JPH0318672U - - Google Patents
Info
- Publication number
- JPH0318672U JPH0318672U JP7795989U JP7795989U JPH0318672U JP H0318672 U JPH0318672 U JP H0318672U JP 7795989 U JP7795989 U JP 7795989U JP 7795989 U JP7795989 U JP 7795989U JP H0318672 U JPH0318672 U JP H0318672U
- Authority
- JP
- Japan
- Prior art keywords
- voice coil
- permanent magnets
- gap
- magnetic circuit
- type motor
- 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
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
Landscapes
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Moving Of Heads (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Description
第１図は本考案のボイスコイルモータの一実施
例を示し、組立てを説明する正面断面図。第２図
は第１図のヨーク及び支柱を示す分解外観斜視図
。第３図は本考案のボイスコイルモータの他の一
実施例を示し、組立てを説明する正面断面図であ
る。第４図は従来のボイスコイルモータの一例を
示す正面断面図。第５図は第４図のヨーク、支柱
及びねじを示す分解外観斜視図。
１１，１２……ヨーク、２……支柱、３……可
動コイル、４１，４２，４３，４４，４５，４６
……永久磁石、５……ボルト、６，６１，６２…
…空隙部、７……ボルト穴、８……センターポー
ル、９……側面ヨーク、１０……銅スリーブ、１
３……かしめ部、１４……段部。
FIG. 1 is a front cross-sectional view showing an embodiment of the voice coil motor of the present invention and illustrating its assembly. FIG. 2 is an exploded external perspective view showing the yoke and support column of FIG. 1. FIG. 3 is a front sectional view showing another embodiment of the voice coil motor of the present invention and illustrating its assembly. FIG. 4 is a front sectional view showing an example of a conventional voice coil motor. FIG. 5 is an exploded external perspective view showing the yoke, strut, and screw in FIG. 4. 11, 12... Yoke, 2... Support, 3... Moving coil, 41, 42, 43, 44, 45, 46
...Permanent magnet, 5...Volt, 6,61,62...
...Gap, 7...Bolt hole, 8...Center pole, 9...Side yoke, 10...Copper sleeve, 1
3... Caulked part, 14... Stepped part.
Claims (1)
石を取付け、複数本の支柱を用いて、前記永久磁
石間空隙距離を保持固定し、該空隙に可動コイル
を配置したボイスコイル型モータにおいて、該ボ
イスコイル型モータの磁気回路の永久磁石間空〓
距離を一定に保持固定するために、両端にかしめ
部を持ち中間に空隙距離を決めるための位置決め
用段部を持つ複数本の支柱により、かしめ構造に
て組立てた磁気回路を用いたことを特徴とするボ
イスコイル型モータ。 In a voice coil type motor, permanent magnets are respectively attached to the inside of yoke surfaces arranged facing each other, a gap distance between the permanent magnets is maintained and fixed using a plurality of pillars, and a moving coil is arranged in the gap. Space between permanent magnets in magnetic circuit of voice coil motor
It is characterized by the use of a magnetic circuit assembled in a caulking structure using multiple columns with caulking parts at both ends and a positioning step part in the middle to determine the gap distance in order to maintain and fix the distance constant. Voice coil type motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7795989U JPH0318672U (en) | 1989-06-30 | 1989-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7795989U JPH0318672U (en) | 1989-06-30 | 1989-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0318672U true JPH0318672U (en) | 1991-02-25 |
Family
ID=31620810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7795989U Pending JPH0318672U (en) | 1989-06-30 | 1989-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0318672U (en) |
-
1989
- 1989-06-30 JP JP7795989U patent/JPH0318672U/ja active Pending
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