JP4396302B2 - 磁石可動型リニアモータ - Google Patents
磁石可動型リニアモータ Download PDFInfo
- Publication number
- JP4396302B2 JP4396302B2 JP2004034840A JP2004034840A JP4396302B2 JP 4396302 B2 JP4396302 B2 JP 4396302B2 JP 2004034840 A JP2004034840 A JP 2004034840A JP 2004034840 A JP2004034840 A JP 2004034840A JP 4396302 B2 JP4396302 B2 JP 4396302B2
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- Japan
- Prior art keywords
- mover
- ferrite
- magnetic sensor
- ferrite piece
- length
- 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.)
- Expired - Lifetime
Links
- 229910000859 α-Fe Inorganic materials 0.000 claims description 59
- 230000005415 magnetization Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
Images
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- Power-Operated Mechanisms For Wings (AREA)
- Linear Motors (AREA)
Description
尚、磁気センサがS極により動作する場合は、着磁基準からの最初の極性をN極として着磁を開始するようにする。
2 固定子コイルユニット
3 センサブロック
4 コイル
5a,5b,5c 磁気センサ
6 引戸
11 フェライト片
12 調整用フェライト片
13 ヨーク
13a 一端
13b 他端
14 空白部
Claims (1)
- 複数の永久磁石が長手方向に沿って隣り合うもの同士極性を異にするように配列されてなる可動子と、可動子の永久磁石に対向するコイルが長手方向に複数縦列されてなる固定子と、固定子側に設けられ、固定子側コイルと可動子側永久磁石との相対位置を検出する磁気センサとを備え、磁気センサが検出する永久磁石との相対位置に応じてコイルへの通電方向を交互に切替え、可動子が一定方向に移動するようにした磁石可動型リニアモータにおいて、
前記可動子が、その全長に亘って1種類又は2種類の長さのフェライト片を複数組み合わせて隙間なく組み付けた後、所定ピッチで極性が交互になるように着磁して構成されており、
かつ、前記可動子の一端にフェライト片の組み付け基準が設定されるとともに、フェライト片が存在しない空白部を含む可動子の他端にフェライト片に対する着磁基準が設定され、
さらに、着磁基準側の最初の磁極は磁気センサが動作しない極性とされていることを特徴とする磁石可動型リニアモータ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004034840A JP4396302B2 (ja) | 2004-02-12 | 2004-02-12 | 磁石可動型リニアモータ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004034840A JP4396302B2 (ja) | 2004-02-12 | 2004-02-12 | 磁石可動型リニアモータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005229691A JP2005229691A (ja) | 2005-08-25 |
JP4396302B2 true JP4396302B2 (ja) | 2010-01-13 |
Family
ID=35003982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004034840A Expired - Lifetime JP4396302B2 (ja) | 2004-02-12 | 2004-02-12 | 磁石可動型リニアモータ |
Country Status (1)
Country | Link |
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JP (1) | JP4396302B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110138172A (zh) * | 2018-02-02 | 2019-08-16 | 中山市欧派克五金制品有限公司 | 一种可伸缩的滑动门用直线电机结构 |
-
2004
- 2004-02-12 JP JP2004034840A patent/JP4396302B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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JP2005229691A (ja) | 2005-08-25 |
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