CN210651521U - Tire mold - Google Patents
Tire mold Download PDFInfo
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- CN210651521U CN210651521U CN201920809083.7U CN201920809083U CN210651521U CN 210651521 U CN210651521 U CN 210651521U CN 201920809083 U CN201920809083 U CN 201920809083U CN 210651521 U CN210651521 U CN 210651521U
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- heating
- tire mold
- heating elements
- electromagnetic induction
- mounting groove
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Abstract
The utility model provides a tire mold, including a plurality of decorative pattern pieces, be provided with middle heating portion on a plurality of decorative pattern pieces, middle heating portion includes a plurality of electric heating element or electromagnetic induction heating element; the intermediate heating parts comprise a plurality of groups, the plurality of groups of intermediate heating parts are distributed at intervals in the axial direction of the tire mold, each group of intermediate heating parts comprises a plurality of electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged along the circumferential direction of the tire mold; the tire mold is heated by adopting an electric heating mode, and compared with the existing heating mode, the long-distance steam pipeline is cancelled, so that the heat loss is reduced, the energy is saved more, and the production cost is reduced. Inside the tire mould was all located to heating portion, reduced the distance between heating portion and child blank, reduced thermal transmission distance, effectual heating efficiency and the heat utilization rate of having improved.
Description
Technical Field
The utility model relates to a tire mold technical field, concretely relates to tire mold.
Background
The tire mold is a necessary device for tire vulcanization molding. The existing tire mold generally comprises a guide ring, an upper mold, a lower mold and a mold section, wherein the upper mold comprises an upper cover and an upper side plate, the lower mold comprises a base and a lower side plate, the mold section comprises a sliding block and a pattern block, the pattern block comprises a mold body and a shell arranged outside the mold body, and the upper side plate of the upper mold, the lower side plate of the lower mold and the mold body of the pattern block jointly form a mold cavity in the shape of a tire.
At present, in the vulcanization process of a tire, a tire mold needs to be placed between an upper hot plate and a lower hot plate of a vulcanizing machine and heated to a temperature of about 180 ℃ to keep vulcanization, a large amount of heat is needed in the process, the tire mold is heated mainly by steam in the heating mode at the present stage, the steam is formed by heating water through coal burning in a boiler plant, and then the steam is injected into the tire mold through a pipeline. In the production process, the coal burning can generate pollutants such as waste residues, waste gases and the like to pollute the environment; the water vapor is transported in the pipeline for a long distance, so that a large amount of heat is lost; a large amount of steam pipelines are arranged, so that the occupied space is increased, the land, building and maintenance costs are increased, and potential safety hazards also exist.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a tire mould adopts electrical heating or induction heating mode to heat, has practiced thrift the energy consumption.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a tire mold, tire mold include a plurality of decorative pattern pieces, are provided with middle heating portion on a plurality of decorative pattern pieces, and middle heating portion includes a plurality of electric heating element or electromagnetic induction heating element.
As a preferable technical solution, at least one mounting groove is provided on the block, and the intermediate heating portion is provided in the mounting groove.
As a preferred technical scheme, the mounting groove is provided with a cover plate, the mounting groove is internally provided with a heat transfer medium, and a sealing element is arranged between the cover plate and the mounting groove.
As a preferred technical solution, the intermediate heating portions include multiple groups, the multiple groups of intermediate heating portions are distributed at intervals in the axial direction of the tire mold, each group of intermediate heating portions includes a plurality of electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged along the circumferential direction of the tire mold.
In a preferred embodiment, the intermediate heating portions of the plurality of blocks are connected in series.
As a preferable technical scheme, the blocks are fixedly arranged on the arch-shaped seat.
As a preferred technical scheme, the pattern block comprises a mold body and a shell, and the mounting groove is formed in the shell.
As a preferable technical solution, the tire mold is provided with an upper heating portion and a lower heating portion, and the upper heating portion and the lower heating portion include a plurality of electric heating elements or electromagnetic induction heating elements.
As a preferable technical solution, the upper heating part is provided on the upper cover or the upper side plate, and the lower heating part is provided on the base or the lower side plate;
preferably, the upper cover or the upper side plate is provided with at least one mounting groove, and the upper heating part is disposed in the mounting groove;
preferably, the base or the lower side plate is provided with at least one mounting groove, and the lower heating part is disposed in the mounting groove.
As a preferable technical scheme, the upper heating portions comprise a plurality of groups, the plurality of groups of upper heating portions are distributed at intervals in the radial direction of the tire mold, each group of upper heating portions comprises a plurality of electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged along the circumferential direction of the tire mold; and/or, lower heating portion includes the multiunit, and multiunit lower heating portion is at the footpath interval distribution of tire mould, and heating portion includes a plurality of electric heating element or electromagnetic induction heating element under every group, and a plurality of electric heating element or electromagnetic induction heating element set up along tire mould's circumference.
The utility model has the advantages of that:
1. the utility model discloses an electrical heating or induction heating mode heats the tire mould, compares with current heating mode: and a long-distance steam pipeline is cancelled, so that the heat loss is reduced, the energy is saved, and the production cost is reduced.
2. The utility model discloses a heating portion has all been located inside the tire mould, has reduced the distance between heating portion and vulcanized tire, has reduced thermal transmission distance, the effectual heating efficiency and heat utilization rate that have improved.
Drawings
Fig. 1 is a schematic structural view of a tire mold according to an embodiment of the present invention;
FIG. 2 is a block diagram of the flower of FIG. 1;
FIG. 3 is a schematic view of a pattern block structure according to an embodiment of the present invention;
fig. 4 is a schematic view of a side panel structure according to an embodiment of the present invention;
fig. 5 is a schematic view of a lower side plate structure according to an embodiment of the present invention;
fig. 6 is a schematic view of a layout of upper and lower heating portions according to an embodiment of the present invention;
fig. 7 is a schematic view of a partial structure according to an embodiment of the present invention;
fig. 8 is a partial enlarged view of the position I in fig. 7 according to the present invention.
In the figure: 1-pattern block, 2-upper cover, 3-base, 4-upper side plate, 5-lower side plate, 6-middle heating part, 7-upper heating part, 8-lower heating part, 91-first mounting groove, 92-second mounting groove, 93-third mounting groove, 101-first cover plate, 102-second cover plate, 103-third cover plate, 111-first sealing element, 112-second sealing element, 113-third sealing element, 12-die body, 13-shell and 14-bow-shaped seat.
Detailed Description
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 and 2, the present application provides a tire mold, which includes a plurality of pattern blocks 1, wherein intermediate heating portions 6 are disposed on the plurality of pattern blocks 1, and each intermediate heating portion 6 includes a plurality of electric heating elements or electromagnetic induction heating elements.
The block 1 is provided with at least one mounting groove (the mounting groove on the block 1 is a first mounting groove 91), and the intermediate heating portion 6 is disposed in the mounting groove. Further, the mounting groove is provided with a cover plate (the cover plate on the first mounting groove 91 is a first cover plate 101), the mounting groove is internally provided with a heat transfer medium, and a sealing element (the sealing element on the first mounting groove 91 is a first sealing element 111) is arranged between the cover plate and the mounting groove. The heat transfer medium can be liquid medium, such as water, heating oil and the like, and can also be gaseous medium, such as nitrogen and the like, and the heat transfer medium can improve the heat transfer efficiency, ensure the uniform temperature in the same mounting groove and improve the tire vulcanization quality. The sealing element can be a sealing ring, and the sealing element is arranged to prevent the heat transfer medium from leaking.
Preferably, the intermediate heating portions 6 include a plurality of groups, the plurality of groups of intermediate heating portions 6 are distributed at intervals in the axial direction Z of the tire mold, each group of intermediate heating portions 6 includes a plurality of electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged in the circumferential direction C of the tire mold. The temperature of the middle heating parts 6 in different groups is different according to different positions, for example, the temperature of the tire shoulder part of the tire can be higher than that of the heating parts in other positions, different vulcanization temperatures are given to different parts of the tire, partial over vulcanization or insufficient vulcanization of the tire is avoided, and the vulcanization quality of the tire is improved. The electric heating element can be a thermal resistor, an electric heating wire and the like, and the electromagnetic induction heating element can be an electromagnetic induction coil and the like.
In one embodiment of the present invention, the pattern block 1 can be fixed on the arch seat 14.
Referring to fig. 2, in an embodiment of the present invention, the pattern block 1 includes a mold body 12 and a casing 13, the mold body 12 is fixedly connected to the casing 13, and the mounting groove is disposed on the casing 13. When the mold vulcanizes a tire having a different pattern, the mold body 12 can be directly replaced without resetting the intermediate heating portion 6, and the mold material is saved.
Referring to fig. 3, in other embodiments, the block 1 may be an integral structure, and the mounting groove is disposed on the outer wall of the block 1.
With reference to fig. 1, the tire mold is further provided with an upper heating portion 7 and a lower heating portion 8, and the upper heating portion 7 and the lower heating portion 8 include a plurality of electric heating elements or electromagnetic induction heating elements.
In one embodiment of the present invention, the tire mold further includes an upper cover 2, an upper side plate 4, a base 3, and a lower side plate 5, wherein an upper heating portion 7 is disposed on the upper cover 2 or the upper side plate 4, and a lower heating portion 8 is disposed on the base 3 or the lower side plate 5; the upper cover 2 or the upper side plate 4 is provided with at least one mounting groove (the mounting groove on the upper cover 2 or the upper side plate 4 is a second mounting groove 92), and the upper heating part 7 is arranged in the mounting groove; the base 3 or the lower side plate 5 is provided with at least one mounting groove (the mounting groove on the base 3 or the lower side plate 5 is a third mounting groove 93), and the lower heating part 8 is arranged in the mounting groove. Further, the mounting groove is provided with a cover plate (the cover plate on the second mounting groove 92 is a second cover plate 102, and the cover plate on the third mounting groove 93 is a third cover plate 103), the mounting groove is internally provided with a heat transfer medium, and a sealing member is arranged between the cover plate and the mounting groove (the sealing member on the second mounting groove 92 is a second sealing member 112, and the sealing member on the third mounting groove 93 is a third sealing member 113). The heat transfer medium can be liquid medium, such as water, heating oil and the like, and can also be gaseous medium, such as nitrogen and the like, and the heat transfer medium can improve the heat transfer efficiency, ensure the uniform temperature in the same mounting groove and improve the tire vulcanization quality. The provision of the seal 11 prevents leakage of the heat transfer medium.
Referring to fig. 4 and 5, in other embodiments, the upper heating portion 7 may be disposed on the upper side plate 4, and the lower heating portion 8 may be disposed on the lower side plate 5.
Referring to fig. 1 to 6, preferably, the upper heating portion 7 includes a plurality of groups, the plurality of groups of upper heating portions 7 are distributed at intervals in a radial direction R of the tire mold, each group of upper heating portions 7 includes a plurality of electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged along a circumferential direction C of the tire mold; and/or, lower heating portion 8 includes the multiunit, and multiunit lower heating portion 8 interval distribution is on tire mould's radial R, and heating portion 8 includes a plurality of electric heating element or electromagnetic induction heating element under every group, and a plurality of electric heating element or electromagnetic induction heating element set up along tire mould's circumference C. The temperature of the upper heating part 7 and the lower heating part 8 in different groups and the optimal temperature are different according to different positions, for example, the temperature of the tire shoulder part of the tire can be higher than that of the heating parts at other positions, different vulcanization temperatures are given to different parts of the tire, partial over-vulcanization or insufficient vulcanization of the tire is avoided, and the tire vulcanization quality is improved. The electric heating element can be a thermal resistor, an electric heating wire and the like, and the electromagnetic induction heating element can be an electromagnetic induction coil and the like.
Referring to fig. 7 and 8, preferably, the number of groups of the middle heating portions 6 of each pattern block 1 is the same, and the height positions of the middle heating portions are corresponding, the middle heating portions 6 located at the same height position on the plurality of pattern blocks 1 are connected in series, the pattern blocks 1 are provided with wire passing holes, the wire passing holes are communicated with the mounting groove and the back of the pattern block, the back of the pattern block is provided with wire passing grooves, the wire passing grooves are communicated with the wire passing holes and the vertical faces of the arch-shaped seats 14, the middle heating portions 6 of two adjacent pattern blocks 1 are connected through wires, preferably, the wires are telescopic spiral coils, the wires pass through the wire holes and the wire passing grooves and extend to the vertical faces of the arch-shaped seats 14, then the wires are connected with the telescopic spiral.
The utility model provides a tire mould adopts the electrical heating mode to heat tire mould, compares with current heating mode, has cancelled long distance steam conduit, has reduced the heat loss, and is more energy-conserving to manufacturing cost has been reduced. Inside the tire mould was all located to heating portion, reduced the distance between heating portion and child blank, reduced thermal transmission distance, effectual heating efficiency and the heat utilization rate of having improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The tire mold is characterized by comprising a plurality of pattern blocks, wherein the pattern blocks are provided with intermediate heating parts, and the intermediate heating parts comprise a plurality of electric heating elements or electromagnetic induction heating elements;
the middle heating part comprises a plurality of groups, the plurality of groups of middle heating parts are distributed in the axial direction of the tire mold at intervals, each group of middle heating parts comprises a plurality of electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged along the circumferential direction of the tire mold.
2. The tire mold according to claim 1, wherein the block is provided with at least one mounting groove, the intermediate heating portion being provided in the mounting groove.
3. The tire mold of claim 2, wherein the mounting groove is provided with a cover plate, the mounting groove is provided with a heat transfer medium therein, and a seal is provided between the cover plate and the mounting groove.
4. The tire mold according to any one of claims 1 to 3, wherein the intermediate heating portions on the plurality of blocks are connected in series.
5. A tyre mould as claimed in any one of claims 2 to 3 wherein said blocks are fixedly disposed on arcuate seats.
6. The tire mold of claim 5 wherein said blocks include a mold body and a housing, said mounting grooves being provided on said housing.
7. A tire mold according to claim 1, wherein said tire mold is provided with an upper heating portion and a lower heating portion, said upper heating portion and said lower heating portion comprising a plurality of electric heating elements or electromagnetic induction heating elements.
8. The tire mold according to claim 7, wherein the upper heating portion is provided on the upper cover or the upper side plate, and the lower heating portion is provided on the base or the lower side plate.
9. The tire mold according to claim 7 or 8, wherein the upper heating portion includes a plurality of groups, the plurality of groups of upper heating portions are distributed at intervals in a radial direction of the tire mold, each group of upper heating portions includes a plurality of the electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged in a circumferential direction of the tire mold; and/or the lower heating parts comprise a plurality of groups, the lower heating parts are distributed at intervals in the radial direction of the tire mold, each group of lower heating parts comprises a plurality of electric heating elements or electromagnetic induction heating elements, and the plurality of electric heating elements or electromagnetic induction heating elements are arranged along the circumferential direction of the tire mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920809083.7U CN210651521U (en) | 2019-05-31 | 2019-05-31 | Tire mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920809083.7U CN210651521U (en) | 2019-05-31 | 2019-05-31 | Tire mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210651521U true CN210651521U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920809083.7U Active CN210651521U (en) | 2019-05-31 | 2019-05-31 | Tire mold |
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| Country | Link |
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| CN (1) | CN210651521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113878911A (en) * | 2021-11-16 | 2022-01-04 | 联亚智能科技（苏州）有限公司 | Electric heating device for supplying heat to outer die of steamer type tire vulcanizing machine |
-
2019
- 2019-05-31 CN CN201920809083.7U patent/CN210651521U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113878911A (en) * | 2021-11-16 | 2022-01-04 | 联亚智能科技（苏州）有限公司 | Electric heating device for supplying heat to outer die of steamer type tire vulcanizing machine |
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