JPS6026541Y2 - small motor - Google Patents
small motorInfo
- Publication number
- JPS6026541Y2 JPS6026541Y2 JP6965179U JP6965179U JPS6026541Y2 JP S6026541 Y2 JPS6026541 Y2 JP S6026541Y2 JP 6965179 U JP6965179 U JP 6965179U JP 6965179 U JP6965179 U JP 6965179U JP S6026541 Y2 JPS6026541 Y2 JP S6026541Y2
- Authority
- JP
- Japan
- Prior art keywords
- bracket
- attached
- board
- motor case
- plate
- 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
Links
Landscapes
- Motor Or Generator Frames (AREA)
- Motor Or Generator Current Collectors (AREA)
- Dc Machiner (AREA)
Description
【考案の詳細な説明】
本考案は固定子磁石と回転子を軸方向空隙を介して対坑
する小型モータに関し、軸方向長を小さくぜんとするも
のである。[Detailed Description of the Invention] The present invention relates to a small motor in which a stator magnet and a rotor are opposed to each other through an axial gap, and the axial length is small and compact.
従来のこの種の小型モータにおいては、回転子軸と直交
する一方のブラケット内面に回転子と軸方向空隙を介し
て対坑する固定子板状磁石を取付けると共に他方のブラ
ケット内面に回転子への給電刷子を取付けていたから、
前記板状磁石及び給電刷子の軸方向長により小型モータ
全体の軸方向長が大きい欠点がある。In conventional small motors of this type, a stator plate-shaped magnet is attached to the inner surface of one bracket perpendicular to the rotor axis and faces the rotor through an axial gap, and a magnet to the rotor is attached to the inner surface of the other bracket. Because I had installed a power supply brush,
There is a drawback that the axial length of the entire small motor is large due to the axial length of the plate magnet and the feeding brush.
本考案はかかる点に鑑み考案されたものにして、以下本
考案はの一実施例を図面に基いて説明する。The present invention has been devised in view of these points, and one embodiment of the present invention will be described below with reference to the drawings.
第１図は本考案による小型モータの分解斜視図であり、
第２図はその組立断面図である。FIG. 1 is an exploded perspective view of a small motor according to the present invention.
FIG. 2 is an assembled sectional view thereof.
これらの図においては１は有底筒状モータケースにして
その底面中央には軸受５が取付けられており、開口縁対
抗位置には切溝３，３が形成されている。In these figures, reference numeral 1 denotes a cylindrical motor case with a bottom, and a bearing 5 is attached to the center of the bottom surface of the motor case, and grooves 3, 3 are formed at positions facing the opening edges.
モータケース１の開口４はブラケット５にて施蓋される
が該ブラケットの内面中央には軸受６が設けられている
。The opening 4 of the motor case 1 is covered with a bracket 5, and a bearing 6 is provided at the center of the inner surface of the bracket.
両軸受２，６にて軸支される回転子軸７には板状回転子
巻線体８及び整流子９が固着されている。A plate-shaped rotor winding body 8 and a commutator 9 are fixed to a rotor shaft 7 which is supported by both bearings 2 and 6.
次に１０は樹脂製基板にして一対の切溝３，３の上広巾
武に橋架されるものであり、基板１０の下面には第３図
に示すように印刷銅箔部１１，１１が形成されており、
該銅箔部に半田接続される一対の給電刷子１２．１２が
取付けられている。Next, reference numeral 10 is a resin substrate which is bridged over the upper wide width of the pair of grooves 3, 3, and printed copper foil parts 11, 11 are formed on the lower surface of the substrate 10 as shown in FIG. has been
A pair of power supply brushes 12, 12 are attached to the copper foil portion by soldering.
各印刷銅箔部に接続されるリード線１３．１３は一方の
切溝３の下挟巾部からモータケース１の外方に引出され
る。Lead wires 13.13 connected to each printed copper foil portion are drawn out from the lower width portion of one of the kerfs 3 to the outside of the motor case 1.
前記ブラケット５には板状回転子巻線体８に軸方向空隙
１４を介して対坑する一対の板状磁石１５．１５が取付
けられており、該一対の磁石間に溝部１６が形成される
。A pair of plate-shaped magnets 15 and 15 are attached to the bracket 5, and a pair of plate-shaped magnets 15 and 15 are attached to the plate-shaped rotor winding body 8 through an axial gap 14, and a groove 16 is formed between the pair of magnets. .
該溝部に基板１０が位置するように、ブラケット５がモ
ータケース１に適宜手段により取付けられる。The bracket 5 is attached to the motor case 1 by appropriate means so that the board 10 is located in the groove.
この場合に基板１０の端部１７は第４図に拡大して示す
ようにモータケース１の切溝３の底面１８とブラケット
５の折曲片１９にて挟持固定される。In this case, the end portion 17 of the substrate 10 is clamped and fixed between the bottom surface 18 of the cut groove 3 of the motor case 1 and the bent piece 19 of the bracket 5, as shown in an enlarged view in FIG.
尚、基板１０の空いている箇所を利用して小形モータの
電子制御部品を取付けてもよい。Incidentally, an electronic control component for a small motor may be attached using a vacant part of the board 10.
基板１０の中央には回転子軸７及び整流子９を通す逃孔
２０が設けられている。A relief hole 20 is provided in the center of the substrate 10, through which the rotor shaft 7 and commutator 9 pass.
次に第５図は本考案の他の実施例を示す小型モータの分
解斜視図、第６図は同組立断面図であり、第１図及び第
２図に示すものとの相違点について説明する。Next, FIG. 5 is an exploded perspective view of a small motor showing another embodiment of the present invention, and FIG. 6 is an assembled sectional view of the same, and the differences from those shown in FIGS. 1 and 2 will be explained. .
基板１０は給電刷子１２．１２を取付けた中央部２１以
外にリング部２２を有し、該リング部下面には小型モー
タの電子制御部品２３が取付けられている。The board 10 has a ring part 22 in addition to the central part 21 to which the power supply brushes 12 and 12 are attached, and an electronic control part 23 of a small motor is attached to the lower surface of the ring.
このリング部２２は第６図から明らかのように一対の板
状磁石１５．１５の周囲に位置する。As is clear from FIG. 6, this ring portion 22 is located around the pair of plate magnets 15.15.
また２４は環状のスペーサにしてブラケット５と基板１
０との間に位置し、基板１０の両端はモータケース１の
切溝３のブラケット５でスペーサ２４を介して挟持され
る。24 is an annular spacer between the bracket 5 and the board 1.
0, and both ends of the substrate 10 are sandwiched between the brackets 5 of the kerf 3 of the motor case 1 via spacers 24.
尚、各実施例の各切溝３に代って、第８図および第９図
に示すように、基板１０の各端部１７を受ける凹部３を
モータケース１の内周面に設けても良いことは明らかで
ある。Incidentally, instead of each groove 3 in each embodiment, a recess 3 for receiving each end 17 of the substrate 10 may be provided on the inner circumferential surface of the motor case 1, as shown in FIGS. 8 and 9. The good news is obvious.
以上の如く本考案の構成によれば、ブラケット内面に取
付けられる一対の板状磁石の間の溝部に、給電刷子が取
付けられた印刷配線基板を配置せしめたから、給電刷子
および基板の軸方向長あるいはその一部を吸収すること
ができ、軸方向長の小なる小型モータを提供することが
できる。As described above, according to the configuration of the present invention, since the printed circuit board with the power supply brush attached is disposed in the groove between the pair of plate magnets attached to the inner surface of the bracket, the axial length of the power supply brush and the board can be adjusted. A part of it can be absorbed, and a small motor with a small axial length can be provided.
また前記基板の両端を筒状モータケースの内周対抗位置
に設けた凹段部に橋架して、前記ブラケットを前記モー
タケースに取付けることにより、前記基板を固定するの
で、該基板の取付は作業が容易になる。In addition, since the board is fixed by bridging both ends of the board over a recessed part provided at a position facing the inner circumference of the cylindrical motor case and attaching the bracket to the motor case, the mounting of the board is a simple task. becomes easier.
さらに給電刷子が取付けられるのは、印刷配線基板であ
るため、この基板にモータの電子制御部品を取付けるこ
とが可能になる。Furthermore, since the power supply brush is attached to the printed wiring board, it is possible to attach the electronic control parts of the motor to this board.
また前記ブラケットに一対の板状磁石を取付け、この一
対の板状磁石の間の溝部に印刷配線基板を配置するため
、回転子軸に取付けられる整流子が筒型のものであって
も、印刷配線基板に取付けられる給電刷子間を容易に拡
開することができ、組立が容易になる等実用的効果大な
るものである。In addition, since a pair of plate-shaped magnets are attached to the bracket and a printed wiring board is placed in the groove between the pair of plate-shaped magnets, even if the commutator attached to the rotor shaft is cylindrical, printing The distance between the power supply brushes attached to the wiring board can be easily expanded, making assembly easier, and other practical effects are great.
第１図乃至第４図は本考案による小型モータの一実施例
を示し、第１図は分解斜視図、第２図はその組立断面図
、第３図は基板の底面図、第４図は基板の取付状態を示
す部分拡大断面図、第５図乃至第７図は本考案による小
型モータの他の実施例を示し、第５図は分解斜視図、第
６図は組立断面図、第７図は基板の底面図、第８図およ
び第９図はモータケースの異なる実施例を不味第８図は
モータケースの部分斜視図、第９図は基板の取付状態を
示す部分拡大断面図である。
１・・・・・・モータケース、４・・・・・・開口、５
・・・・・・ブラケット、１５，１５・・・・・・板状
磁石、１６・・・・・・溝部、１２．１２・・・・・・
給電刷子、１０・・・・・・基板、３．３゛・・・・・
・凹段部（切溝）。1 to 4 show an embodiment of a small motor according to the present invention, FIG. 1 is an exploded perspective view, FIG. 2 is an assembled sectional view, FIG. 3 is a bottom view of the board, and FIG. 4 is an exploded perspective view. 5 to 7 show other embodiments of the small motor according to the present invention, FIG. 5 is an exploded perspective view, FIG. 6 is an assembled sectional view, and FIG. Figure 8 is a bottom view of the board, Figures 8 and 9 show different embodiments of the motor case, Figure 8 is a partial perspective view of the motor case, and Figure 9 is a partially enlarged sectional view showing how the board is installed. be. 1...Motor case, 4...Opening, 5
...Bracket, 15,15...Plate magnet, 16...Groove, 12.12...
Power supply brush, 10... Board, 3.3゛...
- Concave step (kerf).
Claims (1)
一対の板状磁石を取付けると共に該一対の板状磁石間の
溝部に配設され、給電刷子を取付けた印刷配線基板を、
前記モータケースの内周対抗位置に設けた凹段部に橋架
し、前記ブラケットの固定により、前記凹段部と該ブラ
ケットで前記基板を挟持固定してなる小型モータ。A pair of plate-shaped magnets are attached to the inner surface of a bracket that covers the opening of the cylindrical motor case, and a printed wiring board with a power supply brush attached is arranged in the groove between the pair of plate-shaped magnets.
A small motor configured by bridging a recessed step provided at a position opposite to the inner periphery of the motor case, and fixing the bracket to clamp and fix the board between the recessed step and the bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6965179U JPS6026541Y2 (en) | 1979-05-23 | 1979-05-23 | small motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6965179U JPS6026541Y2 (en) | 1979-05-23 | 1979-05-23 | small motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55170874U JPS55170874U (en) | 1980-12-08 |
| JPS6026541Y2 true JPS6026541Y2 (en) | 1985-08-09 |
Family
ID=29303455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6965179U Expired JPS6026541Y2 (en) | 1979-05-23 | 1979-05-23 | small motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6026541Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6338961B2 (en) * | 2014-07-30 | 2018-06-06 | 日本電産セイミツ株式会社 | Vibration motor |
-
1979
- 1979-05-23 JP JP6965179U patent/JPS6026541Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55170874U (en) | 1980-12-08 |
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