JP5890514B2 - ローラ及びこのローラを用いた転がり案内装置 - Google Patents
ローラ及びこのローラを用いた転がり案内装置 Download PDFInfo
- Publication number
- JP5890514B2 JP5890514B2 JP2014502410A JP2014502410A JP5890514B2 JP 5890514 B2 JP5890514 B2 JP 5890514B2 JP 2014502410 A JP2014502410 A JP 2014502410A JP 2014502410 A JP2014502410 A JP 2014502410A JP 5890514 B2 JP5890514 B2 JP 5890514B2
- Authority
- JP
- Japan
- Prior art keywords
- roller
- rolling
- recess
- guide device
- diameter
- 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.)
- Active
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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
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
- F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
- F16C29/065—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with rollers
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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
- F16C33/34—Rollers; Needles
- F16C33/36—Rollers; Needles with bearing-surfaces other than cylindrical, e.g. tapered; with grooves in the bearing surfaces
-
- 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
-
- 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
- F16C2240/44—Hole or pocket sizes
-
- 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
- F16C2240/70—Diameters; Radii
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Bearings For Parts Moving Linearly (AREA)
Description
以下、本発明に係る転がり案内装置の実施形態について図面を参照しつつ説明する。なお、以下の実施形態は、各請求項に係る発明を限定するものではなく、また、実施形態の中で説明されている特徴の組み合わせの全てが発明の解決手段に必須であるとは限らない。
以上説明した第1の実施形態に係る転がり案内装置1では、凹部31を円錐台形状に形成した場合について説明を行った。次に説明する第2の実施形態に係るローラは、第1の実施形態とは異なる形態を有する凹部の実施例について説明を行うものである。なお、上述した第1の実施形態の場合と同一又は類似する部材については、同一符号を付して説明を省略する。
以上説明した第2の実施形態に係るローラ30´では、凹部31´を円錐形状に形成した場合について説明を行った。次に説明する第3の実施形態に係るローラは、第2の実施形態とは異なる形態を有する凹部の実施例について説明を行うものである。なお、上述した第1及び第2の実施形態の場合と同一又は類似する部材については、同一符号を付して説明を省略する。
Claims (3)
- 単一の回転軸を有するローラであって、
該ローラは、その回転軸方向の両端面からローラ中心へ前記回転軸に沿って徐々に縮径するように転走面が形成され、
前記両端面には、ローラ中心に向かう凹部が形成され、
前記ローラの径と前記凹部の深さの比と前記ローラの偏当りが発生しない範囲の許容荷重の関係において、前記ローラの径と前記凹部の深さの比が前記ローラの許容荷重のピークを示す値以上となるように前記凹部の深さが設定されていることを特徴とするローラ。 - 請求項1に記載のローラを、
外面に軌道面を有する内方部材と、
前記内方部材の軌道面に対向する負荷軌道面を有して前記内方部材の外側に配置された外方部材とを備えた転がり案内装置における前記軌道面と前記負荷軌道面の間に転動自在に配置したことを特徴とする転がり案内装置。 - 請求項1に記載のローラを、転走面を有するとともに長手方向に延びる軌道部材と、前記軌道部材に対して移動可能に組み付けられた移動部材との間に介在させたことを特徴とする転がり案内装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014502410A JP5890514B2 (ja) | 2012-03-02 | 2013-03-01 | ローラ及びこのローラを用いた転がり案内装置 |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012047255 | 2012-03-02 | ||
| JP2012047255 | 2012-03-02 | ||
| PCT/JP2013/055651 WO2013129645A1 (ja) | 2012-03-02 | 2013-03-01 | ローラ及びこのローラを用いた転がり案内装置 |
| JP2014502410A JP5890514B2 (ja) | 2012-03-02 | 2013-03-01 | ローラ及びこのローラを用いた転がり案内装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2013129645A1 JPWO2013129645A1 (ja) | 2015-07-30 |
| JP5890514B2 true JP5890514B2 (ja) | 2016-03-22 |
Family
ID=49082832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014502410A Active JP5890514B2 (ja) | 2012-03-02 | 2013-03-01 | ローラ及びこのローラを用いた転がり案内装置 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5890514B2 (ja) |
| TW (1) | TW201400721A (ja) |
| WO (1) | WO2013129645A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9561845B2 (en) | 2007-12-06 | 2017-02-07 | Roller Bearing Company Of America, Inc. | Bearing installed on an aircraft structure |
| US10077808B2 (en) | 2013-12-18 | 2018-09-18 | Roller Bearing Company Of America, Inc. | Roller profile for hourglass roller bearings in aircraft |
| US9890814B2 (en) | 2014-06-03 | 2018-02-13 | Roller Bearing Company Of America, Inc. | Cage for hourglass roller bearings |
| DE102016220052A1 (de) * | 2016-10-14 | 2018-04-19 | Schaeffler Technologies AG & Co. KG | Rolle für ein Wälzlager sowie Wälzlager mit der Rolle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS521043B1 (ja) * | 1971-03-29 | 1977-01-12 | ||
| JPS5510149A (en) * | 1978-07-05 | 1980-01-24 | Ntn Toyo Bearing Co Ltd | Resilient roller |
| JPH07305727A (ja) * | 1994-05-10 | 1995-11-21 | Ngk Spark Plug Co Ltd | セラミック製中実ローラー及びその製造方法 |
| JP3711534B2 (ja) * | 2000-06-26 | 2005-11-02 | 博 寺町 | 転動体 |
-
2013
- 2013-03-01 WO PCT/JP2013/055651 patent/WO2013129645A1/ja not_active Ceased
- 2013-03-01 TW TW102107251A patent/TW201400721A/zh unknown
- 2013-03-01 JP JP2014502410A patent/JP5890514B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2013129645A1 (ja) | 2015-07-30 |
| WO2013129645A1 (ja) | 2013-09-06 |
| TW201400721A (zh) | 2014-01-01 |
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