CN111070509A - Fast and stable vulcanization shaping control process - Google Patents
Fast and stable vulcanization shaping control process Download PDFInfo
- Publication number
- CN111070509A CN111070509A CN201911071957.4A CN201911071957A CN111070509A CN 111070509 A CN111070509 A CN 111070509A CN 201911071957 A CN201911071957 A CN 201911071957A CN 111070509 A CN111070509 A CN 111070509A
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- Prior art keywords
- steam
- temperature
- inner tube
- mold
- fast
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
- B29C35/049—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using steam or damp
-
- 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)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0602—Vulcanising tyres; Vulcanising presses for tyres the vulcanising medium being in direct contact with the tyre
Abstract
The invention discloses a rapid and stable vulcanization and shaping control process, which relates to the technical field of tire vulcanization, in particular to a rapid and stable vulcanization and shaping control process, and comprises the following process steps: preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn; inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue; when the temperature of the inner tube reaches 130 ℃ and 160 ℃, introducing 1.3MPa of steam and continuously keeping for 1-3 minutes, wherein the temperature of the steam is kept at 180 ℃ and 200 ℃; when the temperature of the inner tube reaches 150 ℃ and 180 ℃, introducing steam of 2.6MPa and continuing for 3-5 minutes, and keeping the temperature in the mold at 200 ℃ and 240 ℃; the temperature is reduced to 150-170 ℃; the green tire is parked for 8-15 hours. The utility model provides an utilize resin glue to aerify the design after gluing fast-assembling inner tube of a tyre raw tire together, realize aerifing the design mode with ordinary inner tube of a tyre and be the same, reduce the emergence of defective products completely to reduce the output of various defective products, improve design vulcanization efficiency, promote the productivity.
Description
Technical Field
The invention relates to the technical field of tire vulcanization, in particular to a rapid and stable vulcanization shaping control process.
Background
The traditional shaping and vulcanizing mode has more instability, the fast-assembling inner tube belongs to a strip-shaped inner tube product, the fast-assembling inner tube cannot be completely formed into an annular tubular green tire product matched with a vulcanizing mold during inflation shaping, good shaping conditions do not exist, various inconveniences are caused during vulcanization molding, two joints cannot be completely matched after being molded, the product subjected to trial vulcanization cannot reach the ideal product appearance, more defective products are produced, 2 joints need to be paired together during inflation shaping, the operation is extremely inconvenient, the molding process is relatively slow, the production efficiency is seriously influenced, and for the above conditions, a fast and stable vulcanization shaping control process is provided on the basis of the existing tire vulcanization.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a rapid and stable vulcanization molding control process, and solves the problems that the conventional vulcanization process proposed in the background art cannot completely form an annular tubular green tire product matched with a vulcanization mold during inflation molding, does not have good molding conditions, causes various inconveniences during vulcanization mold injection, cannot completely coincide two joints after mold injection, cannot achieve ideal product appearance after trial vulcanization, and causes more defective products. And need to be in the same place 2 joints when aerifing the design, it is extremely inconvenient to operate, and the income mould process is also slow relatively, seriously influences production efficiency's problem.
In order to achieve the purpose, the invention is realized by the following technical scheme: a fast and stable vulcanization shaping control process comprises the following process steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the steam for 3-5 minutes, wherein the temperature of the steam is kept at 120-150 ℃;
d. when the temperature of the inner tube reaches 130 ℃ and 160 ℃, introducing 1.3MPa of steam and continuously keeping for 1-3 minutes, wherein the temperature of the steam is kept at 180 ℃ and 200 ℃;
e. when the temperature of the inner tube reaches 150 ℃ and 180 ℃, introducing steam of 2.6MPa and continuing for 3-5 minutes, and keeping the temperature in the mold at 200 ℃ and 240 ℃;
f. then stopping introducing the steam until the temperature is reduced to 150-170 ℃;
g. the green tire is parked for 8-15 hours.
Preferably, the fast and stable vulcanization shaping control process comprises the following steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the pressure for 3 minutes, wherein the temperature of the steam is kept at 120 ℃;
d. when the temperature of the inner tube reaches 130 ℃, introducing 1.3MPa of steam and keeping for 1 minute, wherein the temperature of the steam is kept at 180 ℃;
e. when the temperature of the inner tube reaches 150 ℃, introducing 2.6MPa of steam and continuing for 3 minutes, and keeping the temperature in the mold at 200 ℃;
f. then stopping introducing steam until the temperature is reduced to 150 ℃;
g. the green tire was parked for 8 hours.
Preferably, the fast and stable vulcanization shaping control process comprises the following steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the steam for 5 minutes, wherein the temperature of the steam is kept at 150 ℃;
d. when the temperature of the inner tube reaches 160 ℃, introducing 1.3MPa of steam and continuously keeping for 3 minutes, wherein the temperature of the steam is kept at 200 ℃;
e. when the temperature of the inner tube reaches 180 ℃, introducing 2.6MPa of steam for 5 minutes, and keeping the temperature in the mold at 240 ℃;
f. then stopping introducing the steam until the temperature is reduced to 170 ℃;
g. the green tire was parked for 15 hours.
Preferably, the resin glue is high-temperature-resistant instant-drying glue.
Preferably, the mould is rubbed with motor oil and blue paste once a day.
Preferably, the cleanness of the inner tube green tire is kept before the inflation and shaping.
Preferably, the inner tube green tire adopts a flat vulcanizing machine, and the flat vulcanizing machine adopts a special steam valve.
Preferably, all links of the steam can be recycled after use.
The invention provides a rapid and stable vulcanization forming control process, which has the following beneficial effects: the utility model provides an utilize resin glue to aerify the design after gluing fast-assembling inner tube of a tyre together, the realization is the same with ordinary inner tube of a tyre inflation design mode, the emergence of defective products is reduced completely, this resin glue is high temperature resistant type glue that dries in the twinkling of an eye, there is stronger adhesive force when the green tyre is stereotyped, can not take place the disconnection condition, treat that the glue meets high temperature volatilization after the mould vulcanization, make it adhesive force obtain decomposing, finished product joint department can parts voluntarily after the vulcanization, reach the completely required requirement of fast-assembling inner tube of a tyre, and reduce the output of various defective products, the efficiency of shaping vulcanization is improved, promote the productivity.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "leading," "trailing," and the like, as used herein, refer to an orientation or positional relationship indicated for convenience in describing the present invention, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows: a fast and stable vulcanization shaping control process comprises the following process steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue; the fast-assembly inner tube green tire is adhered together by using resin glue and then is inflated and shaped, the method is the same as the inflation and shaping mode of a common inner tube, the occurrence of defective products is completely reduced, the resin glue is high-temperature-resistant instant-dry glue, the green tire has strong adhesive force during shaping, the green tire cannot be broken, the glue is volatilized at high temperature after being vulcanized in a mold, the adhesive force is decomposed, the joint of a finished product can be automatically separated after vulcanization is finished, the requirement for the complete requirement of the fast-assembly inner tube is met, the output of various defective products is reduced, the shaping and vulcanizing efficiency is improved, and the productivity is improved;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the steam for 3-5 minutes, wherein the temperature of the steam is kept at 150 ℃ and is relatively low, and in order to quickly heat the mold, high-temperature saturated steam needs to be filled into the mold;
d. when the temperature of the inner tube reaches 130 ℃ and 160 ℃, introducing 1.3MPa of steam and continuously keeping for 1-3 minutes, wherein the temperature of the steam is kept at 180 ℃ and 200 ℃;
e. when the temperature of the inner tube reaches 150 ℃ and 180 ℃, introducing steam of 2.6MPa and continuing for 3-5 minutes, and keeping the temperature in the mold at 200 ℃ and 240 ℃;
f. then stopping introducing the steam until the temperature is reduced to 150-170 ℃;
g. the green tire is parked for 8-15 hours.
The resin glue is high-temperature-resistant instant-drying glue.
The mold was rubbed with engine oil and blue gel once a day.
The cleanness of the inner tube green tire is kept before inflation and shaping.
The inner tube green tire adopts a flat vulcanizing machine, and the flat vulcanizing machine adopts a special steam valve.
All the steam can be recycled after being used in each link.
Example two: the fast and stable vulcanization forming control process comprises the following steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue; the fast-assembly inner tube green tire is adhered together by using resin glue and then is inflated and shaped, the method is the same as the inflation and shaping mode of a common inner tube, the occurrence of defective products is completely reduced, the resin glue is high-temperature-resistant instant-dry glue, the green tire has strong adhesive force during shaping, the green tire cannot be broken, the glue is volatilized at high temperature after being vulcanized in a mold, the adhesive force is decomposed, the joint of a finished product can be automatically separated after vulcanization is finished, the requirement for the complete requirement of the fast-assembly inner tube is met, the output of various defective products is reduced, the shaping and vulcanizing efficiency is improved, and the productivity is improved;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the steam for 3 minutes, wherein the steam temperature is kept at 120 ℃, the temperature in the mold is relatively low, and in order to quickly heat the mold, high-temperature saturated steam needs to be filled into the mold;
d. when the temperature of the inner tube reaches 130 ℃, introducing 1.3MPa of steam and keeping for 1 minute, wherein the temperature of the steam is kept at 180 ℃;
e. when the temperature of the inner tube reaches 150 ℃, introducing 2.6MPa of steam and continuing for 3 minutes, and keeping the temperature in the mold at 200 ℃;
f. then stopping introducing steam until the temperature is reduced to 150 ℃;
g. the green tire was parked for 8 hours.
The resin glue is high-temperature-resistant instant-drying glue.
The mold was rubbed with engine oil and blue gel once a day.
The cleanness of the inner tube green tire is kept before inflation and shaping.
The inner tube green tire adopts a flat vulcanizing machine, and the flat vulcanizing machine adopts a special steam valve.
All the steam can be recycled after being used in each link.
Example three: the fast and stable vulcanization forming control process comprises the following steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue; the fast-assembly inner tube green tire is adhered together by using resin glue and then is inflated and shaped, the method is the same as the inflation and shaping mode of a common inner tube, the occurrence of defective products is completely reduced, the resin glue is high-temperature-resistant instant-dry glue, the green tire has strong adhesive force during shaping, the green tire cannot be broken, the glue is volatilized at high temperature after being vulcanized in a mold, the adhesive force is decomposed, the joint of a finished product can be automatically separated after vulcanization is finished, the requirement for the complete requirement of the fast-assembly inner tube is met, the output of various defective products is reduced, the shaping and vulcanizing efficiency is improved, and the productivity is improved;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the steam for 5 minutes, wherein the steam temperature is kept at 150 ℃, the temperature in the mold is relatively low, and in order to quickly heat the mold, high-temperature saturated steam needs to be filled into the mold;
d. when the temperature of the inner tube reaches 160 ℃, introducing 1.3MPa of steam and continuously keeping for 3 minutes, wherein the temperature of the steam is kept at 200 ℃;
e. when the temperature of the inner tube reaches 180 ℃, introducing 2.6MPa of steam for 5 minutes, and keeping the temperature in the mold at 240 ℃;
f. then stopping introducing the steam until the temperature is reduced to 170 ℃;
g. the green tire was parked for 15 hours.
The resin glue is high-temperature-resistant instant-drying glue.
The mold was rubbed with engine oil and blue gel once a day.
The cleanness of the inner tube green tire is kept before inflation and shaping.
The inner tube green tire adopts a flat vulcanizing machine, and the flat vulcanizing machine adopts a special steam valve.
All the steam can be recycled after being used in each link.
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. The fast and stable vulcanization and shaping control process is characterized by comprising the following steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the steam for 3-5 minutes, wherein the temperature of the steam is kept at 120-150 ℃;
d. when the temperature of the inner tube reaches 130 ℃ and 160 ℃, introducing 1.3MPa of steam and continuously keeping for 1-3 minutes, wherein the temperature of the steam is kept at 180 ℃ and 200 ℃;
e. when the temperature of the inner tube reaches 150 ℃ and 180 ℃, introducing steam of 2.6MPa and continuing for 3-5 minutes, and keeping the temperature in the mold at 200 ℃ and 240 ℃;
f. then stopping introducing the steam until the temperature is reduced to 150-170 ℃;
g. the green tire is parked for 8-15 hours.
2. The fast and stable vulcanization molding control process according to claim 1, characterized in that the fast and stable vulcanization molding control process comprises the following steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the pressure for 3 minutes, wherein the temperature of the steam is kept at 120 ℃;
d. when the temperature of the inner tube reaches 130 ℃, introducing 1.3MPa of steam and keeping for 1 minute, wherein the temperature of the steam is kept at 180 ℃;
e. when the temperature of the inner tube reaches 150 ℃, introducing 2.6MPa of steam and continuing for 3 minutes, and keeping the temperature in the mold at 200 ℃;
f. then stopping introducing steam until the temperature is reduced to 150 ℃;
g. the green tire was parked for 8 hours.
3. The fast and stable vulcanization molding control process according to claim 1, characterized in that the fast and stable vulcanization molding control process comprises the following steps:
a. preheating a mold of a vulcanizing machine according to a standard vulcanization steam pressure, wherein the preheating is carried out for 90min in spring and winter and 60min in summer and autumn;
b. inflating and shaping, namely inflating and shaping after adhering the green tires of the fast-assembly inner tube together by using resin glue;
c. placing the connected inner tube green tire into a prepared mold, introducing 0.3MPa steam into the mold, and continuously keeping the steam for 5 minutes, wherein the temperature of the steam is kept at 150 ℃;
d. when the temperature of the inner tube reaches 160 ℃, introducing 1.3MPa of steam and continuously keeping for 3 minutes, wherein the temperature of the steam is kept at 200 ℃;
e. when the temperature of the inner tube reaches 180 ℃, introducing 2.6MPa of steam for 5 minutes, and keeping the temperature in the mold at 240 ℃;
f. then stopping introducing the steam until the temperature is reduced to 170 ℃;
g. the green tire was parked for 15 hours.
4. The fast and stable vulcanization setting control process according to claim 1, characterized in that: the resin glue is high-temperature-resistant instant-drying glue.
5. The fast and stable vulcanization setting control process according to claim 1, characterized in that: the mold was rubbed with engine oil and blue gel once a day.
6. The fast and stable vulcanization setting control process according to claim 1, characterized in that: the cleanness of the inner tube green tire is kept before inflation and shaping.
7. The fast and stable vulcanization setting control process according to claim 1, characterized in that: the inner tube green tire adopts a flat vulcanizing machine, and the flat vulcanizing machine adopts a special steam valve.
8. The fast and stable vulcanization setting control process according to claim 1, characterized in that: the steam can be recycled after being used in each link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071957.4A CN111070509A (en) | 2019-11-05 | 2019-11-05 | Fast and stable vulcanization shaping control process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071957.4A CN111070509A (en) | 2019-11-05 | 2019-11-05 | Fast and stable vulcanization shaping control process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111070509A true CN111070509A (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911071957.4A Pending CN111070509A (en) | 2019-11-05 | 2019-11-05 | Fast and stable vulcanization shaping control process |
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| Country | Link |
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| CN (1) | CN111070509A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102431106A (en) * | 2010-10-12 | 2012-05-02 | 双钱集团（如皋）轮胎有限公司 | Variable pressure vulcanization process for large-specification meridian line farm tire |
| CN102773952A (en) * | 2012-08-06 | 2012-11-14 | 李勇 | Automatically shaped vulcanizing device for charging nitrogen gas by motorcycle tire capsule |
| CN106696144A (en) * | 2015-07-29 | 2017-05-24 | 桂林橡胶设计院有限公司 | Tire no-capsule vulcanizing technology |
-
2019
- 2019-11-05 CN CN201911071957.4A patent/CN111070509A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102431106A (en) * | 2010-10-12 | 2012-05-02 | 双钱集团（如皋）轮胎有限公司 | Variable pressure vulcanization process for large-specification meridian line farm tire |
| CN102431106B (en) * | 2010-10-12 | 2013-06-12 | 双钱集团（如皋）轮胎有限公司 | Variable pressure vulcanization process for large-specification meridian line farm tire |
| CN102773952A (en) * | 2012-08-06 | 2012-11-14 | 李勇 | Automatically shaped vulcanizing device for charging nitrogen gas by motorcycle tire capsule |
| CN106696144A (en) * | 2015-07-29 | 2017-05-24 | 桂林橡胶设计院有限公司 | Tire no-capsule vulcanizing technology |
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Application publication date: 20200428 |
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