JP5139549B2 - 密封型転がり軸受 - Google Patents
密封型転がり軸受 Download PDFInfo
- Publication number
- JP5139549B2 JP5139549B2 JP2011049179A JP2011049179A JP5139549B2 JP 5139549 B2 JP5139549 B2 JP 5139549B2 JP 2011049179 A JP2011049179 A JP 2011049179A JP 2011049179 A JP2011049179 A JP 2011049179A JP 5139549 B2 JP5139549 B2 JP 5139549B2
- Authority
- JP
- Japan
- Prior art keywords
- seal
- contact
- seals
- rolling bearing
- lip
- 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.)
- Active
Links
Images
Classifications
-
- 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
- F16C33/7896—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members with two or more discrete sealings arranged in series
-
- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
-
- 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
- F16C2326/01—Parts of vehicles in general
- F16C2326/06—Drive shafts
-
- 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
- F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
- F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
- F16C33/7853—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with one or more sealing lips to contact the inner race
-
- 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
- F16C33/7889—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to an inner race and extending toward the outer race
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Of Bearings (AREA)
- Rolling Contact Bearings (AREA)
Description
・回転サイクル:1000rpm→0rpm→300rpm→0rpm
(30分/サイクル)
・ 試験時間 :160時間
・ 泥水 :関東ローム粉JIS8種(泥分濃度5質量%)
1a シール摺接面
1b 段差部
2 外輪
2a シール摺接面
2b 係止溝
3 ボール
4 保持器
5、6 接触シール
5a、6a 芯金
5b、6b 弾性部材
5c、5d、6c、6d シールリップ
Claims (1)
- 泥水が飛散する環境で使用され、内輪と外輪の間の軸受空間を、弾性部材で形成したシールリップをシール摺接面に接触させる接触シールで密封した密封型転がり軸受において、前記軸受空間を内側と外側の2つの接触シールで密封し、これらの内側と外側の各接触シールにそれぞれ内外2枚のシールリップを設け、前記内側の接触シールの各シールリップの先端エッジ部を前記シール摺接面に線接触させ、前記外側の接触シールの各シールリップは、その側面部を前記外輪の内周面に軸方向内側から外側に向かって広がるように形成されたテーパ状のシール摺接面に面接触させることにより、前記外側の接触シールの各シールリップの面接触で泥水の泥分を遮断するとともに、前記面接触の界面から浸入する水分を前記内側の接触シールの各シールリップの線接触で遮断するようにし、前記外側の接触シールの各シールリップを形成する弾性部材を、ニトリルゴムまたはフッ素ゴムとしたことを特徴とする密封型転がり軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011049179A JP5139549B2 (ja) | 2011-03-07 | 2011-03-07 | 密封型転がり軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011049179A JP5139549B2 (ja) | 2011-03-07 | 2011-03-07 | 密封型転がり軸受 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005065075A Division JP4762576B2 (ja) | 2005-03-09 | 2005-03-09 | 耐泥水密封型転がり軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011117608A JP2011117608A (ja) | 2011-06-16 |
JP5139549B2 true JP5139549B2 (ja) | 2013-02-06 |
Family
ID=44283146
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011049179A Active JP5139549B2 (ja) | 2011-03-07 | 2011-03-07 | 密封型転がり軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5139549B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6050080B2 (ja) | 2012-10-05 | 2016-12-21 | Ntn株式会社 | 密封型転がり軸受 |
CN112360882A (zh) * | 2020-10-19 | 2021-02-12 | 浙江丰安精密机械有限公司 | 一种深沟球轴承 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH088343Y2 (ja) * | 1990-09-06 | 1996-03-06 | 光洋精工株式会社 | 軸受の密封装置 |
JPH0728227U (ja) * | 1993-10-29 | 1995-05-23 | エヌティエヌ株式会社 | 軸受の密封装置 |
JPH09196071A (ja) * | 1996-01-22 | 1997-07-29 | Nippon Seiko Kk | シール装置付転がり軸受 |
JPH11218141A (ja) * | 1998-01-30 | 1999-08-10 | Ntn Corp | 軸受ユニット |
JP4221944B2 (ja) * | 2002-04-02 | 2009-02-12 | 株式会社ジェイテクト | 密封装置 |
-
2011
- 2011-03-07 JP JP2011049179A patent/JP5139549B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2011117608A (ja) | 2011-06-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7591593B2 (en) | Sealed rolling bearing | |
EP2685118A1 (en) | Wheel hub rolling bearing assembly for a motor vehicle with a sealing device | |
EP3187755B1 (en) | Sealing device | |
JP5800141B2 (ja) | 密封装置 | |
WO2016083133A1 (en) | Sealed bearing | |
JP5139549B2 (ja) | 密封型転がり軸受 | |
CN102135133A (zh) | 一种密封单列圆柱滚子轴承 | |
JP4851114B2 (ja) | 密封型転がり軸受 | |
JP4762576B2 (ja) | 耐泥水密封型転がり軸受 | |
JP2010138931A (ja) | 密封型転がり軸受 | |
CN204284456U (zh) | 一种免维护压辊 | |
JP2008014484A (ja) | 転がり軸受 | |
JP2006349043A (ja) | 密封型転がり軸受 | |
JP2006250240A (ja) | 密封型転がり軸受 | |
JP4676212B2 (ja) | 密封型転がり軸受 | |
JP2014231861A (ja) | 転がり軸受 | |
JP4502120B2 (ja) | 密封装置 | |
JP2006250237A (ja) | 密封型転がり軸受 | |
JP2006275232A (ja) | 密封型転がり軸受 | |
CN204061559U (zh) | 背对背角接触球轴承 | |
CN101265949A (zh) | 三唇接触式密封轴承 | |
CN202991857U (zh) | 一种密封调心球轴承 | |
JP2006214558A (ja) | 密封型転がり軸受 | |
JP2006214557A (ja) | 密封型転がり軸受 | |
CN204061543U (zh) | 背对背角接触球轴承 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110401 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20110401 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20120328 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120515 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120629 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20121030 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20121115 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5139549 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20151122 Year of fee payment: 3 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |