JP2009299874A5 - - Google Patents

Download PDF

Info

Publication number
JP2009299874A5
JP2009299874A5 JP2008158098A JP2008158098A JP2009299874A5 JP 2009299874 A5 JP2009299874 A5 JP 2009299874A5 JP 2008158098 A JP2008158098 A JP 2008158098A JP 2008158098 A JP2008158098 A JP 2008158098A JP 2009299874 A5 JP2009299874 A5 JP 2009299874A5
Authority
JP
Japan
Prior art keywords
raceway surface
cylindrical roller
cage
roller bearing
axial
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
Application number
JP2008158098A
Other languages
Japanese (ja)
Other versions
JP5286959B2 (en
JP2009299874A (en
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2008158098A external-priority patent/JP5286959B2/en
Priority to JP2008158098A priority Critical patent/JP5286959B2/en
Priority to EP17182801.5A priority patent/EP3279490B1/en
Priority to EP14151444.8A priority patent/EP2722542B1/en
Priority to CN2009801132397A priority patent/CN102007311B/en
Priority to EP09766554.1A priority patent/EP2287482B1/en
Priority to US12/737,120 priority patent/US8616776B2/en
Priority to PCT/JP2009/060544 priority patent/WO2009154106A1/en
Publication of JP2009299874A publication Critical patent/JP2009299874A/en
Publication of JP2009299874A5 publication Critical patent/JP2009299874A5/ja
Publication of JP5286959B2 publication Critical patent/JP5286959B2/en
Application granted granted Critical
Priority to US14/074,794 priority patent/US9022661B2/en
Priority to US14/580,440 priority patent/US20150110428A1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (4)

外周面に軌道面を有する内輪と、
内周面に軌道面を有する外輪と、
前記内輪の軌道面と外輪の軌道面との間に転動可能に配置された複数の円筒ころと、
前記円筒ころを円周方向に沿って所定間隔に保持する保持器と、を備えた円筒ころ軸受において、
前記保持器に、当該保持器の周面より突出し、前記内輪及び外輪のいずれか一方の軌道面に摺接して当該保持器の回転を案内するとともに、軌道面上の余剰潤滑剤を除去する案内片を周方向に沿って所定間隔毎に設け、
前記案内片の軸方向両端部に、前記保持器の周面側から、前記軌道面と摺接する部分の軸方向中央に向かって傾斜するテーパ面が形成され、前記摺接する部分の軸方向全長が、前記軌道面の軸方向全長よりも短いことを特徴とする円筒ころ軸受。 An inner ring having a raceway surface on the outer peripheral surface;
An outer ring having a raceway surface on the inner peripheral surface;
A plurality of cylindrical rollers arranged to roll between the raceway surface of the inner ring and the raceway surface of the outer ring;
In a cylindrical roller bearing provided with a cage that holds the cylindrical roller at a predetermined interval along the circumferential direction,
A guide that protrudes from the circumferential surface of the cage to the cage and slides against one of the raceways of the inner ring and the outer ring to guide the rotation of the cage and to remove excess lubricant on the raceway surface. A piece is provided at predetermined intervals along the circumferential direction ,
Tapered surfaces are formed at both axial ends of the guide piece from the peripheral surface side of the cage toward the axial center of the portion that is in sliding contact with the raceway surface, and the axial total length of the sliding contact portion is A cylindrical roller bearing characterized by being shorter than the total axial length of the raceway surface . 前記案内片の前記軌道面と摺接する部分の軸方向全長が、前記円筒ころの軸方向全長よりも短い請求項１に記載の円筒ころ軸受。 2. The cylindrical roller bearing according to claim 1, wherein an axial total length of a portion in sliding contact with the raceway surface of the guide piece is shorter than an axial total length of the cylindrical roller. 前記案内片が、前記軌道面に線接触している請求項１又は２に記載の円筒ころ軸受。 The cylindrical roller bearing according to claim 1, wherein the guide piece is in line contact with the raceway surface . 前記案内片の先端部に、前記軌道面上の潤滑剤を溜める窪みを有する請求項１乃至３に記載の円筒ころ軸受。 The cylindrical roller bearing according to any one of claims 1 to 3 , further comprising a recess for storing a lubricant on the raceway surface at a tip portion of the guide piece .
JP2008158098A 2008-06-17 2008-06-17 Cylindrical roller bearing Active JP5286959B2 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP2008158098A JP5286959B2 (en) 2008-06-17 2008-06-17 Cylindrical roller bearing
US12/737,120 US8616776B2 (en) 2008-06-17 2009-06-09 Cylindrical roller bearing
PCT/JP2009/060544 WO2009154106A1 (en) 2008-06-17 2009-06-09 Cylindrical roller bearing
EP14151444.8A EP2722542B1 (en) 2008-06-17 2009-06-09 Cylindrical roller bearing
CN2009801132397A CN102007311B (en) 2008-06-17 2009-06-09 Cylindrical roller bearing
EP09766554.1A EP2287482B1 (en) 2008-06-17 2009-06-09 Cylindrical roller bearing
EP17182801.5A EP3279490B1 (en) 2008-06-17 2009-06-09 Cylindrical roller bearing
US14/074,794 US9022661B2 (en) 2008-06-17 2013-11-08 Cylindrical roller bearing
US14/580,440 US20150110428A1 (en) 2008-06-17 2014-12-23 Cylindrical roller bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008158098A JP5286959B2 (en) 2008-06-17 2008-06-17 Cylindrical roller bearing

Publications (3)

Publication Number Publication Date
JP2009299874A JP2009299874A (en) 2009-12-24
JP2009299874A5 true JP2009299874A5 (en) 2011-10-27
JP5286959B2 JP5286959B2 (en) 2013-09-11

Family

ID=41546971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008158098A Active JP5286959B2 (en) 2008-06-17 2008-06-17 Cylindrical roller bearing

Country Status (1)

Country Link
JP (1) JP5286959B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5803099B2 (en) * 2010-12-21 2015-11-04 日本精工株式会社 Cylindrical roller bearings and spindles for machine tools
JP5691490B2 (en) * 2010-12-21 2015-04-01 日本精工株式会社 Cylindrical roller bearings and spindles for machine tools
JP5644474B2 (en) * 2010-12-21 2014-12-24 日本精工株式会社 Cylindrical roller bearings and spindles for machine tools
JP5909893B2 (en) * 2011-06-30 2016-04-27 日本精工株式会社 Radial needle bearing
JP2016070470A (en) * 2014-10-02 2016-05-09 Ntn株式会社 Rolling bearing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3971202B2 (en) * 2002-02-21 2007-09-05 三菱電線工業株式会社 Plastic seal
JP2006112584A (en) * 2004-10-18 2006-04-27 Jtekt Corp Roller bearing cage
JP2008064184A (en) * 2006-09-06 2008-03-21 Nsk Ltd Thrust needle roller bearing

Similar Documents

Publication Publication Date Title
EP2071203A3 (en) Rolling bearing and rolling bearing assembly
JP2012215288A5 (en)
JP2012219893A5 (en)
EP1921333A4 (en) Roller bearing
WO2009038184A1 (en) Rolling bearing device and roll device for continuous casting facility
ATE491892T1 (en) ROLLING BEARINGS OF AN OSCILLATION ROLLER AND OSCILLATION METHOD FOR THE ROLLER
JP2009299874A5 (en)
WO2014182569A3 (en) Spherical roller bearing cage with cylindrical guidance contact surfaces and inward flange turned radially outward
EP2098738A4 (en) Thrust roller bearing
EP2194284A3 (en) Rolling bearing device
JP2009168110A5 (en)
JP2014101946A5 (en)
EP2071204A3 (en) Bearing apparatus
JP5286959B2 (en) Cylindrical roller bearing
WO2013157397A3 (en) Gearwheel drive
JP2007247819A5 (en)
EP1632684A3 (en) Tapered roller bearings
EP3437462A3 (en) A tensioning spindle and an end plug for a roll of film
JP2011047500A5 (en) Rolling bearing, transfer robot, and film transfer device
JP2007162912A5 (en)
JP2011007281A (en) Rolling bearing
ATE505658T1 (en) ROLLER BEARINGS
JP2008185051A5 (en)
JP2010196861A (en) Roll bearing
JP2009138793A5 (en)