JPS63112618U - - Google Patents
Info
- Publication number
- JPS63112618U JPS63112618U JP442287U JP442287U JPS63112618U JP S63112618 U JPS63112618 U JP S63112618U JP 442287 U JP442287 U JP 442287U JP 442287 U JP442287 U JP 442287U JP S63112618 U JPS63112618 U JP S63112618U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- outer ring
- sealing device
- tapered surface
- thrust
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000011056 performance test Methods 0.000 description 1
Landscapes
- Rolls And Other Rotary Bodies (AREA)
Description
第１図は本考案ロール軸受の密封装置の一実施
例を示す一部断面正面図、第２図は第１図側面図
、第３図および第５図は本考案装置の他の実施例
を示す部分断面正面図、第４図および第６図は第
３図および第５図の側面図、第７図は従来の密封
装置と本考案の密封装置の性能試験結果を示すグ
ラフ、第８図は従来のロール軸受の密封装置の一
部断面正面図、第９図は従来のロール軸受の密封
装置における２重シールの部分断面正面図である
。
符号の説明１００：外輪、１０２：テーパ面、
１０３：シール板、２００：軸体、３００：転動
体、４００：スラストリング、４０５：水抜き用
通路、５００：弾性シール体、６００：内輪。
Fig. 1 is a partially sectional front view showing one embodiment of the sealing device for a roll bearing of the present invention, Fig. 2 is a side view of Fig. 1, and Figs. 3 and 5 show other embodiments of the sealing device of the present invention. 4 and 6 are side views of FIGS. 3 and 5, FIG. 7 is a graph showing the performance test results of the conventional sealing device and the sealing device of the present invention, and FIG. 8 is a partially sectional front view. 9 is a partially sectional front view of a conventional roll bearing sealing device, and FIG. 9 is a partially sectional front view of a double seal in the conventional roll bearing sealing device. Explanation of symbols 100: Outer ring, 102: Tapered surface,
103: Seal plate, 200: Shaft body, 300: Rolling element, 400: Thrust ring, 405: Drain passage, 500: Elastic seal body, 600: Inner ring.
Claims (1)
して転動体が配列されており、かつ前記外輪が回
転するロール軸受の密封装置において、前記外輪
の端部に固着されたシール板と軸体に固着された
スラストリングとの間の軸方向空間部に弾性シー
ル体を有し、かつ前記外輪の端部側内周にテーパ
面を形成すると共に該テーパ面とスラストリング
の外周部との間に非接触のシール部を有し、しか
も該スラストリングの下部に軸方向の水抜き用通
路が形成されていることを特徴としたロール軸受
の密封装置。 In a sealing device for a roll bearing in which rolling elements are arranged between an outer ring and a shaft body of the bearing directly or via an inner ring, and the outer ring rotates, the sealing plate fixed to an end of the outer ring and the shaft are provided. An elastic seal is provided in the axial space between the outer ring and the thrust ring, and a tapered surface is formed on the inner periphery of the end of the outer ring, and the tapered surface and the outer periphery of the thrust ring are connected to each other. 1. A sealing device for a roll bearing, comprising a non-contact sealing portion therebetween, and an axial water drainage passage formed at the bottom of the thrust ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987004422U JPH0520891Y2 (en) | 1987-01-17 | 1987-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987004422U JPH0520891Y2 (en) | 1987-01-17 | 1987-01-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63112618U true JPS63112618U (en) | 1988-07-20 |
| JPH0520891Y2 JPH0520891Y2 (en) | 1993-05-28 |
Family
ID=30785074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987004422U Expired - Lifetime JPH0520891Y2 (en) | 1987-01-17 | 1987-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0520891Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011033171A (en) * | 2009-08-05 | 2011-02-17 | Nsk Ltd | Bearing device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152416A (en) * | 1984-07-13 | 1986-03-15 | エス ケイ エフ インダストリアル トレ−デイング アンド デベロプメント カンパニ− ビ−ブイ | Seal apparatus for roll bearing |
-
1987
- 1987-01-17 JP JP1987004422U patent/JPH0520891Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152416A (en) * | 1984-07-13 | 1986-03-15 | エス ケイ エフ インダストリアル トレ−デイング アンド デベロプメント カンパニ− ビ−ブイ | Seal apparatus for roll bearing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011033171A (en) * | 2009-08-05 | 2011-02-17 | Nsk Ltd | Bearing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0520891Y2 (en) | 1993-05-28 |