JPH0434879U - - Google Patents
Info
- Publication number
- JPH0434879U JPH0434879U JP7541290U JP7541290U JPH0434879U JP H0434879 U JPH0434879 U JP H0434879U JP 7541290 U JP7541290 U JP 7541290U JP 7541290 U JP7541290 U JP 7541290U JP H0434879 U JPH0434879 U JP H0434879U
- Authority
- JP
- Japan
- Prior art keywords
- linear
- armature
- yoke member
- motor
- toroidal
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 2
- 230000005484 gravity Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 230000005405 multipole Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Linear Motors (AREA)
Description
第１図は本考案の第１実施例を示す両面励磁構
造の可動トロダル電機子形リニア直流ブラシレス
モータの一部切欠斜視図、第２図は同リニア直流
ブラシレスモータを側面から見た縦断面図、第３
図は同リニア直流ブラシレスモータに用いた可動
トロダル電機子を有する移動子の斜視図、第４図
は本考案の第２実施例を示す包囲励磁構造の可動
トロダル電機子形リニア直流ブラシレスモータの
移動子の走行方向から見た縦断面図、第５図は従
来の多極多相型の可動マグネツト型リニア直流ブ
ラシレスモータの平面図、第６図は同多極多相型
の可動マグネツト型リニア直流ブラシレスモータ
の側面図、第７図は同多極多相型の可動マグネツ
ト型リニア直流ブラシレスモータをその移動子の
走行方向から見た縦断面図、第８図は同多極多相
型の可動マグネツト型リニア直流ブラシレスモー
タに用いた界磁マグネツトの下面斜視図である。
符号の説明、１……多極多相型の可動マグネツ
ト型リニア直流ブラシレスモータ、２……固定板
、３……ステータヨーク、４……電機子コイル、
４ａ，４ｂ……推力の発生に寄与する導体部、４
ｃ，４ｄ……推力の発生に寄与しない導体部、５
……固定側コアレス電機子、６……移動子、７…
…界磁マグネツト、８……プリント配線基板、９
……磁極判別素子（位置検知素子）、１０……走
行ヨーク、１０ａ……延長折曲部、１１……ガイ
ドローラ、１２……固定子、１３，１３′……可
動マグネツト形リニア直流ブラシレスモータ、１
４……可動トロイダル電機子、１５……ステータ
ヨーク、１６……エアギヤツプ（磁気空隙）、１
７……ステータヨーク、１８……スタツド、１９
……固定子、２０，２０′……移動子、２１，２
２……界磁マグネツト、２３……縦断面Ｈ形ヨー
ク部材、２３Ａ……ヨーク部材本体、２３Ｂ……
側面部、２３Ｃ，２３Ｃ−１……溝、２４……被
走行子固定辺、２５……電機子コイル、２５Ｕ−
１，２５Ｕ−２……Ｕ相電機子コイル、２５Ｖ−
１，２５Ｖ−２……Ｖ相電機子コイル、２５Ｗ−
１，２５Ｗ−２……Ｗ相電機子コイル、２６……
充填材、２７……一方の端部、２８……プリント
配線基板、２９……磁極判別素子［位置検知素子
］、３０……リード線、３１……プリント配線基
板、３２……界磁マグネツト、３３……走行ヨー
ク。
Fig. 1 is a partially cutaway perspective view of a movable trodal armature linear DC brushless motor with a double-sided excitation structure showing the first embodiment of the present invention, and Fig. 2 is a vertical sectional view of the same linear DC brushless motor seen from the side. , 3rd
The figure is a perspective view of a mover having a movable trodal armature used in the same linear DC brushless motor, and Fig. 4 is a movement of a movable trodal armature linear DC brushless motor with an enclosed excitation structure showing a second embodiment of the present invention. Fig. 5 is a plan view of a conventional multi-pole, multi-phase moving magnet linear DC brushless motor, and Fig. 6 is a multi-pole, multi-phase moving magnet linear DC motor. A side view of the brushless motor. Fig. 7 is a vertical cross-sectional view of a multi-pole, multi-phase movable magnet type linear DC brushless motor viewed from the moving direction of its mover. Fig. 8 is a multi-pole, multi-phase movable magnet type linear brushless motor. FIG. 2 is a bottom perspective view of a field magnet used in a magnet-type linear DC brushless motor. Explanation of symbols: 1...Multi-pole, multi-phase movable magnet linear DC brushless motor, 2...Fixing plate, 3...Stator yoke, 4...Armature coil,
4a, 4b...Conductor portion contributing to the generation of thrust, 4
c, 4d...Conductor portion that does not contribute to the generation of thrust, 5
... Fixed side coreless armature, 6 ... Mover, 7 ...
...Field magnet, 8...Printed wiring board, 9
... Magnetic pole discrimination element (position detection element), 10 ... Traveling yoke, 10a ... Extension bending part, 11 ... Guide roller, 12 ... Stator, 13, 13' ... Movable magnet type linear DC brushless motor ,1
4...Movable toroidal armature, 15...Stator yoke, 16...Air gap (magnetic gap), 1
7... Stator yoke, 18... Stud, 19
... Stator, 20, 20'... Mover, 21, 2
2...Field magnet, 23...H-shaped yoke member in longitudinal section, 23A...Yoke member body, 23B...
Side part, 23C, 23C-1...Groove, 24...Runned element fixed side, 25...Armature coil, 25U-
1,25U-2...U phase armature coil, 25V-
1,25V-2...V phase armature coil, 25W-
1,25W-2...W phase armature coil, 26...
Filler, 27... One end, 28... Printed wiring board, 29... Magnetic pole discrimination element [position detection element], 30... Lead wire, 31... Printed wiring board, 32... Field magnet, 33... Traveling yoke.
Claims (1)
に巻回形成したトロイダル電機子と、該トロイダ
ル電機子と対向して配設した界磁マグネツトを有
し、上記トロイダル電機子または界磁マグネツト
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、上
記ヨーク部材は移動子の走行方向に沿つて延びた
溝を両側面部に有する縦断面Ｈ形ヨーク部材にて
形成し、該縦断面Ｈ形ヨーク部材に電機子コイル
をトロイダル状に巻回してトロイダル電機子を形
成したことを特徴とするリニア直流モータ。 (2) 上記縦断面Ｈ形ヨーク部材の上記溝に、上
記縦断面Ｈ形ヨーク部材の比重よりも小さな比重
の充填材を埋設したことを特徴とする請求項(1)
に記載のリニア直流モータ。 (3) 上記界磁マグネツトは、移動子の走行方向
に沿つて隣り配置の磁極が異極となるようにＮ極
、Ｓ極の磁極をＰ（Ｐは２以上の整数）個備えた
ものとなつており、上記トロイダル電機子はｎ（
ｎは２以上の整数）相のものとなつており、上記
トロイダル電機子の縦断面Ｈ形ヨーク部材は、上
記電機子コイルを巻線していない移動子の走行方
向における端部を上記界磁マグネツトとの対向面
積を徐々に減少させて形成したことを特徴とする
請求項１または２に記載のリニア直流モータ。 (4) 上記電機子コイルの通電切換用の位置検知
素子を上記界磁マグネツトとの対向面積を徐々に
減少させて形成した上記縦断面Ｈ形ヨーク部材の
上記電機子コイルを巻線していない移動子の走行
方向における端部位置に配設したことを特徴とす
る請求項(1)乃至(3)いずれかに記載のリニア直流
モータ。 (5) 上記電機子コイルの通電切換用の位置検知
素子を上記縦断面Ｈ形ヨーク部材の上記溝位置に
収納配置したことを特徴とする請求項(1)乃至(3)
いずれかに記載のリニア直流モータ。[Claims for Utility Model Registration] (1) A toroidal armature formed by winding an armature coil in a toroidal shape around a yoke member, and a field magnet disposed opposite to the toroidal armature; In a linear DC motor in which either the armature or the field magnet is a relatively movable mover and the other is a stator, the yoke member has grooves on both side surfaces extending along the running direction of the mover. 1. A linear DC motor comprising a yoke member having an H-shaped longitudinal section, and an armature coil wound around the yoke member having an H-shaped longitudinal section in a toroidal shape to form a toroidal armature. (2) Claim (1) characterized in that a filler having a specific gravity smaller than that of the H-shaped vertical cross-section yoke member is embedded in the groove of the H-shaped vertical cross-section yoke member.
Linear DC motor described in . (3) The above-mentioned field magnet is equipped with P (P is an integer of 2 or more) magnetic poles of N and S poles so that adjacent magnetic poles have different polarities along the moving direction of the slider. The above toroidal armature is n(
n is an integer of 2 or more) phase, and the vertical section H-shaped yoke member of the toroidal armature has an end in the running direction of the mover where the armature coil is not wound in the field. 3. The linear DC motor according to claim 1, wherein the linear DC motor is formed by gradually decreasing the area facing the magnet. (4) The armature coil of the H-shaped yoke member in which the armature coil is formed by gradually decreasing the area facing the field magnet is not wound. 4. The linear DC motor according to claim 1, wherein the linear DC motor is disposed at an end position of the moving element in the running direction. (5) Claims (1) to (3) characterized in that a position detection element for switching the energization of the armature coil is housed in the groove position of the H-shaped yoke member.
The linear DC motor described in any of the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7541290U JPH0434879U (en) | 1990-07-16 | 1990-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7541290U JPH0434879U (en) | 1990-07-16 | 1990-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434879U true JPH0434879U (en) | 1992-03-24 |
Family
ID=31615968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7541290U Pending JPH0434879U (en) | 1990-07-16 | 1990-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015516139A (en) * | 2012-05-09 | 2015-06-04 | ハルビン インスティチュート オブ テクノロジー | Multi-phase permanent magnet motor with adjustable leakage inductance |
-
1990
- 1990-07-16 JP JP7541290U patent/JPH0434879U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015516139A (en) * | 2012-05-09 | 2015-06-04 | ハルビン インスティチュート オブ テクノロジー | Multi-phase permanent magnet motor with adjustable leakage inductance |
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