CN103357491A - Automatic hard rock returning device with semi-automatic grinding machine - Google Patents
Automatic hard rock returning device with semi-automatic grinding machine Download PDFInfo
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- CN103357491A CN103357491A CN201310343213XA CN201310343213A CN103357491A CN 103357491 A CN103357491 A CN 103357491A CN 201310343213X A CN201310343213X A CN 201310343213XA CN 201310343213 A CN201310343213 A CN 201310343213A CN 103357491 A CN103357491 A CN 103357491A
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Abstract
The invention provides an automatic hard rock returning device with a semi-automatic grinding machine. The automatic hard rock returning device comprises an ore feeding adhesive tape machine, the semi-automatic grinding machine, a ball adding bucket, a linear vibrating screen, and inter-equipment ore feeding and discharging funnel chutes, wherein the linear vibrating screen is positioned on one side of the semi-automatic grinding machine; a large-inclination-angle adhesive tape machine is arranged between an oversize funnel of the linear vibrating screen and an ore feeding platform of the semi-automatic grinding machine. Ores fed into a main workshop are fed into the semi-automatic grinding machine through the ore feeding adhesive tape machine, and steel balls are added through the ball adding bucket; the ores are ground by the semi-automatic grinding machine and then are fed into the linear vibrating screen through an ore discharging funnel; undersize materials are fed to the next operation; oversize large-particle hard rocks are fed into a horizontal section at the tail of a large-inclination-angle adhesive tape through the oversize funnel, are fed into the ore feeding platform of the semi-automatic grinding machine in a large-inclination-angle transportation manner, and are returned to the semi-automatic grinding machine together with the ore feeding adhesive tape machine through a head funnel. According to the device, operation links are reduced, the investment cost and the operation cost are reduced, and the operation rate of equipment is improved. Meanwhile, the device has the advantages of reasonable and compact configuration, small area occupation, stable operation and the like.
Description
Technical field
The invention belongs to the enrichment plant field of configuration, particularly a kind of semi-autogenous mill hard rock device for self-returning.
Background technology
Along with the development that iron ore beneficiating factory maximizes, Semi-Autogenous, autogenous grinding technology is widely used.It is advanced reliable that autogenous grinding/Semi-Autogenous technology maturation that becomes better and approaching perfection day by day, autogenous grinding/Semi-autogenous Grinding Technology flow process have flow process, equipment Large Efficient, reduced investment instant effect, no dust pollution, the characteristics such as the grinding flow process is short.The Semi-Autogenous flow process of wet type is greatly simplified than conventional comminution flow process, can save the comminution comprehensive method of investment and producing cost, and can improve working environment, and production technology is to containing mud, ore strong adaptability that water content is large.And the capital construction cycle is short, and the production operation personnel are less.According to ore soft or hard degree and autogenous grinding work index height, domestic Semi-autogenous Grinding Technology flow process can be divided into Semi-Autogenous (SAG) flow process at present, and Semi-Autogenous+ball milling (SAB) flow process is Semi-Autogenous+ball milling+fragmentation (SABC) flow process.Wherein Semi-Autogenous+ball milling (SAB) technological process is simple, and equipment configuration is simple compact, investment the advantage such as provinces extensively by each large ore dressing plant employing.
Semi-Autogenous+ball milling (SAB) technological process is broken without hard rock, and semi-autogenous mill uses straight line shaker as one section classifying equipoment usually, and straight line shaker is configured in Semi-Autogenous ore discharge section.The coarsegrain particle such as hard rock adopts common tape machine to transport main building and returns semi-autogenous mill on the sealing-tape machine of ore deposit through after having bad luck on the sieve.The technique of returning this configuration hard rock need adopt many sealing-tape machines to have bad luck, and sealing-tape machine need to be promoted to certain altitude simultaneously, has increased sealing-tape machine length, and link is complicated, increases production operation operation and operating cost.
Summary of the invention
For the problems referred to above, the object of the present invention is to provide a kind of semi-autogenous mill hard rock device for self-returning, adopt a high inclination-angle rubber conveyer to replace the mode of original many sealing-tape machines, to reduce operation link, reduce investment and operating cost, improve equipment operation rate.
The objective of the invention is to realize by following technical proposals:
A kind of semi-autogenous mill hard rock device for self-returning, comprise coming ore deposit sealing-tape machine, semi-autogenous mill, add the ball bucket, linear vibrating screen and each equipment room be to, ore discharge funnel chute, it is characterized in that described linear vibrating screen is positioned at a side of semi-autogenous mill, the high inclination-angle sealing-tape machine is disposed in giving of linear vibrating screen sieve upper hopper and semi-autogenous mill between the platform of ore deposit.
Described high inclination-angle sealing-tape machine adopts the conveyer belt with wave baffle board at its edge and diaphragm plate, and carrying the inclination angle is the 0-90 degree.Semi-Autogenous ore discharge oversize granularity is greatly about 50mm ~ 12mm, and water content about 10% meets high inclination-angle adhesive tape convey materials technological requirement fully.
Described linear vibrating screen is configured in semi-autogenous mill without motor one side.The upper coarsegrain material of straight line shaker sieve feeds high inclination-angle adhesive tape afterbody horizontal segment, then feeds semi-autogenous mill to the ore deposit platform by the high inclination-angle means of transportation, directly returns semi-autogenous mill.
Certainly the skill of doing over again of semi-autogenous mill hard rock device for self-returning of the present invention is as follows: feed the ore of main building by coming the ore deposit sealing-tape machine to feed in the semi-autogenous mill, add steel ball by adding the ball bucket simultaneously.Fed in the linear vibrating screen by mine-discharging terminal semi-autogenous mill ore discharge funnel behind the ore process semi-autogenous mill ore grinding, undersize material is fed in next step operation by the lower chute of straight line shaker sieve, the bulky grain hard rock feeds high inclination-angle adhesive tape afterbody horizontal segment by straight line shaker sieve upper hopper on the sieve, then feed semi-autogenous mill to the ore deposit platform by the high inclination-angle means of transportation, together return in the semi-autogenous mill by the head funnel with coming the ore deposit sealing-tape machine, finish hard rock and return the autogenous tumbling mill flow process.Can be according to different ore properties in the design, the technical data such as screening efficiency and on-the-sieve material water content, the inclination angle number of degrees of choose reasonable high inclination-angle sealing-tape machine (0 ~ 90 °), the relevant parameters such as sealing-tape machine rib type make it satisfy technological requirement.
The present invention has reduced operation link by adopting a high inclination-angle rubber conveyer to replace the mode of original many sealing-tape machines, has reduced investment and operating cost, has improved equipment operation rate.It is rationally compact to have simultaneously configuration, takes up an area the advantages such as little, stable.Hard rock retrieval system commonly used need to feed on the ball milling sealing-tape machine through having bad luck to be back to through three sealing-tape machines usually at present, because the semi-autogenous mill specification is larger in the industrial production, have 15m at least for the lower hard rock adhesive tape discrepancy in elevation of ore deposit sealing-tape machine and straight line shaker sieve, cause like this returning the sealing-tape machine needs at least the horizontal range of 100m just can turn back to on the sealing-tape machine of ore deposit, increased the ore grinding storehouse to the main building distance, it is large to return adhesive tape vestibule length for ore deposit adhesive tape and hard rock, has increased industrial site area and construction investment.Adopt the high inclination-angle sealing-tape machine to have simple flow, reduce vestibule workshop floor space, the advantages such as convenient management.
Description of drawings
Fig. 1 is the front view of semi-autogenous mill hard rock device for self-returning of the present invention;
Fig. 2 is the A-A view of Fig. 1;
Fig. 3 is the B-B view of Fig. 1;
Fig. 4 is the C-C view of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
Shown in Fig. 1～4, a kind of semi-autogenous mill hard rock of the present invention device for self-returning, comprise coming ore deposit sealing-tape machine 1, semi-autogenous mill 2, add ball bucket 9, linear vibrating screen 3 and each equipment room be to, ore discharge funnel chute, it is characterized in that described linear vibrating screen 3 is positioned at a side of semi-autogenous mill 2, high inclination-angle sealing-tape machine 4 is disposed in giving of linear vibrating screen 3 sieve upper hoppers 8 and semi-autogenous mill 2 between the platform of ore deposit.Described linear vibrating screen 3 is configured in semi-autogenous mill 2 without motor one side.
Certainly the skill of doing over again of semi-autogenous mill hard rock device for self-returning of the present invention is as follows: feed the ore of main building by coming ore deposit sealing-tape machine 1 to feed in the semi-autogenous mill 2, add steel ball by adding ball bucket 9 simultaneously; Semi-autogenous mill ore discharge funnel 6 by mine-discharging terminal behind ore process semi-autogenous mill 2 ore grindings feeds in the linear vibrating screen 3, undersize material is fed in next step operation by 3 times chutes 7 of straight line reciprocating sieve, the bulky grain hard rock feeds high inclination-angle adhesive tape 4 afterbody horizontal segments by straight line reciprocating sieve 3 upper hoppers 8 on the sieve, then feed semi-autogenous mill 2 to the ore deposit platform by the high inclination-angle means of transportation, together return in the semi-autogenous mill 2 by head funnel 5 with coming the ore deposit sealing-tape machine, finish hard rock and return the autogenous tumbling mill flow process.
Can be according to different ore properties in the design, the technical data such as on-the-sieve material water content, the inclination angle number of degrees of choose reasonable high inclination-angle sealing-tape machine (0 ~ 90 °), the relevant parameters such as sealing-tape machine rib type make it satisfy technological requirement.High inclination-angle sealing-tape machine degree of tilt number is the smaller the better in theory, but need in the actual design to concern the Rational Determination inclination angle number of degrees according to grinding machine and straight line shaker type configure, at present according to the data of high inclination-angle sealing-tape machine in producing, when the on-the-sieve material water content 90% the time, 90 ° of the inclination angle number of degrees can satisfy production.As seen its configuration adaptability is fine.
Key of the present invention is the application of high inclination-angle sealing-tape machine, replaces adopting the hard rock echo plex mode of traditional common tape machine.It is rationally compact to have configuration, takes up an area the advantages such as little, has reduced simultaneously operation link, has reduced investment and operating cost, has improved equipment operation rate.
Claims (4)
1. semi-autogenous mill hard rock device for self-returning, comprise coming ore deposit sealing-tape machine, semi-autogenous mill, add the ball bucket, linear vibrating screen and each equipment room be to, ore discharge funnel chute, it is characterized in that described linear vibrating screen is positioned at a side of semi-autogenous mill, the high inclination-angle sealing-tape machine is disposed in giving of linear vibrating screen sieve upper hopper and semi-autogenous mill between the platform of ore deposit.
2. semi-autogenous mill hard rock device for self-returning according to claim 1 is characterized in that described high inclination-angle sealing-tape machine adopts the conveyer belt with wave baffle board at its edge and diaphragm plate, and carrying the inclination angle is the 0-90 degree.
3. semi-autogenous mill hard rock device for self-returning according to claim 1 is characterized in that described linear vibrating screen is configured in semi-autogenous mill without motor one side.
4. each described semi-autogenous mill hard rock device for self-returning is characterized in that ore by coming the ore deposit sealing-tape machine to feed in the semi-autogenous mill according to claim 1～3, adds steel ball by adding the ball bucket simultaneously; Semi-autogenous mill ore discharge funnel by mine-discharging terminal behind the ore process semi-autogenous mill ore grinding feeds in the linear vibrating screen, undersize material is fed in next step operation by the lower chute of straight line shaker sieve, the bulky grain hard rock feeds high inclination-angle adhesive tape afterbody horizontal segment by straight line shaker sieve upper hopper on the sieve, then feed semi-autogenous mill to the ore deposit platform by the high inclination-angle means of transportation, together return in the semi-autogenous mill by the head funnel with coming the ore deposit sealing-tape machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310343213XA CN103357491A (en) | 2013-08-08 | 2013-08-08 | Automatic hard rock returning device with semi-automatic grinding machine |
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| CN201310343213XA CN103357491A (en) | 2013-08-08 | 2013-08-08 | Automatic hard rock returning device with semi-automatic grinding machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103721823A (en) * | 2013-11-15 | 2014-04-16 | 中冶北方（大连）工程技术有限公司 | Hard rock bypass crushing system of autogenous mill |
| CN103861711A (en) * | 2014-03-31 | 2014-06-18 | 铜陵有色金属集团股份有限公司 | Ore grinding process for self-automatic grinding machine |
| CN107638915A (en) * | 2017-10-23 | 2018-01-30 | 中冶北方（大连）工程技术有限公司 | Ball mill tells ore deposit Full-automatic circulation system |
| CN110508398A (en) * | 2019-08-23 | 2019-11-29 | 沈阳隆基电磁科技股份有限公司 | Hard rock removes the fine method for separating of iron except the fine screening installation of iron and hard rock |
| CN112473991A (en) * | 2020-11-23 | 2021-03-12 | 江西铜业集团东同矿业有限责任公司 | Novel semi-autogenous grinding one-stage closed circuit grinding production process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87104329A (en) * | 1987-06-15 | 1987-12-02 | 周瑞华 | Large-tip angle and belt conveyor with baffle chain |
| CN2910356Y (en) * | 2006-02-16 | 2007-06-13 | 中国恩菲工程技术有限公司 | Semi-self-grinding ball mill for ores |
| CN203448171U (en) * | 2013-08-08 | 2014-02-26 | 中冶北方（大连）工程技术有限公司 | Hard rock self-return device of semi-autogenous mill |
-
2013
- 2013-08-08 CN CN201310343213XA patent/CN103357491A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87104329A (en) * | 1987-06-15 | 1987-12-02 | 周瑞华 | Large-tip angle and belt conveyor with baffle chain |
| CN2910356Y (en) * | 2006-02-16 | 2007-06-13 | 中国恩菲工程技术有限公司 | Semi-self-grinding ball mill for ores |
| CN203448171U (en) * | 2013-08-08 | 2014-02-26 | 中冶北方（大连）工程技术有限公司 | Hard rock self-return device of semi-autogenous mill |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103721823A (en) * | 2013-11-15 | 2014-04-16 | 中冶北方（大连）工程技术有限公司 | Hard rock bypass crushing system of autogenous mill |
| CN103721823B (en) * | 2013-11-15 | 2015-04-29 | 中冶北方（大连）工程技术有限公司 | Hard rock bypass crushing system of autogenous mill |
| CN103861711A (en) * | 2014-03-31 | 2014-06-18 | 铜陵有色金属集团股份有限公司 | Ore grinding process for self-automatic grinding machine |
| CN103861711B (en) * | 2014-03-31 | 2015-11-18 | 铜陵有色金属集团股份有限公司 | The grinding process of semi-autogenous mill |
| CN107638915A (en) * | 2017-10-23 | 2018-01-30 | 中冶北方（大连）工程技术有限公司 | Ball mill tells ore deposit Full-automatic circulation system |
| CN107638915B (en) * | 2017-10-23 | 2022-11-15 | 中冶北方（大连）工程技术有限公司 | Full-automatic circulation system for ball mill ore spitting |
| CN110508398A (en) * | 2019-08-23 | 2019-11-29 | 沈阳隆基电磁科技股份有限公司 | Hard rock removes the fine method for separating of iron except the fine screening installation of iron and hard rock |
| CN112473991A (en) * | 2020-11-23 | 2021-03-12 | 江西铜业集团东同矿业有限责任公司 | Novel semi-autogenous grinding one-stage closed circuit grinding production process |
| CN112473991B (en) * | 2020-11-23 | 2022-01-14 | 江西铜业集团东同矿业有限责任公司 | Novel semi-autogenous grinding one-stage closed circuit grinding production process |
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Application publication date: 20131023 |