JPH048819U - - Google Patents
Info
- Publication number
- JPH048819U JPH048819U JP1990049750U JP4975090U JPH048819U JP H048819 U JPH048819 U JP H048819U JP 1990049750 U JP1990049750 U JP 1990049750U JP 4975090 U JP4975090 U JP 4975090U JP H048819 U JPH048819 U JP H048819U
- Authority
- JP
- Japan
- Prior art keywords
- spacer
- steel balls
- swing bearing
- peripheral surface
- outer peripheral
- 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.)
- Pending
Links
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000000314 lubricant Substances 0.000 claims 1
- 238000005096 rolling process Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 1
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
- F16C33/37—Loose spacing bodies
- F16C33/3706—Loose spacing bodies with concave surfaces conforming to the shape of the rolling elements, e.g. the spacing bodies are in sliding contact with the rolling elements
-
- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/20—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows with loose spacing bodies, e.g. balls, between the bearing balls
-
- 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
- F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
- F16C33/6629—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
-
- 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
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/10—Application independent of particular apparatuses related to size
- F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Description
第１図はこの考案の旋回軸受の好適実施例に係
る要部縦断面図、第２図ａは同要部横断面図、第
２図ｂは第２図ａの部分拡大図、第３図ａは間隔
体の斜視図、ｂは間隔体の縦断面図、第４図は間
隔体の突部の異なる実施例を示す斜視図、第５図
ａは従来の旋回軸受の構造を示す一部を破断した
斜視図、第５図ｂは第５図ａのＸ−Ｘ線断面図、
第６図は従来の間隔体の斜視図、第７図ａは従来
の旋回軸受の要部横断面図、第７図ｂは第７図ａ
の部分拡大図である。 １……旋回軸受、２……外輪、２ａ……外輪の
転動面、２ｂ……外輪油溝部、２ｃ……連通口、
２ｄ……環状貯油部、２ｅ……外周部、２ｆ……
導入口、３……内輪、３ａ……内輪の転動面、３
ｂ……内輪油溝部、４……鋼球、５……間隔体、
５ａ……窪み部、５ｂ……突部、５ｃ……通油穴
、７……グリースニツプル、８……空間部。
る要部縦断面図、第２図ａは同要部横断面図、第
２図ｂは第２図ａの部分拡大図、第３図ａは間隔
体の斜視図、ｂは間隔体の縦断面図、第４図は間
隔体の突部の異なる実施例を示す斜視図、第５図
ａは従来の旋回軸受の構造を示す一部を破断した
斜視図、第５図ｂは第５図ａのＸ−Ｘ線断面図、
第６図は従来の間隔体の斜視図、第７図ａは従来
の旋回軸受の要部横断面図、第７図ｂは第７図ａ
の部分拡大図である。 １……旋回軸受、２……外輪、２ａ……外輪の
転動面、２ｂ……外輪油溝部、２ｃ……連通口、
２ｄ……環状貯油部、２ｅ……外周部、２ｆ……
導入口、３……内輪、３ａ……内輪の転動面、３
ｂ……内輪油溝部、４……鋼球、５……間隔体、
５ａ……窪み部、５ｂ……突部、５ｃ……通油穴
、７……グリースニツプル、８……空間部。
Claims (1)
- 【実用新案登録請求の範囲】 (1) 内輪との間に環状の空間部を設けて外輪を
同心に配置すると共に、上記空間部に鋼球と交互
に列状に介設すると共にその隙間にグリースその
他の潤滑剤が内封される旋回軸受の間隔体におい
て、 間隔体が、鋼球の外周より小さい外周に設定さ
れると共に前後の受面で前後に接する鋼球と球面
接触しており、 且つ、間隔体の外周面に窪み部を形成してなる
ことを特徴とする旋回軸受の間隔体。 (2) 間隔体が横倒円柱状からなつており、その
外周面に溝状の窪み部を切欠いて周方向に連続す
る凹凸形状としたことを特徴とする請求項１に記
載の旋回軸受の間隔体。 (3) 間隔体に直線方向に貫通し外周側面で開口
する通油穴を設けたことを特徴とする請求項１に
記載の旋回軸受の間隔体。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990049750U JPH048819U (ja) | 1990-05-12 | 1990-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990049750U JPH048819U (ja) | 1990-05-12 | 1990-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH048819U true JPH048819U (ja) | 1992-01-27 |
Family
ID=31567706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990049750U Pending JPH048819U (ja) | 1990-05-12 | 1990-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH048819U (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014077451A (ja) * | 2012-10-08 | 2014-05-01 | Jtekt Corp | 転がり軸受の給脂構造 |
| WO2017061418A1 (ja) * | 2015-10-05 | 2017-04-13 | Ntn株式会社 | アンギュラ玉軸受およびセパレータ保持器 |
-
1990
- 1990-05-12 JP JP1990049750U patent/JPH048819U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014077451A (ja) * | 2012-10-08 | 2014-05-01 | Jtekt Corp | 転がり軸受の給脂構造 |
| WO2017061418A1 (ja) * | 2015-10-05 | 2017-04-13 | Ntn株式会社 | アンギュラ玉軸受およびセパレータ保持器 |