CN103554586A - Tire production process - Google Patents
Tire production process Download PDFInfo
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- CN103554586A CN103554586A CN201310450802.8A CN201310450802A CN103554586A CN 103554586 A CN103554586 A CN 103554586A CN 201310450802 A CN201310450802 A CN 201310450802A CN 103554586 A CN103554586 A CN 103554586A
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
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Abstract
The invention discloses a tire production process, which comprises the steps of: (1) raw material crushing and screening; (2) impurity removal; (3) melting; (4) modification; (5) vacuum defoamation; (6) compression molding; and (7) vulcanization. The process involved in the invention is simple and reasonable, adopts discarded tires as raw materials, is low in cost, environment-friendly and practical, and avoids waste of resources. Most importantly, the tire strength, wear resistance, ductility and flame resistance are enhanced, and the tire quality is guaranteed, so that the production process is suitable for popularization and use in the tire production field.
Description
Technical field
The production technique of the plastic, rubber the present invention relates to, particularly relates to a kind of tyre production technology.
Background technology
Tire is common article in life now, current China, raising along with people's living standard, the various vehicles are by widespread production, tire is as the important component part of numerous vehicles, its production and consumption are also very huge, but the waste tire that consumption is huge is not recycled well, making the very big application number of the wasting of resources is the production technique that CN201010127244.8 discloses a kind of tire, it take sandwich glue as main raw material, add reinforcing fiber, through the mixing work in-process tire of making, finally by sulfuration, produce finished tire.This technique be take sandwich glue as main raw material, under the effect of reinforcing fiber, make the strength increase of tire, make the anti-skid of tire better simultaneously, but it is higher from its cost of raw-material selection to produce this tire, in this technique, a lot of conditions are indefinite simultaneously, technology content is not clear, and the work-ing life of tire is shorter, has increased process costs.
Summary of the invention
For the deficiency existing in prior art, the invention provides a kind of tyre production technology.
For realizing object of the present invention, technical scheme of the present invention is as follows:
, its processing step is as follows:
(1) raw material pulverizing screening: screen 4～8mm object particle by raw material pulverizing and with sifting machine, described raw material is waste tire;
(2) removal of impurities: object particle that step (1) is obtained respectively successively with mixture, acetone and the deionized water of ethanol and ether respectively in industrial ultrasonic machine ultrasound filtration clean removal of impurities 15min, more sequentially clean twice with 120# gasoline and deionized water;
(3) melt: the object particle that step (2) is obtained is put into reactor, under 300 ℃～400 ℃ agitation conditions, heating is until it becomes fused solution state;
(4) modification: add hard (carbon) black, resol and treated starch in reactor, stir with fused solution, the content of described hard (carbon) black is fused solution 4%, the content of described resol is fused solution 3%;
(5) vacuum defoamation: reactor is evacuated, takes the air dissolving in fused solution away, slough the bubble in fused solution;
(6) compression molding: emit fused solution from reactor to tire-mold, vacuum cooling 2～3h, when fused solution becomes half-dried, sprinkles the mixture of Al (OH) 3, eight bromo ether and Mg (OH) 2, more cooling 1～2h, to complete drying;
(7) sulfuration: use sulphur and calcium carbonate to carry out at 130～140 ℃, vulcanize 30min under pressure 15MPa condition, pass into hydrogen sulfide in sulfidation, help sulfuration completely.
Above-mentioned a kind of tyre production technology, wherein, in described step (4), described treated starch is cross-linking starch.
Above-mentioned a kind of tyre production technology, wherein, in described step (4), the content of described treated starch is fused solution 3%～8%.
Above-mentioned a kind of tyre production technology, wherein, in described step (6), in the mixture of described Al (OH) 3, eight bromo ether and Mg (OH) 2, the ratio of the mixture of Al (OH) 3, eight bromo ether and Mg (OH) 2 is 1:2:1.
Beneficial effect: the present invention is by the crushing and screening of waste tire, removal of impurities, melt, modification, vacuum defoamation, compression molding and sulfuration seven large steps complete the production technique of tire, technique is succinct, rationally, raw material adopts waste tire, cost is low, environmental protection is practical, avoided the waste of resource, most importantly strengthened the intensity of tire, wear resistance, ductility and flame retardant resistance, in raw material pulverizing screening, make granular size moderate, be conducive to next step removal of impurities and thawing, the selection of starting material waste tire, both saved resource, make again environment be purified, water-soluble and the lipid-soluble substance of particle surface is removed in removal of impurities, improve particle quality, in modification, adding of hard (carbon) black and resol increased the intensity of tire and wear resistance, adding of modified crosslinking starch strengthens the ductility of tire, vacuum defoamation increases the compactness of tire, guaranteed the quality of tire, when moulding is half-dried, at surface of tyre, sprinkle Al (OH) 3, the mixture of eight bromo ether and Mg (OH) 2 strengthens the flame retardant resistance of tire, in tire production field, be applicable to promoting the use of.
Embodiment
For technique means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the present invention.
embodiment 1:
A kind of tyre production technology of the present embodiment, is characterized in that, its processing step is as follows:
(1) raw material pulverizing screening: screen 4mm object particle by raw material pulverizing and with sifting machine, described raw material is waste tire;
(2) removal of impurities: object particle that step (1) is obtained respectively successively with mixture, acetone and the deionized water of ethanol and ether respectively in industrial ultrasonic machine ultrasound filtration clean removal of impurities 15min, more sequentially clean twice with 120# gasoline and deionized water;
(3) melt: the object particle that step (2) is obtained is put into reactor, under 300 ℃ of agitation conditions, heating is until it becomes fused solution state;
(4) modification: add hard (carbon) black, resol and treated starch in reactor, stir with fused solution, the content of described hard (carbon) black is 4% of fused solution, and the content of described resol is fused solution 3%, and the content of described treated starch is fused solution 3%;
(5) vacuum defoamation: reactor is evacuated, takes the air dissolving in fused solution away, slough the bubble in fused solution;
(6) compression molding: emit fused solution from reactor to tire-mold, vacuum cooling 2h, when fused solution becomes half-dried, sprinkles the mixture of Al (OH) 3, eight bromo ether and Mg (OH) 2, more cooling 1h, to complete drying;
(7) sulfuration: use sulphur and calcium carbonate to carry out at 130 ℃, vulcanize 30min under pressure 15MPa condition, pass into hydrogen sulfide in sulfidation, help sulfuration completely.
embodiment 2: all the other are identical with described embodiment 1, and difference is, in step (1), the object particle of screening is 6mm, and in step (4), the content of described treated starch is fused solution 5%, and in step (4), described treated starch is cross-linking starch.
embodiment 3:all the other are identical with described embodiment 1, difference is, in step (1), the object particle of screening is 8mm, in step (4), the content of described treated starch is fused solution 7%, in step (6), in the mixture of described Al (OH) 3, eight bromo ether and Mg (OH) 2, the ratio of the mixture of Al (OH) 3, eight bromo ether and Mg (OH) 2 is 1:2:1.
| ? | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| The complete fusion time of particle | 33min | 46min | 58min |
| Tyre load index | 104 | 108 | 110 |
By above-mentioned 3 embodiment, there are in upper table three groups of data known, when granular size is that 4mm is, the complete fusion time of particle is the shortest, and the content of treated starch is fused solution 7% time, and the load factor of tire is maximum, bears pressure and is to the maximum.
The present invention is by the crushing and screening of waste tire, removal of impurities, melt, modification, vacuum defoamation, compression molding and sulfuration seven large steps complete the production technique of tire, technique is succinct, rationally, raw material adopts waste tire, cost is low, environmental protection is practical, avoided the waste of resource, most importantly strengthened the intensity of tire, wear resistance, ductility and flame retardant resistance, in raw material pulverizing screening, make granular size moderate, be conducive to next step removal of impurities and thawing, the selection of starting material waste tire, both saved resource, make again environment be purified, water-soluble and the lipid-soluble substance of particle surface is removed in removal of impurities, improve particle quality, in modification, adding of hard (carbon) black and resol increased the intensity of tire and wear resistance, adding of modified crosslinking starch strengthens the ductility of tire, vacuum defoamation increases the compactness of tire, guaranteed the quality of tire, when moulding is half-dried, at surface of tyre, sprinkle Al (OH) 3, the mixture of eight bromo ether and Mg (OH) 2 strengthens the flame retardant resistance of tire, in tire production field, be applicable to promoting the use of.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a tyre production technology, is characterized in that, its processing step is as follows:
(1) raw material pulverizing screening: screen 4～8mm object particle by raw material pulverizing and with sifting machine, described raw material is waste tire;
(2) removal of impurities: object particle that step (1) is obtained respectively successively with mixture, acetone and the deionized water of ethanol and ether respectively in industrial ultrasonic machine ultrasound filtration clean removal of impurities 15min, more sequentially clean twice with 120# gasoline and deionized water;
(3) melt: the object particle that step (2) is obtained is put into reactor, under 300 ℃～400 ℃ agitation conditions, heating is until it becomes fused solution state;
(4) modification: add hard (carbon) black, resol and treated starch in reactor, stir with fused solution, the content of described hard (carbon) black is fused solution 4%, the content of described resol is fused solution 3%;
(5) vacuum defoamation: reactor is evacuated, takes the air dissolving in fused solution away, slough the bubble in fused solution;
(6) compression molding: emit fused solution from reactor to tire-mold, vacuum cooling 2～3h, when fused solution becomes half-dried, sprinkles the mixture of Al (OH) 3, eight bromo ether and Mg (OH) 2, more cooling 1～2h, to complete drying;
(7) sulfuration: use sulphur and calcium carbonate to carry out at 130～140 ℃, vulcanize 30min under pressure 15MPa condition, pass into hydrogen sulfide in sulfidation, help sulfuration completely.
2. a kind of tyre production technology according to claim 1, is characterized in that, in described step (4), described treated starch is cross-linking starch.
3. a kind of tyre production technology according to claim 1, is characterized in that, in described step (4), the content of described treated starch is fused solution 3%～8%.
4. a kind of tyre production technology according to claim 1, it is characterized in that, in described step (6), in the mixture of described Al (OH) 3, eight bromo ether and Mg (OH) 2, the ratio of the mixture of Al (OH) 3, eight bromo ether and Mg (OH) 2 is 1:2:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310450802.8A CN103554586A (en) | 2013-09-29 | 2013-09-29 | Tire production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310450802.8A CN103554586A (en) | 2013-09-29 | 2013-09-29 | Tire production process |
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| Publication Number | Publication Date |
|---|---|
| CN103554586A true CN103554586A (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310450802.8A Pending CN103554586A (en) | 2013-09-29 | 2013-09-29 | Tire production process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104290342A (en) * | 2014-09-19 | 2015-01-21 | 明光瑞泰工业有限公司 | Process for producing a tire |
| CN104893057A (en) * | 2015-06-08 | 2015-09-09 | 苏州市湘园特种精细化工有限公司 | Reprocessing method of waste rubber |
| CN105856604A (en) * | 2016-03-03 | 2016-08-17 | 柳州永旺科技有限公司 | Grain harvester tire molding process |
| CN105860180A (en) * | 2016-03-03 | 2016-08-17 | 柳州永旺科技有限公司 | Rice transplanter tire molding process |
| CN105881946A (en) * | 2016-03-03 | 2016-08-24 | 柳州永旺科技有限公司 | Tire molding process of grain threshing machinery |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6777453B1 (en) * | 1999-06-08 | 2004-08-17 | Kabushiki Kaisha Toyota Chuo Kenyusho | Method of reclaiming crosslinked rubber, and molded article of reclaimed rubber |
| CN1536003A (en) * | 2003-04-04 | 2004-10-13 | 中国科学院化学研究所 | Superfine starch composite powder filling agent for rubber and its preparation method |
-
2013
- 2013-09-29 CN CN201310450802.8A patent/CN103554586A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6777453B1 (en) * | 1999-06-08 | 2004-08-17 | Kabushiki Kaisha Toyota Chuo Kenyusho | Method of reclaiming crosslinked rubber, and molded article of reclaimed rubber |
| CN1536003A (en) * | 2003-04-04 | 2004-10-13 | 中国科学院化学研究所 | Superfine starch composite powder filling agent for rubber and its preparation method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104290342A (en) * | 2014-09-19 | 2015-01-21 | 明光瑞泰工业有限公司 | Process for producing a tire |
| CN104893057A (en) * | 2015-06-08 | 2015-09-09 | 苏州市湘园特种精细化工有限公司 | Reprocessing method of waste rubber |
| CN105856604A (en) * | 2016-03-03 | 2016-08-17 | 柳州永旺科技有限公司 | Grain harvester tire molding process |
| CN105860180A (en) * | 2016-03-03 | 2016-08-17 | 柳州永旺科技有限公司 | Rice transplanter tire molding process |
| CN105881946A (en) * | 2016-03-03 | 2016-08-24 | 柳州永旺科技有限公司 | Tire molding process of grain threshing machinery |
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Application publication date: 20140205 |