JP5257771B2 - 転がり軸受用保持器及び転がり軸受 - Google Patents
転がり軸受用保持器及び転がり軸受 Download PDFInfo
- Publication number
- JP5257771B2 JP5257771B2 JP2008285331A JP2008285331A JP5257771B2 JP 5257771 B2 JP5257771 B2 JP 5257771B2 JP 2008285331 A JP2008285331 A JP 2008285331A JP 2008285331 A JP2008285331 A JP 2008285331A JP 5257771 B2 JP5257771 B2 JP 5257771B2
- Authority
- JP
- Japan
- Prior art keywords
- ball
- cage
- split
- circumferential
- 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
- 238000005096 rolling process Methods 0.000 title claims description 16
- 210000000078 claw Anatomy 0.000 claims description 18
- 239000000314 lubricant Substances 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/3837—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages
- F16C33/3862—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages comprising two annular parts joined together
- F16C33/3875—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages comprising two annular parts joined together made from plastic, e.g. two injection moulded parts joined by a snap fit
-
- 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
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/664—Retaining the liquid in or near the bearing
- F16C33/6651—Retaining the liquid in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
-
- 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
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/50—Positive connections
- F16C2226/70—Positive connections with complementary interlocking parts
- F16C2226/74—Positive connections with complementary interlocking parts with snap-fit, e.g. by clips
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Description
2 ポケット
3 係合爪
4 係合孔
5 鈎部
6 段部
7 球面部
8 ボール当接壁
9 ボール
10 内輪
11 外輪
12 シール材
Claims (6)
- ボールを収納するポケット(2)を球面の一部である球面部(7)から構成し、この球面部(7)の周方向の両端に、前記球面部(7)との間で前記周方向に窪んだ段差を有し、前記周方向に対して垂直なボール当接壁(8)を形成し、このボール当接壁(8)にボール(9)を1点で接触させ、その複数のポケット(2)の周方向の寸法(L)を、そのボール(9)の直径(D)の1.02〜1.03倍の範囲とし、このポケット(2)の周方向の各端部とボール(9)との間に形成される隙間を潤滑剤溜まりとした転がり軸受用の保持器。
- 軸方向に分割した2つの分割保持器(1a、1b)から構成される請求項1に記載の保持器。
- 一方の分割保持器(1a)の隣り合うポケット(2、2)間に、他方の分割保持器(1b)側に突出する係合爪(3)を形成するとともに、この他方の分割保持器(1b)の隣り合うポケット(2、2)間に前記係合爪(3)が嵌る係合孔(4)を形成し、前記係合爪(3)を係合孔(4)に嵌め込むことによって両分割保持器(1a、1b)を一体とした請求項2に記載の保持器。
- 樹脂成形体から構成される請求項1乃至3のいずれか一つに記載の保持器。
- 請求項1乃至4のいずれか一つに記載の保持器を用いた転がり軸受。
- セラミック製のボール(9)を採用した請求項5に記載の転がり軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008285331A JP5257771B2 (ja) | 2008-11-06 | 2008-11-06 | 転がり軸受用保持器及び転がり軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008285331A JP5257771B2 (ja) | 2008-11-06 | 2008-11-06 | 転がり軸受用保持器及び転がり軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010112461A JP2010112461A (ja) | 2010-05-20 |
JP5257771B2 true JP5257771B2 (ja) | 2013-08-07 |
Family
ID=42301163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008285331A Active JP5257771B2 (ja) | 2008-11-06 | 2008-11-06 | 転がり軸受用保持器及び転がり軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5257771B2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5612912B2 (ja) * | 2010-06-11 | 2014-10-22 | Ntn株式会社 | 深みぞ玉軸受 |
JP2013245762A (ja) * | 2012-05-25 | 2013-12-09 | Ntn Corp | 合成樹脂製保持器および玉軸受 |
JP2015017710A (ja) * | 2014-10-30 | 2015-01-29 | Ntn株式会社 | 合成樹脂製保持器および玉軸受 |
JP6742068B2 (ja) * | 2014-11-04 | 2020-08-19 | Ntn株式会社 | 合成樹脂製保持器および玉軸受 |
JP6834199B2 (ja) * | 2016-07-05 | 2021-02-24 | 株式会社ジェイテクト | 転がり軸受 |
KR101889296B1 (ko) * | 2016-09-21 | 2018-08-20 | 셰플러코리아(유) | 구름 베어링용 버클형 케이지 |
JP6396972B2 (ja) * | 2016-12-06 | 2018-09-26 | Ntn株式会社 | 合成樹脂製保持器および玉軸受 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003194064A (ja) * | 2001-12-27 | 2003-07-09 | Nsk Ltd | 転がり軸受用保持器および転がり軸受 |
JP2003214437A (ja) * | 2002-01-18 | 2003-07-30 | Koyo Seiko Co Ltd | 玉軸受 |
JP4601450B2 (ja) * | 2005-02-18 | 2010-12-22 | Ntn株式会社 | 玉軸受 |
JP4471864B2 (ja) * | 2005-02-18 | 2010-06-02 | Ntn株式会社 | 玉軸受 |
JP2006249127A (ja) * | 2005-03-08 | 2006-09-21 | Nippon Kasei Chem Co Ltd | アセチレン系重合体含有液の取り扱い方法およびアセチレン系重合体含有液 |
JP2006300261A (ja) * | 2005-04-22 | 2006-11-02 | Ntn Corp | 玉軸受 |
JP4612597B2 (ja) * | 2006-09-05 | 2011-01-12 | Ntn株式会社 | 合成樹脂製保持器 |
-
2008
- 2008-11-06 JP JP2008285331A patent/JP5257771B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2010112461A (ja) | 2010-05-20 |
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