CN112238706A - Lightweight truck aluminum wheel hub - Google Patents
Lightweight truck aluminum wheel hub Download PDFInfo
- Publication number
- CN112238706A CN112238706A CN202010966703.5A CN202010966703A CN112238706A CN 112238706 A CN112238706 A CN 112238706A CN 202010966703 A CN202010966703 A CN 202010966703A CN 112238706 A CN112238706 A CN 112238706A
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- Prior art keywords
- base
- supporting spring
- sleeve pipe
- fixed
- thread sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B9/00—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces
- B60B9/02—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims
- B60B9/06—Wheels of high resiliency, e.g. with conical interacting pressure-surfaces using springs resiliently mounted bicycle rims in helical form
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/28—Making machine elements wheels; discs
- B21K1/40—Making machine elements wheels; discs hubs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/2015—Means for forcing the molten metal into the die
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/16—Alloys based on aluminium with copper as the next major constituent with magnesium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/057—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with copper as the next major constituent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/20—Shaping
- B60B2310/204—Shaping by moulding, e.g. injection moulding, i.e. casting of plastics material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/50—Thermal treatment
- B60B2310/54—Hardening
- B60B2310/542—Quenching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2360/00—Materials; Physical forms thereof
- B60B2360/10—Metallic materials
- B60B2360/104—Aluminum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/10—Reduction of
- B60B2900/133—Noise
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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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a light truck aluminum hub which comprises a shaft sleeve, wherein the periphery of the outer wall of the shaft sleeve is fixed on a positioning seat on the inner wall of a wheel rim through spokes, five spokes are distributed in a five-star shape, each spoke comprises a lower base, a telescopic assembly, a first supporting spring and an upper base, the lower base is fixed on the periphery of the outer wall of the shaft sleeve, the top of the lower base is fixed with the upper base through two telescopic assemblies, the two telescopic assemblies are distributed in an inverted V shape, the upper base is fixed on the positioning seat, and the first supporting spring positioned between the lower base and the upper base is sleeved on each telescopic assembly. The wheel rim has the advantages of novel structure and ingenious design, can reduce the noise in the driving process of a vehicle, has the elastic buffering function, improves the structural strength of the wheel rim, and prolongs the service life.
Description
Technical Field
The invention relates to the technical field of hubs, in particular to a light truck aluminum hub.
Background
The lightweight of the automobile is to reduce the preparation quality of the automobile as much as possible on the premise of ensuring the strength and the safety performance of the automobile, thereby improving the dynamic property of the automobile, reducing the fuel consumption and reducing the exhaust pollution. In the development process of the truck market in recent years, as the state has more and more severe force for catching overload and exceeding the limit, users tend to lighten the product, and the requirements of the users on purchased vehicles are greatly changed. The hub is a rotating part of a wheel core, wherein the wheel core is connected with the inner profile steel of the tire through a stand column, namely a metal part which supports the center of the tire and is arranged on a shaft. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material.
The aluminum wheel hub of the existing truck has the advantages that the spokes in the general interior are connected by adopting a rigid structure, so that the driving noise is high, and the variability is high. Therefore, it is necessary to design a lightweight truck aluminum hub.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the light truck aluminum hub which is novel in structure and ingenious in conception, can reduce the noise in the driving process of a vehicle, has an elastic buffering function, improves the structural strength of a rim and prolongs the service life.
In order to achieve the purpose, the invention provides the following technical scheme: the light truck aluminum hub comprises a shaft sleeve, wherein the periphery of the outer wall of the shaft sleeve is fixed on a positioning seat on the inner wall of a rim through spokes, and five spokes are distributed in a five-star shape;
the spoke includes base, flexible subassembly, first supporting spring and last base down, the base is fixed around the outer wall of axle sleeve down, the top of base is fixed with the base through two flexible subassemblies down, and two flexible subassemblies are the distribution of falling V-arrangement, it fixes on the positioning seat to go up the base, cup joint the first supporting spring that is located down between base and the last base on the flexible subassembly.
According to the technical scheme, flexible subassembly includes external screw thread sleeve pipe, internal thread sleeve pipe, second supporting spring, slider, third supporting spring, through-hole and telescopic link, external screw thread sleeve pipe is fixed at the top of base down, external screw thread sheathed tube inside sliding connection has the slider, the bottom of slider is passed through second supporting spring and external screw thread sheathed tube bottom wall connection, external screw thread sheathed tube outer wall connects soon and is fixed with the internal thread sleeve pipe, the through-hole has been seted up to internal thread sheathed tube top center department, the telescopic link that passes the through-hole is installed at the top of slider, the top of telescopic link is fixed on last base, cup jointed the third supporting spring that is located between slider and the internal thread sleeve pipe top inner wall on the telescopic link.
According to the technical scheme, the elastic coefficients of the second supporting spring and the third supporting spring are the same.
According to the technical scheme, the rim is provided with a plurality of through weight reducing grooves.
According to the technical scheme, a plurality of bolt holes are formed in the periphery of the shaft sleeve.
According to the technical scheme, the shaft sleeve is made of the following raw materials in parts by weight: 80-90 parts of aluminum, 15-20 parts of copper, 8-12 parts of magnesium, 5-7 parts of zinc, 3-5 parts of titanium, 1-2 parts of boron, 2-5 parts of tantalum, 2-4 parts of chromium, 1-2 parts of silicon, 1-2 parts of indium, 2-3 parts of nickel, 0.2-0.5 part of zirconium, 0.3-0.4 part of yttrium, 0.2-0.3 part of mixed light rare earth, 1-2 parts of carbon, 0.3-0.5 part of aluminum stearate and 1-2 parts of surfactant.
According to the technical scheme, the manufacturing method of the shaft sleeve comprises the following steps:
A. preparing the components according to the mass percentage content of the components, and then respectively drying the components;
B. preheating a smelting furnace to the temperature of 280-720 ℃, melting an aluminum ingot into aluminum liquid, and then adding other components into the aluminum liquid for smelting, wherein the temperature is controlled to the temperature of 690-720 ℃;
C. after the smelting is finished, carrying out electromagnetic stirring on the smelting liquid for 20-35min to obtain a mixed melt A;
D. adding a sodium-free refining agent into the mixed melt A for refining, wherein the refining temperature is 820-920 ℃, the refining time is 16-25min, and standing for 10-15min after refining is completed to obtain a mixed melt B;
E. skimming scum on the surface of the mixed melt B to obtain a mixed melt C;
F. spraying the mixed melt C onto a forming die under the condition that the protective gas pressure is 2.5MPa-3.5MPa and the spraying pressure is 1MPa-1.5MPa, wherein the temperature of the mixed melt C is maintained between 690 and 720 ℃ to obtain a shaft sleeve blank;
G. cooling the shaft sleeve blank, performing ultrahigh pressure forging treatment, quenching at the quenching temperature of 530-.
The invention has the beneficial effects that:
the outside of axle sleeve is fixed with the rim through the spoke, its spoke adopts flexible subassembly and first supporting spring to constitute, its first supporting spring forms first elastic support spoke under reverse effort, and be provided with second supporting spring and third supporting spring in the inside of flexible subassembly, the combined action supports and plays the telescopic link, whole spoke is by first supporting spring, second supporting spring and third supporting spring combined action, form elastic support, can not only reduce the noise of vehicle driving in-process, and have the elastic buffer function, promote the structural strength of rim, and service life is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall plan structure of the present invention;
FIG. 2 is a schematic view of the left side plan view of the rim of the present invention;
FIG. 3 is a schematic plan view of a spoke according to the present invention;
FIG. 4 is a schematic plan view of the telescoping assembly of the present invention;
reference numbers in the figures: 1. a shaft sleeve; 2. bolt holes; 3. a spoke; 4. positioning seats; 5. a rim; 6. a weight reduction groove; 7. a lower base; 8. a telescoping assembly; 9. a first support spring; 10. an upper base; 11. an externally threaded sleeve; 12. an internally threaded sleeve; 13. a second support spring; 14. a slider; 15. a third support spring; 16. A through hole; 17. a telescopic rod.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings 1 to 4.
Example 1: as shown in fig. 1 to 4, the present invention provides the following technical solutions: a lightweight truck aluminum hub comprises a shaft sleeve 1, wherein the periphery of the outer wall of the shaft sleeve 1 is fixed on a positioning seat 4 on the inner wall of a rim 5 through spokes 3, and five spokes 3 are distributed in a five-star shape;
According to above-mentioned technical scheme, flexible subassembly 8 includes external screw thread sleeve pipe 11, internal thread sleeve pipe 12, second supporting spring 13, slider 14, third supporting spring 15, through-hole 16 and telescopic link 17, external screw thread sleeve pipe 11 is fixed at the top of base 7 down, external screw thread sleeve pipe 11's inside sliding connection has slider 14, slider 14's bottom is passed through second supporting spring 13 and external screw thread sleeve pipe 11's bottom wall connection, external screw thread sleeve pipe 11's outer wall connects soon and is fixed with internal screw thread sleeve pipe 12, through-hole 16 has been seted up to internal screw thread sleeve pipe 12's top center department, telescopic link 17 that passes through-hole 16 is installed at slider 14's top, the top of telescopic link 17 is fixed on last base 10, cup joint third supporting spring 15 that is located between slider 14 and internal screw thread sleeve pipe 12 top.
According to the above technical solution, the elastic coefficients of the second supporting spring 13 and the third supporting spring 15 are the same.
According to the technical scheme, a plurality of through lightening grooves 6 are formed in the rim 5.
According to the technical scheme, a plurality of bolt holes 2 are formed in the periphery of the shaft sleeve 1.
According to the technical scheme, the shaft sleeve 1 is prepared from the following raw materials in parts by weight: 80 parts of aluminum, 15 parts of copper, 8 parts of magnesium, 5 parts of zinc, 3 parts of titanium, 1 part of boron, 2 parts of tantalum, 2 parts of chromium, 1 part of silicon, 1 part of indium, 2 parts of nickel, 0.2 part of zirconium, 0.3 part of yttrium, 0.2 part of mixed light rare earth, 1 part of carbon, 0.3 part of aluminum stearate and 1 part of surfactant.
According to the technical scheme, the preparation method of the shaft sleeve 1 comprises the following steps:
A. preparing the components according to the mass percentage content of the components, and then respectively drying the components;
B. preheating a smelting furnace to the temperature of 280-720 ℃, melting an aluminum ingot into aluminum liquid, and then adding other components into the aluminum liquid for smelting, wherein the temperature is controlled to the temperature of 690-720 ℃;
C. after the smelting is finished, carrying out electromagnetic stirring on the smelting liquid for 20-35min to obtain a mixed melt A;
D. adding a sodium-free refining agent into the mixed melt A for refining, wherein the refining temperature is 820-920 ℃, the refining time is 16-25min, and standing for 10-15min after refining is completed to obtain a mixed melt B;
E. skimming scum on the surface of the mixed melt B to obtain a mixed melt C;
F. spraying the mixed melt C onto a forming die under the condition that the protective gas pressure is 2.5MPa-3.5MPa and the spraying pressure is 1MPa-1.5MPa, wherein the temperature of the mixed melt C is maintained between 690 and 720 ℃ to obtain a shaft sleeve blank;
G. cooling the shaft sleeve blank, performing ultrahigh pressure forging treatment, quenching at the quenching temperature of 530-.
Example 2: as shown in fig. 1 to 4, the present invention provides the following technical solutions: a lightweight truck aluminum hub comprises a shaft sleeve 1, wherein the periphery of the outer wall of the shaft sleeve 1 is fixed on a positioning seat 4 on the inner wall of a rim 5 through spokes 3, and five spokes 3 are distributed in a five-star shape;
spoke 3 includes base 7, flexible subassembly 8, first supporting spring 9 and last base 10 down, and base 7 fixes around the outer wall of axle sleeve 1 down, and base 10 is fixed with through two flexible subassemblies 8 in the top of base 7 down, and two flexible subassemblies 8 are the distribution of falling V-arrangement, and last base 10 is fixed on positioning seat 4, has cup jointed on the flexible subassembly 8 to be located base 7 down and last supporting spring 9 between the base 10.
According to above-mentioned technical scheme, flexible subassembly 8 includes external screw thread sleeve pipe 11, internal thread sleeve pipe 12, second supporting spring 13, slider 14, third supporting spring 15, through-hole 16 and telescopic link 17, external screw thread sleeve pipe 11 is fixed at the top of base 7 down, external screw thread sleeve pipe 11's inside sliding connection has slider 14, slider 14's bottom is passed through second supporting spring 13 and external screw thread sleeve pipe 11's bottom wall connection, external screw thread sleeve pipe 11's outer wall connects soon and is fixed with internal screw thread sleeve pipe 12, through-hole 16 has been seted up to internal screw thread sleeve pipe 12's top center department, telescopic link 17 that passes through-hole 16 is installed at slider 14's top, the top of telescopic link 17 is fixed on last base 10, cup joint third supporting spring 15 that is located between slider 14 and internal screw thread sleeve pipe 12 top.
According to the above technical solution, the elastic coefficients of the second supporting spring 13 and the third supporting spring 15 are the same.
According to the technical scheme, a plurality of through lightening grooves 6 are formed in the rim 5.
According to the technical scheme, a plurality of bolt holes 2 are formed in the periphery of the shaft sleeve 1.
According to the technical scheme, the shaft sleeve 1 is prepared from the following raw materials in parts by weight: 90 parts of aluminum, 20 parts of copper, 12 parts of magnesium, 7 parts of zinc, 5 parts of titanium, 2 parts of boron, 5 parts of tantalum, 4 parts of chromium, 2 parts of silicon, 2 parts of indium, 3 parts of nickel, 0.5 part of zirconium, 0.4 part of yttrium, 0.3 part of mixed light rare earth, 2 parts of carbon, 0.5 part of aluminum stearate and 2 parts of surfactant.
According to the technical scheme, the preparation method of the shaft sleeve 1 comprises the following steps:
A. preparing the components according to the mass percentage content of the components, and then respectively drying the components;
B. preheating a smelting furnace to the temperature of 280-720 ℃, melting an aluminum ingot into aluminum liquid, and then adding other components into the aluminum liquid for smelting, wherein the temperature is controlled to the temperature of 690-720 ℃;
C. after the smelting is finished, carrying out electromagnetic stirring on the smelting liquid for 20-35min to obtain a mixed melt A;
D. adding a sodium-free refining agent into the mixed melt A for refining, wherein the refining temperature is 820-920 ℃, the refining time is 16-25min, and standing for 10-15min after refining is completed to obtain a mixed melt B;
E. skimming scum on the surface of the mixed melt B to obtain a mixed melt C;
F. spraying the mixed melt C onto a forming die under the condition that the protective gas pressure is 2.5MPa-3.5MPa and the spraying pressure is 1MPa-1.5MPa, wherein the temperature of the mixed melt C is maintained between 800 ℃ and 900 ℃ to obtain a shaft sleeve blank;
G. cooling the shaft sleeve blank, performing ultrahigh pressure forging treatment, quenching at the quenching temperature of 530-.
Experimental example:
subject: the shaft sleeve aluminum alloy blocks prepared in the embodiment of the invention are taken as a first experimental group, a second experimental group and a third experimental group, and aluminum alloy blocks with common quality on the market are taken as a first comparison group.
Purpose of the experiment: the tensile strength, yield strength and elongation of each set of aluminum alloy blocks were tested.
The experimental method comprises the following steps: the test is carried out according to GB/T4340.1: 2009 and ISO 6507-1:2005, an XL-250A type tensile testing machine is adopted for testing, and the tensile strength, the yield strength and the elongation of each group of aluminum alloy blocks are tested by using a professional instrument, and the experimental result is recorded.
Table of experimental results:
the tensile strength, yield strength and elongation of the shaft sleeve formed by the aluminum alloy are obviously higher than those of the shaft sleeve formed by the common aluminum alloy, so that the service life of the shaft sleeve can be effectively prolonged.
When the wheel hub is used, the rim 5 is fixed on the outer side of the shaft sleeve 1 through the spoke 3, the spoke 3 consists of the telescopic assembly 8 and the first supporting spring 9, the first supporting spring 9 forms a first elastic supporting spoke 3 under the reverse acting force, the second supporting spring 13 and the third supporting spring 15 are arranged in the telescopic assembly 8 and support the telescopic rod 17 under the combined action, and the whole spoke 3 is supported by the first supporting spring 9, the second supporting spring 13 and the third supporting spring 15 together to form elastic support, so that the noise in the driving process of a vehicle can be reduced, the elastic buffer function is realized, the structural strength of the rim 5 is improved, and the service life is prolonged.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a lightweight truck aluminum wheel hub, includes axle sleeve (1), its characterized in that: the periphery of the outer wall of the shaft sleeve (1) is fixed on a positioning seat (4) of the inner wall of the rim (5) through spokes (3), and five spokes (3) are distributed in a five-star shape;
spoke (3) are including base (7), flexible subassembly (8), first supporting spring (9) and last base (10) down, base (7) are fixed all around the outer wall of axle sleeve (1) down, the top of base (7) is fixed with base (10) through two flexible subassemblies (8) down, and two flexible subassemblies (8) are the distribution of falling V-arrangement, it fixes on positioning seat (4) to go up base (10), cup jointed on flexible subassembly (8) and lie in first supporting spring (9) between base (7) and last base (10) down.
2. The lightweight truck aluminum hub of claim 1, characterized in that: flexible subassembly (8) are including external screw thread sleeve pipe (11), internal thread sleeve pipe (12), second supporting spring (13), slider (14), third supporting spring (15), through-hole (16) and telescopic link (17), external screw thread sleeve pipe (11) are fixed at the top of base (7) down, the inside sliding connection of external screw thread sleeve pipe (11) has slider (14), the bottom of slider (14) is passed through second supporting spring (13) and is connected with the bottom inner wall of external screw thread sleeve pipe (11), the outer wall of external screw thread sleeve pipe (11) connects soon and is fixed with internal thread sleeve pipe (12), through-hole (16) have been seted up to the top center department of internal screw thread sleeve pipe (12), telescopic link (17) of passing through-hole (16) are installed at the top of slider (14), the top of telescopic link (17) is fixed on last base (10), it is located between slider (14) and internal screw thread sleeve pipe (12) top inner wall to cup joint on telescopic link (17) And a third support spring (15).
3. The lightweight truck aluminum hub of claim 2, characterized in that: the elastic coefficients of the second supporting spring (13) and the third supporting spring (15) are the same.
4. The lightweight truck aluminum hub of claim 1, characterized in that: the rim (5) is provided with a plurality of through lightening grooves (6).
5. The lightweight truck aluminum hub of claim 1, characterized in that: a plurality of bolt holes (2) are formed in the periphery of the shaft sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010966703.5A CN112238706A (en) | 2020-09-15 | 2020-09-15 | Lightweight truck aluminum wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010966703.5A CN112238706A (en) | 2020-09-15 | 2020-09-15 | Lightweight truck aluminum wheel hub |
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| Publication Number | Publication Date |
|---|---|
| CN112238706A true CN112238706A (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010966703.5A Pending CN112238706A (en) | 2020-09-15 | 2020-09-15 | Lightweight truck aluminum wheel hub |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113500609A (en) * | 2021-07-08 | 2021-10-15 | 上海擎朗智能科技有限公司 | Tray mechanism, distribution robot and distribution method |
-
2020
- 2020-09-15 CN CN202010966703.5A patent/CN112238706A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113500609A (en) * | 2021-07-08 | 2021-10-15 | 上海擎朗智能科技有限公司 | Tray mechanism, distribution robot and distribution method |
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