JPH037530U - - Google Patents
Info
- Publication number
- JPH037530U JPH037530U JP1989069655U JP6965589U JPH037530U JP H037530 U JPH037530 U JP H037530U JP 1989069655 U JP1989069655 U JP 1989069655U JP 6965589 U JP6965589 U JP 6965589U JP H037530 U JPH037530 U JP H037530U
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- sliding surface
- self
- lip
- seal structure
- 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
- 238000005096 rolling process Methods 0.000 claims 4
- 238000013459 approach Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図はこの考案に係る実施例を示す縦断側面
図、第２図と第３図は同上のリツプと遮へい板の
関係を示す図、第４図及び第５図はそれぞれ従来
例を示す縦断側面図、第６図はリツプ波打ち現象
示す図である。
１……内輪、２……外輪、３……ボール転走面
、４……軸受シール、５……芯金、６……弾性材
、８……リツプ、９……遮へい板、１１……ラビ
リンスすき間、１２……環状凹部、１３……摺接
面、Ｏ……軸受中心、Ａ……円弧、Ｂ……接線。
Fig. 1 is a vertical cross-sectional side view showing an embodiment according to this invention, Figs. 2 and 3 are views showing the relationship between the lip and the shielding plate, and Figs. 4 and 5 are longitudinal cross-sectional views showing the conventional example. The side view, FIG. 6, is a diagram showing the lip waving phenomenon. DESCRIPTION OF SYMBOLS 1... Inner ring, 2... Outer ring, 3... Ball raceway surface, 4... Bearing seal, 5... Core metal, 6... Elastic material, 8... Lip, 9... Shielding plate, 11... Labyrinth gap, 12...Annular recess, 13...Sliding surface, O...Bearing center, A...Circular arc, B...Tangential line.
Claims (1)
れ軸受シールと遮へい板を内側から順に取付け、
その軸受シールの外側面に環状リツプを形成し、
遮へい板の内側面に上記リツプ先端が摺接する摺
接面を設けた転がり軸受の自動調心シール構造に
おいて、上記遮へい板の摺接面を内側から外側に
向かつて内輪に接近する傾斜面とすると共に、上
記リツプ先端を摺接面に沿つて軸受シール側に屈
曲させたことを特徴とする転がり軸受の自動調心
シール構造。 (2) 摺接面が、軸受中心を中心とする円弧に対
して接線方向に傾斜する傾斜面である請求項１に
記載の転がり軸受の自動調心シール構造。[Scope of claim for utility model registration] (1) Bearing seals and shielding plates are installed on both sides of the rolling element raceway between the inner and outer rings in order from the inside,
forming an annular lip on the outer surface of the bearing seal;
In a self-aligning seal structure for a rolling bearing in which the inner surface of the shielding plate has a sliding surface on which the tip of the lip slides, the sliding surface of the shielding plate is an inclined surface that approaches the inner ring from the inside to the outside. Also, a self-aligning seal structure for a rolling bearing, characterized in that the tip of the lip is bent toward the bearing seal side along the sliding surface. (2) The self-aligning seal structure for a rolling bearing according to claim 1, wherein the sliding surface is an inclined surface that is inclined in a tangential direction with respect to an arc centered on the center of the bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989069655U JPH037530U (en) | 1989-06-12 | 1989-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989069655U JPH037530U (en) | 1989-06-12 | 1989-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH037530U true JPH037530U (en) | 1991-01-24 |
Family
ID=31605150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989069655U Pending JPH037530U (en) | 1989-06-12 | 1989-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH037530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49106515U (en) * | 1972-12-29 | 1974-09-12 | ||
| KR100746064B1 (en) * | 2005-08-05 | 2007-08-03 | 가부시키가이샤 도요다 지도숏키 | Rotary shaft support structure of industrial vehicle |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6334320A (en) * | 1986-07-25 | 1988-02-15 | Nippon Seiko Kk | Sealing device for rolling bearing |
-
1989
- 1989-06-12 JP JP1989069655U patent/JPH037530U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6334320A (en) * | 1986-07-25 | 1988-02-15 | Nippon Seiko Kk | Sealing device for rolling bearing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49106515U (en) * | 1972-12-29 | 1974-09-12 | ||
| KR100746064B1 (en) * | 2005-08-05 | 2007-08-03 | 가부시키가이샤 도요다 지도숏키 | Rotary shaft support structure of industrial vehicle |
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