JP2006226447A - 合成樹脂製保持器および玉軸受 - Google Patents
合成樹脂製保持器および玉軸受 Download PDFInfo
- Publication number
- JP2006226447A JP2006226447A JP2005042343A JP2005042343A JP2006226447A JP 2006226447 A JP2006226447 A JP 2006226447A JP 2005042343 A JP2005042343 A JP 2005042343A JP 2005042343 A JP2005042343 A JP 2005042343A JP 2006226447 A JP2006226447 A JP 2006226447A
- Authority
- JP
- Japan
- Prior art keywords
- synthetic resin
- cage
- pockets
- ball
- annular bodies
- 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.)
- Granted
Links
- 229920003002 synthetic resin Polymers 0.000 title claims abstract description 15
- 239000000057 synthetic resin Substances 0.000 title claims abstract description 15
- 210000000078 claw Anatomy 0.000 claims abstract description 29
- 239000004519 grease Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000013011 mating Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000004734 Polyphenylene sulfide Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007493 shaping process Methods 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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
- F16C33/6607—Retaining the grease in or near the bearing
- F16C33/6614—Retaining the grease in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
【解決手段】軸方向に向き合う2枚の環状体5a、5bの対向面にボール3を収容する半球状のポケット6を周方向に等間隔に形成し、軸方向に突出する係合爪7を環状体5a、5bの隣り合うポケット6、6間に設け、その係合爪7を係合させる係合孔8を環状体の隣り合うポケット間6、6に形成した合成樹脂製保持器において、グリース溜りをなす凹部12を環状体5a、5bのポケット6の両端に形成した。
【選択図】図2
Description
1)前記凹部の軸方向の幅を、ボール径に対して20%以下とする。
2)前記凹部の周方向の深さを、ボール径に対して5〜10%とする。
2 外輪
3 ボール
4 保持器
5a、5b 環状体
6 ポケット
7 係合爪
8 係合孔
12 凹部
Claims (4)
- 軸方向に向き合う2枚の環状体の対向面にボールを収容する半球状のポケットを周方向に等間隔に形成し、軸方向に突出する係合爪を前記各環状体の隣り合うポケット間に設け、その係合爪を係合させる係合孔を前記各環状体の隣り合うポケット間に形成した合成樹脂製保持器において、グリース溜りをなす凹部を前記各環状体の前記ポケットの両端に形成したことを特徴とする合成樹脂製保持器。
- 内輪と外輪との間のボールを保持器で保持する玉軸受において、前記保持器として請求項1に記載の合成樹脂製保持器を用いた玉軸受。
- 前記凹部の軸方向の幅を、ボール径に対して20%以下とした請求項2に記載の玉軸受。
- 前記凹部の周方向の深さを、ボール径に対して5〜10%とした請求項2に記載の玉軸受。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005042343A JP4601451B2 (ja) | 2005-02-18 | 2005-02-18 | 合成樹脂製保持器および玉軸受 |
DE102005046161A DE102005046161A1 (de) | 2004-09-27 | 2005-09-27 | Kunstharzkäfig, Rillenkugellager und Kugellager |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005042343A JP4601451B2 (ja) | 2005-02-18 | 2005-02-18 | 合成樹脂製保持器および玉軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006226447A true JP2006226447A (ja) | 2006-08-31 |
JP4601451B2 JP4601451B2 (ja) | 2010-12-22 |
Family
ID=36987984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005042343A Active JP4601451B2 (ja) | 2004-09-27 | 2005-02-18 | 合成樹脂製保持器および玉軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4601451B2 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009150935A1 (ja) * | 2008-06-13 | 2009-12-17 | Ntn株式会社 | 保持器、深溝玉軸受、およびシール付軸受 |
JP2009299813A (ja) * | 2008-06-13 | 2009-12-24 | Ntn Corp | 保持器および深溝玉軸受 |
WO2012157411A1 (ja) | 2011-05-13 | 2012-11-22 | Ntn株式会社 | 玉軸受用保持器および玉軸受 |
JP2017057876A (ja) * | 2015-09-14 | 2017-03-23 | 株式会社ジェイテクト | 転がり軸受 |
WO2020059829A1 (ja) * | 2018-09-21 | 2020-03-26 | Ntn株式会社 | 玉軸受用保持器および転がり軸受 |
JP2020159548A (ja) * | 2018-09-21 | 2020-10-01 | Ntn株式会社 | 玉軸受用保持器および転がり軸受 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003343571A (ja) * | 2002-05-27 | 2003-12-03 | Ntn Corp | 合成樹脂製保持器 |
JP2003343567A (ja) * | 2002-05-27 | 2003-12-03 | Ntn Corp | 深溝玉軸受 |
JP2004076778A (ja) * | 2002-08-12 | 2004-03-11 | Ntn Corp | 合成樹脂製保持器および深溝玉軸受 |
-
2005
- 2005-02-18 JP JP2005042343A patent/JP4601451B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003343571A (ja) * | 2002-05-27 | 2003-12-03 | Ntn Corp | 合成樹脂製保持器 |
JP2003343567A (ja) * | 2002-05-27 | 2003-12-03 | Ntn Corp | 深溝玉軸受 |
JP2004076778A (ja) * | 2002-08-12 | 2004-03-11 | Ntn Corp | 合成樹脂製保持器および深溝玉軸受 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009150935A1 (ja) * | 2008-06-13 | 2009-12-17 | Ntn株式会社 | 保持器、深溝玉軸受、およびシール付軸受 |
JP2009299813A (ja) * | 2008-06-13 | 2009-12-24 | Ntn Corp | 保持器および深溝玉軸受 |
CN102066786A (zh) * | 2008-06-13 | 2011-05-18 | Ntn株式会社 | 保持器、深沟球轴承及带密封件轴承 |
US8727631B2 (en) | 2008-06-13 | 2014-05-20 | Ntn Corporation | Retainer, deep groove ball bearing, and bearing with seal |
WO2012157411A1 (ja) | 2011-05-13 | 2012-11-22 | Ntn株式会社 | 玉軸受用保持器および玉軸受 |
US9103374B2 (en) | 2011-05-13 | 2015-08-11 | Ntn Corporation | Retainer for ball bearing, and ball bearing |
US9366292B2 (en) | 2011-05-13 | 2016-06-14 | Ntn Corporation | Retainer for ball bearing, and ball bearing |
JP2017057876A (ja) * | 2015-09-14 | 2017-03-23 | 株式会社ジェイテクト | 転がり軸受 |
WO2020059829A1 (ja) * | 2018-09-21 | 2020-03-26 | Ntn株式会社 | 玉軸受用保持器および転がり軸受 |
JP2020159548A (ja) * | 2018-09-21 | 2020-10-01 | Ntn株式会社 | 玉軸受用保持器および転がり軸受 |
CN112739923A (zh) * | 2018-09-21 | 2021-04-30 | Ntn株式会社 | 滚珠轴承用保持架及滚动轴承 |
JP7535372B2 (ja) | 2018-09-21 | 2024-08-16 | Ntn株式会社 | 玉軸受用保持器および転がり軸受 |
Also Published As
Publication number | Publication date |
---|---|
JP4601451B2 (ja) | 2010-12-22 |
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