JP4851245B2 - 転がり軸受 - Google Patents
転がり軸受 Download PDFInfo
- Publication number
- JP4851245B2 JP4851245B2 JP2006161983A JP2006161983A JP4851245B2 JP 4851245 B2 JP4851245 B2 JP 4851245B2 JP 2006161983 A JP2006161983 A JP 2006161983A JP 2006161983 A JP2006161983 A JP 2006161983A JP 4851245 B2 JP4851245 B2 JP 4851245B2
- Authority
- JP
- Japan
- Prior art keywords
- seal
- seal member
- lip
- groove
- 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.)
- Active
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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
- F16C33/784—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
- F16C33/7856—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 with a single sealing lip
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Description
2 外輪
3 転動体
4 シール部材
5 内輪軌道
6 外輪軌道
7 シール溝
8 係止溝
9 外周縁部
10 芯金
11 弾性体
12 支持部
13 シールリップ
14 軌道側溝壁
15 肩部
16 主リップ
17 ラビリンスリップ
18 ラビリンスシール
19 傾斜壁面
20 内周面
21 底面
22 傾斜面
23 肩部側溝壁
24 外周面
25 段差部
26 山部
27 先端部
40 内輪
41 外輪
42 軌道
43 軌道
44 転動体
45 シール溝
46 係止溝
47 肩部
50 シール部材
51 弾性体
52 芯金
53 支持部
54 シールリップ
55 主リップ
56 ラビリンスリップ
Claims (1)
- 内輪(1)と、外輪(2)と、転動体(3)と、シール部材(4)とを備え、前記内輪(1)および外輪(2)の両軌道(5)、(6)間に前記転動体(3)が介在され、前記内輪(1)の軌道(5)の側方にシール溝(7)が形成され、前記シール溝(7)に対向する前記外輪(2)の内周面に、弾性体(11)を芯金(10)で補強した前記シール部材(4)が装着され、このシール部材(4)の内周部に前記シール溝(7)の軌道側溝壁(14)に接触するシールリップ(13)が設けられた転がり軸受において、
上記シール部材(4)を径方向の断面形状で見た場合に、上記シールリップ(13)の重心が、前記シール部材(4)の芯金(10)内端部の軸方向の厚みの中心線上に配置され、上記シール部材(4)の芯金(10)と、上記シールリップ(13)との間に肉厚が薄い支持部(12)が形成され、前記シール部材(4)の芯金(10)内端部の軸方向の厚みの範囲内に、前記シール部材(4)の支持部(12)の軸方向の厚みが含まれるように配置され、前記シール部材(4)の内周部から前記シールリップ(13)にわたって、前記支持部(12)の軸方向の厚みの範囲内に、前記芯金(10)の内端部の軸方向の厚みの中心線が位置するようにしたことを特徴とする転がり軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006161983A JP4851245B2 (ja) | 2006-06-12 | 2006-06-12 | 転がり軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006161983A JP4851245B2 (ja) | 2006-06-12 | 2006-06-12 | 転がり軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007332979A JP2007332979A (ja) | 2007-12-27 |
JP4851245B2 true JP4851245B2 (ja) | 2012-01-11 |
Family
ID=38932651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006161983A Active JP4851245B2 (ja) | 2006-06-12 | 2006-06-12 | 転がり軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4851245B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009093400A1 (ja) * | 2008-01-21 | 2009-07-30 | Ntn Corporation | クラッチレリーズ軸受装置用玉軸受 |
JP5095494B2 (ja) * | 2008-05-19 | 2012-12-12 | Ntn株式会社 | クラッチレリーズ軸受装置用玉軸受 |
JP5191798B2 (ja) * | 2008-05-20 | 2013-05-08 | Ntn株式会社 | クラッチレリーズ軸受装置用玉軸受 |
CN111473052A (zh) * | 2020-04-22 | 2020-07-31 | 钱潮轴承有限公司 | 一种头部双唇密封结构的轴承 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003227521A (ja) * | 2002-02-04 | 2003-08-15 | Koyo Seiko Co Ltd | 転がり軸受の密封装置 |
JP2005054909A (ja) * | 2003-08-05 | 2005-03-03 | Nsk Ltd | 密封形転がり軸受 |
JP4526304B2 (ja) * | 2004-05-28 | 2010-08-18 | Ntn株式会社 | 転がり軸受 |
-
2006
- 2006-06-12 JP JP2006161983A patent/JP4851245B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2007332979A (ja) | 2007-12-27 |
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