CN105543487A - Device for recovering aluminium alloy efficiently and immediately - Google Patents
Device for recovering aluminium alloy efficiently and immediately Download PDFInfo
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- CN105543487A CN105543487A CN201510947453.XA CN201510947453A CN105543487A CN 105543487 A CN105543487 A CN 105543487A CN 201510947453 A CN201510947453 A CN 201510947453A CN 105543487 A CN105543487 A CN 105543487A
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- aluminium
- heating
- thermal insulation
- ash
- insulation stove
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/0084—Obtaining aluminium melting and handling molten aluminium
- C22B21/0092—Remelting scrap, skimmings or any secondary source aluminium
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
A device for recovering an aluminium alloy efficiently and immediately comprises a heating and heat insulating furnace, an aluminium ash collecting box and a control cabinet. During usage, a furnace lid is opened by the aid of the control cabinet, aluminium ash and aluminium slag are added to a graphite crucible in the middle of the heating and heat insulating furnace, 0.5-1.0 kg of a fluxing medium is added according to addition amounts of the aluminium ash and the aluminium slag, the furnace lid is closed, the temperature of the heating and heat insulating furnace is set to range from 745 DEG C to 755 DEG C on the control cabinet, the revolving speed of a driving motor II connected with the heating and heat insulating furnace is set to range from 650 rpm to 700 rpm, the pressure of ash discharge blowing pipes on left and right sides of the bottom of the heating and heat insulating furnace is set to range from 50 KPa to 70 KPa, and the treatment time is controlled to range from 6 min to 8 min. After completion, a plug on the heating and heat insulating furnace opened, recovered aluminium is directly used by the aid of a trough, the graphite crucible is taken out by the aid outer side hangers of the graphite crucible, and treated aluminium ash and aluminium slag are poured out. The device has the characteristics of low labor intensity, low environmental pollution and high recovery rate.
Description
Technical field
The present invention relates to aluminium alloy smelting field, relate in particular to a kind of efficient instant device reclaiming aluminium alloy.
Background technology
Melting be aluminum alloy wheel of vehicle manufacture must through Production Flow Chart, aluminium liquid fusion process by the aluminium of generation 10 ~ 15% ash, aluminium slag, about containing 25 ~ 35% callable aluminium alloys in this aluminium ash, aluminium slag.At present, cold process can be divided into extract for the aluminium alloy reclaimed in aluminium ash, aluminium slag and extract two kinds of methods with hot method.So-called cold process is extracted namely cool to room temperature after clawing from smelting furnace at aluminium ash, aluminium slag, and use specific equipment to pulverize aluminium ash aluminium slag, the sieve re-using different mesh sieves step by step, is sifted out by aluminum alloy granule to reclaim to use; So-called hot method extracts i.e. aluminium is grey when aluminium ash, aluminium slag just claw, aluminium slag continuous heating, makes the aluminum alloy melting in aluminium ash, aluminium slag become aluminium water to flow out.Cold process is extracted and be there is the problems such as labour intensity is large, environmental pollution is serious, the rate of recovery is low; Existing hot method extract also exist energy consumption increase, environmental pollution serious, can not extract in time with rhythm of production, the problem such as the rate of recovery is low; Above two kinds of modes extract after waste in still containing 8 ~ 12% fine particle aluminium alloy.
Current China has become the manufacture of world aluminum wheel and big export country, and output accounts for 50% of Gross World Product, will produce a large amount of aluminium ash, aluminium slag every year.These aluminium ash aluminium Slag treatment process ubiquities the problems such as labour intensity is large, energy consumption is high, environmental pollution is serious, the rate of recovery is low, have had a strong impact on the economic and social benefit that aluminium alloy car is produced.Therefore aluminum-alloy wheel melting industry in the urgent need to development from aluminium ash, aluminium slag fast in time, the clearer production technology of high efficiency extraction aluminium alloy.
Summary of the invention
The object of the invention is to overcome the shortcoming in existing aluminium ash, aluminium Slag treatment leaching process, a kind of clearer production technology that can reclaim effective constituent in aluminium ash, aluminium slag with melting rhythm of production is in time provided, a kind of efficient instant device reclaiming aluminium alloy is specifically provided.
The concrete scheme realizing above technology is: a kind of efficient instant device reclaiming aluminium alloy, and this device is made up of heating and thermal insulation stove, aluminium ash collection box, housing; Chute is arranged on bottom the lower-left of heating and thermal insulation stove, has the circular hole of diameter diameter 40 ~ 60 at the position that chute is connected with heating and thermal insulation stove, and this circular hole is closed by the aluminium liquid that blocking can control to reclaim and flowed out; The internal protecting wall of heating and thermal insulation stove installs resistive heater, guard screen is installed to protect resistive heater in the periphery of resistive heater, the ash of the aluminium in heating and thermal insulation stove aluminium slag can be made constantly to heat by resistive heater; Bell is arranged on the top of heating and thermal insulation stove, can be opened or closed by CD-ROM drive motor one; Plumbago crucible is arranged on the middle part of heating and thermal insulation stove and is placed on pallet, the overflow weir of diameter 3 ~ 5mm is dispersed with at the sidewall of plumbago crucible, the aluminium liquid can being convenient to melting flows out, and respectively has a hangers in the outside of plumbago crucible, can be convenient to the aluminium ash aluminium slag residue after processing and take out; Install thermopair in the middle part of heating and thermal insulation furnace sidewall, thermopair is connected with housing by wire two, thus controls the temperature of heating and thermal insulation stove; Install CD-ROM drive motor two in the middle part, bottom of heating and thermal insulation stove, CD-ROM drive motor two is connected with pallet by main shaft, and CD-ROM drive motor two is connected with housing by wire three, can control CD-ROM drive motor two rotate according to the speed of setting by housing; Install ash discharge gas blow pipe in the left and right sides, bottom of heating and thermal insulation stove, ash discharge gas blow pipe is connected with tracheae, and tracheae is connected with housing, and wire one, wire two, wire three are connected with heating and thermal insulation stove.Spray thrower, filtering net is established in aluminium ash collection box, residual gas delivery pipe is installed at the top of aluminium ash collection box, water circulating pump is connected with aluminium ash collection box with circulating pipe by access water pipe, and heating and thermal insulation stove and aluminium ash collection box are by ash discharge expanding channels, and ash discharge passage is connected with filtering net.During use, in plumbago crucible, in aluminium ash aluminium slag, the aluminium of melting is extracted the bottom being stored into heating and thermal insulation stove by overflow weir under the influence of centrifugal force, remaining for the high temperature of large for melting stove furnace gas is introduced by tracheae, can promote that the aluminium liquid reclaimed cleans by ash discharge gas blow pipe, and making the ash of the aluminium in heating and thermal insulation stove enter aluminium ash collection box by ash discharge passage, the residual gas delivery pipe that the furnace gas after purification is installed by the top of aluminium ash collection box is discharged; Water smoke is sprayed onto on filtering net by the spray thrower in aluminium ash collection box, and the aluminium that filtered by filtering net ash to be flushed in water and at the bottom settlings of aluminium ash collection box, thus plays the effect of purification; Spray thrower by access water pipe be connected with water circulating pump, aluminium ash collection box middle and lower part install circulating pipe make contain aluminium ash water precipitation after can be recycled.
During process, opened by bell by housing, add in plumbago crucible by aluminium ash aluminium slag, add the slagging agent of 0.5 ~ 1.0Kg simultaneously according to the add-on of aluminium ash aluminium slag, object is promote being separated of aluminium liquid and aluminium ash aluminium slag; Cover bell, it is 745 ~ 755 DEG C that housing arranges heating and thermal insulation in-furnace temperature, and the rotating speed of CD-ROM drive motor two is arranged on 650 ~ 700 revs/min, and object is the flowing of the aluminium liquid accelerated in aluminium ash aluminium slag; The pressure-controlling of ash discharge gas blow pipe is at 50 ~ 70KPa, and object impels the ash of the aluminium in heating and thermal insulation stove to enter aluminium ash collection box by ash discharge passage; This treatment time of weight according to the aluminium ash aluminium slag added controls at 6 ~ 8 minutes, blocking is opened and is directly used by the aluminium of chute by recovery, by hangers, plumbago crucible is taken out the aluminium ash aluminium slag after by process and outwells, carry out next circulation.
Adopt above technical scheme process aluminium ash aluminium slag, immediately can process with melting rhythm of production, the aluminium liquid reclaimed can directly use; Greatly reducing the labour intensity of workman simultaneously, there is not pollution to environment, and contained more than 90% aluminium alloy in aluminium ash aluminium slag can be extracted, is therefore a kind of efficient instant device reclaiming aluminium alloy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Concrete embodiment
As shown in Figure 1, a kind of efficient instant device reclaiming aluminium alloy, this device is made up of heating and thermal insulation stove 1, aluminium ash collection box 20, housing 27; Chute 2 is arranged on bottom the lower-left of heating and thermal insulation stove 1, has the circular hole of diameter 55mm at the position that chute 2 is connected with heating and thermal insulation stove 1, and this circular hole is closed by the aluminium liquid that blocking 3 can control to reclaim and flowed out; The internal protecting wall of heating and thermal insulation stove 1 installs resistive heater 6, guard screen 5 is installed to protect resistive heater in the periphery of resistive heater 6, the ash of the aluminium in heating and thermal insulation stove 1 aluminium slag can be made constantly to heat by resistive heater 6; Bell 4 is arranged on the top of heating and thermal insulation stove 1, can be opened or closed by CD-ROM drive motor one (14); Plumbago crucible 7 is arranged on the middle part of heating and thermal insulation stove 1 and is placed on pallet 10, the overflow weir 9 of diameter 4mm is dispersed with at the sidewall of plumbago crucible 7, the aluminium liquid can being convenient to melting flows out, and respectively has a hangers 8 in the outside of plumbago crucible 7, can be convenient to the aluminium ash aluminium slag residue after processing and take out; Install thermopair 17 in the middle part of heating and thermal insulation stove 1 sidewall, thermopair 17 is connected with housing 27 by wire two (18), thus controls the temperature of heating and thermal insulation stove 1; In the middle part, bottom of heating and thermal insulation stove 1, CD-ROM drive motor two (11) is installed, CD-ROM drive motor two (11) is connected with pallet 10 by main shaft, CD-ROM drive motor two (11) is connected with housing 27 by wire three (19), can control CD-ROM drive motor two rotate according to the speed of setting by housing; Install ash discharge gas blow pipe 12 in the left and right sides, bottom of heating and thermal insulation stove 1, ash discharge gas blow pipe 12 is connected with tracheae 13, and tracheae 13 is connected with housing 27, and wire one (16), wire two (18), wire three (19) are connected with heating and thermal insulation stove 1.Spray thrower 22, filtering net 23 is established in aluminium ash collection box 20, at the top of aluminium ash collection box 20, residual gas delivery pipe 21 is installed, water circulating pump 26 is connected with aluminium ash collection box 20 with circulating pipe 25 by access water pipe 24, heating and thermal insulation stove 1 is connected by ash discharge passage 15 with aluminium ash collection box 20, and ash discharge passage 15 is connected with filtering net 23.During use, in plumbago crucible 7, in aluminium ash aluminium slag, the aluminium of melting is extracted the bottom being stored into heating and thermal insulation stove 1 by overflow weir 9 under the influence of centrifugal force; Remaining for the high temperature of large for melting stove furnace gas is introduced by tracheae 13, can promote that the aluminium liquid reclaimed cleans by ash discharge gas blow pipe 12, and making the ash of the aluminium in heating and thermal insulation stove 1 enter aluminium ash collection box 20 by ash discharge passage 15, the residual gas delivery pipe 21 that the furnace gas after purification is installed by the top of aluminium ash collection box 20 is discharged; Water smoke is sprayed onto on filtering net 23 by spray thrower 22, and the aluminium that filtered by filtering net 23 ash to be flushed in water and at the bottom settlings of aluminium ash collection box 20, thus plays the effect of purification; Spray thrower 22 is connected with water circulating pump 26 by access water pipe 24, can be recycled after the circulating pipe 25 that the middle and lower part of aluminium ash collection box 20 is installed makes to contain the water precipitation of aluminium ash.
The aluminium ash aluminium slag clawed for 150 ㎏ fusion process, by housing, bell 4 is opened, aluminium ash aluminium slag is added in plumbago crucible 7, add 0.5Kg slagging agent simultaneously, cover bell 4, it is 750 DEG C that housing 27 arranges heating and thermal insulation in-furnace temperature, the rotating speed of CD-ROM drive motor two (11) is arranged on 680 revs/min, the pressure-controlling of ash discharge gas blow pipe is at 60KPa, this treatment time of weight according to the aluminium ash aluminium slag added is arranged on 6 minutes, blocking 3 is opened and is directly used by the aluminium of chute 2 by recovery, by hangers 8, plumbago crucible 7 is taken out the aluminium ash aluminium slag residue after by process to outwell, carry out next circulation.
After adopting above device and process program, can with melting rhythm of production process aluminium ash aluminium slag, the aluminium liquid reclaimed can directly use, greatly reduce the labour intensity of workman, the obvious work situation improving workman, by institute's aluminium-containing alloy extraction rate reached in calculating aluminium ash aluminium slag to 91%, it is a kind of efficient instant device reclaiming aluminium alloy.
Claims (5)
1. the efficient instant device reclaiming aluminium alloy, is characterized in that: this device is made up of heating and thermal insulation stove (1), aluminium ash collection box (20), housing (27), during use, opened by the bell (4) of housing (27) by heating and thermal insulation stove (1), aluminium ash aluminium slag is added in the plumbago crucible (7) of heating and thermal insulation stove (1) middle part, the slagging agent of 0.5 ~ 1.0Kg is added according to aluminium ash aluminium slag add-on, cover bell, it is 745 ~ 755 DEG C that housing arranges heating and thermal insulation furnace temperature, CD-ROM drive motor two (11) rotating speed be connected with heating and thermal insulation stove is arranged on 650 ~ 700 revs/min, the pressure of the left and right sides, the bottom ash discharge gas blow pipe (12) of heating and thermal insulation stove is arranged on 50 ~ 70KPa, treatment time controls at 6 ~ 8 minutes, after completing, the blocking (2) on heating and thermal insulation stove is opened, by the chute (3) on heating and thermal insulation stove (1), the aluminium of recovery is directly used, by the outside hangers (8) of plumbago crucible (7), plumbago crucible is taken out, the aluminium ash aluminium slag after process is outwelled.
2. a kind of efficient instant device reclaiming aluminium alloy according to claim 1, is characterized in that: chute (2) is arranged on bottom the lower-left of heating and thermal insulation stove (1), has the circular hole of diameter 40 ~ 60 at the position that chute is connected with heating and thermal insulation stove; The internal protecting wall of heating and thermal insulation stove is installed resistive heater (6), in the periphery of resistive heater, guard screen (5) is installed.
3. a kind of efficient instant device reclaiming aluminium alloy according to claim 1, it is characterized in that: plumbago crucible (7) is arranged on the middle part of heating and thermal insulation stove and is placed on pallet (10), is dispersed with the overflow weir (9) of diameter 3 ~ 5mm at the sidewall of plumbago crucible (7); A hangers (8) is respectively had in the outside of plumbago crucible 7.
4. a kind of efficient instant device reclaiming aluminium alloy according to claim 2, it is characterized in that: install thermopair (17) in the middle part of heating and thermal insulation furnace sidewall, thermopair (17) is by the temperature of wire two (18) with housing (27) connection control heating and thermal insulation stove; In the middle part, bottom of heating and thermal insulation stove, CD-ROM drive motor two (11) is installed, CD-ROM drive motor two (11) is connected with pallet (10) by main shaft, CD-ROM drive motor two (11) is connected with housing (27) by wire three (19), can control CD-ROM drive motor two rotate according to the speed of setting by housing.
5. a kind of efficient instant device reclaiming aluminium alloy according to claim 1, is characterized in that: establish spray thrower (22), filtering net (23) in aluminium ash collection box (20); Water circulating pump (26) is connected with circulating pipe (25) and aluminium ash collection box by access water pipe (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947453.XA CN105543487B (en) | 2015-12-17 | 2015-12-17 | A kind of device for efficiently reclaiming aluminium alloy immediately |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947453.XA CN105543487B (en) | 2015-12-17 | 2015-12-17 | A kind of device for efficiently reclaiming aluminium alloy immediately |
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| CN105543487A true CN105543487A (en) | 2016-05-04 |
| CN105543487B CN105543487B (en) | 2017-09-29 |
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| CN201510947453.XA Active CN105543487B (en) | 2015-12-17 | 2015-12-17 | A kind of device for efficiently reclaiming aluminium alloy immediately |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114507784A (en) * | 2022-01-05 | 2022-05-17 | 国工恒昌新材料沧州有限公司 | Slag extraction equipment for smelting high-temperature alloy for high-purity and high-homogeneity welding wire |
Citations (4)
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| CN2864540Y (en) * | 2005-12-05 | 2007-01-31 | 罗炳根 | Slag/tin separation continual smelting electric stove |
| CN201871305U (en) * | 2010-09-09 | 2011-06-22 | 无锡市雪江环境工程设备有限公司 | Special-purposed high-efficiency spraying dust removal device for smelting furnace |
| CN202380061U (en) * | 2011-12-20 | 2012-08-15 | 江苏凯特汽车部件有限公司 | Secondary aluminium recovery device |
| CN204550074U (en) * | 2015-02-05 | 2015-08-12 | 昆明理工大学 | A kind of industrial silicon melt refining induction converting furnace |
-
2015
- 2015-12-17 CN CN201510947453.XA patent/CN105543487B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2864540Y (en) * | 2005-12-05 | 2007-01-31 | 罗炳根 | Slag/tin separation continual smelting electric stove |
| CN201871305U (en) * | 2010-09-09 | 2011-06-22 | 无锡市雪江环境工程设备有限公司 | Special-purposed high-efficiency spraying dust removal device for smelting furnace |
| CN202380061U (en) * | 2011-12-20 | 2012-08-15 | 江苏凯特汽车部件有限公司 | Secondary aluminium recovery device |
| CN204550074U (en) * | 2015-02-05 | 2015-08-12 | 昆明理工大学 | A kind of industrial silicon melt refining induction converting furnace |
Non-Patent Citations (1)
| Title |
|---|
| 周家荣: "《铝合金熔铸问答》", 31 July 1987 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114507784A (en) * | 2022-01-05 | 2022-05-17 | 国工恒昌新材料沧州有限公司 | Slag extraction equipment for smelting high-temperature alloy for high-purity and high-homogeneity welding wire |
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| CN105543487B (en) | 2017-09-29 |
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