CN215284968U - Disc brake's highly integrated form knuckle assembly and vehicle - Google Patents
Disc brake's highly integrated form knuckle assembly and vehicle Download PDFInfo
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- CN215284968U CN215284968U CN202120833831.2U CN202120833831U CN215284968U CN 215284968 U CN215284968 U CN 215284968U CN 202120833831 U CN202120833831 U CN 202120833831U CN 215284968 U CN215284968 U CN 215284968U
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- steering knuckle
- lifting lug
- knuckle
- mounting
- disc brake
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Abstract
The embodiment of the utility model provides a high integrated form knuckle assembly and vehicle of disc brake, high integrated form knuckle assembly includes: a knuckle body; a knuckle journal disposed on an end surface of the knuckle body; an oil seal bushing for mounting an oil seal is arranged on the steering knuckle shaft neck; the upper lifting lug and the lower lifting lug are respectively arranged at the upper end and the lower end of the other end surface of the steering knuckle body; the upper lifting lug and the lower lifting lug are integrally formed with the steering knuckle body; the upper lifting lug and the lower lifting lug are both provided with main pin holes, and the main pin holes on the upper lifting lug and the lower lifting lug are coaxial; a king pin bushing disposed within the king pin bore; at least two brake caliper mounting lugs extending from one side end surface of the steering knuckle body; and a sensor mounting lug extending from the other side end face of the steering knuckle body. By adopting a highly integrated structure, the brake caliper connecting plate and the sensor connecting plate are designed into a lug structure integrally formed with the steering knuckle body, so that the number of parts is reduced, the structure is optimized, and the structure is more compact and simpler.
Description
Technical Field
The utility model relates to the field of vehicle technology, particularly, relate to a high integrated form knuckle assembly and vehicle of disc brake.
Background
The steering knuckle assembly is a core component of a vehicle steering axle, is positioned at the wheel end of a front axle assembly, effectively connects a braking system, a steering system and a suspension system through a plurality of parts, has the functions of bearing the vertical load and the lateral load of the front axle, is matched with a hub seal, is connected with components such as a brake, a sensor and the like, supports and drives a front wheel to rotate around a main pin so as to steer the vehicle. In a vehicle running state, the knuckle bears variable impact loads and is required to have high strength.
At present, the disc knuckle assembly of traditional light-duty commercial car is by the knuckle body, the swizzle bush, braking pincers connecting plate, the sensor connecting plate, the connecting plate bolt, the oil blanket bush is constituteed, this disc knuckle assembly is when assembling, need use the connecting plate bolt respectively with braking pincers connecting plate, the sensor connecting plate is installed on the knuckle body, again with braking pincers through braking pincers connecting bolt install on braking pincers connecting plate, just can accomplish the braking pincers and be connected between the knuckle body, and on the same reason, pass through the sensor connecting bolt with the sensor again and install the sensor connecting plate, just can accomplish being connected between sensor and the knuckle body.
As described above, in the disc type steering knuckle assembly in the prior art, the connection structure is redundant, which not only affects the spatial arrangement of parts, but also increases the complexity of the assembly process; the structure mode can increase the assembly error of the sensor, so that the failure probability of the sensor is increased, and the qualification rate of products is influenced; the excessive connecting fittings can also increase the overall mass of the vehicle, improve the cost of the vehicle and be not in line with the requirement of light weight of products. Therefore, it is necessary to design a highly integrated type knuckle assembly and a vehicle that have simple structure and convenient assembly and meet the requirement of light weight of the product.
Disclosure of Invention
The present specification provides a disc brake highly integrated knuckle assembly and vehicle to overcome at least one technical problem in the prior art.
According to an embodiment of the present specification, there is provided a disc brake highly integrated steering knuckle assembly comprising:
a knuckle body;
the steering knuckle shaft neck is arranged on one end face of the steering knuckle body; an oil seal bushing for mounting an oil seal is arranged on the steering knuckle shaft neck;
the upper lifting lug and the lower lifting lug are respectively arranged at the upper end and the lower end of the other end surface of the steering knuckle body; the upper lifting lug and the lower lifting lug are integrally formed with the steering knuckle body; the upper lifting lug and the lower lifting lug are both provided with main pin holes, and the main pin holes on the upper lifting lug and the lower lifting lug are coaxial;
a king pin bushing disposed within the king pin bore;
at least two brake caliper mounting lugs extending from a side end surface of the knuckle body; a first mounting hole is formed in the brake caliper mounting lug;
a sensor mounting lug extending from the other end face of the knuckle body; and the sensor mounting lug is provided with a sensor mounting hole and a second mounting hole.
Preferably, the two side end faces of the steering knuckle body adjacent to the sensor mounting lug are respectively provided with an upper arm mounting bolt hole and a lower arm mounting bolt hole.
Preferably, the steering knuckle journal comprises a fixed section, a first bearing mounting section, a transition section and a second bearing mounting section which are connected in sequence; the first bearing mounting section and the second bearing mounting section are both cylindrical; the transition section is of a cone frustum structure.
Further preferably, the diameter of the first bearing mounting section is smaller than the diameter of the second bearing mounting section.
Preferably, the knuckle spindle is integrally formed with the knuckle body.
Preferably, the oil seal bushing is integrally formed with the knuckle journal.
Preferably, the knuckle journal is of a hollow structure.
Preferably, the upper lifting lug and the lower lifting lug are both provided with oil injection nozzles for injecting lubricating grease into the main pin hole.
Preferably, the brake caliper mounting lug is L-shaped in cross-section.
There is also provided, in accordance with an embodiment of the present specification, a disc brake vehicle including a disc brake highly integrated steering knuckle assembly as described above.
By applying the embodiment of the specification, a highly integrated structure is adopted, the structure that the traditional commercial vehicle is installed by the connecting plate and the steering knuckle body is abandoned, the brake caliper connecting plate and the sensor connecting plate are designed into the lug structure integrally formed with the steering knuckle body, the number of parts is reduced, the structural optimization is realized, the structure is more compact and simpler, the complexity of the assembly process is reduced, the assembly error is reduced, the production efficiency is improved, the problem that the accumulated fit error of the sensor is larger due to multiple assembly processes is solved, the possibility of failure of the sensor is reduced, and the one-time qualification rate of the product is improved. Meanwhile, the parts are reduced, the dead weight of the vehicle can be reduced, the load ratio of the steering knuckle assembly is improved, and the purpose of saving cost is achieved.
The innovation points of the embodiment of the specification comprise:
1. the brake caliper connecting plate and the sensor connecting plate are removed, so that the assembling procedures are reduced, the accumulated matching error of the sensor formed by a plurality of assembling procedures is reduced, the possibility of failure of the sensor is reduced, and the one-time qualification rate of the product is improved.
2. The brake caliper connecting plate and the sensor connecting plate are integrated on the steering knuckle body, so that the number of parts is reduced, the structural optimization is realized, the structure is more compact and simpler, the complexity of an assembly process is reduced, the assembly error is reduced, and the production efficiency is improved.
3. The steering knuckle journal is designed to be a hollow structure, so that the weight of a steering system can be effectively reduced, and the requirement of light weight of a product is met.
4. The oil seal bushing is directly integrated on the steering knuckle shaft neck through machining and quenching, the number of assembly parts is further reduced, assembly procedures are reduced, and assembly difficulty is reduced.
5. The high-integration structure is adopted, the structure is simple, the structural strength is enhanced, the self weight of the vehicle is reduced, the load ratio of the steering knuckle assembly is improved, and the cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view, partially in section, of a disc brake highly integrated knuckle assembly provided in an embodiment of the present disclosure;
FIG. 2 is a left side view of a disc brake highly integrated steering knuckle assembly provided in an embodiment of the present description;
FIG. 3 is a schematic assembly diagram of a disc brake highly integrated steering knuckle assembly provided in an embodiment of the present disclosure;
description of reference numerals: the hydraulic steering knuckle comprises a steering knuckle body 1, an oil seal bushing 2, a kingpin bushing 3, an oil nozzle 4, a steering knuckle journal 5, a kingpin hole 6, a brake caliper mounting lug 7, a sensor mounting lug 8, a lower arm mounting bolt hole 9, a brake caliper 10, a brake caliper bolt 11, a sensor 12, an upper lifting lug 13, a lower lifting lug 14, a first mounting hole 15, a sensor mounting hole 16, a second mounting hole 17, a fixing section 51, a first bearing mounting section 52, a transition section 53 and a second bearing mounting section 54.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only some embodiments of the present disclosure, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
It should be noted that the terms "including" and "having" and any variations thereof in the embodiments of the present specification and the drawings are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
The embodiment of the specification discloses a disc brake highly integrated steering knuckle assembly. The following are detailed below.
Fig. 1-3 illustrate a disc brake highly integrated steering knuckle assembly provided in accordance with an embodiment of the present disclosure. As shown in fig. 1, 2, and 3, the highly integrated knuckle assembly includes: the knuckle body 1, the knuckle journal 5, the upper lug 13, the lower lug 14, the king pin bushing 3, the caliper mounting lug 7, and the sensor mounting lug 8.
An upper arm mounting bolt hole (not shown in the figure) and a lower arm mounting bolt hole 9 are respectively formed in the end faces of two sides, adjacent to the sensor mounting lug 8, of the steering knuckle body 1, the upper arm of the steering knuckle is mounted through the upper arm mounting bolt hole, the lower arm of the steering knuckle is mounted through the lower arm mounting bolt hole 9, a main pin dustproof cover is omitted, the upper arm of the steering knuckle is used for being connected with a steering drag link, and the lower arm of the steering knuckle is used for being connected with a steering tie rod.
The knuckle journal 5 is disposed on one end surface of the knuckle body 1 and used for mounting a hub bearing, so that the hub bearing is used for connecting the hub with the knuckle journal 5, wheels of a vehicle are connected with the hub through wheel bolts and rotate around the knuckle journal 5, and the vehicle travels.
In a specific embodiment, the knuckle journal 5 includes a fixed section 51, a first bearing mounting section 52, a transition section 53, and a second bearing mounting section 54 connected in sequence, where the first bearing mounting section 52 and the second bearing mounting section 54 are both cylindrical, and the transition section 53 is a truncated cone structure. Preferably, the fixed section 51, the first bearing mounting section 52, the transition section 53 and the second bearing mounting section 54 are integrally formed, and the knuckle spindle 5 and the knuckle body 1 can be integrally formed and further integrated.
Wherein, the fixed section 51 can be provided with a thread and a locking key slot for mounting and fixing, and the hub bearing and the steering knuckle body 1 are fastened and connected. Specifically, the diameter of the first bearing installation section 52 is smaller than that of the second bearing installation section 54, the first bearing installation section 52 is used for installing an outer hub bearing, the second bearing installation section 54 is used for installing an inner hub bearing, and the transition section 53 is used as the transition connection between the first bearing installation section 52 and the second bearing installation section 54. In the implementation process, the connecting ends of the first bearing installation section 52 and the fixing section 51 and the transition section 53 and the connecting ends of the second bearing installation section 54 and the steering knuckle body 1 can be chamfered, so that the assembly of the hub bearing is facilitated.
Furthermore, the steering knuckle shaft neck 5 can be designed into a hollow structure, so that the weight of a steering system is effectively reduced, the requirement of light weight of a product is met, the load ratio of a steering knuckle assembly is improved, and the production cost is reduced.
In the embodiment of the present specification, the knuckle journal 5 is provided with an oil seal bushing 2 for installing an oil seal to perform a sealing function. In one embodiment, the oil seal bushing 2 is a separate component, and in use, the oil seal bushing 2 is assembled to the knuckle spindle 5. In another specific embodiment, the oil seal bushing 2 may be integrally formed with the knuckle spindle 5, further reducing the number of parts. In detail, the oil seal bushing 2 can be directly integrated on the steering knuckle shaft neck 5 through machining and quenching, so that the assembly procedures are reduced, and the assembly difficulty is reduced.
The upper end and the lower end of the other end surface of the knuckle body 1 are respectively provided with an upper lifting lug 13 and a lower lifting lug 14. The upper lifting lug 13 and the lower lifting lug 14 are integrally formed with the steering knuckle body 1, the main pin holes 6 are formed in the upper lifting lug 13 and the lower lifting lug 14, and the main pin holes 6 in the upper lifting lug 13 and the lower lifting lug 14 are coaxial. The kingpin is connected to the front axle of the vehicle via a kingpin bore 6, and a kingpin bushing 3 is disposed in the kingpin bore 6 to serve as a spacer and reduce wear on the kingpin.
In addition, for reducing the wearing and tearing of king pin bush 3, all offer on last lug 13, lower lug 14 and be used for pouring into the oiling mouth 4 of lubricated grease into king pin hole 6 into, impress king pin bush 3 into king pin hole 6 after, the accessible oiling mouth 4 is lubricated to its lubricated grease of pouring into to reduce the wearing and tearing in the motion process, increase king pin bush 3's life.
In the embodiment of the present specification, lug structures are respectively extended from the opposite end faces of the knuckle body 1 for mounting the caliper 10 and the sensor 12, respectively.
Specifically, two at least braking pincers installation lugs 7 that extend from 1 side end face of knuckle body have been seted up first mounting hole 15 on the braking pincers installation lug 7, in the assembling process, install braking pincers 10 on knuckle body 1 through braking pincers bolt 11, have abandoned the braking pincers connecting plate structure of traditional commercial car, have reduced part quantity and assembly process, have reduced the assembly degree of difficulty.
In one embodiment, the brake caliper mounting lug 7 has an L-shaped cross section, a vertical portion of the brake caliper mounting lug 7 is connected to one side end surface of the knuckle body 1, and the first mounting hole 15 is opened in a lateral portion of the brake caliper mounting lug 7. The L-shaped brake caliper mounting lug 7 enhances the structural strength of the knuckle to ensure that the knuckle can withstand variable impact loads.
The sensor mounting lug 8 extends from the end face of the other side of the steering knuckle body 1, the sensor mounting lug 8 is provided with a sensor mounting hole 16 and a second mounting hole 17, the sensor 12 is mounted on the steering knuckle body 1 through the sensor mounting hole 16 and the second mounting hole 17, the structure of a traditional commercial vehicle sensor connecting plate is abandoned, and the number of parts is further reduced. Brake caliper installation lug 7, sensor installation lug 8 are integrative integrated to knuckle body 1 on, have reduced traditional connecting plate assembly, have reduced assembly error, have solved the sensor and have caused the great problem of accumulative total fit error because of multichannel assembly process, have reduced the possibility that the sensor became invalid, have improved the disposable qualification rate of product, have realized structural optimization, it is more convenient to assemble, and production efficiency is higher, and the whole quality of vehicle descends, has reduced manufacturing cost.
The embodiment of the specification also discloses a disc brake vehicle which comprises the disc brake highly integrated steering knuckle assembly.
To sum up, the specification discloses a highly integrated steering knuckle assembly and vehicle of disc brake, adopt highly integrated structure, abandon the structure of connecting plate and the installation of the steering knuckle body in traditional commercial vehicle, design braking pincers connecting plate and sensor connecting plate into the lug structure with steering knuckle body integrated into one piece, reduced part quantity, realized structural optimization for the structure is compacter simple, the complexity of assembly process has been reduced, assembly error has been reduced, production efficiency has been improved, and solved the sensor and caused the great problem of accumulative total fit error because of multiple assembly processes, reduced the possibility of sensor inefficacy, the disposable qualification rate of product has been improved. Meanwhile, the parts are reduced, the dead weight of the vehicle can be reduced, the load ratio of the steering knuckle assembly is improved, and the purpose of saving cost is achieved.
Those of ordinary skill in the art will understand that: the figures are schematic representations of one embodiment, and the blocks or processes in the figures are not necessarily required to practice the present invention.
Those of ordinary skill in the art will understand that: modules in the devices in the embodiments may be distributed in the devices in the embodiments according to the description of the embodiments, or may be located in one or more devices different from the embodiments with corresponding changes. The modules of the above embodiments may be combined into one module, or further split into multiple sub-modules.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. A disc brake highly integrated knuckle assembly, comprising:
a knuckle body;
the steering knuckle shaft neck is arranged on one end face of the steering knuckle body; an oil seal bushing for mounting an oil seal is arranged on the steering knuckle shaft neck;
the upper lifting lug and the lower lifting lug are respectively arranged at the upper end and the lower end of the other end surface of the steering knuckle body; the upper lifting lug and the lower lifting lug are integrally formed with the steering knuckle body; the upper lifting lug and the lower lifting lug are both provided with main pin holes, and the main pin holes on the upper lifting lug and the lower lifting lug are coaxial;
a king pin bushing disposed within the king pin bore;
at least two brake caliper mounting lugs extending from a side end surface of the knuckle body; a first mounting hole is formed in the brake caliper mounting lug;
a sensor mounting lug extending from the other end face of the knuckle body; and the sensor mounting lug is provided with a sensor mounting hole and a second mounting hole.
2. The disc brake highly integrated knuckle assembly according to claim 1, wherein the knuckle body has upper arm mounting bolt holes and lower arm mounting bolt holes formed in both end surfaces thereof adjacent to the sensor mounting lugs, respectively.
3. The disc brake highly integrated steering knuckle assembly according to claim 1, wherein said steering knuckle journal comprises a fixed section, a first bearing mounting section, a transition section, a second bearing mounting section connected in series; the first bearing mounting section and the second bearing mounting section are both cylindrical; the transition section is of a cone frustum structure.
4. The disc brake highly integrated steering knuckle assembly of claim 3 wherein said first bearing mount segment has a diameter less than a diameter of said second bearing mount segment.
5. The disc brake highly integrated steering knuckle assembly of claim 1 wherein said steering knuckle spindle is integrally formed with said knuckle body.
6. The disc brake highly integrated steering knuckle assembly of claim 1 wherein said oil seal bushing is integrally formed with said steering knuckle journal.
7. The disc brake highly integrated steering knuckle assembly according to claim 1, wherein said steering knuckle journals are of hollow construction.
8. The disc brake highly integrated knuckle assembly according to claim 1, wherein oil nozzles for injecting lubricating grease into the kingpin hole are formed in the upper lifting lug and the lower lifting lug.
9. A disc brake highly integrated steering knuckle assembly according to claim 1 wherein said brake caliper mounting lugs are L-shaped in cross-section.
10. A disc brake vehicle comprising a disc brake highly integrated steering knuckle assembly according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833831.2U CN215284968U (en) | 2021-04-22 | 2021-04-22 | Disc brake's highly integrated form knuckle assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833831.2U CN215284968U (en) | 2021-04-22 | 2021-04-22 | Disc brake's highly integrated form knuckle assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215284968U true CN215284968U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120833831.2U Active CN215284968U (en) | 2021-04-22 | 2021-04-22 | Disc brake's highly integrated form knuckle assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215284968U (en) |
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2021
- 2021-04-22 CN CN202120833831.2U patent/CN215284968U/en active Active
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