CN115891508B - Rubber composition for silent self-sealing tire and preparation method thereof - Google Patents
Rubber composition for silent self-sealing tire and preparation method thereof Download PDFInfo
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- CN115891508B CN115891508B CN202211364089.0A CN202211364089A CN115891508B CN 115891508 B CN115891508 B CN 115891508B CN 202211364089 A CN202211364089 A CN 202211364089A CN 115891508 B CN115891508 B CN 115891508B
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- 239000000203 mixture Substances 0.000 title claims abstract description 27
- 229920001971 elastomer Polymers 0.000 title claims abstract description 20
- 239000005060 rubber Substances 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000010410 layer Substances 0.000 claims abstract description 107
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 32
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000011324 bead Substances 0.000 claims abstract description 23
- 239000011229 interlayer Substances 0.000 claims abstract description 21
- 238000012545 processing Methods 0.000 claims abstract description 12
- 238000004073 vulcanization Methods 0.000 claims abstract description 10
- 238000007334 copolymerization reaction Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims description 14
- 239000004743 Polypropylene Substances 0.000 claims description 12
- 229920001195 polyisoprene Polymers 0.000 claims description 12
- -1 polypropylene Polymers 0.000 claims description 12
- 229920001155 polypropylene Polymers 0.000 claims description 12
- 238000013461 design Methods 0.000 claims description 11
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 claims description 8
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 229920005549 butyl rubber Polymers 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- 229920002994 synthetic fiber Polymers 0.000 claims description 6
- 239000012209 synthetic fiber Substances 0.000 claims description 6
- 241000416162 Astragalus gummifer Species 0.000 claims description 3
- 108010010803 Gelatin Proteins 0.000 claims description 3
- 229920001615 Tragacanth Polymers 0.000 claims description 3
- 229920000159 gelatin Polymers 0.000 claims description 3
- 239000008273 gelatin Substances 0.000 claims description 3
- 235000019322 gelatine Nutrition 0.000 claims description 3
- 235000011852 gelatine desserts Nutrition 0.000 claims description 3
- 229920001800 Shellac Polymers 0.000 claims description 2
- 235000013874 shellac Nutrition 0.000 claims description 2
- ZLGIYFNHBLSMPS-ATJNOEHPSA-N shellac Chemical compound OCCCCCC(O)C(O)CCCCCCCC(O)=O.C1C23[C@H](C(O)=O)CCC2[C@](C)(CO)[C@@H]1C(C(O)=O)=C[C@@H]3O ZLGIYFNHBLSMPS-ATJNOEHPSA-N 0.000 claims description 2
- 229940113147 shellac Drugs 0.000 claims description 2
- 239000004208 shellac Substances 0.000 claims description 2
- 229920000297 Rayon Polymers 0.000 claims 2
- 230000004888 barrier function Effects 0.000 claims 1
- 229920003048 styrene butadiene rubber Polymers 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 3
- 229920003051 synthetic elastomer Polymers 0.000 description 8
- 239000005061 synthetic rubber Substances 0.000 description 8
- 238000009940 knitting Methods 0.000 description 6
- 238000009941 weaving Methods 0.000 description 5
- 244000043261 Hevea brasiliensis Species 0.000 description 4
- 229920003052 natural elastomer Polymers 0.000 description 4
- 229920001194 natural rubber Polymers 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- VHOQXEIFYTTXJU-UHFFFAOYSA-N Isobutylene-isoprene copolymer Chemical compound CC(C)=C.CC(=C)C=C VHOQXEIFYTTXJU-UHFFFAOYSA-N 0.000 description 2
- 235000013871 bee wax Nutrition 0.000 description 2
- 239000012166 beeswax Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000283216 Phocidae Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
Classifications
-
- 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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- Tires In General (AREA)
Abstract
The invention discloses a rubber composition for a silent self-sealing tire, which comprises a tire main body, wherein a tire bead interlayer, a supporting layer, a buffer layer, a ply layer and an outer tire tread layer are arranged in the tire main body, and the outer tire tread layer is arranged at the outermost side; the invention also discloses a preparation method of the rubber composition for the mute self-sealing tire, which comprises the following steps: s1, proportioning raw materials; s2, mixing and processing; s3, blank connection; s4, vulcanization molding. The invention has reasonable structure, the material of the tread layer of the outer tire is the copolymerization mixture of the styrene and the butadiene, the cost of the styrene material is low, the ageing resistance and the wear resistance are better, the wear resistance and the service life of the tire are improved, the cost of the tire can be reduced, the production cost of the tire is reduced, the wear resistance of the tire is improved under the condition of reducing the number of layers of the tire, the running of a vehicle is more stable, the noise is smaller, and the stability is higher.
Description
Technical Field
The invention relates to the technical field of tires, in particular to a rubber composition for a silent self-sealing tire and a preparation method thereof.
Background
Tires are ground-engaging rolling annular elastic rubber products assembled on various vehicles or machines, are usually mounted on metal rims, can support the vehicle body, cushion external impacts, realize contact with road surfaces and ensure running performance of the vehicles, are often used under complex and severe conditions, and are subjected to various deformation, load, force and high and low temperature effects during running, so that the tires must have high bearing performance, traction performance and cushioning performance, and at the same time, must have high wear resistance and flex resistance, low rolling resistance and heat generation, and half of the world consumption rubber amount is used for tire production, and the rubber consumption capability of the tires can be seen.
With the improvement of the living standard of people, the maintenance amount of vehicles per unit area is also larger and larger, the styles of the vehicles are also more and more, different types of vehicles need to use different types of tires, meanwhile, different types of tires also have different effects, and meanwhile, the tires used on household vehicles are good in wear resistance in order to meet the long-term use requirement, but in the prior art, the conventional wear-resistant tires have the great defects, if the wear resistance of the tires is required to be improved, the thickness of the tires needs to be increased, and in such a way, the wear resistance of the tires can be improved, but the increase of the thickness of the tires can lead to the increase of the weight of the tires, so that not only the oil consumption of the vehicles is increased, but also the acceleration of the vehicles is reduced, the fuel economy of the vehicles is influenced, and meanwhile, after the weight of the tires is increased, the running stability of the vehicles is possibly influenced, and the noise in the vehicles is increased, and the riding comfort and the safety of the vehicles are influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a rubber composition for a silent self-sealing tire and a preparation method thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a rubber composition for silence self sealss tire, includes the tire main part, be provided with tire bead interlayer, supporting layer, buffer layer, ply and cover tire tread layer in the tire main part, cover tire tread layer sets up in the outside, just pass through EVO glue between the lateral wall of cover tire tread layer and the inner wall of tire main part and be connected, the ply is located the cover tire tread layer and keeps away from the side surface of tire main part, just pass through gelatin between ply and the cover tire tread layer and be connected, the buffer layer sets up and has kept away from the side surface of cover tire tread layer at the ply, just connect through gum tragacanth between buffer layer and the ply, the setting of tire bead interlayer is kept away from the side surface of buffer layer at the supporting layer, just pass through the beeswax glue between tire bead interlayer and the supporting layer and be connected, the cover tire tread layer is synthetic rubber and make, just synthetic rubber's material is styrene and butadiene copolymerization mixture, styrene and butadiene copolymerization ratio is 1:3, just styrene and copolymerization take up 5% of its total amount of adhesive to inside in the copolymerization process of styrene and butadiene.
Preferably, the ply is made of synthetic fibers, the synthetic fibers are made of a mixture of glass fibers, polyester fibers and nylon fibers, the ratio of the glass fibers to the polyester fibers to the nylon fibers is 1:1:1, the ply is composed of first knitting threads and second knitting threads, and the first knitting threads and the second knitting threads are knitted in a diamond-shaped crossed mode.
Preferably, the buffer layer is made of natural rubber, the natural rubber is made of polyisoprene and polypropylene, and the ratio of the polyisoprene to the polypropylene is 1:1, and in the process of mixing the polyisoprene with the polypropylene, adding silicon rubber into the mixture, wherein the silicon rubber accounts for 30% of the total amount of the polyisoprene and the polypropylene.
Preferably, the supporting layer is composed of a plurality of supporting rods, the supporting rods are all in U-shaped design, the supporting rods are distributed at equal intervals in the circumferential direction, and the supporting rods are made of steel fibers.
Preferably, the bead interlayer is made of butyl rubber, the butyl rubber is made of an isobutene-isoprene composite, and the ratio of isobutene to a small amount of isoprene is 20:1.
Preferably, two symmetrically arranged drain ring grooves are formed in the surface of the tire main body, the two drain ring grooves are of annular design, two groups of first anti-skid grooves are further formed in the surface of the tire main body, the first anti-skid grooves are of transverse design, and the first anti-skid grooves in the same group are arranged at equal intervals in the circumferential direction.
Preferably, a plurality of second anti-skid grooves are formed in the surface of the tire main body, the second anti-skid grooves are all in a V-shaped design, the second anti-skid grooves are circumferentially distributed at equal intervals, and two ends of each second anti-skid groove are respectively communicated with two drainage ring grooves.
The invention also provides a preparation method of the rubber composition for the silent self-sealing tire, which comprises the following preparation steps:
s1, proportioning raw materials, namely installing materials required by preparing a tire main body, a tire bead interlayer, a supporting layer, a buffer layer, a ply layer and an outer tire tread layer according to the proportion;
s2, mixing and processing, namely processing various raw materials proportioned in the step S1, and processing the required tire bead interlayer, supporting layer, buffer layer, ply and cover tire tread blank;
s3, connecting the blank, namely connecting the tire bead interlayer, the supporting layer, the buffer layer, the ply and the tire tread layer of the tire casing through the glue to obtain a tire blank;
s4, vulcanization molding, namely inputting the tire blank obtained in the step S3 into a vulcanizing machine for vulcanization treatment, and obtaining the tire after vulcanization molding.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up cover tire tread layer, cover tire tread layer is made for synthetic rubber, and this synthetic rubber's material is styrene and butadiene copolymerization mixture, styrene material cost is low, and ageing resistance and wearability are better, consequently, can promote the wearability and the life of tire greatly, can reduce the cost of tire simultaneously, reduce the manufacturing cost of tire, butadiene has elasticity well, wearability is good simultaneously, and chemical nature is stable under low temperature environment, on the one hand can improve the wearability and the elasticity of tire, also can use under low temperature environment simultaneously, make the service environment of tire more extensive, improve the practicality of device, and this tire promotes the wearability under the circumstances that reduces the tire layer number, make the vehicle travel more stable, the noise is littleer, stability is higher.
2. Through setting up supporting layer and ply, the supporting layer adopts many to constitute with the bracing piece, the bracing piece is the inner wall of U-shaped and tire main part matched with, can play the effect of supporting to the tire main part, and the bracing piece adopts steel fiber, steel fiber is not only intensity high, has certain toughness moreover, consequently play cushioning effect to the tire main part, the performance of the tire main part has been promoted greatly, the ply is woven by first braided wire and second braided wire adoption rhombus cross form mode of weaving, form network structure after weaving, improve the tear resistance of tire main part, improve the quality of tire.
Drawings
FIG. 1 is a perspective view of a tire body of a rubber composition for a silent self-sealing tire according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the main structure of a rubber composition for a silent self-sealing tire according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 3
FIG. 5 is a schematic diagram of the ply structure of a rubber composition for a silent self-sealing tire according to the present invention;
FIG. 6 is a schematic view of the supporting layer structure of a rubber composition for a silent self-sealing tire according to the present invention;
fig. 7 is a schematic structural view of a support rod of a rubber composition for a silent self-sealing tire according to the present invention.
In the figure: 1 tyre main body, 2 mounting hubs, 3 mounting connection discs, 4 first anti-skid grooves, 5 drain ring grooves, 6 second anti-skid grooves, 7 tyre bead interlayer layers, 8 supporting layers, 801 supporting rods, 9 buffer layers, 10 ply layers, 101 first knitting lines, 102 second knitting lines and 11 outer tyre tread layers.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
Referring to fig. 1-7, a rubber composition for a silent self-sealing tire comprises a tire main body 1, wherein a bead interlayer 7, a supporting layer 8, a buffer layer 9, a ply layer 10 and an outer tire tread layer 11 are arranged in the tire main body 1, the outer tire tread layer 11 is arranged at the outermost side, the side wall of the outer tire tread layer 11 is connected with the inner wall of the tire main body 1 through EVO glue, the ply layer 10 is positioned on the surface of the outer tire tread layer 11 far away from the tire main body 1, the ply layer 10 is connected with the outer tire tread layer 11 through gelatin, the buffer layer 9 is arranged on the surface of the ply layer 10 far away from the outer tire tread layer 11, the buffer layer 9 is connected with the ply layer 10 through gum tragacanth, the supporting layer 8 is connected with the buffer layer 9 through shellac, the bead interlayer 7 is arranged on the surface of the supporting layer 8 far away from the buffer layer 9, the bead interlayer 7 is connected with the supporting layer 8 through beeswax glue, the outer tire tread layer 11 is made of synthetic rubber, the synthetic rubber is a copolymer of styrene and butadiene, the styrene and butadiene copolymer is mixed with butadiene adhesive in the total amount of styrene and butadiene adhesive in the process of 1:3.
The ply 10 is made of synthetic fibers, the synthetic fibers are made of glass fibers, polyester fibers and nylon fiber mixtures, the ratio of the glass fibers to the polyester fibers to the nylon fibers is 1:1:1, the ply 10 is composed of first braided wires 101 and second braided wires 102, the first braided wires 101 and the second braided wires 102 are in diamond-shaped cross braiding, the buffer layer 9 is made of natural rubber, the natural rubber is made of polyisoprene and polypropylene, and the ratio of the polyisoprene to the polypropylene is 1:1, and in the process of mixing polyisoprene with polypropylene, adding silicon rubber into the mixture, wherein the silicon rubber accounts for 30% of the total amount of the polyisoprene and the polypropylene.
The supporting layer 8 is composed of a plurality of supporting rods 801, the supporting rods 801 are all in a U-shaped design, the supporting rods 801 are distributed at equal intervals in the circumferential direction, the supporting rods 801 are made of steel fibers, the tire bead interlayer 7 is made of butyl rubber, the butyl rubber is made of an isobutene-isoprene composite, and the ratio of isobutene to a small amount of isoprene is 20:1.
The surface of tire main part 1 has seted up the drainage circle groove 5 that two symmetries set up, and two drainage circle grooves 5 are annular design, and the surface of tire main part 1 still is provided with two sets of first anti-skidding groove 4, a plurality of first anti-skidding grooves 4 all are horizontal design, and a plurality of first anti-skidding grooves 4 with the group are equidistant setting in circumference, a plurality of second anti-skidding grooves 6 have been seted up on the surface of tire main part 1, a plurality of second anti-skidding grooves 6 all are "V" style of calligraphy design, and a plurality of second anti-skidding grooves 6 are equidistant distribution in circumference, the both ends of second anti-skidding groove 6 communicate with two drainage circle grooves 5 respectively.
The invention also provides a preparation method of the rubber composition for the silent self-sealing tire, which comprises the following preparation steps:
s1, proportioning raw materials, namely, installing the materials required by preparing a tire main body 1, a tire bead interlayer 7, a supporting layer 8, a buffer layer 9, a ply 10 and an outer tire tread layer 11 according to the proportions;
s2, mixing and processing, namely processing various raw materials proportioned in the step S1, and processing the blank of the tire bead interlayer 7, the support layer 8, the buffer layer 9, the ply 10 and the cover tire tread layer 11 required by processing;
s3, connecting the blank, namely connecting the tire bead interlayer 7, the supporting layer 8, the buffer layer 9, the ply 10 and the outer tire tread layer 11 through the glue to obtain a tire blank;
s4, vulcanization molding, namely inputting the tire blank obtained in the step S3 into a vulcanizing machine for vulcanization treatment, and obtaining the tire after vulcanization molding.
According to the invention, the outer tire tread layer 11 is made of synthetic rubber, and the synthetic rubber is made of a copolymerization mixture of styrene and butadiene, so that the cost of the styrene is low, the ageing resistance and the wear resistance are better, the wear resistance and the service life of the tire can be greatly improved, the cost of the tire can be reduced, the production cost of the tire is reduced, meanwhile, the butadiene has good elasticity and good wear resistance, and the chemical property is stable in a low-temperature environment, on one hand, the wear resistance and the elasticity of the tire can be improved, and meanwhile, the rubber can be used in a low-temperature environment, so that the use environment of the tire is wider, the practicability of the device is improved, and the wear resistance of the tire is improved under the condition of reducing the number of layers of the tire, so that the running of a vehicle is more stable, the noise is smaller, and the stability is higher;
the supporting layer 8 is composed of a plurality of supporting rods 801, the supporting rods 801 are matched with the inner wall of the tire main body 1 in a U-shaped mode, the tire main body 1 can be supported, the supporting rods 801 are made of steel fibers, the strength of the steel fibers is high, the steel fibers have certain toughness, the tire main body 1 is buffered, the performance of the tire main body 1 is greatly improved, the ply 10 is woven in a diamond-shaped cross-shaped weaving mode through the first weaving line 101 and the second weaving line 102, a net-shaped structure is formed after the ply is woven, the tear resistance of the tire main body 1 is improved, and the quality of a tire is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a silence self-sealing tire, includes tire main body (1), its characterized in that, be provided with tire bead interlayer (7), supporting layer (8), buffer layer (9), ply (10) and cover tire tread layer (11) in tire main body (1), cover tire tread layer (11) set up in the outside, just be connected through EVO glue between the lateral wall of cover tire tread layer (11) and the inner wall of tire main body (1), ply (10) are located the radial inboard of cover tire tread layer (11), just be connected through gelatin between ply (10) and cover tire tread layer (11), buffer layer (9) set up in ply (10) keep away from the surface of cover tire tread layer (11), just be connected through gum tragacanth between buffer layer (9) and ply (10), supporting layer (8) set up in the surface of keeping away from (10) at buffer layer (9), just adopt shellac to connect between supporting layer (8) and the inner wall of tire main body (1), supporting layer (7) set up in supporting layer (8) and keep away from between layer (9) and the tire bead layer (11) through the side of rubber, the layer is made of styrene-butadiene rubber (8) and the mixture is the tire bead interlayer, the copolymerization ratio of the styrene to the butadiene is 1:3, and the styrene and the butadiene are added with a viscose in the mixing process, wherein the viscose accounts for 5% of the total copolymerization amount of the styrene and the butadiene;
the supporting layer (8) is composed of a plurality of supporting rods (801), the supporting rods (801) are all U-shaped, the supporting rods (801) are distributed at equal intervals in the circumferential direction, and the supporting rods (801) are made of steel fibers;
the ply (10) is made of synthetic fibers, the synthetic fibers are made of a mixture of glass fibers, polyester fibers and nylon fibers, and the ratio of the glass fibers to the polyester fibers to the nylon fibers is 1:1:1; the ply (10) is composed of first braided wires (101) and second braided wires (102), and the first braided wires (101) and the second braided wires (102) are braided in a diamond-shaped crossed mode;
the buffer layer (9) is made of polyisoprene and polypropylene, and the ratio of the polyisoprene to the polypropylene is 1:1, and in the process of mixing the polyisoprene with the polypropylene, adding silicon rubber into the mixture, wherein the silicon rubber accounts for 30% of the total amount of the polyisoprene and the polypropylene.
2. A silent self-sealing tyre according to claim 1, characterized in that said bead barrier (7) is made of butyl rubber, and said butyl rubber is made of a composition of isobutene and isoprene, said ratio of isobutene to small amounts of isoprene being 20:1.
3. The silent self-sealing tire according to claim 2, wherein two symmetrically arranged drain ring grooves (5) are provided on the surface of the tire main body (1), and two drain ring grooves (5) are of annular design, and two groups of first anti-skid grooves (4) are further provided on the surface of the tire main body (1), wherein a plurality of the first anti-skid grooves (4) are all of transverse design, and a plurality of the first anti-skid grooves (4) of the same group are arranged at equal intervals in the circumferential direction.
4. A silent self-sealing tyre according to claim 3, characterized in that the tyre body (1) is provided with a plurality of second anti-skid grooves (6), the second anti-skid grooves (6) are all in V-shape design, the second anti-skid grooves (6) are distributed at equal intervals in the circumferential direction, and two ends of the second anti-skid grooves (6) are respectively communicated with two drain ring grooves (5).
5. A method for preparing a silent self-sealing tyre according to any one of claims 1 to 4, characterized in that it comprises the following preparation steps:
s1, proportioning raw materials, namely proportioning materials required for preparing a tire main body (1), a tire bead interlayer (7), a supporting layer (8), a buffer layer (9), a ply (10) and an outer tire tread layer (11) according to the proportion;
s2, mixing and processing, namely processing various raw materials proportioned in the step S1, and processing the blank of the tire bead interlayer (7), the support layer (8), the buffer layer (9), the ply (10) and the outer tire tread layer (11) required by processing;
s3, connecting the blank, namely connecting the tire bead interlayer (7), the supporting layer (8), the buffer layer (9), the ply (10) and the outer tire tread layer (11) through the glue to obtain a tire blank;
s4, vulcanization molding, namely inputting the tire blank obtained in the step S3 into a vulcanizing machine for vulcanization treatment, and obtaining the tire after vulcanization molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211364089.0A CN115891508B (en) | 2022-11-02 | 2022-11-02 | Rubber composition for silent self-sealing tire and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211364089.0A CN115891508B (en) | 2022-11-02 | 2022-11-02 | Rubber composition for silent self-sealing tire and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115891508A CN115891508A (en) | 2023-04-04 |
| CN115891508B true CN115891508B (en) | 2023-12-19 |
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| CN116968360A (en) * | 2023-09-15 | 2023-10-31 | 青岛众屹科锐工程技术有限公司 | A silent cotton self-sealing tire composite production line |
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| FR1380410A (en) * | 1961-04-20 | 1964-12-04 | Us Rubber Co | Manufacture of a tire tread from a polybutadiene or a copolymer of butadiene and styrene |
| US5383992A (en) * | 1991-12-30 | 1995-01-24 | Bridgestone Corporation | Method and device for producing a toroidal road vehicle tire carcass |
| WO2000078562A1 (en) * | 1999-06-21 | 2000-12-28 | Shishiai-Kabushikigaisha | Low-noise tire |
| FR2844478A1 (en) * | 2002-09-12 | 2004-03-19 | Jean Gergele | Vehicle wheel with non-pneumatic tire has tire made with side walls containing reinforcing cables or cords separated by low-friction material |
| WO2005056665A1 (en) * | 2003-12-12 | 2005-06-23 | Lanxess Inc. | Rubber composition for tire treads |
| JP2009234567A (en) * | 2008-03-04 | 2009-10-15 | Bridgestone Corp | Non-pneumatic tire |
| KR20140059490A (en) * | 2012-11-08 | 2014-05-16 | 현대자동차주식회사 | Method of low-fuel and low-weight tire using by skim rubber less for automobile |
| JP2016210305A (en) * | 2015-05-11 | 2016-12-15 | 住友ゴム工業株式会社 | Motorcycle tire and method for manufacturing motorcycle tire |
| CN107471919A (en) * | 2017-08-16 | 2017-12-15 | 熊国武 | A kind of compound tyre surface of puncture-proof tyre |
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| US9073278B2 (en) * | 2011-10-27 | 2015-07-07 | The Goodyear Tire & Rubber Company | Geodesic pneumatic tire with braided carcass |
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| CN115891508A (en) | 2023-04-04 |
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