流れる電流が一定以上
になつたときに前記発光体に流れる電流が急激に
増加するようなスイツチング回路が設けられてな
る工作機における工具位置検知装置。 A base portion having a reference bottom surface and a head portion having a reference top surface are provided such that the reference bottom surface and the reference top surface are parallel and have a constant positional relationship in a free state, and the reference top surface and the reference top surface are parallel to each other and have a certain positional relationship in a free state. The bottom surface is electrically insulated from the bottom surface, and a light emitting circuit including a battery and a light emitting body visible from the outside is connected between the two and built in. A tool position detection device for a machine tool, comprising a switching circuit that rapidly increases the current flowing through the light emitter when the current flowing through the light emitter exceeds a certain level.
JP1985129334U 1985-08-23 1985-08-23 Expired JPH0446165Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985129334U JPH0446165Y2 (en) 1985-08-23 1985-08-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985129334U JPH0446165Y2 (en) 1985-08-23 1985-08-23

Publications (2)

Publication Number Publication Date
JPS6239959U true JPS6239959U (en) 1987-03-10
JPH0446165Y2 JPH0446165Y2 (en) 1992-10-29

Family

ID=31025818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985129334U Expired JPH0446165Y2 (en) 1985-08-23 1985-08-23

Country Status (1)

Country Link
JP (1) JPH0446165Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04106147U (en) * 1991-01-18 1992-09-11 大昭和精機株式会社 Tool position detection device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557655U (en) * 1978-06-27 1980-01-18
JPS5648042A (en) * 1979-09-27 1981-05-01 Oyo Kagaku Kenkyusho X-ray tube

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557655U (en) * 1978-06-27 1980-01-18
JPS5648042A (en) * 1979-09-27 1981-05-01 Oyo Kagaku Kenkyusho X-ray tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04106147U (en) * 1991-01-18 1992-09-11 大昭和精機株式会社 Tool position detection device

Also Published As

Publication number Publication date
JPH0446165Y2 (en) 1992-10-29

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