Automobile wheel cover assembly with reinforcing structure

Abstract

The utility model relates to the field of automobile wheel covers, in particular to an automobile wheel cover assembly with a reinforced structure, which comprises an outer wheel cover. And the inner wall of the outer wheel cover is fixedly connected with an inner wheel cover. The round corners at the first round corner, the second round corner, the third round corner and the fourth round corner are enlarged, so that the resistance coefficient of the die is reduced, the defects of cracking, dark cracking and the like are improved, meanwhile, the scheme is convenient, the rectification time is short, the improvement effect is good, the stable product quality and the stable manufacturing process are ensured, the service life of a vehicle is prolonged, and the production cost is reduced. Generally, a flange fillet affects the accuracy of the size of the flange to a certain extent, the result can be intuitively found in a high-strength plate or a simply flanged product, after the operation of increasing the fillet, the product is measured to find that the size of the flange of the product exceeds the tolerance size, and after the die is rectified and modified, the size of the flange of the product is reduced to a certain extent. Products are subjected to production verification, and the problems of cracking, dark cracking, poor size and the like are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of automobile wheel cover, concretely relates to automobile wheel cover assembly with reinforcing structure. BACKGROUND

[0002] In the stamping field, generally according to the product difficulty degree, it is divided into A, B, C, D four grades, A type piece is generally outer plate piece, namely the appearance piece of car body, the component that can directly touch or vision;B type piece is generally the component that the product material quality is more special or the product material quality is more special;C type piece is the simple component of modeling;D type piece is simple bending forming type spare, B type piece product development difficulty is big, and debugging period is long, and automobile wheel cover belongs to B type piece, and the modeling is relatively complex, and the strength is limited, and it is easy to break.

[0003] At present, the wheel cover spare part is in an unsatisfactory state for a long time due to the modeling characteristics of the wheel cover spare part, and the nonconforming quality is mainly dark crack, which is difficult to identify in actual production, and the nonconforming quality in the bench test evolves into cracking, which leads to the fact that the overall safety of the total assembly does not meet the requirements, resulting in the fact that the parts are scrapped, and the production cost and the scrap rate are greatly increased.

[0004] Therefore, the automobile wheel cover assembly with reinforcing structure is proposed, which can improve the productivity, the pass rate and the stability of the product in the actual production process, reduce the cracking risk of the wheel cover assembly bench test, and prolong the service life of the whole vehicle. CONTENT OF THE UTILITY MODEL

[0005] In order to overcome the problems that the existing automobile wheel cover assembly cannot reduce the cracking risk of the wheel cover assembly bench test, and is difficult to prolong the service life of the whole vehicle when in use, improve the productivity, the pass rate and the stability of the product in the actual production process.

[0006] The technical scheme of the utility model is as follows: the automobile wheel cover assembly with reinforcing structure comprises an outer wheel cover;The inner wall of the outer wheel cover is fixedly connected with an inner wheel cover, one side of the outer wheel cover is provided with a first reinforcing mechanism and a second reinforcing mechanism for reinforcing the outer wheel cover, the inner wheel cover is arc-shaped, the outer side of the end of the inner wheel cover away from the outer wheel cover is sequentially provided with a second fillet, a third fillet and a fourth fillet along the center of the inner wheel cover from near to far;The outer side of the other end of the inner wheel cover away from the outer wheel cover is provided with a first fillet at the intersection with the outer wheel cover, the radius of the second fillet is fifteen centimeters, the radius of the third fillet is twenty to twenty-five centimeters, the radius of the fourth fillet is twenty-five centimeters, and the radius of the first fillet is fifteen to twenty-five centimeters.

[0007] Preferably, in use, the existing wheel cover part is prone to crack due to the fact that the first fillet, the second fillet, the third fillet and the fourth fillet are too small, the product flow resistance coefficient is large, the material cannot flow in, the material drawing depth exceeds the material elongation, the product appears "necking", that is, dark crack, once the fluctuation occurs, the product will change from dark crack to crack, the present scheme increases the die fillet, increases the fillet at the first fillet, the second fillet, the third fillet and the fourth fillet, thereby reducing the die resistance coefficient, improving the cracking, dark cracking and other defects, and the scheme is convenient, the improvement time is short, the improvement effect is good, the product quality is stable, the manufacturing process is stable, the service life of the vehicle is prolonged, the cracking in the bench test process is prevented, usually, the fillet of the flange will affect the accuracy of the flange size to some extent, which can be directly observed in high-strength plate or simple flanging products, after the operation of increasing the fillet, the product is measured, it is found that the product flange size exceeds the tolerance size, after the above modification of the die, the product is produced and verified, no cracking, dark cracking, size defects and other problems are found, which proves the feasibility and stability of the scheme, solves the problems that the existing automobile wheel cover assembly cannot reduce the cracking risk of the wheel cover assembly bench test in use, cannot improve the productivity, the qualified rate and the stability of the product in the actual production process, and cannot prolong the service life of the whole vehicle.

[0008] Preferably, the first reinforcing mechanism comprises a first reinforcing plate, a first screw hole and a first rubber strip; the first reinforcing plate is fixedly connected to one side of the outer wheel cover, two first screw holes are formed through one side of the first reinforcing plate, and a plurality of first rubber strips are fixedly connected to one side of the first reinforcing plate.

[0009] Preferably, the lengths and thicknesses of the plurality of first rubber strips are equal, and the thickness of each first rubber strip is two millimeters.

[0010] Preferably, the material of the outer wheel cover is aluminum alloy.

[0011] Preferably, the material of the inner wheel cover is glass fiber.

[0012] Preferably, the second reinforcing mechanism comprises a second reinforcing plate, a second screw hole and a third rubber strip; the second reinforcing plate is fixedly connected to one side of the outer wheel cover, the second screw hole is formed through one side of the second reinforcing plate, and a plurality of third rubber strips are fixedly connected to one side of the second reinforcing plate.

[0013] Preferably, the lengths of the plurality of third rubber strips are different, and the thicknesses of the plurality of third rubber strips are all two millimeters.

[0014] The utility model discloses a beneficial effect: because the existing wheel cover part is easy to draw and crack, the reason is because the fillet of first fillet, second fillet, third fillet and fourth fillet is too small, product flow resistance coefficient is big, material cannot flow into and lead to material drawing depth exceeds material elongation, make product appear " neck shrinkage " that is dark crack, once appear fluctuation, product will change into cracking from dark crack, the scheme will the die fillet increase, through the fillet of first fillet, second fillet, third fillet and fourth fillet is increased to reduce die resistance coefficient, reach the improvement cracking, dark crack and other badness occurs, while this scheme is convenient, rectification time is short, and the improvement effect is good, guarantees product quality stability, manufacturing process is stable, prolongs the service life of vehicle, prevents cracking in the process of bench test, usually, flange fillet can influence flange size accuracy to some extent, can be very intuitive in high-strength plate or simple flanging product, after the operation of the increased fillet, measure the product, find that the product flange size exceeds the tolerance size, after the above rectification of the die, the product is produced and verified, and no cracking, dark crack, size defect and other problems are found, which proves the feasibility and stability of the scheme, solves the problem that the existing automobile wheel cover assembly cannot reduce the cracking risk of wheel cover assembly bench test when in use, improves the productivity, qualification rate and stability of the product in the actual production process, and prolongs the service life of the whole vehicle. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure is shown.

[0016] Figure 2 The utility model discloses a three -dimensional structure schematic diagram of the outer wheel cover of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the outer wheel cover of the automobile wheel cover assembly with reinforcing structure is shown.

[0017] Figure 3 The utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure is shown. Figure 2 The utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure is shown.

[0018] Figure 4 The utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure is shown. Figure 2 The utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the automobile wheel cover assembly with reinforcing structure is shown.

[0019] Figure 5 The utility model discloses a three -dimensional structure schematic diagram of the inner wheel cover of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the inner wheel cover of the automobile wheel cover assembly with reinforcing structure is shown.

[0020] Figure 6 The utility model discloses a three -dimensional structure schematic diagram of the first reinforcing mechanism and the second reinforcing mechanism of the automobile wheel cover assembly with reinforcing structure of the utility model discloses a three -dimensional structure schematic diagram of the first reinforcing mechanism and the second reinforcing mechanism of the automobile wheel cover assembly with reinforcing structure is shown.

[0021] The labels in the drawings are: 1, outer wheel cover; 2, inner wheel cover; 3, first reinforcing mechanism; 301, first reinforcing plate; 302, first screw hole; 303, first rubber strip; 4, second reinforcing mechanism; 401, second reinforcing plate; 402, second screw hole; 403, third rubber strip; 5, first fillet; 6, second fillet; 7, third fillet; 8, fourth fillet. DETAILED DESCRIPTION

[0022] The utility model is further explained below in combination with the drawings and examples.

[0023] Please refer to Figures 1-6 The utility model provides an embodiment: automobile wheel cover assembly with reinforcing structure, including outer wheel cover 1, the inner wall of outer wheel cover 1 is fixedly connected with inner wheel cover 2, one side of outer wheel cover 1 is equipped with first reinforcing mechanism 3 and second reinforcing mechanism 4 for reinforcing outer wheel cover 1, inner wheel cover 2 is arc-shaped, the outer side of the end of inner wheel cover 2 away from outer wheel cover 1 is sequentially equipped with second fillet 6, third fillet 7 and fourth fillet 8 along the center of inner wheel cover 2 from near to far, the outer side of the other end of inner wheel cover 2 away from outer wheel cover 1 is equipped with first fillet 5 with the intersection of outer wheel cover 1, the radius of second fillet 6 is fifteen centimeters, the radius of third fillet 7 is twenty centimeters to twenty five centimeters, the radius of fourth fillet 8 is twenty five centimeters, the radius of first fillet 5 is fifteen centimeters to twenty five centimeters.

[0024] When using, because the existing wheel cover parts are easy to crack, the reason is because the fillets at first fillet 5, second fillet 6, third fillet 7 and fourth fillet 8 are too small, the product flow resistance coefficient is big, the material cannot flow into, makes the material deep-drawing depth exceed the material elongation, makes the product appear "necking", namely dark crack, once appearing fluctuation, the product will change from dark crack to crack, the scheme increases the die fillet, as shown in the figure, increases the fillets at first fillet 5, second fillet 6, third fillet 7 and fourth fillet 8, thereby reduces the die resistance coefficient, reaches the improvement crack, dark crack and other badness, simultaneously this scheme is convenient, rectification time is short, improvement effect is good, guarantees product quality stability, manufacturing process is stable, prolongs the service life of vehicle, prevents cracking in the process of bench test, usually, the fillet of flange can influence the precision of flange size to some extent, can be very intuitive in high-strength plate or simple flanging product, after the operation of increasing the fillet, measures the product, finds that the flange size of product exceeds the tolerance size, after the above rectification of die, the product is produced and verified, and no crack, dark crack, size defect and other problems are found, which proves the feasibility and stability of the scheme, solves the problems that the existing automobile wheel cover assembly cannot reduce the cracking risk of wheel cover assembly bench test, cannot prolong the service life of whole vehicle when using, improves the productivity, qualification rate and stability of product in actual production process.

[0025] Please refer to Figure 1And Figure 6 In the embodiment, the first reinforcing mechanism 3 comprises a first reinforcing plate 301, a first screw hole 302 and a first rubber strip 303; the first reinforcing plate 301 is fixed to one side of the outer wheel cover 1, two first screw holes 302 are formed through one side of the first reinforcing plate 301, and a plurality of first rubber strips 303 are fixed to one side of the first reinforcing plate 301; the first reinforcing plate 301 is fixed to the vehicle body by the bolts passing through the first screw holes 302, so that the stability of the installation of the outer wheel cover 1 is improved.

[0026] Please refer to Figure 1 And Figure 6 In the embodiment, the lengths and thicknesses of the plurality of first rubber strips 303 are equal, and the thickness of the first rubber strip 303 is two millimeters; the first rubber strip 303 is arranged to improve the stability of the installation of the first reinforcing plate 301 on the vehicle body.

[0027] Please refer to Figure 1 And Figure 6 In the embodiment, the material of the outer wheel cover 1 is aluminum alloy, so that the hardness and strength of the outer wheel cover 1 are improved.

[0028] Please refer to Figure 1 And 2 In the embodiment, the material of the inner wheel cover 2 is glass fiber, so that the inner wheel cover 2 has good wear resistance, toughness and corrosion resistance.

[0029] Please refer to Figure 1 And 2 In the embodiment, the second reinforcing mechanism 4 comprises a second reinforcing plate 401, a second screw hole 402 and a third rubber strip 403; the second reinforcing plate 401 is fixed to one side of the outer wheel cover 1, the second screw hole 402 is formed through one side of the second reinforcing plate 401, and a plurality of third rubber strips 403 are fixed to one side of the second reinforcing plate 401; the second reinforcing plate 401 is installed on the vehicle body by the bolts passing through the second screw hole 402, so that the second reinforcing plate 401 is installed on the vehicle body and the stable installation of the second reinforcing plate 401 is facilitated.

[0030] Please refer to Figure 1 And 2 In the embodiment, the lengths of the plurality of third rubber strips 403 are different, and the thicknesses of the plurality of third rubber strips 403 are all two millimeters; the third rubber strip 403 is arranged to improve the stability of the installation of the second reinforcing plate 401 on the vehicle body.

[0031] Working principle: first, the bolts are fixed to the vehicle body by passing through the first screw hole 302; the first rubber strip 303 is arranged to improve the stability of the installation of the first reinforcing plate 301 on the vehicle body.

[0032] Then, the bolt is installed on the vehicle body through the second screw hole 402, the second reinforcing plate 401 can be installed on the vehicle body, the stable installation of the second reinforcing plate 401 is facilitated, and the stability of the second reinforcing plate 401 installed on the vehicle body can be improved through the third rubber strip 403;

[0033] Since the existing wheel cover part is prone to cracking, the reason is that the round corners at the first round corner 5, the second round corner 6, the third round corner 7 and the fourth round corner 8 are too small, the product flow resistance coefficient is large, the material cannot flow in, the material drawing depth exceeds the material elongation, the product appears "necking", that is, a dark crack, once fluctuation occurs, the product will change from a dark crack to a crack, the concave die round corner is increased in the scheme, as shown in the drawing, the round corners at the first round corner 5, the second round corner 6, the third round corner 7 and the fourth round corner 8 are increased, thereby reducing the mold resistance coefficient, improving cracking, dark cracking and other defects, and the scheme is convenient, the rectification time is short, the improvement effect is good, the product quality is stable, the manufacturing process is stable, the service life of the vehicle is prolonged, and cracking during the bench test is prevented. Generally, the round corner of the flange will affect the accuracy of the flange size to some extent, which can be found directly in high-strength plate or simple flanging products. After the round corner is increased, the product is measured, and it is found that the product flange size exceeds the tolerance size. After the above mold is rectified, the product is produced and verified, and no cracking, dark cracking, size defects and other problems are found, which proves the feasibility and stability of the scheme.

[0034] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the purpose of the utility model.

Claims

1. An automobile wheel cover assembly with a reinforcing structure, comprising an outer wheel cover (1); characterized in that: The inner wall of the outer wheel cover (1) is fixedly connected with an inner wheel cover (2), one side of the outer wheel cover (1) is provided with a first reinforcing mechanism (3) and a second reinforcing mechanism (4) for reinforcing the outer wheel cover (1), the inner wheel cover (2) is arc-shaped, the outer side of one end of the inner wheel cover (2) away from the outer wheel cover (1) is sequentially provided with a second round corner (6), a third round corner (7) and a fourth round corner (8) along the center of the inner wheel cover (2) from near to far, and the outer side of the other end of the inner wheel cover (2) away from the outer wheel cover (1) is provided with a first round corner (5) at the intersection with the outer wheel cover (1), the radius of the second round corner (6) is fifteen centimeters, the radius of the third round corner (7) is twenty to twenty-five centimeters, the radius of the fourth round corner (8) is twenty-five centimeters, and the radius of the first round corner (5) is fifteen to twenty-five centimeters.

2. The automobile wheelhouse assembly with reinforcement structure according to claim 1, characterized in that: The first reinforcing mechanism (3) comprises a first reinforcing plate (301), first screw holes (302) and first rubber strips (303), one side of the outer wheel cover (1) is fixedly connected with the first reinforcing plate (301), two first screw holes (302) are penetratingly formed in one side of the first reinforcing plate (301), and a plurality of first rubber strips (303) are fixedly connected to one side of the first reinforcing plate (301).

3. The automobile wheelhouse assembly with reinforcement structure according to claim 2, characterized in that: The lengths and thicknesses of the plurality of first rubber strips (303) are equal, and the thickness of the first rubber strip (303) is two millimeters.

4. The automobile wheelhouse assembly with reinforcement structure according to claim 1, characterized in that: The material of the outer wheel cover (1) is aluminum alloy.

5. The automobile wheelhouse assembly with reinforcement structure of claim 1, wherein: The material of the inner wheel cover (2) is glass fiber.

6. The automobile wheelhouse assembly with reinforcement structure of claim 1, wherein: The second reinforcing mechanism (4) comprises a second reinforcing plate (401), second screw holes (402) and third rubber strips (403), one side of the outer wheel cover (1) is fixedly connected with the second reinforcing plate (401), second screw holes (402) are penetratingly formed in one side of the second reinforcing plate (401), and a plurality of third rubber strips (403) are fixedly connected to one side of the second reinforcing plate (401).

7. The automobile wheelhouse assembly with reinforcement structure according to claim 6, characterized in that: The lengths of the plurality of third rubber strips (403) are different, and the thicknesses of the plurality of third rubber strips (403) are two millimeters.

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