JP6211260B2 - 冠形保持器および玉軸受 - Google Patents
冠形保持器および玉軸受 Download PDFInfo
- Publication number
- JP6211260B2 JP6211260B2 JP2012252355A JP2012252355A JP6211260B2 JP 6211260 B2 JP6211260 B2 JP 6211260B2 JP 2012252355 A JP2012252355 A JP 2012252355A JP 2012252355 A JP2012252355 A JP 2012252355A JP 6211260 B2 JP6211260 B2 JP 6211260B2
- Authority
- JP
- Japan
- Prior art keywords
- cage
- crown
- ball
- track
- 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
Links
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
- F16C33/41—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
-
- 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
- F16C33/418—Details of individual pockets, e.g. shape or ball retaining means
-
- 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
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
- F16C43/06—Placing rolling bodies in cages or bearings
- F16C43/08—Placing rolling bodies in cages or bearings by deforming the cages or the races
-
- 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
- F16C2204/00—Metallic materials; Alloys
- F16C2204/20—Alloys based on aluminium
-
- 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
- F16C2204/00—Metallic materials; Alloys
- F16C2204/26—Alloys based on magnesium
-
- 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
- F16C2204/00—Metallic materials; Alloys
- F16C2204/50—Alloys based on zinc
-
- 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
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/20—Thermoplastic resins
- F16C2208/36—Polyarylene ether ketones [PAEK], e.g. PEK, PEEK
-
- 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
- F16C2240/44—Hole or pocket sizes
-
- 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
- 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
- F16C33/44—Selection of substances
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Description
したがって、この発明の冠形保持器は、dmn値が60万を超える高速回転下でもPEEK材と同等の機械的強度を有し、軸受の円滑な回転を阻害する保持器変形は発生しない。
なお、図2〜4を参照してすでに説明した従来の冠形保持器と同じ部分または部品には同じ符号を付し、重複した説明は省略する。
しかし、次に述べるように、図4の冠形保持器とはポケット24の内周面形状が異なる。
12 軌道
14 外輪
16 軌道
18 玉
20 保持器
22 環状基部
24 ポケット
26 つの
28 球面状部分
30 円筒状部分
Claims (6)
- 環状の基部と、保持器半径方向に貫通するとともに保持器軸方向の一方側に開口を有し、それぞれに玉が組み込まれる複数のポケットと、各ポケットの前記開口の円周方向両側に位置し、内周面が前記ポケットを形成する一対のつのとを有する冠形保持器において、
前記つのの内周面を含む前記ポケットの内周面は、保持器半径方向の内側に位置する球面状部分と、保持器半径方向の外側に位置する円筒状部分とからなり、前記球面状部分および円筒状部分の各内径は玉径よりも大きい、冠形保持器。 - 前記保持器はダイカストにより成形した成形保持器である請求項1の冠形保持器。
- 前記保持器の材料はマグネシウム合金、アルミニウム合金および亜鉛合金からなる群から選択した一つである請求項2の冠形保持器。
- dmn値が60万を超える玉軸受に使用する請求項1、2、または3の冠形保持器。
- トランスミッション用の玉軸受に使用する請求項1〜4のいずれか1項の冠形保持器。
- 外周に軌道を有する内輪と、内輪に軌道を有する外輪と、内輪の軌道と外輪の軌道との間に介在させた複数の玉と、玉を円周方向で所定間隔に保持する請求項1〜5のいずれか1項に記載の冠形保持器とを有する玉軸受。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012252355A JP6211260B2 (ja) | 2012-11-16 | 2012-11-16 | 冠形保持器および玉軸受 |
PCT/JP2013/078087 WO2014077077A1 (ja) | 2012-11-16 | 2013-10-16 | 冠形保持器 |
US14/442,836 US9546681B2 (en) | 2012-11-16 | 2013-10-16 | Crown shaped retainer |
EP13855579.2A EP2921730B1 (en) | 2012-11-16 | 2013-10-16 | Crown-shaped retainer |
CN201380059844.7A CN104797834B (zh) | 2012-11-16 | 2013-10-16 | 冠形保持器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012252355A JP6211260B2 (ja) | 2012-11-16 | 2012-11-16 | 冠形保持器および玉軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014101899A JP2014101899A (ja) | 2014-06-05 |
JP6211260B2 true JP6211260B2 (ja) | 2017-10-11 |
Family
ID=50730998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012252355A Expired - Fee Related JP6211260B2 (ja) | 2012-11-16 | 2012-11-16 | 冠形保持器および玉軸受 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9546681B2 (ja) |
EP (1) | EP2921730B1 (ja) |
JP (1) | JP6211260B2 (ja) |
CN (1) | CN104797834B (ja) |
WO (1) | WO2014077077A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6550711B2 (ja) * | 2014-09-30 | 2019-07-31 | 日本精工株式会社 | 転がり軸受用冠型保持器 |
JP6740575B2 (ja) * | 2015-07-24 | 2020-08-19 | 株式会社ジェイテクト | 玉軸受 |
DE102017209672A1 (de) * | 2017-06-08 | 2018-12-13 | Aktiebolaget Skf | Turbolader insbesondere für eine Verbrennungsmaschine |
Family Cites Families (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1783957A (en) * | 1927-08-12 | 1930-12-09 | Orange Roller Bearing Company | Roller bearing |
JPS5453456U (ja) * | 1977-09-21 | 1979-04-13 | ||
DE2814629A1 (de) * | 1978-04-05 | 1979-10-18 | Bosch Gmbh Robert | Rotor eines elektrischen ruettlermotors und verfahren zu dessen herstellung |
JPS596264Y2 (ja) * | 1978-04-24 | 1984-02-27 | 日本精工株式会社 | ころがり軸受用プラスチツク保持器 |
JPS54156042A (en) | 1978-05-31 | 1979-12-08 | Sony Corp | Heat-resistant coating compound |
JPS58195118U (ja) * | 1982-06-23 | 1983-12-26 | 日本精工株式会社 | 転動体案内用保持器 |
SU1612139A1 (ru) * | 1988-04-14 | 1990-12-07 | К.Ф.Зайцев | Корончатый разделитель шариков подшипника |
JPH0648180Y2 (ja) * | 1989-04-07 | 1994-12-12 | 光洋精工株式会社 | 冠形保持器 |
JP3365449B2 (ja) * | 1994-07-07 | 2003-01-14 | 日本精工株式会社 | 転がり軸受 |
JP4006836B2 (ja) * | 1997-08-18 | 2007-11-14 | 日本精工株式会社 | 玉軸受 |
FR2775323B1 (fr) * | 1998-02-24 | 2000-04-07 | Skf France | Cage pour roulement rigide a billes et roulement associe |
JPH11325080A (ja) * | 1998-05-20 | 1999-11-26 | Nippon Seiko Kk | ラジアル玉軸受用保持器 |
US6368245B1 (en) * | 1999-04-26 | 2002-04-09 | Nsk Ltd. | Toroidal-type continuously variable transmission |
FR2796680B1 (fr) * | 1999-07-23 | 2001-09-14 | Skf France | Dispositif de cage pour roulement a billes et roulement associe |
JP3891741B2 (ja) * | 1999-09-14 | 2007-03-14 | 日本精工株式会社 | 玉軸受用冠型保持器及び玉軸受 |
JP2002122147A (ja) * | 2000-10-16 | 2002-04-26 | Nsk Ltd | 玉軸受とその製造方法 |
JP2003314561A (ja) | 2002-04-18 | 2003-11-06 | Nsk Ltd | 玉軸受 |
JP2004060701A (ja) * | 2002-07-25 | 2004-02-26 | Nsk Ltd | 玉軸受用冠型保持器および、その保持器を組込んだ玉軸受 |
JP2005061509A (ja) * | 2003-08-11 | 2005-03-10 | Nsk Ltd | 転がり軸受 |
DE102004046789B4 (de) * | 2003-09-30 | 2014-10-09 | Ntn Corp. | Zylinderrollenlager |
JP2005133893A (ja) * | 2003-10-31 | 2005-05-26 | Nsk Ltd | 冠型保持器及び該保持器を組み込んだ玉軸受 |
JP2007146896A (ja) * | 2005-11-24 | 2007-06-14 | Ntn Corp | 玉軸受 |
FR2900996B1 (fr) * | 2006-05-12 | 2008-08-08 | Skf Ab | Cage pour roulement a billes |
JP2007333187A (ja) * | 2006-06-19 | 2007-12-27 | Ntn Corp | 玉軸受用冠形樹脂保持器およびこれを組み込んだ玉軸受 |
JP2008175239A (ja) * | 2007-01-16 | 2008-07-31 | Nsk Ltd | 玉軸受用冠型保持器及び玉軸受 |
JP2008190663A (ja) * | 2007-02-06 | 2008-08-21 | Nsk Ltd | 玉軸受 |
JP5115050B2 (ja) * | 2007-06-19 | 2013-01-09 | 日本精工株式会社 | 転がり軸受 |
JP2009197873A (ja) * | 2008-02-20 | 2009-09-03 | Nsk Ltd | セラミックス製球状体の製造方法、この方法で得られた転動体を有する転がり支持装置、転がり軸受、エアコンのインバータモータ用転がり軸受 |
EP2267324B1 (en) * | 2008-03-21 | 2021-06-16 | NTN Corporation | Comb-shaped cage for a ball bearing, ball bearing with the cage and method of manufacturing the cage |
JP5286954B2 (ja) * | 2008-06-10 | 2013-09-11 | 日本精工株式会社 | 転がり軸受 |
JP5531966B2 (ja) * | 2008-12-10 | 2014-06-25 | 日本精工株式会社 | 玉軸受及びハイブリッド車用変速機 |
JP5388277B2 (ja) * | 2009-02-20 | 2014-01-15 | Ntn株式会社 | 保持器、転がり軸受、保持器の製造方法および射出成形用の型 |
JP5508618B2 (ja) * | 2009-07-31 | 2014-06-04 | Ntn株式会社 | 転がり軸受 |
JP2011074962A (ja) * | 2009-09-29 | 2011-04-14 | Ntn Corp | 保持器、転がり軸受、工作機械および保持器の製造方法 |
JP5741053B2 (ja) * | 2011-02-25 | 2015-07-01 | 日本精工株式会社 | 樹脂製保持器 |
JP2012180886A (ja) * | 2011-03-01 | 2012-09-20 | Ntn Corp | 保持器および転がり軸受 |
-
2012
- 2012-11-16 JP JP2012252355A patent/JP6211260B2/ja not_active Expired - Fee Related
-
2013
- 2013-10-16 CN CN201380059844.7A patent/CN104797834B/zh active Active
- 2013-10-16 US US14/442,836 patent/US9546681B2/en active Active
- 2013-10-16 WO PCT/JP2013/078087 patent/WO2014077077A1/ja active Application Filing
- 2013-10-16 EP EP13855579.2A patent/EP2921730B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN104797834B (zh) | 2018-04-17 |
JP2014101899A (ja) | 2014-06-05 |
EP2921730A4 (en) | 2016-04-27 |
EP2921730A1 (en) | 2015-09-23 |
WO2014077077A1 (ja) | 2014-05-22 |
CN104797834A (zh) | 2015-07-22 |
US9546681B2 (en) | 2017-01-17 |
EP2921730B1 (en) | 2021-12-15 |
US20150330447A1 (en) | 2015-11-19 |
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