CN210889819U - Universal joint fork with drainage wear-resistant structure - Google Patents
Universal joint fork with drainage wear-resistant structure Download PDFInfo
- Publication number
- CN210889819U CN210889819U CN201922004892.3U CN201922004892U CN210889819U CN 210889819 U CN210889819 U CN 210889819U CN 201922004892 U CN201922004892 U CN 201922004892U CN 210889819 U CN210889819 U CN 210889819U
- Authority
- CN
- China
- Prior art keywords
- universal joint
- wall
- hole
- wear
- drainage
- 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
- 239000004519 grease Substances 0.000 claims abstract description 19
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 5
- 229910003470 tongbaite Inorganic materials 0.000 claims description 5
- 210000005069 ears Anatomy 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims 3
- 230000001050 lubricating effect Effects 0.000 abstract description 13
- 102000004315 Forkhead Transcription Factors Human genes 0.000 abstract description 11
- 108090000852 Forkhead Transcription Factors Proteins 0.000 abstract description 11
- 238000009434 installation Methods 0.000 description 8
- 238000005461 lubrication Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a universal joint fork with a drainage anti-wear structure, which comprises a universal joint fork head, wherein two fork lugs are arranged at the upper end of the universal joint fork head, a cross axle mounting hole is arranged on each fork lug, a connecting hole is arranged inside the universal joint fork head, a spline is arranged on the inner wall of the connecting hole, and a locking crack is arranged on the side surface of the universal joint fork head. The lubricating efficiency of the lubricating grease is improved.
Description
Technical Field
The utility model relates to a universal joint technical field specifically is a universal joint fork with drainage wear-resistant structure.
Background
In the automobile steering system, a universal joint fork is used for connecting a steering wheel input shaft and a universal joint, the universal joint fork is approximately U-shaped, the bottom of the U-shaped fork is called a fork head, the groove walls on two sides of the U-shaped fork are called fork lugs, a through hole used for connecting the steering wheel input shaft is formed in the fork head, and the fork lugs are used for being connected with a connecting hole of a hinged cross shaft. The joint yoke and the cross shaft are not easy to lubricate, so that abrasion is easy to occur, and the service life of the joint yoke is shortened. In response to the above problems, the present company developed a wear resistant universal joint yoke.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a universal joint fork with drainage wear-resistant structure, be provided with in the cross axle mounting hole and store up the fat chamber, can save lubricating grease, for the pivoted cross axle installation end provides sufficient lubrication, still is provided with the axle sleeve, the axle sleeve adopts wear-resistant material to make, avoids the inner wall direct contact of cross axle installation end and mounting hole, prevents that the mounting hole from being worn and torn, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a universal joint fork with drainage wear-resistant structure, includes the universal joint jaw, the upper end of universal joint jaw is provided with two fork ears, is provided with the cross axle mounting hole on the fork ear, and the inside of universal joint jaw is provided with the connecting hole, is provided with the spline on the inner wall of connecting hole, and the locking crack has been seted up to the side of universal joint jaw, and the cracked both sides department of locking is provided with the latch segment, seted up on the inner wall of mounting hole and stored up the fat chamber, detachably is provided with the axle sleeve in the mounting hole, and the side of axle sleeve is provided with through the fat hole, is provided with the drainage way on the inner.
As an optimal technical scheme of the utility model, the axle sleeve is made by the wear-resisting metal material of chromium carbide, and the drainage way on the axle sleeve inner wall is the heliciform, leads to the setting of fat hole in the drainage way.
As an optimal technical scheme of the utility model, be provided with the stopper on the inner wall of connecting hole upper end.
As a preferred technical scheme of the utility model, the stopper is cross, and four tip of stopper all weld on the inner wall of connecting hole.
Compared with the prior art, the beneficial effects of the utility model are that: this universal joint fork with drainage wear-resistant structure, be provided with in the cross mounting hole and store up the fat chamber, can save lubricating grease, provide sufficient lubrication for pivoted cross mounting end, still be provided with the axle sleeve, the axle sleeve adopts wear-resistant material to make, avoid the inner wall direct contact of cross mounting end and mounting hole, prevent that the mounting hole from being worn and torn, the array has the through-grease hole on the axle sleeve, lubricating grease in the storage fat intracavity of rotation in-process is on the inner wall of axle sleeve through the grease hole adhesion, reduce the rate of wear of axle sleeve, the drainage way that sets up on the axle sleeve inner wall can be even with the lubricating grease water conservancy diversion, the lubrication efficiency of lubricating grease has been improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1 universal joint jaw, 2 fork ears, 3 locking cracks, 4 latch segments, 5 cross axle mounting holes, 6 connecting holes, 7 fat storage cavities, 8 shaft sleeves, 9 grease through holes, 10 drainage channels and 11 limiting blocks.
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, the present invention provides a technical solution: a universal joint fork with a drainage anti-wear structure comprises a universal joint fork head 1, two fork lugs 2 are arranged at the upper end of the universal joint fork head 1, cross shaft mounting holes 5 are formed in the fork lugs 2, a connecting hole 6 is formed in the universal joint fork head 1, a spline is arranged on the inner wall of the connecting hole 6, a limiting block 11 is arranged on the inner wall of the upper end of the connecting hole 6, the limiting block 11 is cross-shaped, four end portions of the limiting block 11 are welded on the inner wall of the connecting hole 6, the limiting block 11 is used for preventing interference to the cross shaft due to excessive insertion of a steering shaft caused by misoperation, locking cracks 3 are formed in the side face of the universal joint fork head 1, locking blocks 4 are arranged at two edges of the locking cracks 3, after bolts are screwed into the locking blocks 4, the gaps of the locking cracks 3 are reduced, the radius of the connecting hole 6 is reduced, the universal joint fork head 1 can be tightly hooped on a transmission, store up fat chamber 7 and be used for storing lubricating grease, provide sufficient lubrication for pivoted cross axle installation end, detachably is provided with axle sleeve 8 in the mounting hole 5, the side of axle sleeve 8 is provided with logical fat hole 9, be provided with drainage 10 on the inner wall of axle sleeve 8, axle sleeve 8 is made by the wear-resisting metal material of chromium carbide, drainage 10 on the axle sleeve 8 inner wall is the heliciform, logical fat hole 9 sets up in drainage 10, axle sleeve 8 adopts the wear-resisting metal material of chromium carbide to make, avoid cross axle installation end and cross axle installation hole 5's inner wall direct contact, prevent cross axle installation hole 5 from being worn and torn, the lubricating grease that logical fat hole 9 that sets up on the axle sleeve 8 stores up in the rotation process in the fat chamber 7 passes through the fat hole 9 and adheres to on the inner wall of axle sleeve 8, reduce the wearing and tearing speed of axle sleeve 8, the heliciform drainage 10 that sets up on the axle sleeve 8 inner wall can be even with the water conservancy.
When in use: stopper 11 is used for preventing to lead to the steering spindle to insert excessively and lead to the fact the interference to the cross because of misoperation, the bolt twists behind the latch segment 4, locking crack 3 clearance diminishes, connecting hole 6 radius reduces, make universal joint jaw 1 can tightly hoop on the transmission shaft, store up fat chamber 7 and be used for saving lubricating grease, provide sufficient lubrication for pivoted cross installation end, axle sleeve 8 adopts chromium carbide wear-resisting metal material to make, avoid cross installation end and cross mounting hole 5's inner wall direct contact, prevent that cross mounting hole 5 is worn and torn, the lubricating grease that leads to fat hole 9 that sets up on the axle sleeve 8 stores up in the rotation in-process in fat chamber 7 is on axle sleeve 8's inner wall through grease through hole 9 is attached to, reduce the wearing and tearing speed of axle sleeve 8, the heliciform drainage way 10 that sets up on the axle sleeve 8 inner wall can be even with the lubricating grease water conservancy diversion, the lubrication efficiency of lubricating grease has been.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a universal joint fork with drainage structure of wear-resisting, including universal joint jaw (1), the upper end of universal joint jaw (1) is provided with two yoke ears (2), be provided with cross axle mounting hole (5) on yoke ear (2), the inside of universal joint jaw (1) is provided with connecting hole (6), be provided with the spline on the inner wall of connecting hole (6), locking crack (3) have been seted up to the side of universal joint jaw (1), the both sides edge department of locking crack (3) is provided with latch segment (4), its characterized in that: the grease storage cavity (7) is formed in the inner wall of the mounting hole (5), the shaft sleeve (8) is detachably arranged in the mounting hole (5), the grease through hole (9) is formed in the side face of the shaft sleeve (8), and the drainage channel (10) is formed in the inner wall of the shaft sleeve (8).
2. A yoke having a flow-inducing wear structure as set forth in claim 1, wherein: the shaft sleeve (8) is made of chromium carbide wear-resistant metal materials, the drainage channel (10) on the inner wall of the shaft sleeve (8) is spiral, and the grease through hole (9) is formed in the drainage channel (10).
3. A yoke having a flow-inducing wear structure as set forth in claim 1, wherein: and a limiting block (11) is arranged on the inner wall at the upper end of the connecting hole (6).
4. A yoke having a flow-inducing wear structure as set forth in claim 3, wherein: the limiting block (11) is cross-shaped, and four end parts of the limiting block (11) are welded on the inner wall of the connecting hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004892.3U CN210889819U (en) | 2019-11-20 | 2019-11-20 | Universal joint fork with drainage wear-resistant structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922004892.3U CN210889819U (en) | 2019-11-20 | 2019-11-20 | Universal joint fork with drainage wear-resistant structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210889819U true CN210889819U (en) | 2020-06-30 |
Family
ID=71317013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922004892.3U Expired - Fee Related CN210889819U (en) | 2019-11-20 | 2019-11-20 | Universal joint fork with drainage wear-resistant structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210889819U (en) |
-
2019
- 2019-11-20 CN CN201922004892.3U patent/CN210889819U/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: 20200630 |