CN216478438U - Novel agricultural machinery roller bearing - Google Patents
Novel agricultural machinery roller bearing Download PDFInfo
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- CN216478438U CN216478438U CN202122448381.8U CN202122448381U CN216478438U CN 216478438 U CN216478438 U CN 216478438U CN 202122448381 U CN202122448381 U CN 202122448381U CN 216478438 U CN216478438 U CN 216478438U
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- roller bearing
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Abstract
The utility model relates to the technical field of bearings and discloses a novel agricultural machinery roller bearing which comprises an outer ring, an inner ring, a roller and a retainer, wherein the outer ring is connected with the inner ring through the roller, the roller is positioned in the retainer, the inner ring is connected with a side support plate through a tensioning screw, a threaded hole is formed in the side surface of the inner ring, the tensioning screw is in threaded connection with the inside of the threaded hole, a base plate is fixedly connected to the side surface of the side support plate, and a through hole is formed in the side support plate. This novel agricultural machinery roller bearing through outer lane, inner circle, roller, holder, backing plate, bell groove, holding ring, straining screw, annular positioning groove, nut, counter sink, side extension board, screw hole and six arris grooves between mutually supporting, has reached and has simplified roller bearing installation steps, prevents that it from taking place the effect of damage in the installation, has solved roller bearing installation steps loaded down with trivial details, may take place the problem of installation damage.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a novel agricultural machinery roller bearing.
Background
The ball bearing is also called a cylindrical roller bearing, the rolling bodies of the ball bearing are cylindrical rollers, the internal structure of the ball bearing adopts rollers which are arranged in parallel, and space retainers or spacing blocks are arranged between the rollers, so that the inclination of the rollers or the friction between the rollers can be prevented, and the increase of the rotating torque is effectively prevented.
However, the existing roller bearing still has certain limitation in the actual use process, when the existing roller bearing is installed, the roller bearing and the rotating shaft are required to be in interference fit, the installation step is complex, the inner ring is required to be knocked in the installation process, the bearing inner ring is forced to be sleeved with the rotating shaft, however, the roller bearing has the risk of damage in the knocking process, the existing roller bearing has poor radial play resistance, and when the rotating shaft of the machine has large axial play, the existing roller bearing is very easy to damage.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a novel agricultural machinery roller bearing, which has the advantages of simplifying the roller bearing installation steps, preventing the roller bearing from being damaged in the installation process and enhancing the axial movement resistance of the roller bearing, and solves the problems that the roller bearing is complex in installation steps, possibly damaged in installation and poor in axial movement resistance of the roller bearing.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: a novel agricultural machinery roller bearing comprises an outer ring, an inner ring, a roller and a retainer, wherein the outer ring is connected with the inner ring through the roller, the roller is positioned inside the retainer, the inner ring is connected with a side support plate through a tensioning screw, the side surface of the inner ring is provided with a threaded hole, the tensioning screw is in threaded connection with the inside of the threaded hole, the side surface of the side support plate is fixedly connected with a backing plate, the inside of the side support plate is provided with a through hole, the tensioning screw is positioned inside the through hole, the inner wall of the through hole is provided with an annular positioning groove and a countersunk hole, the inside of the annular positioning groove is provided with a positioning ring, the side surface of the tensioning screw is fixedly connected with the inner wall of the positioning ring, one end of the tensioning screw, which is far away from the inner ring, is fixedly connected with a nut, one side of the nut, which is far away from the roller, is provided with a hexagonal groove, and the nut is positioned inside the countersunk hole, the inner wall of the inner ring is provided with a conical groove, the side surface of the backing plate is a conical surface, and the conical surface is abutted against the inner wall of the conical groove.
Preferably, the slope of the bevel edge of the cross section of the tapered surface is smaller than that of the bevel edge of the cross section of the tapered groove, and after the roller bearing is movably sleeved on the rotating shaft, the backing plate is plugged into the tapered groove.
Preferably, one side of the side supporting plate close to the outer ring is provided with a positioning plate, the side surface of the outer ring is provided with an annular groove, the positioning plate is located inside the annular groove, the side supporting plates on the left side and the right side of the outer ring can effectively prevent the bearing from generating violent axial movement, and meanwhile, the side supporting plates can also reduce external dust and impurities to enter the bearing.
Preferably, the locating plate is an arc-shaped plate, and the difference value of the inner radius and the outer radius of the annular groove is larger than the thickness of the locating plate, so that the locating plate can slide in the annular groove, and the locating plate is prevented from colliding with the inner wall of the annular groove when moving.
Preferably, one side of the backing plate, which is far away from the outer ring, is an arc-shaped surface, and the radius of the arc-shaped surface is the same as that of a rotating shaft of the bearing to be installed, so that the backing plate can be better attached to the rotating shaft.
Compared with the prior art, the utility model provides a novel agricultural machinery roller bearing, which has the following beneficial effects:
1. this novel agricultural machinery roller bearing through outer lane, inner circle, roller, holder, backing plate, bell groove, holding ring, straining screw, annular positioning groove, nut, counter sink, side extension board, screw hole and six arris grooves between mutually supporting, has reached and has simplified roller bearing installation steps, prevents that it from taking place the effect of damage in the installation, has solved roller bearing installation steps loaded down with trivial details, may take place the problem of installation damage.
2. This novel agricultural machinery roller bearing through outer lane, inner circle, roller, holder, backing plate, straining screw, nut, side extension board, locating plate and the ring channel between mutually supporting, has reached the effect of reinforcing roller bearing anti axial float ability, has solved the relatively poor problem of roller bearing anti axial float ability.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a side view of a side panel of the present invention;
FIG. 3 is a schematic view of a side panel structure according to the present invention.
Wherein: 1. an outer ring; 2. an inner ring; 3. a roller; 4. a holder; 5. a base plate; 6. a tapered groove; 7. a positioning ring; 8. tightening the screw; 9. an annular positioning groove; 10. a nut; 11. a countersunk hole; 12. a side support plate; 13. positioning a plate; 14. an annular groove; 15. a threaded hole; 16. hexagonal groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a novel agricultural machinery roller bearing comprises an outer ring 1, an inner ring 2, rollers 3 and a retainer 4, wherein the inner wall of the outer ring 1 and the side surface of the inner ring 2 are respectively provided with an outer raceway and an inner raceway, the outer ring 1 is connected with the inner ring 2 through the rollers 3, the rollers 3 are cylindrical bodies, the side surfaces of the rollers 3 are respectively attached to the inner wall of the outer raceway and the inner wall of the inner raceway, the rollers 3 are positioned inside the retainer 4, the inner ring 2 is connected with side support plates 12 through tensioning screws 8, the number of the side support plates 12 is eight, one sides of the side support plates 12 close to the outer ring 1 are provided with positioning plates 13, the positioning plates 13 and the side support plates 12 are integrally arranged, the side surface of the outer ring 1 is provided with annular grooves 14, the left side and the right side of the outer ring 1 are provided with annular grooves 14, the positioning plates 13 are positioned inside the annular grooves 14, the positioning plates 13 are arc-shaped plates, and the difference between the inner radius and the outer radius of the annular grooves 14 is larger than the thickness of the positioning plates 13, threaded hole 15 is seted up to the side of inner circle 2, the inside threaded connection of straining screw 8 and threaded hole 15, the side fixedly connected with backing plate 5 of collateral branch board 12, one side that outer lane 1 was kept away from to backing plate 5 is the arcwall face, the quantity of backing plate 5 is corresponding with the quantity of collateral branch board 12, total eight, each backing plate 5 all is furnished with a side extension board, a pipe is then just pieced together into to four backing plates 5, backing plate 5 sets up with collateral branch board 12 is as an organic whole, good wholeness and intensity have.
The side support plates 12 are internally provided with through holes, the tensioning screws 8 are positioned inside the through holes, the inner walls of the through holes are provided with annular positioning grooves 9 and countersunk holes 11, each side support plate 12 is internally provided with a through hole, an annular positioning groove 9 and a countersunk hole 11, the annular positioning grooves 9 are internally provided with positioning rings 7, the side surfaces of the tensioning screws 8 are fixedly connected with the inner walls of the positioning rings 7, one ends of the tensioning screws 8, far away from the inner ring 2, are fixedly connected with nuts 10, one sides of the nuts 10, far away from the roller 3, are provided with hexagonal grooves 16, the nuts 10 are positioned inside the countersunk holes 11, the inner wall of the inner ring 2 is provided with tapered grooves 6, the side surface of the backing plate 5 is a conical surface, the conical surface is abutted against the inner wall of the tapered grooves 6, the slope of the cross section of the conical surface is smaller than that of the cross section of the tapered edges of the tapered grooves 6, and the tapered surfaces of the outer ring 1, the inner ring 2, the roller 3 and the retainer 4, The mutual cooperation between backing plate 5, bell jar 6, holding ring 7, straining screw 8, annular constant head tank 9, nut 10, counter sink 11, side extension board 12, screw hole 15 and hexagonal groove 16 has reached and has simplified roller bearing installation steps, prevents that it from taking place the effect of damage in the installation, has solved roller bearing installation steps loaded down with trivial details, may take place the problem of installation damage.
When the bearing is installed, the bearing is sleeved with a rotating shaft to be installed, the bearing is moved to an installation point, then the eight base plates 5 are divided into two groups and are respectively inserted into the tapered grooves 6 on the left side and the right side of the inner ring 2, then the tensioning screws 8 on the upper side and the lower side are simultaneously screwed by a spanner, so that the base plates 5 on the upper side and the lower side are forced to move towards the inner parts of the tapered grooves 6 until the end surfaces of the base plates 5 are tightly abutted to the inner walls of the tapered grooves 6, then the tensioning screws 8 on the front side and the rear side are simultaneously screwed, the actions are repeated, so that the end surfaces of the base plates 5 on the front side and the rear side are tightly abutted to the inner walls of the tapered grooves 6, at the moment, the bearing is connected with the rotating shaft into a whole through the base plates 5, and the side support plates 12 can prevent the bearing from generating severe axial movement so as to prolong the service life of the bearing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a novel agricultural machinery roller bearing, includes outer lane (1), inner circle (2), roller (3) and holder (4), outer lane (1) is connected with inner circle (2) through roller (3), roller (3) are located the inside of holder (4), its characterized in that: the inner ring (2) is connected with a side support plate (12) through a tension screw (8), a threaded hole (15) is formed in the side face of the inner ring (2), the tension screw (8) is in threaded connection with the inner portion of the threaded hole (15), a base plate (5) is fixedly connected to the side face of the side support plate (12), a through hole is formed in the side support plate (12), the tension screw (8) is located in the through hole, an annular positioning groove (9) and a countersunk hole (11) are formed in the inner wall of the through hole, a positioning ring (7) is arranged in the annular positioning groove (9), the side surface of the tension screw (8) is fixedly connected with the inner wall of the positioning ring (7), a nut (10) is fixedly connected to one end, far away from the inner ring (2), of the nut (8), far away from the roller (3), a hexagonal groove (16) is formed in one side, far away from the roller (3), the nut (10) is located inside the counter bore (11), the inner wall of the inner ring (2) is provided with a conical groove (6), the side surface of the backing plate (5) is a conical surface, and the conical surface is abutted to the inner wall of the conical groove (6).
2. The novel agricultural roller bearing of claim 1, wherein: the slope of the inclined side of the cross section of the conical surface is smaller than that of the inclined side of the cross section of the conical groove (6).
3. The novel agricultural roller bearing of claim 1, wherein: one side of the side support plate (12) close to the outer ring (1) is provided with a positioning plate (13), the side surface of the outer ring (1) is provided with an annular groove (14), and the positioning plate (13) is positioned inside the annular groove (14).
4. The novel agricultural roller bearing of claim 3, wherein: the positioning plate (13) is an arc-shaped plate, and the difference value of the inner radius and the outer radius of the annular groove (14) is larger than the thickness of the positioning plate (13).
5. The novel agricultural roller bearing of claim 1, wherein: one side of the backing plate (5) far away from the outer ring (1) is an arc-shaped surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122448381.8U CN216478438U (en) | 2021-10-12 | 2021-10-12 | Novel agricultural machinery roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122448381.8U CN216478438U (en) | 2021-10-12 | 2021-10-12 | Novel agricultural machinery roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216478438U true CN216478438U (en) | 2022-05-10 |
Family
ID=81438131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122448381.8U Active CN216478438U (en) | 2021-10-12 | 2021-10-12 | Novel agricultural machinery roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216478438U (en) |
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2021
- 2021-10-12 CN CN202122448381.8U patent/CN216478438U/en active Active
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