CN214837799U - Automobile roller shaft with wear-resistant structure - Google Patents
Automobile roller shaft with wear-resistant structure Download PDFInfo
- Publication number
- CN214837799U CN214837799U CN202120714300.1U CN202120714300U CN214837799U CN 214837799 U CN214837799 U CN 214837799U CN 202120714300 U CN202120714300 U CN 202120714300U CN 214837799 U CN214837799 U CN 214837799U
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- CN
- China
- Prior art keywords
- roller
- main
- bearing
- shaft
- fixed
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- 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
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- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a gyro wheel axle for car with wear-resisting structure, including support, boss, main roller bearing, bearing body and connecting hole, the inside one side of support is fixed with the bearing body, and the both sides on support top all install the boss, the inside one side of bearing body is provided with the main roller bearing, and installs the connection pad on the outer wall of main roller bearing one side, be fixed with the connecting axle on the outer wall of connection pad one side, and the both sides on connecting axle surface all are fixed with the connection key, and the connection key is provided with two sets ofly, the one end that the connecting axle was kept away from to the main roller bearing is fixed with the main shaft, and the both sides on main shaft surface all are provided with the prefabricated groove, one side gasket of support bottom, and one side on gasket surface is provided with the internal thread hole, and the internal thread hole is the reservation installation region of support. The utility model discloses not only be convenient for install, reduce the friction volume of axis body and gyro wheel and prolong the life of roller shaft.
Description
Technical Field
The utility model relates to a gyro wheel axle technical field specifically is a gyro wheel axle for car with wear-resisting structure.
Background
In the automobile machinery, a plurality of rollers are required to be installed, the rollers play a role of guiding on one hand and a role of supporting on the other hand, wherein a main roller and a shaft of a boom amplitude variation trolley are connected and lubricated by adopting a bearing, and the bearing generally adopts a deep groove ball bearing and a cylindrical roller bearing.
The roller shafts on the market are various and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows;
(1) the existing roller shaft wastes time and labor in the installation process, and brings inconvenience to the early installation work and the later maintenance work of workers;
(2) after the existing roller shaft and the roller are connected, the sliding friction between the roller and the shaft body is large until the roller and the shaft body slip after the roller shaft is used for a long time;
(3) the existing roller shaft has the problems that the balls and rollers of the roller shaft are broken when used for a long time or under other special conditions, so that the inner ring and the outer ring of the bearing fall off, and the service life of the roller shaft is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a roller shaft for car with wear-resisting structure to the friction that proposes between roller shaft and the gyro wheel among the above-mentioned background art is great, the installation is inconvenient and the problem that the ball easily drops.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gyro wheel axle for car with wear-resisting structure, includes support, boss, main roller bearing, bearing body and connecting hole, the inside one side of support is fixed with bearing body, and the both sides on support top all install the boss, the inside one side of bearing body is provided with main roller bearing, and installs the connection pad on the outer wall of main roller bearing one side, be fixed with the connecting axle on the outer wall of connection pad one side, and the both sides on connecting axle surface all are fixed with the connection key, and the connection key is provided with two sets ofly, the one end that the connecting axle was kept away from to main roller bearing is fixed with the main shaft, and the both sides on main shaft surface all are provided with the prefabricated groove, one side gasket of support bottom, and one side on gasket surface is provided with the internal thread hole, and the internal thread hole is the reservation installing zone of support.
Preferably, one side of the surface of the main roller is provided with connecting holes at equal intervals, and six groups of the connecting holes are arranged.
Preferably, the stopper is fixed on one side of the surface of the main roller at equal intervals, and the outer walls of the two sides of the stopper are both fixed with connecting blocks.
Preferably, the outer wall of one side of the connecting disc is provided with positioning pins at equal intervals, and one ends of the positioning pins can be connected with the connecting holes.
Preferably, the rollers are arranged at equal intervals on one side in the bearing main body, the inner steel ring is arranged in the bearing main body on one side of the rollers, and the inner steel ring is connected with the rollers in a sliding mode.
Preferably, one side of the inner steel ring is provided with mounting grooves at equal intervals, and the mounting grooves are matched with the connecting blocks.
Compared with the prior art, the beneficial effects of the utility model are that: the automobile roller shaft with the wear-resistant structure is convenient to mount, reduces the friction between a shaft body and a roller and prolongs the service life of the roller shaft;
(1) the center of the roller is connected with one end of the connecting shaft through the positioning pin, the connecting shaft and the like, the connecting key is connected with the key groove of the roller, then the two groups of supports are arranged at the bottom of the frame, the connecting disc at one end of the connecting shaft is connected with one end of the main roller, and the positioning pin is driven into the connecting hole of the main roller, so that the connection between the shaft body and the roller is completed, and the installation convenience of the roller shaft is improved;
(2) when the roller shaft is used, the roller wheel sequentially drives the connecting shaft, the main roller shaft and the main shaft to rotate, the main roller shaft is connected with the roller wheel through the connecting key to play a role in power transmission, the bearing main body and the inner steel ring can play a role in assisting and limiting the rotation of the main shaft, the main roller shaft drives the inner steel ring to rotate through the driving stop block, a certain gap exists between the main roller shaft and the inner steel ring at the moment, the main roller shaft and the inner steel ring are prevented from being directly connected, and a certain gap is reserved between the main roller shaft and the inner steel ring, so that the friction quantity of the shaft body is reduced;
(3) through being provided with roller and inner steel ring etc. scribble lubricating oil on the roller in advance, when multiunit roller rolled, bearing body, inner steel ring played spacing effect to the roller, and the main roller bearing can drive inner steel ring and rotate in bearing body's inside promptly, and dog, connecting block play the effect of connecting main roller bearing, inner steel ring to avoid the roller to appear cracked, the phenomenon that drops in the motion process, prolong the life of roller shaft.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic side view of the main roller according to the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is a schematic top view of the support of the present invention;
in the figure: 1. a support; 2. a reinforcing block; 3. a main roller; 4. a connecting disc; 5. a connecting shaft; 6. a connecting bond; 7. positioning pins; 8. a bearing body; 9. a main shaft; 10. connecting holes; 11. a roller; 12. an inner steel ring; 13. mounting grooves; 14. a stopper; 15. connecting blocks; 16. a gasket; 17. an internally threaded bore; 18. and (4) pre-groove preparation.
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. 1-4, the present invention provides an embodiment: a roller shaft with a wear-resistant structure for an automobile comprises a support 1, reinforcing blocks 2, main rollers 3, a bearing main body 8 and connecting holes 10, wherein the bearing main body 8 is fixed on one side inside the support 1, the reinforcing blocks 2 are installed on two sides of the top end of the support 1, the main rollers 3 are arranged on one side inside the bearing main body 8, a connecting disc 4 is installed on the outer wall of one side of each main roller 3, a connecting shaft 5 is fixed on the outer wall of one side of each connecting disc 4, connecting keys 6 are fixed on two sides of the surface of each connecting shaft 5, and two groups of connecting keys 6 are arranged;
connecting holes 10 with equal intervals are formed in one side of the surface of the main rolling shaft 3, six groups of the connecting holes 10 are arranged, stop blocks 14 with equal intervals are fixed on one side of the surface of the main rolling shaft 3, and connecting blocks 15 are fixed on the outer walls of the two sides of each stop block 14;
the outer wall of one side of the connecting disc 4 is provided with positioning pins 7 at equal intervals, and one end of each positioning pin 7 can be mutually connected with the connecting hole 10;
a main shaft 9 is fixed at one end of the main roller 3 far away from the connecting shaft 5, prefabricated grooves 18 are formed in two sides of the surface of the main shaft 9, a gasket 16 is arranged on one side of the bottom end of the support 1, and an internal threaded hole 17 is formed in one side of the surface of the gasket 16;
the center of the roller is connected with one end of a connecting shaft 5, a connecting key 6 is connected with a key groove of the roller, then two groups of supports 1 are arranged at the bottom of the frame, a connecting disc 4 at one end of the connecting shaft 5 is connected with one end of a main rolling shaft 3, namely a positioning pin 7 is driven into a connecting hole 10 of the main rolling shaft 3, so that the connection between a shaft body and the roller is completed, the operation is rapid and labor-saving, and the installation convenience of the roller shaft is improved;
the rollers 11 with equal intervals are arranged on one side in the bearing main body 8, the inner steel ring 12 is arranged in the bearing main body 8 on one side of the rollers 11, and the inner steel ring 12 is connected with the rollers 11 in a sliding mode;
lubricating oil is coated on the rollers 11 in advance, when a plurality of groups of rollers 11 roll, the bearing main body 8 and the inner steel ring 12 limit the rollers 11, namely the main roller shaft 3 can drive the inner steel ring 12 to rotate in the bearing main body 8, and the stop block 14 and the connecting block 15 play a role in connecting the main roller shaft 3 and the inner steel ring 12, so that the rollers 11 are prevented from being cracked and falling off in the movement process;
one side in the inner steel ring 12 is provided with mounting grooves 13 at equal intervals, and the mounting grooves 13 are matched with the connecting block 15;
when using this roller shaft, the gyro wheel drives connecting axle 5 in proper order, main roller shaft 3 and main shaft 9 rotate, be connected with the gyro wheel through connecting key 6, play power transmission's effect, bearing subject 8, interior steel ring 12 can play supplementary, spacing effect to the rotation of main shaft 9, main roller shaft 3 drives interior steel ring 12 through driving dog 14 and rotates, main roller shaft 3 has certain clearance with interior steel ring 12 this moment, avoid the two lug connection, leave certain gap between the two, reduce the friction volume of axis body.
The working principle is as follows: when the roller shaft is used, the center of the roller is mutually connected with one end of the connecting shaft 5, the connecting key 6 is connected with the key groove of the roller, then the two groups of supports 1 are arranged at the bottom of the frame, the connecting disc 4 at one end of the connecting shaft 5 is mutually connected with one end of the main roller 3, namely the positioning pin 7 is driven into the inside of the connecting hole 10 of the main roller 3, thereby completing the connection of the shaft body and the roller, the operation is quick and labor-saving, the installation convenience of the roller shaft is improved, when the roller shaft is used, the roller sequentially drives the connecting shaft 5, the main roller 3 and the main shaft 9 to rotate, the connecting key 6 is connected with the roller to play a role of power transmission, the bearing main body 8 and the inner steel ring 12 can play a role of assisting and limiting for the rotation of the main shaft 9, the main roller 3 drives the inner steel ring 12 to rotate through the stop block 14, and at the moment, the main roller 3 and the inner steel ring 12 have a certain gap to avoid the direct connection, a certain gap is reserved between the main body and the inner ring, so that the friction quantity of the shaft body is reduced, the wear resistance of the roller shaft is improved, lubricating oil is smeared on the rollers 11 in advance, when a plurality of groups of rollers 11 roll, the bearing main body 8 and the inner ring 12 play a limiting role on the rollers 11, namely, the main roller 3 can drive the inner ring 12 to rotate in the bearing main body 8, and the check block 14 and the connecting block 15 play a role in connecting the main roller 3 and the inner ring 12, so that the phenomena of fragmentation and falling of the rollers 11 in the motion process are avoided, and the service life of the roller shaft is prolonged.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a roller shaft for car with wear-resisting structure, includes support (1), boss (2), main roller axle (3), bearing body (8) and connecting hole (10), its characterized in that: support (1) inside one side is fixed with bearing body (8), and all installs boss (2) on the both sides on support (1) top, bearing body (8) inside one side is provided with main roller bearing (3), and installs connection pad (4) on the outer wall of main roller bearing (3) one side, be fixed with connecting axle (5) on the outer wall of connection pad (4) one side, and both sides on connecting axle (5) surface all are fixed with bond key (6), and bond key (6) are provided with two sets ofly, the one end that connecting axle (5) were kept away from in main roller bearing (3) is fixed with main shaft (9), and the both sides on main shaft (9) surface all are provided with prefabricated groove (18), one side gasket (16) of support (1) bottom, and one side on gasket (16) surface is provided with internal thread hole (17).
2. The roller shaft for the automobile with the wear-resistant structure as claimed in claim 1, wherein: and one side of the surface of the main roller (3) is provided with connecting holes (10) at equal intervals, and six groups of the connecting holes (10) are arranged.
3. The roller shaft for the automobile with the wear-resistant structure as claimed in claim 1, wherein: one side on main roller (3) surface is fixed with equidistant dog (14), and all is fixed with connecting block (15) on the both sides outer wall of dog (14).
4. The roller shaft for the automobile with the wear-resistant structure as claimed in claim 2, wherein: the outer wall of one side of the connecting disc (4) is provided with positioning pins (7) at equal intervals, and one ends of the positioning pins (7) can be connected with the connecting holes (10) mutually.
5. The roller shaft for the automobile with the wear-resistant structure as claimed in claim 1, wherein: the bearing is characterized in that rollers (11) with equal intervals are installed on one side of the interior of the bearing main body (8), an inner steel ring (12) is installed on the interior of the bearing main body (8) on one side of the rollers (11), and the inner steel ring (12) is connected with the rollers (11) in a sliding mode.
6. The roller shaft for the automobile with the wear-resistant structure as claimed in claim 5, wherein: and one side in the inner steel ring (12) is provided with mounting grooves (13) at equal intervals, and the mounting grooves (13) are matched with the connecting block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120714300.1U CN214837799U (en) | 2021-04-08 | 2021-04-08 | Automobile roller shaft with wear-resistant structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120714300.1U CN214837799U (en) | 2021-04-08 | 2021-04-08 | Automobile roller shaft with wear-resistant structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214837799U true CN214837799U (en) | 2021-11-23 |
Family
ID=78762780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120714300.1U Expired - Fee Related CN214837799U (en) | 2021-04-08 | 2021-04-08 | Automobile roller shaft with wear-resistant structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214837799U (en) |
-
2021
- 2021-04-08 CN CN202120714300.1U patent/CN214837799U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |