JPS591397Y2 - micro motor - Google Patents
micro motorInfo
- Publication number
- JPS591397Y2 JPS591397Y2 JP1975111545U JP11154575U JPS591397Y2 JP S591397 Y2 JPS591397 Y2 JP S591397Y2 JP 1975111545 U JP1975111545 U JP 1975111545U JP 11154575 U JP11154575 U JP 11154575U JP S591397 Y2 JPS591397 Y2 JP S591397Y2
- Authority
- JP
- Japan
- Prior art keywords
- end cover
- motor case
- bearing metal
- opening edge
- locking body
- 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)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
【考案の詳細な説明】
（イ）産業上の利用分野
本考案は端蓋及び軸受メタルを鎖錠体により、同時に固
定するようにしたマイクロモータに関する。[Detailed Description of the Invention] (a) Industrial Application Field The present invention relates to a micromotor in which an end cover and a bearing metal are simultaneously fixed by a locking body.
（ロ）従来技術
従来のマイクロモータにおいては、有底筒状モータケー
スの開口を施蓋する端蓋に、軸受メタルを次のようにし
て取付けている。(B) Prior Art In a conventional micromotor, a bearing metal is attached to an end cover that covers an opening of a bottomed cylindrical motor case in the following manner.
即ち、たとえば実開昭４８−３８３０７号公報に開示さ
れるように、端蓋の中央内面に軸受メタルを圧入固定し
たり、あるいはたとえば実公昭３８−１２００５号公報
に開示されるように、端蓋の中央凹所に軸受メタルを挿
入し、このメタルの飛出しを防止するために板バネ材を
端蓋あるいはその端蓋と一体のケースに取付けたり、あ
るいはたとえば実開昭５０−４８９０７号公報に開示さ
れるように、端蓋とこの端蓋の内面に取付けられる板バ
ネ材とで軸受メタルを挟持することにより、軸受メタル
を取付けている。That is, as disclosed in, for example, Japanese Utility Model Publication No. 48-38307, a bearing metal is press-fitted into the central inner surface of the end cover, or as disclosed in, for example, Japanese Utility Model Publication No. 38-12005, the end cover is fixed. A bearing metal is inserted into the central recess of the housing, and a plate spring material is attached to the end cover or a case integrated with the end cover to prevent the metal from flying out. As disclosed, the bearing metal is attached by sandwiching the bearing metal between the end cover and a leaf spring member attached to the inner surface of the end cover.
一方端蓋はモータケースに、上記実開昭５０−４８９０
７号公報に開示される如く、ネジにより固定したり、あ
るいは上記実開昭４８−３８３０７号公報に開示される
如く、端蓋を有底筒状モータケースの開口縁段部に挿入
し、この開口縁に設けた保合孔に、鎖錠体の両端に設け
た爪片を係合することにより、端蓋をこの鎖錠体にて包
装する如く固定するようにしていた。On the other hand, the end cover is attached to the motor case using the above-mentioned U.S. Pat.
As disclosed in Publication No. 7, the end cover is fixed with screws, or as disclosed in the above-mentioned Japanese Utility Model Publication No. 48-38307, the end cover is inserted into the opening edge step of the bottomed cylindrical motor case. By engaging the claw pieces provided at both ends of the locking body with the retaining holes provided on the edge of the opening, the end cover is fixed as if wrapped by the locking body.
このように従来のマイクロモータにおいては、軸受メタ
ルの固定と端蓋の固定とを別々にしており、組立作業工
程数が多く、又軸受メタルの取付けが煩瑣であると共に
その取り換えが困難である欠点がある。In this way, in conventional micro motors, the fixing of the bearing metal and the fixing of the end cover are done separately, which requires a large number of assembly steps.In addition, the installation of the bearing metal is cumbersome and its replacement is difficult. There is.
（ハ）考案の目的
本考案はかかる点に鑑み考案されたものにして、軸受メ
タルの固定と端蓋の固定を、前記鎖錠体のモータケース
への取付けにより、同時に行うことができるマイクロモ
ータを提供することを目的とする。(c) Purpose of the invention The present invention has been devised in view of the above points, and is a micro motor that can simultaneously fix the bearing metal and the end cover by attaching the locking body to the motor case. The purpose is to provide
に）考案の構成
かかる目的を遠戚するため、本考案によるマイクロモー
タは有底筒状モータケースと、このモータケースの開口
縁段部に挿入される板状端蓋と前記モータケースの開口
縁に設けた保合孔に係合する爪片を端部に有し、この爪
片を係合することにより前記端蓋を包持する如く前記モ
ータケースに固定する鎖錠体とを備えるマイクロモータ
において、前記端蓋の外面に形成される窪み部と、前記
鎖錠体の端蓋側内面に形成される収納凹所とで軸受メタ
ルを保持することを特徴とするものである。B) Structure of the Invention In order to achieve this object distantly, the micromotor according to the invention includes a cylindrical motor case with a bottom, a plate-shaped end cover inserted into the opening edge step of the motor case, and an opening edge of the motor case. A micromotor comprising: a locking body having a claw piece at the end thereof that engages with a retaining hole provided in the end cover; and a locking body that is fixed to the motor case so as to wrap the end cover by engaging the claw piece. The bearing metal is held by a recess formed on the outer surface of the end cover and a storage recess formed on the inner surface of the lock body on the end cover side.
上記有底筒状モータケース、板状端蓋及び鎖錠体を備え
るマイクロモータは、実開昭４８−３８３０７号公報に
開示されており、本考案は前述の如く端蓋の外面に窪み
部を形成すると共に鎖錠体の端蓋側内面に収納凹所を形
成し、この窪み部と収納凹所とにより形成される空所に
軸受メタルを保持するものであり、鎖錠体をモータケー
スに取付けることにより、端蓋の固定と軸受メタルの固
定を同時に行うことができるものである。The micromotor equipped with the bottomed cylindrical motor case, plate-shaped end cover, and locking body is disclosed in Japanese Utility Model Application No. 1983-38307, and the present invention has a recessed portion on the outer surface of the end cover as described above. At the same time, a storage recess is formed on the inner surface of the end cover side of the lock body, and the bearing metal is held in the space formed by this recess and the storage recess, and the lock body is attached to the motor case. By installing it, the end cover and the bearing metal can be fixed at the same time.
（ホ）実施例 以下本考案の一実施例を図面に基いて説明する。(e) Examples An embodiment of the present invention will be described below with reference to the drawings.
第１図はマイクロモータの断面図、第２図は同平面図で
ある。FIG. 1 is a sectional view of the micromotor, and FIG. 2 is a plan view thereof.
これらの図面において、１は有底筒状モータケースにし
てその底面には軸受メタル２が圧入固定されており、又
内周面にはリング状永久磁石３が固着されている。In these drawings, reference numeral 1 denotes a cylindrical motor case with a bottom, into which a bearing metal 2 is press-fitted and fixed, and a ring-shaped permanent magnet 3 is fixed to the inner peripheral surface.
４はモータケース１の開口を施蓋する板状の端蓋にして
、内面には一対の刷子５，５が設けられており、端蓋４
は開口縁段部６に挿入される。Reference numeral 4 designates a plate-shaped end cover for closing the opening of the motor case 1, and a pair of brushes 5, 5 are provided on the inner surface of the end cover 4.
is inserted into the opening edge step 6.
７は鎖錠体にして、その端部に夫々爪片８を有し、この
爪片８をモータケース１の開口縁に設けた保合孔９に係
合することにより、端蓋４は鎖錠体７の脚部１０の押圧
により固定される。Reference numeral 7 is a locking body, and each end thereof has a claw piece 8. By engaging the claw pieces 8 with a retaining hole 9 provided at the opening edge of the motor case 1, the end cover 4 can be locked. It is fixed by pressing the leg portion 10 of the lock body 7.
即ち、端蓋４は鎖錠体７はモータケース１に取付けるこ
とにより、鎖錠体７に包持される如くモータケース１に
固定される。That is, by attaching the locking body 7 to the motor case 1, the end cover 4 is fixed to the motor case 1 so as to be surrounded by the locking body 7.
尚端蓋４の周縁に突起を設け、該突起をモータケース１
の開口縁に設けた切欠部に係合することにより、端蓋４
の位置決めをするようにしてもよい。A protrusion is provided on the periphery of the end cover 4, and the protrusion is attached to the motor case 1.
By engaging with the notch provided in the opening edge of the end cover 4
Alternatively, the positioning may be performed.
次に前記鎖錠体７の端蓋側の中央内面には自動調心軸受
メタル１１を保持する収納凹所１２が形成され、該凹所
１２は傾斜内壁１３を有し、その凹所縁１４は脚部１０
より突出せしめられて爪片８の保合をより強固にする。Next, a storage recess 12 for holding a self-aligning bearing metal 11 is formed in the central inner surface of the locking body 7 on the end cover side, and the recess 12 has an inclined inner wall 13 and a recess edge 14. Legs 10
The claw pieces 8 are made to protrude more and the retention of the claw pieces 8 is made stronger.
一方端蓋４の外面中央には軸受メタル１１の一端面を受
ける窪み部１５が形成されている。On the other hand, a recess 15 is formed in the center of the outer surface of the end cover 4 to receive one end surface of the bearing metal 11.
１６は電機子にしてモータ軸１７は一対の軸受メタル２
，１１にて支持される。16 is an armature, and the motor shaft 17 is a pair of bearing metals 2.
, 11.
従ってモータケース１の開口縁段部６に端蓋４を挿入し
、この端蓋４の中央窪み部１５に軸受メタル１１を載置
し、その後鎖錠体７の収納凹所１２を軸受メタル１１に
被せ、鎖錠体７の爪片８・・・・・・をモータケース１
の係合孔９・・・・・・に係合することにより、鎖錠体
７がモータケース１に取付けられ、端蓋４及び軸受メタ
ル１１が同時に固定される。Therefore, the end cover 4 is inserted into the opening edge step 6 of the motor case 1, the bearing metal 11 is placed in the central recess 15 of the end cover 4, and then the storage recess 12 of the locking body 7 is inserted into the bearing metal 11. of the locking body 7, and attach the claw piece 8 of the locking body 7 to the motor case 1.
By engaging with the engagement holes 9, the lock body 7 is attached to the motor case 1, and the end cover 4 and the bearing metal 11 are fixed at the same time.
次に第３図は筒状軸受メタル１１′を用いた場合の要部
断面図を示し、収納凹所１２は立上り内壁１３′により
形成され、この点が第１図のそれと異なる。Next, FIG. 3 shows a sectional view of a main part when a cylindrical bearing metal 11' is used, and the storage recess 12 is formed by a rising inner wall 13', which is different from that in FIG. 1.
（へ）考案の効果
以上の如く本考案によるマイクロモータは、有底状モー
タケ−又と、このモータケースの開口縁段部に挿入され
る板状端蓋と、前記モータケースの開口縁に設けた保合
孔に係合する爪片を端部に有し、この爪片を係合するこ
とにより前記端蓋を包持する如く前記モータケースに固
定する鎖錠体とを備えるマイクロモータにおいて、前記
端蓋の外面に形成される窪み部と、前記鎖錠体の端蓋側
内面に形成される収納凹所とで軸受メタルを保持するこ
とを特徴とするものであるから、以下の利点を有する。(f) Effects of the invention As described above, the micromotor according to the invention includes a bottomed motor case, a plate-shaped end cover inserted into the step of the opening edge of the motor case, and a plate-shaped end cover installed at the opening edge of the motor case. A micromotor comprising: a locking body having a claw piece at an end portion that engages with a retaining hole; and a locking body that is fixed to the motor case so as to wrap the end cover by engaging the claw piece; Since the bearing metal is held by a recess formed on the outer surface of the end cover and a storage recess formed on the inner surface of the lock body on the end cover side, the following advantages are achieved. have
即ち、鎖錠体をモータケースに取付けることにより、モ
ータケースの開口を施蓋する端蓋及びこの端蓋に取付け
られる軸受メタルを同時に固定することができ、組立作
業工程数が減少すると共に端蓋の外面に形成された窪み
部と鎖錠体の収納凹所とで軸受メタルを保持するので、
窪み部が軸受メタルの位置決めになり、軸受メタルの取
付けが簡単になり、又その取換えも簡単になり、従来の
マイクロモータの欠点を除去し、安価なるマイクロモー
タを提供することができる。In other words, by attaching the locking body to the motor case, the end cover that closes the opening of the motor case and the bearing metal attached to this end cover can be simultaneously fixed, reducing the number of assembly steps and reducing the number of end covers. The bearing metal is held by the recess formed on the outer surface of the lock body and the storage recess of the lock body.
The recessed part positions the bearing metal, the bearing metal can be easily attached and replaced, and the drawbacks of the conventional micromotor can be eliminated and an inexpensive micromotor can be provided.
第１図及び第２図は本考案の一実施例を示し、第１図は
マイクロモータの断面図、第２図は同平面図である。
第３図は他の実施例を示す同要部断面図である。
１・・・・・・モータケース、６・・・・・・開口縁段
部、４・・・・・・端蓋、９・・・・・・係合孔、８・
・・・・・爪片、７・・・・・・鎖錠体、１５・・・・
・・窪み部、１２・・・・・・収納凹所、１１．１１・
・・・・・軸受メタル。1 and 2 show an embodiment of the present invention, in which FIG. 1 is a sectional view of a micromotor, and FIG. 2 is a plan view thereof. FIG. 3 is a sectional view of the same essential parts showing another embodiment. DESCRIPTION OF SYMBOLS 1...Motor case, 6...Opening edge step, 4...End cover, 9...Engagement hole, 8...
...Claw piece, 7...Lock body, 15...
... recess, 12... storage recess, 11.11.
...Bearing metal.
Claims (1)
部に挿入される板状端蓋と、前記モータケースの開口縁
に設けた保合孔に係合する爪片を端部に有し、この爪片
を係合することにより前記端蓋を包持する如く前記モー
タケースに固定する鎖錠体とを備えるマイクロモータに
おいて、前記端蓋の外面に形成される窪み部と、前記鎖
錠体の端蓋側内面に形成される収納凹所とで軸受メタル
を保持することを特徴とするマイクロモータ。The motor case has a bottomed cylindrical motor case, a plate-shaped end cover that is inserted into the opening edge step of the motor case, and a claw piece at the end that engages with a retaining hole provided in the opening edge of the motor case. , a lock body that is fixed to the motor case so as to hold the end cover by engaging the claw piece, and a recess formed on the outer surface of the end cover; A micro motor characterized by holding a bearing metal in a storage recess formed on the inner surface of the end cover side of the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975111545U JPS591397Y2 (en) | 1975-08-08 | 1975-08-08 | micro motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975111545U JPS591397Y2 (en) | 1975-08-08 | 1975-08-08 | micro motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5223305U JPS5223305U (en) | 1977-02-18 |
| JPS591397Y2 true JPS591397Y2 (en) | 1984-01-14 |
Family
ID=28592670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1975111545U Expired JPS591397Y2 (en) | 1975-08-08 | 1975-08-08 | micro motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS591397Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57106958A (en) * | 1980-12-24 | 1982-07-03 | Hitachi Ltd | Data processor |
| JPS5872785U (en) * | 1981-11-10 | 1983-05-17 | 三洋電機株式会社 | tape recorder circuit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5126961Y2 (en) * | 1971-09-10 | 1976-07-09 | ||
| JPS5140404Y2 (en) * | 1973-05-11 | 1976-10-02 | ||
| JPS5048907U (en) * | 1973-09-03 | 1975-05-14 |
-
1975
- 1975-08-08 JP JP1975111545U patent/JPS591397Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5223305U (en) | 1977-02-18 |
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