JPH0164978U - - Google Patents

Info

Publication number
JPH0164978U
JPH0164978U JP1987157542U JP15754287U JPH0164978U JP H0164978 U JPH0164978 U JP H0164978U JP 1987157542 U JP1987157542 U JP 1987157542U JP 15754287 U JP15754287 U JP 15754287U JP H0164978 U JPH0164978 U JP H0164978U
Authority
JP
Japan
Prior art keywords
coil
linear motor
magnetized
detection heads
microns
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
JP1987157542U
Other languages
Japanese (ja)
Other versions
JPH0516870Y2 (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 JP1987157542U priority Critical patent/JPH0516870Y2/ja
Publication of JPH0164978U publication Critical patent/JPH0164978U/ja
Application granted granted Critical
Publication of JPH0516870Y2 publication Critical patent/JPH0516870Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Reciprocating, Oscillating Or Vibrating Motors (AREA)

Description

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

第１図は、ＤＣリニアモータの概略図である。
第２図は、従来の検出ヘツド位置の原理図である
。第３図は、本考案の検出ヘツド位置の原理図で
ある。 １……ＤＣリニアモータ、２……バツクヨーク
、３……メインヨーク、４……永久磁石、５……
駆動コイル、６……摺動軸兼着磁棒、７……キヤ
リツジ、８……検出ヘツド、９……取り付け台、
１０……基板。 FIG. 1 is a schematic diagram of a DC linear motor.
FIG. 2 is a principle diagram of the conventional detection head position. FIG. 3 is a principle diagram of the position of the detection head of the present invention. 1...DC linear motor, 2...Back yoke, 3...Main yoke, 4...Permanent magnet, 5...
Drive coil, 6... Sliding shaft/magnetizing rod, 7... Carriage, 8... Detection head, 9... Mounting stand,
10...Substrate.

Claims (1)

【実用新案登録請求の範囲】 (1) 永久磁石によつて作られた磁界中に駆動コ
イルを設け、コイルに駆動電流を流したときにコ
イルに往復運動を生ぜしめるボイスコイル型リニ
アモータにおいて、摺動軸が長さ方向に数１０μ
乃至数百μ間隔で磁極Ｎ―Ｓが反転するように着
磁され、かつこの着磁状態を検出するための検出
ヘツドをコイルの移動に伴なつて移動するキヤリ
ツジに、複数個設けたことを特徴とするＤＣリニ
アモータ。 (2) 着磁状態を検出するための複数個の検出ヘ
ツドをモールドした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ＤＣリニアモータ。[Claims for Utility Model Registration] (1) A voice coil type linear motor in which a drive coil is provided in a magnetic field created by a permanent magnet and causes the coil to reciprocate when a drive current is passed through the coil, The sliding shaft is several tens of microns in the length direction.
It is also possible to install a plurality of detection heads on a carriage that is magnetized so that the magnetic poles N and S are reversed at intervals of several hundred microns and that move with the movement of the coil to detect this magnetized state. Characteristic DC linear motor. (2) A DC linear motor according to claim 1, which is characterized in that a plurality of detection heads for detecting a magnetized state are molded.
JP1987157542U 1987-10-16 1987-10-16 Expired - Lifetime JPH0516870Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987157542U JPH0516870Y2 (en) 1987-10-16 1987-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987157542U JPH0516870Y2 (en) 1987-10-16 1987-10-16

Publications (2)

Publication Number Publication Date
JPH0164978U true JPH0164978U (en) 1989-04-26
JPH0516870Y2 JPH0516870Y2 (en) 1993-05-06

Family

ID=31437075

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987157542U Expired - Lifetime JPH0516870Y2 (en) 1987-10-16 1987-10-16

Country Status (1)

Country Link
JP (1) JPH0516870Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60118050A (en) * 1983-11-29 1985-06-25 Citizen Watch Co Ltd Carriage linear motor
JPS61292014A (en) * 1985-06-19 1986-12-22 Ono Sokki Co Ltd position detector
JPS6270701A (en) * 1985-09-24 1987-04-01 Nec Home Electronics Ltd Magnetic length measuring apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60118050A (en) * 1983-11-29 1985-06-25 Citizen Watch Co Ltd Carriage linear motor
JPS61292014A (en) * 1985-06-19 1986-12-22 Ono Sokki Co Ltd position detector
JPS6270701A (en) * 1985-09-24 1987-04-01 Nec Home Electronics Ltd Magnetic length measuring apparatus

Also Published As

Publication number Publication date
JPH0516870Y2 (en) 1993-05-06

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