CN104107759A - Flotation tailing iron recycling device and method - Google Patents
Flotation tailing iron recycling device and method Download PDFInfo
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- CN104107759A CN104107759A CN201410366685.1A CN201410366685A CN104107759A CN 104107759 A CN104107759 A CN 104107759A CN 201410366685 A CN201410366685 A CN 201410366685A CN 104107759 A CN104107759 A CN 104107759A
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Abstract
The invention relates to a flotation tailing iron recycling device and a flotation tailing iron recycling method, belonging to the field of a mineral processing process. A concentrate discharging hole of a first magnetic separator is connected with a feeding hole of a second magnetic separator; the concentrate discharging hole of the second magnetic separator is connected with a feeder of a ball mill through a pipeline; the discharging hole of the ball mill is connected with the feeding hole of a high-frequency sieve; an upper chamber of the high-frequency sieve is connected with the feeder of the ball mill through the pipeline and a pump; a lower chamber of the high-frequency sieve is connected with the feeding hole of a third magnetic separator; the concentrate discharging hole of the third magnetic separator is connected with the feeding hole of a fourth magnetic separator; the concentrate discharging hole of the fourth magnetic separator is connected with a concentrate chamber; tailing outlets of the first, second, third and fourth magnetic separators are connected with a tailing chamber through the pipeline and the pump. The device and the method disclosed by the invention are simple in equipment and process, convenient to operate, low in mineral separation cost, applicable to recycling of useful iron minerals from flotation tailings and good in separation effect.
Description
Technical field
The present invention relates to a kind of flotation tailing and reclaim iron device and method, belong to ore-dressing technique field.
Background technology
Due to the ore properties more complicated of exploiting at present, generally, the concentrate of magnetic separation by flotation after, in flotation tailing still some grade at the chats of about 15%-20%, in this chats, ferromagnetic content is in 7%-10% left and right, therefore, if the words that the chats after flotation is directly abandoned, can cause the waste of mineral resources, therefore, in order better to utilize mineral resources, need to recycle flotation tailing, and lacking at present a kind of time saving and energy savingly, technique is simple, the recovery scheme that sorting result is good.
Summary of the invention
According to above the deficiencies in the prior art, the object of the invention is to: provide a kind of flotation tailing to reclaim iron device and method, equipment and technique are simple, convenient operation, beneficiation cost is low, is applicable to from flotation tailing, reclaiming useful iron mineral, and sorting result is good.
Flotation tailing of the present invention reclaims iron method, comprises the following steps:
(1) flotation tailing is first carried out to magnetic separation desliming by the first magnetic separator, qualified magnetic concentrate enters the second magnetic separator, and underproof ore enters mine tailing chamber, and the field intensity of the first described magnetic separator is 159.16KA/m;
(2) magnetic concentrate that enters the second magnetic separator carries out magnetic separation desliming for the second time by the second magnetic separator, and qualified magnetic concentrate enters ball mill, and underproof ore enters mine tailing chamber, and the field intensity of the second described magnetic separator is 119.37KA/m;
(3) ball mill carries out ore grinding to magnetic concentrate, and the magnetic concentrate after ore grinding enters high-frequency screen and screens, and after screening, the concentrate on sieve returns to ball mill and regrinds, and the concentrate under sieve enters the 3rd magnetic separator;
(4) magnetic concentrate carries out selected, qualified magnetic concentrate by the 3rd magnetic separator and enters the 4th magnetic separator, and underproof ore enters mine tailing chamber, and the field intensity of the 3rd described magnetic separator is 95.5KA/m;
(5) magnetic concentrate by the 4th magnetic separator carry out selected after, qualified magnetic concentrate enters concentrate chamber, underproof ore enters mine tailing chamber, the field intensity of the 4th described magnetic separator is 79.58KA/m.
Flotation tailing of the present invention reclaims iron device, comprise the first magnetic separator, the second magnetic separator, ball mill, high-frequency screen, the 3rd magnetic separator and the 4th magnetic separator, the concentrate discharging opening of the first magnetic separator is connected with the charging aperture of the second magnetic separator, the concentrate discharging opening of the second magnetic separator connects the dispenser of ball mill by pipeline, the discharging opening of ball mill connects the charging aperture of high-frequency screen, the sieve epicoele of high-frequency screen is connected the dispenser of ball mill with pump by pipeline, the sieve cavity of resorption of high-frequency screen connects the charging aperture of the 3rd magnetic separator, the concentrate discharging opening of the 3rd magnetic separator is connected with the 4th magnetic separator charging aperture, the concentrate discharging opening of the 4th magnetic separator connects concentrate chamber, the first magnetic separator, the second magnetic separator, the mine tailing outlet of the 3rd magnetic separator and the 4th magnetic separator is connected mine tailing chamber with pump by pipeline.
It is simple that described flotation tailing reclaims iron device and method equipment and process, convenient operation, and beneficiation cost is low, be applicable to from flotation tailing, reclaiming useful iron mineral, sorting result is good, can improve iron concentrate grade and concentrate yield, meanwhile, improve the rate of recovery of magnetic concentrate.
The field intensity of the first described magnetic separator, the second magnetic separator, the 3rd magnetic separator and the 4th magnetic separator reduces successively.Improve the grade of magnetic separation of iron ore concentrate.
The field intensity of the first described magnetic separator, the second magnetic separator, the 3rd magnetic separator and the 4th magnetic separator is followed successively by 159.16KA/m, 119.37KA/m, 95.5KA/m and 79.58KA/m.Improve the grade of magnetic separation of iron ore concentrate.
Compared with prior art, the beneficial effect that the present invention has is:
Described flotation tailing reclaims iron device and method flotation tailing is first obtained to magnetic concentrate through twice magnetic separation desliming throwing tail, magnetic concentrate enters ball mill and regrinds, grinding machine ore discharge is through high-frequency screen screening, oversize returns ore mill and regrinds, undersize is selected through twice magnetic separator, obtain final concentrate, magnetic separator mine tailing is skimmed.Present device and technique are simple, convenient operation, beneficiation cost is low, be applicable to reclaiming useful iron mineral from flotation tailing; sorting result is good, and the iron concentrate grade after recovery can reach 37～40%, and concentrate yield can reach 11～14%; the rate of recovery reaches 22～25%, has good economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Wherein, the 1, first magnetic separator; 2, the second magnetic separator; 3, ball mill; 4, high-frequency screen; 5, the 3rd magnetic separator; 6, the 4th magnetic separator; 7, mine tailing chamber; 8, concentrate chamber.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described further.
As shown in Figure 1, flotation tailing of the present invention reclaims iron method, comprises the following steps:
(1) flotation tailing is first carried out to magnetic separation desliming by the first magnetic separator 1, qualified magnetic concentrate enters the second magnetic separator 2, and underproof ore enters mine tailing chamber 7, and the field intensity of the first described magnetic separator 1 is 159.16KA/m;
(2) magnetic concentrate that enters the second magnetic separator 2 carries out magnetic separation desliming for the second time by the second magnetic separator 2, and qualified magnetic concentrate enters ball mill 3, and underproof ore enters mine tailing chamber 7, and the field intensity of the second described magnetic separator 2 is 119.37KA/m;
(3) 3 pairs of magnetic concentrates of ball mill carry out ore grinding, magnetic concentrate after ore grinding enters high-frequency screen 4 and screens, after screening, concentrate return of serve grinding machine on sieve is regrinded, concentrate under sieve enters the 3rd magnetic separator 5, by entering ball mill after twice magnetic separation desliming, has reduced the live load of ball mill again, meanwhile, by the magnetic concentrate diameter after high-frequency screen 4, be less than 0.093mm;
(4) magnetic concentrate carries out selected, qualified magnetic concentrate by the 3rd magnetic separator 5 and enters the 4th magnetic separator 6, and underproof ore enters mine tailing chamber 7, and the field intensity of the 3rd described magnetic separator 5 is 95.5KA/m;
(5) magnetic concentrate by the 4th magnetic separator 6 carry out selected after, qualified magnetic concentrate enters concentrate chamber 8, underproof ore enters mine tailing chamber 7, the field intensity of the 4th described magnetic separator 6 is 79.58KA/m.
As shown in Figure 1, flotation tailing of the present invention reclaims iron device, comprise the first magnetic separator 1, the second magnetic separator 2, ball mill 3, high-frequency screen 4, the 3rd magnetic separator 5 and the 4th magnetic separator 6, the concentrate discharging opening of the first magnetic separator 1 is connected with the charging aperture of the second magnetic separator 2, the concentrate discharging opening of the second magnetic separator 2 connects the dispenser of ball mill 3 by pipeline, the discharging opening of ball mill 3 connects the charging aperture of high-frequency screen 4, the sieve epicoele of high-frequency screen 4 is connected the dispenser of ball mill 3 with pump by pipeline, the sieve cavity of resorption of high-frequency screen 4 connects the charging aperture of the 3rd magnetic separator 5, the concentrate discharging opening of the 3rd magnetic separator 5 is connected with the 4th magnetic separator 6 charging apertures, the concentrate discharging opening of the 4th magnetic separator 6 connects concentrate chamber 8, the first magnetic separator 1, the second magnetic separator 2, the mine tailing outlet of the 3rd magnetic separator 5 and the 4th magnetic separator 6 is connected mine tailing chamber 7 with pump by pipeline.
Wherein, the field intensity of the first magnetic separator 1, the second magnetic separator 2, the 3rd magnetic separator 5 and the 4th magnetic separator 6 reduces successively and is followed successively by 159.16KA/m, 119.37KA/m, 95.5KA/m and 79.58KA/m.
The present invention first throws tail through twice magnetic separation desliming by flotation tailing and obtains magnetic concentrate, and magnetic concentrate enters ball mill and regrinds, and grinding machine ore discharge is through high-frequency screen screening, oversize returns ore mill and regrinds, undersize is selected through twice magnetic separator, obtains final concentrate, and magnetic separator mine tailing is skimmed.Present device and technique are simple, convenient operation, beneficiation cost is low, be applicable to reclaiming useful iron mineral from flotation tailing; sorting result is good, and the iron concentrate grade after recovery can reach 37～40%, and concentrate yield can reach 11～14%; the rate of recovery, 22～25%, has good economic benefit and social benefit.
Claims (4)
1. flotation tailing reclaims an iron method, it is characterized in that comprising the following steps:
(1) flotation tailing is first carried out to magnetic separation desliming by the first magnetic separator (1), qualified magnetic concentrate enters the second magnetic separator (2), underproof ore enters mine tailing chamber (7), and the field intensity of described the first magnetic separator (1) is 159.16KA/m;
(2) magnetic concentrate that enters the second magnetic separator (2) carries out magnetic separation desliming for the second time by the second magnetic separator (2), qualified magnetic concentrate enters ball mill (3), underproof ore enters mine tailing chamber (7), and the field intensity of described the second magnetic separator (2) is 119.37KA/m;
(3) ball mill (3) carries out ore grinding to magnetic concentrate, and the magnetic concentrate after ore grinding enters high-frequency screen (4) and screens, and after screening, the concentrate on sieve returns to ball mill and regrinds, and the concentrate under sieve enters the 3rd magnetic separator (5);
(4) magnetic concentrate carries out selected, qualified magnetic concentrate by the 3rd magnetic separator (5) and enters the 4th magnetic separator (6), and underproof ore enters mine tailing chamber (7), and the field intensity of the 3rd described magnetic separator (5) is 95.5KA/m;
(5) magnetic concentrate by the 4th magnetic separator (6) carry out selected after, qualified magnetic concentrate enters concentrate chamber (8), underproof ore enters mine tailing chamber (7), the field intensity of the 4th described magnetic separator (6) is 79.58KA/m.
2. a flotation tailing reclaims iron device, it is characterized in that: comprise the first magnetic separator (1), the second magnetic separator (2), ball mill (3), high-frequency screen (4), the 3rd magnetic separator (5) and the 4th magnetic separator (6), the concentrate discharging opening of the first magnetic separator (1) is connected with the charging aperture of the second magnetic separator (2), the concentrate discharging opening of the second magnetic separator (2) connects the dispenser of ball mill (3) by pipeline, the discharging opening of ball mill (3) connects the charging aperture of high-frequency screen (4), the sieve epicoele of high-frequency screen (4) is connected the dispenser of ball mill (3) with pump by pipeline, the sieve cavity of resorption of high-frequency screen (4) connects the charging aperture of the 3rd magnetic separator (5), the concentrate discharging opening of the 3rd magnetic separator (5) is connected with the 4th magnetic separator (6) charging aperture, the concentrate discharging opening of the 4th magnetic separator (6) connects concentrate chamber (8), the first magnetic separator (1), the second magnetic separator (2), the mine tailing outlet of the 3rd magnetic separator (5) and the 4th magnetic separator (6) is connected mine tailing chamber (7) with pump by pipeline.
3. flotation tailing according to claim 2 reclaims iron device, it is characterized in that: the field intensity of described the first magnetic separator (1), the second magnetic separator (2), the 3rd magnetic separator (5) and the 4th magnetic separator (6) reduces successively.
4. according to the flotation tailing described in claim 2 or 3, reclaim iron device, it is characterized in that: the field intensity of described the first magnetic separator (1), the second magnetic separator (2), the 3rd magnetic separator (5) and the 4th magnetic separator (6) is followed successively by 159.16KA/m, 119.37KA/m, 95.5KA/m and 79.58KA/m.
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| CN201410366685.1A CN104107759A (en) | 2014-07-29 | 2014-07-29 | Flotation tailing iron recycling device and method |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4256267A (en) * | 1977-12-13 | 1981-03-17 | Foskem (Proprietary) Limited Of "Wegsteek" | Recovery of minerals from ultra-basic rocks |
| US4666591A (en) * | 1984-01-10 | 1987-05-19 | Kawasaki Jukogyo Kabushiki Kaisha | Slag disposal method |
| CN101062502A (en) * | 2006-04-28 | 2007-10-31 | 张颖智 | Mineral concentration new technique for weak-magnetic iron ore |
| CN101362116A (en) * | 2008-10-09 | 2009-02-11 | 王修安 | Large-sized energy-saving ore processing equipment and technique |
| CN101716553A (en) * | 2009-12-28 | 2010-06-02 | 河南理工大学 | Kiln slag processing technology of zinc volatilizing kiln |
| CN102553709A (en) * | 2012-01-16 | 2012-07-11 | 西安三沅重工有限责任公司 | Magnetite roller mill dry separation method |
| CN102728477A (en) * | 2012-07-05 | 2012-10-17 | 河北联合大学 | Mineral processing technology for comprehensively recycling iron phosphate from low-grade high phosphorus vanadium titanium magnetite |
| CN102872973A (en) * | 2012-09-29 | 2013-01-16 | 河北联合大学 | High-mud micro-fine particle lean hematite separation process |
| CN103406197A (en) * | 2013-07-31 | 2013-11-27 | 鞍钢集团矿业公司 | Technology for screening iron ore concentrate from mineral tailing of low-grade ore |
| CN203990903U (en) * | 2014-07-29 | 2014-12-10 | 山东华联矿业股份有限公司 | Flotation tailing reclaims iron device |
-
2014
- 2014-07-29 CN CN201410366685.1A patent/CN104107759A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4256267A (en) * | 1977-12-13 | 1981-03-17 | Foskem (Proprietary) Limited Of "Wegsteek" | Recovery of minerals from ultra-basic rocks |
| US4666591A (en) * | 1984-01-10 | 1987-05-19 | Kawasaki Jukogyo Kabushiki Kaisha | Slag disposal method |
| CN101062502A (en) * | 2006-04-28 | 2007-10-31 | 张颖智 | Mineral concentration new technique for weak-magnetic iron ore |
| CN101362116A (en) * | 2008-10-09 | 2009-02-11 | 王修安 | Large-sized energy-saving ore processing equipment and technique |
| CN101716553A (en) * | 2009-12-28 | 2010-06-02 | 河南理工大学 | Kiln slag processing technology of zinc volatilizing kiln |
| CN102553709A (en) * | 2012-01-16 | 2012-07-11 | 西安三沅重工有限责任公司 | Magnetite roller mill dry separation method |
| CN102728477A (en) * | 2012-07-05 | 2012-10-17 | 河北联合大学 | Mineral processing technology for comprehensively recycling iron phosphate from low-grade high phosphorus vanadium titanium magnetite |
| CN102872973A (en) * | 2012-09-29 | 2013-01-16 | 河北联合大学 | High-mud micro-fine particle lean hematite separation process |
| CN103406197A (en) * | 2013-07-31 | 2013-11-27 | 鞍钢集团矿业公司 | Technology for screening iron ore concentrate from mineral tailing of low-grade ore |
| CN203990903U (en) * | 2014-07-29 | 2014-12-10 | 山东华联矿业股份有限公司 | Flotation tailing reclaims iron device |
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