CN114714649A - Electromagnetic heating tire internal temperature vulcanizing device - Google Patents
Electromagnetic heating tire internal temperature vulcanizing device Download PDFInfo
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- CN114714649A CN114714649A CN202210387166.8A CN202210387166A CN114714649A CN 114714649 A CN114714649 A CN 114714649A CN 202210387166 A CN202210387166 A CN 202210387166A CN 114714649 A CN114714649 A CN 114714649A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 65
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 162
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 80
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 66
- 238000004073 vulcanization Methods 0.000 claims description 38
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 2
- 230000005674 electromagnetic induction Effects 0.000 claims description 2
- 230000008520 organization Effects 0.000 claims 3
- 239000007789 gas Substances 0.000 claims 1
- 239000002775 capsule Substances 0.000 abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000007493 shaping process Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 238000011068 loading method Methods 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000003860 storage Methods 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 5
- 239000013529 heat transfer fluid Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
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- 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
-
- 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
-
- 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
- B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames
-
- 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
- B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames
- B29C2035/047—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames other than air
- B29C2035/048—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames other than air inert gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2030/00—Pneumatic or solid tyres or parts thereof
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention belongs to the technical field of vulcanizing equipment, and particularly relates to an electromagnetic heating tire internal temperature vulcanizing device, which adopts nitrogen to avoid the occurrence of a vertical temperature difference phenomenon and shorten a dry cycle, wherein the vacuumizing time is greatly shortened due to no condensation water, so that the process preparation time of loading and unloading platform actions of tire in and out, mold opening and closing actions and a capsule shaping action of ensuring the center of a tire blank and a capsule is saved by 30 percent, and the cost is reduced; the novel capsule vulcanizing machine is simple in structure, scientific and reliable in principle, and energy-saving and environment-friendly, because steam is not used completely, pipelines and valves required by the steam vulcanizing machine are reduced, the vulcanizing step is simplified, the damage of steam dissolved oxygen and oxide to the capsule is avoided, the heterogeneity of the capsule temperature is controlled, the heterogeneity of the capsule in the vulcanizing process is reduced, the service life of the capsule is prolonged, and the heat dissipation of a steam pipeline is eliminated, so that the temperature of a production workshop is increased, the operating environment is improved.
Description
The technical field is as follows:
the invention belongs to the technical field of vulcanizing equipment, and particularly relates to an electromagnetic heating tire internal temperature vulcanizing device which is capable of prolonging the service life of a bladder, improving the working environment, saving energy and protecting environment.
Background art:
tire vulcanization is one of the most important production processes at the end of the tire manufacturing industry, and is also one of the most energy-consuming production processes, and specifically, vulcanization is performed on an outer tire by a mold pressurization method. The outer diameter of the tyre blank formed by the outer tyre is smaller than the inner diameter of the model, water tyre or bladder is filled in the tyre blank during vulcanization, high-pressure hot water is injected into the water tyre, and the outer tyre blank is filled in the model by utilizing the expansion pressure of the water tyre or the bladder. The outer tire vulcanization adopts a gradual heating and low temperature long-time vulcanization method so as to ensure that the rubber material fully flows and transfers heat and the vulcanization quality is ensured. The outer tire vulcanizing equipment has two types: firstly, vertical vulcanization can be carried out, more than ten tire molds with different specifications can be installed at one time, and the tires can be vulcanized by directly filling steam into a water pressure column and a tank at the bottom; and secondly, the commonly applied shaping vulcanizing machine, particularly the dual-mode automatic hydraulic vulcanizing machine, has the best efficiency, and has the advantages of simple and convenient operation, low labor intensity, high production efficiency, high white control level and good product quality. Most tire vulcanizer is hot plate formula capsule design vulcanizer, adopts high temperature high pressure steam as vulcanization medium, and the vulcanization efficiency is low, and the energy consumption in the vulcanization process accounts for about 60% of tire production total energy consumption, and the enterprise of producing 100 ten thousand sets of tires a year is used for tire vulcanization's steam about 40 tons per hour, uses the boiler to obtain the in-process of steam and can produce a large amount of toxic gas such as carbon monoxide and carbon dioxide greenhouse gas, and is serious to environmental pollution. The superheated water vulcanization and the steam/nitrogen vulcanization after the improvement can not improve the problems, and the steam vulcanization can generate condensed water inside the bladder to generate the problem of the upper and lower temperature difference which influences the uniformity of the tire, and in addition, the steam vulcanization process cost is high and is also one of the toggle factors: including boiler water supply costs, water supply treatment costs, water supply pumps, blower power costs, boiler drainage and sewage treatment costs, exhaust emission and combustion ash treatment costs, and capsule aging costs. For example, chinese patent 201510651781.5 discloses a method for hot nitrogen vulcanization of a tire, which comprises a tire vulcanization process, wherein nitrogen is extracted from air, and after the nitrogen is pressurized and heated once, the water tire or bladder in a flat plate or bladder vulcanizer mold can be directly filled with the nitrogen as a medium during tire vulcanization, and the method specifically comprises the following steps: (1) extracting nitrogen from air through nitrogen making system equipment and collecting the nitrogen in a nitrogen storage tank; (2) pressurizing nitrogen in a nitrogen storage tank to 2.0-4.0 MPa by a compressor, and then sending the nitrogen into a pressure storage tank; (3) uniformly shaping a blank of the tire by using air with the pressure of 0.08-0.2 MPa, and filling the blank into a mold; (4) heating nitrogen in a pressure storage tank by an electromagnetic heater, sending the heated nitrogen into a water tyre or a bladder by an internal pressure pipe of a vulcanizing machine, keeping the temperature of the nitrogen in the water tyre or the bladder at 145-180 ℃, reducing the pressure of the nitrogen in the water tyre or the bladder to 0.6-1.5 MPa by a bypass pressure regulating valve, carrying out primary shaping on the green tyre, discharging air remained during shaping in the bladder, and continuously closing the dies to finish the shaping; (5) continuously feeding the heated nitrogen into a water tyre or a bladder in a vulcanizing machine mold, keeping the temperature of the nitrogen in the water tyre or the bladder at 145-180 ℃ and the pressure at 2.0-4.0 MPa, keeping the circulation of a nitrogen passage and a nitrogen storage tank, and starting vulcanizing the tire; the nitrogen extraction device applied to the hot nitrogen vulcanized tire disclosed in the Chinese patent 201520782439.4 comprises an air compressor, an air pressure buffer tank, a cold dryer, an air buffer tank, a PSV (particle swarm optimization) nitrogen making machine, a nitrogen buffer tank, a supercharger and a nitrogen storage tank which are sequentially connected, wherein a filter is further arranged between the cold dryer and the air buffer tank, the PSV nitrogen making machine consists of two groups of PSV anion molecular sieves which are connected in parallel, and flow meters are respectively arranged at an air inlet and an air outlet of the nitrogen storage tank; chinese patent 201580062810.2 discloses a tyre vulcanisation apparatus comprising a vulcanisation mould comprising moulding parts defining between them a vulcanisation chamber in which a heating and ventilation unit for a heat transfer fluid is arranged, the vulcanisation mould cooperating with a central part providing support for a heat transfer fluid inlet and establishing communication between the heat transfer fluid inlet and the vulcanisation chamber, characterised in that the central part comprises a heating element configured to operate before the operation of the heating and ventilation unit for the heat transfer fluid for tyre vulcanisation. Has the problems of high energy consumption, low vulcanization efficiency, poor operation stability, serious environmental pollution and the like. Therefore, the novel tire vulcanization energy-saving technology is researched and developed, the vulcanization efficiency is improved, the energy consumption is reduced, the energy is saved, the production cost is reduced, the important significance is brought to the development of the whole tire industry, and the development strategy and the ecological civilization construction of innovation driving are also met.
The invention content is as follows:
the invention aims to overcome the defects in the prior art, and develops and designs an electromagnetic heating tire inner temperature vulcanizing device to improve the vulcanizing efficiency and reduce the energy consumption.
In order to achieve the above object, the main structure of the electromagnetic heating tire inner temperature vulcanizing device according to the present invention includes an inner heating and pressurizing unit and a vulcanizing machine, wherein the inner heating and pressurizing unit is disposed outside the vulcanizing machine; the main structure of the internal heating and pressurizing unit comprises a nitrogen making mechanism, a telescopic cache mechanism, an electromagnetic high-temperature pressure pump, an electromagnetic heating mechanism, a one-way valve, a temperature measuring point, a pressure stabilizing valve and an unloading valve; the nitrogen making mechanism, the telescopic cache mechanism, the electromagnetic high-temperature pressure pump and the electromagnetic heating mechanism are connected in sequence through pipelines and are connected to an air inlet of the vulcanizing machine, an air outlet of the vulcanizing machine extends out of two pipelines, one pipeline is connected with the telescopic cache mechanism, and the other pipeline is connected with the electromagnetic high-temperature pressure pump.
One-way valves are arranged between the nitrogen making mechanism and the telescopic cache mechanism, between the telescopic cache mechanism and the electromagnetic high-temperature pressure pump, between the electromagnetic heating mechanism and the air inlet of the vulcanizing machine, and between the air outlet of the vulcanizing machine and the telescopic cache mechanism, temperature measuring points are arranged between the telescopic cache mechanism, the electromagnetic heating mechanism and the air inlet of the vulcanizing machine, and between the air outlet of the vulcanizing machine and the electromagnetic high-temperature pressure pump, pressure stabilizing valves are also arranged between the telescopic cache mechanism and the electromagnetic high-temperature pressure pump, and unloading valves are also arranged between the air outlet of the vulcanizing machine and the telescopic cache mechanism.
The pressure stabilizing valve is positioned in front of the one-way valve between the telescopic caching mechanism and the electromagnetic high-temperature pressure pump, and the unloading valve is positioned behind the one-way valve between the air outlet of the vulcanizing machine and the telescopic caching mechanism.
Compared with the prior art, the invention adopts nitrogen to avoid the occurrence of the phenomenon of temperature difference between the upper part and the lower part, shortens the dry cycle, greatly shortens the vacuumizing time because no condensed water exists, saves 30 percent of the process preparation time of the loading and unloading platform action of tire in and out, the mold opening and closing action and the capsule shaping action of ensuring the tire blank and the capsule in the middle, and reduces the cost; the novel capsule vulcanizing machine is simple in structure, scientific and reliable in principle, and energy-saving and environment-friendly, because steam is not used completely, pipelines and valves required by the steam vulcanizing machine are reduced, the vulcanizing step is simplified, the damage of steam dissolved oxygen and oxide to the capsule is avoided, the heterogeneity of the capsule temperature is controlled, the heterogeneity of the capsule in the vulcanizing process is reduced, the service life of the capsule is prolonged, and the heat dissipation of a steam pipeline is eliminated, so that the temperature of a production workshop is increased, the operating environment is improved.
Description of the drawings:
fig. 1 is a schematic diagram of the principle of the main structure of the present invention.
The specific implementation mode is as follows:
the invention is further described with reference to the accompanying drawings and the specific implementation method.
Example 1:
the main structure of the electromagnetic heating tire inner temperature vulcanizing device related to the embodiment comprises an inner heating and pressurizing unit 1 and a vulcanizing machine 2, wherein the inner heating and pressurizing unit 1 is arranged outside the vulcanizing machine 2; the main structure of the internal heating and pressurizing unit 1 comprises a nitrogen making mechanism 11, a telescopic cache mechanism 12, an electromagnetic high-temperature pressure pump 13, an electromagnetic heating mechanism 14, a one-way valve 15, a temperature measuring point 16, a pressure stabilizing valve 17 and an unloading valve 18; the nitrogen making mechanism 11, the telescopic cache mechanism 12, the electromagnetic high-temperature pressure pump 13 and the electromagnetic heating mechanism 14 are sequentially connected through pipelines and are connected to an air inlet of the vulcanizing machine 2, the pipeline extending out of an air outlet of the vulcanizing machine 2 is divided into two paths, one path is connected with the telescopic cache mechanism 12, and the other path is connected with the electromagnetic high-temperature pressure pump 13; one-way valves 15 are respectively arranged between the nitrogen making mechanism 11 and the telescopic cache mechanism 12, between the telescopic cache mechanism 12 and the electromagnetic high-temperature pressure pump 13, between the electromagnetic heating mechanism 14 and the air inlet of the vulcanizing machine 2 and between the air outlet of the vulcanizing machine 2 and the telescopic cache mechanism 12, temperature measuring points 16 are respectively arranged between the telescopic cache mechanism 12, the electromagnetic heating mechanism 14 and the air inlet of the vulcanizing machine 2 and between the air outlet of the vulcanizing machine 2 and the electromagnetic high-temperature pressure pump 13, a pressure stabilizing valve 17 is further arranged between the telescopic cache mechanism 12 and the electromagnetic high-temperature pressure pump 13, the pressure stabilizing valve 17 is positioned in front of the one-way valve 15, an unloading valve 18 is further arranged between the air outlet of the vulcanizing machine 2 and the telescopic cache mechanism 12, and the unloading valve 18 is positioned behind the one-way valve 15.
The nitrogen making mechanism 11 related to the embodiment consists of a compressed air tank, a PSA nitrogen making machine and a nitrogen buffer tank; the telescopic cache mechanism 12 consists of a high-pressure nitrogen tank and a supercharger; the electromagnetic heating mechanism 14 is an electromagnetic induction heater; the check valve 15 prevents the reverse flow of nitrogen; the temperature measuring point 16 measures the temperature of the nitrogen; a pressure maintenance valve 17 maintains the pressure of the nitrogen gas constant during flow.
Before the electromagnetic heating tire internal thermal vulcanizing device related to the embodiment is used, nitrogen prepared by a PSA nitrogen making machine from air introduced into a nitrogen making mechanism 11 is stored in a nitrogen buffer tank, when the electromagnetic heating tire internal thermal vulcanizing device is used, the nitrogen is introduced into the buffer mechanism 2, a booster pumps high-pressure nitrogen of 2.6mpa in a high-pressure nitrogen tank into a pipeline to start circulation, the nitrogen is firstly conveyed to an electromagnetic heating mechanism 14 through an electromagnetic high-temperature pressure pump 13 and is heated to 170 ℃, then, high-temperature high-pressure nitrogen of 2.6mpa and 170 ℃ is introduced into a capsule from an air inlet of a vulcanizing machine 2 to expand the capsule, meanwhile, an upper electromagnetic heating hot plate, an electromagnetic heating pattern block and a lower electromagnetic heating hot plate of the vulcanizing machine 2 are heated to 160 ℃ to provide pressure and temperature for tire vulcanization, the vulcanization process starts, after the capsule is completely expanded, the high-temperature high-pressure nitrogen is continuously introduced and circulates in the capsule, the high-temperature high-pressure nitrogen after heat release enters the pipeline again from an air outlet of the vulcanizing machine 2, the mixture is conveyed to an electromagnetic heating mechanism 14 again by an electromagnetic high-temperature pressure pump 13 and heated to 170 ℃ again for cyclic vulcanization; when the pressure of the high-temperature and high-pressure nitrogen exceeds the set standard, the unloading valve 18 is opened, a part of the high-temperature and high-pressure nitrogen enters the telescopic cache mechanism 12, and when the pressure of the high-temperature and high-pressure nitrogen is reduced to the set standard, the unloading valve 18 is closed; and after the set vulcanization time is reached, the upper electromagnetic heating hot plate, the electromagnetic heating pattern block and the lower electromagnetic heating hot plate of the vulcanizing machine 2 stop heating, after the tire is lifted out, the bladder exhausts, the electromagnetic high-temperature pressure pump 13 and the electromagnetic heating mechanism 14 stop working, nitrogen in the bladder and the pipeline is exhausted, and the tire vulcanization is finished.
Claims (8)
1. A kind of electromagnetic heating tire inner temperature vulcanizing device, the body structure includes inner heating and pressurizing unit and vulcanizer, the inner heating and pressurizing unit is set up outside the vulcanizer, characterized by that, the body structure of the inner heating and pressurizing unit includes nitrogen making organization, flexible buffer memory organization, electromagnetism high temperature force pump and electromagnetic heating organization; the nitrogen making mechanism, the telescopic cache mechanism, the electromagnetic high-temperature pressure pump and the electromagnetic heating mechanism are sequentially connected through pipelines and are connected to an air inlet of the vulcanizing machine, an air outlet of the vulcanizing machine extends out of two pipelines, one pipeline is connected with the telescopic cache mechanism, and the other pipeline is connected with the electromagnetic high-temperature pressure pump; the nitrogen making mechanism consists of a compressed air tank, a PSA nitrogen making machine and a nitrogen buffer tank; the telescopic cache mechanism consists of a high-pressure nitrogen tank and a supercharger; the electromagnetic heating mechanism is an electromagnetic induction heater.
2. The electromagnetic heating tire internal temperature vulcanizing device according to claim 1, wherein check valves are provided between the nitrogen generating mechanism and the telescopic buffer mechanism, between the telescopic buffer mechanism and the electromagnetic high-temperature pressure pump, between the electromagnetic heating mechanism and the air inlet of the vulcanizing machine, and between the air outlet of the vulcanizing machine and the telescopic buffer mechanism, so as to prevent the nitrogen gas from flowing reversely.
3. The electromagnetic heating tire internal temperature vulcanizing device according to claim 2, wherein temperature measuring points are arranged between the telescopic buffer mechanism, the electromagnetic heating mechanism and the air inlet of the vulcanizing machine, and between the air outlet of the vulcanizing machine and the electromagnetic high temperature pressure pump, so as to measure the temperature of the nitrogen.
4. The electromagnetic heating tire internal temperature vulcanizing device according to claim 3, wherein a pressure stabilizing valve is further arranged between the telescopic cache mechanism and the electromagnetic high-temperature pressure pump, so that the pressure stability of nitrogen in the flowing process is ensured.
5. The electromagnetic heating tire internal temperature vulcanizing device as claimed in claim 4, wherein an unloading valve is further arranged between the air outlet of the vulcanizing machine and the telescopic buffer mechanism.
6. The electromagnetic heating tire internal temperature vulcanizing device according to claim 4, wherein the pressure stabilizing valve is positioned in front of the one-way valve between the telescopic buffer mechanism and the electromagnetic high-temperature pressure pump.
7. The electromagnetic heating tire internal temperature vulcanization device of claim 5, characterized in that the unloading valve is located behind the one-way valve between the air outlet of the vulcanizer and the telescopic buffer mechanism.
8. The electromagnetic heating tire internal thermal vulcanizing device according to any one of claims 5 to 7, wherein before use, nitrogen prepared by passing air through the nitrogen making mechanism through the PSA nitrogen making machine is stored in a nitrogen buffer tank, when in use, nitrogen is passed through the buffer tank, a booster pumps high-pressure nitrogen of 2.6mpa in the high-pressure nitrogen tank into a pipeline to start circulation, firstly, the nitrogen is conveyed to the electromagnetic heating mechanism through an electromagnetic high-temperature pressure pump and is heated to 170 ℃, then, high-temperature high-pressure nitrogen of 2.6mpa and 170 ℃ is introduced into the bladder from an air inlet of the vulcanizing machine to expand the bladder, meanwhile, an upper electromagnetic heating hot plate, an electromagnetic heating pattern block and a lower electromagnetic heating hot plate of the vulcanizing machine are heated to 160 ℃ to provide pressure and temperature for tire vulcanization, the vulcanization process is started, after the bladder is completely expanded, the high-temperature high-pressure nitrogen is continuously introduced and circulates in the bladder, the high-temperature high-pressure nitrogen which releases heat enters the pipeline again from the air outlet of the vulcanizer, is conveyed to the electromagnetic heating mechanism again by the electromagnetic high-temperature pressure pump and is heated to 170 ℃ again, and is subjected to circulating vulcanization; when the pressure of the high-temperature high-pressure nitrogen exceeds a set standard, the unloading valve is opened, a part of the high-temperature high-pressure nitrogen enters the telescopic cache mechanism, and when the pressure of the high-temperature high-pressure nitrogen is reduced to the set standard, the unloading valve is closed; and after the set vulcanization time is reached, the upper electromagnetic heating hot plate, the electromagnetic heating pattern block and the lower electromagnetic heating hot plate of the vulcanizing machine stop heating, after the tire is lifted out, the bladder exhausts gas, the electromagnetic high-temperature pressure pump and the electromagnetic heating mechanism stop working, nitrogen in the bladder and the pipeline is exhausted, and the vulcanization of the tire is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210387166.8A CN114714649A (en) | 2022-04-14 | 2022-04-14 | Electromagnetic heating tire internal temperature vulcanizing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210387166.8A CN114714649A (en) | 2022-04-14 | 2022-04-14 | Electromagnetic heating tire internal temperature vulcanizing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117048096A (en) * | 2023-10-12 | 2023-11-14 | 山东玲珑机电有限公司 | High-temperature shaping vulcanizer for tire |
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|---|---|---|---|---|
| JPH0524045A (en) * | 1991-07-19 | 1993-02-02 | Bridgestone Corp | Tire vulcanizing device |
| CN1290595A (en) * | 2000-07-07 | 2001-04-11 | 青岛国人橡胶研究院 | Method and equpment for heating nitrogenation and vulcanization of tyre |
| JP2002011722A (en) * | 2000-06-29 | 2002-01-15 | Yokohama Rubber Co Ltd:The | Method and apparatus for vulcanizing tire |
| CN201410719Y (en) * | 2009-06-08 | 2010-02-24 | 中国化学工业桂林工程有限公司 | Vulcanizing machine hot water system for rapidly recovering tyre vulcanizing hot water |
| CN102441956A (en) * | 2010-10-12 | 2012-05-09 | 双钱集团（如皋）轮胎有限公司 | OTR radial tire vulcanization technology |
| EP2535173A1 (en) * | 2011-06-14 | 2012-12-19 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Tire vulcanizer and tire vulcanizing method |
| EP2567808A1 (en) * | 2011-09-09 | 2013-03-13 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Tire vulcanizing method, and tire vulcanizer |
| JP6614606B1 (en) * | 2019-04-09 | 2019-12-04 | 株式会社Ｒｏｃｋｙ−Ｉｃｈｉｍａｒｕ | Piping structure of tire vulcanizer and tire vulcanizing method using tire vulcanizer |
| CN112848430A (en) * | 2020-12-31 | 2021-05-28 | 联亚智能科技（苏州）有限公司 | Electric heating tyre vulcanizer |
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2022
- 2022-04-14 CN CN202210387166.8A patent/CN114714649A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0524045A (en) * | 1991-07-19 | 1993-02-02 | Bridgestone Corp | Tire vulcanizing device |
| JP2002011722A (en) * | 2000-06-29 | 2002-01-15 | Yokohama Rubber Co Ltd:The | Method and apparatus for vulcanizing tire |
| CN1290595A (en) * | 2000-07-07 | 2001-04-11 | 青岛国人橡胶研究院 | Method and equpment for heating nitrogenation and vulcanization of tyre |
| CN201410719Y (en) * | 2009-06-08 | 2010-02-24 | 中国化学工业桂林工程有限公司 | Vulcanizing machine hot water system for rapidly recovering tyre vulcanizing hot water |
| CN102441956A (en) * | 2010-10-12 | 2012-05-09 | 双钱集团（如皋）轮胎有限公司 | OTR radial tire vulcanization technology |
| EP2535173A1 (en) * | 2011-06-14 | 2012-12-19 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Tire vulcanizer and tire vulcanizing method |
| EP2567808A1 (en) * | 2011-09-09 | 2013-03-13 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Tire vulcanizing method, and tire vulcanizer |
| JP6614606B1 (en) * | 2019-04-09 | 2019-12-04 | 株式会社Ｒｏｃｋｙ−Ｉｃｈｉｍａｒｕ | Piping structure of tire vulcanizer and tire vulcanizing method using tire vulcanizer |
| CN112848430A (en) * | 2020-12-31 | 2021-05-28 | 联亚智能科技（苏州）有限公司 | Electric heating tyre vulcanizer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117048096A (en) * | 2023-10-12 | 2023-11-14 | 山东玲珑机电有限公司 | High-temperature shaping vulcanizer for tire |
| CN117048096B (en) * | 2023-10-12 | 2023-12-26 | 山东玲珑机电有限公司 | High-temperature shaping vulcanizer for tire |
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