CN112847965A - Tire mold with temperature measuring hole, temperature measuring system and method - Google Patents
Tire mold with temperature measuring hole, temperature measuring system and method Download PDFInfo
- Publication number
- CN112847965A CN112847965A CN202011558773.3A CN202011558773A CN112847965A CN 112847965 A CN112847965 A CN 112847965A CN 202011558773 A CN202011558773 A CN 202011558773A CN 112847965 A CN112847965 A CN 112847965A
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- Prior art keywords
- temperature measuring
- temperature
- tire
- steel ring
- hole
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 33
- 238000004073 vulcanization Methods 0.000 claims abstract description 26
- 239000002775 capsule Substances 0.000 claims abstract description 21
- 239000011324 bead Substances 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 8
- 230000007547 defect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009956 central mechanism Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000012546 transfer 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)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0606—Vulcanising moulds not integral with vulcanising presses
-
- 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
- B29D30/0061—Accessories, details or auxiliary operations not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- 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
- B29D30/0606—Vulcanising moulds not integral with vulcanising presses
- B29D2030/0607—Constructional features of the moulds
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention discloses a tire mold with temperature measuring holes, which comprises pattern blocks, side plates and a steel ring, wherein the steel ring is provided with the temperature measuring holes, plugging bolts are arranged in the temperature measuring holes, and temperature measuring lines are arranged in the temperature measuring holes; the tire mold is internally provided with a capsule, and the tire blank is arranged in the tire mold and then positioned at the outer side of the capsule; a temperature measuring system for realizing accurate temperature measurement in a vulcanization process comprises a tire mold, wherein one end of a temperature measuring line arranged in a temperature measuring hole on a steel ring of the tire mold is connected with a temperature measuring element, the temperature measuring element is embedded in rubber of a tire blank, and the other end of the temperature measuring line is connected with a processor; the temperature measurement method realizes temperature measurement through a plurality of steps. According to the invention, the position of the opening of the temperature measuring hole is changed into the position of the opening on the steel ring, so that the change of the threading path of the temperature measuring wire is realized, the tire vulcanization temperature measuring operation process is simplified, the temperature measuring preparation time is greatly saved while the tire vulcanization quality is ensured, the temperature measuring accuracy is improved, and the working efficiency is improved.
Description
Technical Field
The invention relates to a mold, a system and a method, in particular to a tire mold with a temperature measuring hole, a temperature measuring system and a temperature measuring method.
Background
The tire mold is used for vulcanizing and molding various tires, and mainly has the functions of forming the tires into certain shapes and vulcanizing the tires into products with certain strength by applying vulcanization conditions such as temperature, pressure, time and the like. The design of the vulcanization conditions such as pressure, temperature, time and the like in the tire vulcanization process has great influence on the performance and the service life of the tire, and the tire is aged and the performance is reduced due to overhigh value of the vulcanization conditions; the vulcanization condition is determined by detecting the vulcanization process of the tire, wherein the value of the vulcanization condition is too low, the vulcanization degree of the tire is insufficient, the tire is lack of sulfur, and the strength and the performance are insufficient.
The tire vulcanization time determines the quality and the production cost of the tire, the standard vulcanization time needs to be determined by carrying out temperature measurement detection on the tire in the vulcanization process, a temperature measurement line needs to be embedded in a tire blank in the vulcanization temperature measurement process, and the temperature measurement line is connected with an external processor through a threading hole. At present, threading holes are generally formed in the positions of side plates of tire molds in the industry, and threading grooves are formed in the back surfaces of the side plates of the tire molds to serve as leading-out channels of temperature measuring lines for temperature measurement, so that the method has the following problems: 1) the back of a side plate of the tire mold is provided with a threading groove, so that a gap exists between the mold and a hot plate, heat transfer is influenced, and local vulcanization of the tire is uneven; 2) temperature measurement operation is difficult to operate, the work is tedious and consumes too long time, the industry passes through the temperature measurement step and totally 19 steps, the time consumption is about more than 10 hours, and the concrete steps are as follows: 1. cooling a mould, 2, disassembling a capsule, 3, disassembling a lower steel ring, 4, disassembling a lower side plate of the mould, 5, disassembling an upper temperature measuring hole sealing block of the lower side plate of the mould, 6, assembling a lower side plate of the mould, 7, assembling a lower steel ring of the mould, 8, assembling a capsule, 9, preheating the mould, 10, assembling a tire blank for temperature measurement, 11, cooling the mould, 12, disassembling the capsule, 13, disassembling the lower steel ring, 14, disassembling the lower side plate of the mould, 15, assembling the upper temperature measuring hole sealing block of the side plate of the mould, 16, assembling the lower side plate of the mould, 17, assembling the lower steel ring of the mould, 18, assembling the capsule, 19 and preheating the mould; 3) the threading operation time is too long in the die opening state, so that the temperature of the die is greatly reduced, and the accuracy of temperature measurement data is influenced; therefore, the problems of inaccurate temperature measurement, low efficiency and the like caused by long operation time due to tedious temperature measurement preparation work in the tire vulcanization temperature measurement process in the prior art are urgently needed to be solved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a tire mold with a temperature measuring hole, a temperature measuring system and a temperature measuring method.
In order to solve the technical problems, the invention adopts the technical scheme that: a tire mold with temperature measuring holes comprises pattern blocks, side plates and a steel ring, wherein the outer sides of the side plates are matched with the pattern blocks, and the inner sides of the side plates are matched with the steel ring; a temperature measuring hole is formed in the steel ring, a plugging bolt capable of plugging the temperature measuring hole is arranged in the temperature measuring hole, and the temperature measuring hole is plugged by the plugging bolt when the temperature is not measured, so that the vulcanized capsule is protected; a temperature measuring line is arranged in the temperature measuring hole to measure the temperature accurately;
the tire mold is also internally provided with a capsule, and the tire blank is arranged on the outer side of the capsule after being arranged in the tire mold; the temperature measuring hole is arranged between the rim tire bead and the capsule bead so as to facilitate processing and leading.
Furthermore, the end parts of the temperature measuring holes are all subjected to rounding treatment, and the corner positions where the temperature measuring lines pass through are all rounded so as to avoid cutting the temperature measuring lines.
Furthermore, the temperature measuring holes are multiple.
The temperature measuring system comprises a tire mold, one end of a temperature measuring line arranged in a temperature measuring hole in a steel ring of the tire mold is connected with a temperature measuring element, the temperature measuring element is embedded in rubber of a tire blank, the other end of the temperature measuring line is connected with a processor, and the processor records temperature and corresponding time data.
The temperature measurement method of the temperature measurement system for realizing accurate temperature measurement in the vulcanization process comprises the following steps:
1) disassembling the plugging bolt in the temperature measuring hole of the tire mold steel ring;
2) placing the tyre blank into a tyre blank for temperature measurement;
3) when the temperature is not measured, a plugging bolt is arranged in the temperature measuring hole of the steel ring for plugging;
when temperature is measured, the plugging bolt is loosened, a plurality of temperature measuring lines penetrate through the temperature measuring holes, one end of each temperature measuring line is connected with a temperature measuring element, each temperature measuring element is embedded in the rubber material at different positions of the tire blank, and the other end of each temperature measuring element is connected to a processor capable of automatically recording temperature and corresponding time data; when temperature measurement is not needed, the temperature measuring hole is plugged by the plugging bolt, and the quality defect of the tire can not occur because the temperature measuring hole is not in contact with the tire.
According to the invention, the hole-opening position of the temperature measuring hole is changed from the position on the side plate in the prior art to the position on the steel ring, so that the change of the threading path of the temperature measuring wire is realized, the number of mould components is reduced, the mould processing difficulty and the manufacturing cost are reduced, the tire vulcanization temperature measuring operation flow is simplified, the tire vulcanization quality is ensured, the temperature measuring preparation time is greatly saved, the temperature measuring accuracy is improved, and the working efficiency is greatly improved.
Drawings
Fig. 1 is a schematic structural view of a tire mold of the present invention.
FIG. 2 is a schematic view showing a state of tire vulcanization temperature measurement.
Fig. 3 is a schematic structural view of the steel ring.
Fig. 4 is a schematic structural view of the blocking bolt.
In the figure: 1. pattern blocks; 2. a side plate; 3. steel rings; 4. plugging the bolt; 5. a temperature measuring hole; 6. a tire blank; 7. a capsule; 8. a temperature measuring line; 9. a processor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, a tire mold with temperature measuring holes and a temperature measuring system and method thereof are provided, the tire mold comprises pattern blocks 1, side plates 2 and a steel ring 3, the outer sides of the side plates 2 are matched with the pattern blocks 1, and the inner sides of the side plates are matched with the steel ring 3; as shown in fig. 3, the steel ring 3 is provided with at least one temperature measuring hole 5, the temperature measuring hole 5 is internally provided with a plugging bolt 4 capable of plugging the temperature measuring hole, and the temperature measuring hole 5 is plugged by the plugging bolt 4 when the temperature is not measured, so that the vulcanized capsule is protected.
A plurality of temperature measuring lines 8 can be arranged in the temperature measuring holes 5 to measure temperature accurately. The end parts of the temperature measuring holes 5 are all subjected to rounding treatment, and all corner positions where the temperature measuring lines pass through are rounded, so that the temperature measuring lines are prevented from being cut.
The tire mold is also internally provided with a capsule 7, and the tire blank 6 is arranged in the tire mold and then positioned at the outer side of the capsule 7; in order to facilitate processing and leading, the temperature measuring hole 5 is arranged between the tire bead of the steel ring 3 and the bead of the capsule 7.
The temperature measuring system comprises the tire mold, one end of a temperature measuring line 8 arranged in a temperature measuring hole 5 on a steel ring of the tire mold is connected with temperature measuring elements, each temperature measuring element is embedded in rubber materials at different parts of a tire blank 6, the other end of the temperature measuring line is connected with a processor, and the processor records temperature and corresponding time data.
The steps of measuring the temperature by using the tire mold of the invention are 3 steps in total, the time is within 20 minutes, and the specific steps of measuring the temperature are as follows:
1) disassembling the plugging bolt (4) in the temperature measuring hole (5) of the tire mold steel ring (3), 2) installing the tire mold steel ring into a tire blank for temperature measurement, and 3) installing the plugging bolt (4) in the temperature measuring hole (5) of the steel ring (3) for plugging when the temperature is not measured;
when temperature is measured, the plugging bolts 4 are loosened, a plurality of temperature measuring wires 8 penetrate through the temperature measuring holes 5, one ends of the temperature measuring wires 8 are connected with temperature measuring elements, the temperature measuring elements are embedded in rubber materials at different positions of the tire blank 6, and the other ends of the temperature measuring elements are connected to a processor capable of automatically recording temperature and corresponding time data. When temperature measurement is not needed, the temperature measuring holes 5 are plugged by the plugging bolts 4, and quality defects of tires cannot occur because the temperature measuring holes 5 are not in contact with the tires.
The tire mold changes the opening position of the threading hole, changes the opening position in the prior art from the side plate 2 to the steel ring 3, optimizes the threading path of the temperature measuring line, leads the temperature measuring line to be directly led out through the inherent gap between the tire mold and the central mechanism of the vulcanizing machine, does not damage the tire mold, and fundamentally solves the problem of poor heat conduction caused by the opening of the wire guide groove on the side plate; the temperature measuring holes are arranged on the steel ring, so that the advantages of small diameter of the steel ring and convenience in processing are fully utilized, and the device is easy to popularize and apply.
The temperature measuring system has simple temperature measuring operation, improves the temperature measuring efficiency, avoids the complicated operation steps required by disassembling the mould, can carry out threading operation only by lifting the steel ring 3 and taking out the plugging bolt 4, is convenient and quick, greatly saves the preparation of a tire mould and the mould recovery time during vulcanization temperature measurement, reduces the operation steps from 19 steps in the prior art to 3 steps, reduces the operation time from the original more than 10 hours to within 20 minutes, and improves the efficiency by more than 30 times; the temperature measuring holes are plugged on the steel ring by plugging bolts, so that the assembly and disassembly are convenient, compared with the method of opening the temperature measuring holes on the side plate commonly adopted in the industry at present, the method simplifies the processing difficulty of the die, cancels the time for assembling and disassembling the die and the capsule and the preheating time of the die, and greatly improves the working efficiency; the temperature measuring system of the invention has more accurate temperature measuring data, and the hole is formed in the steel ring 3 to facilitate threading operation, thus shortening the time of the tire mold opening operation, keeping the temperature of the tire mold to the maximum extent and improving the temperature measuring precision. The temperature measuring hole is arranged between the tire bead and the bladder bead of the tire mold, is not arranged on the tire appearance curve, does not influence the appearance of the tire, has low mold processing requirement and saves the processing cost; when the temperature is measured, the data is transmitted by using the temperature measuring line and recorded, the data is accurate and error-free, and corresponds to time in real time, so that an accurate temperature-time temperature measuring curve can be formed, and the data is easy to store, check and analyze; when the temperature is not measured, the temperature measuring hole is blocked by a blocking bolt, and the vulcanized tire does not contact with the temperature measuring hole, so that the quality of the tire is not influenced; according to the invention, the capsule is inflated to wrap the temperature measuring line to realize sealing and air isolation during temperature measurement, so that the actual vulcanization state of the tire is better simulated, and the actual vulcanization process of the tire is better reflected.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make variations, modifications, additions or substitutions within the technical scope of the present invention.
Claims (5)
1. The utility model provides a take tire mould in temperature measurement hole which characterized in that: the tire mold comprises pattern blocks (1), side plates (2) and a steel ring (3), wherein the outer sides of the side plates (2) are matched with the pattern blocks (1), and the inner sides of the side plates are matched with the steel ring (3); a temperature measuring hole (5) is formed in the steel ring (3), a plugging bolt (4) capable of plugging the temperature measuring hole is arranged in the temperature measuring hole (5), and the temperature measuring hole (5) is plugged by the plugging bolt (4) when the temperature is not measured, so that the vulcanized capsule is protected; a temperature measuring line (8) is arranged in the temperature measuring hole (5) to measure temperature accurately;
the tire mold is also internally provided with a capsule (7), and the tire blank (6) is arranged in the tire mold and then positioned on the outer side of the capsule (7); the temperature measuring hole (5) is arranged between the tire bead of the steel ring (3) and the bead of the capsule (7) so as to facilitate processing and leading.
2. The tire mold with temperature measuring hole according to claim 1, wherein: the end parts of the temperature measuring holes (5) are all subjected to rounding treatment, and the corner positions of all the positions through which the temperature measuring lines pass are all rounded so as to avoid cutting the temperature measuring lines.
3. The tire mold with temperature measuring hole according to claim 2, wherein: the temperature measuring holes (5) are multiple.
4. The utility model provides a realize temperature measurement system of accurate temperature measurement of vulcanization process which characterized in that: the temperature measuring system comprises the tire mold according to claims 1-3, one end of a temperature measuring line (8) arranged in a temperature measuring hole (5) on a steel ring of the tire mold is connected with a temperature measuring element, the temperature measuring element is embedded in rubber of a tire blank (6), the other end of the temperature measuring line (8) is connected with a processor, and the processor records temperature and corresponding time data.
5. A temperature measurement method of a temperature measurement system for realizing accurate temperature measurement in a vulcanization process is characterized by comprising the following steps: the temperature measuring method comprises the following steps:
1) disassembling a plugging bolt (4) in a temperature measuring hole (5) of a tire mold steel ring (3);
2) placing the tyre blank into a tyre blank for temperature measurement;
3) when the temperature is not measured, a plugging bolt (4) is arranged in a temperature measuring hole (5) of the steel ring (3) for plugging;
when temperature is measured, the plugging bolt (4) is loosened, a plurality of temperature measuring lines (8) penetrate through the temperature measuring hole (5), one end of each temperature measuring line (8) is connected with a temperature measuring element, each temperature measuring element is embedded in rubber materials at different positions of the tire blank (6), and the other end of each temperature measuring element is connected to a processor capable of automatically recording temperature and corresponding time data; when temperature measurement is not needed, the temperature measuring hole (5) is plugged by the plugging bolt (4), and the quality defect of the tire can not occur because the temperature measuring hole (5) is not in contact with the tire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011558773.3A CN112847965A (en) | 2020-12-25 | 2020-12-25 | Tire mold with temperature measuring hole, temperature measuring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011558773.3A CN112847965A (en) | 2020-12-25 | 2020-12-25 | Tire mold with temperature measuring hole, temperature measuring system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112847965A true CN112847965A (en) | 2021-05-28 |
Family
ID=75996856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011558773.3A Pending CN112847965A (en) | 2020-12-25 | 2020-12-25 | Tire mold with temperature measuring hole, temperature measuring system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112847965A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1227308A (en) * | 1983-06-10 | 1987-09-29 | Karl-Heinz Rummler | Process and apparatus for vulcanising / pneumatic tires / |
| CN202225346U (en) * | 2011-09-29 | 2012-05-23 | 肇庆骏鸿实业有限公司 | Curing bladder chuck convenient for temperature measurement |
| CN208148308U (en) * | 2018-03-19 | 2018-11-27 | 山东豪迈机械科技股份有限公司 | A kind of tire mold steel ring, tire-mold and temp measuring system |
| CN109049778A (en) * | 2018-08-10 | 2018-12-21 | 山东豪迈机械科技股份有限公司 | A kind of tire-mold |
-
2020
- 2020-12-25 CN CN202011558773.3A patent/CN112847965A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1227308A (en) * | 1983-06-10 | 1987-09-29 | Karl-Heinz Rummler | Process and apparatus for vulcanising / pneumatic tires / |
| CN202225346U (en) * | 2011-09-29 | 2012-05-23 | 肇庆骏鸿实业有限公司 | Curing bladder chuck convenient for temperature measurement |
| CN208148308U (en) * | 2018-03-19 | 2018-11-27 | 山东豪迈机械科技股份有限公司 | A kind of tire mold steel ring, tire-mold and temp measuring system |
| CN109049778A (en) * | 2018-08-10 | 2018-12-21 | 山东豪迈机械科技股份有限公司 | A kind of tire-mold |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210528 |
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| RJ01 | Rejection of invention patent application after publication |