CN209141799U - Spoke and wheel with it - Google Patents
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- CN209141799U CN209141799U CN201821335898.8U CN201821335898U CN209141799U CN 209141799 U CN209141799 U CN 209141799U CN 201821335898 U CN201821335898 U CN 201821335898U CN 209141799 U CN209141799 U CN 209141799U
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- spoke
- boss
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- reinforcing rib
- wheel
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Abstract
The utility model provides a kind of spoke and the wheel with it, wherein, spoke includes spoke ontology and multiple boss, axis hole and multiple bolts hole are offered on spoke ontology, wherein, multiple bolts hole are provided at circumferentially spaced around axis hole, and multiple boss are arranged on spoke ontology, and the peripheral side of multiple bolts hole is arranged in correspondingly.The problem of structure that the utility model solves commerial vehicle wheel in the prior art is single, weight is heavy and bearing capacity is poor, and the practicability is poor so as to cause wheel.
Description
Technical field
The utility model relates to technical field of vehicle, in particular to a kind of spoke and with its wheel.
Background technique
Commerial vehicle steel wheel generally includes spoke and wheel rim, and multiple spiral shells for connecting with wheel hub are offered on spoke
Keyhole and axis hole, in the driving process of vehicle, spoke stress and be easy to crack at spoke installation surface and bolt hole, lead
Cause wheel be destroyed, influence vehicle using safe.
The spoke material intensity of commerial vehicle steel wheel in the prior art is low, structure is single and bearing capacity is poor.
In order to guarantee its bearing capacity, the thickness of spoke is usually all thicker, will lead to the heavier-weight of wheel in this way, increases vehicle
Oil consumption, so as to cause wheel, the practicability is poor, and therefore, it is necessary to a kind of high and light-weight wheels of intensity.
Utility model content
It is in the prior art to solve the main purpose of the utility model is to provide a kind of spoke and with its wheel
The problem of structure of wheel is single, weight is heavy and bearing capacity is poor, and the practicability is poor so as to cause wheel.
To achieve the goals above, one aspect according to the present utility model provides a kind of spoke, comprising: spoke sheet
Body offers axis hole and multiple bolts hole on spoke ontology, wherein multiple bolts hole are provided at circumferentially spaced around axis hole；It is multiple
Boss, multiple boss are arranged on spoke ontology, and the peripheral side of multiple bolts hole is arranged in correspondingly.
Further, spoke further include: at least one reinforcing rib structure, reinforcing rib structure are arranged on spoke ontology, and
It is arranged with bolt hole interval.
Further, boss and reinforcing rib structure are structure as a whole with spoke ontology, and are formed by drop stamping technique.
Further, spoke ontology includes: support ring flat-plate；End plate, end plate connect with support ring flat-plate and are located at support ring flat-plate
Inner circumferential side, axis hole and each bolt hole are provided on end plate.
Further, support ring flat-plate surrounds cone cylinder structure, and the internal diameter of cone cylinder structure is gradually increased along the direction far from end plate,
And multiple circumferentially spaced heat release holes around support ring flat-plate are offered in cone cylinder structure.
Further, boss protrudes from the axial external surface setting of end plate, and one is connected between two neighboring boss
Reinforcing rib structure.
Further, spoke ontology further includes enclosing muscle structure, enclose muscle structure setting support ring flat-plate and end plate junction,
And protrude and be arranged towards the side of boss, end plate is connect by enclosing muscle structure with support ring flat-plate.
Further, boss is identical with the protrusion height of reinforcing rib structure, and the protrusion height for enclosing muscle structure is less than or waits
In the protrusion height of boss and reinforcing rib structure.
Further, in a ring, the inner hole of boss in a ring forms bolt hole to boss, and the upper surface of boss is flat
Face, and the outer diameter of boss is gradually increased along the direction far from upper surface.
Another aspect according to the present utility model provides a kind of wheel, comprising: wheel rim；Spoke, spoke and wheel rim connect
It connects, and is located at axial one end of wheel rim, spoke is above-mentioned spoke.
Using the technical solution of the utility model, by optimizing the structure of spoke, boss is set in the peripheral side of bolt hole,
To reinforce intensity of the spoke ontology at bolt hole, avoid spoke in vehicle in the process of moving because of stress concentration at bolt hole
And crack, therefore, while the thinner thickness for ensuring spoke is conducive to mitigate wheel weight, additionally it is possible to make spoke
With very excellent strength characteristics, and then improve the practicability and service life of spoke.Specifically, only in the outer of bolt hole
Boss is arranged in side, is able to ascend structural strength of the spoke at bolt hole, not will increase dramatically the weight of spoke, while may be used also
To reduce the integral thickness of spoke significantly, mitigate the overall weight of wheel, advantageously reduces the energy consumption of vehicle.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows a kind of structural schematic diagram of an angle of the wheel of alternative embodiment according to the present utility model；
Fig. 2 shows the structural schematic diagrams of another angle of the wheel in Fig. 1；
Fig. 3 shows the structural schematic diagram of an angle of the spoke of the wheel in Fig. 1；
Fig. 4 shows the structural schematic diagram of another angle of the spoke in Fig. 3.
Wherein, the above drawings include the following reference numerals:
1, wheel rim；2, spoke；10, spoke ontology；11, ring flat-plate is supported；111, heat release hole；12, end plate；13, muscle structure is enclosed；
121, axis hole；122, bolt hole；20, boss；21, upper surface；30, reinforcing rib structure.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Structure in order to solve wheel in the prior art is single, weight weight and bearing capacity are poor, so as to cause wheel
The problem of the practicability is poor, the utility model provide a kind of spoke and the wheel with it.Wherein, as depicted in figs. 1 and 2,
Wheel includes wheel rim 1 and spoke 2, and spoke 2 is connect with wheel rim 1, and is located at axial one end of wheel rim 1, and spoke 2 is above-mentioned under
The spoke stated.Spoke 2 provided by the present application is structurally reasonable, intensity with higher and lighter weight, so that the application be made to mention
The spoke 2 of confession has good practicability and higher service life.It include this Shen accordingly, due to wheel provided by the present application
The spoke 2 that please be provided, therefore, wheel provided by the present application also has good practicability and higher service life.
It should be noted that wheel provided by the present application is mainly used in commerial vehicle, and certainly, wheel provided by the present application
Also it can be applied to passenger car.Wherein, passenger car refers to, its design and technical characteristic on be mainly used for carrying passenger and its with
The vehicle of body luggage and/or temporary items is no more than 9 seats including operating seat, it can draw one
Trailer.Commerial vehicle refers to, is mainly used for the vehicle of transport personnel and cargo in design and technical characteristic, and can be used for
Care for vehicle, wherein number when commerial vehicle is used to transport personnel is greater than 9 people.
As shown in Figure 3 and Figure 4, spoke 2 includes spoke ontology 10 and multiple boss 20, offers axis hole on spoke ontology 10
121 and multiple bolts hole 122, wherein multiple being provided at circumferentially spaced around axis hole 121 of bolt hole 122, multiple settings of boss 20 exist
On spoke ontology 10, and the peripheral side of multiple bolts hole 122 is set correspondingly.
In this application, by optimizing the structure of spoke 2, boss 20 is set in the peripheral side of bolt hole 122, to reinforce
Intensity of the spoke ontology 10 at bolt hole 122 avoids spoke 2 in vehicle in the process of moving because of stress collection at bolt hole 122
In and crack, therefore, ensure the thinner thickness of spoke 2 and while be conducive to mitigate wheel weight, additionally it is possible to make
Spoke 2 has very excellent strength characteristics, and then improves the practicability and service life of spoke 2.Specifically, only in bolt
Boss 20 is arranged in the peripheral side in hole 122, is able to ascend structural strength of the spoke 2 at bolt hole 122, not will increase dramatically spoke
2 weight, while the integral thickness of spoke 2 can also be reduced significantly, mitigate the overall weight of wheel, advantageously reduces vehicle
Energy consumption.
Optionally, axis hole 121 is located at the center of spoke ontology 10, and multiple bolts hole 122 uniformly divide around the circumferential of axis hole 121
Cloth.Optionally, the quantity of bolt hole 122 is more than or equal to 3 and less than or equal to 12, wherein more common bolt hole 122
Quantity is 5,6,8 and 10.In this way, can either guarantee the connective stability between wheel and vehicle hub, and can
Promote the aesthetic appearance of wheel.
Optionally, spoke 2 further includes at least one reinforcing rib structure 30, and reinforcing rib structure 30 is arranged in spoke ontology 10
On, and be spaced and be arranged with bolt hole 122.In this way, further being enhanced by the way that reinforcing rib structure 30 is arranged on spoke ontology 10
The intensity of spoke 2.
In the embodiment not shown of the application one, reinforcing rib structure 30 be it is multiple, and the two neighboring bolt hole 122 in part it
Between be not provided with reinforcing rib structure 30, be provided with one or more reinforcing rib structures 30 between the two neighboring bolt hole 122 in part.
In another embodiment not shown of the application, reinforcing rib structure 30 be it is multiple, and each two neighboring bolt hole 122 it
Between be provided with one or more reinforcing rib structures 30.
Optionally, when being provided with multiple reinforcing rib structures 30 between two neighboring bolt hole 122, it is located at two neighboring spiral shell
Each reinforcing rib structure 30 between keyhole 122 is spaced setting.
Optionally, each reinforcing rib structure 30 can be connect with boss 20, can also be spaced and be arranged with boss 20.
In the alternative embodiment shown in Fig. 3 and Fig. 4, spoke 2 further includes reinforcing rib structure 30, and reinforcing rib structure 30 is arranged
A reinforcing rib structure 30 is provided on spoke ontology 10, and between two neighboring boss 20.In this way, considering reinforcing rib structure
30 processing cost and easy making process, and in view of the integrally-built symmetry of spoke 2, in each two neighboring boss 20
Between be respectively provided with a reinforcing rib structure 30, thus further enhance spoke 2 intensity, avoid spoke 2 in use
Stress and cracked at bolt hole 122 or deformation occurs, be conducive to the practicability of spoke 2 and the promotion of service life.
Optionally, boss 20 and reinforcing rib structure 30 are structure as a whole with spoke ontology 10, and are formed by drop stamping technique.
Spoke provided by the present application is made by way of heat stamping and shaping, and spoke provided by the present application 2 is by Steel material system
At, spoke material 100% can be made to be converted into martensite by the way of drop stamping, due to martensite intensity with higher,
To enable spoke 2 to obtain very high intensity while not increasing weight.Spoke 2 provided by the present application passes through setting boss
20 and reinforcing rib structure 30, so that the intensity of spoke 2 is met load-carrying and installation requirement.
As shown in Figure 3 and Figure 4, spoke ontology 10 includes support ring flat-plate 11 and end plate 12, and end plate 12 and support ring flat-plate 11 connect
The inner circumferential side of support ring flat-plate 11 is connect and is located at, axis hole 121 and each bolt hole 122 are provided on end plate 12.In this way, spoke 2 is logical
It crosses support ring flat-plate 11 to be fixedly connected with wheel rim 1, forms wheel, wheel passes through the wheel hub of axis hole 121 and each bolt hole 122 and vehicle
Connection, wheel hub is connect with the axle of vehicle again, to drive vehicle wheel rotation by axle.
As shown in Figure 3 and Figure 4, support ring flat-plate 11 surrounds cone cylinder structure, and the internal diameter of cone cylinder structure is along the side far from end plate 12
To being gradually increased, and multiple circumferentially spaced heat release holes 111 around support ring flat-plate 11 are offered in cone cylinder structure.Support ring
Plate 11 surrounds cone cylinder structure, and end plate 12 is arranged relative to the bigger diameter end of support ring flat-plate 11 close to the miner diameter end of support ring flat-plate 11, end
The axle of evacuation vehicle and the avoiding space of wheel hub are formed between plate 12 and the inner wall of cone cylinder structure.In addition, since vehicle exists
During braking model, high temperature can be generated on brake apparatus, tyre temperature is caused to increase, accelerate tire aging, or even can also draw
It plays tyre catching fire or the serious accident such as blow out occurs, therefore, by opening up multiple heat release holes 111, energy on support ring flat-plate 11
It is enough to utilize the wind for flowing through heat release hole 111, cool down to tire, to promote the service life of tire, promotes the use of vehicle
Safety.
As shown in Figure 3 and Figure 4, boss 20 protrude from end plate 12 axial external surface setting, and two neighboring boss 20 it
Between be connected with a reinforcing rib structure 30.In this way, boss 20 protrudes from the axial external surface setting of end plate 12, that is to say, that
After wheel is assemblied on vehicle, boss 20 protrudes setting towards the direction away from vehicle center, is conducive to worker on end plate 12
The operation such as bolt is installed, by being connected with reinforcing rib structure 30 between two neighboring boss 20, further promotes spoke 2
Intensity.
Optionally, boss 20 can also protrude from the axially inner face setting of end plate 12, or inside in the axis of end plate 12
A boss 20 is respectively provided on surface and outer surface.
As shown in Figure 3 and Figure 4, spoke ontology 10 further includes enclosing muscle structure 13, encloses the setting of muscle structure 13 in support ring flat-plate 11
With the junction of end plate 12, and towards the side of boss 20 protrude be arranged, end plate 12 by enclose muscle structure 13 and support ring flat-plate 11
Connection.In this way, end plate 12 is connect by enclosing muscle structure 13 with support ring flat-plate 11, it is able to ascend between end plate 12 and support ring flat-plate 11
Connective stability, further promoted spoke ontology 10 intensity.
As shown in figures 1 and 3, enclosing muscle structure 13 is one, and this encloses muscle structure 13 and is cylindrical in shape, and increases and encloses muscle structure 13
With end plate 12 and support ring flat-plate 11 between contact area, thus guarantee end plate 12 and support ring flat-plate 11 between stable connection
Property.
Optionally, multiple gap structures are set at tubular interval of enclosing in muscle structure 13, thus guarantee end plate 12 with
While being stably connected between support ring flat-plate 11, mitigate the weight of spoke 2.
In the embodiment not shown of the application one, it is spaced multiple for enclosing muscle structure 13, and respectively encloses muscle structure 13 and be
Segmental arc reduces the consumptive material for enclosing muscle structure 13 while guaranteeing to be stably connected between end plate 12 and support ring flat-plate 11, mitigates wheel
The weight of spoke 2 reduces the economic cost of spoke 2.
Optionally, the protrusion height for enclosing muscle structure 13 is less than or equal to the protrusion height of boss 20 and reinforcing rib structure 30,
In this way, can guarantee that the surface of the boss 20 of two wheels can be bonded, to increase in the case where needing to install dual wheels
The contact area of two wheels guarantees mounting stability when installation dual wheels.
In the specific embodiment shown in Fig. 3 and Fig. 4, boss 20 is identical with the protrusion height of reinforcing rib structure 30, encloses muscle
The protrusion height of structure 13 is equal to the protrusion height of boss 20.In the case where needing to install dual wheels, the boss of two wheels
20, it reinforcing rib structure 30 and encloses the surface of muscle structure 13 and can be bonded, further ensure that peace when installation dual wheels
Fill stability.
In the embodiment not shown of the application one, the protrusion height for enclosing muscle structure 13 is greater than boss 20 and reinforcing rib structure 30
Protrusion height, that is to say, that avoid boss 20 and reinforcing rib structure 30 from protruding and enclose muscle structure 13, in this way, can not only be promoted
The aesthetic appearance of spoke, additionally it is possible to guarantee that spoke 2 is being carried in use process, boss 20 and reinforcing rib structure 30 are not easy to be ground
Damage and collision are impaired, to further improve the service life of spoke 2.
As shown in Figure 3 and Figure 4, in a ring, the inner hole of boss 20 in a ring forms bolt hole 122, and boss to boss 20
20 upper surface 21 is plane, and the outer diameter of boss 20 is gradually increased along the direction far from upper surface 21.In this way, boss 20 is upper
Surface 21 is plane, is easily installed bolt, and upper surface is that plane is also convenient for increasing the contact area of boss 20 and bolt, is protected
It can be stably connected between card bolt and spoke 2.In addition, the outer diameter of boss 20 is gradually increased along the direction far from upper surface 21,
The boss 20 of this spline structure has preferable intensity, punch forming is also helped, convenient for moving back mould.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing
The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
In attached drawing afterwards do not need that it is further discussed.
In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality
Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because
This should not be understood as the limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component itself
Wide is inside and outside.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of utility model protection range.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of spoke characterized by comprising
Spoke ontology (10) offers axis hole (121) and multiple bolts hole (122) on the spoke ontology (10), wherein multiple
Bolt hole (122) being provided at circumferentially spaced around the axis hole (121)；
Multiple boss (20), multiple boss (20) are arranged on the spoke ontology (10), and are arranged in correspondingly
The peripheral side of multiple bolts hole (122).
2. spoke according to claim 1, which is characterized in that the spoke further include:
At least one reinforcing rib structure (30), the reinforcing rib structure (30) are arranged on the spoke ontology (10), and with institute
State the setting of bolt hole (122) interval.
3. spoke according to claim 2, which is characterized in that the boss (20) and the reinforcing rib structure (30) and institute
It states spoke ontology (10) to be structure as a whole, and is formed by drop stamping technique.
4. spoke according to claim 2 or 3, which is characterized in that the spoke ontology (10) includes:
It supports ring flat-plate (11)；
End plate (12), the end plate (12) connect with support ring flat-plate (11) and are located at the inner circumferential of support ring flat-plate (11)
Side, the axis hole (121) and each bolt hole (122) are provided on the end plate (12).
5. spoke according to claim 4, which is characterized in that the support ring flat-plate (11) surrounds cone cylinder structure, the cone
The internal diameter of barrel structure is gradually increased along the direction far from the end plate (12), and is offered in the cone cylinder structure multiple around described
Support the circumferentially spaced heat release hole (111) of ring flat-plate (11).
6. spoke according to claim 5, which is characterized in that the boss (20) protrudes from the axial direction of the end plate (12)
Outer surface setting, and the reinforcing rib structure (30) is connected between the two neighboring boss (20).
7. spoke according to claim 4, which is characterized in that the spoke ontology (10) further includes enclosing muscle structure (13),
It is described to enclose muscle structure (13) setting in the junction of support ring flat-plate (11) and the end plate (12), and towards the boss
(20) setting is protruded in side, and the end plate (12) is enclosed muscle structure (13) described in and connect with the support ring flat-plate (11).
8. spoke according to claim 7, which is characterized in that the boss (20) and the reinforcing rib structure (30) it is convex
Height is identical out, and the protrusion height for enclosing muscle structure (13) is less than or equal to the boss (20) and the reinforcing rib structure
(30) protrusion height.
9. spoke according to claim 2, which is characterized in that the boss (20) in a ring, the boss in a ring
(20) inner hole is formed the bolt hole (122), and the upper surface (21) of the boss (20) is plane, and the boss (20)
Outer diameter be gradually increased along far from the direction of the upper surface (21).
10. a kind of wheel characterized by comprising
Wheel rim (1)；
Spoke (2), the spoke (2) connect with the wheel rim (1), and are located at the axial one end of the wheel rim (1), the wheel
Spoke (2) spoke as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821335898.8U CN209141799U (en) | 2018-08-17 | 2018-08-17 | Spoke and wheel with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821335898.8U CN209141799U (en) | 2018-08-17 | 2018-08-17 | Spoke and wheel with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209141799U true CN209141799U (en) | 2019-07-23 |
Family
ID=67266266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821335898.8U Active CN209141799U (en) | 2018-08-17 | 2018-08-17 | Spoke and wheel with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209141799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112277523A (en) * | 2020-09-22 | 2021-01-29 | 东风汽车底盘***有限公司 | Spoke and manufacturing method |
-
2018
- 2018-08-17 CN CN201821335898.8U patent/CN209141799U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112277523A (en) * | 2020-09-22 | 2021-01-29 | 东风汽车底盘***有限公司 | Spoke and manufacturing method |
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