CN209262049U - A kind of four point touching ball slewing bearing - Google Patents
A kind of four point touching ball slewing bearing Download PDFInfo
- Publication number
- CN209262049U CN209262049U CN201821999336.3U CN201821999336U CN209262049U CN 209262049 U CN209262049 U CN 209262049U CN 201821999336 U CN201821999336 U CN 201821999336U CN 209262049 U CN209262049 U CN 209262049U
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- China
- Prior art keywords
- inner ring
- ring
- outer ring
- extended segment
- point touching
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Abstract
The utility model relates to a kind of boat airbone radar pedestal support turntable bearing, specifically a kind of inside and outside diameter band mounting flange double containment abnormity four point touching ball slewing bearing, including inner ring, outer ring, steel ball and retainer；Retainer is set between the inner ring and outer ring, and steel ball is maintained between inner ring and outer ring by retainer, and the inner ring extends inner ring extended segment along axial side radially inward, and inner ring Method for Installation flange aperture is arranged on inner ring extended segment.Bearing bore diameter band mounting flange, can make bearing inner race be fixed on host, improve bearing rigidity and bearing capacity.
Description
Technical field
The utility model relates to a kind of boat airbone radar pedestal support turntable bearing, specifically a kind of inside and outside diameter band peace
Fill flange double containment abnormity four point touching ball slewing bearing.
Background technique
Aerial telescope is the very important component of aircraft, as the ground from high-altitude, target required for observing
Investigation device, the stability of performance is extremely important, and the bearing used for the device has higher requirement, it is desirable that bearing
With very high precision, reliability and bearing capacity.
Summary of the invention
Based on the requirement to above-mentioned radar pedestal support with turntable bearing high-precision and high-bearing capacity, the mesh of the utility model
It is to provide the special-shaped four point touching ball slewing bearing of the effects of supporting the support of flight radar pedestal, rotation a kind of.
In order to achieve the above objectives, the technology employed by the present utility model is a kind of four point touching ball slewing bearing, packet
Include inner ring, outer ring, steel ball and retainer；Retainer is set between the inner ring and outer ring, and steel ball is maintained at interior by retainer
Between circle and outer ring, the inner ring extends inner ring extended segment along axial side radially inward, and inner ring is arranged on extended segment
Inner ring Method for Installation flange aperture.
Further, outer ring extended segment is extended along axial side in the outer ring to the outer direction, on the extended segment of outer ring
Method for Installation flange aperture in outer ring is set.
Further, the inner ring extended segment and outer ring extended segment are separately positioned on the two sides of bearing axial direction.
Further, the width of the inner ring extended segment and outer ring extended segment is more than the half of bearing width respectively.
Further, seal assembly is set between the inner ring and outer ring, and seal assembly includes diaphragm seal and spring clamp
Ring, diaphragm seal one end and inner ring crest clearance cooperate, and the diaphragm seal other end is connect by spring clamp ring with outer ring internal diameter.
Further, the spring clamp ring is embedded into the dustproof groove of outer ring internal diameter.
Further, the inner ring is equipped with filling slot, and filling slot is sealed by ball blocking block, ball blocking block and filling slot
It matches.
Further, the position of bearing inner race raceway is arranged in the filling slot.
The utility model has the following beneficial effects: bearing bore diameter band mounting flange, can make bearing inner race be fixed on host, improve
Bearing rigidity and bearing capacity.
Detailed description of the invention
Fig. 1 is the application bearing arrangement schematic diagram,
In figure: 1, inner ring, 2, outer ring, 3, steel ball, 4, retainer, 5, inner ring extended segment, 6, inner ring mounting flange
Hole, 7, outer ring extended segment, 8, outer ring Method for Installation flange aperture, 9, diaphragm seal, 10, spring clamp ring, 11, ball blocking block, 12, stifled
Ball block installation through-hole.
Specific embodiment
It is practical new to this in the following with reference to the drawings and specific embodiments in order to be more clear the structure and function of utility model
Type is described further.
Four point touching ball slewing bearing, including inner ring 1, outer ring 2, steel ball 3 and retainer 4；The inner ring 1 and outer ring 2 it
Between retainer 4 is set, steel ball 3 is maintained between inner ring 1 and outer ring 2 by retainer 4, the inner ring 1 along an axial side to
Internal diameter direction extends inner ring extended segment 5, and inner ring Method for Installation flange aperture 6 is arranged on inner ring extended segment 5.Further, the outer ring 2
Extend outer ring extended segment 7 to the outer direction along axial side, outer ring Method for Installation flange aperture 8 is set on outer ring extended segment 7.Inner ring
With installation screw thread in Method for Installation flange aperture 6 and outer ring Method for Installation flange aperture 8.
Further, the inner ring extended segment 5 is separately positioned on the two sides of bearing axial direction with outer ring extended segment 7.Inner ring prolongs
The width for stretching section and outer ring extended segment is more than half bearing width respectively.I.e. steel ball center line is crossed at extended segment edge.
Further, seal assembly is set between the inner ring 1 and outer ring 2, and seal assembly includes diaphragm seal 9 and spring clip
Tight ring 10,9 one end of diaphragm seal and inner ring crest clearance cooperate, and 9 other end of diaphragm seal passes through spring clamp ring 10 and outer ring internal diameter
Connection.Spring clamp ring is embedded into the dustproof groove of outer ring internal diameter.
Further, the inner ring 1 is equipped with filling slot, and filling slot is sealed by ball blocking block 11, ball blocking block 11 and dress
Segment mouth matches.The position of bearing inner race raceway is arranged in filling slot.Steel ball is packed by filling slot, rotation is kept
Frame is aligned to next pocket hole with filling slot, ressembles steel ball, until whole steel ball assembly are completed, ball blocking block is packed into,
And one end of ball blocking block extends to concordant with inner ring extended segment, and band is by the ball blocking block that matches with inner ring Method for Installation flange aperture
Installation through-hole 12 can guarantee ball blocking block assembly synchronous with inner ring 1.
Inside and outside diameter band mounting flange abnormity four point touching ball slewing bearing proposed in the utility model has following spy
Point:
1. the extended segment of the inside and outside diameter of bearing is mounting flange, installation threaded hole is had on flange, can make the inside and outside circle of bearing
It is fixed on host simultaneously, improves bearing rigidity.
2. each steel ball of bearing and inside and outside circle raceway have two-point contact respectively, totally four point contacts, bears bearing
Big tilting moment and high bearing capacity.
3. inner ring designs a filling slot, assembles and disassemble convenient for bearing.
4. two sides band double-layer seal, inside is diaphragm seal, and outside is spring clamp ring.
Listed above is only the most preferred embodiment of the utility model.Obviously, the utility model is not limited to above embodiments,
It is acceptable that there are many deformations.Those skilled in the art directly can export or associate from content disclosed by the utility model
All deformations, be considered as the protection scope of the utility model.
Claims (7)
1. a kind of four point touching ball slewing bearing, it is characterised in that: including inner ring, outer ring, steel ball and retainer；The inner ring and
Retainer is set between outer ring, steel ball is maintained between inner ring and outer ring by retainer, the inner ring along an axial side to
Internal diameter direction extends inner ring extended segment, and inner ring Method for Installation flange aperture is arranged on inner ring extended segment.
2. a kind of four point touching ball slewing bearing according to claim 1, it is characterised in that: the outer ring is along axial one
Outer ring extended segment is extended in side to the outer direction, and outer ring Method for Installation flange aperture is arranged on the extended segment of outer ring.
3. a kind of four point touching ball slewing bearing according to claim 2, it is characterised in that: the inner ring extended segment and outer
Circle extended segment is separately positioned on the two sides of bearing axial direction.
4. a kind of four point touching ball slewing bearing according to claim 1, it is characterised in that: between the inner ring and outer ring
Seal assembly is set, and seal assembly includes diaphragm seal and spring clamp ring, and diaphragm seal one end and inner ring crest clearance cooperate, sealing
The piece other end is connect by spring clamp ring with outer ring internal diameter.
5. a kind of four point touching ball slewing bearing according to claim 4, it is characterised in that: the spring clamp ring insertion
Into the dustproof groove of outer ring internal diameter.
6. a kind of four point touching ball slewing bearing according to claim 1, it is characterised in that: the inner ring is equipped with dress segment
Mouthful, filling slot is sealed by ball blocking block, and ball blocking block is matched with filling slot.
7. a kind of four point touching ball slewing bearing according to claim 6, it is characterised in that: the filling slot setting exists
The position of bearing inner race raceway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999336.3U CN209262049U (en) | 2018-11-30 | 2018-11-30 | A kind of four point touching ball slewing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999336.3U CN209262049U (en) | 2018-11-30 | 2018-11-30 | A kind of four point touching ball slewing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209262049U true CN209262049U (en) | 2019-08-16 |
Family
ID=67564909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821999336.3U Active CN209262049U (en) | 2018-11-30 | 2018-11-30 | A kind of four point touching ball slewing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209262049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322909A (en) * | 2018-11-30 | 2019-02-12 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Four point touching ball slewing bearing |
-
2018
- 2018-11-30 CN CN201821999336.3U patent/CN209262049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322909A (en) * | 2018-11-30 | 2019-02-12 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Four point touching ball slewing bearing |
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| GR01 | Patent grant |