CN112590271A - Pressure-bearing self-repairing process for tire - Google Patents
Pressure-bearing self-repairing process for tire Download PDFInfo
- Publication number
- CN112590271A CN112590271A CN202011308589.3A CN202011308589A CN112590271A CN 112590271 A CN112590271 A CN 112590271A CN 202011308589 A CN202011308589 A CN 202011308589A CN 112590271 A CN112590271 A CN 112590271A
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- Prior art keywords
- tire
- self
- repairing
- layer
- placing
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Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000008569 process Effects 0.000 title claims abstract description 17
- 239000010410 layer Substances 0.000 claims abstract description 52
- 239000003292 glue Substances 0.000 claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 17
- 239000012945 sealing adhesive Substances 0.000 claims abstract description 12
- 239000012790 adhesive layer Substances 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000010959 steel Substances 0.000 claims abstract description 6
- 238000004073 vulcanization Methods 0.000 claims description 27
- 238000003475 lamination Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000001131 transforming effect Effects 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 4
- 238000002407 reforming Methods 0.000 abstract description 3
- 210000001161 mammalian embryo Anatomy 0.000 description 9
- 230000006378 damage Effects 0.000 description 4
- 230000002026 carminative effect Effects 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Images
Classifications
-
- 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
- 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)
- B29D30/0681—Parts of pneumatic tyres; accessories, auxiliary operations
- B29D30/0685—Incorporating auto-repairing or self-sealing arrangements or agents on or into tyres
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention discloses a pressure-bearing self-repairing process for a tire, which comprises the following steps: step 1: the original plane design of the head of the forming machine is changed into a trapezoidal groove design; step 2: placing a sealing adhesive layer on the bottom layer on the trapezoidal groove, then placing a self-repairing adhesive layer on the sealing adhesive layer, and filling the trapezoidal groove to be consistent with the original forming machine head to form a plane; and step 3: and then placing the sealing glue layer and the cord thread, arranging steel wires on two sides for turning, and compacting the left and right lower pressing wheels from the middle to two sides after turning to form a tire blank with a self-repairing glue layer. The invention can realize the combination of the self-repairing glue layer and the tire blank by reforming the machine head of the forming machine and the vulcanized air tire, and does not change the internal structure of the tire, so that the tire keeps the self-repairing function in the service life, and the soft self-repairing glue does not delaminate, agglomerate and influence the uniformity of the tire.
Description
Technical Field
The invention relates to the technical field of tire processing, in particular to a tire pressure-bearing self-repairing process.
Background
The tire is one of the most important components on a vehicle, and mainly has the following functions: supporting the entire weight of the vehicle and bearing the load of the vehicle; the traction and braking torque force is transmitted, and the adhesion between the wheels and the road surface is ensured; the tire has the advantages that the vibration and impact force of the vehicle during running are reduced and absorbed, severe vibration and early damage to vehicle parts are prevented, the tire is suitable for high-speed performance of the vehicle, noise during running is reduced, running safety, operation stability, comfortableness and energy-saving economy are guaranteed, the tire has high bearing performance, traction performance and buffering performance, and meanwhile, high wear resistance and flexibility resistance, low rolling resistance and low heat generation are required.
In the running process of a vehicle, the phenomenon that the vehicle cannot run normally due to the fact that a tire is punctured is inevitable, most of the conventional tires do not have a self-repairing function, a special maintenance shop is needed, the repairing process is complicated, the service life of the repaired tire is greatly shortened, and the use cost of the tire of a user is increased; moreover, some tires with self-repairing structures can change the internal structure of the tire, so that the overall stability of the tire is poor, the normal use of the tire is affected, and improvement is needed.
Disclosure of Invention
The invention aims to provide a pressure-bearing self-repairing process for a tire, which aims to solve the technical problem.
In order to solve the technical problems, the invention adopts the following technical scheme: a pressure-bearing self-repairing process for a tire comprises the following steps:
step 1: the original plane design of the head of the forming machine is changed into a trapezoidal groove design;
step 2: placing a sealing adhesive layer on the bottom layer on the trapezoidal groove, then placing a self-repairing adhesive layer on the sealing adhesive layer, and filling the trapezoidal groove to be consistent with the original forming machine head to form a plane;
and step 3: then placing a sealing glue layer and a cord thread, arranging steel wires on two sides for turning, and compacting left and right lower pressing wheels from the middle to two sides after turning to form a tire blank with a self-repairing glue layer;
and 4, step 4: and (3) mounting the prepared tire blank on a vulcanizing machine, and vulcanizing the tire blank with the self-adhesive-repairing layer to prepare the puncture-proof tire.
Preferably, in step 2, the thickness of the self-repairing glue layer is 5-10 mm.
Preferably, in step 3, the left and right lower pressing wheels roll over the turned-over cord and then retract the pressing wheels, so that the pressing wheels do not press the self-repairing glue layer, the pressing wheels automatically rotate to the middle position of the machine head, namely the upper tire surface, and then the left and right pressing wheels are compacted from the middle to the two sides, and the purposes of internal lamination and edge pressing exhaust are achieved.
Preferably, in the step 4, the vulcanization air tire is modified when the tire blank with the self-repairing rubber layer is vulcanized, so that the original circular arc design of the vulcanization air tire is changed into the concave circular arc design, and the self-repairing rubber layer on the tire blank cannot be damaged due to the pressurization of the air tire during vulcanization to influence the use of the tire.
Preferably, in the step 4, the vulcanization temperature is 150 ℃ to 170 ℃.
Preferably, in step 4, the vulcanization time is 35 to 55 minutes.
The invention has the beneficial effects that:
the invention can realize the combination of the self-repairing glue layer and the tire blank by reforming the machine head of the forming machine and the vulcanized air tire, and does not change the internal structure of the tire, so that the tire keeps the self-repairing function in the service life, and the soft self-repairing glue does not delaminate, agglomerate and influence the uniformity of the tire.
Drawings
FIG. 1 is a schematic view of an improved head of a molding machine of the present invention;
fig. 2 is a schematic structural diagram of the improved wind tire of the invention.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-2, a tire pressure-bearing self-repairing process comprises the following steps:
step 1: the original plane design of the head of the forming machine is changed into a trapezoidal groove design;
step 2: placing a sealing adhesive layer on the bottom layer on the trapezoidal groove, then placing a self-repairing adhesive layer on the sealing adhesive layer, and filling the trapezoidal groove to be consistent with the original forming machine head to form a plane, wherein the thickness of the self-repairing adhesive layer is 8 mm;
and step 3: then placing a sealing glue layer and a cord thread, arranging steel wires on two sides for turning, and compacting left and right lower pressing wheels from the middle to two sides after turning to form a tire blank with a self-repairing glue layer; wherein, control the lower pinch roller and cross the take-up pulley behind the package cord of turning over for the pinch roller does not press the self-repair glue film, and the pinch roller is automatic to be rotated to the intermediate position-the tread of aircraft nose, then control the pinch roller and carry out the compaction to both sides by the centre, reach inside laminating, the carminative purpose of limit portion pressfitting, carry out the child embryo preparation of taking the self-repair glue film, combine to make child embryo and cord do not carry out the secondary expansion like this, can not lead to the fact the destruction because of increasing the self-repair glue film to child embryo inner structure.
And 4, step 4: the manufactured tire is arranged on a vulcanizing machine, and the tire blank with the self-repairing rubber layer is vulcanized to manufacture the puncture-proof tire, wherein the vulcanization air tire is transformed when the tire blank with the self-repairing rubber layer is vulcanized, so that the original circular arc design of the vulcanization air tire is changed into the concave circular arc design, and meanwhile, the self-repairing rubber layer on the tire blank cannot be damaged due to the pressurization of the air tire during vulcanization to influence the use; in the vulcanization process, the vulcanization temperature is 150 ℃ and the vulcanization time is 55 minutes.
Example 2
As shown in fig. 1-2, a tire pressure-bearing self-repairing process comprises the following steps:
step 1: the original plane design of the head of the forming machine is changed into a trapezoidal groove design;
step 2: placing a sealing adhesive layer on the bottom layer on the trapezoidal groove, then placing a self-repairing adhesive layer on the sealing adhesive layer, and filling the trapezoidal groove to be consistent with the original forming machine head to form a plane, wherein the thickness of the self-repairing adhesive layer is 6 mm;
and step 3: then placing a sealing glue layer and a cord thread, arranging steel wires on two sides for turning, and compacting left and right lower pressing wheels from the middle to two sides after turning to form a tire blank with a self-repairing glue layer; wherein, control the lower pinch roller and cross the take-up pulley behind the package cord of turning over for the pinch roller does not press the self-repair glue film, and the pinch roller is automatic to be rotated to the intermediate position-the tread of aircraft nose, then control the pinch roller and carry out the compaction to both sides by the centre, reach inside laminating, the carminative purpose of limit portion pressfitting, carry out the child embryo preparation of taking the self-repair glue film, combine to make child embryo and cord do not carry out the secondary expansion like this, can not lead to the fact the destruction because of increasing the self-repair glue film to child embryo inner structure.
And 4, step 4: the manufactured tire is arranged on a vulcanizing machine, and the tire blank with the self-repairing rubber layer is vulcanized to manufacture the puncture-proof tire, wherein the vulcanization air tire is transformed when the tire blank with the self-repairing rubber layer is vulcanized, so that the original circular arc design of the vulcanization air tire is changed into the concave circular arc design, and meanwhile, the self-repairing rubber layer on the tire blank cannot be damaged due to the pressurization of the air tire during vulcanization to influence the use; in the vulcanization process, the vulcanization temperature is 160 ℃ and the vulcanization time is 45 minutes.
Example 3
A pressure-bearing self-repairing process for a tire comprises the following steps:
step 1: the original plane design of the head of the forming machine is changed into a trapezoidal groove design;
step 2: placing a sealing adhesive layer on the bottom layer on the trapezoidal groove, then placing a self-repairing adhesive layer on the sealing adhesive layer, and filling the trapezoidal groove to be consistent with the original forming machine head to form a plane, wherein the thickness of the self-repairing adhesive layer is 10 mm;
and step 3: then placing a sealing glue layer and a cord thread, arranging steel wires on two sides for turning, and compacting left and right lower pressing wheels from the middle to two sides after turning to form a tire blank with a self-repairing glue layer; wherein, control the lower pinch roller and cross the take-up pulley behind the package cord of turning over for the pinch roller does not press the self-repair glue film, and the pinch roller is automatic to be rotated to the intermediate position-the tread of aircraft nose, then control the pinch roller and carry out the compaction to both sides by the centre, reach inside laminating, the carminative purpose of limit portion pressfitting, carry out the child embryo preparation of taking the self-repair glue film, combine to make child embryo and cord do not carry out the secondary expansion like this, can not lead to the fact the destruction because of increasing the self-repair glue film to child embryo inner structure.
And 4, step 4: the manufactured tire is arranged on a vulcanizing machine, and the tire blank with the self-repairing rubber layer is vulcanized to manufacture the puncture-proof tire, wherein the vulcanization air tire is transformed when the tire blank with the self-repairing rubber layer is vulcanized, so that the original circular arc design of the vulcanization air tire is changed into the concave circular arc design, and meanwhile, the self-repairing rubber layer on the tire blank cannot be damaged due to the pressurization of the air tire during vulcanization to influence the use; in the vulcanization process, the vulcanization temperature is 170 ℃ and the vulcanization time is 35 minutes.
In summary, the following steps: the invention can realize the combination of the self-repairing glue layer and the tire blank by reforming the machine head of the forming machine and the vulcanized air tire, and does not change the internal structure of the tire, so that the tire keeps the self-repairing function in the service life, and the soft self-repairing glue does not delaminate, agglomerate and influence the uniformity of the tire.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A pressure-bearing self-repairing process for a tire is characterized by comprising the following steps:
step 1: the original plane design of the head of the forming machine is changed into a trapezoidal groove design;
step 2: placing a sealing adhesive layer on the bottom layer on the trapezoidal groove, then placing a self-repairing adhesive layer on the sealing adhesive layer, and filling the trapezoidal groove to be consistent with the original forming machine head to form a plane;
and step 3: then placing a sealing glue layer and a cord thread, arranging steel wires on two sides for turning, and compacting left and right lower pressing wheels from the middle to two sides after turning to form a tire blank with a self-repairing glue layer;
and 4, step 4: and (3) mounting the prepared tire blank on a vulcanizing machine, and vulcanizing the tire blank with the self-adhesive-repairing layer to prepare the puncture-proof tire.
2. The tire pressure-bearing self-repairing process according to claim 1, characterized in that: in the step 2, the thickness of the self-repairing glue layer is 5-10 mm.
3. The tire pressure-bearing self-repairing process according to claim 1, characterized in that: and 3, rolling the left and right lower pressing wheels after the turning and wrapping cords so that the pressing wheels do not press the self-repairing glue layer, automatically rotating the pressing wheels to the middle position of the machine head, namely the upper tire surface, and then compacting the left and right pressing wheels from the middle to two sides to achieve the purposes of internal lamination and edge part pressing and exhausting.
4. The tire pressure-bearing self-repairing process according to claim 1, characterized in that: and 4, transforming the vulcanized air tire when vulcanizing the tire blank with the self-repairing rubber layer, so that the original circular arc design of the vulcanized air tire is changed into a concave circular arc design, and the self-repairing rubber layer on the tire blank cannot influence the use due to the fact that the internal structure of the tire is damaged by the pressurization of the air tire during vulcanization.
5. The tire pressure-bearing self-repairing process according to claim 1, characterized in that: in step 4, the vulcanization temperature during vulcanization is 150 ℃ to 170 ℃.
6. The tire pressure-bearing self-repairing process according to claim 1, characterized in that: in the step 4, the vulcanization time is 35-55 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011308589.3A CN112590271A (en) | 2020-11-20 | 2020-11-20 | Pressure-bearing self-repairing process for tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011308589.3A CN112590271A (en) | 2020-11-20 | 2020-11-20 | Pressure-bearing self-repairing process for tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112590271A true CN112590271A (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011308589.3A Pending CN112590271A (en) | 2020-11-20 | 2020-11-20 | Pressure-bearing self-repairing process for tire |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058234A (en) * | 2006-04-21 | 2007-10-24 | 米其林技术公司 | Improvement of an assembly drum designed for the production of self-supporting tyres |
| CN101073921A (en) * | 2007-06-06 | 2007-11-21 | 昊华南方(桂林)橡胶有限责任公司 | Method for covering cotton tyre cord reversely and shaping tyre case |
| CN109732958A (en) * | 2019-01-10 | 2019-05-10 | 江苏通用科技股份有限公司 | Review one's lessons by oneself the preparation method to mend a tire |
| CN110202809A (en) * | 2019-07-01 | 2019-09-06 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| CN110920114A (en) * | 2019-12-27 | 2020-03-27 | 萨驰华辰机械(苏州)有限公司 | Tire building drum |
| CN111469461A (en) * | 2020-05-15 | 2020-07-31 | 萨驰华辰机械(苏州)有限公司 | Tire building drum |
-
2020
- 2020-11-20 CN CN202011308589.3A patent/CN112590271A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058234A (en) * | 2006-04-21 | 2007-10-24 | 米其林技术公司 | Improvement of an assembly drum designed for the production of self-supporting tyres |
| CN101073921A (en) * | 2007-06-06 | 2007-11-21 | 昊华南方(桂林)橡胶有限责任公司 | Method for covering cotton tyre cord reversely and shaping tyre case |
| CN109732958A (en) * | 2019-01-10 | 2019-05-10 | 江苏通用科技股份有限公司 | Review one's lessons by oneself the preparation method to mend a tire |
| CN110202809A (en) * | 2019-07-01 | 2019-09-06 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| CN110920114A (en) * | 2019-12-27 | 2020-03-27 | 萨驰华辰机械(苏州)有限公司 | Tire building drum |
| CN111469461A (en) * | 2020-05-15 | 2020-07-31 | 萨驰华辰机械(苏州)有限公司 | Tire building drum |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210402 |
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| RJ01 | Rejection of invention patent application after publication |