CN218986229U - Aluminum alloy hub and mounting structure thereof - Google Patents
Aluminum alloy hub and mounting structure thereof Download PDFInfo
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- CN218986229U CN218986229U CN202223569899.8U CN202223569899U CN218986229U CN 218986229 U CN218986229 U CN 218986229U CN 202223569899 U CN202223569899 U CN 202223569899U CN 218986229 U CN218986229 U CN 218986229U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
An aluminum alloy hub and a mounting structure of the hub relate to the technical field of automobile hubs, and the technical scheme is as follows: including wheel hub outer lane and wheel core, fixed connection between wheel hub outer lane and the wheel core is connected through a plurality of first strengthening ribs between wheel hub outer lane and the wheel core, sets up the screw thread mounting hole identical with first strengthening rib quantity on the wheel hub outer lane, and first strengthening rib and screw thread mounting hole are on same axis. The beneficial effects of this technical scheme are: the hub adopts the low-pressure casting process and adopts the low-pressure casting process, meets the requirement of the use strength of the rear hub, can greatly reduce the weight of the rear hub of the heavy truck on the premise of ensuring the use performance of the rear hub, and increases the strength and the rigidity of the rear hub of the aluminum alloy and the contact surface of the bolt threaded holes of the wheel through the arrangement of the first reinforcing ribs and the mounting holes.
Description
Technical Field
The utility model relates to the technical field of automobile hubs, in particular to an aluminum alloy hub and a mounting structure of the aluminum alloy hub and the hub.
Background
With the increasing application of vehicles in road transportation and engineering transportation, the promotion of sustainable development of automobile industry is beneficial to realizing energy conservation and emission reduction and environmental pollution reduction, and more countries and regions begin to research automobile light weight technology. Automobile weight reduction is the current development direction of the automobile industry, and the selection of new materials is an important way for realizing automobile weight reduction. The energy conservation and emission reduction can be effectively realized by realizing the light weight of the automobile, the environmental pollution is reduced, the resource utilization rate is improved, and the transformation of the whole automobile industry to energy conservation and high efficiency and low emission pollution is promoted.
Application number: 201120174814.9A lightweight aluminum alloy hub adopts an aluminum alloy material to integrally cast and mold a spoke and a rim, wherein the spoke comprises a plurality of spokes which are radially arranged, a center hole is arranged in the center, and a plurality of mounting holes are uniformly distributed around the center hole; the rim comprises a rim body and raised rims arranged on two sides of the rim body, and the joint of the spoke and the rim is arranged with the rim body with equal wall thickness. The lightweight design of automobile wheel hub has been realized to this patent, has eliminated the casting defect that causes because of thickness difference in the casting process.
Although this application file has solved spoke and rim thickness different problem, but present adoption aluminum alloy wheel hub, the wheel hub after the aluminum alloy falls the intensity and rigidity after heavy all is better than adopting cast iron alloy or alloy structural steel's wheel hub, can not reach heavy-duty car's use and ask, and wheel hub and transaxle inconvenient assembly behind the aluminum alloy simultaneously, so need improve.
Disclosure of Invention
The utility model aims to overcome the defects that the strength and the rigidity of the existing aluminum alloy hub are poor, and the aluminum alloy rear hub and a drive axle are inconvenient to assemble.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an aluminum alloy wheel hub and with wheel hub's mounting structure, includes wheel hub outer lane and wheel core, fixed connection between wheel hub outer lane and the wheel core, is connected through a plurality of first strengthening ribs between wheel hub outer lane and the wheel core, sets up the screw thread mounting hole identical with first strengthening rib quantity on the wheel hub outer lane, and first strengthening rib and screw thread mounting hole are on same axis.
The first strengthening rib has increased the connection between wheel hub outer lane and the wheel core, and first strengthening rib and screw thread mounting hole have effectually strengthened the intensity of wheel bolt hole on same axis simultaneously.
Preferably, a plurality of second reinforcing ribs with rim mounting spigots are fixed on one side of the hub outer ring, which is opposite to the first reinforcing ribs, and the second reinforcing ribs are uniformly distributed with the hub axis as the center.
The second strengthening rib quantity is a plurality of, and the strengthening rib widens and increases in rim installation tang department, the effectual intensity that improves aluminum alloy wheel hub.
Preferably, a plurality of connecting holes are formed in the end face, far away from the first reinforcing ribs, of the wheel core, a plurality of third reinforcing ribs are arranged on the outer surface of the wheel core, and the third reinforcing ribs are arranged corresponding to the connecting holes.
The third strengthening rib has effectually strengthened the intensity of wheel bolt hole.
Preferably, an ABS gear ring mounting groove is formed in the side wall, close to the first reinforcing rib, of the wheel core, and an ABS gear ring is mounted in the ABS gear ring mounting groove.
The wheel hub can be additionally provided with an ABS braking system, so that the driving safety is improved.
The utility model provides a mounting structure of wheel hub, includes the semi-axis, and the semi-axis passes through the wheel hub bearing unit and installs as above aluminum alloy wheel hub, and aluminum alloy wheel hub passes through wheel bolted connection with the wheel, and the wheel bolt is installed in the screw thread mounting hole.
The hub bearing unit is pressed into the hub as a whole, and the hub bearing unit is directly assembled simply without disassembly.
Preferably, the wheel bolts are knurled bolts.
And the wheel bolt adopts the knurled bolt, compares in the polished rod bolt before can effectually prevent the bolt slip.
Preferably, the hub bearing unit comprises an outer ring and two inner rings, wherein the two inner rings are connected with the outer ring through tapered rollers, the tapered rollers of the two inner rings are arranged back to back, the outer wall of the outer ring is abutted to the inside of the wheel core, and the two inner rings are sleeved on the half shaft.
Compared with the independent installation of the two bearings, the tapered rollers of the two inner rings are arranged back to back, so that the play in the bearings is completely eliminated, and meanwhile, the installation and the maintenance are convenient.
Preferably, the connecting hole is connected with the half shaft through a half shaft bolt.
Compared with the prior art, the utility model has the beneficial effects that: the hub adopts the low pressure casting technology, satisfies the requirement of the service strength of rear hub, under the prerequisite of guaranteeing its performance, but greatly reduced the weight of hub behind the heavy truck, through the setting of first strengthening rib and mounting hole, wheel hub's intensity and rigidity behind the increase aluminum alloy, increase the contact surface of wheel bolt screw hole simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic structural view of the front end of an aluminum alloy hub according to an embodiment of the present utility model.
FIG. 3 is a schematic view of the rear end of an aluminum alloy hub in accordance with an embodiment of the present utility model.
FIG. 4 is a cross-sectional view of an aluminum alloy hub in accordance with the novel embodiment of the present utility model.
In the figure: 1 keeps off oil cap, 2ABS ring gear, 3 aluminum alloy wheel hub, 4 wheel bolts, 5 wheel hub bearing units, 6 semi-axis, 7 semi-axis bolts, 8 oil discharge port, 9 first strengthening rib, 10ABS ring gear mounting groove, 11 screw thread mounting hole, 12 second strengthening rib, 13 third strengthening rib, 14 connecting hole, 31 wheel hub outer lane, 32 wheel core.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.
Referring to fig. 1-4, an aluminum alloy hub and a mounting structure of the hub, the aluminum alloy hub comprises a hub outer ring 31 and a wheel core 32, the hub outer ring 31 and the wheel core 32 are fixedly connected, the hub outer ring 31 and the wheel core 32 are connected through a plurality of first reinforcing ribs 9, threaded mounting holes 11 with the same number as the first reinforcing ribs 9 are formed in the hub outer ring 31, the first reinforcing ribs 9 and the threaded mounting holes 11 are arranged on the same axis, meanwhile, the strength of wheel bolt holes is effectively enhanced on the same axis through the first reinforcing ribs 9 and the threaded mounting holes 11, a plurality of second reinforcing ribs 12 with rim mounting rabbets are fixed on one side of the hub outer ring 31, which is opposite to the first reinforcing ribs 9, the plurality of second reinforcing ribs 12 are uniformly distributed by taking the hub axis as the center, the number of the second reinforcing ribs 12 is 5, the reinforcing ribs are widened and heightened at the rim mounting rabbets, the strength of the aluminum alloy hub is effectively improved, two oil unloading ports 8 are arranged on the aluminum alloy hub 3, and the oil blocking cover 1 is matched, so that the possibility that gear oil caused by a bearing oil seal leaks into a brake is avoided, and the brake is failed.
Referring to fig. 2-3, a plurality of connecting holes 14 are formed in the end face, far away from the first reinforcing rib 9, of the wheel core 32, a plurality of third reinforcing ribs 13 are arranged on the outer surface of the wheel core 32, the third reinforcing ribs 13 are arranged corresponding to the connecting holes 14, half shaft bolts 7 penetrate through the connecting holes 14, the half shaft bolts 7 are connected with the half shafts 6, and the strength 12 of the wheel bolt holes is effectively reinforced by the third reinforcing ribs 13.
Referring to fig. 2-3, an ABS gear ring mounting groove 10 is formed in the side wall, close to the first reinforcing rib 9, of the wheel core 32, an ABS gear ring 2 is mounted in the ABS gear ring mounting groove, an ABS anti-lock braking system can be additionally mounted on the wheel hub, driving safety is improved, and a hub bearing 5 is located in the inner sleeve 32.
Referring to fig. 1, a hub mounting structure comprises a half shaft 6, wherein the half shaft 6 is provided with an aluminum alloy hub 3 through a hub bearing unit 5, a low-pressure casting process is adopted, the tensile strength is not less than 360MPa, the yield strength is not less than 260MPa, the elongation is not less than 5%, the requirement of the use strength of a rear hub is met, the weight of the rear hub after heavy clamping can be greatly reduced on the premise of ensuring the use performance of the rear hub, the hub bearing 5 is singly pressed into the hub as a whole, the hub bearing 5 is directly assembled simply and does not need to be disassembled, the aluminum alloy hub 3 is connected with a wheel through a wheel bolt 4, the wheel bolt 4 adopts a knurled bolt, compared with the prior polish rod bolt can effectively prevent the bolt from slipping, and meanwhile, a weight reducing groove is designed on the mounting surface of the wheel bolt hole, so that the weight of the hub is effectively reduced.
Referring to fig. 1, the hub bearing unit 5 includes an outer ring and two inner rings, the two inner rings are all connected with the outer ring through tapered rollers, the tapered rollers of the two inner rings are arranged back to back, the outer wall of the outer ring is abutted to the inside of the wheel core 32, the two inner rings are all sleeved on the half shaft 6, and the tapered rollers of the two inner rings are independently installed relative to the two bearings, so that play in the bearings is completely eliminated for back to back arrangement, and meanwhile, the installation and the maintenance are convenient.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An aluminum alloy hub, includes wheel hub outer lane (31) and wheel core (32), its characterized in that: the wheel hub outer ring (31) is fixedly connected with the wheel core (32), the wheel hub outer ring (31) is connected with the wheel core (32) through a plurality of first reinforcing ribs (9), threaded mounting holes (11) with the same number as the first reinforcing ribs (9) are formed in the wheel hub outer ring (31), and the first reinforcing ribs (9) and the threaded mounting holes (11) are located on the same axis.
2. The aluminum alloy hub of claim 1, wherein: a plurality of second reinforcing ribs (12) with rim mounting spigots are fixed on one side of the hub outer ring (31), which is located on the back of the first reinforcing ribs (9), and the second reinforcing ribs (12) are uniformly distributed with the hub axis as the center.
3. The aluminum alloy hub of claim 1, wherein: the end face of the wheel core (32) far away from the first reinforcing rib (9) is provided with a plurality of connecting holes (14), the outer surface of the wheel core (32) is provided with a plurality of third reinforcing ribs (13), and the third reinforcing ribs (13) are correspondingly arranged with the connecting holes (14).
4. The aluminum alloy hub of claim 1, wherein: an ABS gear ring mounting groove (10) is formed in the side wall, close to the first reinforcing rib (9), of the wheel core (32), and an ABS gear ring (2) is mounted in the ABS gear ring mounting groove.
5. The utility model provides a wheel hub's mounting structure which characterized in that: the aluminum alloy wheel hub (3) according to any one of claims 1-4 is mounted on the half shaft (6) through a wheel hub bearing unit (5), the aluminum alloy wheel hub (3) is connected with a wheel through a wheel bolt (4), and the wheel bolt (4) is mounted in a threaded mounting hole (11).
6. The hub mounting structure as set forth in claim 5, wherein: the wheel bolts (4) are knurled bolts.
7. The hub mounting structure as set forth in claim 5, wherein: the hub bearing unit (5) comprises an outer ring and two inner rings, the two inner rings are connected with the outer ring through tapered rollers, the tapered rollers of the two inner rings are arranged back to back, the outer wall of the outer ring is abutted to the inside of the wheel core (32), and the two inner rings are sleeved on the half shaft (6).
8. The hub mounting structure as set forth in claim 5, wherein: and a half shaft bolt (7) is arranged in the connecting hole (14) in a penetrating way, and the half shaft bolt (7) is connected with the half shaft (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223569899.8U CN218986229U (en) | 2022-12-22 | 2022-12-22 | Aluminum alloy hub and mounting structure thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223569899.8U CN218986229U (en) | 2022-12-22 | 2022-12-22 | Aluminum alloy hub and mounting structure thereof |
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CN218986229U true CN218986229U (en) | 2023-05-09 |
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CN202223569899.8U Active CN218986229U (en) | 2022-12-22 | 2022-12-22 | Aluminum alloy hub and mounting structure thereof |
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- 2022-12-22 CN CN202223569899.8U patent/CN218986229U/en active Active
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