CN114013218A - Explosion-proof and wear-resistant bicycle cover tire and processing method thereof - Google Patents
Explosion-proof and wear-resistant bicycle cover tire and processing method thereof Download PDFInfo
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- CN114013218A CN114013218A CN202111297824.6A CN202111297824A CN114013218A CN 114013218 A CN114013218 A CN 114013218A CN 202111297824 A CN202111297824 A CN 202111297824A CN 114013218 A CN114013218 A CN 114013218A
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- 238000003672 processing method Methods 0.000 title claims description 13
- 230000004888 barrier function Effects 0.000 claims abstract description 54
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 16
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 16
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 229920001971 elastomer Polymers 0.000 claims description 76
- 239000005060 rubber Substances 0.000 claims description 76
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 28
- 239000005062 Polybutadiene Substances 0.000 claims description 16
- 229920002857 polybutadiene Polymers 0.000 claims description 16
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 16
- 244000043261 Hevea brasiliensis Species 0.000 claims description 14
- 235000021355 Stearic acid Nutrition 0.000 claims description 14
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 14
- 239000006229 carbon black Substances 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 14
- 238000002474 experimental method Methods 0.000 claims description 14
- 229910021385 hard carbon Inorganic materials 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 14
- 229920003052 natural elastomer Polymers 0.000 claims description 14
- 229920001194 natural rubber Polymers 0.000 claims description 14
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 14
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 14
- 239000008117 stearic acid Substances 0.000 claims description 14
- 229910052717 sulfur Inorganic materials 0.000 claims description 14
- 239000011593 sulfur Substances 0.000 claims description 14
- 239000011787 zinc oxide Substances 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 7
- 239000003921 oil Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- 239000010734 process oil Substances 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 7
- 238000007334 copolymerization reaction Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 2
- 230000003064 anti-oxidating effect Effects 0.000 abstract description 2
- 238000004880 explosion Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000009467 reduction Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C19/00—Tyre parts or constructions not otherwise provided for
- B60C19/12—Puncture preventing arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
- B60C1/0041—Compositions of the carcass layers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Tires In General (AREA)
Abstract
The invention discloses an explosion-proof and wear-resistant bicycle cover tire, which comprises a cover tire main body (1) and a blocking layer (2), and is characterized in that: the inner part of the tyre main body (1) is provided with a barrier layer (2). The bicycle cover tire manufactured by the method has the advantages that the aging time of the bicycle cover tire can be prolonged due to the added anti-aging agent and the antioxidant, so that the bicycle cover tire is more durable, the anti-oxidation capacity of the bicycle cover tire is stronger, the bicycle cover tire is convenient to use, the manufactured bicycle cover tire is more durable, the bicycle cover tire is prevented from being worn by the cover tire, the bicycle cover tire is easily inserted by sharp objects, the abrasion resistance and the explosion resistance of the bicycle cover tire are stronger, and the safety performance of the bicycle cover tire is better when the bicycle cover tire is inserted by the bicycle tire through the structure.
Description
Technical Field
The invention relates to the technical field of bicycle cover tires, in particular to an explosion-proof and wear-resistant bicycle cover tire and a processing method thereof.
Background
Bicycles, also known as bicycles or bicycles, are typically two-wheeled small land vehicles. After a person rides the vehicle, the person steps on the pedal as power, and the vehicle is a green and environment-friendly vehicle. The bicycle is of various types, including single-person bicycles, double-person bicycles and multi-person bicycles.
Can be used as an environment-friendly vehicle for riding instead of walking and going out; more and more people use bicycles as fitness equipment for riding exercise and bicycle travel; the bicycle itself is also a sport event, including road bike racing, mountain bike racing, field bike racing, stunt bike racing, and the like.
By 2019, the bicycle society of China holds nearly 4 hundred million bicycles and nearly 3 hundred million electric bicycles, and the bicycles are the first in the world. For the bicycle, the outer tire of the bicycle has a great effect, the stability of the bicycle is enhanced, and the bicycle can be conveniently ridden.
However, the existing bicycle tyre has the following defects in use, such as;
its explosion-proof ability is not strong, and current bicycle cover tire in use is because for the lightweight tire to lead to the child skin only thin one deck, thereby be difficult to stand the piercing through of sharp-pointed stone, glass, branch, thereby lead to blowing out, and its wearability is not high, and its wearability is not strong in use to current bicycle cover tire, thereby takes place wearing and tearing easily when using, thereby leads to its bicycle braking performance to weaken, takes place danger easily.
Therefore, an explosion-proof and wear-resistant bicycle tire and a processing method thereof are provided so as to solve the problems mentioned above.
Disclosure of Invention
The invention aims to provide an explosion-proof and wear-resistant bicycle cover tire and a processing method thereof, and aims to solve the problems that the explosion-proof capability is not strong, the tire burst is not caused due to the fact that only one thin layer of tire skin is formed when the existing bicycle cover tire is used for lightening the tire, the tire skin is not easy to withstand the penetration of sharp stones, glass and branches, and the abrasion resistance is not high, and the existing bicycle cover tire is not strong in abrasion resistance when in use, so that the abrasion is easy to occur when the existing bicycle cover tire is used, the braking performance of the bicycle is weakened, and the danger is easy to occur.
In order to achieve the purpose, the invention provides the following technical scheme: an explosion-proof and wear-resistant bicycle tire comprises a tire body and a blocking layer, wherein the blocking layer is arranged in the tire body.
Preferably, the barrier layer is installed inside the cover tire main part, and the barrier layer is provided with two layers to the through-hole structure has been seted up on the barrier layer.
An explosion-proof wear-resistant bicycle cover tire and a processing method thereof are characterized in that: the mixed raw materials comprise the following components: natural rubber: 20-50 parts of butadiene rubber: 20-50 parts of styrene butadiene rubber, 60-90 parts of stearic acid: 2-10 parts of zinc oxide, 3-15 parts of antioxidant: 3-15 parts of antioxidant: 3-15 parts of operating oil: 10-30 parts of hard carbon black: 50-80 parts of a scorch retarder: 1-5 parts of accelerator: 1-5 parts of sulfur: 2-10 parts, which sequentially comprises the following steps:
(1) preparing a rubber compound: plasticizing natural rubber, butadiene rubber and styrene butadiene rubber on an open mill, cooling, putting into an internal mixer, mixing for 1min, adding stearic acid, zinc oxide, an anti-aging agent, an accelerator, process oil and an antioxidant into the internal mixer, continuing to mix for 2min, adding hard carbon black into the internal mixer, mixing for 4 min, adding sulfur into the internal mixer, continuing to mix for 2min to obtain a mixed rubber
(2) Manufacturing a tire: the rubber compound is pressed into rubber sheets through the rollers, then the rubber sheets are cut into rubber strips, then the rubber strips are placed into the plastic extruding machine, the machine heats the rubber to enable the rubber to be softened, then the rubber strips are extruded out of the tire surface of the single-wheel tire through the die, then the rubber strips are cooled in water to enable the rubber strips to be hardened and formed, and then the rubber strips are printed and marked through the marking device.
(3) Shaping a tire: the tire is placed into a clam-shaped mold, which is then shaped to mix the various materials and allow them to harden.
(4) Processing a tire: the processed barrier layer is melted by heating so as to be connected with the tire, then a finished product is obtained, and then a wear resistance experiment or an anti-puncture experiment can be carried out on the finished product so as to detect the finished product.
Preferably, the initial temperature of the step (1) is 45 ℃, and the rotating speed of a rotor is 60 r/min.
Preferably, the tread of the single-wheel tire extruded in the step (2) is thicker in the middle and thinner at the edges.
Preferably, the butadiene rubber and the styrene butadiene rubber are both prepared by copolymerization technology.
Preferably, the temperature of the cooling water in the step (2) is normal temperature.
Preferably, the temperature during the heating in the step (2) is 160 ℃.
Preferably, the antioxidant is antioxidant 1076.
Compared with the prior art, the invention has the beneficial effects that: the explosion-proof and wear-resistant bicycle outer tire;
the bicycle tire manufactured by the method has the advantages that the aging time of the bicycle tire can be delayed due to the added anti-aging agent and the added antioxidant, so that the bicycle tire is more durable, the anti-oxidation capacity of the bicycle tire is stronger, the bicycle tire is convenient to use, the manufactured bicycle tire is more durable, the bicycle tire is prevented from being easily inserted by sharp objects due to abrasion of the tire, the abrasion resistance and the explosion resistance of the bicycle tire are stronger, and the safety performance of the bicycle tire is better when the bicycle tire is inserted by the bicycle tire through the structure of the bicycle tire.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. a cover tire main body; 2. and a barrier layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an explosion-proof wear-resisting bicycle cover tire, includes cover tire main part 1, barrier layer 2, and cover tire main part 1 is inside to be provided with barrier layer 2.
The barrier layer 2 is installed inside cover tire main part 1, and barrier layer 2 is provided with two-layerly, and the through-hole structure has been seted up on the barrier layer 2, when meeting external puncture, cover tire main part 1 begins to leak gas, and later the gas in two barrier layers 2 will spread through the through-hole structure on the barrier layer 2, thereby can prevent that the gas of cover tire main part 1 inside is whole to be scattered, thereby lead to the stability reduction when riding, make it fall down easily, harm its healthy.
The mixed raw materials comprise the following components: natural rubber: 20 parts of butadiene rubber: 20 parts, styrene butadiene rubber 60 parts, stearic acid: 2 parts of zinc oxide, 3 parts of antioxidant: 3 parts of antioxidant: 3 parts of operating oil: 10 parts of hard carbon black: 50 parts of a scorch retarder: 1 part of accelerator: 1 part and sulfur: 2 parts, sequentially comprising the following steps:
(1) preparing a rubber compound: plasticating natural rubber, butadiene rubber and styrene butadiene rubber on an open mill, cooling, adding an internal mixer with the initial temperature of 45 ℃ and the rotor rotation speed of 60r/min, mixing for 1min, adding stearic acid, zinc oxide, an anti-aging agent, an accelerator, process oil and an antioxidant 1076 into the internal mixer, continuing to mix for 2min, adding hard carbon black into the internal mixer, mixing for 4 min, adding sulfur into the internal mixer, continuing to mix for 2min to obtain mixed rubber
(2) Manufacturing a tire: the rubber compound is pressed into rubber sheets through the rollers, then the rubber sheets are cut into rubber strips, then the rubber strips are placed into the plastic extruding machine, the machine heats the rubber, the heating temperature is 160 ℃, the rubber is softened, then the rubber passes through the die, the middle of the tread is extruded to form the tread of the single-wheel tire, the edge of the tread of the single-wheel tire is thin, then the tread of the single-wheel tire is placed into cooling water at normal temperature to be cooled, the tread is hardened and formed, and then the mark is printed through the marking device.
(3) Shaping a tire: the tire is placed into a clam-shaped mold, which is then shaped to mix the various materials and allow them to harden.
(4) Processing a tire: the processed barrier layer 2 is melted by heating, so that the barrier layer is connected with a tire, a finished product is obtained, and then a wear resistance experiment or a puncture resistance experiment can be performed on the finished product, so that the finished product is detected.
Example two
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an explosion-proof wear-resisting bicycle cover tire, includes cover tire main part 1, barrier layer 2, and cover tire main part 1 is inside to be provided with barrier layer 2.
The barrier layer 2 is installed inside cover tire main part 1, and barrier layer 2 is provided with two-layerly, and the through-hole structure has been seted up on the barrier layer 2, when meeting external puncture, cover tire main part 1 begins to leak gas, and later the gas in two barrier layers 2 will spread through the through-hole structure on the barrier layer 2, thereby can prevent that the gas of cover tire main part 1 inside is whole to be scattered, thereby lead to the stability reduction when riding, make it fall down easily, harm its healthy.
The mixed raw materials comprise the following components: natural rubber: 25 parts of butadiene rubber: 25 parts, 65 parts of styrene butadiene rubber, and stearic acid: 4 parts of zinc oxide, 6 parts of an anti-aging agent: 6 parts of antioxidant: 6 parts of operating oil: 15 parts of hard carbon black: 55 parts of a scorch retarder: 2 parts of accelerator: 2 parts of sulfur: 4 parts, sequentially comprising the following steps:
(1) preparing a rubber compound: plasticating natural rubber, butadiene rubber and styrene butadiene rubber on an open mill, cooling, adding an internal mixer with the initial temperature of 45 ℃ and the rotor rotation speed of 60r/min, mixing for 1min, adding stearic acid, zinc oxide, an anti-aging agent, an accelerator, process oil and an antioxidant 1076 into the internal mixer, continuing to mix for 2min, adding hard carbon black into the internal mixer, mixing for 4 min, adding sulfur into the internal mixer, continuing to mix for 2min to obtain mixed rubber
(2) Manufacturing a tire: the rubber compound is pressed into rubber sheets through the rollers, then the rubber sheets are cut into rubber strips, then the rubber strips are placed into the plastic extruding machine, the machine heats the rubber, the heating temperature is 160 ℃, the rubber is softened, then the rubber passes through the die, the middle of the tread is extruded to form the tread of the single-wheel tire, the edge of the tread of the single-wheel tire is thin, then the tread of the single-wheel tire is placed into cooling water at normal temperature to be cooled, the tread is hardened and formed, and then the mark is printed through the marking device.
(3) Shaping a tire: the tire is placed into a clam-shaped mold, which is then shaped to mix the various materials and allow them to harden.
(4) Processing a tire: the processed barrier layer 2 is melted by heating, so that the barrier layer is connected with a tire, a finished product is obtained, and then a wear resistance experiment or a puncture resistance experiment can be performed on the finished product, so that the finished product is detected.
EXAMPLE III
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an explosion-proof wear-resisting bicycle cover tire, includes cover tire main part 1, barrier layer 2, and cover tire main part 1 is inside to be provided with barrier layer 2.
The barrier layer 2 is installed inside cover tire main part 1, and barrier layer 2 is provided with two-layerly, and the through-hole structure has been seted up on the barrier layer 2, when meeting external puncture, cover tire main part 1 begins to leak gas, and later the gas in two barrier layers 2 will spread through the through-hole structure on the barrier layer 2, thereby can prevent that the gas of cover tire main part 1 inside is whole to be scattered, thereby lead to the stability reduction when riding, make it fall down easily, harm its healthy.
The mixed raw materials comprise the following components: natural rubber: 30 parts of butadiene rubber: 30 parts, styrene butadiene rubber 70 parts, stearic acid: 6 parts of zinc oxide, 9 parts of anti-aging agent: 9 parts of antioxidant: 9 parts of operating oil: 20 parts of hard carbon black: 60 parts of a scorch retarder: 3 parts of accelerator: 3 parts of sulfur: 6 parts, sequentially comprising the following steps:
(1) preparing a rubber compound: plasticating natural rubber, butadiene rubber and styrene butadiene rubber on an open mill, cooling, adding an internal mixer with the initial temperature of 45 ℃ and the rotor rotation speed of 60r/min, mixing for 1min, adding stearic acid, zinc oxide, an anti-aging agent, an accelerator, process oil and an antioxidant 1076 into the internal mixer, continuing to mix for 2min, adding hard carbon black into the internal mixer, mixing for 4 min, adding sulfur into the internal mixer, continuing to mix for 2min to obtain mixed rubber
(2) Manufacturing a tire: the rubber compound is pressed into rubber sheets through the rollers, then the rubber sheets are cut into rubber strips, then the rubber strips are placed into the plastic extruding machine, the machine heats the rubber, the heating temperature is 160 ℃, the rubber is softened, then the rubber passes through the die, the middle of the tread is extruded to form the tread of the single-wheel tire, the edge of the tread of the single-wheel tire is thin, then the tread of the single-wheel tire is placed into cooling water at normal temperature to be cooled, the tread is hardened and formed, and then the mark is printed through the marking device.
(3) Shaping a tire: the tire is placed into a clam-shaped mold, which is then shaped to mix the various materials and allow them to harden.
(4) Processing a tire: the processed barrier layer 2 is melted by heating, so that the barrier layer is connected with a tire, a finished product is obtained, and then a wear resistance experiment or a puncture resistance experiment can be performed on the finished product, so that the finished product is detected.
Example four
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an explosion-proof wear-resisting bicycle cover tire, includes cover tire main part 1, barrier layer 2, and cover tire main part 1 is inside to be provided with barrier layer 2.
The barrier layer 2 is installed inside cover tire main part 1, and barrier layer 2 is provided with two-layerly, and the through-hole structure has been seted up on the barrier layer 2, when meeting external puncture, cover tire main part 1 begins to leak gas, and later the gas in two barrier layers 2 will spread through the through-hole structure on the barrier layer 2, thereby can prevent that the gas of cover tire main part 1 inside is whole to be scattered, thereby lead to the stability reduction when riding, make it fall down easily, harm its healthy.
The mixed raw materials comprise the following components: natural rubber: 40 parts of butadiene rubber: 40 parts, 80 parts of styrene butadiene rubber, and stearic acid: 8 parts, 12 parts of zinc oxide and an anti-aging agent: 12 parts of antioxidant: 12 parts of operating oil: 25 parts of hard carbon black: 70 parts of a scorch retarder: 4 parts of accelerator: 4 parts of sulfur: 8 parts, sequentially comprising the following steps:
(1) preparing a rubber compound: plasticating natural rubber, butadiene rubber and styrene butadiene rubber on an open mill, cooling, adding an internal mixer with the initial temperature of 45 ℃ and the rotor rotation speed of 60r/min, mixing for 1min, adding stearic acid, zinc oxide, an anti-aging agent, an accelerator, process oil and an antioxidant 1076 into the internal mixer, continuing to mix for 2min, adding hard carbon black into the internal mixer, mixing for 4 min, adding sulfur into the internal mixer, continuing to mix for 2min to obtain mixed rubber
(2) Manufacturing a tire: the rubber compound is pressed into rubber sheets through the rollers, then the rubber sheets are cut into rubber strips, then the rubber strips are placed into the plastic extruding machine, the machine heats the rubber, the heating temperature is 160 ℃, the rubber is softened, then the rubber passes through the die, the middle of the tread is extruded to form the tread of the single-wheel tire, the edge of the tread of the single-wheel tire is thin, then the tread of the single-wheel tire is placed into cooling water at normal temperature to be cooled, the tread is hardened and formed, and then the mark is printed through the marking device.
(3) Shaping a tire: the tire is placed into a clam-shaped mold, which is then shaped to mix the various materials and allow them to harden.
(4) Processing a tire: the processed barrier layer 2 is melted by heating, so that the barrier layer is connected with a tire, a finished product is obtained, and then a wear resistance experiment or a puncture resistance experiment can be performed on the finished product, so that the finished product is detected.
EXAMPLE five
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an explosion-proof wear-resisting bicycle cover tire, includes cover tire main part 1, barrier layer 2, and cover tire main part 1 is inside to be provided with barrier layer 2.
The barrier layer 2 is installed inside cover tire main part 1, and barrier layer 2 is provided with two-layerly, and the through-hole structure has been seted up on the barrier layer 2, when meeting external puncture, cover tire main part 1 begins to leak gas, and later the gas in two barrier layers 2 will spread through the through-hole structure on the barrier layer 2, thereby can prevent that the gas of cover tire main part 1 inside is whole to be scattered, thereby lead to the stability reduction when riding, make it fall down easily, harm its healthy.
The mixed raw materials comprise the following components: natural rubber: 50 parts of butadiene rubber: 50 parts, 90 parts of styrene butadiene rubber, and stearic acid: 10 parts, 15 parts of zinc oxide and an anti-aging agent: 15 parts of antioxidant: 15 parts of operating oil: 30 parts of hard carbon black: 80 parts of a scorch retarder: 5 parts of accelerator: 5 parts of sulfur: 10 parts, sequentially comprising the following steps:
(1) preparing a rubber compound: plasticating natural rubber, butadiene rubber and styrene butadiene rubber on an open mill, cooling, adding an internal mixer with the initial temperature of 45 ℃ and the rotor rotation speed of 60r/min, mixing for 1min, adding stearic acid, zinc oxide, an anti-aging agent, an accelerator, process oil and an antioxidant 1076 into the internal mixer, continuing to mix for 2min, adding hard carbon black into the internal mixer, mixing for 4 min, adding sulfur into the internal mixer, continuing to mix for 2min to obtain mixed rubber
(2) Manufacturing a tire: the rubber compound is pressed into rubber sheets through the rollers, then the rubber sheets are cut into rubber strips, then the rubber strips are placed into the plastic extruding machine, the machine heats the rubber, the heating temperature is 160 ℃, the rubber is softened, then the rubber passes through the die, the middle of the tread is extruded to form the tread of the single-wheel tire, the edge of the tread of the single-wheel tire is thin, then the tread of the single-wheel tire is placed into cooling water at normal temperature to be cooled, the tread is hardened and formed, and then the mark is printed through the marking device.
(3) Shaping a tire: the tire is placed into a clam-shaped mold, which is then shaped to mix the various materials and allow them to harden.
(4) Processing a tire: the processed barrier layer 2 is melted by heating, so that the barrier layer is connected with a tire, a finished product is obtained, and then a wear resistance experiment or a puncture resistance experiment can be performed on the finished product, so that the finished product is detected.
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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an explosion-proof wear-resisting bicycle cover tire, includes cover tire main part (1), barrier layer (2), its characterized in that: the inner part of the tyre main body (1) is provided with a barrier layer (2).
2. An explosion-proof, wear-resistant bicycle tire casing according to claim 1, wherein: the blocking layer (2) is arranged inside the outer tire main body (1), the blocking layer (2) is provided with two layers, and the blocking layer (2) is provided with a through hole structure.
3. An explosion-proof and wear-resistant bicycle tire casing and a processing method thereof according to claim 2, wherein: the mixed raw materials comprise the following components: natural rubber: 20-50 parts of butadiene rubber: 20-50 parts of styrene butadiene rubber, 60-90 parts of stearic acid: 2-10 parts of zinc oxide, 3-15 parts of antioxidant: 3-15 parts of antioxidant: 3-15 parts of operating oil: 10-30 parts of hard carbon black: 50-80 parts of a scorch retarder: 1-5 parts of accelerator: 1-5 parts of sulfur: 2-10 parts, which sequentially comprises the following steps:
(1) preparing a rubber compound: plasticizing natural rubber, butadiene rubber and styrene butadiene rubber on an open mill, cooling, putting into an internal mixer, mixing for 1min, adding stearic acid, zinc oxide, an anti-aging agent, an accelerator, process oil and an antioxidant into the internal mixer, continuing to mix for 2min, adding hard carbon black into the internal mixer, mixing for 4 min, adding sulfur into the internal mixer, continuing to mix for 2min to obtain a mixed rubber
(2) Manufacturing a tire: the rubber compound is pressed into rubber sheets through the rollers, then the rubber sheets are cut into rubber strips, then the rubber strips are placed into the plastic extruding machine, the machine heats the rubber to enable the rubber to be softened, then the rubber strips are extruded out of the tire surface of the single-wheel tire through the die, then the rubber strips are cooled in water to enable the rubber strips to be hardened and formed, and then the rubber strips are printed and marked through the marking device.
(3) Shaping a tire: the tire is placed into a clam-shaped mold, which is then shaped to mix the various materials and allow them to harden.
(4) Processing a tire: the processed barrier layer (2) is melted by heating so as to be connected with a tire, then a finished product is obtained, and then a wear resistance experiment or a puncture resistance experiment can be carried out on the finished product so as to detect the finished product.
4. An explosion-proof and wear-resistant bicycle tire casing and a processing method thereof according to claim 3, wherein: the initial temperature of the step (1) is 45 ℃, and the rotating speed of the rotor is 60 r/min.
5. An explosion-proof and wear-resistant bicycle tire casing and a processing method thereof according to claim 3, wherein: the single-wheel tire extruded in the step (2) is thick in the middle of the tire tread and thin at the edge.
6. An explosion-proof and wear-resistant bicycle tire casing and a processing method thereof according to claim 3, wherein: the butadiene rubber and the styrene butadiene rubber are both prepared by copolymerization technology.
7. An explosion-proof and wear-resistant bicycle tire casing and a processing method thereof according to claim 3, wherein: the temperature of the cooling water in the step (2) is normal temperature.
8. An explosion-proof and wear-resistant bicycle tire casing and a processing method thereof according to claim 3, wherein: the temperature during the heating in the step (2) is 160 ℃.
9. An explosion-proof and wear-resistant bicycle tire casing and a processing method thereof according to claim 3, wherein: the antioxidant is an antioxidant 1076.
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Application publication date: 20220208 |