JPS6340626U - - Google Patents
Info
- Publication number
- JPS6340626U JPS6340626U JP1986134114U JP13411486U JPS6340626U JP S6340626 U JPS6340626 U JP S6340626U JP 1986134114 U JP1986134114 U JP 1986134114U JP 13411486 U JP13411486 U JP 13411486U JP S6340626 U JPS6340626 U JP S6340626U
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- seal lip
- aligning
- sealed
- lip
- 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
- 239000004519 grease Substances 0.000 claims 1
- 230000001050 lubricating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
- F16C33/7873—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section
- F16C33/7876—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section with sealing lips
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
-
- 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
-
- 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
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
- F16C23/08—Ball or roller bearings self-adjusting
- F16C23/082—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
- F16C23/086—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface forming a track for rolling elements
Description
第１図は本考案に係る密封自動調心形軸受の一
実施例を示す縦断面図、第２図は同軸受の要部で
あるオイルシール部分の構造を拡大して示す縦断
面図、第３図はオイルシール部分の他の実施例を
示す縦断面図、第４図は従来の密封自動調心形軸
受におけるオイルシール部分の構造を示す第２図
に対応する縦断面図である。
１……内輪、２……外輪、３……転動体、４…
…保持器、５……オイルシール、６……内輪のシ
ール面、１０……シールリツプ、１１……可撓部
、１２……リツプ腰部、１４……補強リング。
FIG. 1 is a vertical sectional view showing an embodiment of a sealed self-aligning bearing according to the present invention, FIG. 3 is a longitudinal sectional view showing another embodiment of the oil seal portion, and FIG. 4 is a longitudinal sectional view corresponding to FIG. 2 showing the structure of the oil seal portion in a conventional sealed self-aligning type bearing. 1... Inner ring, 2... Outer ring, 3... Rolling element, 4...
... Cage, 5 ... Oil seal, 6 ... Seal surface of inner ring, 10 ... Seal lip, 11 ... Flexible part, 12 ... Lip waist, 14 ... Reinforcement ring.
Claims (1)
るとともに、軸受内部に潤滑グリースが封入され
てなる密封自動調心形のものであつて、 前記オイルシールのシールリツプの外径側部分
に半径方向へ弾性変形可能な可撓部が連続して設
けられ、 該可撓部と前記シールリツプとの間部分のリツ
プ腰部に、剛性の高い材料からなる円環状の補強
リングが設けられていることを特徴とする密封自
動調心形軸受。 (2) 前記シールリツプの摺接する内輪のシール
面が軸方向へ同一の径寸法を有する直円筒面に形
成されている実用新案登録請求の範囲第１項記載
の密封自動調心形軸受。[Claims for Utility Model Registration] (1) The bearing is of a sealed self-aligning type in which oil seals are provided on both sides in the axial direction and lubricating grease is sealed inside the bearing, and the seal lip of the oil seal is A flexible portion that can be elastically deformed in the radial direction is continuously provided on the outer diameter side portion, and an annular reinforcing ring made of a highly rigid material is provided at the lip waist portion between the flexible portion and the seal lip. A sealed self-aligning bearing characterized by: (2) The sealed self-aligning bearing according to claim 1, wherein the sealing surface of the inner ring in sliding contact with the seal lip is formed into a right cylindrical surface having the same diameter in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986134114U JPH0429130Y2 (en) | 1986-09-01 | 1986-09-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986134114U JPH0429130Y2 (en) | 1986-09-01 | 1986-09-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6340626U true JPS6340626U (en) | 1988-03-16 |
| JPH0429130Y2 JPH0429130Y2 (en) | 1992-07-15 |
Family
ID=31035053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986134114U Expired JPH0429130Y2 (en) | 1986-09-01 | 1986-09-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429130Y2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0175626U (en) * | 1987-11-10 | 1989-05-23 | ||
| JPH04128524U (en) * | 1991-05-16 | 1992-11-24 | エヌテイエヌ株式会社 | Plummer type rolling bearing unit |
| JPH0658337A (en) * | 1992-07-22 | 1994-03-01 | Skf:Ab | Bearing with seal |
| JP2013174359A (en) * | 2013-04-30 | 2013-09-05 | Nsk Ltd | Rolling bearing with sealing device |
| JP2013224721A (en) * | 2012-04-23 | 2013-10-31 | Nsk Ltd | Self-aligning roller bearing with sealing device |
| JP2015021590A (en) * | 2013-07-22 | 2015-02-02 | 日本精工株式会社 | Seal device for rolling bearing and rolling bearing |
| CN111503161A (en) * | 2016-03-07 | 2020-08-07 | 日本精工株式会社 | Rolling bearing, bearing unit for air turbine, and dental air turbine handpiece |
-
1986
- 1986-09-01 JP JP1986134114U patent/JPH0429130Y2/ja not_active Expired
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0175626U (en) * | 1987-11-10 | 1989-05-23 | ||
| JPH04128524U (en) * | 1991-05-16 | 1992-11-24 | エヌテイエヌ株式会社 | Plummer type rolling bearing unit |
| JPH0658337A (en) * | 1992-07-22 | 1994-03-01 | Skf:Ab | Bearing with seal |
| JP2013224721A (en) * | 2012-04-23 | 2013-10-31 | Nsk Ltd | Self-aligning roller bearing with sealing device |
| JP2013174359A (en) * | 2013-04-30 | 2013-09-05 | Nsk Ltd | Rolling bearing with sealing device |
| JP2015021590A (en) * | 2013-07-22 | 2015-02-02 | 日本精工株式会社 | Seal device for rolling bearing and rolling bearing |
| CN111503161A (en) * | 2016-03-07 | 2020-08-07 | 日本精工株式会社 | Rolling bearing, bearing unit for air turbine, and dental air turbine handpiece |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0429130Y2 (en) | 1992-07-15 |