JP6293437B2 - 軸受構造 - Google Patents
軸受構造 Download PDFInfo
- Publication number
- JP6293437B2 JP6293437B2 JP2013174310A JP2013174310A JP6293437B2 JP 6293437 B2 JP6293437 B2 JP 6293437B2 JP 2013174310 A JP2013174310 A JP 2013174310A JP 2013174310 A JP2013174310 A JP 2013174310A JP 6293437 B2 JP6293437 B2 JP 6293437B2
- Authority
- JP
- Japan
- Prior art keywords
- oil
- shaft portion
- inner race
- gap
- shaft
- 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
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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
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
- F16C33/6666—Details of supply of the liquid to the bearing, e.g. passages or nozzles from an oil bath in the bearing housing, e.g. by an oil ring or centrifugal disc
-
- 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
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/586—Details of specific parts of races outside the space between the races, e.g. end faces or bore of inner ring
-
- 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
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/664—Retaining the liquid in or near the bearing
-
- 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
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
- F16C19/383—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
- F16C19/385—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
- F16C19/386—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings in O-arrangement
-
- 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
- F16C2326/00—Articles relating to transporting
- F16C2326/01—Parts of vehicles in general
- F16C2326/02—Wheel hubs or castors
-
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Rolling Contact Bearings (AREA)
Description
前記ハブ内における前記ユニットベアリングと前記ドライブシャフトのフランジ部分とで挟まれた空間にオイル溜りを形成し、
前記インナーレースの車幅方向外側の被押付面と前記ワッシャの押付面の少なくとも一方に、軸部の径方向に延びて前記インナーレースと軸部の隙間嵌めによる隙間を前記オイル溜まりに連通し、毛細管現象によって前記オイル溜まりからオイルを前記隙間に供給するオイル導入溝を形成し、
前記オイル導入溝は、前記オイルの供給により前記軸部と前記インナーレースの固着を防止するよう構成したことを特徴とする軸受構造、に係るものである。
2 ハブ
3 ユニットベアリング
4 軸部
5 インナーレース
5a 内周面
5b 被押付面
7 アウターレース
12 ワッシャ
12a 押付面
13 スピンドルナット
14 ドライブシャフト
14a フランジ部分
16 間隔
18 オイル
19 オイル溜り
20 オイル導入溝
20' オイル導入溝
21 オイル誘導溝
22 連通孔
S 隙間
Claims (3)
- 鞘状の車軸の端部に突設された軸部に対しユニットベアリングを介してハブが回転自在に外嵌装着されており、前記車軸の内周部に間隔を有して車幅方向外側からドライブシャフトが挿し込まれ、且つ、該ドライブシャフトの車幅方向外側端部に備えたフランジ部分が前記ハブの車幅方向外側に締結されて前記ハブが前記ドライブシャフトにより回転駆動され、前記ユニットベアリングのアウターレースはハブの内周部に圧入され、前記ユニットベアリングのインナーレースは隙間嵌めにより軸部の外周部に装着され、且つ、軸部に螺合したスピンドルナットによりワッシャを介し押し付けられて軸部に固定された軸受構造において、
前記ハブ内における前記ユニットベアリングと前記ドライブシャフトのフランジ部分とで挟まれた空間にオイル溜りを形成し、
前記インナーレースの車幅方向外側の被押付面と前記ワッシャの押付面の少なくとも一方に、軸部の径方向に延びて前記インナーレースと軸部の隙間嵌めによる隙間を前記オイル溜まりに連通し、毛細管現象によって前記オイル溜まりからオイルを前記隙間に供給するオイル導入溝を形成し、
前記オイル導入溝は、前記オイルの供給により前記軸部と前記インナーレースの固着を防止するよう構成したことを特徴とする軸受構造。 - 前記インナーレースと軸部が隙間嵌めされるインナーレースの内周面と軸部の外周面の少なくとも一方に、軸部の軸方向へ延びるオイル誘導溝を形成したことを特徴とする請求項1に記載の軸受構造。
- 前記車軸と前記ドライブシャフトとの間に有する間隔を、前記インナーレースと軸部との隙間嵌めによる隙間に連通させる連通孔を前記軸部に形成したことを特徴とする請求項1または2に記載の軸受構造。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013174310A JP6293437B2 (ja) | 2013-08-26 | 2013-08-26 | 軸受構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013174310A JP6293437B2 (ja) | 2013-08-26 | 2013-08-26 | 軸受構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015042883A JP2015042883A (ja) | 2015-03-05 |
JP6293437B2 true JP6293437B2 (ja) | 2018-03-14 |
Family
ID=52696483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013174310A Expired - Fee Related JP6293437B2 (ja) | 2013-08-26 | 2013-08-26 | 軸受構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6293437B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017019431A (ja) * | 2015-07-13 | 2017-01-26 | Ntn株式会社 | 車輪用軸受装置および車輪用軸受装置の組立方法 |
CN105782247B (zh) * | 2016-04-29 | 2018-11-06 | 浙江鼎大环境科技有限公司 | 一种自行润滑的法兰轴承装置 |
CN106609801A (zh) * | 2017-02-11 | 2017-05-03 | 海宁市瑞邦汽车部件有限公司 | 一种汽车轮毂轴承单元 |
US20200340534A1 (en) * | 2019-04-24 | 2020-10-29 | Consolidated Metco, Inc. | Filter for protecting bearing system and associated drive wheel end |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5594092A (en) * | 1979-01-10 | 1980-07-17 | Agency Of Ind Science & Technol | Radial type hybrid bearing device by general purpose rolling bearing |
JPS60110760U (ja) * | 1983-12-29 | 1985-07-27 | トヨタ自動車株式会社 | 歯車変速機の潤滑構造 |
JPH02130802U (ja) * | 1989-04-05 | 1990-10-30 | ||
JP2003239982A (ja) * | 2002-02-19 | 2003-08-27 | Nsk Ltd | 直動装置 |
JP4795867B2 (ja) * | 2006-06-23 | 2011-10-19 | 本田技研工業株式会社 | 歩行型作業機用トランスミッションのブッシュ位置決め構造 |
JP2008101652A (ja) * | 2006-10-17 | 2008-05-01 | Ntn Corp | 汎用エンジン用シェル型ころ軸受、ピストンピン支持構造および汎用エンジン |
JP2011069421A (ja) * | 2009-09-25 | 2011-04-07 | Ntn Corp | 車輪用軸受装置 |
DE102010027900A1 (de) * | 2010-04-19 | 2011-10-20 | Dr. Johannes Heidenhain Gmbh | Baueinheit für eine Winkelmesseinrichtung |
JP5748428B2 (ja) * | 2010-08-20 | 2015-07-15 | 日野自動車株式会社 | 軸受構造 |
-
2013
- 2013-08-26 JP JP2013174310A patent/JP6293437B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2015042883A (ja) | 2015-03-05 |
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