CN107670821A - A kind of autogenous tumbling mill hard rock crushes and control system and method - Google Patents
A kind of autogenous tumbling mill hard rock crushes and control system and method Download PDFInfo
- Publication number
- CN107670821A CN107670821A CN201711126307.6A CN201711126307A CN107670821A CN 107670821 A CN107670821 A CN 107670821A CN 201711126307 A CN201711126307 A CN 201711126307A CN 107670821 A CN107670821 A CN 107670821A
- Authority
- CN
- China
- Prior art keywords
- hard rock
- ribbon conveyer
- feed
- feed hopper
- mill
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011435 rock Substances 0.000 title claims abstract description 113
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 32
- 238000000227 grinding Methods 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 239000003245 coal Substances 0.000 abstract description 5
- 238000011144 upstream manufacturing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 238000003801 milling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
Abstract
A kind of autogenous tumbling mill hard rock of the present invention crushes and control system and method, including autogenous tumbling mill hard rock crushing system and control system, it is characterized in that described autogenous tumbling mill hard rock crushing system includes autogenous tumbling mill, vibratory sieve, ore deposit hard rock chute on sieve, ore deposit ribbon conveyer on sieve, hard rock crushes feed hopper feed ribbon conveyer, hard rock crushes feed hopper and level-sensing device, gyratory crusher is fed ribbon conveyer, gyratory crusher, gyratory crusher product ribbon conveyer, high-pressure roller mill, the feed hopper and pressure gauge of high-pressure roller mill, high-pressure roller mill crushed product ribbon conveyer, autogenous tumbling mill is fed ribbon conveyer.It is an advantage of the invention that：Control system is feeding coal chain control of the material position only with the autogenous tumbling mill of its upstream operations of feed hopper, gape size chain control of the high-pressure roller mill pressure only with the gyratory crusher of its upstream operations.This automatically control all is positive effective, realizes the stable operation of autogenous tumbling mill hard rock crushing system.
Description
Technical field
The invention belongs to ore grinding technical field, and in particular to a kind of autogenous tumbling mill hard rock crushes and control system and method.
Background technology
Autogenous tumbling mill is used as milling medium in itself using ore, and its operation principle is using the mutual impact between ore and ground
The mode powder ore of mill.Because its reduction ratio is big and consumes without milling medium and obtain widely should in ore grinding technical field
With.The ore of coarse crushing can directly be fed to autogenous tumbling mill using autogenous tumbling mill, the product of autogenous tumbling mill closed cycle can be directly entered ball
Grinding machine, so broken and in small, broken bits operation in being no longer needed for using autogenous tumbling mill, simplifies crushing circuit, save equipment and civil engineering is thrown
Money, and milling medium need not be added with autogenous tumbling mill, also reduce the operating cost of the operation.
Autogenous tumbling mill feeding granularity is generally 0mm~350mm, due to ore dressing plant autogenous tumbling mill feeding granularity proportioning it is not in place and
The reason for ore properties difference, the impulsive force in autogenous tumbling mill suffered by ore is inadequate, the ore of a part of high-leveled and difficult broken difficult mill of hardness
It cannot crush and directly be discharged as hard rock from autogenous tumbling mill mine-discharging terminal, in order to ensure the rate of recovery of ore dressing plant valuable mineral, this
Part hard rock just needs to feed autogenous tumbling mill again after disintegrating machine crushes again, is formed with autogenous tumbling mill closed circuit, here it is hard rock
Crushing system.The feed hopper of the disintegrating machine of broken hard rock needs to control material position, needs during general feed hopper high charge level to tune up broken
The gape of machine is to increase disintegrating machine disposal ability, so that material position is reduced to normal level；Needed during the low material position of general feed hopper
Reduce the gape of disintegrating machine to reduce disintegrating machine disposal ability, so that material position is increased to normal level；Here it is existing
Hard rock crush control system.But the method for this control feed hopper material position, it is bad to be proven effect, such as feed hopper height
The gape of disintegrating machine is tuned up during material position, after disintegrating machine disposal ability increase, hard rock is not crushed effectively, is directly returned
Autogenous tumbling mill is returned to, causes autogenous tumbling mill discharge hard rock amount increase, instead results in ore storage bin material position and go up not down；Subtract during the low material position of feed hopper
The gape of small disintegrating machine, after disintegrating machine disposal ability reduces, it is meticulous that hard rock crushes, and returns to autogenous tumbling mill, causes autogenous tumbling mill
Discharge hard rock amount die-offs, and instead results in ore storage bin material position and does not rise anti-drop.
The presence of above mentioned problem have impact on the stable operation from grinding system.Therefore, a kind of stable, work is designed and developed out
The autogenous tumbling mill hard rock that industry rate is high, automatically controls crushes and control system and method, to ensure whole autogenous grinding system stable operation
It is necessary.
The content of the invention
It is an object of the invention to provide it is a kind of it is stable, operating rate is high, the autogenous tumbling mill hard rock that automatically controls is broken and control
System and method processed.
The purpose of the present invention is realized by following technical proposals：
A kind of autogenous tumbling mill hard rock of the present invention crushes and control system, including autogenous tumbling mill hard rock crushing system and control system, its
It is characterised by that described autogenous tumbling mill hard rock crushing system includes autogenous tumbling mill, vibratory sieve, ore deposit hard rock chute on sieve, mine belt formula is defeated on sieve
Machine is sent, hard rock crushes feed hopper feed ribbon conveyer, hard rock crushes feed hopper, gyratory crusher feed ribbon conveyer, circle
Conic crusher, gyratory crusher product ribbon conveyer, high-pressure roller mill, the feed hopper of high-pressure roller mill, high-pressure roller mill are broken
Broken product ribbon conveyer, autogenous tumbling mill feed ribbon conveyer and the broken feed chute of autogenous tumbling mill hard rock；
The tail wheel of ore deposit ribbon conveyer is located at the lower section of ore deposit hard rock chute on the sieve of described vibratory sieve on described sieve, and vertically
Installed in the direction of vibratory sieve, it is defeated to be located at the broken feed hopper feed belt of described hard rock for the driving wheel of ore deposit ribbon conveyer on sieve
The upper stage of tail wheel is sent, the driving wheel that hard rock crushes feed hopper feed ribbon conveyer is located at the broken feed of described hard rock
The upper brace in storehouse, described gyratory crusher feed ribbon conveyer are located at the lower section that described hard rock crushes feed hopper, circle
The driving wheel of conic crusher feed ribbon conveyer is located at the top of described gyratory crusher, described gyratory crusher product
The tail wheel of ribbon conveyer is located at the lower section of gyratory crusher, and the driving wheel of gyratory crusher product ribbon conveyer is located at high pressure
The top of the feed hopper of roller mill, the tail wheel of high-pressure roller mill product ribbon conveyer are located at the lower section of high-pressure roller mill, high pressure
The driving wheel of roller mill product ribbon conveyer is located at the top of the tail wheel of autogenous tumbling mill feed ribbon conveyer, autogenous grinding feed belt
The driving wheel of conveyer is arranged on the top of the broken feed chute of hard rock of autogenous tumbling mill；
Described control system include be arranged on hard rock crush feed hopper at the top of level-sensing device, be located at high-pressure roller mill feed hopper circle
Discharge gate, the variable-frequency motor and automaton of autogenous tumbling mill feed ribbon conveyer of pressure gauge, gyratory crusher on beam,
The hard rock of described level-sensing device detection crushes the frequency of the variable-frequency motor of feed hopper level signals and autogenous tumbling mill feed ribbon conveyer
Rate signal and automaton are chain；The pressure signal of the high-pressure roller mill of described pressure gauge detection and gyratory crusher
Discharge gate size Regulate signal and automaton are chain.
A kind of autogenous tumbling mill hard rock of the present invention crushes and control method, it is characterised in that comprises the following steps：
1）The ore discharge of autogenous tumbling mill feeds vibratory sieve, and vibratory sieve undersize feeds ore dressing plant subsequent job, vibratory sieve oversize
The upper ore deposit ribbon conveyer of sieve is given to by hard rock chute,
2）Feed hopper feed ribbon conveyer is crushed by hard rock again and is transported to the broken feed hopper of hard rock, hard rock crushes feed hopper
Feed feeds gyratory crusher 1 by gyratory crusher feed ribbon conveyer and crushed；
When the material position value that hard rock crushes feed hopper is less than setting value, automaton provides signal, autogenous tumbling mill feed belt
The variable-frequency motor of conveyer increases frequency, the increase of autogenous tumbling mill treating capacity, hard rock amount increase, until the material position that hard rock crushes feed hopper is in
Normal value is set, the variable-frequency motor of autogenous tumbling mill feed ribbon conveyer stops regulation；The material position value that feed hopper is crushed when hard rock is high
When setting value, automaton provides signal, and the motor of autogenous tumbling mill feed ribbon conveyer subtracts frequency, autogenous tumbling mill treating capacity drop
Low, hard rock amount reduces, until the material position that hard rock crushes feed hopper is in setting normal value, autogenous tumbling mill is fed the electricity of ribbon conveyer
Machine stops regulation；
3）Material is directly fed high pressure roller mill by the crushed product of gyratory crusher by gyratory crusher product ribbon conveyer
The feed hopper of machine, further crushed through high-pressure roller mill, the product of high-pressure roller mill passes through high-pressure roller mill crushed product belt
Conveyer and autogenous grinding feed ribbon conveyer transhipment return to autogenous tumbling mill and regrinded, and form closed circuit.
When the pressure value of the feed hopper pressure gauge of high-pressure roller mill is less than setting value, automaton provides signal,
The discharge gate of gyratory crusher tunes up automatically, until the pressure value of feed hopper pressure gauge is in setting normal value, gyratory crusher
Discharge gate stop regulation；When the pressure value of the feed hopper pressure gauge of high-pressure roller mill is higher than setting value, automaton
Signal is provided, the discharge gate of gyratory crusher is turned down automatically, until the pressure value of feed hopper pressure gauge is in setting normal value, circle
The discharge gate of conic crusher stops regulation.
The gape width of described high-pressure roller mill is less than or equal to 12mm.
It is an advantage of the invention that：
1）The autogenous tumbling mill hard rock crushing system of the present invention is crushed by two sections and formed, using high-pressure roller mill as two sections of hard rock disintegrating machines
Introduce autogenous tumbling mill hard rock crushing circuit；The feeding coal of two sections of high pressure roller mill crusher machines is controlled with one section of cone crusher, so as to control
The feeding pressure of high-pressure roller mill, so as to control high-pressure roller mill treatment effect；With the row of the high-pressure roller mill of two-stage crushing
Mine mouth controls the product maximum particle size of high-pressure roller mill, so as to control the broken effect of whole hard rock, and high-pressure roller mill
Crushed product size is thinner than gyratory crusher, and the mode of this much broken and lessmill reduce further the overall energy from grinding system
Consumption；
2）The autogenous tumbling mill hard rock of the present invention crushes control system, and hard rock crushes autogenous grinding of the material position of feed hopper only with its upstream operations
The feeding coal chain control of machine, gape size chain control of the high-pressure roller mill pressure only with the gyratory crusher of its upstream operations
System.This control is all that forward direction is effective, that is, the feeding coal increase of autogenous tumbling mill causes hard rock to crush the rising of feed hopper material position,
The feeding coal of autogenous tumbling mill, which reduces, causes hard rock to crush the reduction of feed hopper material position；This mode avoid traditional hard rock crush to
The ore discharge of gyratory crusher is tuned up when bin-level and the chain boomerang effect, i.e. high charge level of spindle breaker discharge port size
Mouthful, after gyratory crusher disposal ability increase, hard rock is not crushed effectively, is returned directly to autogenous tumbling mill, is caused certainly
Grinding machine discharge hard rock amount increase, instead results in ore storage bin material position and goes up not down；Reduce the gape of gyratory crusher during low material position, break
After broken machine disposal ability reduces, it is meticulous that hard rock crushes, and returns to autogenous tumbling mill, causes autogenous tumbling mill discharge hard rock amount to die-off, on the contrary
Ore storage bin material position is caused not rise anti-drop.
Brief description of the drawings
Fig. 1 is the equipment image contact schematic diagram of the present invention.
Embodiment
The embodiment of the present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in figure 1, the autogenous tumbling mill hard rock of the present invention crushes and control system, including autogenous tumbling mill hard rock crushing system and control
System processed, it is characterised in that described autogenous tumbling mill hard rock crushing system includes ore deposit hard rock chute on autogenous tumbling mill 13, vibratory sieve 8, sieve
9th, ore deposit ribbon conveyer 3 on sieve, hard rock crushes feed hopper feed ribbon conveyer 4, hard rock crushes feed hopper 5, gyratory crusher
It is fed ribbon conveyer 6, gyratory crusher 1, gyratory crusher product ribbon conveyer 7, high-pressure roller mill 2, high-pressure roller mill 2
Feed hopper 11, high-pressure roller mill crushed product ribbon conveyer 10, autogenous tumbling mill feed ribbon conveyer 12 and autogenous tumbling mill hard rock
Broken feed chute 17；
The tail wheel of ore deposit ribbon conveyer 3 is located at the lower section of ore deposit hard rock chute 9 on the sieve of described vibratory sieve 8 on described sieve, and
Installed perpendicular to the direction of vibratory sieve 8, the driving wheel of ore deposit ribbon conveyer 3 is located at the broken feed hopper feed of described hard rock on sieve
The upper stage of the tail wheel of ribbon conveyer 4, the driving wheel that hard rock crushes feed hopper feed ribbon conveyer 4 are located at described hard rock
The broken upper brace of feed hopper 5, described gyratory crusher feed ribbon conveyer 6 are located at described hard rock and crush feed hopper 5
Lower section, the driving wheel of gyratory crusher feed ribbon conveyer 6 are located at the top of described gyratory crusher 1, described circular cone
The tail wheel of disintegrating machine product ribbon conveyer 7 is located at the lower section of gyratory crusher 1, gyratory crusher product ribbon conveyer 7
Driving wheel is located at the top of the feed hopper 11 of high-pressure roller mill 2, and the tail wheel of high-pressure roller mill product ribbon conveyer 10 is positioned at height
The lower section of pressure roller grinding machine 2, the driving wheel of high-pressure roller mill product ribbon conveyer 10 are located at autogenous tumbling mill feed ribbon conveyer 12
Tail wheel top, the driving wheel of autogenous grinding feed ribbon conveyer 12 is arranged on the broken feed chute 17 of hard rock of autogenous tumbling mill 13
Top；The gape width of described high-pressure roller mill is less than or equal to 12mm.
Control system of the present invention includes being arranged on the level-sensing device 14 at the broken top of feed hopper 5 of hard rock, is located at high pressure
Discharge gate, the autogenous tumbling mill feed ribbon conveyer of pressure gauge 16, gyratory crusher 1 on the collar tie beam 15 of feed hopper 11 of roller mill 2
12 variable-frequency motor and automaton, the hard rock of described level-sensing device 14 detection crush the level signals of feed hopper 5 and autogenous grinding
The frequency signal and automaton of the variable-frequency motor of machine feed ribbon conveyer 12 are chain；What described pressure gauge 16 detected
The pressure signal of high-pressure roller mill 2 and the discharge gate size Regulate signal of gyratory crusher 1 and automaton are chain.
A kind of autogenous tumbling mill hard rock of the present invention crushes and control method, it is characterised in that comprises the following steps：
1）The ore discharge of autogenous tumbling mill 13 feeds vibratory sieve 8, and the undersize of vibratory sieve 8 feeds ore dressing plant subsequent job, on the sieve of vibratory sieve 8
Product is given to the upper ore deposit ribbon conveyer 3 of sieve by sieving upper ore deposit hard rock chute 9,
2）Feed hopper feed ribbon conveyer 4 is crushed by hard rock again and is transported to the broken feed hopper 5 of hard rock, hard rock crushes feed hopper
5 feed feeds gyratory crusher 1 by circle disintegrating machine feed ribbon conveyer 6 and crushed；
When the material position value that hard rock crushes feed hopper 5 is less than setting value, automaton provides signal, autogenous tumbling mill feed belt
The variable-frequency motor of conveyer 12 increases frequency, the increase of the treating capacity of autogenous tumbling mill 13, hard rock amount increase, until hard rock crushes the material of feed hopper 5
Position stops regulation in setting normal value, autogenous tumbling mill feed ribbon conveyer 12 variable-frequency motor；When hard rock crushes the material of feed hopper 5
When place value is higher than setting value, automaton provide signal, the motor of autogenous tumbling mill feed ribbon conveyer 12 subtracts frequency, autogenous tumbling mill
13 treating capacities reduce, and hard rock amount reduces, until the material position that hard rock crushes feed hopper 5 is in setting normal value, autogenous tumbling mill delivering belt
The motor of formula conveyer 12 stops regulation；
3）Material is directly fed high pressure roller by the crushed product of gyratory crusher 1 by gyratory crusher product ribbon conveyer 7
The feed hopper 11 of grinding machine 2, further crushing through high-pressure roller mill 2, the product of high-pressure roller mill 2 pass through high pressure roller mill crusher machine
Product ribbon conveyer 10 and the autogenous grinding feed transhipment of ribbon conveyer 12 return to autogenous tumbling mill 13 and regrinded, and form closed circuit.
When the pressure value of the pressure gauge 16 of feed hopper 11 of high-pressure roller mill 2 is less than setting value, automaton provides
Signal, the discharge gate of gyratory crusher 1 tune up automatically, until the pressure value of the pressure gauge 16 of feed hopper 11 is in setting normal value,
The discharge gate of gyratory crusher 1 stops regulation；When the pressure value of the pressure gauge 16 of feed hopper 11 of high-pressure roller mill 2 is higher than setting value
When, automaton provides signal, and the discharge gate of gyratory crusher 1 is turned down automatically, until the pressure of the pressure gauge 16 of feed hopper 11
Force value is in setting normal value, and the discharge gate of gyratory crusher 1 stops regulation.
Claims (3)
1. a kind of autogenous tumbling mill hard rock crushes and control system, including autogenous tumbling mill hard rock crushing system and control system, its feature exist
In described autogenous tumbling mill hard rock crushing system include autogenous tumbling mill, vibratory sieve, ore deposit hard rock chute on sieve, ore deposit ribbon conveyer on sieve,
Hard rock crushes feed hopper feed ribbon conveyer, hard rock crushes feed hopper, gyratory crusher feed ribbon conveyer, cone crusher
Machine, gyratory crusher product ribbon conveyer, high-pressure roller mill, the feed hopper of high-pressure roller mill, high-pressure roller mill crushed product
Ribbon conveyer, autogenous tumbling mill feed ribbon conveyer and the broken feed chute of autogenous tumbling mill hard rock；
The tail wheel of ore deposit ribbon conveyer is located at the lower section of ore deposit hard rock chute on the sieve of described vibratory sieve on described sieve, and vertically
Installed in the direction of vibratory sieve, it is defeated to be located at the broken feed hopper feed belt of described hard rock for the driving wheel of ore deposit ribbon conveyer on sieve
The upper stage of tail wheel is sent, the driving wheel that hard rock crushes feed hopper feed ribbon conveyer is located at the broken feed of described hard rock
Storehouse upper brace, described gyratory crusher feed ribbon conveyer are located at described hard rock and crushed below feed hopper, and circular cone is broken
The driving wheel of broken machine feed ribbon conveyer is located at the top of described gyratory crusher, described gyratory crusher product belt
The tail wheel of conveyer is located at the lower section of gyratory crusher, and the driving wheel of gyratory crusher product ribbon conveyer is located at high pressure roller mill
The top of the feed hopper of machine, the tail wheel of high-pressure roller mill product ribbon conveyer are located at the lower section of high-pressure roller mill, high pressure roller mill
The driving wheel of machine product ribbon conveyer is located at the top of the tail wheel of autogenous tumbling mill feed ribbon conveyer, autogenous grinding feed belt conveying
The driving wheel of machine is arranged on the top of the broken feed chute of hard rock of autogenous tumbling mill；
Described control system include be arranged on hard rock crush feed hopper at the top of level-sensing device, be located at high pressure roller mill feed hopper collar tie beam
On pressure gauge, gyratory crusher discharge gate, autogenous tumbling mill feed ribbon conveyer variable-frequency motor and automaton, institute
The hard rock for the level-sensing device detection stated crushes the frequency of the variable-frequency motor of feed hopper level signals and autogenous tumbling mill feed ribbon conveyer
Signal is chain with automaton；The pressure signal of high-pressure roller mill of described pressure gauge detection and the row of gyratory crusher
Material mouth size Regulate signal and automaton are chain.
2. a kind of autogenous tumbling mill hard rock crushes and control method, it is characterised in that comprises the following steps：
1）The ore discharge of autogenous tumbling mill feeds vibratory sieve, and vibratory sieve undersize feeds ore dressing plant subsequent job, vibratory sieve oversize
The upper ore deposit ribbon conveyer of sieve is given to by hard rock chute,
2）Feed hopper feed ribbon conveyer is crushed by hard rock again and is transported to the broken feed hopper of hard rock, hard rock crushes feed hopper
Feed feeds gyratory crusher by circle disintegrating machine feed ribbon conveyer and crushed；
When the material position value that hard rock crushes feed hopper is less than setting value, automaton provides signal, autogenous tumbling mill feed belt
The variable-frequency motor of conveyer increases frequency, the increase of autogenous tumbling mill treating capacity, hard rock amount increase, until the material position that hard rock crushes feed hopper is in
Normal value is set, the variable-frequency motor of autogenous tumbling mill feed ribbon conveyer stops regulation；The material position value that feed hopper is crushed when hard rock is high
When setting value, automaton provide signal, the motor of autogenous tumbling mill feed ribbon conveyer subtracts frequency, autogenous tumbling mill treating capacity drop
Low, hard rock amount reduces, until the material position that hard rock crushes feed hopper is in setting normal value, autogenous tumbling mill is fed the electricity of ribbon conveyer
Machine stops regulation；
3）Material is directly fed high pressure roller mill by the crushed product of gyratory crusher by gyratory crusher product ribbon conveyer
The feed hopper of machine, further crushed through high-pressure roller mill, the product of high-pressure roller mill passes through high-pressure roller mill crushed product belt
Conveyer and autogenous grinding feed ribbon conveyer transhipment return to autogenous tumbling mill and regrinded, and composition is closed circuit, when the feed hopper pressure of high-pressure roller mill
When the pressure value of power meter is less than setting value, automaton provides signal, and the discharge gate of gyratory crusher tunes up automatically, until
The pressure value of feed hopper pressure gauge is in setting normal value, and the discharge gate of gyratory crusher stops regulation；When high-pressure roller mill
When the pressure value of feed hopper pressure gauge is higher than setting value, automaton provides signal, and the discharge gate of gyratory crusher is automatic
Turn down, until the pressure value of feed hopper pressure gauge is in setting normal value, the discharge gate of gyratory crusher stops regulation.
3. a kind of autogenous tumbling mill hard rock according to claim 2 crushes and control method, it is characterised in that described high pressure roller
The gape width of grinding machine is less than or equal to 12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711126307.6A CN107670821A (en) | 2017-11-15 | 2017-11-15 | A kind of autogenous tumbling mill hard rock crushes and control system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711126307.6A CN107670821A (en) | 2017-11-15 | 2017-11-15 | A kind of autogenous tumbling mill hard rock crushes and control system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107670821A true CN107670821A (en) | 2018-02-09 |
Family
ID=61148913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711126307.6A Pending CN107670821A (en) | 2017-11-15 | 2017-11-15 | A kind of autogenous tumbling mill hard rock crushes and control system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107670821A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665578A (en) * | 2019-10-14 | 2020-01-10 | 江苏海科环境科技工程有限公司 | High-efficient crushing equipment |
| CN110813512A (en) * | 2019-11-15 | 2020-02-21 | 马钢集团设计研究院有限责任公司 | Refractory stone bypass high-pressure roller grinding process of autogenous mill |
| CN113058731A (en) * | 2021-03-26 | 2021-07-02 | 中冶北方（大连）工程技术有限公司 | Coarse crushing integrated control system and method |
| CN115501961A (en) * | 2022-07-31 | 2022-12-23 | 秦国防 | Full autogenous grinding system and method capable of achieving yield quickly |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0080988A2 (en) * | 1981-11-27 | 1983-06-08 | Boliden Aktiebolag | An autogenous grinding method |
| JP2006516007A (en) * | 2002-06-07 | 2006-06-15 | クウォン ジョ，ヨン | Crusher |
| CN2868422Y (en) * | 2006-02-16 | 2007-02-14 | 中国恩菲工程技术有限公司 | Energy-saving disintegrating device |
| CN103068489A (en) * | 2010-09-02 | 2013-04-24 | 西门子公司 | Method for controlling a mill system having at least one mill, in particular an ore mill or cement mill |
| 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 |
| CN104624346A (en) * | 2015-03-13 | 2015-05-20 | 中冶北方（大连）工程技术有限公司 | High-pressure roller grinding closed-circuit wet screening system |
| CN105170300A (en) * | 2015-10-21 | 2015-12-23 | 中冶北方（大连）工程技术有限公司 | Control system and method for semi-autogenous mill closed circuit grinding |
| CN106583019A (en) * | 2016-11-14 | 2017-04-26 | 曾凤林 | Automatic control system for load and throat of ore dressing crusher |
| CN207563058U (en) * | 2017-11-15 | 2018-07-03 | 中冶北方（大连）工程技术有限公司 | A kind of autogenous tumbling mill hard rock crushes and control system |
-
2017
- 2017-11-15 CN CN201711126307.6A patent/CN107670821A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0080988A2 (en) * | 1981-11-27 | 1983-06-08 | Boliden Aktiebolag | An autogenous grinding method |
| JP2006516007A (en) * | 2002-06-07 | 2006-06-15 | クウォン ジョ，ヨン | Crusher |
| CN2868422Y (en) * | 2006-02-16 | 2007-02-14 | 中国恩菲工程技术有限公司 | Energy-saving disintegrating device |
| CN103068489A (en) * | 2010-09-02 | 2013-04-24 | 西门子公司 | Method for controlling a mill system having at least one mill, in particular an ore mill or cement mill |
| 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 |
| CN104624346A (en) * | 2015-03-13 | 2015-05-20 | 中冶北方（大连）工程技术有限公司 | High-pressure roller grinding closed-circuit wet screening system |
| CN105170300A (en) * | 2015-10-21 | 2015-12-23 | 中冶北方（大连）工程技术有限公司 | Control system and method for semi-autogenous mill closed circuit grinding |
| CN106583019A (en) * | 2016-11-14 | 2017-04-26 | 曾凤林 | Automatic control system for load and throat of ore dressing crusher |
| CN207563058U (en) * | 2017-11-15 | 2018-07-03 | 中冶北方（大连）工程技术有限公司 | A kind of autogenous tumbling mill hard rock crushes and control system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665578A (en) * | 2019-10-14 | 2020-01-10 | 江苏海科环境科技工程有限公司 | High-efficient crushing equipment |
| CN110813512A (en) * | 2019-11-15 | 2020-02-21 | 马钢集团设计研究院有限责任公司 | Refractory stone bypass high-pressure roller grinding process of autogenous mill |
| CN113058731A (en) * | 2021-03-26 | 2021-07-02 | 中冶北方（大连）工程技术有限公司 | Coarse crushing integrated control system and method |
| CN115501961A (en) * | 2022-07-31 | 2022-12-23 | 秦国防 | Full autogenous grinding system and method capable of achieving yield quickly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107670821A (en) | A kind of autogenous tumbling mill hard rock crushes and control system and method | |
| CN102240588B (en) | Dry-grinding and dry-separation method of magnetite | |
| CN104549692B (en) | A kind of ore-dressing technique containing high-grade Pyritum copper-sulphide ores | |
| CN207563058U (en) | A kind of autogenous tumbling mill hard rock crushes and control system | |
| KR101461401B1 (en) | Apparatus for crushed auto supply of speed cone-crusher for the Production of cyclic Aggregate of waste concrete | |
| CN105983475A (en) | High-pressure roller mill crushing system for magnetite and mineral dressing method of high-pressure roller mill crushing system | |
| CN102059172A (en) | Ore milling method for vanadium-titanium magnetite ore | |
| CN111570053A (en) | Grinding process technological method and grinding process technological equipment | |
| CN108787134A (en) | A kind of production system and its production method for ore reduction and screening | |
| CN102230070B (en) | Novel three-stage pre-dressing and crushing process for low-grade magnetite | |
| CN103464240A (en) | Anti-segregation ore-blending system of high-pressure roller mill | |
| CN102872944B (en) | Closed loop balance wheel pulse sand making machine and sand making method | |
| CN107262254A (en) | A kind of rock phosphate in powder closed cycle breaking method | |
| CN103721839A (en) | High pressure roller mill product wet type pre-selection system | |
| CN204469866U (en) | Production line pulverized by molybdenum ore | |
| CN202876893U (en) | Closed-loop balance wheel pulse sand making machine | |
| CN108704746A (en) | A kind of low energy consumption comminution method | |
| CN109158202B (en) | Crushing-screening-washing process for high-mud high-water surface mixed hematite | |
| CN203540694U (en) | High-pressure roller-grinded product wet-type preselecting system | |
| US8535485B2 (en) | Apparatus and process for wet crushing oil sand | |
| CN210994673U (en) | Hard rock crushing system | |
| CN103721823B (en) | Hard rock bypass crushing system of autogenous mill | |
| CN213914258U (en) | Cement production raw meal grinds feed arrangement immediately | |
| JP5446936B2 (en) | Cement manufacturing apparatus and cement manufacturing method | |
| CN203540674U (en) | Hard stone bypass crushing system for autogenous mill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180209 |
|
| RJ01 | Rejection of invention patent application after publication |