CN102642319A - Low-cross-section wide-base all-steel radial tire forming method and all-steel radial tire - Google Patents
Low-cross-section wide-base all-steel radial tire forming method and all-steel radial tire Download PDFInfo
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- CN102642319A CN102642319A CN2012101395894A CN201210139589A CN102642319A CN 102642319 A CN102642319 A CN 102642319A CN 2012101395894 A CN2012101395894 A CN 2012101395894A CN 201210139589 A CN201210139589 A CN 201210139589A CN 102642319 A CN102642319 A CN 102642319A
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Abstract
The invention relates to a low-cross-section wide-base all-steel radial tire forming method, which comprises the following concrete steps of sequentially pasting a first belt beam layer, a second belt beam layer, a third belt beam layer, a zero belt, a fourth belt beam layer and a tire surface to obtain the belt beam assembly: the first belt beam layer is subjected to longitudinal incomplete cutting operation, two identical parts of left belt beams and right belt beams which are connected through a non-cutting metal wire are obtained; the second belt beam layer is subjected to the longitudinal incomplete cutting operation, three identical parts of left belt beams, middle belt beams and right belt beams are obtained, wherein the left belt beams and the middle belt beams are connected through a non-cutting metal wire; and the belt beam layer assembly is obtained according to the automatic-manual combined pasting work procedure, so the stress generated by the simultaneous forming with a tire body tube assembly when the belt beam layer assembly is sheathed on the tire body tube assembly is reduced, the tire cavity reverse arc problem of the finished product tire is solved, and the production efficiency can also be improved. The invention also provides an all-steel radial tire.
Description
Technical field:
The present invention relates to the radial tyre production technical field, wide basic all-steel radial tyre forming method of particularly a kind of low section and all-steel radial tyre.
Background technology:
All steel load radial line tire has energy-conservation.Superiority such as safe and durable is the main product of world's tire development.In order to satisfy the needs of user and market development, improve product competitiveness, each giant tyre company of the world drops into huge fund one after another, develops new product, and constantly releases radial of new generation, and the low section tubeless tyre of the wide base of high-performance is exactly wherein a kind of.
Because the wide basic tubeless all-steel meridian tire depth-width ratio of the ultralow section of high-performance is very little, design and production difficulty are big.As, the wide basic tubeless specification belt design width of general ultralow section is big, thereby is prone to cause the anti-arch problem of finished product tire tyre cavity.
Summary of the invention:
In view of this, be necessary to provide a kind of wide basic all-steel radial tyre forming method of low section that prevents the anti-arc of tyre cavity.
Also be necessary to provide a kind of all-steel radial tyre that adopts said method to obtain.
A kind of all steel load radial line tyre forming method may further comprise the steps: applying inner liner, sidewall, carcass cord, heel fabric also are rolled into matrix body tube, carry out prefabricated button circle of rings and applying shoulder wedge to obtain the matrix body tube assembly;
First belt, second belt, the 3rd belt, zero degree band, the 4th belt, tyre surface fit successively to obtain belt package;
Belt package is set on the matrix body tube assembly, and carry out preformed and once more roll forming operation back obtain the tire base and the tire base carried out vulcanisation operation to obtain all steel load radial line tire;
Wherein, fit successively first belt, second belt, the 3rd belt, zero degree band, the 4th belt, tyre surface is specially with the step that obtains belt package:
First belt is done vertical not exclusively severing operation to be obtained two equal portions and passes through the left side band bundle of the wire connection of not severing, right band bundle;
Second layer belt is done vertically not exclusively severing operation obtain the left side band bundle of three equal parts, middle band bundle, right band bundle, wherein left side band bundle, middle band bundle connect through the wire of not severing;
Utilize first feed frame automatic first belt of fitting on belt drum;
Utilize left side band bundle, the middle band bundle of second feed frame automatic applying second layer belt on the belt drum that posts first belt, the right band of manually on the belt drum that posts first belt, fitting is then restrainted;
Utilize the 3rd feed frame automatic the 3rd belt of fitting on the belt drum that posts first belt, second belt;
Utilize zero degree band feed frame applying zero degree band on the belt drum that posts first belt, second belt, the 3rd belt;
Manual on the belt drum that posts first belt, second belt, the 3rd belt, zero degree band, fit successively the 4th belt, tyre surface.
A kind of all-steel radial tyre, all-steel radial tyre comprises belt package, first belt in the belt package is left side band bundle, the right band Shu Zucheng that is connected by wire; Second layer belt is to reach the right side band Shu Zucheng that is not connected with left side band bundle, middle band bundle by left side band bundle, middle band bundle that wire connects.
When adopting the wide basic all-steel radial tyre forming method of above-mentioned low section to produce all-steel radial tyre; First belt, second belt are done vertically not exclusively severing operation; Though first belt, second belt have been cut apart with a knife or scissors; But first belt, second belt bottom still connect some one metal wires; Reach the effect of " seemingly disconnected non-disconnected ", and utilize first feed frame automatic first belt of fitting on belt drum, utilize left side band bundle, the middle band bundle of second feed frame automatic applying second layer belt on the belt drum that posts first belt; Utilize the 3rd feed frame automatic the 3rd belt of fitting on the belt drum that posts first belt, second belt; So not only when having reduced that belt package is set on the matrix body tube assembly with the matrix body tube assembly together the stress that produces of moulding also can enhance productivity to have solved the anti-arch problem of finished product tire tyre cavity, according to the raising of actual production statistics production efficiency more than 30%.
Description of drawings:
Accompanying drawing 1 is the low wide basic all-steel radial tyre forming method flow chart of section.
Accompanying drawing 2 is belt package structural representations in the all-steel radial tyre.
Among the figure: belt package 10, first belt 11, wire 110, left side band bundle 111, right band bundle 112, second belt 12, wire 120, left side band bundle 121, middle band bundle 122, right band bundle the 123, the 3rd belt 13, zero degree band 14, the 4th belt 15, tyre surface 16, the low wide basic all-steel radial tyre forming method step S302～S306 of section
The specific embodiment:
The wide basic all-steel radial tyre forming method of low section provided by the invention is applied in the wide basic tubeless all-steel radial tyre production of the ultralow section of high-performance, and this method is applicable to three-drum forming machine production line, four drum forming machine production lines.
Please referring to Fig. 1, it is the wide basic all-steel radial tyre forming method of low section of a preferred embodiments, may further comprise the steps:
Step S302, applying inner liner, sidewall, carcass cord, heel fabric also are rolled into matrix body tube, carry out prefabricated button circle of rings and applying shoulder wedge to obtain the matrix body tube assembly.For example, when adopting four drum forming machine production lines to produce, utilize matrix body tube laminating apparatus driving applying inner liner, sidewall, carcass cord, the heel fabric in the four drum forming machine production lines and be rolled into matrix body tube, carry out the prefabricated button circle of rings; Covering on laminating drum by the matrix body tube transmission in the four drum forming machine production lines takes out matrix body tube and shifts out on the holding fix of the shaped device of matrix body tube laminating drum in four drum forming machine production lines; The shoulder wedge of on the assembly drum of the holding fix of shaped device, fitting; Shaped device Rotate 180 degree then; Above-mentioned assembly drum arrives shaping position, is positioned at same axis with belt drum.
Step S304, first belt of fitting successively, second belt, the 3rd belt, zero degree band, the 4th belt, tyre surface are to obtain belt package.Wherein, Please be simultaneously referring to Fig. 2, first belt 11 of fitting successively, second belt 12, the 3rd belt 13, zero degree band 14, the 4th belt 15, tyre surface 16 are specially with the step that obtains belt package 10: first belt 11 is done vertically not exclusively severing operation obtain left side band bundle 111, the right band bundle 112 that two equal portions and the wire 110 through not severing connect; Second layer belt 12 is done left side band bundle 121, middle band bundle 122, the right bundle 123 of being with that vertical not exclusively severing operation obtains three equal parts, and wherein left side band bundle 121, middle band bundle 122 pass through the not wire 120 of severing, and right band bundle 123 breaks off with middle band bundle 122 fully; Utilize first feed frame automatic first belt 11 of fitting on belt drum; Utilize left side band bundle 121, the middle band bundle 122 of second feed frame automatic applying second layer belt 12 on the belt drum that posts first belt 11, the right band of manually on the belt drum that posts first belt 11, fitting then restraints 123; Utilize the 3rd feed frame the 3rd belt 13 of on the belt drum that posts first belt 11, second belt 12, fitting automatically; Utilize zero degree band feed frame applying zero degree band 14 on the belt drum that posts first belt 11, second belt 12, the 3rd belt 13; Manually on the belt drum that posts first belt 11, second belt 12, the 3rd belt 13, zero degree band 14, fit successively the 4th belt 15, tyre surface 16.Not exclusively the severing operation is meant to first belt, when second belt cuts, and guarantees to be connected by some one metal wires between the incision band bundle of first belt, second belt.In this embodiment; Wire is a steel wire; The specification of the all-steel radial tyre of producing is 455/45R22.5; Wherein the width of first belt 11 of this all-steel radial tyre is that the width of 360mm, second belt 12 is that the width of 381mm, the 3rd belt 13 is that the width of 150mm, the 4th belt 15 is 130mm; Spacing, the left side band bundle 121 of second layer belt 12, middle band bundle 122, the right spacing of adjacent two steel wires 120 of 123 of bundles of being with that the left side band bundle 111 of first belt 11, right band are restrainted adjacent two steel wires 110 of 112 are 200mm; The left side band bundle 111 of first belt 11, right band bundle 112 are 180mm and batch in same I-beam wheel; The left side band bundle 121 of second layer belt 12, middle band bundle 122, right band bundle 123 are 127mm, and wherein the left side band bundle 121 of second layer belt 12, middle band bundle 122 batch in same I-beam wheel, and the right side band bundle 123 of second layer belt 12 batches in another I-beam wheel.In other embodiments, connect by the wire that does not block between the left side band bundle of second layer belt, middle band bundle, the right band bundle.
Step S306 is set in belt package on the matrix body tube assembly, and carries out preformed and obtain the tire base after the roll forming operation once more, and the tire base is carried out vulcanisation operation acquisition all-steel radial tyre.For example; When adopting four drum forming machine production lines to produce; Belt transmission ring in the four drum forming machine production lines carries bundle layer laminating drum taking-up wait and transports; Just in time be ready to a cover matrix body tube on the assembly drum this moment, and the assembly drum instruction in the four drum forming machine production lines accesses belt package, so belt transmission ring clamping belt package withdraws from the original place wait after delivering to and be set in the assembly drum desired location; Assembly drum carry out preformed and once more roll forming finally accomplish the forming process of all-metal wire engineering radial after the transmission ring clamper is clamped to and unloads the fetal position and unload tire.Wherein, all-steel radial tyre comprises belt package, and first belt in the belt package is left side band bundle, the right band Shu Zucheng that is connected by wire; Second layer belt is to reach the right side band Shu Zucheng that is not connected with left side band bundle, middle band bundle by left side band bundle, middle band bundle that wire connects.
When adopting the wide basic all-steel radial tyre forming method of above-mentioned low section to produce all-steel radial tyre; First belt 11, second belt 12 are done vertically not exclusively severing operation; Though first belt 11, second belt 12 have been cut apart with a knife or scissors; But first belt 11, second belt, 12 bottoms still connect some one metal wires; Reach the effect of " like disconnected non-disconnected "; And utilize first feed frame automatic first belt 11 of fitting on belt drum; Utilize left side band bundle 121, the middle band bundle 122 of second feed frame automatic applying second layer belt 12 on the belt drum that posts first belt 11; Utilize the 3rd feed frame the 3rd belt 13 of on the belt drum that posts first belt 11, second belt 12, fitting automatically, so not only when having reduced that belt package 10 is set on the matrix body tube assembly with the matrix body tube assembly together the stress of moulding generation also improved the pressure of tire and worn performance to have solved the anti-arch problem of finished product tire tyre cavity; Simultaneously owing to reduced and artificial cooperation belt I-beam wheel polypropylene fibre shield have been led out the manual applying operation of material loading; Adopt first feed frame, first belt 11, second feed frame left side band bundle 121, middle band bundle 122, the 3rd feed frame of second layer belt 12 the 3rd belt 13 of fitting automatically of fitting automatically of automatically fitting,, improve more than 30% according to practical condition statistics production efficiency so improved production efficiency.
Claims (9)
1. wide basic all-steel radial tyre forming method of low section, may further comprise the steps: applying inner liner, sidewall, carcass cord, heel fabric also are rolled into matrix body tube, carry out prefabricated circle and the applying shoulder wedge buckled of wire loop to obtain the matrix body tube assembly;
Ground floor belt, second belt, the 3rd belt, zero degree band, the 4th belt, tyre surface fit successively to obtain belt package;
Belt package is set on the matrix body tube assembly, and carry out preformed and once more roll forming operation back obtain the tire base and the tire base carried out vulcanisation operation to obtain all steel load radial line tire;
It is characterized in that: the ground floor belt of fitting successively, second belt, the 3rd belt, zero degree band, the 4th belt, tyre surface are specially with the step that obtains belt package:
First belt is done vertical not exclusively severing operation to be obtained two equal portions and passes through the left side band bundle of the wire connection of not severing, right band bundle;
Second layer belt is done vertically not exclusively severing operation obtain the left side band bundle of three equal parts, middle band bundle, right band bundle, wherein left side band bundle, middle band bundle connect through the wire of not severing;
Utilize first feed frame automatic first belt of fitting on belt drum;
Utilize left side band bundle, the middle band bundle of second feed frame automatic applying second layer belt on the belt drum that posts first belt, the right band of manually on the belt drum that posts first belt, fitting is then restrainted;
Utilize the 3rd feed frame automatic the 3rd belt of fitting on the belt drum that posts first belt, second belt;
Utilize zero degree band feed frame applying zero degree band on the belt drum that posts first belt, second belt, the 3rd belt;
Manual on the belt drum that posts first belt, second belt, the 3rd belt, zero degree band, fit successively the 4th belt, tyre surface.
2. the wide basic all-steel radial tyre forming method of low section according to claim 1 is characterized in that: the width of first belt is that the width of 360mm, second belt is that the width of 381mm, the 3rd belt is that the width of 150mm, the 4th belt is 130mm.
3. the wide basic all-steel radial tyre forming method of low section according to claim 1 and 2 is characterized in that: the spacing of adjacent two steel wires of the spacing of adjacent two steel wires of the left side band bundle of first belt, right band interfascicular, the left side band bundle of second layer belt, middle band bundle, right band interfascicular is 200mm.
4. the wide basic all-steel radial tyre forming method of low section according to claim 3 is characterized in that: the left side band bundle of first belt, right band Shu Junwei mm, the left side band bundle of second layer belt 12, middle band bundle, right band Shu Junwei 127mm.
5. all-steel radial tyre; All-steel radial tyre comprises belt package; Belt package comprises first belt, second layer belt, it is characterized in that: first belt in the belt package is the left side band bundle that is connected by wire, right band Shu Zucheng; Second layer belt is to reach the right side band Shu Zucheng that is not connected with left side band bundle, middle band bundle by left side band bundle, middle band bundle that wire connects.
6. all-steel radial tyre according to claim 5 is characterized in that: the width of first belt is that the width of 360mm, second belt is that the width of 381mm, the 3rd belt is that the width of 150mm, the 4th belt is 130mm.
7. according to claim 5 or 6 described all-steel radial tyres, it is characterized in that: the spacing of adjacent two steel wires of the spacing of adjacent two steel wires of the left side band bundle of first belt, right band interfascicular, the left side band bundle of second layer belt, middle band bundle, right band interfascicular is 200mm.
8. all-steel radial tyre according to claim 7 is characterized in that: the left side band bundle of first belt, right band Shu Junwei mm, the left side band bundle of second layer belt 12, middle band bundle, right band Shu Junwei 127mm.
9. all-steel radial tyre according to claim 5 is characterized in that: wire is a steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210139589.4A CN102642319B (en) | 2012-05-08 | 2012-05-08 | Low-cross-section wide-base all-steel radial tire forming method and all-steel radial tire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210139589.4A CN102642319B (en) | 2012-05-08 | 2012-05-08 | Low-cross-section wide-base all-steel radial tire forming method and all-steel radial tire |
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| Publication Number | Publication Date |
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| CN102642319A true CN102642319A (en) | 2012-08-22 |
| CN102642319B CN102642319B (en) | 2014-07-02 |
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| CN201210139589.4A Expired - Fee Related CN102642319B (en) | 2012-05-08 | 2012-05-08 | Low-cross-section wide-base all-steel radial tire forming method and all-steel radial tire |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102941779A (en) * | 2012-11-29 | 2013-02-27 | 青岛森麒麟轮胎有限公司 | Flatness ratio radial tire and manufacturing process thereof |
| CN103407331A (en) * | 2013-08-23 | 2013-11-27 | 江苏通用科技股份有限公司 | Belted layer structure of tire |
| CN105015274A (en) * | 2015-08-05 | 2015-11-04 | 江苏通用科技股份有限公司 | Tire belted layer structure |
| CN109278477A (en) * | 2018-08-02 | 2019-01-29 | 中策橡胶集团有限公司 | The determination method of heavy-duty pneumatic tire belt structure and the belt drum shape |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941779A (en) * | 2012-11-29 | 2013-02-27 | 青岛森麒麟轮胎有限公司 | Flatness ratio radial tire and manufacturing process thereof |
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| CN105015274A (en) * | 2015-08-05 | 2015-11-04 | 江苏通用科技股份有限公司 | Tire belted layer structure |
| CN109278477A (en) * | 2018-08-02 | 2019-01-29 | 中策橡胶集团有限公司 | The determination method of heavy-duty pneumatic tire belt structure and the belt drum shape |
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| CN102642319B (en) | 2014-07-02 |
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