CN103847119A - Novel all-steel engineering meridian tire reverse-coating capsule - Google Patents
Novel all-steel engineering meridian tire reverse-coating capsule Download PDFInfo
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- CN103847119A CN103847119A CN201210522097.3A CN201210522097A CN103847119A CN 103847119 A CN103847119 A CN 103847119A CN 201210522097 A CN201210522097 A CN 201210522097A CN 103847119 A CN103847119 A CN 103847119A
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Abstract
The invention discloses a novel all-steel engineering meridian tire reverse-coating capsule. The capsule is prepared from a COP-08A glue material and a 1400dtex/2V1 single-layer cord fabric material containing 100 steel wires per 10cm and having the breaking strength of 21kg per steel wire; a capsule root framework material is a fracture type steel wire cord fabric framework material. The extension strengths of the glue material and the cord fabric meet construction requirements; the capsule root framework material is the fracture type steel wire cord fabric framework material, so that capsule roots can be effectively prevented from springing out. Isolation is carried out by adopting talcum powder, and de-molding is carried out through an inflation and de-molding device, so that adhesion between two layers can be prevented, and the capsule can be smoothly inflated and de-molded.
Description
Technical field
The invention belongs to automobile tire manufacturing technology field, relate in particular to a kind of reverse-wrapped capsule and preparation method thereof.
Background technology
Since the debugging of all-steel engineering radial tire building machine, trial-production, forming machine reverse-wrapped capsule used is all bought by Shanghai rubber for tire group, this capsule service life is 100 times, every forming machine is on average produced daily by 30 calculating, every capsule on average uses 15 times/day, therefore be 100/15=6.7 days every capsule average life, and capsule is overlapped in once outsourcing of company 10, and expense is 230,000 yuan.If introduce the technology in Shanghai, technology transfer expense is 100,000 yuan, and engineering radial tire output is 5000 per year, need outsourcing capsule 50 to overlap, expense is estimated ten thousand yuan of 23*5=115, if our production capacity is expanding 10000 to, expense is 2,300,000 yuan so, and cost is high.And Shanghai capsule we in use have two defective in quality, one be gas leakage.Another one is that capsule root has breach, and we and purchasing department contact upwards seagoing vessel tire group and pursue a claim, and ignores in order to reduce producing cost in aspect, Shanghai at all, and company determines independent research design all-steel engineering radial-ply tyre reverse-wrapped capsule.
Absorb, digest by the capsule that Shanghai rubber for tire group is produced, independently carry out detail design, while just starting to manufacture experimently, use several times with regard to explosion, maximum uses is 50 times, finds that this capsule development difficulty is large in trial-manufacturing process, need to solve four key technology difficult problems: capsule is upheld large, extension rate reaches more than 250%, and the blowing pressure is high, more than pressure reaches 7bar, this requires not only good springiness of capsule, also wants powerful high.This capsule capsule root framework material should have extension, has again rigidity, to prevent that capsule root from deviating from from assembly drum.Manufacture craft difficulty, this capsule belongs to thin goods, is only one deck framework material, and completely by manual operations, any one bubble, joint defect, all can cause this capsule to be scrapped again.This capsule length of run reaches more than 2 meters, and is eclipsed form, after sulfuration finishes, and cannot the demoulding.In order to detect the service life of capsule, we and equipment, in conjunction with having made ground capsule aerating device, adopt the pressure of 7bar repeatedly to inflate, until the service life of capsule is determined in capsule explosion, in order to avoid test, cause the waste of human and material resources, the carrying out that impact is produced simultaneously on forming machine.
Summary of the invention
To be solved by this invention is the technical problem that outsourcing capsule exists " gas leakage ", " capsule root has breach ", thereby the novel full-steel engineering radial tire reverse-wrapped capsule that a kind of production cost is low is provided.
In order to address the above problem by the following technical solutions: a kind of novel full-steel engineering radial tire reverse-wrapped capsule, having adopted COP-08A sizing material and density is that 100/10cm, fracture strength are the material of the 1400dtex/2V1 individual layer cord of 21kg/ root; Capsule capsule root framework material has been taked the wirecord fabric framework material of " breaking type ".
Described COP-08A sizing material is made up of the raw material of following weight portion: 65 parts of natural gums, 25 parts of carbon blacks, 5 parts, activator, 1 part, age resistor, 3 parts of softening agents, 1 part of vulcanizing agent.
The C60-175W wirecord fabric that the wirecord fabric framework material of described " breaking type " adopts, cutting surface width 12cm, 60/10cm of density, steel wire arranging is that side direction is arranged, and keeps larger extensibility at circumferencial direction, guarantees stronger rigidity in side direction.
Preparation method is as follows: capsule shaping drum is installed on forming machine, wipe clearly drum surface with gasoline, go up COP-08A sizing material, 1400dtex/2V1 individual layer cord, C60-175W wirecord fabric, filler adhesive tape according to sequence of construction number; After having gone up, load onto Wai Pinggai and bolt on, unload from forming machine, install on bladder curing dolly; After sulfuration kettle cure, cooling, and then install on forming machine, unload capsule, prune unnecessary glue limit, check on capsule capsule root size, capsule and have or not bubble, starved.
After sulfuration finishes, carry out the demoulding by inflation stripper apparatus.
Described inflation stripper apparatus is on the extrusion die flange clamp of moulding capsules, to increase a gas tube, between Capsule demold forward direction capsule and core, inflate, make to depart from completely after capsule and core inflation, resistance while reducing the demoulding, can guarantee that capsule and core throw off along power, avoid the fracture of capsule capsule root.
Sizing material of the present invention and cord tensile strength meet construction requirement, and this capsule capsule root framework material has been taked the wirecord fabric framework material of " breaking type ", can effectively prevent that capsule capsule root from collapsing.
Adopt talcum powder isolation, and use the demoulding of inflation stripper apparatus, can prevent two-layer between bonding, can guarantee that again capsule inflates the demoulding smoothly.
Calculate through finance, the capsule that we produce, 2200 yuan, every cover, according to year 5000 of engineering radial tires, at least need to buy 50 cover capsules, buying expenses is 1,150,000 yuan, deduct our 110,000 yuan of capsule costs, reduce expenses 1,040,000 yuan, if engineering radial tire full production is reduced expenses more remarkable.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention inflates stripper apparatus.
The specific embodiment
A kind of novel full-steel engineering radial tire reverse-wrapped capsule, having adopted COP-08A sizing material and density is that 100/10cm, fracture strength are the material of the 1400dtex/2V1 individual layer cord of 21kg/ root; Capsule capsule root framework material has been taked the wirecord fabric framework material of " breaking type ".
Described COP-08A sizing material is made up of the raw material of following weight portion: 65 parts of natural gums, 25 parts of carbon blacks, 5 parts, activator, 1 part, age resistor, 3 parts of softening agents, 1 part of vulcanizing agent.
The C60-175W wirecord fabric that the wirecord fabric framework material of described " breaking type " adopts, cutting surface width 12cm, 60/10cm of density, steel wire arranging is that side direction is arranged, and keeps larger extensibility at circumferencial direction, guarantees stronger rigidity in side direction.
Concrete preparation method is as follows: 1) capsule shaping drum is installed on forming machine, and wipe clearly surface with gasoline.
2) after gasoline volatilization is most, be coated with palma mucus, start forming machine rotation 10min, make it dry.
3) COP-08A sizing material, 1400dtex/2V1 individual layer cord location are placed with on assembly drum, the joint area of two parts will stagger, the overlapping 5mm of joint, roll extrusion the redundant rubber stock of splaying.
4) C60-175W wirecord fabric location is placed with on assembly drum, its two ends is 45 ° cuts sth. askew, joint overlap joint roll extrusion.
5) filler adhesive tape location is placed with on assembly drum, its two ends is 45 ° cuts sth. askew, joint overlap joint roll extrusion.
6) filler adhesive tape location is placed with on assembly drum, its joint area will stagger with the joint area of COP-08A sizing material, 1400dtex/2V1 individual layer cord, the overlapping 5mm roll extrusion of joint the redundant rubber stock of splaying.
7) gasoline all will be rinsed in the two ends of each component joints, each parts paste want compacting, without bubble, and will stagger in each component joints position.
8), assembly drum shoulder and outer screen lid priority location and installation, unload from forming machine after tightening all bolts.
9) after sulfuration kettle cure, cooling, then install on forming machine, unload lower outside screen lid and rouse shoulder and take off capsule.On the extrusion die flange clamp of moulding capsules, increase a gas tube, between Capsule demold forward direction capsule and core, inflate, make to depart from completely after capsule and core inflation the resistance while reducing the demoulding, can guarantee that capsule and core throw off along power, avoid the fracture of capsule capsule root.
10) cut unnecessary glue limit with scissors, check without depositing specially after quality problems.
Claims (6)
1. a novel full-steel engineering radial tire reverse-wrapped capsule, is characterized in that: having adopted COP-08A sizing material and density is that 100/10cm, fracture strength are the material of the 1400dtex/2V1 individual layer cord of 21kg/ root; Capsule capsule root framework material has been taked the wirecord fabric framework material of " breaking type ".
2. novel full-steel engineering radial tire reverse-wrapped capsule according to claim 1, is characterized in that: described COP-08A sizing material is made up of the raw material of following weight portion: 65 parts of natural gums, 25 parts of carbon blacks, 5 parts, activator, 1 part, age resistor, 3 parts of softening agents, 1 part of vulcanizing agent.
3. novel full-steel engineering radial tire reverse-wrapped capsule according to claim 2, it is characterized in that: the C60-175W wirecord fabric that the wirecord fabric framework material of described " breaking type " adopts, cutting surface width 12cm, 60/10cm of density, steel wire arranging is that side direction is arranged, keep larger extensibility at circumferencial direction, guarantee stronger rigidity in side direction.
4. novel full-steel engineering radial tire reverse-wrapped capsule according to claim 3, it is characterized in that preparation method is as follows: capsule shaping drum is installed on forming machine, wipe clearly drum surface with gasoline, go up COP-08A sizing material, 1400dtex/2V1 individual layer cord, C60-175W wirecord fabric, filler adhesive tape according to sequence of construction number; After having gone up, load onto Wai Pinggai and bolt on, unload from forming machine, install on bladder curing dolly; After sulfuration kettle cure, cooling, and then install on forming machine, unload capsule, prune unnecessary glue limit, check on capsule capsule root size, capsule and have or not bubble, starved.
5. novel full-steel engineering radial tire reverse-wrapped capsule according to claim 4, is characterized in that: after sulfuration finishes, carry out the demoulding by inflation stripper apparatus.
6. novel full-steel engineering radial tire reverse-wrapped capsule according to claim 5, it is characterized in that: described inflation stripper apparatus is on the extrusion die flange clamp of moulding capsules, to increase a gas tube, between Capsule demold forward direction capsule and core, inflate, make to depart from completely after capsule and core inflation, resistance while reducing the demoulding, can guarantee that capsule and core throw off along power, avoid the fracture of capsule capsule root.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210522097.3A CN103847119B (en) | 2012-12-07 | 2012-12-07 | All-steel engineering meridian tire reverse-coating capsule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210522097.3A CN103847119B (en) | 2012-12-07 | 2012-12-07 | All-steel engineering meridian tire reverse-coating capsule |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103847119A true CN103847119A (en) | 2014-06-11 |
| CN103847119B CN103847119B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210522097.3A Active CN103847119B (en) | 2012-12-07 | 2012-12-07 | All-steel engineering meridian tire reverse-coating capsule |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105818408A (en) * | 2016-05-13 | 2016-08-03 | 中策橡胶集团有限公司 | Tire molding capsule device and preparation method thereof |
| CN111117002A (en) * | 2019-12-24 | 2020-05-08 | 永一橡胶有限公司 | Preparation method of tire turn-up bladder |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88202685U (en) * | 1988-04-08 | 1988-11-30 | 化学工业部北京橡胶工业研究设计院 | Steel wire skeleton capsule for tyre forming machine |
-
2012
- 2012-12-07 CN CN201210522097.3A patent/CN103847119B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88202685U (en) * | 1988-04-08 | 1988-11-30 | 化学工业部北京橡胶工业研究设计院 | Steel wire skeleton capsule for tyre forming machine |
Non-Patent Citations (2)
| Title |
|---|
| 王振江等: ""1400dtex / 2V1锦纶帘布在摩托车轮胎中的应用"", 《轮台工业》 * |
| 范俊明，王海耀: ""反包胶囊的开发"", 《轮台工业》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105818408A (en) * | 2016-05-13 | 2016-08-03 | 中策橡胶集团有限公司 | Tire molding capsule device and preparation method thereof |
| CN105818408B (en) * | 2016-05-13 | 2019-01-18 | 中策橡胶集团有限公司 | A kind of tyre moulding capsules device and preparation method thereof |
| CN111117002A (en) * | 2019-12-24 | 2020-05-08 | 永一橡胶有限公司 | Preparation method of tire turn-up bladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103847119B (en) | 2017-05-10 |
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