CN202091357U - Three-row pin roller rotating support - Google Patents
Three-row pin roller rotating support Download PDFInfo
- Publication number
- CN202091357U CN202091357U CN201120146881XU CN201120146881U CN202091357U CN 202091357 U CN202091357 U CN 202091357U CN 201120146881X U CN201120146881X U CN 201120146881XU CN 201120146881 U CN201120146881 U CN 201120146881U CN 202091357 U CN202091357 U CN 202091357U
- Authority
- CN
- China
- Prior art keywords
- wall
- ring
- annular inner
- angled trapezium
- raceway
- 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.)
- Expired - Fee Related
Links
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
- 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
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a three-row pin roller rotating support, which comprises an outer gearing and an inner ring. The inner ring comprises an inner upper ring and an inner lower ring which are meshed. The annular outer wall of the inner ring is provided with a right trapezoid groove, and a stepped groove is arranged on an annular lower opening position of the inner ring. An upper opening position of the annular inner wall of the outer gear ring is provided with an oblique surface corresponding to an inclined edge of the right trapezoid groove, and the lower opening position of the annular inner wall of the outer gear ring is provided with a right-angle concave surface corresponding to the right-angle edge of the right trapezoid groove. After the outer gear ring and the inner ring are assembled, the oblique surface of the annular inner wall of the outer gear ring is combined with the inclined edge position on the right trapezoid groove to form an inclined rectangular upper rolling rail, a vertical surface in the middle of the annular inner wall of the outer gear ring is combined with the right trapezoid groove position to form a vertical rectangular middle rolling rail, and the right-angle concave surface of the annular inner wall of the outer gear ring is combined with the right-angle edge position of the right trapezoid groove to form a horizontal square lower rolling rail. Pin rollers and isolating blocks are arranged alternately in each rolling rail. Contact points of the rolling rail wall and rolling bodies are more, exerted force is even, operation is stable and flexible, and bearing capability and tipping capability are strong.
Description
Technical field:
The utility model belongs to the novel mechanical product technical field, relates generally to the mechanical basic part pivoting support, relates in particular to a kind of oblique, perpendicular, horizontal three row's roller pivoting supports.
Background technique:
Pivoting support is a kind of gear ring, multi-functional eyelet, oil circuit and Sealing Device be with, and can bear the large-scale combined bearing of axial force, radial force and tilting moment simultaneously, its main body is to be made of inside and outside two steel rings, and two corresponding of circles are provided with raceway, rolling elements such as interior dress steel ball.Common pivoting support has only a ring-type cylindrical shape raceway and a vollyball shape rolling element, is called " single four-point contact ball formula ", exists point of contact less, and bearing capacity is not strong, and stability is bad and be not suitable for the defective that large-scale gravity main process equipment adopts.
The model utility content:
The utility model purpose is exactly in order to remedy the defective of prior art, to provide
A kind of three row's roller pivoting supports, it has, and point of contact is many, stressed rationally, good stability, bearing capacity and the many advantages such as power is strong of toppling, suitable large-scale gravity hanging device employing.
The utility model is achieved through the following technical solutions:
A kind of three row's roller pivoting supports, include external toothing and inner ring, it is characterized in that: described inner ring includes involutory interior Shang Quan and Nei Xiaquan mutually, has the right-angled trapezium groove on the annular outer wall of described inner ring, and described interior annular end opening position of going up circle is provided with step trough; The position suitable for reading of described external toothing annular inner wall is provided with the plane of inclination corresponding with the inclined side of right-angled trapezium groove, and the end opening position of described external toothing annular inner wall is provided with the right angle concave surface corresponding with the right angle side of right-angled trapezium groove; After described external toothing and the inner ring assembling, the plane of inclination of described external toothing annular inner wall and right-angled trapezium groove updip hypotenuse position are combined into raceway on the tilting rectangular; The middle part vertical surface of described external toothing annular inner wall and step trough position are combined into the perpendicular raceway in the rectangular of putting; Described external toothing annular inner wall right angle concave surface and right-angled trapezium groove right angle side position are combined into raceway under the horizontal rectangular; All be arranged with roller spaced apart and spacing block in each raceway.
A kind of three row's roller pivoting supports, include ring gear and outer ring, it is characterized in that: described outer ring includes involutory outer Shang Quan and Wai Xiaquan mutually, has the right-angled trapezium groove on the annular inner wall of described outer ring, and described outer annular end opening position of going up circle is provided with step trough; The position suitable for reading of described ring gear annular inner wall is provided with the plane of inclination corresponding with the inclined side of right-angled trapezium groove, and the end opening position of described ring gear annular inner wall is provided with the right angle concave surface corresponding with the right angle side of right-angled trapezium groove; After described ring gear and the outer ring assembling, the plane of inclination of described ring gear annular inner wall and right-angled trapezium groove updip hypotenuse position are combined into raceway on the tilting rectangular; The middle part vertical surface of described ring gear annular inner wall and step trough position are combined into the perpendicular raceway in the rectangular of putting; Described ring gear annular inner wall right angle concave surface and right-angled trapezium groove right angle side position are combined into raceway under the horizontal rectangular; All be arranged with roller spaced apart and spacing block in each raceway.
Described a kind of three row's roller pivoting supports, it is characterized in that: the lopsided angle of inclination of described plane of inclination and right-angled trapezium groove is 45 °.
A kind of three row's roller pivoting supports, it is characterized in that: described roller is an elongated cylindrical steel roller; Described spacing block is the plastic cement spacing block.
A kind of three row's roller pivoting supports is characterized in that: described external toothing is respectively equipped with seal ring with the position that interior Shang Quan and interior circle down engage.
A kind of three row's roller pivoting supports is characterized in that: described ring gear is respectively equipped with seal ring with the position that outer Shang Quan and outer circle down engage.
Shang Quan and interior down circle become inner ring with bolt silently in described.
Described outer Shang Quan and outer circle down become the outer ring with bolt silently.
All enclose the utility model up and down fixing the screw and the tank filler sleeve of circle up and down must be set, but do not establish filling hole, plug and wear pin.
The utility model is a kind of pivoting support reinforced, special rolling form, tilting respectively, perpendicular putting and horizontal three ring-type rectangular raceways, in the elongated cylindrical steel roller of pretending and answering size, its major advantage has:
1, the utility model becomes three raceways by traditional single raceway, has strengthened rolling structure, helps great type pivoting support stress equalization and operates steadily.
2, the utility model adopts three raceways, and it is staggered that the Internal and external cycle binding site is charged into mutually, optimized rolling element stressed proterties up and down, thereby, strengthened it greatly axially, radially and the stressed ability of toppling.Especially it is tilting to go up the raceway employing, more helps strengthening its power of toppling, and is fit to lay particular stress on stressed heavy lifting equipment and selects for use.
3, the utility model is joined the elongated cylindrical roller for the rectangular raceway, joins spherical roller compared to traditional cylindrical shape raceway, by four some contacts of every ball, becomes two line contacts of every post, has strengthened the performance and the quality of product greatly.
Description of drawings:
Fig. 1 is embodiment one a structural representation.1 is external toothing, and 2 is the interior circle of going up, and 3 be interior circle down, and 4 be last raceway, and 5 is roller, and 6 is middle raceway, and 7 is roller, 8 be under raceway, 9 is roller, 10 is seal ring.
Fig. 2 is embodiment two a structural representation.11 is ring gear, and 12 is the outer circle of going up, and 13 be outer circle down, and 14 be last raceway, and 15 is roller, and 16 is middle raceway, and 17 is roller, 18 be under raceway, 19 is roller, 20 is seal ring.
Embodiment:
Referring to accompanying drawing.
Embodiment one:
A kind of three row's roller pivoting supports include external toothing 1 and inner ring, and inner ring includes mutual involutory interior circle 2 and the interior circle 3 down gone up, and has the right-angled trapezium groove on the annular outer wall of described inner ring, and described interior annular end opening position of going up circle 2 is provided with step trough; The position suitable for reading of described external toothing 1 annular inner wall is provided with the plane of inclination corresponding with the inclined side of right-angled trapezium groove, and the end opening position of described external toothing 1 annular inner wall is provided with the right angle concave surface corresponding with the right angle side of right-angled trapezium groove; After described external toothing 1 and the inner ring assembling, the plane of inclination of described external toothing 1 annular inner wall and right-angled trapezium groove updip hypotenuse position are combined into raceway 4 on the tilting rectangular; Be arranged with roller spaced apart 5 and spacing block on the tilting rectangular in the raceway 4.The middle part vertical surface of described external toothing 1 annular inner wall and step trough position are combined into the perpendicular raceway 6 in the rectangular of putting; Raceway 6 is arranged with roller spaced apart 7 and spacing block in the rectangular.Described external toothing 1 annular inner wall right angle concave surface and right-angled trapezium groove right angle side position are combined into raceway 8 under the horizontal rectangular; Be arranged with roller spaced apart 9 and spacing block under the rectangular in the raceway 8.The lopsided angle of inclination of plane of inclination and right-angled trapezium groove is 45 °.External toothing 1 is respectively equipped with seal ring 10 with interior upward circle 2 and interior 3 positions that engage of enclosing down.
Embodiment two:
A kind of three row's roller pivoting supports include ring gear 11 and outer ring, and the outer ring includes involutory mutually outer circle 12 and the outer circle 13 down gone up, and has the right-angled trapezium groove on the annular inner wall of described outer ring, and described outer annular end opening position of going up circle 12 is provided with step trough; The position suitable for reading of described ring gear 11 annular inner walls is provided with the plane of inclination corresponding with the inclined side of right-angled trapezium groove, and the end opening position of described ring gear 11 annular inner walls is provided with the right angle concave surface corresponding with the right angle side of right-angled trapezium groove; After described ring gear 11 and the outer ring assembling, the plane of inclination of described ring gear 11 annular inner walls and right-angled trapezium groove updip hypotenuse position are combined into raceway 14 on the tilting rectangular; Be arranged with roller spaced apart 15 and spacing block on the rectangular in the raceway 14.The middle part vertical surface of described ring gear 11 annular inner walls and step trough position are combined into the perpendicular raceway 16 in the rectangular of putting; Be arranged with roller spaced apart 17 and spacing block in the rectangular in the raceway 16.Described inner ring 11 annular inner wall right angle concave surfaces and right-angled trapezium groove right angle side position are combined into raceway 18 under the horizontal rectangular; Be arranged with roller spaced apart 19 and spacing block under the rectangular in the raceway 18.The lopsided angle of inclination of plane of inclination and right-angled trapezium groove is 45 °.Ring gear 11 is respectively equipped with seal ring 20 with outer upward circle 12 and outer 13 positions that engage of enclosing down.
Claims (6)
1. arrange the roller pivoting support for one kind three, include external toothing and inner ring, it is characterized in that: described inner ring includes involutory interior Shang Quan and Nei Xiaquan mutually, has the right-angled trapezium groove on the annular outer wall of described inner ring, and described interior annular end opening position of going up circle is provided with step trough; The position suitable for reading of described external toothing annular inner wall is provided with the plane of inclination corresponding with the inclined side of right-angled trapezium groove, and the end opening position of described external toothing annular inner wall is provided with the right angle concave surface corresponding with the right angle side of right-angled trapezium groove; After described external toothing and the inner ring assembling, the plane of inclination of described external toothing annular inner wall and right-angled trapezium groove updip hypotenuse position are combined into raceway on the tilting rectangular; The middle part vertical surface of described external toothing annular inner wall and step trough position are combined into the perpendicular raceway in the rectangular of putting; Described external toothing annular inner wall right angle concave surface and right-angled trapezium groove right angle side position are combined into raceway under the horizontal rectangular; All be arranged with roller spaced apart and spacing block in each raceway.
2. arrange the roller pivoting support for one kind three, include ring gear and outer ring, it is characterized in that: described outer ring includes involutory outer Shang Quan and Wai Xiaquan mutually, has the right-angled trapezium groove on the annular inner wall of described outer ring, and described outer annular end opening position of going up circle is provided with step trough; The position suitable for reading of described ring gear annular inner wall is provided with the plane of inclination corresponding with the inclined side of right-angled trapezium groove, and the end opening position of described ring gear annular inner wall is provided with the right angle concave surface corresponding with the right angle side of right-angled trapezium groove; After described ring gear and the outer ring assembling, the plane of inclination of described ring gear annular inner wall and right-angled trapezium groove updip hypotenuse position are combined into raceway on the tilting rectangular; The middle part vertical surface of described ring gear annular inner wall and step trough position are combined into the perpendicular raceway in the rectangular of putting; Described ring gear annular inner wall right angle concave surface and right-angled trapezium groove right angle side position are combined into raceway under the horizontal rectangular; All be arranged with roller spaced apart and spacing block in each raceway.
3. a kind of three row's roller pivoting supports according to claim 1 and 2, it is characterized in that: the lopsided angle of inclination of described plane of inclination and right-angled trapezium groove is 45 °.
4. a kind of three row's roller pivoting supports according to claim 1 and 2, it is characterized in that: described roller is an elongated cylindrical steel roller; Described spacing block is the plastic cement spacing block.
5. a kind of three row's roller pivoting supports according to claim 1 is characterized in that: described external toothing is respectively equipped with seal ring with the position that interior Shang Quan and interior circle down engage.
6. a kind of three row's roller pivoting supports according to claim 2 is characterized in that: described ring gear is respectively equipped with seal ring with the position that outer Shang Quan and outer circle down engage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120146881XU CN202091357U (en) | 2011-05-11 | 2011-05-11 | Three-row pin roller rotating support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120146881XU CN202091357U (en) | 2011-05-11 | 2011-05-11 | Three-row pin roller rotating support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202091357U true CN202091357U (en) | 2011-12-28 |
Family
ID=45366426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120146881XU Expired - Fee Related CN202091357U (en) | 2011-05-11 | 2011-05-11 | Three-row pin roller rotating support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202091357U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329377A (en) * | 2013-07-22 | 2015-02-04 | Skf公司 | Slewing bearing with split ring |
| CN104595364A (en) * | 2015-01-03 | 2015-05-06 | 安徽枞晨回转支承有限公司 | Three-roller-path slewing bearing with stepped bonding seam between upper ring and lower ring |
| CN106820696A (en) * | 2017-01-20 | 2017-06-13 | 河北经贸大学 | A kind of outdoor seat |
| CN114483770A (en) * | 2022-01-25 | 2022-05-13 | 中国铁建重工集团股份有限公司 | Main bearing of heading machine |
| CN114483773A (en) * | 2022-01-25 | 2022-05-13 | 中国铁建重工集团股份有限公司 | Three-row bearing with changed radial raceway structure |
-
2011
- 2011-05-11 CN CN201120146881XU patent/CN202091357U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329377A (en) * | 2013-07-22 | 2015-02-04 | Skf公司 | Slewing bearing with split ring |
| CN104595364A (en) * | 2015-01-03 | 2015-05-06 | 安徽枞晨回转支承有限公司 | Three-roller-path slewing bearing with stepped bonding seam between upper ring and lower ring |
| CN106820696A (en) * | 2017-01-20 | 2017-06-13 | 河北经贸大学 | A kind of outdoor seat |
| CN114483770A (en) * | 2022-01-25 | 2022-05-13 | 中国铁建重工集团股份有限公司 | Main bearing of heading machine |
| CN114483773A (en) * | 2022-01-25 | 2022-05-13 | 中国铁建重工集团股份有限公司 | Three-row bearing with changed radial raceway structure |
| CN114483770B (en) * | 2022-01-25 | 2023-10-31 | 中国铁建重工集团股份有限公司 | Main bearing of heading machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202091357U (en) | Three-row pin roller rotating support | |
| CN201693392U (en) | Cylindrical cam indexer | |
| CN102312918B (en) | Double row oblique cylinder type slewing bearing | |
| CN202091356U (en) | Obliquely-arranged double-row roller slewing bearing | |
| CN202348971U (en) | High-precision heavy-load turntable bearing with combination of cross roller and four point spheres | |
| CN202520801U (en) | Die for assembling double row angular contact bearings | |
| CN201448365U (en) | Cylinder rollers turntable bearing | |
| CN202031981U (en) | Cross roller and ball combined slewing bearing | |
| CN102312919A (en) | Three-circle double-raceway slewing bearing | |
| CN202091358U (en) | Three-race double-cross roller type slewing bearing | |
| CN208057694U (en) | A kind of three row's roller pivoting support of inner ring external tooth type | |
| CN202170927U (en) | Two-roller reducing ball type slewing bearing | |
| CN202091359U (en) | Triple-raceway ball cylinder combined rotating support | |
| CN207645165U (en) | A kind of architectural engineering bottom building continuous feeding device | |
| CN102501248B (en) | Inner and outer ring nesting dynamic connection redundantly constrained hybrid mechanism | |
| CN203362810U (en) | Special turntable bearing for LED screen of square stage | |
| CN202031976U (en) | Three-row ball type pivoting support | |
| CN201902443U (en) | Three-line pivoting support for metallurgical equipment | |
| CN204213168U (en) | One prevents the abrasive selfaligning roller bearing of inner ring | |
| CN203453281U (en) | Circular-square dual-roll-bed yaw bearing | |
| CN204788188U (en) | Frock is measured in bearing assembly | |
| CN201762037U (en) | Lower car body of caterpillar crane | |
| CN203743203U (en) | Hydraulic self-adaption type ball bearing | |
| CN203348317U (en) | Crossed roller bearing with cross-distributed cylinders and steel ball rolling elements | |
| CN203717661U (en) | Single-rollaway nest double-tooth slewing bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20170511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |