CN210046927U - Tire two-half mold - Google Patents
Tire two-half mold Download PDFInfo
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- CN210046927U CN210046927U CN201920776087.XU CN201920776087U CN210046927U CN 210046927 U CN210046927 U CN 210046927U CN 201920776087 U CN201920776087 U CN 201920776087U CN 210046927 U CN210046927 U CN 210046927U
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Abstract
The utility model provides a tire two halves mould, its typeface is easily damaged by the collision when it has solved current two halves mould and has carried alone or change upper and lower child lateral wall module, the processing cost is higher, the mould is changed in the production process and technical problem such as waste time and energy are wasted, it is equipped with the mould body, the mould body is equipped with the last mould and the lower mould body that can form tire mold cavity A, it is equipped with the last mould and the last steel ring that are connected to go up the mould, the lower mould body is equipped with the lower mould and the lower steel ring that are connected, go up the mould and pass through connecting bolt with last steel ring and be connectedConnecting; on the inner wall of the tire mold cavity A, the distance h between the joint part of the upper mold and the upper steel ring and the tire crown
1The distance h between the joint of the lower die and the lower steel ring and the tire crown
2Is 65 to 90 percent of the height H of the tire section and is larger than the distance H between the width B of the tire section and the tire crown
BAnd can be widely applied to the technical field of tire molds.
Description
Technical Field
The utility model relates to a tire mold technical field, in particular to tire two halves mould.
Background
The tire mold is used for vulcanizing and molding various tires. The tire mold can be structurally divided into two half molds and a movable mold. The existing tire two-half mold comprises an upper mold and a lower mold, and a tire cavity is formed when the upper mold and the lower mold are closed; when the mold is opened, the molded tire can be taken out. The utility model (No. CN2875762Y) discloses a two-half tire mold, which comprises an upper mold body and a lower mold body which can form a tire mold cavity, wherein the upper mold body is provided with an upper connecting flange, the lower mold body is provided with a lower connecting flange, the upper mold body is divided into an upper tire tread module and an upper sidewall module, and the upper tire tread module is fixedly connected with the upper sidewall module; the lower mold body is divided into a lower tread module and a lower sidewall module, and the lower tread module is fixedly connected with the lower sidewall module. The two half-moulds of the tire can reduce the processing difficulty of the tire mould, improve the processing precision of the tire mould and improve the production efficiency of the tire mould through the simple structure. However, the utility model is mainly not enough in the following two aspects during the use:
(1) when the upper and lower sidewall modules are individually carried or replaced, the fonts and the like processed on the sidewall portions of the upper and lower molds are easily damaged by collision, resulting in loss.
(2) The pair of two half molds can only produce the tire with one specification, and for the tires with different specifications, on one hand, the different two half molds need to be processed, so that the processing cost is higher; on the other hand, the whole two half molds need to be replaced on the vulcanizing machine during production, which wastes time and labor, influences the production efficiency and increases the labor intensity of workers.
Disclosure of Invention
The utility model aims at solving the not enough of above-mentioned technique, provide a tire two halves mould, its typeface is not damaged by the collision when realizing two halves mould alone transport or change upper and lower child lateral wall module, reduces the working costs, and when changing the mould in the production process, labour saving and time saving improves production efficiency, alleviates workman intensity of labour.
Therefore, the utility model provides a tire two-half mold, which is provided with a mold body, wherein the mold body is provided with an upper mold body and a lower mold body which can form a tire mold cavity A, the upper mold body is provided with an upper mold and an upper steel ring which are connected, the lower mold body is provided with a lower mold and a lower steel ring which are connected, the upper mold is connected with the upper steel ring through a connecting bolt, and the lower mold is detachably connected with the lower steel ring; on the inner wall of the tire mold cavity A, the distance h between the joint part of the upper mold and the upper steel ring and the tire crown
1The distance h between the joint of the lower die and the lower steel ring and the tire crown
2Is 65 to 90 percent of the height H of the tire section and is larger than the distance H between the width B of the tire section and the tire crown
B。
Preferably, a first conical joint surface is arranged between the upper die and the upper steel ring, an included angle α between the first conical joint surface and the central axis L of the die body is 5-60 degrees, a second conical joint surface is arranged between the lower die and the lower steel ring, and an included angle β between the second conical joint surface and the central axis L of the die body is 5-60 degrees.
Preferably, the height W of the first conical bonding surface
110-50 mm; height W of the second tapered joint surface
210 to 50 mm.
Preferably, the upper die and the upper steel ring and the lower die and the lower steel ring are respectively connected with a high-temperature-resistant sealing ring.
Preferably, the inner side of the rim of the upper steel ring or the lower steel ring is provided with an annular groove.
The utility model has the advantages that: the utility model provides a tire two-half mold, wherein an upper mold is connected with an upper steel ring through a connecting bolt, and a lower mold is detachably connected with a lower steel ring; distance h between the junction surface of upper steel ring and upper die and tire crown
1The distance h between the junction surface of the lower steel ring and the lower die and the tire crown
2Is 65 to 90 percent of the height H of the tire section and is larger than the distance H between the width B of the tire section and the tire crown
BOn the one hand, the upper and lower sidewall molds are prevented from being separately carried or replacedWhen blocking, the character processed on the sidewall of the tire of the upper and lower molds is damaged by collision; on the other hand, the processing cost of the die is reduced, the difficulty of die replacement in the production process is reduced, time and labor are saved, the production efficiency is improved, and the labor intensity of workers is reduced.
Drawings
Fig. 1 is a schematic structural view of a cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of a cross-sectional view of the upper steel ring shown in FIG. 1;
FIG. 3 is a schematic structural view of a cross-sectional view of the lower steel ring shown in FIG. 1;
FIG. 4 is a schematic structural view of the cross-sectional view of FIG. 1 with the upper and lower rims removed;
FIG. 5 is A shown in FIG. 1
1Partial enlarged structural diagram;
FIG. 6 is A shown in FIG. 1
2Partial enlarged structural diagram;
fig. 7 is a schematic view of an enlarged view of a portion B shown in fig. 1.
The labels in the figure are: 1. the high-temperature-resistant tire comprises a mold body, 2 parts of an upper mold body, 3 parts of a lower mold body, 4 parts of an upper mold, 5 parts of an upper steel ring, 6 parts of a lower mold, 7 parts of a lower steel ring, 8 parts of connecting bolts, 9 parts of a joint part of the upper mold and the upper steel ring, 10 parts of a tire crown, 11 parts of a joint part of the lower mold and the lower steel ring, 12 parts of a first conical joint surface, 13 parts of a second conical joint surface, 14 parts of a high-temperature-resistant sealing ring, 15 parts of an annular groove, A parts
1Distance between the junction of the upper mold and the upper steel ring and the tire crown, h
2The distance between the joint of the lower die and the lower steel ring and the tire crown, h, the bead width of the steel ring, H, the section height of the tire, B, the section width of the tire, h
BDistance between tire section width and crown, C. width between rims, D
0The outer diameter of the tire, the diameter of the steel ring seam allowance, α, the included angle between the first conical joint surface and the central axis of the mold body, β, the included angle between the second conical joint surface and the central axis of the mold body, and W
1Height of first conical faying surface, W
2The height of the second conical faying surface, l.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments to assist understanding of the invention. The method used in the utility model is a conventional method if no special regulation is provided; the raw materials and the apparatus used are, unless otherwise specified, conventional commercially available products.
Shown by fig. 1-3, the utility model provides a tire two halves mould, it is equipped with mould body 1, and mould body 1 is equipped with last mould 2 and the lower mould 3 that can form tire mold cavity A, goes up mould 2 and is equipped with last mould 4 and last steel ring 5 that are connected, and lower mould 3 is equipped with lower mould 6 and lower steel ring 7 that are connected. The upper die 4 and the upper steel ring 5 are detachably connected through a connecting bolt 8, the lower die 6 and the lower steel ring 7 are detachably connected, the detachable mode can also adopt the connecting bolt 8 (the connecting bolt 8 between the lower die 6 and the lower steel ring 7 is not shown in figure 1), and the lower die 6 and the lower steel ring 7 can also be detachably connected in a clamping mode; the upper steel ring 5 and the lower steel ring 7 are carried or replaced independently in the production process, compared with the prior art, the upper steel ring 5 and the lower steel ring 7 are small in size and light in weight, time and labor are saved in carrying or replacing, and the working efficiency is improved. On the inner wall of the tyre cavity A, the distance h between the junction 9 of the upper mould 4 and the upper rim 5 and the tyre crown 10
1The distance h between the joint 11 of the lower die 6 and the lower steel ring 7 and the tire crown 10
2Are 65 to 90 percent of the height H of the tire section and are all larger than the distance H between the width B of the tire section and the tire crown 10
B. As is well known, the tire section height H ═ is (tire outer diameter D)
0-steel ring seam allowance diameter d)/2, wherein the steel ring seam allowance diameter d is the steel ring bonding diameter; processing such as the typeface of sidewall portion is on the inner wall of last mould 4 and lower mould 6 between tire section width B and child hat 10, and the utility model discloses carry alone in the working process or change steel ring 5, lower steel ring 7, the reducible transport number of times of going up mould 4 and lower mould 6, and when mould 4 and lower mould 6 are gone up in the transport, can detain it mutually and stack the combination transport together (shown by figure 4), the condition emergence of the typeface of processing in the sidewall portion of last mould 4, lower mould 6 by collision damage has effectively been avoided. The distance h between the joint 9 of the upper die 4 and the upper steel ring 5 and the tire crown 10
1A joint part 11 of the lower die 6 and the lower steel ring 7 and the tireDistance h between crowns 10
2Are all larger than the distance h between the section width B of the tire and the tire crown 10
BAnd the unique structural design that the upper die 4 and the upper steel ring 5 as well as the lower die 6 and the lower steel ring 7 are detachably connected is adopted for producing the section width B and the outer diameter D of the tire
0The tire products with the same specification and different steel ring seam allowance diameters d can be realized by disassembling and replacing the upper steel ring 5 and the lower steel ring 7 with different steel ring seam allowance diameters d, so that on one hand, a plurality of pairs of upper steel rings 5 and lower steel rings 7 are matched with one pair of upper dies 4 and lower dies 6, and the processing cost is reduced; on the other hand, the upper die 4 and the lower die 6 do not need to be replaced on the vulcanizing machine during production, and the upper steel ring 5 and the lower steel ring 7 which are light in weight only need to be replaced, so that time and labor are saved, the production efficiency is improved, and the labor intensity of workers is reduced.
As a preferred embodiment, as shown in fig. 1, 4 and 5, a first conical joint surface 12 is arranged between the upper die 4 and the upper steel ring 5, an included angle α between the first conical joint surface 12 and the central axis L of the die body 1 is 5 to 60 °, a second conical joint surface 13 is arranged between the lower die 6 and the lower steel ring 7, and an included angle β between the second conical joint surface 13 and the central axis L of the die body 1 is 5 to 60 °, the conical surface design of the first conical joint surface 12 and the second conical joint surface 13 has a guiding function on one hand to enable the upper steel ring 5 and the upper die 4, the lower steel ring 7 and the lower die 6 to be more labor-saving and accurate in the assembling process, and on the other hand, the inclined surface increases the contact area after the upper steel ring 5 and the upper die 4, the lower steel ring 7 and the lower die 6 are assembled, and improves the fixing fastness of the connecting bolt 8
110-50 mm; height W of the second tapered surface 13
2Is 10 ~ 50mm, further increases the fixed fastness of steel ring 5 and last mould 4, lower steel ring 7 and the assembly of lower mould 6.
In a preferred embodiment, as shown in fig. 1, high temperature-resistant sealing rings 14 are respectively connected between the upper die 4 and the upper steel ring 5 and between the lower die 6 and the lower steel ring 7 (for explanation: fig. 1 does not show the high temperature-resistant sealing rings 14 between the upper die 4 and the upper steel ring 5). The high-temperature-resistant sealing rings 14 respectively improve the sealing performance between the upper die 4 and the upper steel ring 5 and between the lower die 6 and the lower steel ring 7, and effectively avoid the problems that the manufactured tire generates burrs, increases the trimming process, wastes rubber, improves the production cost and the like because rubber materials flow between the upper die 4 and the upper steel ring 5 or between the lower die 6 and the lower steel ring 7 in the vulcanization process of a tire blank.
As the preferred embodiment, the utility model discloses the annular groove 15 has been seted up to the rim inboard of lower steel ring 7, and the center line of steel ring 7 is the centre of a circle below the annular groove 15 generally. After the tire blank is vulcanized, the annular groove 15 is vulcanized to form annular convex rubber matched with the annular groove; when the tire is used, the annular convex rubber formed at the bead heel part of the tire increases the friction force between the tire bead and the rim, and prevents the bead from being damaged due to the slippage between the tire and the rim during the use. The inner side of the rim of the upper steel ring 5 is provided with the annular groove 15, and the annular groove 15 can also be arranged, so that the effects are the same, and the description is not repeated.
It should be noted that, the utility model discloses go up mould 4, go up steel ring 5, lower mould 6, lower steel ring 7 and all seted up intercommunication tire die cavity A and the atmospheric exhaust hole in the external world, the exhaust hole is arranged in the production process, the air in the tire die cavity A of discharging. The utility model is used for be connected through parts such as lower clamping ring with commercially available capsule, owing to belong to prior art, also do not belong to the technical scheme content of this application, no longer give unnecessary details here.
The working principle of the present invention has been explained in detail in the above-mentioned content of the present embodiment, and will not be described herein again. The utility model provides a tire two-half mold, the unique structural design of which on one hand avoids the loss caused by the collision damage of fonts processed on the tire side wall parts of an upper mold and a lower mold when the upper sidewall module and the lower sidewall module are carried or replaced independently; on the other hand, the processing cost of the die is reduced, the difficulty of die replacement in the production process is reduced, time and labor are saved, the production efficiency is improved, and the labor intensity of workers is reduced.
In the description of the present invention, it should be understood that the terms "left", "right", "upper", "lower", "top", "bottom", "front", "rear", "inner", "outer", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (5)
1. A tire two-half mold is provided with a mold body, wherein the mold body is provided with an upper mold body and a lower mold body which can form a tire mold cavity A, the upper mold body is provided with an upper mold and an upper steel ring which are connected, and the lower mold body is provided with a lower mold and a lower steel ring which are connected; on the inner wall of the tire mold cavity A, the distance h between the joint part of the upper mold and the upper steel ring and the tire crown
1A distance h between a joint of the lower die and the lower steel ring and the tire crown
2Is 65 to 90 percent of the height H of the tire section and is larger than the distance H between the width B of the tire section and the tire crown
B。
2. The tire mold halves as claimed in claim 1, wherein a first tapered joint surface is provided between the upper mold and the upper steel ring, an included angle α between the first tapered joint surface and the central axis L of the mold body is 5 ° to 60 °, a second tapered joint surface is provided between the lower mold and the lower steel ring, and an included angle β between the second tapered joint surface and the central axis L of the mold body is 5 ° to 60 °.
3. Tyre half-mould according to claim 2, characterised in that said first conical bonding surface has a height W
110-50 mm; height W of the second tapered joint surface
210 to 50 mm.
4. The tire mold halves as claimed in claim 1, wherein high temperature resistant sealing rings are respectively connected between the upper mold and the upper rim and between the lower mold and the lower rim.
5. The tire mold halves as claimed in claim 1, wherein the rim of the upper rim or the lower rim is formed with an annular groove therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776087.XU CN210046927U (en) | 2019-05-27 | 2019-05-27 | Tire two-half mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776087.XU CN210046927U (en) | 2019-05-27 | 2019-05-27 | Tire two-half mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210046927U true CN210046927U (en) | 2020-02-11 |
Family
ID=69396163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920776087.XU Active CN210046927U (en) | 2019-05-27 | 2019-05-27 | Tire two-half mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210046927U (en) |
-
2019
- 2019-05-27 CN CN201920776087.XU patent/CN210046927U/en active Active
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