JP2017190874A5 - - Google Patents

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Publication number
JP2017190874A5
JP2017190874A5 JP2017141806A JP2017141806A JP2017190874A5 JP 2017190874 A5 JP2017190874 A5 JP 2017190874A5 JP 2017141806 A JP2017141806 A JP 2017141806A JP 2017141806 A JP2017141806 A JP 2017141806A JP 2017190874 A5 JP2017190874 A5 JP 2017190874A5
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JP
Japan
Prior art keywords
shoulder
groove
ball
ball bearing
raceway groove
Prior art date
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Pending
Application number
JP2017141806A
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Japanese (ja)
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JP2017190874A (en
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Priority to JP2017141806A priority Critical patent/JP2017190874A/en
Priority claimed from JP2017141806A external-priority patent/JP2017190874A/en
Publication of JP2017190874A publication Critical patent/JP2017190874A/en
Publication of JP2017190874A5 publication Critical patent/JP2017190874A5/ja
Pending legal-status Critical Current

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Claims (8)

外輪の内径面に形成された軌道溝と、内輪の外径面に形成された軌道溝間にボールを組み込み、そのボールを合成樹脂の成形品からなる保持器で保持し、前記外輪軌道溝の両側に形成された一対の肩および前記内輪軌道溝の両側に形成された一対の肩の合計4つの肩のうち、前記外輪軌道溝の一側の肩および前記内輪軌道溝の他側の肩の肩高さを、前記外輪軌道溝の他側の肩および前記内輪軌道溝の一側の肩の高さより高くした深みぞ玉軸受において、
前記保持器は、潤滑オイルを軸受外部に排出するために当該保持器の内径面から外径面に至る径方向溝を有する環状体を有しており、
前記環状体は、少なくとも前記内輪の軌道溝の他側の肩側に設けられていることを特徴とする深みぞ玉軸受。
A raceway groove formed on the inner surface of the outer ring, incorporating the ball between the inner ring outer diametric surface which is formed in the raceway grooves, held in cage comprising the ball from the molded article of synthetic resin, raceway groove of the outer ring of the pair of which are formed on both sides of the pair of shoulders and the inner ring raceway groove formed on both sides shoulder total of four shoulders, the other one side of the shoulder and the inner ring raceway groove of the raceway groove of the outer ring the shoulder height of the side of the shoulder, the other side of the shoulder and one side of the shoulder of the higher the deep groove ball bearings than the height of the inner ring raceway groove of the raceway groove of the outer ring,
The cage has an annular body having a radial groove extending from the inner diameter surface to the outer diameter surface of the cage for discharging lubricating oil to the outside of the bearing,
A deep groove ball bearing characterized in that the annular body is provided at least on the shoulder side on the other side of the raceway groove of the inner ring .
トランスミッションに使用される請求項1に記載の深みぞ玉軸受。 The deep groove ball bearing according to claim 1 used for a transmission . 前記径方向溝が、軸方向端部と回転方向端部の中間位置よりも前記軸方向端部側に形成されている請求項1または2に記載の深みぞ玉軸受。 The deep groove ball bearing according to claim 1 or 2 , wherein the radial groove is formed closer to the axial end than an intermediate position between the axial end and the rotational end . 前記径方向溝が、前記各ポケット内に複数形成されている請求項1乃至3のいずれか1項に記載の深みぞ玉軸受。 The deep groove ball bearing according to any one of claims 1 to 3, wherein a plurality of the radial grooves are formed in each of the pockets . 前記複数本の径方向溝が、前記保持器のポケット内の軸方向端部に対し、このポケットの内周面に沿って対称位置に形成されている請求項4に記載の深みぞ玉軸受。 The deep groove ball bearing according to claim 4 , wherein the plurality of radial grooves are formed at symmetrical positions along an inner peripheral surface of the pocket with respect to an axial end portion in the pocket of the cage . 前記径方向溝が、前記ポケットの内径面側から外径面側に、このポケットの径方向に沿って形成されている請求項1乃至5のいずれか1項に記載の深みぞ玉軸受。 The deep groove ball bearing according to any one of claims 1 to 5, wherein the radial groove is formed from the inner diameter surface side to the outer diameter surface side of the pocket along the radial direction of the pocket . 前記一側および前記他側のうち高さの高い肩の肩高さをH 、前記ボールの球径をdとしたとき、前記ボールの球径dに対する肩高さH の比率H /dを0.25〜0.50の範囲とした請求項1乃至6のいずれか1項に記載の深みぞ玉軸受。 Of the one side and the other side, the shoulder height of the tall shoulder is H 1 , and the ball diameter of the ball is d, the ratio of the shoulder height H 1 to the ball diameter d of the ball is H 1 / The deep groove ball bearing according to any one of claims 1 to 6, wherein d is in a range of 0.25 to 0.50 . ヘリカルギヤが設けられたシャフトを油浴に一部が浸かる一対の転がり軸受で回転自在に支持した軸受装置において、
前記一対の転がり軸受が、請求項1乃至7のいずれか1項に記載の深みぞ玉軸受からなることを特徴とする軸受装置。
In a bearing device in which a shaft provided with a helical gear is rotatably supported by a pair of rolling bearings partially immersed in an oil bath,
The pair of rolling bearings, bearing device characterized by comprising the groove ball bearing deep according to any one of claims 1 to 7.
JP2017141806A 2017-07-21 2017-07-21 Deep groove ball bearing and bearing device Pending JP2017190874A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2017141806A JP2017190874A (en) 2017-07-21 2017-07-21 Deep groove ball bearing and bearing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017141806A JP2017190874A (en) 2017-07-21 2017-07-21 Deep groove ball bearing and bearing device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2011267707A Division JP6267851B2 (en) 2011-12-07 2011-12-07 Deep groove ball bearing and bearing device

Publications (2)

Publication Number Publication Date
JP2017190874A JP2017190874A (en) 2017-10-19
JP2017190874A5 true JP2017190874A5 (en) 2018-03-08

Family

ID=60085762

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017141806A Pending JP2017190874A (en) 2017-07-21 2017-07-21 Deep groove ball bearing and bearing device

Country Status (1)

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JP (1) JP2017190874A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108443694A (en) * 2018-03-12 2018-08-24 中国科学院长春光学精密机械与物理研究所 A kind of rolling bearing lubrication method
DE102018126768A1 (en) 2018-10-26 2020-04-30 Schaeffler Technologies AG & Co. KG Deep groove ball bearing
JP2020122556A (en) * 2019-01-31 2020-08-13 日本精工株式会社 Multipoint contact ball bearing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5427256U (en) * 1977-07-27 1979-02-22
JPH11336767A (en) * 1998-05-22 1999-12-07 Nippon Seiko Kk Cylindrical roller bearing
JP4017827B2 (en) * 2000-01-28 2007-12-05 Ntn株式会社 Ball bearing
JP2004144244A (en) * 2002-10-25 2004-05-20 Koyo Seiko Co Ltd Rolling bearing holder
DE102009013978A1 (en) * 2009-03-19 2010-09-23 Schaeffler Technologies Gmbh & Co. Kg Cage for radial rolling bearings
JP5376310B2 (en) * 2009-07-15 2013-12-25 Ntn株式会社 Synthetic resin cage and deep groove ball bearing for deep groove ball bearings
JP5348590B2 (en) * 2009-06-26 2013-11-20 Ntn株式会社 Deep groove ball bearing and gear support device
JP5653798B2 (en) * 2011-03-09 2015-01-14 Ntn株式会社 Ball bearing cage and ball bearing
JP2013117238A (en) * 2011-12-01 2013-06-13 Ntn Corp Ball bearing retainer, and ball bearing
JP6267851B2 (en) * 2011-12-07 2018-01-24 Ntn株式会社 Deep groove ball bearing and bearing device

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