CN1846857A - Automatic wet mill for processing quartzite - Google Patents
Automatic wet mill for processing quartzite Download PDFInfo
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- CN1846857A CN1846857A CN 200610084318 CN200610084318A CN1846857A CN 1846857 A CN1846857 A CN 1846857A CN 200610084318 CN200610084318 CN 200610084318 CN 200610084318 A CN200610084318 A CN 200610084318A CN 1846857 A CN1846857 A CN 1846857A
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- quartz sand
- mill
- dustpan
- discharge barrel
- housing
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Abstract
The automatic wet mill for processing quartzite includes grinding barrel with discharge cylinder, grid plate set inside the grinding barrel cavity and possessing material sieving and discharging holes, dustpan plate set inside the grinding barrel to convey the material to the discharge cylinder, mineral material feeder and driver. The grid plate includes netted support coated with elastic antiwear layer; and the sieving and discharging holes are conic ones with small material entering end. The present invention has less iron dust produced, high quartzite product quality and simple structure.
Description
Technical field
The present invention relates to a kind of ore process equipment, especially relate to a kind of wet autogenous mill of handling quartz sand that is used to process.
Background technology
At present, in the processing to quartz sand, the grinding machinery that people adopt mainly contains process equipments such as edge runner, rod mill.But the material of the rolling element roller that edge runner adopted mainly is a granite, there is bigger difference in its stone matter because of the difference in the place of production, this processing to the quartz sand product exists certain influence, and rod mill is a grinding component for adopting rod iron, grinds by rod iron and ore.But the processing equipment of these two kinds of quartz sand products is when processing quartz sand product, and the feed granularity of its quartz sand ore is all smaller, therefore, all need to the quartz sand ore carry out just broken after, can process, very loaded down with trivial details of operation, and the rate that comes into force of these two kinds of grinding machineries is all not high.Simultaneously, the iron filings that component wear produced such as the machine driving of edge runner and rod mill rod iron can be incorporated in the middle of the quartz sand product, and the quartz sand product is polluted, and the iron-holder in the product is increased greatly, influence the quality of product.
Wet autogenous mill is a kind of run-of-mine-milling equipment that relies on material self to impact mutually, grind and pulverize, having need not medium, feeding granularity scope big (can reach 600mm), need not carry out just broken to ore, easy to use, the output height, advantage such as discharge is even has obtained using very widely in the ore in sand form processing industry.It is some special steel materials that but the material that parts adopted on the wet autogenous mill mostly is, as the interior lining panel in grate and the mill tube is the manganese steel material, lining in discharge dustpan plate and the discharge barrel is a ductile cast iron material, therefore, when using wet autogenous mill that quartz sand is processed processing, these parts can and cause wearing and tearing with the frequent generation of quartz sand ore bump, the iron filings that produced can be incorporated in the middle of the quartz sand product, can pollute the quartz sand product equally, and the iron filings major part that is produced can not be selected it by follow-up magnetic separator, this makes the iron-holder in the quartz sand product increase greatly, has seriously influenced the quality of quartz sand product.And the relief hole that existing wet autogenous mill is used on the grate that the quartz sand ore to autogenous grinding screens is the bar shaped relief hole, by there being the big quartz sand particle of some particles in the garbled quartz sand of bar shaped relief hole, therefore, on wet autogenous mill, be equipped with the huge cylinder self-return screen made from carbon steel material of body, by the cylinder self-return screen the big quartz sand particle of these particles is returned in the mill tube to carry out autogenous grinding again, this not only makes the wet autogenous mill complex structure, and also exist frequent bump and wearing and tearing between quartz sand particle and the cylinder self-return screen, produce iron filings and enter into the quartz sand product, influenced the quality of quartz sand product, simultaneously, because the self-return screen body is bigger, this not only makes the complex structure of wet autogenous mill, the maintenance of equipment difficulty, running rate is low, and weight is also bigger, has increased the working strength of autogenous tumbling mill drive unit.
Summary of the invention
The technical problem to be solved in the present invention has provided a kind of wet autogenous mill that is used to process quartz sand, and it can be reduced in the generation of iron filings in the process of quartz sand product greatly, improves the quartz sand product quality, has reduced production cost, and simple in structure.
For solving the problems of the technologies described above, technical scheme of the present invention is: the wet autogenous mill that is used to process quartz sand, comprise mill tube, mill tube is connected with discharge barrel, be provided with grate in the described mill tube inner chamber, grate is provided with some relief holes that can screen material after the autogenous grinding, and also being provided with in the described mill tube can be with the dustpan plate of garbled mass transport to discharge barrel; Described wet autogenous mill comprises that also can be mill tube carries the feed arrangement of mineral aggregate and drive the drive unit that wet autogenous mill turns round, and described grate comprises netted support, and the surface of support is coated with the elastic wear-resisting layer; Described relief hole is a bellmouth, and the feeding end of relief hole is less than its discharge end.
As a kind of improvement, described dustpan plate comprises the dustpan housing of dustpan shape, and the inner surface of dustpan housing is provided with the elastic wear-resisting layer.
As further improvement, described dustpan housing is a carbon steel shell.
As further improvement, described discharge barrel comprises the discharge barrel housing, and the inner surface of described discharge barrel housing is provided with the elastic wear-resisting layer.
As further improvement, described discharge barrel housing is a carbon steel discharge barrel housing.
As further improvement, described support is netted carbon steel support.
As further improvement, described relief hole is a terrace with edge shape bellmouth.
As further improvement, described elastic wear-resisting layer is the caoutchouc elasticity wearing layer.
As further improvement, described caoutchouc elasticity wearing layer is fixing with dustpan housing and discharge barrel housing bonding respectively.
As further improvement, the surface of described mill tube inner chamber is provided with rubber lining.
Adopt the wet autogenous mill that is used to process quartz sand of said structure, owing to be to have adopted the grate that is coated with the combined type of elastic wear-resisting layer formation with netted support surface, and the relief hole that is used to screen discharge on the grate is the bellmouth of feeding end less than its discharge end, such structure, by elastic wear-resisting layer and quartz sand particle brinelling, avoided the generation of iron filings like this, reduced the content of the iron in the quartz sand product, improved the quality of quartz sand product, simultaneously, adopt the design of feeding end by relief hole less than the bellmouth form of its discharge end, the stifled phenomenon of the folder of quartz sand particle when discharge gate is discharged of not only having avoided the elasticity because of the elastic wear-resisting layer to cause, quartz sand particle is discharged smoothly, can also make and diminish by the garbled quartz sand particle of relief hole, reach the purpose of removing self-return screen, avoided of the pollution of the iron filings of quartz sand and self-return screen wearing and tearing generation to the quartz sand product, further improved the quality of quartz sand product, also simplify the structure of autogenous tumbling mill, reduced production cost.Equally, the dustpan plate and the discharge barrel of the combined type that employing is made of housing and elastic wear-resisting layer, also avoided the generation of component wear iron filings, greatly reduce the iron-holder of quartz sand product, make the iron-holder in the quartz sand product to drop to 0.02% by original 0.08%, improved the quality of product.And dustpan housing, discharge barrel housing and the grate support of employing caoutchouc elasticity wearing layer and carbon steel formula, the intensity and the service life of parts had not only both been guaranteed, reduce the production cost of parts, also greatly reduce simultaneously the weight of each parts on the wet autogenous mill, thereby reduced the working strength of autogenous tumbling mill drive unit, the consumption of having saved the energy.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present invention is further described:
Fig. 1 is the structural representation that is used to process the wet autogenous mill of quartz sand of the present invention;
Fig. 2 is the structural representation that is used for processing the wet autogenous mill grate of quartz sand of the present invention;
Fig. 3 be among Fig. 2 A---A to cutaway view;
Fig. 4 is the structural representation that is used for processing the wet autogenous mill dustpan plate of quartz sand of the present invention;
Fig. 5 be among Fig. 4 B---B to cutaway view;
Fig. 6 is the structural representation that is used for processing the wet autogenous mill discharge barrel of quartz sand of the present invention;
Fig. 7 is the structural representation of existing wet autogenous mill.
The specific embodiment
With reference to Fig. 7, be equipped with self-return screen 7 on the existing wet autogenous mill, under the driving of drive unit 4, the autogenous tumbling mill running, by mill tube 1 the quartz sand ore that feed arrangement 2 transports is carried out autogenous grinding, then, the quartz sand particle of grate by being provided with the bar shaped relief hole after to autogenous grinding screens, quartz sand particle after the screening is transported to the self-return screen 7 at discharge barrel place by discharge dustpan plate, return mill tube 1 autogenous grinding again by self-return screen 7 quartz sand particle that particle is bigger, then being transported in the subsequent processing that particle is less gone.Wherein, when in autogenous tumbling mill, the quartz sand ore being processed; quartz sand ore and particle can with the frequent generation brinelling of liner, grate, dustpan plate, discharge barrel and the self-return screen of mill tube; producing a large amount of iron filings is incorporated in the middle of the quartz sand product; the quartz sand product is polluted; and the liner of mill tube, grate, dustpan plate, discharge barrel and self-return screen all are to be made by some special steel material; therefore; the iron filings that produced by them are difficult to be removed by the magnetic separator in the operation of back, have seriously influenced the quality of quartz sand product.Simultaneously, because the self-return screen body is bigger, this not only makes the complex structure of wet autogenous mill, cause the maintenance of equipment difficulty, running rate is low, and the weight of self-return screen, mill tube, grate, dustpan plate and discharge barrel is also all heavier, and this makes the working strength of drive unit 4 and live load all higher.
With reference to Fig. 1, a kind of wet autogenous mill that is used to process quartz sand of the present invention is: comprise mill tube 1, can be the drive unit 4 that mill tube 1 is carried the feed arrangement 2 of mineral aggregate and driven wet autogenous mill running work, be connected the discharge barrel 3 that is provided with mill tube 1, in mill tube 1 inner chamber, be provided with grate 5, as shown in Figure 2, be provided with on the grate 5 can screen autogenous grinding after some relief holes 51 of material, also being provided with in mill tube 1 can be with the dustpan plate 6 of garbled mass transport to discharge barrel 3.Wherein, grate 5 comprises netted support 52, as shown in Figure 3, be coated with elastic wear-resisting layer 8, by such design on the surface of support 52, make the grate of combined type, like this, in mill tube 1, the quartz sand ore carried out autogenous grinding processing in, carry out brinelling by elastic wear-resisting layer 8 and quartz sand ore, avoided the generation of iron filings like this, the content that reaches the iron in the reduction quartz sand product is to improve the purpose of quartz sand product quality; Because grate 5 needs intensity that keeps higher and the service life of growing at work, therefore, the carbon steel sheet support that support 52 can adopt carbon steel material to make to have mesh, resemble and adopt the thick carbon steel sheet support of 12mm, not only guaranteed the intensity of grate, also make grate weight lighten, elastic wear-resisting layer 8 then can adopt the caoutchouc elasticity wearing layer, can make rubber-steel combined type grate by the vulcanization of rubber and grate; Relief hole 51 then can be designed to the shape of bellmouth, relief hole as terrace with edge shape tapered bore profile, certainly, also can be the relief hole of frustum tapered bore profile, and the feeding end of relief hole 51 is less than its discharge end, be that relief hole 51 is less than it near an end of being discharged quartz sand particle by dustpan plate 6 near an end that is in the quartz sand ore of autogenous grinding state in the mill tube 1, like this, quartz sand particle just can not cause the stifled phenomenon of folder because of the elasticity of elastic wear-resisting layer when discharging by relief hole 51, quartz sand particle is passed through smoothly, can also make and diminish by the garbled quartz sand particle of relief hole, reach the purpose of removing self-return screen, avoided of the pollution of the iron filings of quartz sand particle and self-return screen wearing and tearing generation to the quartz sand product, simplified the structure of wet autogenous mill, reduce the weight of wet autogenous mill, also reduced the working strength of autogenous tumbling mill drive unit.
As shown in Figure 4 and Figure 5, dustpan plate 6 also can be designed to the dustpan plate of combined type, can adopt the dustpan housing 61 of dustpan shape, also be provided with elastic wear-resisting layer 8 on the dustpan housing 61 with on the inner surface that quartz sand particle contacts, like this, when being transported to discharge barrel by discharge dustpan plate through the quartz sand particle after the grate screening, quartz sand particle only contacts with elastic wear-resisting layer 8 and weares and teares, the generation that this has also been avoided iron filings, the content that reaches the iron in the reduction quartz sand product is to improve the purpose of quartz sand product quality; Equally, dustpan plate 6 at work will with the grate mutual extrusion and will with the frequent contact wear of quartz sand particle, therefore also need to keep certain intensity and long service life, so, dustpan housing 61 also can adopt carbon steel material to make, resemble and adopt the thick carbon steel sheet of 8mm to make the dustpan housing, under the prerequisite of the working strength that has guaranteed the dustpan plate, alleviated the weight of dustpan plate, and elastic wear-resisting layer 8 also adopts the caoutchouc elasticity wearing layer, then can make rubber one steel combined type dustpan plate 6 by the bonding fixed form between caoutchouc elasticity wearing layer and the carbon steel material dustpan housing.
As shown in Figure 6, because being the quartz sand that is used for handling well through autogenous grinding, discharge barrel 3 is transported to subsequent processing, also exist contact wear with quartz sand particle, so, discharge barrel 3 also adopts the design of combined type, discharge barrel 3 is designed to a kind of discharge barrel of composite bush formula, by a discharge barrel housing 31, inner surface at discharge barrel housing 31 is provided with elastic wear-resisting layer 8, as grate and dustpan plate, discharge barrel 3 also needs to keep certain intensity and long service life at work, therefore, discharge barrel 3 also adopts carbon steel material to make, resemble and adopt the thick carbon steel sheet of 8mm to make discharge barrel housing 31, prerequisite in the intensity that has guaranteed discharge barrel also reaches the purpose that alleviates discharge barrel weight, and elastic wear-resisting layer 8 also adopts the caoutchouc elasticity wearing layer, fixedly makes rubber-steel combined type discharge barrel between caoutchouc elasticity wearing layer and the carbon steel material discharge barrel housing 31 by boning.
Because the inwall of mill tube 1 is a wet autogenous mill in work and the most frequent and the most serious position of quartz sand ore generation brinelling, therefore, can on mill tube 1 inwall, be provided with rubber lining 11, by rubber lining 11 quartz sand ore and mill tube 1 are separated, like this, in wet autogenous mill work, the quartz sand ore contacts with rubber lining 11 and clashes into, this is just avoided former manganese steel liner and quartz sand ore brinelling to produce the pollution of manganese steel iron filings to the quartz sand product, and the manganese steel iron filings can not be removed the phenomenon that causes the quartz sand product quality to reduce by magnetic separator.
Wet autogenous mill among the present invention not only is applied in the quartz sand processing industry, can be applied to the autogenous grinding processing of other products such as ore, slag, ballstone equally, has same purpose and effect.
Claims (10)
1, is used to process the wet autogenous mill of quartz sand, comprise mill tube (1), mill tube (1) is connected with discharge barrel (3), be provided with grate (5) in described mill tube (1) inner chamber, grate (5) is provided with some relief holes (51) that can screen material after the autogenous grinding, and also being provided with in the described mill tube (1) can be with the dustpan plate (6) of garbled mass transport to discharge barrel (3); Described wet autogenous mill comprises that also can be mill tube (1) carries the feed arrangement (2) of mineral aggregate and drive the drive unit (4) that wet autogenous mill turns round, it is characterized in that: described grate (5) comprises netted support (52), and the surface of support (52) is coated with elastic wear-resisting layer (8); Described relief hole (51) is a bellmouth, and the feeding end of relief hole (51) is less than its discharge end.
2, the wet autogenous mill that is used to process quartz sand according to claim 1 is characterized in that: described dustpan plate (6) comprises the dustpan housing (61) of dustpan shape, and the inner surface of dustpan housing (61) is provided with elastic wear-resisting layer (8).
3, the wet autogenous mill that is used to process quartz sand according to claim 2 is characterized in that: described dustpan housing (61) is a carbon steel dustpan housing.
4, the wet autogenous mill that is used to process quartz sand according to claim 1 is characterized in that: described discharge barrel (3) comprises discharge barrel housing (31), and the inner surface of described discharge barrel housing (31) is provided with elastic wear-resisting layer (8).
5, the wet autogenous mill that is used to process quartz sand according to claim 4 is characterized in that: described discharge barrel housing (31) is a carbon steel discharge barrel housing.
6, the wet autogenous mill that is used to process quartz sand according to claim 1 is characterized in that: described support (52) is netted carbon steel support.
7, the wet autogenous mill that is used to process quartz sand according to claim 1 is characterized in that: described relief hole (51) is a terrace with edge shape bellmouth.
8, according to each described wet autogenous mill that is used to process quartz sand in the claim 1 to 7, it is characterized in that: described elastic wear-resisting layer (8) is the caoutchouc elasticity wearing layer.
9, the wet autogenous mill that is used to process quartz sand according to claim 8 is characterized in that: described caoutchouc elasticity wearing layer is fixing with dustpan housing (61) and discharge barrel housing (31) bonding respectively.
10, the wet autogenous mill that is used to process quartz sand according to claim 1 is characterized in that: the surface of described mill tube (1) inner chamber is provided with rubber lining (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610084318 CN1846857A (en) | 2006-05-13 | 2006-05-13 | Automatic wet mill for processing quartzite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610084318 CN1846857A (en) | 2006-05-13 | 2006-05-13 | Automatic wet mill for processing quartzite |
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| Publication Number | Publication Date |
|---|---|
| CN1846857A true CN1846857A (en) | 2006-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610084318 Pending CN1846857A (en) | 2006-05-13 | 2006-05-13 | Automatic wet mill for processing quartzite |
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| CN (1) | CN1846857A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884949A (en) * | 2009-05-13 | 2010-11-17 | 波利科普公司 | Discharging terminal inner lining |
| CN101966481A (en) * | 2010-10-26 | 2011-02-09 | 烟台鑫海矿山机械有限公司 | Ore discharge device of autogenous mill |
| CN107661810A (en) * | 2016-07-30 | 2018-02-06 | 湖北永绍科技股份有限公司 | A kind of method that arkose quartzite prepares glass sand |
| CN112090516A (en) * | 2020-09-24 | 2020-12-18 | 连云港海蓝研磨材料有限公司 | Wet type autogenous mill for processing quartz sand |
-
2006
- 2006-05-13 CN CN 200610084318 patent/CN1846857A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884949A (en) * | 2009-05-13 | 2010-11-17 | 波利科普公司 | Discharging terminal inner lining |
| CN101966481A (en) * | 2010-10-26 | 2011-02-09 | 烟台鑫海矿山机械有限公司 | Ore discharge device of autogenous mill |
| CN101966481B (en) * | 2010-10-26 | 2013-01-09 | 烟台鑫海矿山机械有限公司 | Ore discharge device of autogenous mill |
| CN107661810A (en) * | 2016-07-30 | 2018-02-06 | 湖北永绍科技股份有限公司 | A kind of method that arkose quartzite prepares glass sand |
| CN112090516A (en) * | 2020-09-24 | 2020-12-18 | 连云港海蓝研磨材料有限公司 | Wet type autogenous mill for processing quartz sand |
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