CN102248615A - Normal-temperature grinding production method for fine rubber powder - Google Patents
Normal-temperature grinding production method for fine rubber powder Download PDFInfo
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- CN102248615A CN102248615A CN2011101882782A CN201110188278A CN102248615A CN 102248615 A CN102248615 A CN 102248615A CN 2011101882782 A CN2011101882782 A CN 2011101882782A CN 201110188278 A CN201110188278 A CN 201110188278A CN 102248615 A CN102248615 A CN 102248615A
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- rubber
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention discloses a normal-temperature grinding production method for fine rubber powder. The method comprises the following process steps of: cutting a steel ring; separating a steel wire; crushing a tire; grinding in rubber; performing magnetic separation; coarsely separating fibers; finely grinding the rubber; separating the fibers again; grinding; and performing airflow separation treatment. The industrial method is the precedent of batch production of the fine rubber powder, and equipment investment in the whole production line is a half that of the conventional normal-temperature grinding method, and is approximately one eighth that of a low-temperature cryogenic grinding production line. The industrial production line has a compact structure, equipment is convenient to mount and maintain and has long service life, high rubber discharging rate, low power consumption and low noise, and various technical indexes are superior to those of more advanced air turbine expansion refrigeration rubber powder production technologies at present compared with those of rubber powder which is produced by a low-temperature cryogenic grinding method.
Description
Technical field
The present invention relates to waste rubber product processing method technical field, more specifically to a kind of production method, particularly by the production method of damaged tire producing fine rubber powder by disintegration under normal temperature condition with waste rubber product producing fine rubber powder by disintegration under normal temperature condition.。
Background technology
At present, still have every year a large amount of waste rubber products (comprising non-tire rubber goods and tire) to produce, a large amount of damaged tires, waste rubber product needs to handle, and handles these waste materials, can not pollute to environment, again can recycling, this is the common targets of pursuing in various countries, the world today.
Multiple production method has been developed in the processing of waste rubber product, and wherein noticeable have traditional normal temperature crushing up and a cryogenic freezing comminuting method.
The tradition normal temperature crushing up adopts the secondary rolling to produce the rubber powder of 0.31～1.4mm (48 orders～15 orders) particle diameter; The another kind of normal-temperature continuous comminuting method of developing for Japanese kobe steel (claiming the CTC technology), through rubber powder thick, that the broken two procedures of fine powder is produced above-mentioned same particle diameter, said method shortcoming rubber powder particle diameter is big, do not satisfy customer requirements, yield poorly, the production cost height, micelle quality instability is difficult to adapt to the suitability for industrialized production requirement.
The cryogenic freezing comminuting method, as USP4863106,5368040 disclosed cryogenic freezing comminuting methods, the employing liquid nitrogen is a cold-producing medium, cryogenic temperature is-196 C, pulverize through impact type machinery, obtain the fine rubber powder of 0.075-0.30mm (200 orders-48 order) fineness, wherein based on 0.18～0.22mm(80 order～60 orders), but the method apparatus expensive, investment big (be normal temperature crushing up 5 times), production cost height (be normal temperature method 5 times), and also there are many difficulties aspects such as start, production, maintenance, management.
Summary of the invention
The purpose of this invention is to provide a kind of commercial run, particularly by the production method of waste rubber tire normal temperature producing fine rubber powder by disintegration by waste rubber product normal temperature producing fine rubber powder by disintegration.
This commercial run comprises following each step:
1), steel ring severing: with junked tire on the steel ring cutting machine with the severing of tire seam wire loop; (obtained utility model patent, the patent No. is ZL200820043072.4);
2), steel wire separates: with severing the tire behind the seam wire loop through the tyre bead seperator after, seam wire loop trailing wheel tyre cavity broken away from comes (applied for utility model patent, the patent No. is ZL201120168364.2);
3), tire fragmentation, the whole tire of tire that will break away from the seam wire loop directly are delivered to tyre crusher (obtained utility model patent, the patent No. is ZL201020298420.X) and do whole first tire fragmentation.Whole tire is through after the fragmentation, and discharging is about the block glue of 50mm * 50mm, and the big I of discharging is done the adjustment of certain limit by changing disintegrating machine circle roller screen net;
4), pulverize in the rubber: the block sizing material that is come out by step 3 is delivered to tire shredder and (has obtained utility model patent, the patent No. is ZL201020298434.1), carry out again broken, material is pulverized in the mode of high speed shear by moving knife and the stationary knife that is fixed on the body, when being made, tire is distributed in steel wire and fibre cutting in it, rely on to shear and with the effect of tearing they are separated with rubber, the blob of viscose fragmentation is into about the micelle of 6mm～12mm.The size of discharging-material size can be adjusted by changing discharging sieve screen apertures purpose size;
5) magnetic separation separates: the material that above-mentioned steps is produced is delivered to the belt-type magnetic separator through belt conveyor and (has applied for utility model patent, the patent No. is ZL201120161231.2), the belt-type magnetic separator is separated the steel wire that mixes in the material with its powerful magnetic force;
6), fiber ragging: the crude fibre that step 5 magnetic separation material later will be taken turns tyre cavity by the circle roller screen carries out ragging, because fiber content is too high in the cross-ply, therefore must handle by the circle roller screen for the processing of cross-ply, crude fibre in the cross-ply is carried out ragging, like this, can improve coarse-fibred use value and the too high inconvenience that causes subsequent processes of solution fiber content;
7), the rubber fine powder is broken: with step 6 ragging mass transport to the XJX-450 rubber fine crusher (obtained utility model patent, the patent No. is ZL200520056431.6) of fiber to carry out fine powder broken.By adjusting the size of fine crusher discharging sieve screen apertures, can directly produce 5 orders～15 purpose rubber powders;
8), fiber sorting again: the material that step 7 is produced is transported to linear vibrating screen with belt conveyor and carries out the fiber ragging second time, to improve the rubber powder quality, guarantees the purity of rubber powder.
9), the material through the secondary stock sorting that step 8 is produced all delivers to cyclone collector with wind-force, enters QWF airflow separator (obtained utility model patent, the patent No. is ZL200320118550.0) after cyclone collector is collected.Rubber powder carries out meticulous the separation with rubber grain with fiber under the effect of rotor crosscurrent, be 0.1% through the fiber content that can guarantee rubber powder after three fiber separation, and in the rubber powder of national regulation fiber content for being lower than 0.6%(GB/T19208-2003);
10), grind, horizontal rubber grinding machine (applied for utility model patent, the patent No. is ZL201120168579.4) is sheared 5～15 purpose rubber grains of step 11, grind and obtain 40～120 purpose fine glue powders;
11), pneumatic separation is handled, in 40 orders～120 purpose fine glue powders that step 12 obtains, pass through airflow separator again and (obtained utility model patent, the patent No. is ZL200320118550.0) after the sorting process, obtain the fine glue powder that still keeps former sizing material physical and chemical performance of different size granularity.
This commercial run is owing to the normal temperature disintegrating process that adopts the advanced person, and employing new series special equipment: steel ring cutting machine, tyre bead seperator, tyre crusher, rubber shredder, rubber fine crusher, belt-type magnetic separator, horizontal rubber grinding machine; Adopt the technical flow design of except that steel wire, repeatedly removing fiber, can thoroughly remove steel wire in the tire and fiber clean, fine glue powder performance and the rubber produced are similar, are better than the ground rubber of other explained hereafter, the production of suitable any rubber, highway laying, waterproof building material etc.
Outstanding effect of the present invention is: this production method has been started the precedent of producing fine rubber powder in batches, the whole production line equipment investment is 1/2 of traditional normal temperature breaking method, equipment investment is about cryogenic freezing and pulverizes 1/8 of production line, this industrial production line compact conformation, maintaining equipments is convenient, long service life, rate of gum output height, power consumption is low, noise is low, every technical indicator is compared with the rubber powder of cryogenic freezing comminuting method production, is better than comparatively advanced at present air turbine swell refrigeration rubber powder production technology;
Through the tire of excision inner ring, removed main steel wire, the broken plant capacity that needs is little, and cutter life is long;
This production method energy consumption is low, and personnel selection is few, produce 3000 tons production line rubber powder power consumption 582 degree per ton per year, and low-temperature freezing is 900 degree, and total production cost is 1/5 of a cryogenic freezing comminuting method;
Grinder has compact overall structure, vibration is little, noise is low advantage, can be ground to the 120-40 order from 5-15 purpose rubber powder, its product quality height, and granularity and operating temperature are regulated automatically by electric glue monitoring;
Wide in variety, narrow particle size distribution can 20 orders be that a grade is regulated arbitrarily on demand;
Steel wire, fiber can all be recycled in the utilization rate of raw materials height, tire;
Production environment is good, 2 grades of air, 55 decibels of noises, no waste water and dust.
Description of drawings
Accompanying drawing is a process chart of the present invention
The specific embodiment:
See accompanying drawing, its production method is:
1), steel ring severing: with junked tire on the steel ring cutting machine with the severing of tire seam wire loop; (applied for utility model patent, the patent No. is ZL200820043072.4)
2), steel wire separates: with severing the tire behind the seam wire loop through the tyre bead seperator after, seam wire loop trailing wheel tyre cavity broken away from comes (applied for utility model patent, the patent No. is ZL201120168364.2);
3), tire fragmentation, the whole tire of tire that will break away from the seam wire loop directly are delivered to tyre crusher (obtained utility model patent, the patent No. is ZL201020298420.X) and do whole first tire fragmentation.Whole tire is through after the fragmentation, and discharging is about the block glue of 50mm * 50mm, and the big I of discharging is done the adjustment of certain limit by changing disintegrating machine circle roller screen net;
4), pulverize in the rubber: the block sizing material that is come out by step 3 is delivered to tire shredder and (has obtained utility model patent, the patent No. is ZL201020298434.1), carry out again broken, material is pulverized in the mode of high speed shear by moving knife and the stationary knife that is fixed on the body, when being made, tire is distributed in steel wire and fibre cutting in it, rely on to shear and with the effect of tearing they are separated with rubber, the blob of viscose fragmentation is into about the micelle of 6mm～12mm.The size of discharging-material size can be adjusted by changing discharging sieve screen apertures purpose size;
5) magnetic separation separates: the material that above-mentioned steps is produced is delivered to the belt-type magnetic separator through belt conveyor and (has applied for utility model patent, the patent No. is ZL201120161231.2), the belt-type magnetic separator is separated the steel wire that mixes in the material with its powerful magnetic force;
6), fiber ragging: the crude fibre that step 5 magnetic separation material later will be taken turns tyre cavity by the circle roller screen carries out ragging, because fiber content is too high in the cross-ply, therefore must handle by the circle roller screen for the processing of cross-ply, crude fibre in the cross-ply is carried out ragging, like this, can improve coarse-fibred use value and the too high inconvenience that causes subsequent processes of solution fiber content;
7), the rubber fine powder is broken: with step 6 ragging mass transport to the XJX-450 rubber fine crusher (obtained utility model patent, the patent No. is ZL200520056431.6) of fiber to carry out fine powder broken.By adjusting the size of fine crusher discharging sieve screen apertures, can directly produce 5 orders～15 purpose rubber powders;
8), fiber sorting again: the material that step 7 is produced is transported to linear vibrating screen with belt conveyor and carries out the fiber ragging second time, to improve the rubber powder quality, guarantees the purity of rubber powder.
9), the material through the secondary stock sorting that step 8 is produced all delivers to cyclone collector with wind-force, enters QWF airflow separator (obtained utility model patent, the patent No. is ZL200320118550.0) after cyclone collector is collected.Rubber powder carries out meticulous the separation with rubber grain with fiber under the effect of rotor crosscurrent, be 0.1% through the fiber content that can guarantee rubber powder after three fiber separation, and in the rubber powder of national regulation fiber content for being lower than 0.6%(GB/T19208-2003);
10), grind, horizontal rubber grinding machine (applied for utility model patent, the patent No. is ZL201120168579.4) is sheared 5～15 purpose rubber grains of step 9, grind and obtain 40～120 purpose fine glue powders;
11), pneumatic separation is handled, in 40 orders～120 purpose fine glue powders that step 10 obtains, pass through airflow separator again and (obtained utility model patent, the patent No. is ZL200320118550.0) after the sorting process, obtain the fine glue powder that still keeps former sizing material physical and chemical performance of different size granularity.
This commercial run production line can be used for the recovery of the rubber of non-tire equally, as adhesive tape, sebific duct, rubber overshoes, electric wire, industrial rubber parts, offset plate etc.; Tire described in this commercial run comprises automobile tyre (car tire), truck tyre, heavy truck tire, tractor tire and rickshaw tire etc.Well-known tire is synthetic by natural rubber, rubber such as butadiene-styrene rubber, butadiene rubber, isoprene rubber, butyl rubber, EP rubbers.Along with various tire for vehicles differences, be that truck tyre is based on the rubber of natural rubber by full synthetic rubber manufacturing basically for example for the car tire.Be to guarantee the fine glue powder quality, be fit to the demand of various users, useless non-tire rubber goods and the damaged tire of collecting removed crude removal and impurity the fine glue powder product, by the stacking of putting into different categories of different rubber clones, in addition stand-by certainly.
Claims (1)
1. the production method of normal temperature producing fine rubber powder by disintegration is characterized in that:
1), steel ring severing: with junked tire on the steel ring cutting machine with the severing of tire seam wire loop;
2), steel wire separates: with severing the tire behind the seam wire loop through the tyre bead seperator after, seam wire loop trailing wheel tyre cavity broken away from comes;
3), tire fragmentation: the whole tire of tire that will break away from the seam wire loop directly is delivered to tyre crusher, and whole tire is through after the fragmentation, and discharging is about the block glue of 50mm * 50mm, and the big I of discharging is done the adjustment of certain limit by changing disintegrating machine circle roller screen net;
4), pulverize in the rubber: the block sizing material that is come out by step 3 is delivered to tire shredder and carries out again broken, material is pulverized in the mode of high speed shear by moving knife and the stationary knife that is fixed on the body, when being made, tire is distributed in steel wire and fibre cutting in it, rely on to shear and with the effect of tearing they are separated with rubber, the blob of viscose fragmentation is into about the micelle of 6mm～12mm; The size of discharging-material size can be adjusted by changing discharging sieve screen apertures purpose size;
5), magnetic separation separates: the material that above-mentioned steps is produced is delivered to the belt-type magnetic separator through belt conveyor, and the belt-type magnetic separator is separated the steel wire that mixes in the material with its powerful magnetic force;
6), fiber ragging: the crude fibre that step 5 magnetic separation material later will be taken turns tyre cavity by the circle roller screen carries out ragging, because fiber content is too high in the cross-ply, therefore must handle by the circle roller screen for the processing of cross-ply, crude fibre in the cross-ply is carried out ragging, like this, can improve coarse-fibred use value and the too high inconvenience that causes subsequent processes of solution fiber content;
7), the rubber fine powder is broken: with step 6 ragging mass transport to the XJX-450 rubber fine crusher of fiber to carry out fine powder broken; By adjusting the size of fine crusher discharging sieve screen apertures, can directly produce 5 orders～15 purpose rubber powders;
8), fiber sorting again: the material that step 7 is produced is transported to linear vibrating screen with belt conveyor and carries out the fiber ragging second time, to improve the rubber powder quality, guarantees the purity of rubber powder;
9) material of, step 8 being produced through the secondary stock sorting is all delivered to cyclone collector with wind-force, after collecting, cyclone collector enters the QWF airflow separator, rubber powder is under the effect of rotor crosscurrent, rubber grain is carried out meticulous the separation with fiber, through the fiber content that can guarantee rubber powder after three fiber separation is 0.1%, and in the rubber powder of national regulation fiber content for being lower than 0.6%(GB/T19208-2003);
10), grind, horizontal rubber grinding machine is sheared 5～15 purpose rubber grains of step 9, grind and obtains 40～120 purpose fine glue powders;
11), pneumatic separation is handled, in 40 orders～120 purpose fine glue powders that step 10 obtains, pass through airflow separator again and (obtained utility model patent, the patent No. is ZL200320118550.0) after the sorting process, obtain the fine glue powder that still keeps former sizing material physical and chemical performance of different size granularity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101882782A CN102248615A (en) | 2011-07-06 | 2011-07-06 | Normal-temperature grinding production method for fine rubber powder |
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| CN2011101882782A CN102248615A (en) | 2011-07-06 | 2011-07-06 | Normal-temperature grinding production method for fine rubber powder |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434046A (en) * | 2013-08-30 | 2013-12-11 | 江苏科技大学 | Device for separating and recovering steel wires and rubber from waste tires |
| CN104004245A (en) * | 2014-05-23 | 2014-08-27 | 重庆市聚益橡胶制品有限公司 | Method for preparing novel high-quality regenerated rubber |
| CN104004246A (en) * | 2014-05-23 | 2014-08-27 | 重庆市聚益橡胶制品有限公司 | Process for producing environmental-friendly and odorless regenerated rubber by using tread rubber powder prepared from waste/used tires |
| CN104004247A (en) * | 2014-05-23 | 2014-08-27 | 重庆市聚益橡胶制品有限公司 | Method for preparing high-quality, environmental-friendly and odorless regenerated rubber |
| CN104669468A (en) * | 2013-11-29 | 2015-06-03 | 招远市东晟橡胶制品有限公司 | Waste rubber recycling and reusing method |
| CN106391658A (en) * | 2016-10-17 | 2017-02-15 | 华南理工大学 | Waste tire resource recovery processing system facing large-scale customization |
| CN108058298A (en) * | 2018-01-24 | 2018-05-22 | 临沭县中泰橡胶制品有限公司 | A kind of preparation method of ultra-fine ground rubber |
| CN109648747A (en) * | 2019-02-25 | 2019-04-19 | 济南聚隆塑业有限公司 | A kind of reclaimed materials crushing system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101234517A (en) * | 2008-02-23 | 2008-08-06 | 东莞市方达环宇环保科技有限公司 | Method for crushing producing fineness rubber powder under normal temperature |
-
2011
- 2011-07-06 CN CN2011101882782A patent/CN102248615A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101234517A (en) * | 2008-02-23 | 2008-08-06 | 东莞市方达环宇环保科技有限公司 | Method for crushing producing fineness rubber powder under normal temperature |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434046A (en) * | 2013-08-30 | 2013-12-11 | 江苏科技大学 | Device for separating and recovering steel wires and rubber from waste tires |
| CN103434046B (en) * | 2013-08-30 | 2015-10-14 | 江苏科技大学 | A kind of device steel wire in junked tire being separated with rubber and reclaiming |
| CN104669468A (en) * | 2013-11-29 | 2015-06-03 | 招远市东晟橡胶制品有限公司 | Waste rubber recycling and reusing method |
| CN104004245A (en) * | 2014-05-23 | 2014-08-27 | 重庆市聚益橡胶制品有限公司 | Method for preparing novel high-quality regenerated rubber |
| CN104004246A (en) * | 2014-05-23 | 2014-08-27 | 重庆市聚益橡胶制品有限公司 | Process for producing environmental-friendly and odorless regenerated rubber by using tread rubber powder prepared from waste/used tires |
| CN104004247A (en) * | 2014-05-23 | 2014-08-27 | 重庆市聚益橡胶制品有限公司 | Method for preparing high-quality, environmental-friendly and odorless regenerated rubber |
| CN106391658A (en) * | 2016-10-17 | 2017-02-15 | 华南理工大学 | Waste tire resource recovery processing system facing large-scale customization |
| CN106391658B (en) * | 2016-10-17 | 2019-12-10 | 华南理工大学 | Waste tire resource recycling and processing system for large-scale customized customization |
| CN108058298A (en) * | 2018-01-24 | 2018-05-22 | 临沭县中泰橡胶制品有限公司 | A kind of preparation method of ultra-fine ground rubber |
| CN109648747A (en) * | 2019-02-25 | 2019-04-19 | 济南聚隆塑业有限公司 | A kind of reclaimed materials crushing system |
| CN109648747B (en) * | 2019-02-25 | 2024-01-12 | 济南聚隆塑业有限公司 | Reclaimed material crushing system |
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Application publication date: 20111123 |