CN209738686U

CN209738686U - Light automobile aluminum wheel structure

Info

Publication number: CN209738686U
Application number: CN201920335879.3U
Authority: CN
Inventors: 李萍; 孔祥建
Original assignee: Jiangsu Kaite Automobile Parts Co Ltd
Current assignee: Jiangsu Kaite Automobile Parts Co Ltd
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2019-12-06
Anticipated expiration: 2029-03-18

Abstract

The utility model discloses a light automobile aluminum wheel structure, including spoke and rim, the rim includes rim, interior rim and outer rim, the rim is located outer rim both ends, and interior rim is located the inboard of outer rim, is located the interior rim below be equipped with the rivet platform on the outer rim, be equipped with the rivet mounting hole on the rivet platform, the size of the width h of rivet platform is 12 ~ 18mm, rim degree of depth L is 10 ~ 15 mm; the inner rim is provided with a plurality of grooves in the opening. The utility model discloses avoid the product surface appearance shrinkage cavity and loose phenomenon, alleviateed the weight of product, improve whole car performance.

Description

light automobile aluminum wheel structure

Technical Field

the utility model relates to an automobile aluminum alloy wheel makes the field, especially relates to a light automobile aluminum wheel structure.

Background

Compared with steel wheels, aluminum alloy wheels have the advantages of light weight, quick heat dissipation, good comfort, elegant appearance and the like, so that the aluminum alloy wheels are rapidly developed since the sixties of the last century, and the annual production of the aluminum alloy wheels in the world is more than 4 hundred million. As the most important safety member in the running of a vehicle, an aluminum wheel is subjected to various stresses during vertical load, lateral driving, and running of the vehicle, and thus, the toughness thereof is highly required. Firstly, people pay most attention to safety of wheels, and along with development of energy conservation and environmental protection and personalized consumption trend of automobile parts in recent years, people have higher and higher requirements on light weight and attractiveness of the wheels, and the wheel models are more and more complex, particularly, aluminum wheels with deep Lip (rim depth), wide rivet platforms and rivet platforms become hot spots of the international procurement market since 2012, the wheel type aluminum wheels not only increase the consumption of aluminum due to the fact that the rim area is wide and deep, but also make mold filling in the wheel type aluminum wheels more difficult, and therefore a more reasonable rim structure needs to be designed for the aluminum wheels with the deep Lip (rim depth), the wide rivet platforms and the rivet platforms. In addition, because the aluminum wheel is made of metal materials, when metal powder is adhered to the surface of the aluminum wheel, rust spots are easily caused, the service life of the wheel is seriously influenced, and therefore the metal powder on the wheel needs to be timely removed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the aluminium wheel characteristics under the dark Lip that are popular at present, wide rivet platform, provide one kind and can improve the regional casting defect of rim and more lightweight aluminium wheel structure simultaneously.

The utility model provides a technical scheme that its technical problem adopted is: a light automobile aluminum wheel structure comprises a spoke and a rim, wherein the rim comprises a rim, an inner rim and an outer rim, the rim is located at two ends of the outer rim, the inner rim is located on the inner side of the outer rim, a rivet platform is arranged on the outer rim below the inner rim, a rivet mounting hole is formed in the rivet platform, the width h of the rivet platform is 12-18mm, and the depth L of the rim is 10-15 mm; the inner rim is provided with a plurality of grooves in the opening.

By simulating the impact and bending fatigue tests of an aluminum wheel, it was found that the inner rim of the wheel was subjected to very little impact and bending stress, and that a rivet platform was machined from an aluminum wheel having a width of 12-18mm and a Lip depth of 10-15mm, and that a region of 20 x 50 x 20mm-50 x 90mm was cut from the inner rim to form a groove, the cut region being characterized as a 17-34 inch diameter wheel. Meanwhile, the cooling rate is increased in the casting process for preventing the casting defect of the machining area from occurring, so that the area is guaranteed not to be shrunk and loosened after being machined, the finally formed wheel structure reduces the weight of a product, and the casting defect is avoided.

Further, the grooves are circumferentially arranged by taking the central shaft of the spoke as a center, and the size of the grooves is as follows: c is 20-30 mm, d is 50-90 mm, and e is 20-30 mm.

preferably, the width h of the rivet platform is 16-18 mm, and the rim depth L is 12-15 mm.

Preferably, the size of the groove is: c is 20-30 mm, d is 60-90 mm, and e is 20-30 mm.

Furthermore, a magnet is fixed in each groove, the magnet is in an arc shape coaxial with the spoke, and a collecting device is fixed at the tail end of the magnet.

Furthermore, the magnet is an electromagnet, the electromagnet is electrically connected with an external power supply, and the collecting device is a container communicated with the magnet.

Further, the collecting device comprises a container with an open top and a negative pressure device arranged inside the container, and the negative pressure device can adsorb metal scraps on the magnet.

Furthermore, the negative pressure device is a suction pump, the suction end of the suction pump is connected with a negative pressure pipe, and the negative pressure pipe is communicated with the container.

The utility model has the advantages that:

(1) Light car aluminium wheel structure, add man-hour and will go up the regional certain regional a plurality of recesses of formation of excision of rim in the wheel simultaneously when carrying out aluminium wheel, accelerated the cooling rate of casting processing on the one hand, avoid the product surface shrinkage cavity and loose phenomenon to appear, on the other hand has alleviateed the weight of product, improves whole car performance.

(2) Light car aluminium wheel structure, be provided with magnet in the more concealed recess of structure for adsorb and glue the metal fillings on interior rim, effectively prevent interior rim and rust, improve the life of rim.

drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of an embodiment of the aluminum wheel structure of the light automobile according to the present invention;

fig. 2 is a front view of an embodiment of the aluminum wheel structure of the light weight automobile according to the present invention;

Fig. 3 is a schematic structural diagram of embodiment 1 of the aluminum wheel structure of the light automobile according to the present invention;

Fig. 4 is a schematic structural diagram of embodiment 2 of the aluminum wheel structure of the light automobile according to the present invention;

In the figure, 1, a spoke, 2, a rim, 2-1, a rim, 2-2, an outer rim, 2-3, an inner rim, 2-4, a rivet platform, 2-5, a groove, 3, a magnet, 4, a container, 5 and a negative pressure device.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the present invention, "inwardly" means close to the direction of the center of the spoke 1, "outwardly" means away from the direction of the center of the spoke 1.

As shown in fig. 1-4, a light automobile aluminum wheel structure comprises a spoke 1 and a rim 2, wherein the rim 2 comprises a rim 2-1, an inner rim 2-3 and an outer rim 2-2, the rim 2-1 is positioned at two ends of the outer rim 2-2, the inner rim 2-3 is positioned at the inner side of the outer rim 2-2, a rivet platform is arranged on the outer rim 2-2 below the inner rim 2-3, a rivet mounting hole is arranged on the rivet platform 2-4, the width h of the rivet platform 2-4 is 12-18mm, and the depth L of the rim 2-1 is 10-15 mm; the inner rim 2-3 is provided with a plurality of grooves 2-5 in the opening.

Because the rivet platform 2-4 is arranged below (as shown in figure 1, the rivet platform 2-4 is arranged below the inner rim 2-1), the width h of the rivet platform 2-4 is wider, and the Lip depth is larger, namely the depth of the rim 2-1 of the outer rim 2-1 is larger, the inner rim 2-3 of the wheel is less stressed by impact and bending stress, and a certain area can be cut off in the area of the inner rim 2-3 when the aluminum wheel is processed.

Example 1, as shown in fig. 1 to 3, a lightweight aluminum wheel structure for an automobile is an improvement of an aluminum wheel with a size of 535-2085, and includes a spoke 1 and a rim 2, where the rim 2 includes a rim 2-1, an inner rim 2-3 and an outer rim 2-2, the rim 2-1 is located at two ends of the outer rim 2-2, the inner rim 2-3 is located inside the outer rim 2-2, a rivet platform is arranged on the outer rim 2-2 below the inner rim 2-3, a rivet mounting hole is arranged on the rivet platform 2-4, a width h of the rivet platform 2-4 is 16mm, and a depth L of the rim 2-1 is 12 mm. Because the width h of the wheel rivet platform 2-4 is 16mm, and the depth L of the Lip position is 12mm, the thickness and the volume of the inner rim 2-3 area are increased, and the aluminum consumption is increased, and the castability is influenced. According to stress analysis, the inner rim 2-3 area is a region with small stress, so that a shadow area consisting of the spoke 1, the inner rim 2-3, the outer rim 2-2 and the rivet platform 2-4 can be processed, namely the inner rim 2-3 is provided with a plurality of grooves 2-5 with inward openings, and the grooves 2-5 area can be cut off simultaneously when the inner rim 2-3 is processed. The area c d e of the groove 2-5 is 30 x 60 x 30mm (left shaded area in figure 1 and blank area between adjacent shadings in figure 3), and the cooling rate should be increased in the casting process in order to ensure that the casting defect occurs in the processing area, so that the inner rim 2-3 is designed to reduce the weight of the product and avoid the casting defect.

Embodiment 2, a light automobile aluminum wheel structure, including spoke 1 and rim 2, rim 2 includes rim 2-1, interior rim 2-3 and outer rim 2-2, rim 2-1 is located outer rim 2-2 both ends, and interior rim 2-3 is located the inboard of outer rim 2-2, is equipped with the rivet platform on outer rim 2-2 that is located the below of interior rim 2-3, is equipped with the rivet mounting hole on the rivet platform 2-4, and the width h of rivet platform 2-4 is 16mm, and rim 2-1 degree of depth L is 12 mm. The inner wheel rim 2-3 is provided with a plurality of grooves 2-5 in the openings, and the grooves 2-5 are circumferentially arranged by taking the central shaft of the spoke 1 as the center.

Because the inner rim 2-3 is provided with the groove 2-5, the cleaning is not easy, metal chips are not easy to find when adhered to the inner rim, rust spots are easy to form in the groove 2-5, the rim 2 is easy to corrode for a long time, and the service life of the wheel is shortened, therefore, the cleaning structure of the metal chips is added on the basis of the embodiment 1, in particular, as shown in figure 4, on the basis of the embodiment 1, the magnet 3 is fixed in the groove 2-5, the magnet 3 is used for adsorbing metal scraps, the magnet 3 is in an arc shape coaxial with the spoke 1, the tail end of the magnet 3 is fixed with a collecting device, the moving direction of the metal scraps is consistent with the shape of the magnet 3, the metal scraps can enter the collecting device along the magnet 3, therefore, metal chips on the inner rim 2-1 can be adsorbed in time, and the metal chips are prevented from being accumulated to cause corrosion of the inner rim 2-1. The magnet 3 is welded to the side wall of the inner rim 2-3 in the groove 2-5.

When magnet 3 is electro-magnet 3, collection device is for the communicating container 4 with magnet 3, and electro-magnet 3 is connected with external power supply electricity, and the external power supply of here is the car from the storage battery of taking, has the switch on the connecting circuit of electro-magnet 3 and power, and electro-magnet 3 circular telegram when the switch is opened adsorbs the metal fillings, and when the switch was closed, the metal fillings dropped off from electro-magnet 3 and got into collection device.

When magnet 3 is ordinary magnet 3, collection device includes open-top's container 4 and locates the inside negative pressure device 5 of container 4, and negative pressure device 5 can adsorb the metal fillings on the magnet 3, and negative pressure device 5 is prior art, all has extensive application in fields such as medical instrument and dust catcher, like the utility model patent application of negative pressure device 5 that patent number is CN201820446237.6, the name is "a dust catcher", negative pressure device 5 is the suction pump, and the suction pump suction end is connected with the negative pressure house steward, and the negative pressure house steward is through stretching into the negative pressure hose UNICOM in each tube-shape support. The negative pressure device 5 can also be a suction pump in the embodiment, the suction end of the suction pump is connected with a negative pressure pipe, the negative pressure pipe extends into the container 4 to extract air in the container 4, metal chips on the magnet 3 are scattered along with the rotation of the wheels when being too much, and the metal chips cannot move continuously when reaching the vacuum container 4, so that the metal chips stay in the container 4 and the purpose of collecting the metal chips is achieved.

Light car aluminium wheel structure for the cooling rate of casting processing has avoided the product surface shrinkage cavity and loose phenomenon to appear, has alleviateed the weight of product, improves whole car performance, can also effectively prevent interior rim 2-1 and rust, improves rim 2's life.

In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a light car aluminium wheel structure which characterized in that: the wheel disc comprises a spoke (1) and a rim (2), wherein the rim (2) comprises a wheel rim (2-1), an inner rim (2-3) and an outer rim (2-2), the wheel rim (2-1) is located at two ends of the outer rim (2-2), the inner rim (2-3) is located on the inner side of the outer rim (2-2), a rivet platform (2-4) is arranged on the outer rim (2-2) below the inner rim (2-3), a rivet mounting hole is formed in the rivet platform (2-4), the width h of the rivet platform (2-4) is 12-18mm, and the depth L of the wheel rim (2-1) is 10-15 mm; the inner wheel rim (2-3) is provided with a plurality of grooves (2-5) in the opening.

2. The aluminum wheel structure for light-weight automobiles according to claim 1, characterized in that: the grooves (2-5) are circumferentially arranged by taking the central shaft of the spoke (1) as a center, and the sizes of the grooves (2-5) are as follows: c is 20-30 mm, d is 50-90 mm, and e is 20-30 mm.

3. The aluminum wheel structure for light-weight automobile according to claim 2, wherein: the width h of the rivet platform (2-4) is 16-18 mm, and the depth L of the wheel rim (2-1) is 12-15 mm.

4. The aluminum wheel structure for light-weight automobile according to claim 3, wherein: the size of the groove (2-5) is as follows: c is 20-30 mm, d is 60-90 mm, and e is 20-30 mm.

5. The aluminum wheel structure for light-weight automobiles according to claim 1, characterized in that: a magnet (3) is fixed in each groove (2-5), the magnet (3) is in an arc shape coaxial with the spoke (1), and a collecting device is fixed at the tail end of the magnet (3).

6. The aluminum wheel structure for light-weight automobile according to claim 5, wherein: the magnet (3) is an electromagnet (3), the electromagnet (3) is electrically connected with an external power supply, and the collecting device is a container (4) communicated with the magnet (3).

7. The aluminum wheel structure for light-weight automobile according to claim 5, wherein: the collecting device comprises a container (4) with an opening at the top and a negative pressure device (5) arranged inside the container (4), and the negative pressure device (5) can adsorb metal scraps on the magnet (3).

8. The aluminum wheel structure for light-weight automobile according to claim 7, wherein: the negative pressure device (5) is a suction pump, the suction end of the suction pump is connected with a negative pressure pipe, and the negative pressure pipe is communicated with the container (4).