CN217462854U - Universal joint cross axle - Google Patents
Universal joint cross axle Download PDFInfo
- Publication number
- CN217462854U CN217462854U CN202221546988.8U CN202221546988U CN217462854U CN 217462854 U CN217462854 U CN 217462854U CN 202221546988 U CN202221546988 U CN 202221546988U CN 217462854 U CN217462854 U CN 217462854U
- Authority
- CN
- China
- Prior art keywords
- cross
- oil
- cross axle
- oil delivery
- needle roller
- 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.)
- Active
Links
Images
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a universal joint cross axle, which comprises a cross axle body, wherein a bearing seat self-lubricating structure is arranged around the cross axle body, the bearing seat self-lubricating structure comprises a cross axle head, the cross axle head is arranged at the top end of the cross axle body, an oil seal ring is sleeved on the outer wall of the cross axle head, a needle roller is arranged at the top end of the oil seal ring, a bearing sleeve is arranged on the outer wall of the needle roller, an oil guide groove is arranged at the top end of the cross axle head, the utility model discloses a through arranging the bearing seat self-lubricating structure, when in use, grease flows into the oil guide groove on the cross axle head from the inside of the cross axle body by arranging the oil guide groove on the cross axle head, lubricates between the cross axle head and the needle roller, reduces the friction between the cross axle head and the needle roller, reduces the abrasion, and the needle roller is sealed on the cross axle head by the oil seal ring and the bearing sleeve, the oil leakage is avoided, and the stability of the interior of the bearing seat is guaranteed, so that the self-lubricating function of the bearing seat is realized.
Description
Technical Field
The utility model relates to a cross technical field specifically is a universal joint cross.
Background
Universal joint cross is the attach fitting that links together two universal joints through the cross, and on the mainly used car, be the important component part on the universal joint, use universal joint and cross spindle nose to be connected and rotate, long-time cross spindle nose will produce wearing and tearing with the bearing rotation, need lubricate inside with the help of external force, reduce the wearing and tearing of spindle nose and bearing, just so can prolong the life of universal joint cross to reduce the universal joint cross maintenance cost:
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a universal joint cross to propose in solving above-mentioned background art and need carry out lubricated problem to inside.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a universal joint cross, includes the cross axis body, be provided with the bearing frame around the cross axis body and from moist structure, the bearing frame is from moist structure and includes the cross axle head, the cross axle head sets up the top at the cross axis body, the outer wall cover of cross axle head is equipped with the oil blanket circle, the top of oil blanket circle is provided with the needle roller axle, the bearing sleeve has been installed to the outer wall of needle roller axle, the top of cross axle head is equipped with leads the oil groove, the one end of cross axis body is provided with the quick lubricating structure of cross axle, the outer wall of cross axis body is provided with resistance to compression wear structure.
Preferably, the cross axle head and the cross axle body are of an integrated structure, the cross axle head and the oil guide groove are of an integrated structure, and the needle roller shaft and the cross axle head directly form a rotating structure.
Preferably, the bearing sleeve is connected with the cross shaft head through a needle shaft, and the bearing sleeve is connected with the oil seal ring through the needle shaft.
Preferably, the quick lubricating structure of cross axle includes oil delivery nozzle, oil delivery nozzle installs the one end at the cross axle body, oil delivery nozzle's the other end is connected with oil delivery groove, oil delivery groove's inside is provided with the polytetrafluoroethylene membrane.
Preferably, the surface area of the polytetrafluoroethylene membrane is equal to the surface area inside the oil delivery groove, the oil delivery nozzle is communicated with the oil delivery groove through a cross shaft body, and the oil delivery nozzle is communicated with the self-lubricating structure of the bearing seat through an oil delivery groove.
Preferably, the compression-resistant and wear-resistant structure comprises a nickel plating layer, the nickel plating layer is coated on the outer wall of the cross shaft body, a carbon steel main body layer is arranged on the inner wall of the nickel plating layer, and the nickel plating layer is arranged inside the carbon steel main body layer.
Preferably, the area of the nickel plating layer is equal to the surface area of the carbon steel main body layer, and the mirror surface stainless steel groove penetrates through the inside of the cross shaft body.
Compared with the prior art, the beneficial effects of the utility model are that: the universal joint cross shaft not only realizes the self-lubricating function of the bearing seat, the quick lubricating function of the cross shaft, but also realizes the compression-resistant and wear-resistant functions;
(1) the bearing seat self-lubricating structure is arranged around the cross shaft body, and when the bearing seat self-lubricating structure is used, grease can flow into the oil guide grooves on the cross shaft head from the inside of the cross shaft body by arranging the oil guide grooves on the cross shaft head to lubricate the space between the cross shaft head and the needle roller shaft, so that the friction force between the cross shaft head and the needle roller shaft is reduced, the abrasion is reduced, the needle roller shaft is sealed on the cross shaft head by the oil seal ring and the bearing sleeve, the stability of the inside is guaranteed by avoiding oil leakage, the bearing seat self-lubricating function is realized, the maintenance cost can be reduced, and the service life of the cross shaft body is prolonged;
(2) the cross shaft quick lubricating structure is arranged at one end of the cross shaft body, when the cross shaft quick lubricating structure is used, the grease delivery nozzle is injected into the oil delivery groove in the cross shaft body, so that grease flows into the cross shaft head on the cross shaft body through the oil delivery groove to lubricate the cross shaft head and the needle roller shaft, the polytetrafluoroethylene film is laid on one side of the outer wall of the oil delivery groove, the polytetrafluoroethylene film is low in friction coefficient, good in heat resistance and sealing performance and free of adhering any substance, and the grease is helped to flow into the outside of the cross shaft head quickly to lubricate the needle roller shaft, so that the cross shaft quick lubricating function is realized;
(3) through setting up the wear-resisting structure of resistance to compression, set up the outer wall at the cross axis body with it, scribble the cross axis body outer wall during use and establish the nickel coating, the nickel coating has the function of good anticorrosion and high rigidity, the whole of cross axis body is beaten by carbon steel bulk layer, carbon steel bulk layer hardness height and atress nature are good after thermal treatment, the inside oil transportation groove of cross axis body is by mirror surface stainless steel groove preparation, mirror surface stainless steel groove has the stainless steel polishing to form, the little inside grease mobility of frictional force is good, thereby the wear-resisting function of resistance to compression has been realized.
Drawings
Fig. 1 is a schematic front view of the three-dimensional structure of the present invention;
fig. 2 is a schematic view of a three-dimensional unfolding structure of the self-lubricating structure of the bearing pedestal of the present invention;
FIG. 3 is a schematic view of a cross shaft fast lubrication structure according to the present invention;
fig. 4 is the schematic view of the plane structure of the compression-resistant and wear-resistant structure of the present invention.
In the figure: 1. the bearing seat self-lubricating structure; 101. a bearing sleeve; 102. a needle roller shaft; 103. an oil seal ring; 104. a cross-shaped shaft head; 105. an oil guide groove; 2. a cross axle body; 3. a cross shaft rapid lubricating structure; 301. a nozzle tip; 302. an oil delivery groove; 303. a polytetrafluoroethylene membrane; 4. a compression-resistant and wear-resistant structure; 401. mirror surface stainless steel grooves; 402. a carbon steel bulk layer; 403. and (4) plating a nickel layer.
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 a technical solution: a universal joint cross shaft comprises a cross shaft body 2, a bearing seat self-lubricating structure 1 is arranged on the periphery of the cross shaft body 2, the bearing seat self-lubricating structure 1 comprises a cross shaft head 104, the cross shaft head 104 is arranged at the top end of the cross shaft body 2, an oil seal ring 103 is sleeved on the outer wall of the cross shaft head 104, a needle roller shaft 102 is arranged at the top end of the oil seal ring 103, a bearing sleeve 101 is arranged on the outer wall of the needle roller shaft 102, and an oil guide groove 105 is arranged at the top end of the cross shaft head 104;
the cross shaft head 104 and the cross shaft body 2 are of an integrated structure, the cross shaft head 104 and the oil guide groove 105 are of an integrated structure, the needle shaft 102 and the cross shaft head 104 directly form a rotating structure, the bearing sleeve 101 is connected with the cross shaft head 104 through the needle shaft 102, and the bearing sleeve 101 is connected with the oil seal ring 103 through the needle shaft 102;
specifically, as shown in fig. 1 and 2, by providing the bearing seat self-lubricating structure 1 and arranging the bearing seat self-lubricating structure around the cross axle body 2, when in use, grease flows into the oil guide groove 105 on the cross axle head 104 from the inside of the cross axle body 2 by forming the oil guide groove 105 on the cross axle head 104, so as to lubricate between the cross axle head 104 and the needle roller shaft 102, reduce the friction force between the cross axle head 104 and the needle roller shaft 102, reduce abrasion, seal the needle roller shaft 102 on the cross axle head 104 by the oil seal ring 103 and the bearing sleeve 101, avoid oil leakage and ensure the stability of the inside, thereby realizing the self-lubricating function of the bearing seat;
one end of the cross shaft body 2 is provided with a cross shaft rapid lubricating structure 3, the cross shaft rapid lubricating structure 3 comprises an oil delivery nozzle 301, the oil delivery nozzle 301 is installed at one end of the cross shaft body 2, the other end of the oil delivery nozzle 301 is connected with an oil delivery groove 302, and a polytetrafluoroethylene membrane 303 is arranged inside the oil delivery groove 302;
the surface area of the polytetrafluoroethylene membrane 303 is equal to the surface area inside the oil delivery groove 302, the oil delivery nozzle 301 is communicated with the oil delivery groove 302 through the cross shaft body 2, and the oil delivery nozzle 301 is communicated with the bearing seat self-lubricating structure 1 through the oil delivery groove 302;
specifically, as shown in fig. 1 and 3, by providing the cross shaft fast lubricating structure 3, the cross shaft fast lubricating structure is arranged at one end of the cross shaft body 2, when in use, grease is injected into the oil delivery groove 302 inside the cross shaft body 2 through the grease delivery nozzle 301, so that the grease flows into the cross shaft head 104 on the cross shaft body 2 through the oil delivery groove 302 to lubricate the cross shaft head 104 and the needle roller shaft 102, the polytetrafluoroethylene film 303 is laid on the outer wall of the oil delivery groove 302, the polytetrafluoroethylene film 303 has a low friction coefficient, is heat-resistant and has good sealing performance, and is not adhered with any substance, thereby realizing the cross shaft fast lubricating function;
the outer wall of the cross shaft body 2 is provided with a pressure-resistant and wear-resistant structure 4, the pressure-resistant and wear-resistant structure 4 comprises a nickel-plated layer 403, the nickel-plated layer 403 is coated on the outer wall of the cross shaft body 2, the inner wall of the nickel-plated layer 403 is provided with a carbon steel main body layer 402, and the nickel-plated layer 403 is arranged inside the carbon steel main body layer 402;
the area of the nickel plating layer 403 is equal to the surface area of the carbon steel body layer 402, and the mirror surface stainless steel groove 401 penetrates through the inside of the cross axle body 2
Specifically, as shown in fig. 1 and 4, by providing the pressure-resistant and wear-resistant structure 4, the pressure-resistant and wear-resistant structure is arranged on the outer wall of the cross shaft body 2, a nickel plating layer 403 is coated on the outer wall of the cross shaft body 2 during use, the nickel plating layer 403 has good corrosion resistance and high hardness, the whole cross shaft body 2 is manufactured by a carbon steel main body layer 402, the carbon steel main body layer 402 has high hardness and good stress after heat treatment, the oil conveying tank 302 inside the cross shaft body 2 is manufactured by a mirror surface stainless steel groove 401, and the mirror surface stainless steel groove 401 is formed by polishing stainless steel, so that the pressure-resistant and wear-resistant function is realized.
The working principle is as follows: when the utility model is used, firstly, the outer wall of the cross axle head 104 on the periphery of the cross axle body 2 is sleeved with the oil seal ring 103, then the needle roller 102 is sleeved on the cross axle head 104, the bearing sleeve 101 is sleeved on the outer wall of the needle roller 102 to be clamped with the oil seal ring 103, the whole body is sealed, then the oil delivery tank 302 in the cross axle body 2 is injected with the oil through the oil delivery nozzle 301 at one end of the cross axle body 2, the oil flows into the cross axle head 104 through the polytetrafluoroethylene membrane 303 on the outer layer of the oil delivery tank 302, the oil flows into the needle roller 102 through the oil guide tank 105 on the cross axle head 104, the lubrication between the needle roller 102 and the cross axle head 104 is carried out, finally, the whole body of the cross axle body 2 is cast by the carbon steel main body layer 402, so that the hardness of the cross axle body 2 is high and the stress is good, one side nickel coating layer 403 is also coated on the outer layer of the carbon steel main body layer 402, the cross axle body 2 has good anti-corrosion and high hardness functions, the oil conveying groove 302 in the cross shaft body 2 is formed by manufacturing mirror surface stainless steel grooves 401, and the oil flowability in the oil conveying groove 302 is improved.
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 (7)
1. A universal joint cross comprises a cross shaft body (2), and is characterized in that: be provided with bearing frame self-lubricate structure (1) around cross axis body (2), bearing frame self-lubricate structure (1) includes cross axle head (104), cross axle head (104) set up the top at cross axis body (2), the outer wall cover of cross axle head (104) is equipped with oil blanket circle (103), the top of oil blanket circle (103) is provided with needle roller axle (102), bearing sleeve (101) have been installed to the outer wall of needle roller axle (102), the top of cross axle head (104) is equipped with oil guide groove (105), the one end of cross axis body (2) is provided with cross axle quick lubrication structure (3), the outer wall of cross axis body (2) is provided with resistance to compression wear structure (4).
2. A universal joint cross according to claim 1, wherein: the cross shaft head (104) and the cross shaft body (2) are of an integrated structure, the cross shaft head (104) and the oil guide groove (105) are of an integrated structure, and the needle roller shaft (102) and the cross shaft head (104) directly form a rotating structure.
3. A universal joint cross according to claim 1, wherein: the bearing sleeve (101) is connected with the cross shaft head (104) through the needle roller shaft (102), and the bearing sleeve (101) is connected with the oil seal ring (103) through the needle roller shaft (102).
4. A universal joint cross as claimed in claim 1, wherein: the cross shaft rapid lubricating structure (3) comprises an oil delivery nozzle (301), wherein the oil delivery nozzle (301) is installed at one end of the cross shaft body (2), the other end of the oil delivery nozzle (301) is connected with an oil delivery groove (302), and a polytetrafluoroethylene membrane (303) is arranged inside the oil delivery groove (302).
5. A universal joint cross according to claim 4, wherein: the surface area of the polytetrafluoroethylene membrane (303) is equal to the surface area inside the oil delivery groove (302), the oil delivery nozzle (301) is communicated with the oil delivery groove (302) through the cross shaft body (2), and the oil delivery nozzle (301) is communicated with the bearing seat self-lubricating structure (1) through the oil delivery groove (302).
6. A universal joint cross according to claim 1, wherein: the compression-resistant and wear-resistant structure (4) comprises a nickel plating layer (403), the nickel plating layer (403) is coated on the outer wall of the cross shaft body (2), a carbon steel main body layer (402) is arranged on the inner wall of the nickel plating layer (403), and the nickel plating layer (403) is arranged inside the carbon steel main body layer (402).
7. A universal joint cross according to claim 6, wherein: the area of the nickel-plated layer (403) is equal to the surface area of the carbon steel main body layer (402), and the mirror surface stainless steel groove (401) penetrates through the inside of the cross shaft body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221546988.8U CN217462854U (en) | 2022-06-20 | 2022-06-20 | Universal joint cross axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221546988.8U CN217462854U (en) | 2022-06-20 | 2022-06-20 | Universal joint cross axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217462854U true CN217462854U (en) | 2022-09-20 |
Family
ID=83237787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221546988.8U Active CN217462854U (en) | 2022-06-20 | 2022-06-20 | Universal joint cross axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217462854U (en) |
-
2022
- 2022-06-20 CN CN202221546988.8U patent/CN217462854U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217462854U (en) | Universal joint cross axle | |
| CN113007128B (en) | Mechanical sealing device for wear-resistant corrosion-resistant chemical pump | |
| CN206377164U (en) | A kind of universal joint with automatic oil return burn-out proof pad | |
| CN207297645U (en) | Self-lubricating abrasion-resistant rolling bearing | |
| CN207687185U (en) | A kind of no inner ring deep groove ball bearing | |
| CN207554584U (en) | A kind of bearing shell with oil groove | |
| CN216789034U (en) | Novel shaft structure | |
| CN206290478U (en) | Water pump wear-resistant seal circle | |
| CN208024725U (en) | A kind of device of polishing of ball bearing | |
| CN103291770B (en) | A kind of Hooke's joint without needle roller | |
| CN113606340A (en) | Self-compensating sealing ring | |
| CN219755340U (en) | Self-lubricating oil seal | |
| CN219139635U (en) | Conical carbon fiber bearing sleeve | |
| CN216077985U (en) | Bearing capable of being sufficiently lubricated | |
| CN214036510U (en) | Self-aligning roller bearing with enhanced sealing and lubricating effects | |
| CN212455188U (en) | Automobile crankshaft sliding device | |
| CN215596215U (en) | Bearing roller with strong bearing capacity | |
| CN219510022U (en) | High wear-resisting bearing roller suitable for automobile gearbox | |
| CN214404358U (en) | Lubricated wear-resisting linear bearing | |
| CN212297295U (en) | Automatic separation clutch bearing seal ring | |
| CN212225790U (en) | High-strength cylindrical roller bearing | |
| CN215981334U (en) | High-pressure movable joint | |
| CN214742810U (en) | Double-seal bearing | |
| CN212928517U (en) | Improved wear-resistant shaft sleeve | |
| CN217540007U (en) | Rotary joint assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |