JPS5959235U - Check - Google Patents

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Publication number
JPS5959235U
JPS5959235U JP15322482U JP15322482U JPS5959235U JP S5959235 U JPS5959235 U JP S5959235U JP 15322482 U JP15322482 U JP 15322482U JP 15322482 U JP15322482 U JP 15322482U JP S5959235 U JPS5959235 U JP S5959235U
Authority
JP
Japan
Prior art keywords
attracted
chuck
magnetic sensor
magnetic field
face plate
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
JP15322482U
Other languages
Japanese (ja)
Inventor
西條　芳明
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP15322482U priority Critical patent/JPS5959235U/en
Publication of JPS5959235U publication Critical patent/JPS5959235U/en
Pending legal-status Critical Current

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  • Jigs For Machine Tools (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案の一実施例の電磁チャックの斜視図、第
２図は第１図の電磁チャックに埋設されたリードスイッ
チの要部断面図、第３図は第１図に示すリードスイッチ
の電気的接続関係を示す回路図、第４図はリードスイッ
チの磁界による閉成を示す要部断面図、第５図は本考案
の他の実施例の電磁チャックに埋設されたホール素子の
電気的接続関係を示す回路図である。 ２：面板、４：チャック作業面、６：リードスイッチ（
磁気センサ）、９：判定部、１０：被吸着物、１：２＝
ホール素子（磁気センサ）。Fig. 1 is a perspective view of an electromagnetic chuck according to an embodiment of the present invention, Fig. 2 is a sectional view of a main part of a reed switch embedded in the electromagnetic chuck shown in Fig. 1, and Fig. 3 is a reed switch shown in Fig. 1. Fig. 4 is a cross-sectional view of the main part showing the reed switch closing by the magnetic field, Fig. 5 is the electrical connection of the Hall element embedded in the electromagnetic chuck of another embodiment of the present invention. FIG. 2: Face plate, 4: Chuck work surface, 6: Reed switch (
magnetic sensor), 9: determination unit, 10: object to be attracted, 1:2=
Hall element (magnetic sensor).

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）被吸着物が密着して吸着されるチャック作業面が
形成された面板と：この面板に設けられ上記被吸着物を
上記チャック作業面に吸着させる磁界を発生する磁石と
、上記チャック作業面近傍に設けられ上記被吸着物が上
記チャック作業、　　　　　　　　面に吸着されたとき
の磁界の強さを検出子る磁気センサと、上記磁気センサ
からの電気信号に基づいて上記被吸着物の上記チャック
作業面〆＼の吸着状態の良否を判定する判定部とを具備
することを特徴とするチャック。(1) A face plate having a chuck working surface on which the object to be attracted is closely attracted; a magnet provided on the face plate that generates a magnetic field that attracts the object to the chuck working surface; a magnetic sensor installed near the surface to detect the strength of the magnetic field when the object to be attracted is attracted to the surface during the chuck operation; and a magnetic sensor for detecting the strength of the magnetic field when the object to be attracted is attracted to the surface; A chuck characterized by comprising: a determination section that determines whether the suction state of the work surface is good or bad. （２）磁気センサはリードスイッチであることを特徴と
する実用新案登録請求の範囲第１項記載のチャック。(2) The chuck according to claim 1, wherein the magnetic sensor is a reed switch. （３）′磁気センサはホール素子であることを特徴とす
る実用新案登録請求の範囲第１項記載のチャック。(3) The chuck according to claim 1, wherein the magnetic sensor is a Hall element.
JP15322482U 1982-10-12 1982-10-12 Check Pending JPS5959235U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15322482U JPS5959235U (en) 1982-10-12 1982-10-12 Check

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15322482U JPS5959235U (en) 1982-10-12 1982-10-12 Check

Publications (1)

Publication Number Publication Date
JPS5959235U true JPS5959235U (en) 1984-04-18

Family

ID=30339056

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15322482U Pending JPS5959235U (en) 1982-10-12 1982-10-12 Check

Country Status (1)

Country Link
JP (1) JPS5959235U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61246812A (en) * 1985-03-20 1986-11-04 Res Dev Corp Of Japan Minute moving device using impact force
JP2001239432A (en) * 2000-02-25 2001-09-04 Okamoto Machine Tool Works Ltd Method for managing magnetization and demagnetization of a plurality of electromagnetic chucks

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61246812A (en) * 1985-03-20 1986-11-04 Res Dev Corp Of Japan Minute moving device using impact force
JP2001239432A (en) * 2000-02-25 2001-09-04 Okamoto Machine Tool Works Ltd Method for managing magnetization and demagnetization of a plurality of electromagnetic chucks

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