JP4380262B2 - シェル形ころ軸受 - Google Patents
シェル形ころ軸受 Download PDFInfo
- Publication number
- JP4380262B2 JP4380262B2 JP2003299004A JP2003299004A JP4380262B2 JP 4380262 B2 JP4380262 B2 JP 4380262B2 JP 2003299004 A JP2003299004 A JP 2003299004A JP 2003299004 A JP2003299004 A JP 2003299004A JP 4380262 B2 JP4380262 B2 JP 4380262B2
- Authority
- JP
- Japan
- Prior art keywords
- seal
- axial direction
- outer ring
- recess
- shell
- 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.)
- Expired - Fee Related
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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
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7809—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 needle roller bearings
-
- 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
- F16C19/44—Needle bearings
- F16C19/46—Needle bearings with one row or needles
- F16C19/466—Needle bearings with one row or needles comprising needle rollers and an outer ring, i.e. subunit without inner ring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Rolling Contact Bearings (AREA)
Description
2 シェル形の外輪
3 円筒部
5 針状ころ
6 保持器
7 鍔部
8 シール
9 シール装着部
10 段付凹部
11 環状の凹部
12 胴体部
15 リップ
16 隅部
17 角状部
18b 係止面
19 嵌合面
21 接触部
Claims (2)
- シェル形の外輪と、この外輪に組込まれる複数のころと、環状のシールとを備え、
外輪は、内周面を前記ころの外輪軌道部とする円筒部と、前記円筒部の軸方向の一方側に隣接し、前記円筒部よりも大径の本体部を有するシール装着部と、前記シール装着部の軸方向一方側に隣接し、軸方向の他方側に向けて傾斜した形状の鍔部と、前記鍔部に隣接する前記シール装着部の軸方向の一方側は、シール装着部の本体部から径方向外方側に窪む段付凹部が形成され、
前記シールは、軸方向の一方側の径方向中間に形成されて軸方向の他方側にくぼむ環状の凹部と、この凹部の外径側に形成されて前記シール装着部に嵌合する胴体部と、前記凹部の内径側に形成されてころの内輪軌道部に接触するリップと、軸方向の他方側の外方側に形成されて軸方向の他方側に向かって縮径し、内径側が前記円筒部よりも小径である案内面と、を備え、
前記胴体部は、軸方向に延在する外周面を有し、軸方向の一方側の外周部に、前記シール装着部の段付凹部と鍔部とが連続する隅部に嵌合する角状部を有し、
前記角状部は、径方向に沿った平面状に形成されて前記隅部に軸方向で接触する係止面と、この係止面の径方向内方位置で、かつ前記鍔部の傾斜面に嵌合するよう傾斜して形成された嵌合面とを有するとともに、前記胴体部の外周面は前記シール装着部の本体部と段付凹部とにと弾性的に嵌着している、ことを特徴とするシェル形ころ軸受。 - 請求項1記載のシェル形ころ軸受であって、
前記シールは弾性体からなり、かつ前記外輪に形成された鍔部を乗越えて組込まれたものである、ことを特徴とするシェル形ころ軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003299004A JP4380262B2 (ja) | 2003-08-22 | 2003-08-22 | シェル形ころ軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003299004A JP4380262B2 (ja) | 2003-08-22 | 2003-08-22 | シェル形ころ軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005069336A JP2005069336A (ja) | 2005-03-17 |
JP4380262B2 true JP4380262B2 (ja) | 2009-12-09 |
Family
ID=34404341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003299004A Expired - Fee Related JP4380262B2 (ja) | 2003-08-22 | 2003-08-22 | シェル形ころ軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4380262B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007064307A (ja) * | 2005-08-30 | 2007-03-15 | Ntn Corp | 芯金無しシールおよび転がり軸受 |
JP5786405B2 (ja) * | 2010-11-04 | 2015-09-30 | 株式会社ジェイテクト | シェル形ころ軸受 |
-
2003
- 2003-08-22 JP JP2003299004A patent/JP4380262B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005069336A (ja) | 2005-03-17 |
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