JP2006214571A - 密封装置付き軸受 - Google Patents
密封装置付き軸受 Download PDFInfo
- Publication number
- JP2006214571A JP2006214571A JP2005030743A JP2005030743A JP2006214571A JP 2006214571 A JP2006214571 A JP 2006214571A JP 2005030743 A JP2005030743 A JP 2005030743A JP 2005030743 A JP2005030743 A JP 2005030743A JP 2006214571 A JP2006214571 A JP 2006214571A
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- JP
- Japan
- Prior art keywords
- seal
- bearing
- labyrinth
- diameter cylindrical
- outer ring
- 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.)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7813—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for tapered roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/80—Labyrinth sealings
- F16C33/805—Labyrinth sealings in addition to other sealings, e.g. dirt guards to protect sealings with sealing lips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
- F16C19/383—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
- F16C19/385—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
- F16C19/386—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings in O-arrangement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/10—Railway vehicles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Of Bearings (AREA)
- Rolling Contact Bearings (AREA)
Abstract
【解決手段】密封装置10が、外輪4の開口端部と嵌合したシールケース12と、シールケース12の内部に保持されたオイルシール18とからなり、シールケース12が段付き円筒形状で、大径円筒部12aにて外輪4の開口端部と嵌合し、小径円筒部12dにて回転部材28の外周面との間にラビリンスAを形成し、オイルシール18が軸受内部側に位置するメインリップ20と軸受外部側に位置するダストリップ22を有し、ダストリップ22とシールケース12の小径円筒部12dとの間にラビリンスAに連続する空間(第二のラビリンス)Bを形成してある。
【選択図】 図1
Description
4 外輪
6 転動体
8 保持器
10 密封装置
12 シールケース
12a 大径円筒部
12b 中径円筒部
12c 肩部
12d 小径円筒部
14 金属環
16 芯金
18 オイルシール
20 メインリップ
22 ダストリップ
24 前蓋
26 油切り
28 後ろ蓋
30 主軸
32 ボルト
34 当て金
36 センサ
38 信号検出部
A ラビリンス
B 空間(第二のラビリンス)
Claims (1)
- 回転部材に固定される軸受内輪と、静止部材に固定される軸受外輪と、軸受内輪の軌道と軸受外輪の軌道との間に転動自在に介在する転動体と、転動体を円周方向で所定間隔に保持する保持器と、軸受外輪の開口端部に装着した密封装置とからなり、
前記密封装置が、前記軸受外輪の開口端部と嵌合したシールケースと、前記シールケースの内部に保持されたオイルシールとからなり、前記シールケースが段付き円筒形状で、大径円筒部にて軸受外輪の開口端部と嵌合し、小径円筒部にて前記回転部材の外周面との間にラビリンスを形成し、前記オイルシールが軸受内部側に位置するメインリップと軸受外部側に位置するダストリップを有し、前記ダストリップと前記シールケースの小径円筒部との間に前記ラビリンスに連続するラビリンスを形成したことを特徴とする密封装置付き軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005030743A JP4704057B2 (ja) | 2005-02-07 | 2005-02-07 | 密封装置付き軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005030743A JP4704057B2 (ja) | 2005-02-07 | 2005-02-07 | 密封装置付き軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006214571A true JP2006214571A (ja) | 2006-08-17 |
JP4704057B2 JP4704057B2 (ja) | 2011-06-15 |
Family
ID=36977966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005030743A Expired - Fee Related JP4704057B2 (ja) | 2005-02-07 | 2005-02-07 | 密封装置付き軸受 |
Country Status (1)
Country | Link |
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JP (1) | JP4704057B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107461411A (zh) * | 2017-08-14 | 2017-12-12 | 童春国 | 一种用于轴承座的迷宫密封结构 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS444488Y1 (ja) * | 1964-09-22 | 1969-02-19 | ||
JPS4816403Y1 (ja) * | 1969-10-16 | 1973-05-10 | ||
JPS5778261U (ja) * | 1980-10-27 | 1982-05-14 | ||
JPS57124663U (ja) * | 1981-01-30 | 1982-08-03 | ||
JPS6181761U (ja) * | 1984-10-30 | 1986-05-30 | ||
JPH0549103U (ja) * | 1991-11-29 | 1993-06-29 | エヌティエヌ株式会社 | 転がり軸受の密封装置 |
JPH0647008U (ja) * | 1992-12-07 | 1994-06-28 | 光洋精工株式会社 | 車軸用軸受装置 |
JPH1151069A (ja) * | 1997-07-31 | 1999-02-23 | Minebea Co Ltd | ダブルシールベアリング |
JP2003336651A (ja) * | 2002-05-21 | 2003-11-28 | Ntn Corp | 鉄道車両車軸用軸受 |
-
2005
- 2005-02-07 JP JP2005030743A patent/JP4704057B2/ja not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS444488Y1 (ja) * | 1964-09-22 | 1969-02-19 | ||
JPS4816403Y1 (ja) * | 1969-10-16 | 1973-05-10 | ||
JPS5778261U (ja) * | 1980-10-27 | 1982-05-14 | ||
JPS57124663U (ja) * | 1981-01-30 | 1982-08-03 | ||
JPS6181761U (ja) * | 1984-10-30 | 1986-05-30 | ||
JPH0549103U (ja) * | 1991-11-29 | 1993-06-29 | エヌティエヌ株式会社 | 転がり軸受の密封装置 |
JPH0647008U (ja) * | 1992-12-07 | 1994-06-28 | 光洋精工株式会社 | 車軸用軸受装置 |
JPH1151069A (ja) * | 1997-07-31 | 1999-02-23 | Minebea Co Ltd | ダブルシールベアリング |
JP2003336651A (ja) * | 2002-05-21 | 2003-11-28 | Ntn Corp | 鉄道車両車軸用軸受 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107461411A (zh) * | 2017-08-14 | 2017-12-12 | 童春国 | 一种用于轴承座的迷宫密封结构 |
CN107461411B (zh) * | 2017-08-14 | 2024-01-12 | 湖北嘉迈隆工业技术有限公司 | 一种用于轴承座的迷宫密封结构 |
Also Published As
Publication number | Publication date |
---|---|
JP4704057B2 (ja) | 2011-06-15 |
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