JP4582051B2 - 玉軸受 - Google Patents
玉軸受 Download PDFInfo
- Publication number
- JP4582051B2 JP4582051B2 JP2006157438A JP2006157438A JP4582051B2 JP 4582051 B2 JP4582051 B2 JP 4582051B2 JP 2006157438 A JP2006157438 A JP 2006157438A JP 2006157438 A JP2006157438 A JP 2006157438A JP 4582051 B2 JP4582051 B2 JP 4582051B2
- Authority
- JP
- Japan
- Prior art keywords
- cage
- ball
- claw pieces
- balls
- ball bearing
- 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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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
- F16C33/41—Ball cages comb-shaped
- F16C33/412—Massive or moulded comb cages, e.g. snap ball cages
- F16C33/414—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages
- F16C33/416—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages made from plastic, e.g. injection moulded comb cages
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Description
L=πdm/z (dm:PCD、z:玉数)
となるように設定されている。
外輪と、
前記内輪と前記外輪との間に転動自在に配設された複数の玉と、
前記玉を円周方向に沿って所定間隔に保持する複数のポケットが設けられたプラスチック製保持器と、を備えた玉軸受において、
前記保持器は、
環状の保持器本体と、
前記各ポケットの開口端を構成する一対の爪片と、
前記一対の爪片の円周方向外側に設けられた離間部と、
前記離間部から軸方向に立ち上がり軸方向端部が平坦面を形成し、且つ、軸方向から見て円弧状に形成され、隣接する前記ポケット間に設けられた凸部と、を備え、
前記凸部と前記爪片との前記離間部の底面からの高さは同じ高さに設定されており、
前記凸部と前記爪片との半径方向の幅は同じ幅に設定されていることを特徴とする玉軸受。
また、本発明の玉軸受は、例えば自動車用トランスミッションにおいて、低フリクションと高速回転化に有効であり、ハイブリッド車に好適に用いられる。
図1は、本発明の第1実施形態である玉軸受用プラスチック製保持器の斜視図、図2は本発明の第1実施形態である玉軸受の要部断面図、図3は本発明の第1実施形態の保持器の部分展開図、図4は図3の要部拡大図である。
2,22,31 保持器
3 内輪
4 外輪
11,32 保持器本体
12,35 ポケット
13 凸部
14 玉
16a,16b,33a,33b 爪片
18a,18b,20a,20b 離間部
Claims (2)
- 内輪と、
外輪と、
前記内輪と前記外輪との間に転動自在に配設された複数の玉と、
前記玉を円周方向に沿って所定間隔に保持する複数のポケットが設けられたプラスチック製保持器と、を備えた玉軸受において、
前記保持器は、
環状の保持器本体と、
前記各ポケットの開口端を構成する一対の爪片と、
前記一対の爪片の円周方向外側に設けられた離間部と、
前記離間部から軸方向に立ち上がり軸方向端部が平坦面を形成し、且つ、軸方向から見て円弧状に形成され、隣接する前記ポケット間に設けられた凸部と、を備え、
前記凸部と前記爪片との前記離間部の底面からの高さは同じ高さに設定されており、
前記凸部と前記爪片との半径方向の幅は同じ幅に設定されていることを特徴とする玉軸受。 - 隣接する前記ポケットに保持された玉間距離Lが、玉径Daの2倍以上であることを特徴とする請求項1記載の玉軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006157438A JP4582051B2 (ja) | 2006-06-06 | 2006-06-06 | 玉軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006157438A JP4582051B2 (ja) | 2006-06-06 | 2006-06-06 | 玉軸受 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010159006A Division JP5029733B2 (ja) | 2010-07-13 | 2010-07-13 | 玉軸受 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007327514A JP2007327514A (ja) | 2007-12-20 |
JP2007327514A5 JP2007327514A5 (ja) | 2009-07-16 |
JP4582051B2 true JP4582051B2 (ja) | 2010-11-17 |
Family
ID=38928113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006157438A Active JP4582051B2 (ja) | 2006-06-06 | 2006-06-06 | 玉軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4582051B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101622515B1 (ko) * | 2015-04-01 | 2016-05-18 | 셰플러코리아(유) | 완충부를 구비한 볼 베어링용 플라스틱 케이지 |
WO2023199646A1 (ja) * | 2022-04-15 | 2023-10-19 | 日本精工株式会社 | 玉軸受用冠型保持器、及び玉軸受 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5219842A (en) * | 1975-08-07 | 1977-02-15 | Skf Ind Trading & Dev | Method of assembling plastic gauge for ball bearing and ball bearing |
JPS6041627U (ja) * | 1983-08-31 | 1985-03-23 | 日本精工株式会社 | 玉軸受用冠型保持器 |
JPH02132125U (ja) * | 1989-04-07 | 1990-11-02 | ||
JPH066742U (ja) * | 1991-12-27 | 1994-01-28 | 株式会社ツー・ナイン・ジャパン | ラジアルボールベアリングにおけるボール支持機構 |
JPH0763222A (ja) * | 1993-08-27 | 1995-03-07 | Koyo Seiko Co Ltd | 玉軸受用冠型保持器 |
JPH08121486A (ja) * | 1994-10-20 | 1996-05-14 | Koyo Seiko Co Ltd | 冠形保持器 |
JP2001020957A (ja) * | 1999-07-05 | 2001-01-23 | Koyo Seiko Co Ltd | 合成樹脂製冠形保持器 |
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 |
JP2005180666A (ja) * | 2003-12-24 | 2005-07-07 | Ntn Corp | 玉軸受用保持器およびその玉軸受 |
-
2006
- 2006-06-06 JP JP2006157438A patent/JP4582051B2/ja active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5219842A (en) * | 1975-08-07 | 1977-02-15 | Skf Ind Trading & Dev | Method of assembling plastic gauge for ball bearing and ball bearing |
JPS6041627U (ja) * | 1983-08-31 | 1985-03-23 | 日本精工株式会社 | 玉軸受用冠型保持器 |
JPH02132125U (ja) * | 1989-04-07 | 1990-11-02 | ||
JPH066742U (ja) * | 1991-12-27 | 1994-01-28 | 株式会社ツー・ナイン・ジャパン | ラジアルボールベアリングにおけるボール支持機構 |
JPH0763222A (ja) * | 1993-08-27 | 1995-03-07 | Koyo Seiko Co Ltd | 玉軸受用冠型保持器 |
JPH08121486A (ja) * | 1994-10-20 | 1996-05-14 | Koyo Seiko Co Ltd | 冠形保持器 |
JP2001020957A (ja) * | 1999-07-05 | 2001-01-23 | Koyo Seiko Co Ltd | 合成樹脂製冠形保持器 |
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 |
JP2005180666A (ja) * | 2003-12-24 | 2005-07-07 | Ntn Corp | 玉軸受用保持器およびその玉軸受 |
Also Published As
Publication number | Publication date |
---|---|
JP2007327514A (ja) | 2007-12-20 |
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