JPS6425858U - - Google Patents
Info
- Publication number
- JPS6425858U JPS6425858U JP11783587U JP11783587U JPS6425858U JP S6425858 U JPS6425858 U JP S6425858U JP 11783587 U JP11783587 U JP 11783587U JP 11783587 U JP11783587 U JP 11783587U JP S6425858 U JPS6425858 U JP S6425858U
- Authority
- JP
- Japan
- Prior art keywords
- ball bearing
- rotating shaft
- radial ball
- inner race
- elastic 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.)
- Pending
Links
- 230000036316 preload Effects 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 1
Landscapes
- Support Of The Bearing (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
第１図ないし第３図はこの考案の一実施例を示
し、第１図は予圧を加えたラジアルボールベアリ
ングが組込まれた回転軸を示す断面図、第２図は
その構造を、該予圧構造の組立工程と共に示す分
解斜視図、第３図はそのラジアルボールベアリン
グが組込まれたブラシレスのモータを示す断面図
、第４図は従来のブラシレスのモータを示す断面
図、第５図および第６図はそのモータのラジアル
ボールベアリングの予圧構造を、組立工程と共に
示す断面図である。
１……ハウジング、２……回転軸、３……ラジ
アルボールベアリング、３ａ……アウターレース
、３ｂ……インナーレース、４……メデイア保持
体、１１……鉄板ＰＣ板（ステータ）、１２……
スリーブ、１３……皿ばね（弾性体）、２０……
止め輪（ストツパー）、２１……溝。
Figures 1 to 3 show an embodiment of this invention, Figure 1 is a sectional view showing a rotating shaft incorporating a preloaded radial ball bearing, and Figure 2 shows the structure of the preloaded structure. Fig. 3 is a sectional view showing a brushless motor incorporating the radial ball bearing, Fig. 4 is a sectional view showing a conventional brushless motor, and Figs. 5 and 6. is a sectional view showing the preload structure of the radial ball bearing of the motor together with the assembly process. DESCRIPTION OF SYMBOLS 1...Housing, 2...Rotating shaft, 3...Radial ball bearing, 3a...Outer race, 3b...Inner race, 4...Media holder, 11...Iron plate PC board (stator), 12...
Sleeve, 13... Belleville spring (elastic body), 20...
Retaining ring (stopper), 21...groove.
Claims (1)
、この回転軸の他端側に嵌挿したラジアルボール
ベアリングと、前記メデイア保持体とこれと対向
するラジアルボールベアリングのインナーレース
端との間に設けた該インナーレースに回転軸の軸
心方向に沿う力を加える弾性体と、前記回転軸の
他端部に設けられラジアルボールベアリングの軸
端側のインナーレース端を規制し、前記弾性体と
の協同で前記ラジアルボールベアリングに予圧を
与えるストツパーとを具備したことを特徴するモ
ータ。 Between a rotating shaft with a media holder attached to one end, a radial ball bearing fitted into the other end of the rotating shaft, and the media holder and the opposing inner race end of the radial ball bearing. an elastic body that applies a force along the axial direction of the rotating shaft to the inner race provided on the rotating shaft; and an elastic body that is provided on the other end of the rotating shaft to regulate the end of the inner race on the shaft end side of the radial ball bearing; and a stopper that cooperates with the radial ball bearing to apply preload to the radial ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11783587U JPS6425858U (en) | 1987-07-31 | 1987-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11783587U JPS6425858U (en) | 1987-07-31 | 1987-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6425858U true JPS6425858U (en) | 1989-02-14 |
Family
ID=31361641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11783587U Pending JPS6425858U (en) | 1987-07-31 | 1987-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6425858U (en) |
-
1987
- 1987-07-31 JP JP11783587U patent/JPS6425858U/ja active Pending
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