CN101769301A - Spherical outside surface four-point contact ball bearing with permanent seat - Google Patents
Spherical outside surface four-point contact ball bearing with permanent seat Download PDFInfo
- Publication number
- CN101769301A CN101769301A CN200810230263A CN200810230263A CN101769301A CN 101769301 A CN101769301 A CN 101769301A CN 200810230263 A CN200810230263 A CN 200810230263A CN 200810230263 A CN200810230263 A CN 200810230263A CN 101769301 A CN101769301 A CN 101769301A
- Authority
- CN
- China
- Prior art keywords
- outer ring
- ring
- hole
- inner ring
- holes
- 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
- 230000000903 blocking effect Effects 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 239000010960 cold rolled steel Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
- F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
- F16C19/166—Four-point-contact ball bearings
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a spherical outside surface four-point contact ball bearing with a permanent seat, comprising an outer ring (1), an inner ring (2), a roller (3), a sealing ring (4), a ball blocking block (5) and a taper pin (6).The outer ring (1) is sheathed on the inner ring (2), the roller (3) is arranged between the outer ring (1) and the inner ring (2), the gap between the outer ring (1) and the inner ring (2) is sealed by the sealing ring (4).The bearing of the invention can be directly fixed on a connecting piece through outer ring stair through holes and inner ring screw thread through holes, thus greatly improving work efficiency and lengthening service life of the bearing.
Description
Technical Field
The invention relates to an outer spherical surface four-point contact ball bearing with a fixed seat, and belongs to the technical field of outer spherical surface rolling bearings with seats.
Background
The outer spherical rolling bearing with the seat consists of an outer spherical bearing and a spherical bearing seat, the working principle of the outer spherical rolling bearing is basically the same as that of other deep groove ball bearings, but the outer ring of the bearing is in spherical contact with the bearing seat to form a free movable state, so that the bearing can realize the automatic aligning function.
It is characterized in that: the bearing can be supplied in a set with a seat, and meanwhile, with the development of the bearing, a professional factory of an outer spherical surface bearing seat also appears, so that the period can be greatly shortened and the cost can be reduced by adopting the design and the processing of the bearing seat; the two ends of the bearing are sealed by the rubber sealing ring and the high-quality cold-rolled steel exclamation dust cover in a double-layer manner, the sealing performance is reliable, and the bearing is suitable for working in environments with flying dust and splashing muddy water; when assembling in a bearing factory, the bearing is filled with sufficient high-quality dual-purpose grease for rust prevention and lubrication, and oil does not need to be added in the whole service life of the bearing under the normal use condition of normal load.
Disclosure of Invention
The invention provides an outer spherical surface four-point contact ball bearing with a fixed seat for solving the technical problems, and solves the problems that external foreign matters enter the bearing, lubricating grease leaks and the like.
The invention relates to an outer spherical surface four-point contact ball bearing with a fixed seat, which comprises an outer ring, an inner ring, a roller, a sealing ring, a ball blocking block and a taper pin; two sides of the outer diameter of the outer ring are rounded; an arc roller raceway is arranged on an inner hole of the outer ring, and a small arc groove is arranged in the roller raceway; a rectangular groove is formed in one side of the arc roller raceway on the inner hole of the outer ring; the outer ring is provided with step through holes which are uniformly distributed along the axial direction; the outer ring is provided with step through holes which are uniformly distributed along the axial direction; the middle of the stepped through hole is an inner hole with a small aperture, the two sides of the stepped through hole are outer holes with a large aperture, and one side of each outer hole is chamfered; the number of the stepped through holes on the outer ring is 20; the outer diameter of the inner ring is provided with an arc roller raceway, and a small arc groove is arranged in the roller raceway; a rectangular groove is formed in one side of the arc roller raceway on the outer diameter of the inner ring; the inner ring is provided with evenly distributed thread through holes, and the number of the thread through holes on the inner ring is 20. A groove body is formed in the middle of one side of the circumference of the outer ring, a ball blocking block is arranged in the groove body, and a threaded hole used for being connected with an outer seat lifting hook is formed in the middle of the outer portion of the ball blocking block in the radial direction. A pin hole is formed in the outer ring in the position, located on the groove body, parallel to the axial direction of the outer ring; the ball blocking block is provided with a conical hole corresponding to the outer ring pin hole, and conical pins are arranged in the pin hole and the conical hole, so that the ball blocking block is locked on the outer ring; and a raceway is arranged on one side of the ball blocking block close to the inner ring.
Compared with the prior art, the invention has the following advantages: the bearing can be directly fixed on the connecting piece through the outer ring stepped through hole and the inner ring thread through hole, so that the working efficiency and the service life of the bearing are greatly improved.
Drawings
FIG. 1 is a sectional view of a bearing according to the present invention;
fig. 2 is a front view of the bearing of the present invention.
Detailed Description
The invention includes the following components as shown in fig. 1 and fig. 2: the outer spherical surface four-point contact ball bearing with the fixed seat comprises an outer ring 1, an inner ring 2, a roller 3, a sealing ring 4, a ball blocking block 5 and a taper pin 6; the outer ring 1 is sleeved on the inner ring 2, a roller 3 is arranged between the outer ring 1 and the inner ring 2, and a gap between the outer ring 1 and the inner ring 2 is sealed by a sealing ring 4; two sides of the outer diameter of the outer ring 1 are rounded; an inner hole of the outer ring 1 is provided with an arc roller raceway, and a small arc groove is arranged in the roller raceway; a rectangular groove is formed in one side of the arc roller raceway on the inner hole of the outer ring 1; the outer ring 1 is provided with step through holes which are uniformly distributed along the axial direction; the number of the stepped through holes on the outer ring 1 is 20; the outer diameter of the inner ring 2 is provided with an arc roller raceway, and a small arc groove is arranged in the roller raceway; a rectangular groove is formed in one side of the arc roller raceway on the outer diameter of the inner ring 2; the inner ring 2 is provided with evenly distributed thread through holes. The outside of ball blocking piece 5 is along radially seting up threaded hole, threaded hole 7 can connect the seat lifting hook.
A preferred embodiment: taking an outer spherical surface four-point contact ball bearing with a seat and a nominal outer diameter of 820mm as an example: the nominal width of the outer ring is 56mm, and the nominal inner diameter is 582 mm; the thickness of the ball blocking block is 22mm, the surface roughness is 2.5, the surface roughness of the conical surface is 1.25, and the surface roughness of the raceway surface is 0.65.
Claims (2)
1. The utility model provides a take ectosphere four point contact ball bearing of fixing base which characterized in that: comprises an outer ring (1), an inner ring (2), a roller (3), a sealing ring (4), a ball blocking block (5) and a taper pin (6); wherein,
two sides of the outer diameter of the outer ring (1) are rounded; an inner hole of the outer ring (1) is provided with an arc roller raceway, and a small arc groove is arranged in the roller raceway; a rectangular groove is formed in one side of the arc roller raceway on the inner hole of the outer ring (1); the outer ring (1) is provided with step through holes which are uniformly distributed along the axial direction; the middle of the stepped through hole is an inner hole with a small aperture, the two sides of the stepped through hole are outer holes with a large aperture, and one side of each outer hole is chamfered; the number of the stepped through holes on the outer ring (1) is 20;
the outer diameter of the inner ring (2) is provided with an arc roller raceway, and a small arc groove is arranged in the roller raceway; a rectangular groove is formed in one side of the arc roller raceway on the outer diameter of the inner ring (2); the inner ring (2) is provided with threaded through holes which are uniformly distributed along the axial direction, and the number of the threaded through holes on the inner ring (2) is 20.
2. The insert four-point contact ball bearing with a retaining seat according to claim 1, wherein: a groove body is formed in the middle of one side of the circumference of the outer ring (1), a ball blocking block (5) is arranged in the groove body, and a threaded hole (7) used for connecting an outer seat lifting hook is formed in the middle of the outer part of the ball blocking block (5) along the radial direction; a pin hole is formed in the outer ring in the position, located in the groove body, parallel to the axial direction of the outer ring (1); the ball blocking block (5) is provided with a conical hole corresponding to the pin hole of the outer ring (1), and a conical pin (6) is arranged in the pin hole and the conical hole, so that the ball blocking block (5) is locked on the outer ring (1); and a raceway is arranged on one side of the ball blocking block (5) close to the inner ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810230263A CN101769301A (en) | 2008-12-26 | 2008-12-26 | Spherical outside surface four-point contact ball bearing with permanent seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810230263A CN101769301A (en) | 2008-12-26 | 2008-12-26 | Spherical outside surface four-point contact ball bearing with permanent seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101769301A true CN101769301A (en) | 2010-07-07 |
Family
ID=42502345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810230263A Pending CN101769301A (en) | 2008-12-26 | 2008-12-26 | Spherical outside surface four-point contact ball bearing with permanent seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101769301A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364134A (en) * | 2011-11-02 | 2012-02-29 | 河南科技大学 | Reciprocating swing type four point contact ball rotating disk bearing |
| CN102588429A (en) * | 2011-01-17 | 2012-07-18 | 西门子公司 | Wind turbine blade bearing |
| CN103032453A (en) * | 2012-12-26 | 2013-04-10 | 瓦房店工业冶金轴承制造有限公司 | Oversize full-loading deep groove ball bearing |
| CN105156468A (en) * | 2014-06-10 | 2015-12-16 | Skf公司 | Rolling bearing with means for angularly adjusting of the inner ring relative to the outer rin |
-
2008
- 2008-12-26 CN CN200810230263A patent/CN101769301A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588429A (en) * | 2011-01-17 | 2012-07-18 | 西门子公司 | Wind turbine blade bearing |
| CN102364134A (en) * | 2011-11-02 | 2012-02-29 | 河南科技大学 | Reciprocating swing type four point contact ball rotating disk bearing |
| CN103032453A (en) * | 2012-12-26 | 2013-04-10 | 瓦房店工业冶金轴承制造有限公司 | Oversize full-loading deep groove ball bearing |
| CN105156468A (en) * | 2014-06-10 | 2015-12-16 | Skf公司 | Rolling bearing with means for angularly adjusting of the inner ring relative to the outer rin |
| EP2955405A1 (en) * | 2014-06-10 | 2015-12-16 | Aktiebolaget SKF | Rolling bearing with means for angularly adjusting of the inner ring relative to the outer ring |
| US9551378B2 (en) | 2014-06-10 | 2017-01-24 | Aktiebolaget Skf | Rolling bearing with means for angularly adjusting of the inner ring relative to the outer ring |
| CN105156468B (en) * | 2014-06-10 | 2019-06-04 | Skf公司 | The rolling bearing of the device of angle adjustment is carried out relative to outer ring with inner ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100707 |