JP4790251B2 - 鉄道車両用円筒ころ軸受 - Google Patents
鉄道車両用円筒ころ軸受 Download PDFInfo
- Publication number
- JP4790251B2 JP4790251B2 JP2004327951A JP2004327951A JP4790251B2 JP 4790251 B2 JP4790251 B2 JP 4790251B2 JP 2004327951 A JP2004327951 A JP 2004327951A JP 2004327951 A JP2004327951 A JP 2004327951A JP 4790251 B2 JP4790251 B2 JP 4790251B2
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- Prior art keywords
- column
- cage
- stealing
- axis
- Prior art date
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- 238000005520 cutting process Methods 0.000 claims description 61
- 238000003754 machining Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 238000003672 processing method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 240000004282 Grewia occidentalis Species 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Images
Classifications
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- 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
- F16C33/46—Cages for rollers or needles
- F16C33/4617—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages
- F16C33/4623—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages formed as one-piece cages, i.e. monoblock 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
- F16C33/46—Cages for rollers or needles
- F16C33/467—Details of individual pockets, e.g. shape or roller 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
- 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
- F16C19/24—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 radial load mainly
- F16C19/26—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 radial load mainly with a single row of rollers
-
- 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
- F16C2326/10—Railway vehicles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Description
前記保持器が、一対の側板42,44と、円周方向に配列され前記一対の側板42,44を連結する複数の柱46とからなり、隣り合う柱46間にポケット48を形成し、前記ポケット48の四隅に盗み部50を設けた、一体型もみ抜き保持器であって、前記盗み部50は前記側板42,44および前記柱46を部分的に切削することにより形成してあり、保持器の軸線に垂直な断面において、前記柱46の側面が円弧状で、前記盗み部50が前記柱の側面と平行であり、保持器の軸線を含む断面における前記盗み部50が直線状であり、かつ、前記盗み部50の形状が、前記柱46の側面と鈍角θ 1 をなす斜面を介して接続した前記柱の側面と平行な第一ストレート部52と、側板42,44の内壁面(サイド面)と鈍角θ 2 をなす斜面を介して接続した前記側板の内壁面と平行な第二ストレート部54と、前記第一ストレート部52および前記第二ストレート部54と接する円弧部56とからなることを特徴とするものである。
4 外輪
6 円筒ころ
8 保持器
42,44 側板
46 柱
48 ポケット
50 盗み部
52 第一ストレート部
54 第二ストレート部
56 円弧部
58 円筒ころ
Claims (1)
- 外周に軌道を有する内輪と、内周に軌道を有する外輪と、前記内輪の軌道と前記外輪の軌道との間に転動自在に介在させた複数の円筒ころと、前記円筒ころを円周方向で所定間隔に保持する保持器とを有し、前記保持器が、一対の側板と、円周方向に配列され前記一対の側板を連結する複数の柱とからなり、隣り合う柱間にポケットを形成し、前記ポケットの四隅に盗み部を設けた、一体型もみ抜き保持器であって、前記盗み部は前記側板および前記柱を部分的に切削することにより形成してあり、保持器の軸線に垂直な断面において、前記柱の側面が円弧状で、前記盗み部が前記柱の側面と平行であり、保持器の軸線を含む断面における前記盗み部が直線状であり、かつ、前記盗み部の形状が、前記柱の側面と鈍角をなす斜面を介して接続した前記柱の側面と平行な第一ストレート部と、側板の内壁面と鈍角をなす斜面を介して接続した前記側板の内壁面と平行な第二ストレート部と、前記第一ストレート部および前記第二ストレート部と接する円弧部とからなる、ことを特徴とする鉄道車両用円筒ころ軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004327951A JP4790251B2 (ja) | 2004-11-11 | 2004-11-11 | 鉄道車両用円筒ころ軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004327951A JP4790251B2 (ja) | 2004-11-11 | 2004-11-11 | 鉄道車両用円筒ころ軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006138379A JP2006138379A (ja) | 2006-06-01 |
JP4790251B2 true JP4790251B2 (ja) | 2011-10-12 |
Family
ID=36619333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004327951A Active JP4790251B2 (ja) | 2004-11-11 | 2004-11-11 | 鉄道車両用円筒ころ軸受 |
Country Status (1)
Country | Link |
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JP (1) | JP4790251B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006043444A1 (ja) | 2004-10-22 | 2006-04-27 | Ntn Corporation | 円筒ころ軸受用もみ抜き保持器およびその製造方法 |
CN102748381B (zh) | 2006-03-10 | 2015-12-16 | Ntn株式会社 | 滚子轴承、保持架节、衬垫及风力发电机的主轴支承结构 |
DE102009042076A1 (de) * | 2009-09-18 | 2011-03-24 | Schaeffler Technologies Gmbh & Co. Kg | Kugelrollenlager |
JP2016070346A (ja) * | 2014-09-29 | 2016-05-09 | 日本精工株式会社 | 円筒ころ軸受 |
CN113090668A (zh) * | 2021-04-06 | 2021-07-09 | 聊城市中瑞轴承配件股份有限公司 | 一种高铁牵引电机轴承保持架 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1151061A (ja) * | 1996-12-27 | 1999-02-23 | Nippon Seiko Kk | ころ軸受用合成樹脂製保持器 |
JP4090538B2 (ja) * | 1997-08-07 | 2008-05-28 | Ntn株式会社 | ころ軸受用保持器 |
JP2001012477A (ja) * | 1999-04-28 | 2001-01-16 | Nsk Ltd | 転がり軸受用保持器 |
JP2002147464A (ja) * | 2000-11-09 | 2002-05-22 | Nsk Ltd | 転がり軸受用保持器 |
-
2004
- 2004-11-11 JP JP2004327951A patent/JP4790251B2/ja active Active
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Publication number | Publication date |
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JP2006138379A (ja) | 2006-06-01 |
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