CN104960389A - Tire belt ply structure - Google Patents
Tire belt ply structure Download PDFInfo
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- CN104960389A CN104960389A CN201510444171.8A CN201510444171A CN104960389A CN 104960389 A CN104960389 A CN 104960389A CN 201510444171 A CN201510444171 A CN 201510444171A CN 104960389 A CN104960389 A CN 104960389A
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- bracing ply
- middle bracing
- edge
- ply
- tire
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Abstract
The invention discloses a tire belt structure, and belongs to the technical field of tires. It is located between tread and the matrix, the layer is restrainted to the structure of restrainting includes middle belted layer and limit belted layer, middle belted layer is including the laminating set up the first middle belted layer on the matrix, laminate in the second middle belted layer of the outer terminal surface of first middle belted layer, laminate in the third middle belted layer of the outer terminal surface of second middle belted layer and laminate in the fourth middle belted layer of the outer terminal surface of third middle belted layer, limit belted layer is including setting up two first limit belted layers on first middle belted layer both sides, set up two third limit belted layers on third middle belted layer both sides, set up two fourth limit belted layers on fourth middle belted layer both sides, the whole tread center line symmetry of restrainting structure is restrainted along. The tire belt structure provided by the invention can improve the load capacity and the shock resistance of the tire and does not influence the high-speed durability of the tire.
Description
Technical field
The present invention relates to a kind of tire belt Rotating fields, belong to tyre technology.
Background technology
In radial-ply tyre, bracing ply is between carcass and tyre surface, crown is called with the position of earth surface in tyre surface, the effect relaxing impact and stirrup tire can be played, it is main stressed member, thus the strength and stiffness of bracing ply decide the impact resistance at airtyred load-bearing capacity and crown position to a great extent, and the load-bearing capacity of tire and the impact resistance of crown directly affects the safety of tire used, for long-time at anticyclonic pressure, the tire run fast when large load, the Rigidity and strength of bracing ply is particularly important.
At present, for promoting the intensity of crown in production process, generally can increase steel cord density or be replaced by the steel cord of major diameter, high strength, this processing mode can promote the intensity of crown to a certain extent, but increasing steel cord density can make the sizing material between cord reduce, the rigidity of the steel cord of major diameter, high strength is comparatively large, and sizing material reduces or rigidity too conference cause that bracing ply is overall to decline being subject to buffer capacity when impacting, the high-speed durability of tire is affected.
Summary of the invention
For the above-mentioned defect existed in prior art, the invention provides and a kind ofly can promote tire load-bearing capacity, impact resistance and do not affect the tire belt Rotating fields of tire high-speed durability.
The present invention is achieved by the following technical solution: a kind of tire belt Rotating fields, between tyre surface and carcass, described belt structure comprises middle bracing ply and edge bracing ply, described middle bracing ply comprises the first middle bracing ply of fitting and being arranged on described carcass, fit in the second middle bracing ply of described first middle bracing ply outer face, fit in the 3rd middle bracing ply of described second middle bracing ply outer face and fit in the 4th middle bracing ply of described 3rd middle bracing ply outer face, described edge bracing ply comprises two the first edge bracing plys being arranged at described first middle bracing ply both sides, be arranged at two the 3rd edge bracing plys on described 3rd middle bracing ply both sides, be arranged at two the 4th edge bracing plys on described 4th middle bracing ply both sides, described belt structure is overall symmetrical along circumferential line.
Further, described middle bracing ply and described edge bracing ply are zero-degree belt.
Further, described first middle bracing ply and described second middle bracing ply cross arrangement, described second middle bracing ply and described 3rd middle bracing ply cross arrangement or arrange in the same way, cross arrangement or arrange in the same way between described 3rd middle bracing ply and described 4th middle bracing ply, described first middle bracing ply, described second middle bracing ply, described 3rd middle bracing ply and described 4th middle bracing ply become the scope of angulation to be 0 ° ~ 60 ° respectively with circumference.
Further, described edge bracing ply and the angled setting of circumference, described angular range is 0 ° ~ 5 °.
Further, the width of described first middle bracing ply is greater than the summation of two described first edge belt width, and the scope of stand out is 5 ~ 45mm.
Further, the width of described second middle bracing ply is greater than the summation of described first middle bracing ply and two described first edge bracing plys, and the scope of stand out is 5 ~ 60mm.
Further, the width of described 3rd middle bracing ply is more than or equal to the width of described 4th middle bracing ply, and the scope of stand out is 0 ~ 100mm.
Further, the width of described second middle bracing ply is more than or equal to the summation of described 3rd middle bracing ply and two described 3rd edge bracing plys, and the scope of stand out is 0 ~ 100mm.
Further, described first middle bracing ply and described first edge bracing ply, described 3rd middle bracing ply and described 3rd edge bracing ply, there is gap between described 4th middle bracing ply and described 4th edge bracing ply, the scope in described gap is-2 ~ 6mm.
Tire belt Rotating fields in the present invention, bracing ply and multiple edge bracing ply in the middle of being provided with four layers, and belt structure is overall symmetrical relative to circumferential line, this version can strengthen the integral rigidity of crown, intensity and the endurance quality of crown can also be strengthened, reduce the distortion of tire in operational process, thus promote load-bearing capacity and the shock resistance of tire, the shearing stress between belt structure can be reduced again simultaneously, effectively improve tire shoulder high-speed durability.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of tire belt Rotating fields in the specific embodiment of the invention;
In figure, 1, tyre surface, 2, carcass, the 3, first middle bracing ply, the 4, second middle bracing ply, the 5, the 3rd middle bracing ply, the 6, the 4th middle bracing ply, the 7, first edge bracing ply, the 8, the 3rd edge bracing ply, the 9, the 4th edge bracing ply.
Detailed description of the invention
Below by indefiniteness embodiment and the present invention is further illustrated by reference to the accompanying drawings:
A kind of tire belt Rotating fields as shown in drawings, between tyre surface 1 and carcass 2, belt structure comprises middle bracing ply and edge bracing ply, middle bracing ply comprises the first middle bracing ply 3 of fitting and being arranged on carcass 2, fit in the second middle bracing ply 4 of the first middle bracing ply 3 outer face, fit in the 3rd middle bracing ply 5 of the second middle bracing ply 4 outer face and fit in the 4th middle bracing ply 6 of the 3rd middle bracing ply 5 outer face, edge bracing ply comprises two the first edge bracing plys 7 being arranged at the first middle bracing ply 3 both sides, be arranged at two the 3rd edge bracing plys 8 on the 3rd middle bracing ply 5 both sides, be arranged at two the 4th edge bracing plys 9 on the 4th middle bracing ply 6 both sides, belt structure is overall symmetrical along tyre surface 1 line of centers.
Wherein, middle bracing ply and edge bracing ply are preferably zero-degree belt, and namely all above-mentioned middle bracing plys and edge bracing ply are along tire circumference arrangement in parallel, and this arrangement mode processing is simple and convenient.
For increasing the intensity of belt structure further, banding carcass 2 better, first middle bracing ply 3 and the second middle bracing ply 4 cross arrangement, second middle bracing ply 4 and the 3rd middle bracing ply 5 can cross arrangements, also can arrange in the same way, can cross arrangement between 3rd middle bracing ply 5 and the 4th middle bracing ply 6, also can arrange in the same way, during cross arrangement, first middle bracing ply 3, second middle bracing ply 4, 3rd middle bracing ply 5 and the 4th middle bracing ply 6 are unsuitable excessive with circumferential angulation respectively, especially the 3rd middle bracing ply 5 and the 4th middle bracing ply 6 mainly play the effect of buffering and reinforcement, angle is crossed conference and is caused rigidity low, cause crown bulk strength not enough, therefore this angle is preferably 0 ° ~ 60 °, particularly, material according to different size and bracing ply chooses a certain angle in 0 ° ~ 60 °.
Edge bracing ply and the angled setting of circumference, angular range is 0 ° ~ 5 °, particularly, chooses a certain angle according to different size and technique in 0 ° ~ 5 °.
When belt structure banding carcass 2, carcass 2 should be tried one's best uniform force, just harmful effect can not be produced to carcass 2 during such tire used, therefore, it is too narrow that first middle bracing ply 3 is unfit to do, preferably, the width of the first middle bracing ply 3 is greater than the summation of two the first edge bracing ply 7 width, and the scope of stand out is 5 ~ 45mm.In belt structure, the width of the second middle bracing ply 4 is greater than the summation of the first middle bracing ply 3 and two the first edge bracing plys 7, and the scope of stand out is 5 ~ 60mm.The width of the 3rd middle bracing ply 5 is more than or equal to the width of the 4th middle bracing ply 6, and the scope of stand out is 0 ~ 100mm.The width of the second middle bracing ply 4 is more than or equal to the summation of the 3rd middle bracing ply 5 and two the 3rd edge bracing plys 8, and the scope of stand out is 0 ~ 100mm.Particularly, according to a certain data in different size tread selection range.
First middle bracing ply 3 and the first edge bracing ply 7, the 3rd middle bracing ply 5 and the 3rd edge bracing ply 8, between the 4th middle bracing ply 6 and the 4th edge bracing ply 9, there is gap, the scope in gap is-2 ~ 6mm, particularly, according to a certain data in different size and production process technology control criterion selection range.
Durable and strength test is carried out to the tire of belt structure described in the utilization embodiment of the present invention and the tire of traditional belt structure, a test results exponential representation, this index with tire of the prior art for a reference value that is 100, this index is higher show tyres durable and intensity better.Endurance test method is as follows: be contained in by tire on standard rim, fills with single tire standard pressure, and loads the load of 3750KG, run with the speed of 60km/h under the ambient temperature of 38 DEG C, with the acceleration/accel of 10km per hour, run, until damage of product at interval of speed-raising in 2 hours frequency once.Strength test is carried out according to the strength test of GB tyre crown.Comparison of test results is as follows:
| Tire | Durability | Intensity |
| Original design | 100 | 100 |
| New construction | 120 | 118 |
Tire belt Rotating fields in the present invention, bracing ply and multiple edge bracing ply in the middle of being provided with four layers, and belt structure is overall symmetrical relative to tyre surface 1 line of centers, from above-mentioned data, belt structure described in the embodiment of the present invention can strengthen intensity and the endurance quality of crown, reduces the distortion of tire in operational process, thus promotes load-bearing capacity and the shock resistance of tire, the shearing stress between belt structure can be reduced again simultaneously, effectively improve tire shoulder high-speed durability.
Above-described embodiment for explanation of the present invention, is not only that those skilled in the art also can make a change on this basis to its restriction.
Claims (9)
1. a tire belt Rotating fields, between tyre surface and carcass, it is characterized in that, described belt structure comprises middle bracing ply and edge bracing ply, described middle bracing ply comprises the first middle bracing ply of fitting and being arranged on described carcass, fit in the second middle bracing ply of described first middle bracing ply outer face, fit in the 3rd middle bracing ply of described second middle bracing ply outer face and fit in the 4th middle bracing ply of described 3rd middle bracing ply outer face, described edge bracing ply comprises two the first edge bracing plys being arranged at described first middle bracing ply both sides, be arranged at two the 3rd edge bracing plys on described 3rd middle bracing ply both sides, be arranged at two the 4th edge bracing plys on described 4th middle bracing ply both sides, described belt structure is overall symmetrical along circumferential line.
2. tire belt Rotating fields according to claim 1, is characterized in that, described middle bracing ply and described edge bracing ply are zero-degree belt.
3. tire belt Rotating fields according to claim 1, it is characterized in that, described first middle bracing ply and described second middle bracing ply cross arrangement, described second middle bracing ply and described 3rd middle bracing ply cross arrangement or arrange in the same way, cross arrangement or arrange in the same way between described 3rd middle bracing ply and described 4th middle bracing ply, described first middle bracing ply, described second middle bracing ply, described 3rd middle bracing ply and described 4th middle bracing ply are 0 ° ~ 60 ° with the scope of circumferential angulation respectively.
4. tire belt Rotating fields according to claim 1, is characterized in that, described edge bracing ply and the angled setting of circumference, and described angular range is 0 ° ~ 5 °.
5. tire belt Rotating fields according to claim 1, is characterized in that, the width of described first middle bracing ply is greater than the summation of two described first edge belt width, and the scope of stand out is 5 ~ 45mm.
6. tire belt Rotating fields according to claim 1, is characterized in that, the width of described second middle bracing ply is greater than the summation of described first middle bracing ply and two described first edge bracing plys, and the scope of stand out is 5 ~ 60mm.
7. tire belt Rotating fields according to claim 1, is characterized in that, the width of described 3rd middle bracing ply is more than or equal to the width of described 4th middle bracing ply, and the scope of stand out is 0 ~ 100mm.
8. tire belt Rotating fields according to claim 1, is characterized in that, the width of described second middle bracing ply is more than or equal to the summation of described 3rd middle bracing ply and two described 3rd edge bracing plys, and the scope of stand out is 0 ~ 100mm.
9. tire belt Rotating fields according to claim 1, it is characterized in that, described first middle bracing ply and described first edge bracing ply, described 3rd middle bracing ply and described 3rd edge bracing ply, there is gap between described 4th middle bracing ply and described 4th edge bracing ply, the scope in described gap is-2 ~ 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444171.8A CN104960389A (en) | 2015-07-24 | 2015-07-24 | Tire belt ply structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444171.8A CN104960389A (en) | 2015-07-24 | 2015-07-24 | Tire belt ply structure |
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| Publication Number | Publication Date |
|---|---|
| CN104960389A true CN104960389A (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510444171.8A Pending CN104960389A (en) | 2015-07-24 | 2015-07-24 | Tire belt ply structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891674A (en) * | 2017-04-12 | 2017-06-27 | 江苏通用科技股份有限公司 | Reinforced belt structure |
| EP3385095A1 (en) * | 2017-04-04 | 2018-10-10 | Hankook Tire Co., Ltd. | Ultra super single tire for heavy duty |
| CN108859616A (en) * | 2018-07-12 | 2018-11-23 | 万力轮胎股份有限公司 | A kind of run-flat tire |
| CN110001293A (en) * | 2019-05-07 | 2019-07-12 | 江苏通用科技股份有限公司 | A kind of stepped tire belt structure of combination |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695704A (en) * | 1979-12-06 | 1981-08-03 | Dunlop Co Ltd | Pneumatic tire |
| JPH0569702A (en) * | 1991-09-13 | 1993-03-23 | Toyo Tire & Rubber Co Ltd | Radial tire |
| JPH10250313A (en) * | 1997-03-14 | 1998-09-22 | Yokohama Rubber Co Ltd:The | Heavy duty pneumatic radial tire |
| CN1458882A (en) * | 2001-03-16 | 2003-11-26 | 株式会社普利司通 | Pneumatic tire |
| CN201371710Y (en) * | 2009-02-23 | 2009-12-30 | 杭州中策橡胶有限公司 | All-steel radial tire with zero-degree belted layer |
| CN102358110A (en) * | 2011-07-04 | 2012-02-22 | 杭州中策橡胶有限公司 | Radial tire with twining type steel wire belted layer and manufacturing method thereof |
| CN104648047A (en) * | 2013-11-19 | 2015-05-27 | 山东玲珑轮胎股份有限公司 | Novel all-steel radial tire with belted layer structure |
| CN204845396U (en) * | 2015-07-24 | 2015-12-09 | 山东玲珑轮胎股份有限公司 | Tire belt ply structure |
-
2015
- 2015-07-24 CN CN201510444171.8A patent/CN104960389A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695704A (en) * | 1979-12-06 | 1981-08-03 | Dunlop Co Ltd | Pneumatic tire |
| JPH0569702A (en) * | 1991-09-13 | 1993-03-23 | Toyo Tire & Rubber Co Ltd | Radial tire |
| JPH10250313A (en) * | 1997-03-14 | 1998-09-22 | Yokohama Rubber Co Ltd:The | Heavy duty pneumatic radial tire |
| CN1458882A (en) * | 2001-03-16 | 2003-11-26 | 株式会社普利司通 | Pneumatic tire |
| CN201371710Y (en) * | 2009-02-23 | 2009-12-30 | 杭州中策橡胶有限公司 | All-steel radial tire with zero-degree belted layer |
| CN102358110A (en) * | 2011-07-04 | 2012-02-22 | 杭州中策橡胶有限公司 | Radial tire with twining type steel wire belted layer and manufacturing method thereof |
| CN104648047A (en) * | 2013-11-19 | 2015-05-27 | 山东玲珑轮胎股份有限公司 | Novel all-steel radial tire with belted layer structure |
| CN204845396U (en) * | 2015-07-24 | 2015-12-09 | 山东玲珑轮胎股份有限公司 | Tire belt ply structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3385095A1 (en) * | 2017-04-04 | 2018-10-10 | Hankook Tire Co., Ltd. | Ultra super single tire for heavy duty |
| CN108790609A (en) * | 2017-04-04 | 2018-11-13 | 韩国轮胎株式会社 | Heavy duty wide cut tire |
| CN106891674A (en) * | 2017-04-12 | 2017-06-27 | 江苏通用科技股份有限公司 | Reinforced belt structure |
| CN108859616A (en) * | 2018-07-12 | 2018-11-23 | 万力轮胎股份有限公司 | A kind of run-flat tire |
| CN110001293A (en) * | 2019-05-07 | 2019-07-12 | 江苏通用科技股份有限公司 | A kind of stepped tire belt structure of combination |
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Application publication date: 20151007 |