JPS5856422Y2 - Bearing mechanism for small rotating equipment - Google Patents
Bearing mechanism for small rotating equipmentInfo
- Publication number
- JPS5856422Y2 JPS5856422Y2 JP12639379U JP12639379U JPS5856422Y2 JP S5856422 Y2 JPS5856422 Y2 JP S5856422Y2 JP 12639379 U JP12639379 U JP 12639379U JP 12639379 U JP12639379 U JP 12639379U JP S5856422 Y2 JPS5856422 Y2 JP S5856422Y2
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- case
- fitted
- shaft end
- hole
- 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
- Support Of The Bearing (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
【考案の詳細な説明】
本考案は、回転軸に回転円板を取付けた小形回転装置、
例えば回転センサの軸受機構に関する。[Detailed description of the invention] This invention is a small rotating device with a rotating disk attached to the rotating shaft.
For example, it relates to a bearing mechanism for a rotation sensor.
一般に、この種の軸受機構は小形で、容易に組立られる
ことか要求される。Generally, this type of bearing mechanism is required to be small and easy to assemble.
ところが、ケースの両側面にベアリングを設けて、この
２個所で回転軸を保持する際に、回転軸の両端の外径寸
法を細く加工し、この両端からベアリングを挿入し、ケ
ースの両側からこのベアリングをケースに押込み、ケー
スの両側にストッパを設けてベアリングの移動を防止す
る。However, when installing bearings on both sides of the case and holding the rotating shaft at these two locations, the outer diameter of both ends of the rotating shaft is machined to be thin, and the bearings are inserted from both ends of the case. Push the bearing into the case and provide stoppers on both sides of the case to prevent the bearing from moving.
従って、この組立はケースの両側で行われ、かつ組立後
、回転軸の軸端に回転円板を取付けるために、製作工数
が増加し、作業能率が悪く、小形化することが困難であ
った。Therefore, this assembly was performed on both sides of the case, and after assembly, the rotating disk was attached to the end of the rotating shaft, which increased manufacturing man-hours, poor work efficiency, and made it difficult to downsize. .
本考案は、上述の点に鑑み、従来技術の欠点を除き組立
が容易で、作業能率が向上し、小形化し得る小形回転装
置の軸受機構を提供することを目的とする。In view of the above-mentioned points, it is an object of the present invention to provide a bearing mechanism for a small rotating device that eliminates the drawbacks of the prior art, is easy to assemble, improves work efficiency, and can be downsized.
このような目的は本考案によれば、外径寸法を小さく加
工された軸端部を有する回転軸と、この軸端部に嵌入さ
れる第１ベアリングと、このベアノングとの間にスペー
サを介して前記軸端部に嵌入され前記第１ベアリングよ
り大きい外径寸法を有する第２ベアリングと、前記軸端
部に挿入され前記第２ベアリングの外径部を押え得る内
径寸法を有するストッパ板と、前記ストッパ板の板厚よ
り長いハブを有しこのハブにより前記軸端部に嵌入され
、かつ前記ストッパ板をねじとめするための貫通孔を持
つ円板を有する回転円板と、一側面に前記第２ベアリン
グの外径寸法および幅寸法と等しい内径寸法および深さ
寸法を有する円形凹部とこの円形凹部と同心に設けられ
た前記第１ベアノングの外形寸法と等しい内径寸法を有
する貫通孔とを設けたケースとを備え、前記回転軸を前
記第１ベアリング側より前記ケースの側面に挿入し、前
記第１および第２ベアリングを前記ケースの貫通孔およ
び円形凹部に嵌入し、前記回転円板の貫通孔より前記ス
トッパ板を前記ケースに固定することにより遠戚される
。According to the present invention, this purpose is achieved by interposing a spacer between a rotating shaft having a shaft end whose outer diameter is machined to a small size, a first bearing fitted into this shaft end, and this bearing tongue. a second bearing that is fitted into the shaft end and has a larger outer diameter than the first bearing; a stopper plate that is inserted into the shaft end and has an inner diameter that can press the outer diameter of the second bearing; a rotating disk having a hub longer than the plate thickness of the stopper plate, the disk being fitted into the shaft end by the hub and having a through hole for screwing the stopper plate; A circular recess having an inner diameter and depth equal to the outer diameter and width of the second bearing, and a through hole provided concentrically with the circular recess and having an inner diameter equal to the outer diameter of the first bearing tongue. the rotating shaft is inserted into the side surface of the case from the first bearing side, the first and second bearings are fitted into the through hole and the circular recess of the case, and the rotating shaft is inserted into the side surface of the case from the first bearing side; By fixing the stopper plate to the case through the hole, the stopper plate is fixed to the case.
次に、本考案の一実施例を図面に基づき、詳細に説明す
る。Next, one embodiment of the present invention will be described in detail based on the drawings.
第１図は本考案の一実施例の概略構成図、第２図は第１
図の取付側より見た概略構成図を示す。Fig. 1 is a schematic configuration diagram of one embodiment of the present invention, and Fig. 2 is a schematic diagram of an embodiment of the present invention.
A schematic configuration diagram as seen from the installation side of the figure is shown.
図において１は回転軸、１１はこの回転軸１の一端に設
けられた軸端部で、回転軸１の他端より外形寸法が小さ
く加工されている。In the figure, 1 is a rotating shaft, and 11 is a shaft end provided at one end of the rotating shaft 1, which is machined to have a smaller external dimension than the other end of the rotating shaft 1.
２は回転円板で、板面に貫通孔９を有し、中央部に設け
られたハブ１２は軸端部１１の外形寸法と等しい内径寸
法を有する。Reference numeral 2 denotes a rotating disk, which has a through hole 9 on its plate surface, and a hub 12 provided at the center has an inner diameter dimension equal to the outer dimension of the shaft end 11.
３はこの回転装置のケースで、このケース３の一側面に
ベアリング４の外径寸法および幅寸法と等しい内形寸法
および深さ寸法を有する円形凹部１３およびこの凹部１
３と同心の貫通孔１４が設けられている。Reference numeral 3 denotes a case of this rotating device, and a circular recess 13 having an inner diameter and depth equal to the outer diameter and width of the bearing 4 is provided on one side of the case 3, and this recess 1
A through hole 14 concentric with 3 is provided.
ベアリング４，５は軸端部１１の外形寸法と等しい内径
寸法を有し、ベアリング４はベアリング５の外径寸法よ
り大きい外径寸法を有する。The bearings 4 and 5 have an inner diameter that is equal to the outer diameter of the shaft end 11, and the bearing 4 has an outer diameter that is larger than the outer diameter of the bearing 5.
７はストッパ板で、この板７はベアリング４の外径部４
Ａを押えるに十分な内径寸法を有し、板面に取付ねヒ８
を挿入されるねし孔を有する。7 is a stopper plate, and this plate 7 is attached to the outer diameter portion 4 of the bearing 4.
It has an inner diameter dimension sufficient to hold A, and is attached to the plate surface.
It has a tapped hole into which it is inserted.
なお、ａはストッパ板７の板厚寸法、ｂは回転円板２の
ハブ１２の幅寸法、６はスペーサ、１０はケース３に設
けられた円板収容部で、回転円板２がケース３より突出
することなく収容される。In addition, a is the plate thickness dimension of the stopper plate 7, b is the width dimension of the hub 12 of the rotating disk 2, 6 is a spacer, 10 is a disk accommodating part provided in the case 3, and the rotating disk 2 is connected to the case 3. It is accommodated without protruding further.
４Ｂはベアリング４の内径部である。4B is the inner diameter portion of the bearing 4.
上述の構成により本考案の機能を説明する。The functions of the present invention will be explained using the above-described configuration.
軸受機構の組立方法は次のようにして行われる。The method for assembling the bearing mechanism is as follows.
回転軸１の軸端部１１に、ベアリング５が嵌入される。A bearing 5 is fitted into the shaft end 11 of the rotating shaft 1.
このベアリング５との間に所要の長さ寸法を有するスペ
ーサ６を介して、ベアリング４が軸端部１１に嵌入され
る。The bearing 4 is fitted into the shaft end 11 via a spacer 6 having a predetermined length between the bearing 5 and the spacer 6 .
さらに、ストッパ板７が挿入され、最後に回転円板２の
ハブ１２が軸端部１１に嵌入される。Furthermore, the stopper plate 7 is inserted, and finally the hub 12 of the rotating disk 2 is fitted into the shaft end 11.
この回転円板２のハブ１２の幅寸法すはストッパ板７の
板厚寸法ａより大きく形成されているから、ス１〜ツバ
板７に関係なくハブ１２はベアリング４の内径部４Ｂに
押圧を与え、ベアリング４，５を軸端部１１に固定する
。Since the width of the hub 12 of the rotating disk 2 is larger than the thickness a of the stopper plate 7, the hub 12 presses against the inner diameter portion 4B of the bearing 4 regardless of the width of the hub 12 of the rotating disk 2. and fix the bearings 4, 5 to the shaft end 11.
このように組立られた回転軸１はベアリング５側から、
ケース３の円板収容部１０側の貫通孔１４に挿入し、ベ
アリング４は円形凹部１３に嵌入し、ベアリング５は貫
通孔１４に嵌入する。The rotating shaft 1 assembled in this way is shown from the bearing 5 side.
The bearing 4 is inserted into the through hole 14 of the case 3 on the disk housing section 10 side, the bearing 4 is fitted into the circular recess 13, and the bearing 5 is fitted into the through hole 14.
このとき、回転円板２の貫通孔９を介して、ストッパ板
７に取付ねじ８を挿入し、ストッパ板７をケース３にね
し止めする。At this time, a mounting screw 8 is inserted into the stopper plate 7 through the through hole 9 of the rotating disk 2, and the stopper plate 7 is screwed onto the case 3.
このストッパ板７によりベアリング４は円形凹部１３に
固定され、ケース３と回転軸１とが一体的に構成される
。The bearing 4 is fixed in the circular recess 13 by the stopper plate 7, and the case 3 and the rotating shaft 1 are integrally formed.
以上に説明するように本考案によれば、ベアリングおよ
び回転円板が回転軸に組立られ、この回転軸がケースの
一側面から挿入されたのち、回転円板の貫通孔を介して
ストッパ板により回転軸がケースに固定されるから、組
立が容易で、作業能率が向上し、小形化されるという効
果を奏する。As explained above, according to the present invention, the bearing and the rotating disk are assembled on the rotating shaft, and after this rotating shaft is inserted from one side of the case, the stopper plate is inserted through the through hole of the rotating disk. Since the rotating shaft is fixed to the case, assembly is easy, work efficiency is improved, and the device is compact.
第１図は本考案の一実施例の概略構成図、第２図は第１
図の取付側から見た概略構成図である。
１：回転軸、２：回転円板、３：ケース、４゜５：ベア
リング、６：スペーサ、７：ストッパ板、９：貫通孔、
１１：軸端部、１２：ハブ、１３：円形凹部。Fig. 1 is a schematic configuration diagram of one embodiment of the present invention, and Fig. 2 is a schematic diagram of an embodiment of the present invention.
It is a schematic block diagram seen from the attachment side of a figure. 1: Rotating shaft, 2: Rotating disk, 3: Case, 4゜5: Bearing, 6: Spacer, 7: Stopper plate, 9: Through hole,
11: shaft end, 12: hub, 13: circular recess.
Claims (1)
この軸端部に嵌入される第１ベアリングと、このグアリ
ングとの間にスペーサを介して前記軸端部に嵌入され前
記第１ベアリングより大きい外形寸法を有する第２ベア
リングと、前記軸端部に挿入され前記第２ベアリングの
外径部を押え得る内径寸法を有するストッパ板と、前記
ストッパ板の板厚より長いハブを有しこのハブにより前
記軸端部に嵌入され、かつ前記ストッパ板をねじとめす
るための貫通孔を持つ円板を有する回転円板と、一側面
に前記第２ベアリングの外径寸法および幅寸法と等しい
内径寸法および深さ寸法を有する円形凹部とこの円形凹
部と同心に設けられ前記第１ベアリングの外径付法と等
しい内径寸法を有する貫通孔とを設けたケースとを備え
、前記回転軸を前記第１ベアリング側より前記ケースの
一側面へ挿入し、前記第１および第２ベアリングを前記
ケースの貫通孔および円形凹部に嵌入し、前記回転円板
の貫通孔より前記ストッパ板を前記ケースに固定するよ
うにしたことを特徴とする小形回転装置の軸受機構。a rotating shaft having a shaft end whose outer diameter is machined to a small size;
A first bearing fitted into the shaft end and a second bearing having external dimensions larger than the first bearing are fitted into the shaft end with a spacer interposed between the guaring and the second bearing fitted into the shaft end. A stopper plate having an inner diameter that can be inserted and press the outer diameter part of the second bearing, and a hub that is longer than the plate thickness of the stopper plate, and the hub is fitted into the shaft end, and the stopper plate is screwed into place. a rotating disk having a disk having a through hole for fastening; a circular recess on one side having an inner diameter and depth equal to the outer diameter and width of the second bearing; and a circular recess concentrically with the circular recess. and a through hole having an inner diameter equal to the outer diameter of the first bearing, the rotary shaft is inserted into one side of the case from the first bearing side, and the rotating shaft is inserted into one side of the case from the first bearing side. A bearing mechanism for a small rotating device, characterized in that a second bearing is fitted into a through hole and a circular recess of the case, and the stopper plate is fixed to the case through the through hole of the rotating disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12639379U JPS5856422Y2 (en) | 1979-09-14 | 1979-09-14 | Bearing mechanism for small rotating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12639379U JPS5856422Y2 (en) | 1979-09-14 | 1979-09-14 | Bearing mechanism for small rotating equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5644218U JPS5644218U (en) | 1981-04-21 |
| JPS5856422Y2 true JPS5856422Y2 (en) | 1983-12-26 |
Family
ID=29358284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12639379U Expired JPS5856422Y2 (en) | 1979-09-14 | 1979-09-14 | Bearing mechanism for small rotating equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5856422Y2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58134223A (en) * | 1982-02-03 | 1983-08-10 | Canon Inc | Revolution device |
| JP6446792B2 (en) * | 2014-02-26 | 2019-01-09 | 日本精工株式会社 | Optical encoder unit and optical encoder |
| JP2019173710A (en) * | 2018-03-29 | 2019-10-10 | 本田技研工業株式会社 | Pump shaft support structure |
| JP7441099B2 (en) * | 2020-03-31 | 2024-02-29 | ミネベアミツミ株式会社 | absolute encoder |
-
1979
- 1979-09-14 JP JP12639379U patent/JPS5856422Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5644218U (en) | 1981-04-21 |
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