CN212643316U - Small-size slewing bearing - Google Patents
Small-size slewing bearing Download PDFInfo
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- CN212643316U CN212643316U CN202021127258.5U CN202021127258U CN212643316U CN 212643316 U CN212643316 U CN 212643316U CN 202021127258 U CN202021127258 U CN 202021127258U CN 212643316 U CN212643316 U CN 212643316U
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- outer ring
- slewing bearing
- shaped mounting
- oil filling
- corrosion
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Abstract
The utility model discloses a small-volume slewing bearing, which comprises an inner ring, an outer ring, balls and L-shaped mounting blocks, wherein the balls are arranged between the inner ring and the outer ring through fixing grooves, both ends of the outer ring are provided with threaded holes, the L-shaped mounting blocks are arranged at both ends of the outer ring, one end of each L-shaped mounting block is provided with a second through hole corresponding to the threaded hole, the slewing bearing is convenient to mount the slewing bearing on a target plane by utilizing the threaded holes, the L-shaped mounting blocks, the first through holes and the second through holes, the fixing effect is good, the dustproof effect is favorably improved by utilizing a circular pvc baffle, an oil filling channel is conveniently opened and closed by utilizing a cock, and the cock is made of nylon materials, so that the oil filling channel is more durable, and is made by utilizing an anti-corrosion coating to spray polyurethane anti-corrosion coating, the anti-corrosion performance of the outer surfaces of the inner ring and the outer ring can, effectively prolonging the service life.
Description
Technical Field
The utility model relates to a mechanical parts technical field specifically is a little volume slewing bearing.
Background
The slewing bearing is composed of an inner ring, an outer ring, a rolling body and the like, is a large bearing capable of bearing comprehensive loads, can simultaneously bear larger axial and radial loads and overturning moments, and is widely applied to machinery needing to rotate.
Patent like application publication No. CN201520300122.2 discloses a slewing bearing that can bear big axial force, including outer lane and the L type inner circle of height staggered arrangement, be equipped with the annular between the circumference fitting surface of L type inner circle and outer lane and bear the raceway, be equipped with a plurality of steel balls that are the annular along the annular ball bearing raceway and distribute, its characterized in that in the annular bearing raceway: a planar annular raceway is further arranged between the end face of the L-shaped inner ring and the axial matching face of the outer ring, and a plurality of steel balls II which are distributed annularly along the planar annular raceway and are moderate in size are arranged in the planar annular raceway. The utility model discloses rational in infrastructure, except that the annular that is equipped with between the interior, outer lane circumference fitting surface of original slewing bearing bears the raceway, increases plane annular raceway on outer lane terminal surface and the inner circle terminal surface, has improved slewing bearing's axial bearing capacity, and the deflection of outer lane for the inner circle reduces greatly, has improved the contact condition of outer lane with other driving medium fitting surfaces. The rotary support is widely applicable to occasions such as lorry-mounted cranes and lorry-mounted cranes, the service life of the rotary support is greatly prolonged, but the rotary support cannot be conveniently installed and fixed, has poor dust-proof effect, cannot conveniently open and close an oil filling port, and has poor corrosion-proof effect.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome current defect, a little volume slewing bearing is provided, utilize the screw hole, L type installation piece, first through-hole and second through-hole are convenient to install this slewing bearing on the target plane, fixed effect is good, utilize circular pvc baffle to be favorable to promoting dustproof effect, utilize the cock, the convenience is to refueling the passageway and is carried out the switching, and the cock is made for the nylon materials, make refueling the passageway more durable, utilize the anticorrosion coating to make for the spraying of polyurethane anticorrosion coating, can effectively promote the corrosion resisting property of inner race ring and outer race surface, effectively increase of service life, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a small-volume slewing bearing comprises an inner ring, an outer ring, balls and an L-shaped mounting block, wherein the balls are arranged between the inner ring and the outer ring through a fixing groove, both ends of the outer ring are provided with threaded holes, the L-shaped mounting blocks are positioned at both ends of the outer ring, one end of each L-shaped mounting block is provided with a second through hole corresponding to the threaded hole, the bottom of the L-shaped mounting block is provided with a first through hole in a penetrating way, one side of the outer ferrule is provided with an oiling channel through a preformed groove, a cock is arranged on the outer side of the oil filling channel through an internal thread, one end of the oil filling channel is communicated with the fixed groove, the inner ferrule and the outer ferrule outer surface layer are provided with anti-corrosion coatings, the top of the inner ferrule is provided with a round fixing piece through a fastening screw and a screw hole, the top of the round fixing piece is fixedly provided with a round pvc baffle by gluing, and the top of the outer ring is provided with a reserved groove.
As an optimized technical proposal of the utility model, the anti-corrosion coating is made by spraying polyurethane anti-corrosion paint.
As an optimized technical scheme of the utility model, circular pvc baffle tip is located the reservation inslot.
As an optimal technical scheme of the utility model, the oiling passageway is made for the nylon materials.
Compared with the prior art, the beneficial effects of the utility model are that: utilize the screw hole, L type installation piece, first through-hole and second through-hole are convenient to be installed this slewing bearing on the target plane, fixed effect is good, utilize circular pvc baffle to make things convenient for the gap of inner race ring and outer ferrule top junction to shelter from, be favorable to promoting dustproof effect, utilize the cock, personnel can rotate the cock, and thus the convenience is opened and close to refueling the passageway, and the cock is made for nylon materials, the passageway of refueling that nylon materials made has good corrosion-resistant effect, make refueling the passageway more durable, utilize the anticorrosion coating to make for the spraying of polyurethane anticorrosion coating, can effectively promote the corrosion resisting property of inner race ring and outer ferrule surface, effective increase of service life.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the top view structure of the present invention.
Figure 3 is a schematic view of the circular pvc baffle and cock of the present invention.
In the figure: the oil filling device comprises an inner ferrule 1, an outer ferrule 2, a ball 3, an anti-corrosion coating 4, a threaded hole 5, a 6L-shaped mounting block, a first through hole 7, a second through hole 8, an oil filling channel 9, a cock 10, a circular fixing plate 11, a fastening screw 12, a circular pvc baffle 13 and a reserved groove 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a small-size slewing bearing comprises an inner ring 1, an outer ring 2, balls 3 and L-shaped mounting blocks 6, wherein the balls 3 are arranged between the inner ring 1 and the outer ring 2 through fixing grooves, threaded holes 5 are formed in two ends of the outer ring 2, the L-shaped mounting blocks 6 are arranged at two ends of the outer ring 2, one end of each L-shaped mounting block 6 is provided with a second through hole 8 corresponding to the threaded hole 5, a first through hole 7 is arranged at the bottom of each L-shaped mounting block 6 in a penetrating manner, an external bolt penetrates through the first through hole 7 to conveniently fix the L-shaped mounting block 6 on a target plane, an external bolt penetrates through the second through hole 8 and the threaded hole 5 to conveniently fix the outer ring 2 between the L-shaped mounting blocks 6, the slewing bearing is further conveniently mounted on the target plane, an oiling channel 9 is mounted on one side of the outer ring 2 through a reserved groove, a cock 10 is mounted outside the oiling channel, personnel can add lubricating oil into the fixed groove for lubrication through the oil filling channel 9, the personnel can rotate the cock 10, thereby conveniently opening and closing the oil filling channel 9, one end of the oil filling channel 9 is introduced into the fixed groove, the outer surfaces of the inner ferrule 1 and the outer ferrule 2 are provided with the anti-corrosion coating 4, the top of the inner ferrule 1 is provided with the round fixing sheet 11 through the fastening screw 12 and the screw hole, the top of the round fixing sheet 11 is adhered and fixed with the round pvc baffle 13 through glue, the round pvc baffle 13 is utilized to conveniently shield the gap at the joint of the top of the inner ferrule 1 and the top of the outer ferrule 2, which is beneficial for improving the dustproof effect, the top of the outer ferrule 2 is provided with the reserved groove 14, the anti-corrosion coating 4 is made of polyurethane anti-corrosion coating, the anti-corrosion coating 4 made of the polyurethane anti-corrosion coating has good anti-corrosion effect, and can, effective increase of service life, circular pvc baffle 13 tip are located the preformed groove 14, and refuel passageway 9 is made for the nylon materials, and refuel passageway 9 that the nylon materials made has good corrosion-resistant effect for refuel passageway 9 is more durable.
When in use: the L-shaped mounting block 6 is conveniently fixed on a target plane by an external bolt penetrating through the first through hole 7, and the external bolt penetrates through the second through hole 8 and the threaded hole 5, so that the outer ferrule 2 is conveniently fixed between the L-shaped mounting blocks 6, and the slewing bearing is conveniently mounted on the target plane, the fixing effect is good, a gap at the connecting part of the tops of the inner ferrule 1 and the outer ferrule 2 is conveniently shielded by a circular pvc baffle 13, the dustproof effect is favorably improved, a worker can add lubricating oil into the fixing groove for lubrication through an oil filling channel 9, the worker can rotate a cock 10, so that the oil filling channel 9 is conveniently opened and closed, the anti-corrosion coating 4 is made of polyurethane anti-corrosion coating by spraying, the anti-corrosion coating 4 made of the polyurethane anti-corrosion coating has a good anti-corrosion effect, and the anti-corrosion performance of the outer surfaces of the inner ferrule 1 and the outer ferrule, effectively prolonging the service life.
The utility model discloses utilize screw hole 5, L type installation piece 6, first through-hole 7 and second through-hole 8 are convenient to install this slewing bearing on the target plane, fixed effect is good, utilize circular pvc baffle 13 to shelter from the gap of inner race 1 and 2 top junctions of outer ferrule, be favorable to promoting dustproof effect, utilize cock 10, personnel can rotate cock 10, thereby conveniently carry out the switching to refueling passageway 9, and cock 10 makes for the nylon materials, refuel passageway 9 that the nylon materials was made has good corrosion-resistant effect, make refueling passageway 9 more durable, utilize anticorrosion coating 4 to make for polyurethane anticorrosion coating (Guangzhou Sai Sichuan chemical industry limited company production) spraying, can effectively promote the anticorrosion performance of inner race 1 and 2 surfaces of outer ferrule, effectively increase of service life.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a little volume slewing bearing, includes inner race (1), outer race (2), ball (3) and L type installation piece (6), its characterized in that: the anti-corrosion oil filling device is characterized in that a ball (3) is arranged between the inner ring (1) and the outer ring (2) through a fixing groove, threaded holes (5) are formed in two ends of the outer ring (2), the L-shaped mounting block (6) is located at two ends of the outer ring (2), one end of the L-shaped mounting block (6) is provided with a second through hole (8) corresponding to the threaded holes (5), a first through hole (7) is arranged at the bottom of the L-shaped mounting block (6) in a penetrating manner, an oil filling channel (9) is arranged on one side of the outer ring (2) through a reserved groove, a cock (10) is arranged on the outer side of the oil filling channel (9) through internal threads, one end of the oil filling channel (9) is led into the fixing groove, anti-corrosion coatings (4) are arranged on the outer surface layers of the inner ring (1) and the outer ring (2, circular pvc baffle (13) are fixed in the top of circular stationary blade (11) through glue bonding, preformed groove (14) have been seted up at outer lasso (2) top.
2. A low-volume slewing bearing according to claim 1, wherein: the anti-corrosion coating (4) is prepared by spraying a polyurethane anti-corrosion coating.
3. A low-volume slewing bearing according to claim 1, wherein: the end of the circular pvc baffle (13) is positioned in the preformed groove (14).
4. A low-volume slewing bearing according to claim 1, wherein: the oiling channel (9) is made of nylon materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021127258.5U CN212643316U (en) | 2020-06-17 | 2020-06-17 | Small-size slewing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021127258.5U CN212643316U (en) | 2020-06-17 | 2020-06-17 | Small-size slewing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212643316U true CN212643316U (en) | 2021-03-02 |
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ID=74771864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021127258.5U Active CN212643316U (en) | 2020-06-17 | 2020-06-17 | Small-size slewing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212643316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117723283A (en) * | 2024-02-06 | 2024-03-19 | 临沂晋安机械有限公司 | Slewing bearing life-span check out test set |
-
2020
- 2020-06-17 CN CN202021127258.5U patent/CN212643316U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117723283A (en) * | 2024-02-06 | 2024-03-19 | 临沂晋安机械有限公司 | Slewing bearing life-span check out test set |
| CN117723283B (en) * | 2024-02-06 | 2024-04-26 | 临沂晋安机械有限公司 | Slewing bearing life-span check out test set |
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