JP2008240806A - 玉軸受 - Google Patents
玉軸受 Download PDFInfo
- Publication number
- JP2008240806A JP2008240806A JP2007079505A JP2007079505A JP2008240806A JP 2008240806 A JP2008240806 A JP 2008240806A JP 2007079505 A JP2007079505 A JP 2007079505A JP 2007079505 A JP2007079505 A JP 2007079505A JP 2008240806 A JP2008240806 A JP 2008240806A
- Authority
- JP
- Japan
- Prior art keywords
- ball
- ring
- cage
- ball bearing
- guide portion
- 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
- 230000002093 peripheral effect Effects 0.000 claims abstract description 32
- 230000004323 axial length Effects 0.000 abstract description 13
- 238000012360 testing method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000004519 grease Substances 0.000 description 4
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 229920002312 polyamide-imide Polymers 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000007789 sealing 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
- F16C33/38—Ball cages
- F16C33/3837—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages
- F16C33/3843—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages
- F16C33/3856—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages made from plastic, e.g. injection moulded window 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
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
- F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
-
- 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
- F16C33/3806—Details of interaction of cage and race, e.g. retention, centring
-
- 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
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
【解決手段】保持器4の第1環状部14の径方向の最外方に位置する外周円筒面を、外輪4の一方の軌道肩部の内周円筒面4bで案内すると共に、保持器4の第2環状部15の径方向の最外方に位置する外周円筒面を、外輪4の他方の軌道肩部の内周円筒面4bで案内する。上記第1環状部14の上記外周円筒面の軸方向の長さを、玉6の直径の8.2%以下に設定すると共に、第1環状部15の上記外周円筒面の軸方向の長さを、玉6の直径の8.2%以下に設定する。
【選択図】図1
Description
軌道溝を有する第1軌道輪と、
軌道溝を有する第2軌道輪と、
上記第1軌道輪の上記軌道溝と上記第2軌道輪の上記軌道溝との間に配置された玉と、
上記第1軌道輪の軸方向において上記玉の少なくとも一方の側に、上記第1軌道輪の周面に案内される環状の案内部を有すると共に、上記玉を保持する樹脂製の保持器と
を備え、
上記案内部の上記軸方向の長さは、上記玉の直径の8.2%以下であることを特徴としている。
図1は、本発明の第1実施形態の玉軸受の軸方向の断面図である。
4a 軌道溝
4b,4c 円筒内周面
5 内輪
5a 軌道溝
6 玉
7,107 保持器
7b,7c 突出部
7d,7e 外周円筒面の軸方向の長さ
14,114 第1環状部
15,115 第2環状部
114a,115a 凸面の先端
120,121 凸面
Claims (2)
- 軌道溝を有する第1軌道輪と、
軌道溝を有する第2軌道輪と、
上記第1軌道輪の上記軌道溝と上記第2軌道輪の上記軌道溝との間に配置された玉と、
上記第1軌道輪の軸方向において上記玉の少なくとも一方の側に、上記第1軌道輪の周面に案内される環状の案内部を有すると共に、上記玉を保持する樹脂製の保持器と
を備え、
上記案内部の上記軸方向の長さは、上記玉の直径の8.2%以下であることを特徴とする玉軸受。 - 請求項1に記載の玉軸受において、
上記保持器は、上記第1軌道輪の上記周面に上記周面の径方向に対向する環状の凸面を有し、
上記案内部は、上記凸面の上記径方向の先端であることを特徴とする玉軸受。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007079505A JP5145742B2 (ja) | 2007-03-26 | 2007-03-26 | 玉軸受 |
EP08005476A EP1975432B1 (en) | 2007-03-26 | 2008-03-25 | Ball bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007079505A JP5145742B2 (ja) | 2007-03-26 | 2007-03-26 | 玉軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008240806A true JP2008240806A (ja) | 2008-10-09 |
JP5145742B2 JP5145742B2 (ja) | 2013-02-20 |
Family
ID=39564594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007079505A Expired - Fee Related JP5145742B2 (ja) | 2007-03-26 | 2007-03-26 | 玉軸受 |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1975432B1 (ja) |
JP (1) | JP5145742B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014013754A1 (ja) * | 2012-07-19 | 2014-01-23 | 日本精工株式会社 | アンギュラ玉軸受及び組合せ軸受 |
WO2019146768A1 (ja) | 2018-01-26 | 2019-08-01 | 日本精工株式会社 | アンギュラ玉軸受 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2071203B1 (en) * | 2007-12-10 | 2015-02-25 | JTEKT Corporation | Rolling bearing and rolling bearing assembly |
DE102014213256B3 (de) * | 2014-07-08 | 2015-11-19 | Schaeffler Technologies AG & Co. KG | Kugellager für einen Turbolader |
EP3792511A1 (en) * | 2019-09-10 | 2021-03-17 | Hamilton Sundstrand Corporation | Generator bearing |
DE102021126238B4 (de) | 2021-10-11 | 2023-10-19 | Schaeffler Technologies AG & Co. KG | Schrägkugellager |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4324444A (en) * | 1980-08-11 | 1982-04-13 | Trw Inc. | Snap-in bearing retainer and bearing |
JPH0712132A (ja) * | 1993-06-28 | 1995-01-17 | Nippon Seiko Kk | 転がり軸受 |
JP2002286040A (ja) * | 2001-03-26 | 2002-10-03 | Nsk Ltd | 転がり軸受 |
JP2004003577A (ja) * | 2001-07-31 | 2004-01-08 | Nsk Ltd | 軸受装置及び工作機械主軸 |
JP2004092682A (ja) * | 2002-08-29 | 2004-03-25 | Nsk Ltd | 転がり軸受用保持器 |
JP2005090657A (ja) * | 2003-09-18 | 2005-04-07 | Nsk Ltd | 転がり軸受用保持器及び該保持器を組み込んだ転がり軸受 |
JP2007303558A (ja) * | 2006-05-11 | 2007-11-22 | Jtekt Corp | 転がり軸受装置 |
JP2008057762A (ja) * | 2006-09-04 | 2008-03-13 | Nsk Ltd | 玉軸受 |
JP2008151181A (ja) * | 2006-12-14 | 2008-07-03 | Ntn Corp | 転がり軸受 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3649093A (en) * | 1970-08-10 | 1972-03-14 | Gen Motors Corp | Antifriction bearing with a dual control separator |
DE3210204A1 (de) * | 1982-03-19 | 1983-10-13 | Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt | Verfahren zum einbau von beidseitig mit tragzapfen versehenen tragrollen oder dgl. in je eine axiale oeffnung eines staenders und tragrolle |
GB2156912B (en) | 1984-04-04 | 1987-09-03 | Skf Svenska Kullagerfab Ab | Cage for bearings |
JP3262592B2 (ja) | 1992-07-16 | 2002-03-04 | 旭化成株式会社 | 〔Asu1.7〕カルシトニン類の水溶液注射剤の安定化法 |
DE10165027C5 (de) * | 2000-10-27 | 2019-10-02 | Nsk Ltd. | Wälzlager und Spindelvorrichtung für Werkzeugmaschine |
-
2007
- 2007-03-26 JP JP2007079505A patent/JP5145742B2/ja not_active Expired - Fee Related
-
2008
- 2008-03-25 EP EP08005476A patent/EP1975432B1/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4324444A (en) * | 1980-08-11 | 1982-04-13 | Trw Inc. | Snap-in bearing retainer and bearing |
JPH0712132A (ja) * | 1993-06-28 | 1995-01-17 | Nippon Seiko Kk | 転がり軸受 |
JP2002286040A (ja) * | 2001-03-26 | 2002-10-03 | Nsk Ltd | 転がり軸受 |
JP2004003577A (ja) * | 2001-07-31 | 2004-01-08 | Nsk Ltd | 軸受装置及び工作機械主軸 |
JP2004092682A (ja) * | 2002-08-29 | 2004-03-25 | Nsk Ltd | 転がり軸受用保持器 |
JP2005090657A (ja) * | 2003-09-18 | 2005-04-07 | Nsk Ltd | 転がり軸受用保持器及び該保持器を組み込んだ転がり軸受 |
JP2007303558A (ja) * | 2006-05-11 | 2007-11-22 | Jtekt Corp | 転がり軸受装置 |
JP2008057762A (ja) * | 2006-09-04 | 2008-03-13 | Nsk Ltd | 玉軸受 |
JP2008151181A (ja) * | 2006-12-14 | 2008-07-03 | Ntn Corp | 転がり軸受 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014013754A1 (ja) * | 2012-07-19 | 2014-01-23 | 日本精工株式会社 | アンギュラ玉軸受及び組合せ軸受 |
JP2014020481A (ja) * | 2012-07-19 | 2014-02-03 | Nsk Ltd | アンギュラ玉軸受 |
WO2019146768A1 (ja) | 2018-01-26 | 2019-08-01 | 日本精工株式会社 | アンギュラ玉軸受 |
Also Published As
Publication number | Publication date |
---|---|
EP1975432A1 (en) | 2008-10-01 |
JP5145742B2 (ja) | 2013-02-20 |
EP1975432B1 (en) | 2013-02-27 |
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