CN204755579U - System is taken aim at with four point contact ball turntable bearings to sight - Google Patents
System is taken aim at with four point contact ball turntable bearings to sight Download PDFInfo
- Publication number
- CN204755579U CN204755579U CN201520409721.8U CN201520409721U CN204755579U CN 204755579 U CN204755579 U CN 204755579U CN 201520409721 U CN201520409721 U CN 201520409721U CN 204755579 U CN204755579 U CN 204755579U
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- Prior art keywords
- ball
- steel ball
- raceway
- aim
- right angle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Rolling Contact Bearings (AREA)
Abstract
System is taken aim at with four point contact ball turntable bearings to sight, which comprises an inner ring and an outer ring, the steel ball completely is equipped with between inner circle and outer lane, interior circling is equipped with the peach shaped raceway, be equipped with right angle shape raceway on the outer lane, the steel ball is 45 degrees with the contact angle of peach shaped raceway and right angle shape raceway, including circle along radially being equipped with the cylindrical ball hole of filling out that is used for installing the steel ball, be equipped with toper pin hole along the axial, the central line and the cylindrical central line vertical cross who fills out the ball hole in toper pin hole, be used for clogging of shutoff steel ball cylindrical installing in filling out the ball hole, be equipped with in the hole is pinned in the toper and be used for the fixed toper pin of clogging. Can bear axial and radial impact load simultaneously, and bearing capacity is big, can satisfy and see the requirement of taking aim at the low friction torque of system's turntable bearing, and long service life.
Description
Technical field
The utility model relates to a kind of bearing, particularly relates to a kind of sight and takes aim at system four point touching ball slewing bearing.
Background technique
See the turntable bearing taking aim at system support use to require can bear larger load during work, and require to bear larger radial direction and axial impact, and bear the contact stress of corresponding steel ball and inside and outside raceway contact point.In addition, also require it to have lower friction torque under above-mentioned condition and friction torque is even meeting, and there is good greasy property.
And turntable bearing of the prior art all cannot meet above-mentioned usage requirement.
Model utility content
In order to solve the problems of the technologies described above, the utility model provides a kind of sight to take aim at system four point touching ball slewing bearing, adopts the full spherical structure of single-row four point cantact, axis and radial impact can be born simultaneously, and bearing capacity is large, and there is low friction moment, the usage requirement seeing system of taking aim at can be met.
The utility model in order to solve the problems of the technologies described above adopted technological scheme is: see and take aim at system four point touching ball slewing bearing, comprise inner ring and outer ring, between inner ring and outer ring, steel ball is housed, described inner ring is provided with peach-shaped raceway, outer ring is provided with right angle type raceway, the wrapping angle of described steel ball and described peach-shaped raceway and right angle type raceway is 45 degree, inner ring is radially provided with and fills out ball for installing the cylindrical of steel ball, be provided with taper pin nail vertically, the center line of taper pin nail intersects with the cylindrical central axis filling out ball, the filling be provided with for plugging steel ball is filled out in ball cylindrical, the tapered dowel for fixing filling is provided with in taper pin nail.
Square oil groove is provided with in two surface of contact joints of right angle type raceway form right angle.
Described outer ring is provided with for taking aim at a plurality of tapped blind holes that system associated part is connected with seeing.
One end of described outer ring stretches out along cylindrical periphery and is provided with adpting flange formula flange, described flange is provided with for taking aim at the tapped hole that system associated part is connected with seeing.
Described flange is also provided with for taking aim at the counter sink that system associated part is connected with seeing.
Beneficial effect:
1, the utility model adopts the full spherical structure of four point cantact, and inside and outside raceway contact angle is 45 degree, can bear axis and radial impact load, and bearing capacity is large simultaneously;
2, the utility model inner ring raceway adopts the design of peach-shaped ditch, and outer ring raceway adopts the design of 90 degree of intersection right angle type raceways, and contacting point is point cantact, can meet the requirement seen and take aim at system turntable bearing low friction moment.
3, the utility model inner ring raceway adopts the design of peach-shaped ditch, and the adaptation of raceway and steel ball is large, under effectively reducing instantaneous high impact loads, can reduce the contact stress of steel ball and raceway contact point, improve the life-span of bearing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1, outer ring, 101, right angle type raceway, 2, steel ball, 3, inner ring, 301, peach-shaped raceway, 302, cylindrically fill out ball, 303, taper pin nail, 4, tapered dowel, 5, filling, 6, tapped blind hole, 7, square oil groove, 8, counter sink, 9, tapped hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, concrete detailed description is further done to the utility model.
As shown in the figure, see and take aim at system four point touching ball slewing bearing, comprise inner ring 3 and outer ring 1, between inner ring 3 and outer ring 1, steel ball 2 is completely housed, described inner ring 3 is provided with peach-shaped raceway 301, and outer ring is provided with right angle type raceway 101.
Described steel ball 2 is 45 degree with the wrapping angle of described peach-shaped raceway and right angle type raceway, inner ring 3 is radially provided with and fills out ball 302 for installing the cylindrical of steel ball, be provided with taper pin nail 303 vertically, the center line of taper pin nail 303 intersects with the cylindrical central axis filling out ball 302, the filling 5 be provided with for plugging steel ball is filled out in ball 302 cylindrical, described filling 5 is provided with the taper hole corresponding with described taper pin nail, described taper hole is through hole, and the cone angle of described taper hole is identical with the cone angle of taper pin nail.
In taper pin nail, be provided with tapered dowel 4, one section in tapered dowel 4 is located in the taper hole in filling 5, thus filling 5 is fixed on inner ring 3.
Described filling 5 is in cylindrical design, and its one end towards inner ring raceway is designed to the peach-shaped ditch shape the same with inner ring raceway, and the part as peach-shaped raceway on inner ring uses;
Square oil groove 7 is provided with in two surface of contact joints of right angle type raceway form right angle.
This embodiment, described outer ring 1 is provided with for taking aim at the tapped blind hole 6 of 8 M4 that system associated part is connected with seeing.
One end of described outer ring 1 stretches out along cylindrical periphery and is provided with adpting flange formula flange, described flange is provided with for taking aim at the tapped hole 9 of 8 M8 that system associated part is connected with seeing.
Described flange is also provided with for taking aim at the counter sink 8 of 8 φ 9 that system associated part is connected with seeing.
When the utility model assembles, first inner ring 3 is enclosed within the aperture of outer ring 1, ensure the center of two raceways on inner ring and outer ring at grade, then steel ball 2 is loaded successively by establishing the ball of filling out on inner ring 3, till filling, filling 5 being filled on inner ring 3 fills out in ball again, ensure that the taper hole in filling 5 overlaps with the tapered dowel centerline hole on inner ring 3, finally tapered dowel 4 is filled in taper pin nail from the taper pin nail opening inner ring 3 end face, inner ring 3 and filling 5 are fixed together, complete the installation of whole turntable bearing.
Claims (5)
1. see and take aim at system four point touching ball slewing bearing, comprise inner ring (3) and outer ring (1), steel ball (2) is housed between inner ring (3) and outer ring (1), it is characterized in that: described inner ring (3) is provided with peach-shaped raceway (301), outer ring (1) is provided with right angle type raceway (101), described steel ball (2) is 45 degree with the wrapping angle of described peach-shaped raceway (301) and right angle type raceway (101), inner ring (3) is radially provided with and fills out ball (302) for installing the cylindrical of steel ball, be provided with taper pin nail (303) vertically, the center line of taper pin nail (303) intersects with the cylindrical central axis filling out ball (302), the filling (5) be provided with for plugging steel ball is filled out in ball (302) cylindrical, the tapered dowel (4) for fixing filling (5) is provided with in taper pin nail (303).
2. system four point touching ball slewing bearing is taken aim in sight according to claim 1, it is characterized in that: be provided with square oil groove (7) in two surface of contact joints of right angle type raceway form right angle.
3. system four point touching ball slewing bearing is taken aim in sight according to claim 1, it is characterized in that: be provided with on described outer ring (1) for taking aim at a plurality of tapped blind holes (6) that system associated part is connected with seeing.
4. system four point touching ball slewing bearing is taken aim in sight according to claim 1, it is characterized in that: the one end of described outer ring (1) stretches out along cylindrical periphery and is provided with adpting flange formula flange, described flange being provided with for taking aim at the tapped hole (9) that system associated part is connected with seeing.
5. system four point touching ball slewing bearing is taken aim in sight according to claim 4, it is characterized in that: be also provided with on described flange for taking aim at the counter sink (8) that system associated part is connected with seeing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520409721.8U CN204755579U (en) | 2015-06-15 | 2015-06-15 | System is taken aim at with four point contact ball turntable bearings to sight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520409721.8U CN204755579U (en) | 2015-06-15 | 2015-06-15 | System is taken aim at with four point contact ball turntable bearings to sight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755579U true CN204755579U (en) | 2015-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520409721.8U Active CN204755579U (en) | 2015-06-15 | 2015-06-15 | System is taken aim at with four point contact ball turntable bearings to sight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296634A (en) * | 2018-11-30 | 2019-02-01 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Retainer outer diameter has the bearing of lock claw |
-
2015
- 2015-06-15 CN CN201520409721.8U patent/CN204755579U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296634A (en) * | 2018-11-30 | 2019-02-01 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Retainer outer diameter has the bearing of lock claw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180521 Address after: 471000 No. 1 axis research road, Jianxi science and Technology Industrial Park, Luoyang, Henan Patentee after: Luoyang Bearing Research Institute Address before: 471000 Fenghua Road 6, Luoyang hi tech Development Zone, Luoyang, Henan Patentee before: Zhouyan Science and Technology Co., Ltd., Luoyang |
|
| TR01 | Transfer of patent right |