CN211307076U - Tire mold and tire vulcanizing equipment with same - Google Patents
Tire mold and tire vulcanizing equipment with same Download PDFInfo
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- CN211307076U CN211307076U CN202021341418.6U CN202021341418U CN211307076U CN 211307076 U CN211307076 U CN 211307076U CN 202021341418 U CN202021341418 U CN 202021341418U CN 211307076 U CN211307076 U CN 211307076U
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Abstract
The utility model discloses a tire mold and a tire vulcanizing device provided with the mold, which comprises a plurality of segments forming the circumferential appearance of a tire; each segment is internally provided with a heating hole, the heating hole extends into the segment from the end surface of the segment close to the opening end of the tire mold along the vertical direction, and a heating part is arranged in the heating hole; the heating member may be provided with only the first heating member, or may be provided with both the first heating member and the second heating member; the utility model can reduce the heat loss of the tire mold, improve the utilization rate of heat and reduce the energy consumption; the defects that the traditional steam is easy to rust and the pipeline is complex in heat transfer can be avoided, and the production and maintenance cost is effectively reduced; the vulcanization temperature can be conveniently adjusted, and the debugging and optimization of the tire vulcanization process are facilitated.
Description
Technical Field
The utility model relates to a tire mould and be equipped with tire curing equipment of this mould belongs to tire curing equipment technical field.
Background
At present, tire vulcanization is mainly realized by steam heating, a steam chamber is arranged in a hot plate of a vulcanizing machine and a die sleeve in a die, and high-temperature steam is continuously introduced during tire vulcanization to realize heat transfer.
For example, chinese utility model patent CN201821749083.4 discloses a novel auto-vulcanization tire mould, including the mould main part, the mould main part includes bottom plate and last mould cover, well cover is encircleed the cover all around and is inlayed the ring in the cover, the surface of bottom plate is provided with a plurality of first heat-conducting plates, the outer lantern ring is installed on the bottom plate top, the inside of outer lantern ring is provided with thermal-insulated plate, open the top one end of outer lantern ring has the inlet port, the top other end of outer lantern ring is opened there is the venthole, the one end of inlet port is connected with the breather pipe, fixing bolt is installed on the top of last mould cover, the outside edge of going up. The utility model discloses a plurality of first heat-conducting plates, second heat-conducting plate make each position of the faster transmission of heat to rubber tire, vulcanize more evenly to each position of tire, reduce the influence of temperature difference to tire vulcanization, be favorable to the homogeneity of tire vulcanization, set up thermal-insulated plate in the lantern ring outward simultaneously, prevent the heat loss for heat to the tire is vulcanized.
Above-mentioned utility model patent the heating method of tire mould be traditional steam heating, though prevent the heat loss through setting up thermal-insulated plate in the outer lantern ring, its heat still can't make full use of, the heat still runs off through pipe-line heat dissipation, and still contains a large amount of heats in water and the steam that flow in the circulation process, thermal utilization ratio is less than 30%, the energy consumption is big.
And the traditional steam heating mode is applied in practice, the adjustment of the vulcanization temperature is difficult, and the debugging and optimization of the vulcanization process in a tire factory are not facilitated.
In addition, the steam heat transfer pipeline in the hot plate and the mould of the vulcanizing machine of the existing tire mould and vulcanizing equipment is easy to rust, the laying structure of the pipeline is complex, and the production and maintenance cost is high.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the above deficiencies are overcome, and provides a tire mold and a tire vulcanizing device with the tire mold, which can reduce the heat loss of the tire mold, improve the utilization rate of heat and reduce the energy consumption; the defects that the traditional steam heat transfer pipeline is easy to rust and the pipeline is complex can be avoided, and the production and maintenance cost is effectively reduced; the vulcanization temperature can be conveniently adjusted, and the debugging and optimization of the tire vulcanization process are facilitated.
For solving the technical problem, the utility model discloses a following technical scheme: a tire mold comprising a plurality of segments forming a circumferential profile of a tire; all be equipped with the heating hole in every section, the heating hole is close to the terminal surface of tire mould open end by the section and extends to the section inside, be equipped with the heater block in the heating hole.
Further, the heating means includes a plurality of first heating means;
the upper end of the first heating component is not lower than the upper tire shoulder, and the lower end of the first heating component is not higher than the lower tire shoulder.
Further, the heating member further includes a plurality of second heating members;
one end of the first heating component far away from the opening end of the tire mold is higher than one end of the second heating component far away from the opening end of the tire mold.
The temperature measuring device further comprises a temperature measuring component, wherein the temperature measuring component is arranged on the segment and/or the middle die sleeve, and the temperature of the segment is detected in real time through the temperature measuring component and fed back to the control system.
Further, the heating component is an electric heating tube or an induction heating coil;
the heating holes comprise a first heating hole and a second heating hole; the first heating component is arranged in the first heating hole, and the second heating component is arranged in the second heating hole;
the first heating hole and the second heating hole both extend from the end face of the segment close to the opening end of the tire mold to the inside of the segment in the vertical direction.
Further, the plurality of first heating members and the plurality of second heating members are arranged along the circumferential direction of the central axis of the tire mold;
the first heating component and the second heating component have equal distance to the central axis of the tire mold and are arranged at intervals in the circumferential direction; or the second heating component is far away from the central axis of the tire mold relative to the first heating component.
Furthermore, the lower end face of the segment is provided with a wire passing groove, the wire passing groove is connected with the heating hole, and the lead is connected with the heating component through the wire passing groove.
Further, the segments are slidably connected to the inner wall of the middle die sleeve; the inner wall surface of the middle die sleeve gradually shrinks upwards along the axial direction or gradually expands upwards along the axial direction;
the upper cover is detachably connected with the base, the lower cover is detachably connected with the base, and the upper cover is detachably connected with the base.
Further, the segment comprises an arch-shaped seat and a pattern block, the pattern block is fixedly connected to the inner side of the arch-shaped seat, and the heating hole is located in the arch-shaped seat.
A tire curing apparatus comprising said tire mold; the upper end and the lower end of the tire mold are respectively provided with an upper hot plate and a lower hot plate;
the upper heating part and the lower heating part are respectively arranged on the upper hot plate and the lower hot plate; the upper heating part and the lower heating part are both electric heating pipes or induction heating coils.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
the utility model can reduce the heat loss of the tire mold, improve the utilization rate of heat and reduce the energy consumption; the defects that the traditional steam heat transfer pipeline is easy to rust and the pipeline is complex can be avoided, and the production and maintenance cost is effectively reduced; the vulcanization temperature can be conveniently adjusted, and the debugging and optimization of the tire vulcanization process are facilitated.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a schematic view showing the arrangement of heating parts in example 1;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a schematic view showing the arrangement of heating parts in example 2;
FIG. 5 is a left side view of FIG. 4;
FIG. 6 is another schematic view of the arrangement of heating parts in embodiment 2;
FIG. 7 is a left side view of FIG. 6;
fig. 8 is a schematic structural view of embodiment 3 of the present invention;
in the figure, the position of the upper end of the main shaft,
1-middle die sleeve, 2-upper cover, 3-base, 4-segment, 41-arch base, 42-pattern block, 5-first heating hole, 6-first heating component, 7-wire-passing groove, 8-upper side plate, 9-lower side plate, 10-upper heating plate, 11-lower heating plate, 12-second heating hole, 13-second heating component, 14-upper heating component, 15-lower heating component and 16-temperature measuring component.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-3, the present embodiment provides a tire mold, which includes a mold shell assembly and a cavity assembly disposed in the mold shell assembly, wherein the mold shell assembly includes a middle mold sleeve 1, an upper cover 2 and a base 3; the cavity assembly comprises a plurality of segments 4 which enclose the circumferential shape of the tire, and the inner wall surface of the middle die sleeve 1 gradually shrinks upwards along the axial direction or gradually expands upwards along the axial direction; when the inner wall surface of the middle die sleeve 1 gradually shrinks upwards along the axial direction, the tire mold is an upper open type mold, and the open end of the tire mold is positioned at the lower part; when the inner wall surface of the middle die sleeve 1 is gradually expanded downwards along the axial direction, the tire mold is of a lower opening structure, and the opening end of the tire mold is positioned at the upper part.
A plurality of first heating holes 5 are formed in the lower end face of the segment 4, and are uniformly arranged at intervals in the circumferential direction; the number of the first heating holes 5 is preferably 2 to 6.
Said first heating aperture 5 extends upwards from the lower end face of the segment 4 to a distance close to the upper end face of the segment 4; a first heating part 6 is arranged in the first heating hole 5, and the first heating part 6 comprises an electric heating pipe or an induction heating coil; the first heating part 6 heats the segments 4, so that the energy utilization rate is improved, and the environmental pollution is reduced.
The upper end of the first heating component 6 is not lower than an upper tire shoulder, the lower end of the first heating component is not higher than a lower tire shoulder, the temperature rising uniformity of the segments 4 is improved, local overheating of the segments 4 is avoided, the local temperature is too low, and the tire vulcanization quality is improved.
The first heating component 6 is connected with a control system, and the control system controls and adjusts the power of the first heating component to realize the control of the vulcanization temperature in the tire vulcanization process.
The segments 4 are slidably connected on the inner wall of the middle die sleeve 1; specifically, the inner wall surface of the middle die sleeve 1 is provided with a guide strip, and a guide groove matched with the guide strip is formed in the side surface of the section 4 matched with the middle die sleeve 1; wear-resisting plates are arranged on two sides of the guide strip arranged on the middle die sleeve 1; or a guide groove is formed in the inner wall surface of the middle die sleeve 1, and a guide strip matched with the guide groove is arranged on the side surface of the section 4 matched with the middle die sleeve 1; wear-resisting plates are arranged on two sides of the guide groove arranged on the middle die sleeve 1.
The die cavity assembly further comprises an upper side plate 8 and a lower side plate 9, the upper side plate 8 is detachably connected to the upper cover 2, the lower side plate is detachably connected to the base 3, and specifically, the upper side plate 8 is fixedly installed on the inner side of the upper cover 2 through screws; the lower side plate 9 is fixedly arranged on the inner side of the base 3 through screws;
the segment 4 can be a split structure and comprises an arched seat 41 and a pattern block 42, wherein the pattern block 42 is fixedly installed on the inner side of the arched seat 41 through screws; the first heating hole 5 is formed in the arched seat 41; wire passing grooves 7 are formed in the lower end face of the arched seat 41, the wire passing grooves 7 are connected with the first heating hole 5, and the conducting wires are connected with the first heating component 6 through the wire passing grooves 7, so that the problem of conducting wire interference in the die opening and closing process is solved.
The segment 4 may be of an integral structure, the upper cover 2 and the upper side plate 8 may be of an integral structure, and the lower side plate 9 and the base 3 may be of an integral structure.
The temperature measuring component 16 is mounted on the segment 4 and/or the middle mold sleeve 1, the temperature of the segment is detected in real time through the temperature measuring component 16 and fed back to the control system, and then the control system can adjust the power of the first heating component 6 in real time, so that the closed-loop feedback control of the vulcanization temperature in the tire vulcanization process is realized.
When the mold is closed, the upper cover 2 drives the upper side plate 8 to be gradually close to the lower side plate 9, the middle mold sleeve 1 drives the plurality of segments 4 to move together along the radial mold center, until the upper ends and the lower ends of the plurality of segments 4 are respectively abutted to the outer sides of the upper side plate 8 and the lower side plate 9, the cavity assembly is folded to complete the formation of a tire vulcanization chamber, after the mold closing is completed, the first heating part 6 is controlled by the control system to be heated in an electrified mode, the temperature of the segments 4 is detected in real time through the temperature measuring part 16 and fed back to the control system, the power of the first heating part 6 can be adjusted by the control system in real time, and the closed.
When the mold is opened, the middle mold sleeve 1 drives the plurality of segments 4 to move radially outwards together, the upper cover 2 drives the upper side plate far end 8 to gradually leave the lower side plate 9, and then the vulcanized tire is taken out.
Example 2
As shown in fig. 4-7, the present embodiment is different from the present embodiment in that: a plurality of second heating holes 12 are further formed in the segment 4, and second heating parts 13 are arranged in the second heating holes 12.
The second heating hole 12 extends vertically upward from the lower end face of the segment 4 to the inside of the segment 4; the first heating holes 5 are higher than the second heating holes 12, so that the end of the first heating member 6 away from the open end of the tire mold is higher than the end of the second heating member 13 away from the open end of the tire mold.
The second heating hole 12 is also connected with the wire passing groove 7 formed on the lower end face of the segment 4.
The plurality of first heating members 6 and the plurality of second heating members 13 are arranged circumferentially along the central axis of the tire mold.
As shown in fig. 4-5, the first heating member and the second heating member are spaced apart from the central axis of the tire mold at equal intervals in the circumferential direction;
as shown in fig. 6-7, the second heating member 13 is away from the central axis of the tire mold relative to the first heating member 6; second heating member 13 sets up with first heating member 6 is crisscross to the processing of heating hole, second heating member 13 carries out the supplemental heating to the thick position that section 4 is close to tire mould open end, improves the homogeneity that the section heaies up, improves tire vulcanization quality.
Example 3
As shown in fig. 8, the present embodiment provides a tire vulcanizing apparatus including the tire mold described in embodiments 1 and 2, an upper hot plate 10, and a lower hot plate 11, the tire mold being disposed between the upper hot plate 10 and the lower hot plate 11.
An upper heating part 14 and a lower heating part 15 are respectively arranged on the upper hot plate 10 and the lower hot plate 11; the upper heating part 14 and the lower heating part 15 are both electric heating pipes or induction heating coils; the upper heating part 14 and the lower heating part 15 are both connected to a control system.
The tire vulcanization equipment of this embodiment heats the mould from the upper and lower both sides of tire mould through last hot plate 10 and lower hot plate 11, and the heating part mutual independence of tire mould, last hot plate and lower hot plate can be according to vulcanization technology, through the power of the heating part of control system independent control well die sleeve 1, last hot plate and lower hot plate, improves tire vulcanization quality.
To sum up, the embodiments 1-3, the utility model can reduce the heat loss of the tire mold, improve the utilization rate of heat, and reduce the energy consumption; the defects that the traditional steam is easy to rust and the pipeline is complex in heat transfer can be avoided, and the production and maintenance cost is effectively reduced; the vulcanization temperature can be conveniently adjusted, and the debugging and optimization of the tire vulcanization process are facilitated.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (10)
1. A tyre mould comprising a plurality of segments (4) forming the circumferential profile of the tyre; the method is characterized in that: all be equipped with the heating hole in every festival section (4), the heating hole is close to the terminal surface of tire mould open end by section (4) and extends to inside festival section (4), be equipped with the heater block in the heating hole.
2. A tire mold as in claim 1, wherein: the heating means comprise a plurality of first heating means (6);
the upper end of the first heating component (6) is not lower than the upper tire shoulder, and the lower end of the first heating component is not higher than the lower tire shoulder.
3. A tire mold as in claim 2, wherein: the heating means further comprise a plurality of second heating means (13);
the end of the first heating component (6) far away from the opening end of the tire mold is higher than the end of the second heating component (13) far away from the opening end of the tire mold.
4. A tire mold as in claim 1, wherein: the temperature measuring device is characterized by further comprising a temperature measuring component (16), wherein the temperature measuring component (16) is arranged on the segment (4) and/or the middle die sleeve (1), and the temperature of the segment is detected in real time through the temperature measuring component (16) and fed back to the control system.
5. A tire mold as in claim 3, wherein: the heating part is an electric heating pipe or an induction heating coil;
the heating holes comprise a first heating hole (5) and a second heating hole (12); the first heating part (6) is arranged in the first heating hole (5), and the second heating part (13) is arranged in the second heating hole (12);
the first heating hole (5) and the second heating hole (12) both extend from the end face of the segment (4) close to the open end of the tire mold to the inside of the segment (4) in the vertical direction.
6. A tire mold as in claim 3, wherein: the first heating components (6) and the second heating components (13) are arranged along the circumferential direction of the central axis of the tire mold;
the first heating component (6) and the second heating component (13) have equal distance to the central axis of the tire mold and are arranged at intervals in the circumferential direction; or the second heating component (13) is far away from the central axis of the tire mold relative to the first heating component (6).
7. A tire mold as in claim 1, wherein: the lower end face of the segment (4) is provided with a wire passing groove (7), the wire passing groove (7) is connected with the heating hole, and the lead is connected with the heating component through the wire passing groove (7).
8. A tire mold as in claim 4, wherein: the segments (4) are slidably connected on the inner wall of the middle die sleeve (1); the inner wall surface of the middle die sleeve (1) is gradually contracted upwards along the axial direction or gradually expanded upwards along the axial direction;
still include epipleural (8) and lower curb plate (9), epipleural (8) can be dismantled with upper cover (2) and be connected or formula structure as an organic whole, lower curb plate (9) can be dismantled with base (3) and be connected or formula structure as an organic whole.
9. A tire mold as in claim 1, wherein: the segment (4) comprises an arched seat (41) and a pattern block (42), the pattern block (42) is fixedly connected to the inner side of the arched seat (41), and the heating hole is located in the arched seat (41).
10. A tire vulcanizing apparatus characterized by: comprising the tire mold of any one of claims 1-9; the upper end and the lower end of the tire mold are respectively provided with an upper hot plate (10) and a lower hot plate (11);
an upper heating part (14) and a lower heating part (15) are respectively arranged on the upper hot plate (10) and the lower hot plate (11); the upper heating part (14) and the lower heating part (15) are both electric heating tubes or induction heating coils.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021341418.6U CN211307076U (en) | 2020-07-10 | 2020-07-10 | Tire mold and tire vulcanizing equipment with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021341418.6U CN211307076U (en) | 2020-07-10 | 2020-07-10 | Tire mold and tire vulcanizing equipment with same |
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| Publication Number | Publication Date |
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| CN211307076U true CN211307076U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021341418.6U Active CN211307076U (en) | 2020-07-10 | 2020-07-10 | Tire mold and tire vulcanizing equipment with same |
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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 |
-
2020
- 2020-07-10 CN CN202021341418.6U patent/CN211307076U/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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