CN108787050A - Semi-Autogenous range optimization ball adding method - Google Patents
Semi-Autogenous range optimization ball adding method Download PDFInfo
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- CN108787050A CN108787050A CN201710826087.1A CN201710826087A CN108787050A CN 108787050 A CN108787050 A CN 108787050A CN 201710826087 A CN201710826087 A CN 201710826087A CN 108787050 A CN108787050 A CN 108787050A
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- Prior art keywords
- semi
- autogenous
- ore
- ball
- ball adding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/20—Disintegrating members
- B02C17/205—Adding disintegrating members to the tumbling mill
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Technical field：The present invention relates to use semi-autogenous mill as the bargh of ore grinding capital equipment, specially a kind of Semi-Autogenous range optimization ball adding method.Solve the problems, such as the main points and main application technical solution of this technical solution：According to the soft or hard degree of processing ore, granule size, block powder ratio, humidity, the high low internal factor of degree of oxidation, and the external index such as mill power, oil pressure, hard rock quantity of return mines, treating capacity, ore milling concentration, liner plate use, lining plate structure and material, steel ball performance, consider the variation tendency of these parameters, determine optimum ball adding node, reasonable distribution ball adding section realizes that steel ball unit consumption reduces.Main application：Present invention is mainly applied to the large-scale or super-huge ore dressing plant of semi-autogenous mill is configured in grinding flowsheet in the mines such as non-ferrous metal, gold, ferrous metal be nonmetallic, it is therefore an objective to reduce the production cost of the steel ball of semi-autogenous mill and electricity in grinding process flow.
Description
Technical field
The present invention relates to use semi-autogenous mill as the bargh of ore grinding capital equipment, specially a kind of Semi-Autogenous section
Optimize ball adding method.
Background technology
Semi-autogenous mill is a kind of equipment for having and crushing with ore grinding dual function, dual-use, and Semi-Autogenous ore grinding is with ore
Itself as based on milling medium, add a kind of grinding operation supplemented by appropriate steel ball.Semi-autogenous Grinding Technology can make ore according to solution
Reason face is broken, and liberation degree of minerals is high, and feed preparation unit size is big, and reduction ratio is high, and rock processing stream has been simplified in the operation fine crushing instead of in
Journey.Being constantly progressive and develop with technology, autogenous grinding at present/Semi-Autogenous technology has been widely used in the rock processing of mine.
It is well known that crush-grind system is the important component in ore dressing plant, and 60% or so of investment Zhan Quan factories total value, power consumption
Sizable ratio is accounted for running cost.The design of comminution work flow and advanced optimizing for production management, to selecting factory just
Normal production and operation and the more economic benefits of creation are most important.
And from the point of view of domestic and international available data, Semi-Autogenous steel ball of adding continues to use old three sections of ball mill ball feeding methods substantially, i.e.,
Given steel ball unit consumption, calculates same day adding ball amount according to steel ball unit consumption and treating capacity daily.But due to semi-autogenous mill itself
Milling medium mainly is done by ore itself, gives mine ore hardness and bulk than regular meeting with stope ore removal place Semi-Autogenous
Difference and it is different, by the Semi-Autogenous ball feeding method of " timing, quantitative, determine pack completeness ", cannot make full use of and be ground with ore itself
Based on broken, steel ball grind the operation principle supplemented by difficult abrasive grain, be it is unreasonable unscientific, this resulted in no matter semi-autogenous mill
Inside whether ball adding is needed, we are artificial to provide ball adding on time.So cause steel ball pack completeness in semi-autogenous mill higher, while band
What is come is the increase of half power consumption of the mill and the excessive wear of liner plate.
Invention content
Technical problem solved by the invention is to provide a kind of " range optimization " ball adding method, to solve above-mentioned background technology
In disadvantage and problem.
Specific implementation mode
1. semi-autogenous mill core controls key technology " range optimization ball adding method "
1) according to the difference of ore properties, each device parameter of Semi-Autogenous system and technological parameter are considered as a whole, determination is most suitable
Suitable ball adding node, reasonable distribution ball adding section, realizes on-demand ball adding, prevents excessive wear, reaches ultimate attainment ball consumption, realizes on demand
Ball consumes, to depth energy-saving excavation consumption reduction potential.
2) according to the processing soft or hard degree of ore, granule size, block powder ratio, humidity, degree of oxidation it is high it is low it is inherent because
Element and mill power, oil pressure, hard rock quantity of return mines, treating capacity, ore milling concentration, liner plate use, lining plate structure and material, steel ball
The external index such as performance, considers the variation tendency of these parameters, determine rational ball adding section, best ball adding node,
Ball adding amount, ball adding number etc., realize on-demand ball adding, prevent excessive wear, reach ultimate attainment abrasion.Ensureing ore grinding treating capacity and grain
Under the premise of degree and equipment safety operation, according to the soft or hard degree of processing ore, granule size, block powder ratio, humidity, oxidation journey
The high low internal factor of degree and mill power, oil pressure, hard rock quantity of return mines, treating capacity, ore milling concentration, liner plate use, liner plate knot
The external index such as structure and material, steel ball performance, considers the variation tendency of these parameters, determines rational ball adding section, most
Good ball adding node, ball adding amount, ball adding number etc., realize on-demand ball adding, prevent excessive wear, reach ultimate attainment abrasion.
2. the research of rock processing Overall Optimization Technology
Semi-Autogenous ore grinding grinds medium based on ore itself, supplemented by steel ball grinds, thus it is guaranteed that entering certain in ore grinding stone
Block powder ratio it is particularly significant, this is to determine rock processing entirety energy consumption, the key factor of steel consumption.Therefore, according to pending
The soft or hard degree of ore, determine the gyratory crusher gape size adaptable with ore properties quite it is important, need to be by a large amount of
Experiment, in conjunction with Semi-Autogenous system and crushing system technical-economic index, explore different ore types, ore hardness best row
Mine size establishes corresponding database, and provides basis for estimation and technical support for range optimization ball adding method.
3. the optimization of Semi-Autogenous ball adding key control technology
On the basis of range optimization ball adding method, realizes automatic ball feeding and manually adjust united best ball adding method, ensure
It realizes on-demand ball adding, while reducing ball adding number to a certain extent.Its method be with ball consumption needed for most easy ore grinding stone be according to
According to, determine that ball adding amount is definite value (most low ball pack completeness) per hour, it can automatic continuous ball adding.When ore hardness changes,
When ball adding necessary according to the raised tendency judgement of mill power, operator can be added by the corresponding steel ball that experimental exploration comes out
Amount, one or many ball addings enter in grinding machine, until reaching power, oil pressure and stopping ball adding when returning mine normal, at this time by adding manually
Ball is restored to automatic ball feeding in time again.
4. industrial production optimizing application
By the production practices in Large-scale Copper Mines and iron ore mine, old three sections of ball mills of the more former Semi-Autogenous use of the method
The method of " timing quantifies, determines pack completeness " compares, and Semi-Autogenous steel ball unit consumption reduces by 20% or more, and Semi-Autogenous power consumption reduces by 5%
More than.
The core concept of the Semi-Autogenous range optimization ball adding method of the present invention is simple, and ore comminution is efficient, easy to operate easy to learn,
Without any cost.And overall treating capacity and mog are not reduced using Semi-Autogenous range optimization ball adding method；It does not reduce
Semi-autogenous mill running rate；Reduce by 3% or more the unit power consumption of Semi-Autogenous operation；Reduce the ton mine steel ball unit consumption of Semi-Autogenous operation at
This 5% or more.If the achievement of this patent is promoted, before pushing Semi-Autogenous production practices and its core control technology great-leap-forward
Into comminution integrated control is adopted in mine and is combined into one with Semi-Autogenous Precise control, is that Semi-Autogenous field is led over both at home and abroad
A novel mineral inventive technique, have stronger adaptability and wide popularization and application space, to improve enterprise core
Competitiveness increases wound new growth engines, and plays important social safety service guarantee effect and have great importance.
Claims (1)
1. a kind of optimization of Semi-Autogenous ball feeding method, based on the soft or hard difference of ore, realizes Semi-Autogenous steel using the principle of autogenous grinding
The range optimization ball feeding method that ball unit consumption reduces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826087.1A CN108787050A (en) | 2017-09-14 | 2017-09-14 | Semi-Autogenous range optimization ball adding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826087.1A CN108787050A (en) | 2017-09-14 | 2017-09-14 | Semi-Autogenous range optimization ball adding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108787050A true CN108787050A (en) | 2018-11-13 |
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ID=64094553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201710826087.1A Pending CN108787050A (en) | 2017-09-14 | 2017-09-14 | Semi-Autogenous range optimization ball adding method |
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| CN (1) | CN108787050A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110633534A (en) * | 2019-10-17 | 2019-12-31 | 鞍钢集团矿业有限公司 | Modeling method and system for cone crusher ore discharge opening width optimization setting model |
| CN112973884A (en) * | 2021-04-16 | 2021-06-18 | 常熟市龙特耐磨球有限公司 | Ball adding method of ore mill |
| CN115055272A (en) * | 2022-04-29 | 2022-09-16 | 云南驰宏锌锗股份有限公司 | Method for determining optimal filling rate of medium-sized ball mill |
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| CN1546237A (en) * | 2003-12-06 | 2004-11-17 | �Ϻ���ͨ��ѧ | Ball grinder accurate ball loading method |
| CN101036902A (en) * | 2007-03-30 | 2007-09-19 | 昆明理工大学 | The method of accurate loading-and-filling ball of two sections of milling mine |
| CN101036901A (en) * | 2007-03-30 | 2007-09-19 | 昆明理工大学 | Accurate method for improving production and saving energy by combining ball lLoad and addition in mill and forward leading of energy consumption |
| CN104056697A (en) * | 2014-07-17 | 2014-09-24 | 山东工大中能科技有限公司 | Ball charging method of ball mill |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110633534A (en) * | 2019-10-17 | 2019-12-31 | 鞍钢集团矿业有限公司 | Modeling method and system for cone crusher ore discharge opening width optimization setting model |
| CN110633534B (en) * | 2019-10-17 | 2022-12-20 | 鞍钢集团矿业有限公司 | Modeling method and system for cone crusher ore discharge opening width optimization setting model |
| CN112973884A (en) * | 2021-04-16 | 2021-06-18 | 常熟市龙特耐磨球有限公司 | Ball adding method of ore mill |
| CN115055272A (en) * | 2022-04-29 | 2022-09-16 | 云南驰宏锌锗股份有限公司 | Method for determining optimal filling rate of medium-sized ball mill |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181113 |
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| RJ01 | Rejection of invention patent application after publication |