CN110712479A - Novel puncture-proof folding tire and preparation process thereof - Google Patents
Novel puncture-proof folding tire and preparation process thereof Download PDFInfo
- Publication number
- CN110712479A CN110712479A CN201910953690.5A CN201910953690A CN110712479A CN 110712479 A CN110712479 A CN 110712479A CN 201910953690 A CN201910953690 A CN 201910953690A CN 110712479 A CN110712479 A CN 110712479A
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- Prior art keywords
- tire
- rubber
- steel wire
- puncture
- proof
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- Pending
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 68
- 239000010959 steel Substances 0.000 claims abstract description 68
- 239000000463 material Substances 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 16
- 238000004073 vulcanization Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000004513 sizing Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 5
- 208000002193 Pain Diseases 0.000 claims description 4
- 238000010070 extrusion (rubber) Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 239000004760 aramid Substances 0.000 claims description 3
- 229920003235 aromatic polyamide Polymers 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000001605 fetal effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
Images
Classifications
-
- 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
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
- B60C9/1807—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers comprising fabric reinforcements
-
- 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)
-
- 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
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/04—Bead cores
-
- 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
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/04—Bead cores
- B60C2015/042—Bead cores characterised by the material of the core, e.g. alloy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tyre Moulding (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a novel puncture-proof folding tire and a preparation process thereof, wherein the tire comprises a tire body, the two end edges of the tire body are provided with tire lips, the tire lips are internally wrapped with copper-plated rubber-coated soft steel wire rings, the tire crown of the tire body is attached with tread rubber containing puncture-proof rubber, and the side wall of the tire body is positioned above the tire lips and is attached with a light-reflecting belt. According to the invention, the optimal folding performance of the tire is ensured by the arrangement of the copper-plated soft steel wire ring coated with the rubber, meanwhile, the waterproofness of the soft steel wire ring is improved, and the possibility of rusting of the steel wire ring is reduced.
Description
Technical Field
The invention relates to the technical field of tires, in particular to a novel puncture-proof folding tire and a preparation process thereof.
Background
The tire is a circular ring-shaped elastic rubber product which is assembled on various vehicles or machines and is used under complicated and harsh conditions, bears various deformation, load, force and high and low temperature effects during running, and therefore has high bearing performance, traction performance and buffering performance, and simultaneously has high wear resistance and flexibility resistance, low rolling resistance and heat generation.
However, the existing folding tire has complex process, such as the license bulletin number: CN205273060U, a plurality of rings which are not contacted with each other are wrapped in the tire lip, the manufacture is complicated, the mass production is difficult, and the existing tire has single variety and only has the folding function.
Disclosure of Invention
The invention aims to solve the problems of difficult production and single function of a folding tire, and provides a novel puncture-proof folding tire and a preparation process thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
novel prevent stinging folding tire, including the tire body, tire body both ends edge is equipped with the child lip, be equipped with the soft steel wire winding of copper facing rubber in the child lip, the child crown subsides of tire body are covered and are had the tread rubber that contains to prevent stinging and glue.
As a further description of the above technical solution:
the side wall of the tire body is positioned above the tire bead and is pasted with a reflective belt.
The novel preparation process of the puncture-proof folding tire comprises the following steps:
step one, steel wire ring forming: the soft steel wire rope preheating wheel is heated to 80 +/-10 ℃, the temperature of rubber materials is controlled to be 110 +/-10 ℃ by the rubber extrusion machine head through the cooling circulation system, the soft steel wires pass through the rubber extrusion machine head, a steel wire mouth and the rubber materials are arranged in the machine head, and then the soft steel wires are discharged through the steel wire discharging mouth to form the rubber-coated soft steel wires, the rubber-coated soft steel wires enter the steel wire forming disc, are automatically wound and formed, are automatically cut off and are automatically ejected out of the steel wire ring;
step two, forming of puncture-proof tire: the tread rubber sizing material is placed on the upper screw rod and the anti-puncture rubber sizing material doped with aramid short fiber is placed on the lower screw rod through a double-screw extruder, and the tread rubber and the anti-puncture rubber are automatically extruded together through a die;
step three, green tire forming: preparing materials such as soft steel wire rings, cord fabrics, tread rubber and the like, placing the cord fabrics on a middle drum of a forming machine, placing 1 soft steel wire ring on the left and right of a steel wire groove of the forming machine respectively, expanding the drum, automatically reversely wrapping the cord fabrics, and placing the tread rubber containing the puncture-proof rubber on the cord fabrics;
step four, vulcanization: setting the temperature of a vulcanization mould at 170 +/-10 ℃, setting the vulcanization pressure at 0.6-2.0 MPa, and setting the vulcanization time according to the thickness of the tire and the process standard;
step five, detection: inspecting the tire, folding and packaging the qualified products and warehousing.
As a further description of the above technical solution:
the soft steel wire rope is a copper-plated soft steel wire rope structure with the diameter of 0.93 +/-0.1 mm, and the copper-plated soft steel wire rope structure is formed by winding eight copper-plated steel wires with the diameter of 0.23mm as cores.
As a further description of the above technical solution:
the transition mouth type discharge port of the double-screw extruder is an upper outlet and a lower outlet.
As a further description of the above technical solution:
the double-screw extruder is provided with a tire tread rubber die plate and an anti-puncturing rubber die plate.
As a further description of the above technical solution:
the curtain cloth is automatically turned over when the expanding drum is used, and the overlapping width needs to be larger than 20 mm.
As a further description of the above technical solution:
after the green tire is formed, the forming machine is provided with the guide rod, and the light reflecting belt is attached to the upper part of the green tire bead through the guide rod.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
according to the invention, the optimal folding performance of the tire is ensured by the arrangement of the copper-plated soft steel wire ring coated with the rubber, meanwhile, the waterproofness of the soft steel wire ring is improved, and the possibility of rusting of the steel wire ring is reduced.
Drawings
FIG. 1 is a schematic view of a puncture-proof folded tire according to the present invention.
Illustration of the drawings:
1. a tread rubber; 2. the glue is prevented from being punctured; 3. a fetal lip; 4. a soft bead ring; 5. a reflective tape.
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.
Referring to fig. 1, the novel puncture-proof folding tire comprises a tire body, wherein tire lips 3 are arranged at two end edges of the tire body, copper-plated rubber-coated soft steel wire rings 4 are arranged in the tire lips 3, tread rubber 1 containing puncture-proof rubber 2 is attached to a tire crown of the tire body, a reflective belt 5 is attached to a portion, located above the tire lips 3, of a tire side of the tire body, and the reflective belt 5 enables driving at night to be safer.
Referring to fig. 1, the novel process for manufacturing the puncture-proof folding tire comprises the following steps:
step one, steel wire ring forming: the soft steel wire rope is a copper-plated soft steel wire rope structure with the diameter of 0.93 +/-0.1 mm, the copper-plated soft steel wire rope structure is formed by taking three copper-plated steel wires as cores and winding eight copper-plated steel wires with the diameter of 0.23mm, a 3+8X0.23 HT type copper-plated soft steel wire rope is used, a soft steel wire rope preheating wheel is heated to 80 +/-10 ℃, a rubber extruder head controls the temperature of rubber materials to be 110 +/-10 ℃ through a cooling and circulating system, the soft steel wire rope is heated by the preheating wheel and vertically enters the head of the rubber extruder through a steel wire rope feeding port, the soft steel wire rope passes through the rubber materials in the head of the rubber extruder and then comes out through a steel wire discharging port, because the head is vertical to the soft steel wire rope, the excessive rubber materials are discharged through the discharging port of the extruder and recycled, the size of the discharging port of the steel wire machine is controlled by the thickness of rubber coated on the steel wire rope, the discharging port diameter of the steel wire machine is 1, the rubber is filled among the thin steel wires in the steel wire rope due to the pressure of the rubber of the extruder head, the whole soft steel wire rope covered by the rubber is tightly combined to form a rubber-coated soft steel wire rope, and the rubber-coated soft steel wire rope enters a steel wire forming disc, is automatically wound, automatically formed and automatically disconnected and automatically pops out of the soft steel wire ring 4;
step two, forming of puncture-proof tire: through a double-screw extruder, tread rubber 1 sizing material is placed on an upper screw, anti-puncture rubber 2 sizing material doped with aramid short fiber is placed on a lower screw, and a transition opening type discharge port of the double-screw extruder is an upper outlet and a lower outlet, so that the tread rubber 1 and the anti-puncture rubber 2 are converged up and down, and the 2 sizing materials are not fused together, and has clear boundary, the double screw extruder is provided with a tread rubber 1 mouth-shaped plate and a puncture-proof rubber 2 mouth-shaped plate, the discharge surfaces of the two mouth-shaped plates are used together, the extruded tread rubber 1 and the puncture-proof rubber 2 are just completely combined and tightly combined, the design has the advantages that the tread rubber 1 and the puncture-proof rubber 2 are molded and automatically extruded together, the shape of the puncture-proof rubber 2 can be made into various shapes according to the requirement, the width can be from the tire crown to the tire bead 3, the thickness can be from 0.8-10 mm, and the tread rubber 1 and the puncture-proof rubber 2 are molded together and automatically extruded;
step three, green tire forming: preparing materials such as a soft steel wire ring 4, cord fabric, tread rubber 1 and the like, adjusting the width of a forming cylinder, the circumference of a middle drum and the circumference of a big drum, firstly, placing the cord fabric on the middle drum of a forming machine, wherein the type of the cord fabric can be 22-60 TPI according to the required density; secondly, placing 1 soft steel wire ring 4 on the left and right of the steel wire groove of the forming machine; thirdly, automatically turning over the cord fabric by using the expanding drum, and automatically turning over the cord fabric after the expanding drum, wherein the overlapping width is more than 20 mm; fourthly, placing tread rubber 1 containing puncture-proof rubber 2 on the cord fabric layer, wherein the tread rubber 1 can be from a tire crown to a tire bead 3, can also be only a tire crown without a tire side, and can also be colored, molding a green tire, after molding the green tire, installing a guide rod on a molding machine, wherein a groove with the width of 5mm is arranged in the guide rod, and a reflective belt 5 is attached to a position 15mm above the tire bead 3 of the green tire through the guide rod, and the tire produced by the method has 5 round reflective belts, is more attractive and safer to run at night;
step four, vulcanization: setting the temperature of a vulcanization mould at 170 +/-10 ℃, setting the vulcanization pressure at 0.6-2.0 MPa, and setting the vulcanization time according to the thickness of the tire and the process standard;
step five, detection: inspecting the tire, folding and packaging the qualified products and warehousing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. Novel prevent stinging folding tire, its characterized in that, including the tire body, tire body both ends edge is equipped with the child lip, be equipped with copper facing rubber coated soft steel wire winding in the child lip, the child crown subsides of tire body are covered and are contained the tread rubber of preventing stinging the rubber.
2. The novel stab-resistant folded tire as claimed in claim 1, wherein a reflective tape is adhered to the sidewall of the tire body above the bead.
3. A novel process for the preparation of a puncture-resistant folded tyre according to claim 1, characterized in that it comprises the following steps:
step one, steel wire ring forming: the soft steel wire rope preheating wheel is heated to 80 +/-10 ℃, the rubber extrusion machine head controls the temperature of rubber materials to be 110 +/-10 ℃ through a cooling circulating system, the soft steel wire is heated by the preheating wheel and then enters the machine head of the rubber extrusion machine, the rubber materials are arranged in the machine head and then are discharged through a steel wire discharging opening to form a rubber-coated soft steel wire rope, and the rubber-coated soft steel wire rope enters a steel wire forming disc, is automatically wound, automatically formed, automatically disconnected and automatically ejected;
step two, puncture-proof tire tread rubber: the tread rubber sizing material is placed on an upper screw rod and the anti-puncture rubber sizing material doped with aramid short fiber is placed on a lower screw rod through a double-screw extruder, and the tread rubber and the anti-puncture rubber are automatically extruded together through the molding of a die plate;
step three, green tire forming: preparing materials such as soft steel wire rings, cord fabrics, tread rubber and the like, placing the cord fabrics on a middle drum of a forming machine, placing 1 soft steel wire ring on the left and right of a steel wire groove of the forming machine respectively, expanding the drum, automatically reversely wrapping the cord fabrics, and placing the tread rubber containing the puncture-proof rubber on the cord fabrics;
step four, vulcanization: setting the temperature of a vulcanization mould at 170 +/-10 ℃, setting the vulcanization pressure at 0.6-2.0 MPa, and setting the vulcanization time according to the thickness of the tire and the process standard;
step five, detection: inspecting the tire, folding and packaging the qualified products and warehousing.
4. The novel process for preparing the stab-resistant foldable tire as claimed in claim 3, wherein the flexible steel wire rope is a copper-plated flexible steel wire rope structure with a diameter of 0.93 ± 0.1mm, and the copper-plated flexible steel wire rope structure is formed by winding eight copper-plated steel wires with a diameter of 0.23mm around a core of three copper-plated steel wires.
5. The novel stab-resistant folding tire manufacturing process as claimed in claim 3, wherein the transition port type discharge port of the twin-screw extruder is an upper outlet and a lower outlet.
6. A novel process for manufacturing a puncture-proof folded tire according to claim 3, wherein the twin-screw extruder is provided with a tread rubber die and a puncture-proof rubber die.
7. The novel stab-resistant folding tire manufacturing process as claimed in claim 3, wherein the cord fabric is automatically turned over when the drum is expanded, and the overlapping width needs to be larger than 20 mm.
8. The novel process for preparing the puncture-proof folding tire as claimed in claim 3, wherein after the green tire is formed, the forming machine is provided with a guide rod, and the light-reflecting belt is attached to the upper part of the bead of the green tire through the guide rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910953690.5A CN110712479A (en) | 2019-10-09 | 2019-10-09 | Novel puncture-proof folding tire and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910953690.5A CN110712479A (en) | 2019-10-09 | 2019-10-09 | Novel puncture-proof folding tire and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110712479A true CN110712479A (en) | 2020-01-21 |
Family
ID=69212363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910953690.5A Pending CN110712479A (en) | 2019-10-09 | 2019-10-09 | Novel puncture-proof folding tire and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110712479A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123220A (en) * | 1994-07-01 | 1996-05-29 | 固特异轮胎和橡胶公司 | Elastomers containing partially oriented reinforcing fibers, tires made using said elastomers, and a method therefor |
| CN2675434Y (en) * | 2003-03-04 | 2005-02-02 | 建泰橡胶(深圳)有限公司 | Safety reflective tyre |
| CN201745392U (en) * | 2009-12-08 | 2011-02-16 | 四川远星橡胶有限责任公司 | Puncture-resistant tire |
| CN204161005U (en) * | 2014-08-21 | 2015-02-18 | 广东雅迪科技发展有限公司 | A kind of motor cycle tire |
| CN205273060U (en) * | 2016-01-08 | 2016-06-01 | 蚌埠伊诺华轮胎有限公司 | Novel folding tire |
| JP2016129972A (en) * | 2015-01-14 | 2016-07-21 | 住友ゴム工業株式会社 | Bead wire and its manufacturing method, bead core and its manufacturing method, and pneumatic tire |
| CN206030967U (en) * | 2016-08-27 | 2017-03-22 | 厦门正新橡胶工业有限公司 | Folding tire structure of improvement |
| CN213108874U (en) * | 2019-10-09 | 2021-05-04 | 兰溪市华橡工贸有限公司 | Novel puncture-proof folding tire |
-
2019
- 2019-10-09 CN CN201910953690.5A patent/CN110712479A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123220A (en) * | 1994-07-01 | 1996-05-29 | 固特异轮胎和橡胶公司 | Elastomers containing partially oriented reinforcing fibers, tires made using said elastomers, and a method therefor |
| CN2675434Y (en) * | 2003-03-04 | 2005-02-02 | 建泰橡胶(深圳)有限公司 | Safety reflective tyre |
| CN201745392U (en) * | 2009-12-08 | 2011-02-16 | 四川远星橡胶有限责任公司 | Puncture-resistant tire |
| CN204161005U (en) * | 2014-08-21 | 2015-02-18 | 广东雅迪科技发展有限公司 | A kind of motor cycle tire |
| JP2016129972A (en) * | 2015-01-14 | 2016-07-21 | 住友ゴム工業株式会社 | Bead wire and its manufacturing method, bead core and its manufacturing method, and pneumatic tire |
| CN205273060U (en) * | 2016-01-08 | 2016-06-01 | 蚌埠伊诺华轮胎有限公司 | Novel folding tire |
| CN206030967U (en) * | 2016-08-27 | 2017-03-22 | 厦门正新橡胶工业有限公司 | Folding tire structure of improvement |
| CN213108874U (en) * | 2019-10-09 | 2021-05-04 | 兰溪市华橡工贸有限公司 | Novel puncture-proof folding tire |
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