JP2008215475A - 保持器付ころ - Google Patents
保持器付ころ Download PDFInfo
- Publication number
- JP2008215475A JP2008215475A JP2007052930A JP2007052930A JP2008215475A JP 2008215475 A JP2008215475 A JP 2008215475A JP 2007052930 A JP2007052930 A JP 2007052930A JP 2007052930 A JP2007052930 A JP 2007052930A JP 2008215475 A JP2008215475 A JP 2008215475A
- Authority
- JP
- Japan
- Prior art keywords
- roller
- cage
- guide surface
- column
- 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
Links
- 230000007423 decrease Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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
- F16C33/46—Cages for rollers or needles
- F16C33/54—Cages for rollers or needles made from wire, strips, or sheet metal
- F16C33/542—Cages for rollers or needles made from wire, strips, or sheet metal made from sheet metal
- F16C33/543—Cages for rollers or needles made from wire, strips, or sheet metal made from sheet metal from a single part
- F16C33/546—Cages for rollers or needles made from wire, strips, or sheet metal made from sheet metal from a single part with a M- or W-shaped cross section
-
- 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
- F16C19/44—Needle bearings
- F16C19/46—Needle bearings with one row or needles
- F16C19/463—Needle bearings with one row or needles consisting of needle rollers held in a cage, i.e. subunit without race rings
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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
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
- F16C2240/46—Gap sizes or clearances
-
- 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
- F16C2240/50—Crowning, e.g. crowning height or crowning radius
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
【解決手段】保持器付ころ11は、直径が一定の円柱部12a、および円柱部12aの両側に連なり、次第に直径を減じるように傾斜する傾斜部12bを含むクラウニング形状の複数のころ12と、一対のリング部14,15、一対のリング部14,15を相互に接続する複数の柱部16、隣接する柱部16の間にころ12を収容するポケット17、および円柱部12aに対面する柱部16の壁面に径方向に所定の幅を占める案内面16を有する保持器13とを備える。そして、ころ12の端面12cから円柱部12aと傾斜部12bとの境界部分までの長さをDp、ころ12の端面12cに対面するポケット17の壁面から案内面16dまでの軸方向の最短距離をAとすると、Dp<Aを満たす。
【選択図】図1
Description
Claims (4)
- 直径が一定の円柱部、および前記円柱部の両側に連なり、次第に直径を減じるように傾斜する傾斜部を含むクラウニング形状の複数のころと、
一対のリング部、前記一対のリング部を相互に接続する複数の柱部、隣接する前記柱部の間に前記ころを収容するポケット、および前記円柱部に対面する前記柱部の壁面に径方向に所定の幅を占める案内面を有する保持器とを備え、
前記ころの端面から前記円柱部と前記傾斜部との境界部分までの長さをDp、前記ころの端面に対面する前記ポケットの壁面から前記案内面までの軸方向の最短距離をAとすると、
Dp<Aを満たす、保持器付ころ。 - 前記ころの端面と前記ころの端面に対面する前記ポケットの壁面との間に形成される最大隙間をδとすると、
Dp+δ<Aを満たす、請求項1に記載の保持器付ころ。 - 前記保持器は、
その両端部に保持器の径方向外側に位置する第1の直線部と、
中央部に保持器の径方向内側に位置し、前記第1の直線部と平行な第2の直線部と、
前記第1の直線部および前記第2の直線部と交差する方向に延び、前記第1の直線部と前記第2の直線部とを相互に接続する接続部とを有し、
前記案内面は、前記接続部に設けられている、請求項1または2に記載の保持器付ころ。 - 前記保持器は、支持部分の外方部材の内径面に案内される、請求項1〜3のいずれかに記載の保持器付ころ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007052930A JP5241115B2 (ja) | 2007-03-02 | 2007-03-02 | 針状ころ軸受 |
US12/529,370 US20100098364A1 (en) | 2007-03-02 | 2008-02-07 | Roller with cage assembly |
PCT/JP2008/052025 WO2008108134A1 (ja) | 2007-03-02 | 2008-02-07 | 保持器付ころ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007052930A JP5241115B2 (ja) | 2007-03-02 | 2007-03-02 | 針状ころ軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008215475A true JP2008215475A (ja) | 2008-09-18 |
JP5241115B2 JP5241115B2 (ja) | 2013-07-17 |
Family
ID=39738031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007052930A Active JP5241115B2 (ja) | 2007-03-02 | 2007-03-02 | 針状ころ軸受 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20100098364A1 (ja) |
JP (1) | JP5241115B2 (ja) |
WO (1) | WO2008108134A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101267206B1 (ko) * | 2010-11-30 | 2013-05-24 | (주)원에스티 | 직선운동 베어링 |
KR20190119052A (ko) | 2017-03-06 | 2019-10-21 | 엔티엔 가부시키가이샤 | 유지기가 부착된 바늘상 롤러 및 그것을 구비한 유성 기어 기구 지지 구조 |
KR20190120302A (ko) | 2017-03-06 | 2019-10-23 | 엔티엔 가부시키가이샤 | 유지기 부착 침상 롤러 및 그것을 구비한 유성 기어 기구 지지 구조 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5148656B2 (ja) * | 2010-04-30 | 2013-02-20 | 三菱重工業株式会社 | 回転機械 |
JP5778540B2 (ja) * | 2011-09-26 | 2015-09-16 | Ntn株式会社 | ころ軸受 |
CN104314984A (zh) * | 2014-09-03 | 2015-01-28 | 洛阳轴研科技股份有限公司 | 一种能自锁的短圆柱滚子轴承用冲压保持架 |
US10274012B1 (en) * | 2017-10-17 | 2019-04-30 | Schaeffler Technologies AG & Co. KG | Anti-titling thrust cage |
CN115008694A (zh) * | 2022-05-13 | 2022-09-06 | 山东金帝精密机械科技股份有限公司 | 一种圆柱滚子轴承保持架注塑成型模具及成型方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49105742U (ja) * | 1973-01-09 | 1974-09-10 | ||
JPS5090042U (ja) * | 1973-12-24 | 1975-07-30 | ||
JPH0687723U (ja) * | 1993-06-03 | 1994-12-22 | エヌティエヌ株式会社 | 円筒ころ軸受用保持器 |
JP2000081042A (ja) * | 1998-07-10 | 2000-03-21 | Nippon Seiko Kk | 円筒ころ軸受 |
JP2001041250A (ja) * | 1999-08-02 | 2001-02-13 | Koyo Seiko Co Ltd | ころ軸受用保持器 |
JP2003083337A (ja) * | 2001-09-07 | 2003-03-19 | Nsk Ltd | スラスト針状ころ軸受 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3442562A (en) * | 1966-02-17 | 1969-05-06 | Schaeffler Ohg Industriewerk | Cage for cylindrical rollers |
JPH11108065A (ja) * | 1997-08-06 | 1999-04-20 | Ntn Corp | 針状ころ軸受 |
US6203205B1 (en) * | 1998-07-10 | 2001-03-20 | Nsk Ltd. | Cylindrical roller bearing |
-
2007
- 2007-03-02 JP JP2007052930A patent/JP5241115B2/ja active Active
-
2008
- 2008-02-07 WO PCT/JP2008/052025 patent/WO2008108134A1/ja active Application Filing
- 2008-02-07 US US12/529,370 patent/US20100098364A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49105742U (ja) * | 1973-01-09 | 1974-09-10 | ||
JPS5090042U (ja) * | 1973-12-24 | 1975-07-30 | ||
JPH0687723U (ja) * | 1993-06-03 | 1994-12-22 | エヌティエヌ株式会社 | 円筒ころ軸受用保持器 |
JP2000081042A (ja) * | 1998-07-10 | 2000-03-21 | Nippon Seiko Kk | 円筒ころ軸受 |
JP2001041250A (ja) * | 1999-08-02 | 2001-02-13 | Koyo Seiko Co Ltd | ころ軸受用保持器 |
JP2003083337A (ja) * | 2001-09-07 | 2003-03-19 | Nsk Ltd | スラスト針状ころ軸受 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101267206B1 (ko) * | 2010-11-30 | 2013-05-24 | (주)원에스티 | 직선운동 베어링 |
KR20190119052A (ko) | 2017-03-06 | 2019-10-21 | 엔티엔 가부시키가이샤 | 유지기가 부착된 바늘상 롤러 및 그것을 구비한 유성 기어 기구 지지 구조 |
KR20190120302A (ko) | 2017-03-06 | 2019-10-23 | 엔티엔 가부시키가이샤 | 유지기 부착 침상 롤러 및 그것을 구비한 유성 기어 기구 지지 구조 |
Also Published As
Publication number | Publication date |
---|---|
US20100098364A1 (en) | 2010-04-22 |
WO2008108134A1 (ja) | 2008-09-12 |
JP5241115B2 (ja) | 2013-07-17 |
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