CN213594026U - Giant engineering radial tire shoulder structure - Google Patents
Giant engineering radial tire shoulder structure Download PDFInfo
- Publication number
- CN213594026U CN213594026U CN202022538636.5U CN202022538636U CN213594026U CN 213594026 U CN213594026 U CN 213594026U CN 202022538636 U CN202022538636 U CN 202022538636U CN 213594026 U CN213594026 U CN 213594026U
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- China
- Prior art keywords
- belt
- layer
- cushion
- rubber sheet
- tire shoulder
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- 229920001971 elastomer Polymers 0.000 claims abstract description 84
- 239000005060 rubber Substances 0.000 claims abstract description 84
- 230000007704 transition Effects 0.000 claims description 13
- 239000011159 matrix material Substances 0.000 abstract description 2
- 239000003292 glue Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 34
- 238000003475 lamination Methods 0.000 description 10
- 238000003825 pressing Methods 0.000 description 8
- 238000010030 laminating Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Tires In General (AREA)
Abstract
The utility model relates to a giant engineering radial tire shoulder structure, including the bed course, the belt of belt layer subassembly, sidewall layer and the cushion that is located between the three glue, the cushion is divided into shoulder cushion and belt of belt layer cushion, the shoulder cushion is located between bed course and sidewall layer, the belt of belt layer cushion is located between shoulder cushion and belt layer subassembly; the tyre body layer is provided with a filling rubber sheet I and a filling rubber sheet II from top to bottom respectively, and the filling rubber sheets I, II are of puncture type and are uniformly provided with puncture holes. The utility model has the advantages that the overall compactness of the filling rubber sheet and the matrix is improved, and the layer-to-layer gas is convenient to discharge; the adhesiveness of the shoulder pad rubber, the filling rubber sheet and the belted layer assembly is improved, and the compactness between the belted layer and other components is improved.
Description
Technical Field
The utility model relates to a tire structure field particularly, relates to a giant engineering radial tire shoulder structure.
Background
At present, the main quality problem fed back in the market of large rigid-clamped tires in the same industry is the delamination of the edge part of a tire shoulder belt layer, and one of the main reasons for the delamination is caused by the insufficient adhesiveness between the belt layers.
In chinese patent literature, a patent with a utility model name of "an all-steel engineering radial tire shoulder" and an authorization publication number of CN201931943U discloses the following technologies: the tire shoulder inner liner filling adhesive layer and the bonding system adhesive layer are increased, the thickness of the tire shoulder inner liner is guaranteed, the risk of tire liner exposure of finished products in the production process is reduced, and the tire shoulder blasting probability is reduced. Although the proposal improves the adhesiveness of each layer of the tire shoulder to a certain degree, the proposal still delaminates and the compactness between each layer is insufficient.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at overcomes prior art not enough, provides a giant engineering radial tire shoulder structure.
In order to achieve the above object, the utility model adopts the following technical scheme:
a huge engineering radial tire shoulder structure comprises a tire body layer, a belt ply component, a tire side layer and cushion rubber positioned among the tire body layer, the belt ply component, the tire side layer and the cushion rubber, wherein the cushion rubber is divided into shoulder cushion rubber and belt ply cushion rubber, the shoulder cushion rubber is positioned between the tire body layer and the tire side layer, and the belt ply cushion rubber is positioned between the shoulder cushion rubber and the belt ply; the tyre body layer is provided with a filling rubber sheet I and a filling rubber sheet II from top to bottom respectively, and the filling rubber sheets I, II are of puncture type and are uniformly provided with puncture holes.
Preferably, a transition rubber sheet is arranged below the belt assembly, and the transition rubber sheet is a puncture type rubber sheet with the thickness of 1.5mm-5.0 mm.
Preferably, the edges of the belt assembly are tapered, and the tapered position of the belt is from the narrowest layer end point to the widest layer end point of the belt.
Preferably, the filling rubber sheet I, II is an isopic rubber, and the thickness of the filling rubber sheet II is 3.0mm-7.0 mm.
Preferably, the puncture aperture of the filling film I, II and the puncture aperture of the transition film are 1.5-2mm, the hole depth is 2-6mm, and the distance between adjacent holes is 15-30 mm.
Preferably, the extension of the filling rubber sheet I, II is 1.5-2 times of the shoulder wedge, and the Shore hardness is 1-1.5 times of the shoulder wedge.
Preferably, a separation film is arranged in the belt assembly, and the separation film is a puncture type film.
The utility model discloses following beneficial effect has:
(1) the giant project radial tire shoulder structure is provided with two cushion rubbers and a filling rubber sheet arranged on the periphery of the cushion rubbers, wherein the filling rubber sheet is provided with a puncture hole; promote the whole closely knit nature of strengthening the film and the matrix on the one hand, on the other hand is convenient for the discharge of layer-to-layer gas.
(2) According to the giant project radial tire shoulder structure, the transitional rubber sheets are arranged, so that the adhesiveness of the shoulder pad rubber, the filling rubber sheets and the belted layer is improved.
(3) According to the giant project radial tire shoulder structure, the edges of the belt ply component are punctured, after a tire blank is shaped, gas between layers is discharged when a pressure roller is used for laminating a tire cylinder and the belt ply, and the compactness between the belt ply and other parts is improved.
Drawings
FIG. 1 is a schematic view of the shoulder structure of the present invention;
FIG. 2 is a schematic view of the belt puncture location of the present invention;
fig. 3 is a schematic structural view of the puncture hole of the puncture film of the present invention.
Wherein the figures include the following reference numerals: 1. a carcass layer; 2. a belt package; 3. a sidewall layer; 41. tire shoulder wedge; 42. belt ply cushion gum; 51. filling the film I; 52. filling a film II; 6. a transitional film.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the shoulder structure of a giant project radial tire of the present embodiment includes a carcass layer 1, a belt assembly 2, a sidewall layer 3 and a cushion rubber located therebetween; the cushion rubber is divided into a shoulder cushion rubber 41 and a belt layer cushion rubber 42, the rubber types of the shoulder cushion rubber 41 and the belt layer cushion rubber 42 are different, the shoulder cushion rubber 41 is positioned between the filling rubber sheet II52 and the side wall layer 3, and the belt layer cushion rubber 42 is positioned between the shoulder cushion rubber 41 and the belt layer assembly 2; the upper part and the lower part of the carcass layer are respectively provided with a filling rubber sheet I51 and a filling rubber sheet II52, the rubber species of the filling rubber sheets are the same, and the filling rubber sheets I, II are of puncture type and are uniformly provided with puncture holes; the puncture aperture is 1.5-2mm, the hole depth is 2-6mm, and the distance between adjacent holes is 15-30 mm; the thickness of the filling film II is 3.0mm-7.0 mm. In the physical properties of the filling rubber sheet I, II, the fixed extension of 300 is 1.5-2 times of the shoulder wedge, and the Shore hardness is 1-1.5 times of the shoulder wedge.
A transition rubber sheet 6 is arranged below the belt assembly, specifically, the transition rubber sheet 6 is positioned between the belt cushion rubber 42 and the belt assembly 2 and extends to a position between the belt cushion rubber 42 and the tire shoulder cushion rubber 41, namely the transition rubber sheet is positioned between the belt cushion rubber, the tire shoulder cushion rubber and the belt; the transition film 6 is a puncture type film with the thickness of 1.5mm-5.0 mm; the puncture aperture of the transition film is 1.5-2mm, the hole depth is 2-6mm, and the distance between adjacent holes is 15-30 mm.
After the bonding and pressing of all parts are finished at the bonding drum station, manually carrying out cone pricking on the edge of the belt assembly by using a pneumatic drill with a cone tip diameter of 1-1.5 mm; the taper position of the belt component is from the end point of the narrowest layer to the end point of the widest layer of the belt, and is detailed in figure 2; the depth of the taper is 10mm-30mm, and the density is more than or equal to 50mm and less than or equal to 80 mm.
An isolation film (not marked in the figure) is arranged in the belt assembly, and the isolation film is a puncture type film; the air between the parts can be conveniently discharged in the pressing process.
The lamination pressing of the airtight layer, the lining layer, the transition rubber and the filling rubber sheet II52, the lamination of the carcass layer 1, the lamination and pressing of the filling rubber sheet I51, the ring buckling, the pressing, the lamination of the shoulder pad rubber 41, the pressing, the carcass turning, the pressing, the lamination of the sidewall layer 3, the pressing and other operations are sequentially carried out in the forming process, and after the operations are finished, the lamination, the compaction and the cone rolling operation are carried out on the transition rubber sheet 6; and finally, laminating the belt cushion rubber 42, wherein the laminating position is close to the tire shoulder cushion rubber 41 and corresponds to the lower part of the belt component 2, the belt cushion rubber 42 is an extruded part, a steel wire brush is required to be roughened and gasoline is required to be brushed on the lower part of the belt cushion rubber before lamination, after lamination, a sharp compression roller is firstly used for laminating for 2-3 weeks for preliminary fixation, then, a rear compression roller is used for automatic lamination, and after lamination, the part is inspected and pricked with a cone. After all parts are attached and pressed at the station of the attaching drum, manually pricking the edge of the belt assembly by using a pneumatic drill with a cone tip diameter of 1-1.5 mm; after the tire blank is shaped, the shaping side rear press roller discharges air when the tire cylinder and the belted layer assembly are pressed, and the compactness between the belted layer and the component is 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 (7)
1. A huge engineering radial tire shoulder structure comprises a tire body layer (1), a belt ply component (2), a side wall layer (3) and cushion rubbers positioned among the tire body layer, the belt ply component and the side wall layer, wherein the cushion rubbers are divided into a tire shoulder cushion rubber (41) and a belt ply cushion rubber (42), the tire shoulder cushion rubber is positioned between the tire body layer and the side wall layer, and the belt ply cushion rubber is positioned between the tire shoulder cushion rubber (41) and the belt ply component (2); the tyre is characterized in that the upper part and the lower part of the tyre body layer are respectively provided with a filling rubber sheet I (51) and a filling rubber sheet II (52), and the filling rubber sheets I, II are of puncture type and are uniformly distributed with puncture holes.
2. The giant engineering radial tire shoulder structure of claim 1, wherein a transition rubber sheet (6) is arranged between the belt cushion rubber (42) and the belt assembly (2), and the transition rubber sheet (6) is a puncture type rubber sheet with a thickness of 1.5mm-5.0 mm.
3. Giant project radial tire shoulder structure according to claim 1, characterized in that the belt package (2) is tapered at its edges from the belt narrowest to the widest end.
4. The giant engineering radial tire shoulder structure of claim 1, wherein the filling rubber sheet I, II (51, 52) is the same rubber, and the thickness of the filling rubber sheet II (52) is 3.0mm-7.0 mm.
5. The giant engineering radial tire shoulder structure of claim 2, wherein the puncture hole diameter of the filling rubber sheet I, II and the transition rubber sheet (6) is 1.5-2mm, the hole depth is 2-6mm, and the distance between adjacent holes is 15-30 mm.
6. The giant project radial tire shoulder structure of claim 1, wherein the extension of the infill sheet I, II (51, 52) is 1.5-2 times of the shoulder wedge (41), and the Shore hardness is 1-1.5 times of the shoulder wedge (41).
7. The giant engineering radial tire shoulder structure of claim 1, wherein the belt assembly (2) is provided with a release film, and the release film is a puncture type film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538636.5U CN213594026U (en) | 2020-11-05 | 2020-11-05 | Giant engineering radial tire shoulder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538636.5U CN213594026U (en) | 2020-11-05 | 2020-11-05 | Giant engineering radial tire shoulder structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213594026U true CN213594026U (en) | 2021-07-02 |
Family
ID=76596325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022538636.5U Active CN213594026U (en) | 2020-11-05 | 2020-11-05 | Giant engineering radial tire shoulder structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213594026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103201A (en) * | 2022-01-27 | 2022-03-01 | 山东兴达轮胎有限公司 | Production method for improving performance of bead part of rigid-block tire |
-
2020
- 2020-11-05 CN CN202022538636.5U patent/CN213594026U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103201A (en) * | 2022-01-27 | 2022-03-01 | 山东兴达轮胎有限公司 | Production method for improving performance of bead part of rigid-block tire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Shoulder structure of giant engineering radial tire Effective date of registration: 20220127 Granted publication date: 20210702 Pledgee: Agricultural Bank of China Limited Qingdao Branch Business Department Pledgor: Taikaiying (Qingdao) special tire technology research and Development Co.,Ltd. Registration number: Y2022370010021 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230413 Granted publication date: 20210702 Pledgee: Agricultural Bank of China Limited Qingdao Branch Business Department Pledgor: Taikaiying (Qingdao) special tire technology research and Development Co.,Ltd. Registration number: Y2022370010021 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Giant engineering radial tire shoulder structure Effective date of registration: 20230421 Granted publication date: 20210702 Pledgee: Agricultural Bank of China Limited Qingdao Branch Business Department Pledgor: Taikaiying (Qingdao) special tire technology research and Development Co.,Ltd. Registration number: Y2023370010040 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210702 Pledgee: Agricultural Bank of China Limited Qingdao Branch Business Department Pledgor: Taikaiying (Qingdao) special tire technology research and Development Co.,Ltd. Registration number: Y2023370010040 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 266061, 9th and 10th floors, Building 2, No. 6 Keyuan Jingsan Road, Laoshan District, Qingdao City, Shandong Province Patentee after: Taikaiying (Qingdao) special tire technology research and Development Co.,Ltd. Country or region after: China Address before: 266000 room 1901, building 2, Tianbao international business center, 61 Haier Road, Laoshan District, Qingdao City, Shandong Province Patentee before: Taikaiying (Qingdao) special tire technology research and Development Co.,Ltd. Country or region before: China |