CN207563058U - A kind of autogenous tumbling mill hard rock crushes and control system - Google Patents
A kind of autogenous tumbling mill hard rock crushes and control system Download PDFInfo
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- CN207563058U CN207563058U CN201721518335.8U CN201721518335U CN207563058U CN 207563058 U CN207563058 U CN 207563058U CN 201721518335 U CN201721518335 U CN 201721518335U CN 207563058 U CN207563058 U CN 207563058U
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- hard rock
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Abstract
A kind of autogenous tumbling mill hard rock of the utility model crushes and control system, including autogenous tumbling mill hard rock crushing system and control system, it is characterized in that the autogenous tumbling mill hard rock crushing system includes autogenous tumbling mill, vibrating screen, 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.The utility model has the advantages that：Control system for feed hopper material position only with the feeding coal chain control of the autogenous tumbling mill of its upstream operations, high-pressure roller mill pressure only with the gape size chain control of 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 utility model belongs to ore grinding technical field, and in particular to a kind of autogenous tumbling mill hard rock crushes and control system.
Background technology
For autogenous tumbling mill using ore in itself as milling medium, operation principle is to utilize impacting and grinding mutually between ore
The mode powder ore of mill.Since 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 fine crushing operation in being no longer needed for using autogenous tumbling mill, simplifies crushing circuit, saves equipment and civil engineering is thrown
Money, and addition milling medium is not needed to 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 of ore properties difference, the impact 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 crusher crushes again, is formed with autogenous tumbling mill closed circuit, here it is hard rocks
Crushing system.The feed hopper of the crusher of broken hard rock needs to control material position, and when general feed hopper high charge level needs to tune up broken
The gape of machine is to increase crusher processing capacity, so as to which material position be made to be reduced to normal level；It is needed during the low material position of general feed hopper
Reduce the gape of crusher to reduce crusher processing capacity, so as to which material position be made to be 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 crusher is tuned up during material position, after crusher processing capacity increase, hard rock is not crushed effectively, is directly returned
Autogenous tumbling mill is returned to, leads to 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 crusher, after crusher processing capacity reduces, it is meticulous that hard rock crushes, and back to autogenous tumbling mill, leads to 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 the above problem affects 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 entire autogenous grinding system stable operation
It is necessary.
Invention content
The purpose of this utility model be to provide it is a kind of it is stable, operating rate is high, the autogenous tumbling mill hard rock that automatically controls crushes
And control system.
The purpose of this utility model is realized by following technical proposals：
A kind of autogenous tumbling mill hard rock of the utility model crushes and control system, including autogenous tumbling mill hard rock crushing system and control
System, it is characterised in that the autogenous tumbling mill hard rock crushing system includes autogenous tumbling mill, vibrating screen, ore deposit hard rock chute on sieve, on sieve
Ore deposit ribbon conveyer, hard rock crushes feed hopper feed ribbon conveyer, hard rock crushes feed hopper, gyratory crusher feed belt is defeated
Send machine, gyratory crusher, gyratory crusher product ribbon conveyer, high-pressure roller mill, the feed hopper of high-pressure roller mill, high pressure roller
Grinding machine crushed product ribbon conveyer, autogenous tumbling mill feed ribbon conveyer and autogenous tumbling mill hard rock crush feed chute；
The tail wheel of ore deposit ribbon conveyer is located at the lower section of ore deposit hard rock chute on the sieve of the vibrating screen on the sieve, and
It is installed perpendicular to the direction of vibrating screen, the driving wheel of ore deposit ribbon conveyer is located at the hard rock and crushes feed hopper delivering belt on sieve
Formula conveys the upper stage of tail wheel, and the driving wheel that hard rock crushes feed hopper feed ribbon conveyer is located at the hard rock and crushes
The upper brace of feed hopper, gyratory crusher feed ribbon conveyer are located at the hard rock and crush under feed hopper
Side, the driving wheel of gyratory crusher feed ribbon conveyer are located at the top of the gyratory crusher, the cone crusher
The tail wheel of machine product ribbon conveyer is located at the lower section of gyratory crusher, the driving wheel position of gyratory crusher product ribbon conveyer
In the top of the feed hopper of high-pressure roller mill, the tail wheel of high-pressure roller mill product ribbon conveyer is located under high-pressure roller mill
Side, the driving wheel of high-pressure roller mill product ribbon conveyer are located at the top of the tail wheel of autogenous tumbling mill feed ribbon conveyer, autogenous grinding
The hard rock that the driving wheel of feed ribbon conveyer is arranged on autogenous tumbling mill crushes the top for being fed chute；
The control system, which includes being arranged on hard rock, to be crushed level-sensing device at the top of feed hopper, is located at high-pressure roller mill feed
Discharge gate, the autogenous tumbling mill of pressure gauge, gyratory crusher on bucket collar tie beam are fed the variable-frequency motor of ribbon conveyer and automatically control
Device, the hard rock of level-sensing device detection crush the variable-frequency motor of feed hopper level signals and autogenous tumbling mill feed ribbon conveyer
Frequency signal and automaton it is chain；The pressure signal and cone crusher of the high-pressure roller mill of the pressure gauge detection
The discharge gate size Regulate signal and automaton of machine are chain.
The gape width of the gyratory crusher is less than or equal to 12mm.
The utility model has the advantages that：
1）The autogenous tumbling mill hard rock crushing system of the utility model is crushed by two sections and formed, stupid using high-pressure roller mill as two sections
Stone crusher introduces 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 high pressure roller of two-stage crushing
The product maximum particle size of the gape control high-pressure roller mill of grinding machine, so as to control the effect that entire hard rock crushes, and high pressure
The crushed product size of roller mill is thinner than gyratory crusher, and the mode of this much broken and lessmill further reduced from grinding system
Whole energy consumption；
2）The autogenous tumbling mill hard rock of the utility model crushes control system, and the material position that hard rock crushes feed hopper is only made with its upstream
The feeding coal chain control of the autogenous tumbling mill of industry, high-pressure roller mill pressure are only big with the gape of the gyratory crusher of its upstream operations
Small chain control.This control is all that forward direction is effective, that is, the feeding coal increase of autogenous tumbling mill causes hard rock to crush feed hopper
Material position rises, and the feeding coal reduction of autogenous tumbling mill causes hard rock to crush the reduction of feed hopper material position；This mode avoids traditional
Hard rock tunes up cone crusher when crushing feed hopper material position and the chain boomerang effect, i.e. high charge level of spindle breaker discharge port size
The gape of machine, after gyratory crusher processing capacity increase, hard rock is not crushed effectively, is returned directly to autogenous grinding
Machine leads to autogenous tumbling mill discharge hard rock amount increase, instead results in ore storage bin material position and go up not down；Reduce gyratory crusher during low material position
Gape, after crusher processing capacity reduces, it is meticulous that hard rock crushes, and back to autogenous tumbling mill, autogenous tumbling mill is caused to discharge hard rock amount
It die-offs, instead results in ore storage bin material position and do not rise anti-drop.
Description of the drawings
Fig. 1 is that the equipment image of the utility model contacts schematic diagram.
Specific embodiment
Specific embodiment of the present utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, the autogenous tumbling mill hard rock of the utility model crushes and control system, including autogenous tumbling mill hard rock crushing system
And control system, it is characterised in that the autogenous tumbling mill hard rock crushing system includes ore deposit hard rock on autogenous tumbling mill 13, vibrating screen 8, sieve
Ore deposit ribbon conveyer 3 on chute 9, sieve, hard rock crush feed hopper feed ribbon conveyer 4, hard rock crushes feed hopper 5, circular cone is broken
Broken machine feed ribbon conveyer 6, gyratory crusher 1, gyratory crusher product ribbon conveyer 7, high-pressure roller mill 2, high pressure roller
Feed hopper 11, high-pressure roller mill crushed product ribbon conveyer 10, autogenous tumbling mill feed ribbon conveyer 12 and and the autogenous grinding of grinding machine 2
Machine hard rock crushes feed chute 17；
The tail wheel of ore deposit ribbon conveyer 3 is located on the sieve of the vibrating screen 8 under ore deposit hard rock chute 9 on the sieve
Side, and being installed perpendicular to the direction of vibrating screen 8, the driving wheel of ore deposit ribbon conveyer 3 is located at the hard rock and crushes feed on sieve
Storehouse is fed the upper stage of 4 tail wheel of ribbon conveyer, and hard rock crushes the driving wheel of feed hopper feed ribbon conveyer 4 positioned at described
Hard rock crush 5 upper brace of feed hopper, gyratory crusher feed ribbon conveyer 6 be located at the hard rock crush to
5 lower section of feed bin, the driving wheel of gyratory crusher feed ribbon conveyer 6 is located at the top of the gyratory crusher 1, described
The tail wheel of gyratory crusher 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 located at
The lower section of high-pressure roller mill 2, the driving wheel of high-pressure roller mill product ribbon conveyer 10 are located at autogenous tumbling mill feed ribbon conveyer
The top of 12 tail wheel, autogenous grinding feed ribbon conveyer 12 driving wheel be arranged on autogenous tumbling mill 13 hard rock crush feed chute 17
Top；
Control system described in the utility model crushes the level-sensing device 14 at 5 top of feed hopper including being arranged on hard rock, is located at
The discharge gate of pressure gauge 16, gyratory crusher 1 on 11 collar tie beam 15 of feed hopper of high-pressure roller mill 2, autogenous tumbling mill feed belt are defeated
Send the variable-frequency motor and automaton of machine 12, the hard rock of the level-sensing device 14 detection crush 5 level signals of feed hopper and
The frequency signal and automaton of the variable-frequency motor of autogenous tumbling mill feed ribbon conveyer 12 are chain；The pressure gauge 16 is examined
The pressure signal of the high-pressure roller mill 2 of survey 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 utility model crushes and control method, includes the following steps：
1）The ore discharge of autogenous tumbling mill 13 feeds vibrating screen 8, and 8 undersize of vibrating screen feeds ore dressing plant subsequent job, vibrating screen 8
Oversize is given to the upper ore deposit ribbon conveyer 3 of sieve by the upper ore deposit hard rock chute 9 of sieve,
2）Feed hopper is crushed by hard rock be again fed ribbon conveyer 4 and be transported to hard rock and crush feed hopper 5, hard rock crush to
The feed of feed bin 5 feeds gyratory crusher 1 by circle crusher feed ribbon conveyer 6 and is 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
The variable-frequency motor of ribbon conveyer 12 increases frequency, the increase of 13 treating capacity of autogenous tumbling mill, hard rock amount increase, until hard rock crushes feed hopper 5
Material position be in setting normal value, autogenous tumbling mill feed ribbon conveyer 12 variable-frequency motor stops adjusting；When hard rock crushes feed hopper 5
Material position value when being higher than setting value, automaton provide signal, the motor of autogenous tumbling mill feed ribbon conveyer 12 subtracts frequency, from
13 treating capacity of grinding machine reduces, and hard rock amount reduces, until the material position that hard rock crushes feed hopper 5 is in setting normal value, autogenous tumbling mill is given
The motor of material belt type conveyer 12 stops adjusting；
3）Material is directly fed height by the crushed product of gyratory crusher 1 by gyratory crusher product ribbon conveyer 7
The feed hopper 11 of pressure roller grinding machine 2, further crushing through high-pressure roller mill 2, the product of high-pressure roller mill 2 passes through high-pressure roller mill
Crushed product ribbon conveyer 10 and the autogenous grinding feed transhipment of ribbon conveyer 12 return to autogenous tumbling mill 13 and regrind, and form closed circuit, high pressure
The width of the gape of roller mill is less than or equal to 12mm.
When the pressure value of 11 pressure gauge 16 of feed hopper 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 11 pressure gauge 16 of feed hopper is in setting normal value,
The discharge gate of gyratory crusher 1 stops adjusting；When the pressure value of 11 pressure gauge 16 of feed hopper 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 11 pressure gauge 16 of feed hopper
Force value is in setting normal value, and the discharge gate of gyratory crusher 1 stops adjusting.
Claims (1)
1. a kind of autogenous tumbling mill hard rock crushes and control system, including autogenous tumbling mill hard rock crushing system and control system, feature exists
In the autogenous tumbling mill hard rock crushing system include autogenous tumbling mill, vibrating screen, 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 autogenous tumbling mill hard rock crush feed chute；
The tail wheel of ore deposit ribbon conveyer is located at the lower section of ore deposit hard rock chute on the sieve of the vibrating screen on the sieve, and vertical
It is installed in the direction of vibrating screen, the driving wheel of ore deposit ribbon conveyer is located at the hard rock and crushes feed hopper to be fed belt defeated on sieve
Send the upper stage of tail wheel, the driving wheel that hard rock crushes feed hopper feed ribbon conveyer is located at the hard rock and crushes feed
Storehouse upper brace, gyratory crusher feed ribbon conveyer are located at the hard rock and crush below feed hopper, and circular cone is broken
The driving wheel of broken machine feed ribbon conveyer is located at the top of the gyratory crusher, the 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 hard rock that the driving wheel of machine is arranged on autogenous tumbling mill crushes the top for being fed chute；
The control system, which includes being arranged on hard rock, to be crushed level-sensing device at the top of feed hopper, is 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 of 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 pressure gauge detection and the row of gyratory crusher
Material mouth size Regulate signal and automaton are chain.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721518335.8U CN207563058U (en) | 2017-11-15 | 2017-11-15 | A kind of autogenous tumbling mill hard rock crushes and control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721518335.8U CN207563058U (en) | 2017-11-15 | 2017-11-15 | A kind of autogenous tumbling mill hard rock crushes and control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670821A (en) * | 2017-11-15 | 2018-02-09 | 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 and method |
| CN109847907A (en) * | 2019-02-21 | 2019-06-07 | 中冶北方（大连）工程技术有限公司 | A kind of closed circuit screening high pressure roller mill pre-selection technique of autogenous grinding half |
| CN112354668A (en) * | 2020-11-16 | 2021-02-12 | 云南思茅山水铜业有限公司 | Ore crushing and control system thereof |
-
2017
- 2017-11-15 CN CN201721518335.8U patent/CN207563058U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670821A (en) * | 2017-11-15 | 2018-02-09 | 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 and method |
| CN109847907A (en) * | 2019-02-21 | 2019-06-07 | 中冶北方（大连）工程技术有限公司 | A kind of closed circuit screening high pressure roller mill pre-selection technique of autogenous grinding half |
| CN112354668A (en) * | 2020-11-16 | 2021-02-12 | 云南思茅山水铜业有限公司 | Ore crushing and control system thereof |
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