JPH0428779U - - Google Patents
Info
- Publication number
- JPH0428779U JPH0428779U JP7048290U JP7048290U JPH0428779U JP H0428779 U JPH0428779 U JP H0428779U JP 7048290 U JP7048290 U JP 7048290U JP 7048290 U JP7048290 U JP 7048290U JP H0428779 U JPH0428779 U JP H0428779U
- Authority
- JP
- Japan
- Prior art keywords
- linear guide
- linear
- running
- fixed
- movable
- 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
- 230000005405 multipole Effects 0.000 claims description 2
- 239000011295 pitch Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Linear Motors (AREA)
Description
第１図は本考案の第１実施例を示すリニア磁気
スケールを有する可動界磁マグネツト型リニア直
流モータの一部切欠斜視図、第２図は第１図のＸ
−Ｙ線縦断面図、第３図は本考案のリニア磁気エ
ンコーダを有する可動電機子型リニア直流モータ
の一部切欠斜視図、第４図は第３図のＸ−Ｙ線縦
断面図である。
符号の説明、１……リニア磁気エンコーダを有
する可動界磁マグネツト型リニア直流モータ、１
′……リニア磁気エンコーダを有する可動電機子
型リニア直流モータ、２，２′……走行子、３…
…固定側リニアガイド、４……ガイドローラ、５
……固定側リニアガイド溝、６……凹部、７……
固定側コアレス電機子、７′……可動側コアレス
電機子、８……固定側側方折曲部、９……リニア
磁気スケール、９ａ……多極着磁極、１０……可
動側リニアガイド（スライダー）、１１……可動
側側方折曲部、１２……可動側リニアガイド溝、
１３……磁気センサ、１４……界磁マグネツト、
１４Ｎ……Ｎ極、１４Ｓ……Ｓ極、１５……固定
子、１６……プリント配線基板、１７……ステー
タヨーク、１８……電機子コイル、１８ａ，１８
ｂ……推力の発生に寄与する導体部、１８ｃ，１
８ｄ……推力の発生に寄与しない導体部、１９…
…位置検知素子、２０……平行空隙、２１……切
欠部、２２……Ｌ字型磁気センサ支持部材、２３
……ムービングヨーク、２４……平行空隙。
FIG. 1 is a partially cutaway perspective view of a moving field magnet type linear DC motor having a linear magnetic scale, showing a first embodiment of the present invention, and FIG.
3 is a partially cutaway perspective view of a movable armature linear DC motor having a linear magnetic encoder of the present invention, and FIG. 4 is a longitudinal sectional view taken along the X-Y line of FIG. 3. . Explanation of symbols, 1...Moving field magnet type linear DC motor having a linear magnetic encoder, 1
′...Movable armature linear DC motor having a linear magnetic encoder, 2, 2'... Travel element, 3...
... Fixed side linear guide, 4 ... Guide roller, 5
... Fixed side linear guide groove, 6 ... Recess, 7 ...
Fixed side coreless armature, 7'...Movable side coreless armature, 8...Fixed side side bending part, 9...Linear magnetic scale, 9a...Multi-pole magnetized pole, 10...Movable side linear guide ( slider), 11...Movable side lateral bending part, 12...Movable side linear guide groove,
13... Magnetic sensor, 14... Field magnet,
14N...N pole, 14S...S pole, 15...Stator, 16...Printed wiring board, 17...Stator yoke, 18...Armature coil, 18a, 18
b...Conductor portion contributing to the generation of thrust, 18c, 1
8d...Conductor portion that does not contribute to the generation of thrust, 19...
... Position detection element, 20 ... Parallel gap, 21 ... Notch, 22 ... L-shaped magnetic sensor support member, 23
...Moving yoke, 24...Parallel gap.
Claims (1)
機子のいずれか一方を相対的移動する移動子とし
、他方を固定子としたリニア直流モータにおいて
下記構成要素乃至からなることを特徴とする
リニア磁気エンコーダを有するリニア直流モータ
１，１′。 走行子２の走行方向から見た縦断面が略コ字
状の固定側リニアガイド３を有すること。 該固定側リニアガイド３の両側の外側の側面
８に走行子２の走行方向に沿つてリニアガイドを
構成するガイドローラ４を収納するための固定側
リニアガイド溝５を形成していること。 上記固定側リニアガイド３の凹部６に走行子
２の走行方向に沿つて電機子７または界磁マグネ
ツト１４を配置形成していること。 上記固定側リニアガイド３の両側を走行子２
側に延長して形成した側方折曲部８の上端面に上
記走行子２の走行方向に沿つて隣接する磁極が異
極になるように微細ピツチで多極着磁されたリニ
ア磁気スケール９を配置していること。 上記走行子２を形成する可動側リニアガイド
１０は、走行子２の走行方向から見た構造が上記
固定側リニアガイド３とは逆の逆コ字状となつて
おり、上記可動側リニアガイド１０の上記側方折
曲部８と対向する側方折曲部１１の上記固定側リ
ニアガイド溝５と対向する位置に可動側リニアガ
イド溝１２を形成しており、該可動側リニアガイ
ド溝１２と上記固定側リニアガイド溝５間にガイ
ドローラ４を回動自在に支持し且つ該ガイドロー
ラ４を上記可動側リニアガイド１０と共に走行方
向に一体して移動するように構成していること。 上記リニア磁気スケール９の多極着磁極９ａ
のＮ極、Ｓ極の磁極を検出するための磁気センサ
１３を平行空隙２２を介して上記可動側リニアガ
イド１０に固定していること。 上記電機子７または界磁マグネツト１４と対
向する走行子２面に界磁マグネツト１４または電
機子７を配設していること。[Claims for Utility Model Registration] A linear DC motor in which one of a field magnet and an armature, which are provided facing each other, is a mover that moves relatively, and the other is a stator, which consists of the following components: A linear DC motor 1, 1' having a linear magnetic encoder characterized by: The fixed side linear guide 3 has a substantially U-shaped longitudinal section when viewed from the running direction of the running element 2. Fixed side linear guide grooves 5 are formed on the outer side surfaces 8 on both sides of the fixed side linear guide 3 for accommodating guide rollers 4 constituting the linear guide along the running direction of the running element 2. An armature 7 or a field magnet 14 is disposed in the recess 6 of the fixed linear guide 3 along the running direction of the running element 2. Both sides of the fixed side linear guide 3 are covered by the running element 2.
A linear magnetic scale 9 is provided on the upper end surface of the lateral bent portion 8 formed by extending to the side, and is magnetized with multiple poles at fine pitches so that adjacent magnetic poles along the traveling direction of the traveling element 2 have different polarities. have been placed. The movable linear guide 10 forming the traveling element 2 has an inverted U-shape in structure when viewed from the running direction of the traveling element 2, which is opposite to the fixed linear guide 3. A movable linear guide groove 12 is formed at a position facing the fixed side linear guide groove 5 of the side bent part 11 facing the side bent part 8, and the movable side linear guide groove 12 and A guide roller 4 is rotatably supported between the fixed side linear guide grooves 5, and the guide roller 4 is configured to move integrally with the movable side linear guide 10 in the traveling direction. Multi-pole magnetized pole 9a of the linear magnetic scale 9
A magnetic sensor 13 for detecting the north and south magnetic poles is fixed to the movable linear guide 10 via a parallel gap 22. The field magnet 14 or the armature 7 is disposed on the surface of the running element 2 facing the armature 7 or the field magnet 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7048290U JP2538981Y2 (en) | 1990-07-02 | 1990-07-02 | Linear DC motor with linear magnetic encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7048290U JP2538981Y2 (en) | 1990-07-02 | 1990-07-02 | Linear DC motor with linear magnetic encoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0428779U true JPH0428779U (en) | 1992-03-06 |
| JP2538981Y2 JP2538981Y2 (en) | 1997-06-18 |
Family
ID=31606678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7048290U Expired - Fee Related JP2538981Y2 (en) | 1990-07-02 | 1990-07-02 | Linear DC motor with linear magnetic encoder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2538981Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020054213A (en) * | 2018-09-27 | 2020-04-02 | 東佑達自動化科技股▲ふん▼有限公司 | Slide device |
-
1990
- 1990-07-02 JP JP7048290U patent/JP2538981Y2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020054213A (en) * | 2018-09-27 | 2020-04-02 | 東佑達自動化科技股▲ふん▼有限公司 | Slide device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2538981Y2 (en) | 1997-06-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |