CN107115932A - One kind can lane change multiple target automatic ball-adding device and method - Google Patents
One kind can lane change multiple target automatic ball-adding device and method Download PDFInfo
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- CN107115932A CN107115932A CN201710415852.0A CN201710415852A CN107115932A CN 107115932 A CN107115932 A CN 107115932A CN 201710415852 A CN201710415852 A CN 201710415852A CN 107115932 A CN107115932 A CN 107115932A
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 167
- 239000010959 steel Substances 0.000 claims abstract description 167
- 238000000498 ball milling Methods 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 7
- 238000000227 grinding Methods 0.000 description 11
- 239000000126 substance Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000007812 deficiency Effects 0.000 description 4
- 239000004579 marble Substances 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 238000009790 rate-determining step (RDS) Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
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
- B02C17/18—Details
- B02C17/20—Disintegrating members
- B02C17/205—Adding disintegrating members to the tumbling mill
-
- 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
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
Abstract
The present invention disclose one kind can lane change multiple target automatic ball-adding device and method, it is described can lane change multiple target automatic ball-adding device include control main frame, ball adding equipment, change duct device, an alley and secondary alley;Control main frame by control system to it is described can lane change multiple target automatic ball-adding device be controlled, control system is in each ball adding controlling cycle, control alley direction vector ball mill, then corresponding supplying device of ball and lifting device are started, control the additional amounts of various steel balls simultaneously, target ball mill is added finish after automatically switch to next table grinder and carry out ball adding.The present invention using a set of ball adding device can be many table grinder ball addings, can realize that the rational proportion of various steel balls is added by technological requirement, installation site is not influenceed by place and locus, with cost it is low, occupy little space, installation site is flexible the features such as.
Description
Technical field
The present invention relates to one kind can lane change multiple target automatic ball-adding device and method, belong to ore dressing equipment and control field.
Background technology
Ball mill is the conventional milling apparatus of the industries such as current mine, metallurgy, chemical industry, building materials, electric power.Ball mill relies on it
Steel ball motion in cylinder carrys out powder ore.Ball mill steel ball pack completeness and proportioning are to influence the key factor of grinding efficiency, are closed
The steel ball pack completeness of reason is the premise of ball mill Effec-tive Function.Steel ball is constantly consumed, it is necessary to be continuously replenished steel in process of lapping
Ball.At present, the ball mill in ore dressing plant relies primarily on artificial ball adding, steel ball when this ball adding mode often starts at regular time and quantity
Amount is excessive, and grinding effect is poor, and steel consumption is increased, and as steel ball constantly weares and teares, steel ball amount is gradually not enough, and grinding efficiency gradually drops
It is low.It was verified that the steel ball pack completeness for keeping ball mill using ball adding equipment is in rational state all the time, mill can be significantly improved
Ore deposit treating capacity and ore milling product qualification rate.
Current automatic ball feeding systemic-function is relatively simple also to have many deficiencies, is mainly manifested in:1. each specification
Steel ball requires one automatic marble-feeder of configuration, when needing to add the steel ball of several specifications, and often a table grinder needs configuration
Many automatic marble-feeders, not only many production scenes can not meet installation requirement, and cost is too high;2. automatic marble-feeder is required
Steel ball outlet higher than the feed port of ball mill, such steel ball could enter ball mill by self gravitation, need in many cases
Build support marble feeding device is installed, cause that overall space-consuming is excessive, in-site installation is difficult, be not easy to operate and overhaul etc. and ask
Topic;3. require that automatic marble-feeder is arranged on the side of ball mill, cause the operation and maintenance inconvenience of ball mill.Many ore dressing plants
Grinding operation is due to place and space limitation, it is impossible to use existing automatic marble-feeder.
The content of the invention
In order to overcome a marble feeding device that existing automatic ball feeding system is present can only to a table grinder ball adding, need to build
Higher support, marble feeding device such as need to be arranged on beside ball mill at the deficiency, the present invention propose one kind can lane change multiple target it is automatic
Ball adding device and method.
The present invention is achieved through the following technical solutions:
One kind can lane change multiple target automatic ball-adding device, it is including control main frame 1, more than one ball adding equipment, more than one
Become duct device 4, a more than two alley 5 and more than two secondary alleys 6;
Each ball adding equipment includes a supplying device of ball 2 and a lifting device 3, outlet and the lifting device 3 of supplying device of ball 2
Entrance connection, the outlet of lifting device 3 connects with an alley 5, and supplying device of ball 2, lifting device 3 pass through wire with controlling respectively
Main frame 1 processed is connected, and controlled main frame 1 is controlled;Becoming in duct device 4 is included between straight tube 8 and elbow 9, two alleys 5 by becoming
The straight tube 8 of duct device 4 is connected, and an alley 5 of non-end is connected with secondary alley 6 by becoming the elbow 9 of duct device 4, end
An alley 5 directly connected with secondary alley 6;Each secondary alley 6 is connected with a table grinder feed port;Become duct device
4 are connected with control main frame 1 by wire, and controlled main frame 1 is controlled.
Preferably, when steel ball size is different in multiple ball adding equipments, the diameter of steel ball is from close to ball in each ball adding equipment
Grinding machine side increases successively to away from ball mill side, it is possible to use big ball impact bead realizes the fast scroll of steel ball.
Preferably, institute once alley 5 is obliquely installed, be higher than close to ball adding equipment one end close to ball mill one end, make
Steel ball can be rolled using self gravitation in alley.
Preferably for more than ball mill and the big situation of locus span, ball adding equipment may be mounted at interposition
Put, duct device is become to ball mill ball adding by multistage, more than one change duct device 4, upper level are included per one-level lane change device
Become duct device to be connected by alley and next stage change duct device.
The lifting device 3 is that can realize the conventional equipment for being lifted object height in the art.
The change duct device 4 includes straight stroke electric actuating mechanism, straight tube 8, elbow 9, straight tube interfacing part 10 and elbow pair
Fitting 11;Straight tube interfacing part 10 and elbow interfacing part 11 weld together, then push rod again with straight stroke electric actuating mechanism
Connection, controls its position, straight stroke electric actuating mechanism is connected with control main frame 1 by wire by straight stroke electric actuating mechanism
Connect, controlled the control selections straight tube of main frame 1 or elbow are oriented to, and by the push rod stretching motion of straight stroke electric actuating mechanism, are made
Straight tube interfacing part 10 connects with straight tube 8 or elbow interfacing part 11 is connected with elbow 9.
Using it is described can lane change multiple target automatic ball-adding device ball adding method, control main frame is by control system to described
Can lane change multiple target automatic ball-adding device be controlled, control system is moved using duct device control table, ball adding control table, ball adding is become
State control table is controlled;Set first to becoming parameter in duct device control table and ball adding control table(Including target ball milling
Steel ball amount, steel ball size and ball adding controlling cycle etc. needed for machine, each target ball mill);Control system is added using periodic sequence
The control mode of ball, in each ball adding controlling cycle, control system passes the ball adding control table primary data of target ball mill
Ball adding dynamic control table is sent to, to control pointer as foundation, the guiding for becoming duct device is cut according to duct device control table is become
Change, so as to control the alley direction of each change duct device, make alley vector ball mill, then according to ball adding dynamic control table
Data start corresponding supplying device of ball and lifting device, and steel ball is brought up to the height of needs by lifting device, and then steel ball leads to
Cross self gravitation and be rolled into ball mill along alley, while controlling the additional amount of various steel balls according to given steel ball amount, work as steel ball
Additional amount stops the specification supplying device of ball and lifting device when reaching given steel ball amount, the various steel balls of target ball mill requirement are mended
Add and next table grinder progress ball adding is automatically switched to after finishing, all ball mill ball addings finish rear control system and enter wait shape
State, enters new round ball adding after next controlling cycle starts.
Beneficial effects of the present invention:
(1)The present invention by ball mill in order in turn ball adding realize it is a set of it is described can lane change multiple target automatic ball-adding device be
Many table grinders add various steel balls, it is to avoid current automatic marble-feeder needs a table grinder to configure the disadvantage of a set of marble feeding device
End, has not only saved the site space of preciousness, and greatlys save investment;
(2)Steel ball is lifted to after certain altitude by lifting device, because the alley of transporting steel balls has certain gradient, steel ball
Ball mill is rolled into along alley by self gravitation, without additionaling power again;The height of lifting device can be according to applied field
Actual conditions determine that therefore automatic ball feeding equipment need not build mounting bracket, can not reside at beside ball mill, can
To be mounted remotely from any appropriate position of ball mill, place and locus to site of deployment require more relaxed;Steel
Ball conveying alley can carry out intersection installation, so that it is guaranteed that all ball mill alleys have enough gradients, can pass through lane change
Device intersect the switching of alley;Avoiding existing automatic marble-feeder needs to be arranged on ball mill side and individually build to install
The drawbacks of support, with occupying little space, the features such as construction cost is low, installation site requires loose;
(3)The automatic tip-in control of ball mill production process is realized, and all size steel ball can be pressed according to technological requirement
Amount, add in proportion, different ball mills can realize various rule according to the specification and ball adding amount that steel ball is selected the need for itself
The intersection of lattice steel ball is added, and can be suitably used for a variety of occasions and plurality of specifications steel ball adds control, so as to improve the life of ball mill
Produce efficiency and product qualification rate;
(4)The features such as present invention has a tractor serves several purposes, compact conformation, flexible for installation, strong adaptability.
Brief description of the drawings
Fig. 1 is schematic flow sheet of the present invention;
Fig. 2 is that the ball two of embodiment 1 one mill one end supplies ball schematic diagram;
Fig. 3 is the change structural representation of duct device 4;
Fig. 4 is that the ball four of embodiment 2 three mill one end supplies ball schematic diagram;
Fig. 5 is that the 3 liang of mill of ball two one end of embodiment supply ball schematic diagram;
Fig. 6 is that the 4 liang of mill of ball four one end of embodiment supply ball schematic diagram;
Fig. 7 is that the ball six of embodiment 5 three grinds centre for ball schematic diagram;
In figure:1- control main frames, 2- supplying device of ball, 3- lifting devices, 4- becomes duct device, alley of 5-, bis- alleys of 6-, 7-
Ball mill, 8- straight tubes, 9- elbows, 10- straight tube interfacing parts, 11- elbow interfacing parts.
Embodiment
Embodiment 1:One ball two mill one end supplies ball case
As shown in Fig. 2 one kind can lane change multiple target automatic ball-adding device, including control main frame 1, ball adding equipment, a change
Duct device 4, two alleys 5 and two secondary alleys 6;
Ball adding equipment includes a supplying device of ball 2 and a lifting device 3, the outlet of supplying device of ball 2 and the entrance of lifting device 3
Connection, the outlet of lifting device 3 is connected with an alley 5, and supplying device of ball 2, lifting device 3 pass through wire and control main frame respectively
1 connection, controlled main frame 1 is controlled;Becoming includes straight tube 8 and elbow 9 in duct device 4(As shown in Figure 3), between two alleys 5
Connected by the straight tube 8 for becoming duct device 4, an alley 5 of non-end is connected with secondary alley 6 by becoming the elbow 9 of duct device 4
Logical, an alley 5 of end is directly connected with secondary alley 6;Each secondary alley 6 is connected with the feed port of a table grinder 7;
Become duct device 4 to be connected by wire with control main frame 1, controlled main frame 1 is controlled;Once alley 5 is obliquely installed for institute, close
Ball adding equipment one end is higher than close to the one end of ball mill 7;
The change duct device 4 includes straight stroke electric actuating mechanism, straight tube 8, elbow 9, straight tube interfacing part 10 and elbow interfacing part
11;Straight tube interfacing part 10 and elbow interfacing part 11 weld together, and are then connected again with the push rod of straight stroke electric actuating mechanism,
Its position is controlled by straight stroke electric actuating mechanism, straight stroke electric actuating mechanism is connected with control main frame 1 by wire, controlled
The control selections straight tube of main frame 1 or elbow processed are oriented to, and by the push rod stretching motion of straight stroke electric actuating mechanism, dock straight tube
Part 10 connects with straight tube 8 or elbow interfacing part 11 is connected with elbow 9.
Embodiment 2:Three balls four mill one end supplies ball case
As shown in figure 4, one kind can lane change multiple target automatic ball-adding device, including control main frame 1, three ball adding equipments, three changes
Duct device 4, four alleys 5 and four secondary alleys 6;
Each ball adding equipment includes a supplying device of ball 2 and a lifting device 3, outlet and the lifting device 3 of supplying device of ball 2
Entrance connection, the outlet of lifting device 3 connects with an alley 5, and supplying device of ball 2, lifting device 3 pass through wire with controlling respectively
Main frame 1 processed is connected, and controlled main frame 1 is controlled;Becoming includes straight tube 8 and elbow 9 in duct device 4(As shown in Figure 3), two balls
Connected between road 5 by becoming the straight tube 8 of duct device 4, alley 5 of non-end and secondary alley 6 are by becoming the elbow of duct device 4
9 connections a, alley 5 of end is directly connected with secondary alley 6;Each secondary feed port of 6 and one table grinder of alley 7 connects
It is logical;Each becomes duct device 4 and is connected with control main frame 1 by wire, and controlled main frame 1 is controlled;Once alley 5 inclines for institute
Tiltedly set, be higher than close to ball adding equipment one end close to the one end of ball mill 7.
The change duct device 4 includes straight stroke electric actuating mechanism, straight tube 8, elbow 9, straight tube interfacing part 10 and elbow pair
Fitting 11;Straight tube interfacing part 10 and elbow interfacing part 11 weld together, then push rod again with straight stroke electric actuating mechanism
Connection, controls its position, straight stroke electric actuating mechanism is connected with control main frame 1 by wire by straight stroke electric actuating mechanism
Connect, controlled the control selections straight tube of main frame 1 or elbow are oriented to, and by the push rod stretching motion of straight stroke electric actuating mechanism, are made
Straight tube interfacing part 10 connects with straight tube 8 or elbow interfacing part 11 is connected with elbow 9.
The diameter of steel ball is followed successively by Φ from close to the side of ball mill 7 to away from the side of ball mill 7 in three ball adding equipments
40mm, Φ 60mm and Φ 90mm.
Use described in the present embodiment can lane change multiple target automatic ball-adding device for ball mill ball adding, 1# ball mills and 3# ball millings
Steel ball size added by machine is respectively Φ 90mm(2.99kg/ it is individual)With Φ 60mm(0.89kg/), Φ 90mm steel ball additional amounts are
120kg/h, Φ 60mm steel balls additional amount are 80kg/h;Steel ball size added by 2# ball mills and 4# ball mills be respectively Φ 60mm and
Φ40mm(0.26kg/), Φ 60mm steel balls additional amount is 60kg/h, and Φ 40mm steel balls additional amount is 40kg/h.Controlling cycle
For 60min.
Ball adding flow is as shown in figure 1, concretely comprise the following steps:
S01:In the beginning of controlling cycle, setting control pointer P=1(Control pointer P be 1,2,3,4 when, respectively correspond to 1#, 2#,
3#, 4# ball mill), cycle clock setting value is 3600s(When control instruction state is 1, control is worked as in cycle clock self-clocking
When command status processed is 0, cycle clock time out, when cycle clock clocking value is equal to setting value 3600, cycle clock meter
Duration is cleared, and therefore ensures that cycle clock is constantly in circulation time status), three kinds of steel balls control mark setting value be
CSΦ90mm=0、CSΦ60mm=0、CSΦ40mm=1(Ball adding is performed when control is masked as 0, ball adding is stopped when control is masked as 1, when
Certain specification steel ball is added finish after, corresponding control mark is set, if three kinds of steel balls control mark CSΦ90mm、CSΦ60mm、
CSΦ40mm1 is all, then target ball mill ball adding is finished);
S02:When controlling pointer P=1,3, the initial value of table 2 is sent to the ball adding dynamic control table of table 1;When control pointer P=
2nd, 4 when, the initial value of table 3 is sent to the ball adding dynamic control table of table 1, control system is by the number according to ball adding dynamic control table
According to being controlled(It is corresponding to control mark CS to be 0 if given steel ball amount SP is more than or equal to steel ball substance M, start the specification
The lifting device and supplying device of ball of steel ball, or keep existing running status;Export steel ball amount PV=output steel ball number N* steel balls
Substance M, if given steel ball amount SP- outputs steel ball amount PV < steel ball substances M, corresponding CS are changed into 1, stops the specification steel ball
Ball adding equipment and lifting device);
S03:Control system becomes duct device according to control pointer value P according to the change duct device control data control of table 4(Each
Becoming duct device has straight tube and the corresponding feedback signal of elbow(Numerical value 0 in feedback column represents to be not at the position, 1 expression
In the position)And setting signal(Set numerical value 0 in column and represent that the straight way or elbow that become duct device can not be in the position, 1 represents
The straight way or elbow for becoming duct device necessarily be in the position), when becoming duct device in straight tube or elbow position, corresponding feedback
Signal is 1, is otherwise 0;When control selections are 1, represent becoming duct device using the control, it is desirable to which target ball mill is corresponding
The feedback signal for becoming duct device is necessarily equal to setting signal, otherwise needs to change the position for becoming duct device alley), it is ensured that alley draws
It is that target ball mill ball adding is got ready to target ball mill.When target ball mill is 1# ball mills, 2#, 3#, 4# become duct device
For straight tube state;When target ball mill is 2# ball mills, 2# becomes duct device into elbow state, and 3#, 4# become duct device into straight tube-like
State;When target ball mill is 3# ball mills, 3# becomes duct device into elbow state, and 4# becomes duct device into straight tube state;Target ball milling
When machine is 4# ball mills, 4# becomes duct device into elbow state;
Become duct device control table in the embodiment 2 of table 4
S04:When controlling pointer P=1,3, target ball mill is 1# ball mills and 3# ball mills, starts Φ 90mm steel ball ball addings and sets
Standby and lifting device and Φ 60mm steel balls ball adding equipments and lifting device, carry out the ball adding of Φ 90mm steel balls and Φ 60mm steel balls
Control;When the ball adding amount of Φ 90mm steel balls with the difference of given steel ball amount less than 2.99(Φ 90mm steel ball substances)When, Φ 90mm
The corresponding control mark CS of steel ball is changed into 1, stops the ball adding equipment of Φ 90mm steel balls, and delay stops Φ 90mm steel balls after 5 seconds and carried
Rise device;When the ball adding amount of Φ 60mm steel balls with the difference of given steel ball amount less than 0.89(Φ 60mm steel ball substances)When, Φ
The corresponding control mark CS of 60mm steel balls is changed into 1, stops the ball adding equipment of Φ 60mm steel ball steel balls, delay stops Φ after 5 seconds
60mm steel ball lifting devices;
When controlling pointer P=2,4, target ball mill is 2# and 4# ball mills, starts Φ 60mm steel balls ball adding equipments and lifting is filled
Put and Φ 40mm steel balls ball adding equipments and lifting device, carry out the ball adding control of Φ 60mm steel balls and Φ 40mm steel balls, work as Φ
The difference of the ball adding amount of 60mm steel balls and given steel ball amount is less than 0.89(Φ 60mm steel ball substances)When, Φ 60mm steel balls are corresponding
Control mark CS is changed into 1, stops the ball adding equipment of Φ 60mm steel balls, and delay stops Φ 60mm steel ball lifting devices after 5 seconds;Work as Φ
The difference of the ball adding amount of 40mm steel balls and given steel ball amount is less than 0.26(Φ 40mm steel ball substances)When, Φ 40mm steel balls are corresponding
Control mark CS is changed into 1, stops the ball adding equipment of Φ 40mm steel balls, and delay stops Φ 40mm steel ball lifting devices after 5 seconds;
Because all size steel ball amount of output is not necessarily just equal to set-point, deficiency or beyond partial stack to next control
The set-point in cycle processed, that is, by the given steel ball amount of certain specification steel ball of current goal ball mill and its actual ball adding amount
Difference as the given steel ball amount of next controlling cycle ball mill specification steel ball correction value(Amendment specified rate MSP=give
Determine steel ball amount SP- output steel ball amounts PV);After all specification steel balls of target ball mill, which are added, to be finished, terminate this rate-determining steps;
S05:Control pointer value plus 1 after current goal ball mill ball adding terminates, if control pointer value is less than or equal to ball mill
Number of units 4, then control pointer to point to next table grinder, continue executing with ball adding control, otherwise terminate this controlling cycle ball adding.
Embodiment 3:Two balls two mill one end supplies ball case
As shown in figure 5, one kind can lane change multiple target automatic ball-adding device, be substantially the same with embodiment 1, difference is, this
Embodiment described device includes two ball adding equipments.In two ball adding equipments the diameter of steel ball from close to the side of ball mill 7 to remote
Φ 30mm and Φ 70mm are followed successively by from the side of ball mill 7.
Use described in the present embodiment can lane change multiple target automatic ball-adding device for ball mill ball adding, 1# ball mills and 2# balls
Steel ball size added by grinding machine is respectively Φ 70mm(1.41kg/ it is individual)With Φ 30mm(0.11kg/), Φ 70mm steel ball additional amounts are
60kg/h, Φ 30mm steel balls additional amount are 20kg/h.Controlling cycle is 60min.
Ball adding flow is as shown in figure 1, concretely comprise the following steps:
S01:In the beginning of controlling cycle, setting control pointer P=1, cycle clock setting value is 3600s, two kinds of steel ball control marks
The setting value of will is CSΦ70mm=0、CSΦ30mm=0;
S02:When controlling pointer P=1 or 2, the initial value of table 5 is sent to the ball adding dynamic control table of table 1, control system will
It is controlled according to the data of ball adding dynamic control table;
1#, 2# ball mill ball adding control table in the embodiment 3 of table 5
S03:Control system becomes duct device, object ball according to control pointer value P according to the change duct device control data control of table 6
When grinding machine is 1# ball mills, 1# becomes duct device into elbow state;When target ball mill is 2# ball mills, 1# becomes duct device into straight tube
State;
Become duct device control table in the embodiment 3 of table 6
S04:When controlling pointer P=1, target ball mill is 1# ball mills, starts Φ 70mm steel balls ball adding equipments and lifting device
And Φ 30mm steel balls ball adding equipments and lifting device, the ball adding control of Φ 70mm steel balls and Φ 30mm steel balls is carried out, works as Φ
When the difference of the ball adding amount of 70mm steel balls and given steel ball amount is less than 1.41, stop the ball adding equipment of Φ 70mm steel balls, be delayed 5 seconds
Stop Φ 70mm steel ball lifting devices afterwards;When the ball adding amount of Φ 30mm steel balls is less than 0.11 with the difference of given steel ball amount, stop
Only the ball adding equipment of Φ 30mm steel balls, Φ 30mm steel ball lifting devices are stopped after being delayed 5 seconds;Deficiency is arrived down beyond partial stack
The set-point of one controlling cycle, after all specification steel balls of target ball mill, which are added, to be finished, terminates this rate-determining steps;
S05:Control pointer value plus 1 after current goal ball mill ball adding terminates, and points to 2# ball mills, if control pointer value is less than
Or equal to ball mill number of units 2, then ball adding is continued executing with, otherwise terminate this controlling cycle ball adding.
Embodiment 4:Two balls four mill one end supplies ball case
As shown in fig. 6, one kind can lane change multiple target automatic ball-adding device, be substantially the same with embodiment 2, difference is, this
Embodiment described device only has two ball adding equipments.In two ball adding equipments the diameter of steel ball from close to the side of ball mill 7 to remote
Φ 60mm and Φ 110mm are followed successively by from the side of ball mill 7.
Use described in the present embodiment can lane change multiple target automatic ball-adding device for ball mill ball adding, 1# ball mills and 3# ball millings
Steel ball size added by machine is Φ 110mm(5.47kg/ it is individual), Φ 110mm steel balls additional amount is 130kg/h;2# ball mills and 4# balls
Steel ball size added by grinding machine is Φ 60mm(0.89kg/), Φ 60mm steel balls additional amount is 80kg/h.Controlling cycle is 90min.
Ball adding flow is as shown in figure 1, concretely comprise the following steps:
S01:In the beginning of controlling cycle, setting control pointer P=1, cycle clock setting value is 5400s, two kinds of steel ball control marks
The setting value of will is CSΦ110mm=0、CSΦ60mm=1;
S02:When controlling pointer P=1,3, the initial value of table 7 is sent to the ball adding dynamic control table of table 1, when control pointer P=2,
When 4, the initial value of table 8 is sent to the ball adding dynamic control table of table 1, control system is by the data according to ball adding dynamic control table
It is controlled;
S03:Control system becomes duct device, object ball according to control pointer value P according to the change duct device control data control of table 9
When grinding machine is 1# ball mills, 1# becomes duct device into elbow state;When target ball mill is 2# ball mills, 2# becomes duct device into elbow
State, 1# becomes duct device into straight tube state;When target ball mill is 3# ball mills, 3# becomes duct device into elbow state, and 1#, 2# become
Duct device is straight tube state;When target ball mill is 4# ball mills, 1#, 2#, 3# become duct device into straight tube state;
Become duct device control table in the embodiment 4 of table 9
S04:When controlling pointer P=1,3, target ball mill is 1#, 3# ball mill, starts Φ 110mm steel balls ball adding equipments and carries
Device is risen, the ball adding control of Φ 110mm steel balls is carried out, when the difference of the ball adding amount and given steel ball amount of Φ 110mm steel balls is less than
When 5.47, stop the ball adding equipment of Φ 110mm steel ball steel balls, delay stops Φ 110mm steel ball lifting devices after 5 seconds;
When controlling pointer P=2,4, target ball mill is 2#, 4# ball mill, starts Φ 60mm steel balls ball adding equipments and lifting is filled
Put, carry out the ball adding control of Φ 60mm steel balls, when the ball adding amount of Φ 60mm steel balls is less than 0.89 with the difference of given steel ball amount,
Stop the ball adding equipment of Φ 60mm steel ball steel balls, delay stops Φ 60mm steel ball lifting devices after 5 seconds;It is not enough or folded beyond part
The set-point of next controlling cycle is added to, after all specification steel balls of target ball mill, which are added, to be finished, terminates this control step
Suddenly;
S05:Control pointer value plus 1 after current goal ball mill ball adding terminates, if control pointer value is less than or equal to ball mill
Number of units 4, then control pointer to point to next table grinder, continue executing with ball adding, otherwise terminate this controlling cycle ball adding.
Embodiment 5:Three balls six grind middle for ball case
As shown in fig. 7, one kind can lane change multiple target automatic ball-adding device, including control main frame 1, three ball adding equipments, five changes
Duct device 4, four alleys 5 and six secondary alleys 6;
Each ball adding equipment includes a supplying device of ball 2 and a lifting device 3, outlet and the lifting device 3 of supplying device of ball 2
Entrance connection, the outlet of lifting device 3 connect with alley, and supplying device of ball 2, lifting device 3 pass through wire with controlling master respectively
Machine 1 is connected, and controlled main frame 1 is controlled;
Become duct device 4 by one of(0# becomes duct device)Become duct device as one-level, remaining becomes duct device 4 and is used as two grades of lane changes
Device, the outlet of three ball adding equipments becomes duct device by alley and one-level(0# becomes duct device)Connection, becoming in duct device 4 includes
Straight tube 8 and elbow 9(As shown in Figure 3), one-level change duct device(0# becomes duct device)Straight tube 8 and two grades change duct device 3# lane changes
Device is connected, and one-level becomes duct device(0# becomes duct device)Elbow 9 with two grades change duct devices 4# become duct devices connect, two one
Connected between secondary alley 5 by becoming the straight tube 8 of duct device 4, an alley 5 of non-end and secondary alley 6 are by becoming duct device 4
Elbow 9 is connected, and an alley 5 of end is directly connected with secondary alley 6, and each secondary table grinder 7 of alley 6 and one gives ore deposit
Mouth connection;Each becomes duct device 4 and is connected with control main frame 1 by wire, and controlled main frame 1 is controlled;Institute once alley 5
It is obliquely installed, is higher than close to ball adding equipment one end close to the one end of ball mill 7.
The change duct device 4 includes straight stroke electric actuating mechanism, straight tube 8, elbow 9, straight tube interfacing part 10 and elbow pair
Fitting 11;Straight tube interfacing part 10 and elbow interfacing part 11 weld together, then push rod again with straight stroke electric actuating mechanism
Connection, controls its position, straight stroke electric actuating mechanism is connected with control main frame 1 by wire by straight stroke electric actuating mechanism
Connect, controlled the control selections straight tube of main frame 1 or elbow are oriented to, and by the push rod stretching motion of straight stroke electric actuating mechanism, are made
Straight tube interfacing part 10 connects with straight tube 8 or elbow interfacing part 11 is connected with elbow 9.
The diameter of steel ball is followed successively by Φ from close to the side of ball mill 7 to away from the side of ball mill 7 in three ball adding equipments
30mm, Φ 50mm and Φ 90mm.
Use described in the present embodiment can lane change multiple target automatic ball-adding device for ball mill ball adding, due to ball mill span
Greatly, automatic ball feeding equipment is arranged on the centre position of ball mill, the steel ball specification and quality whole one added by 1#~6# ball mills
Sample, added steel ball size is respectively Φ 90mm(2.99kg/ it is individual)、Φ50mm(0.51kg/)With Φ 30mm(0.11kg/),
Φ 90mm steel ball additional amounts are that 90kg/h, Φ 50mm steel ball additional amounts are that 50kg/h and Φ 30mm steel ball additional amounts are 30kg/h.
Controlling cycle is 120min.
Ball adding flow is as shown in figure 1, concretely comprise the following steps:
S01:In the beginning of controlling cycle, setting control pointer P=1, cycle clock setting value is 7200s, three kinds of steel ball control marks
The setting value of will is CSΦ90mm=0、CSΦ50mm=0、CSΦ30mm=0;
S02:Pointer P=1,2,3,4,5,6 are controlled, then target ball mill is respectively 1#, 2#, 3#, 4#, 5#, 6# ball mill, by table
11 initial value is sent to the ball adding dynamic control table of table 1, and control system will be controlled according to the data of ball adding dynamic control table
System;
1#, 2#, 3#, 4#, 5#, 6# ball mill ball adding control table in the embodiment 5 of table 11
S03:Control system becomes duct device according to control pointer value P according to the change duct device control data control of table 12.Object ball
When grinding machine is 1# ball mills, 0#, 2#, 3# become duct device into straight tube state;When target ball mill is 2# ball mills, 0#, 3# become
Duct device is straight tube state, and 2# becomes duct device into elbow state;When target ball mill is 3# ball mills, 0# becomes duct device into straight tube
State, 3# becomes duct device into elbow state;When target ball mill is 4# ball mills, 0#, 4# become duct device into elbow state;Target
When ball mill is 5# ball mills, 0#, 5# become duct device into elbow state, and 4# becomes duct device into straight tube state;Target ball mill
During for 6# ball mills, 0# becomes duct device into elbow state, and 4#, 5# become duct device into straight tube state;
Become duct device control table in the embodiment 5 of table 12
S04:When target ball mill is 1#~6# ball mills, starts the ball adding equipment and lifting device of whole, carry out ball adding control,
When the ball adding amount of Φ 90mm steel balls is less than 2.99 with the difference of given steel ball amount, the ball adding for stopping Φ 90mm steel ball steel balls is set
Standby, delay stops Φ 90mm steel ball lifting devices after 5 seconds;When the difference of the ball adding amount and given steel ball amount of Φ 50mm steel balls is less than
When 0.51, stop the ball adding equipment of Φ 50mm steel ball steel balls, delay stops Φ 50mm steel ball lifting devices after 5 seconds;As Φ 30mm
When the difference of the ball adding amount of steel ball and given steel ball amount is less than 0.11, stop the ball adding equipment of Φ 30mm steel ball steel balls, be delayed 5 seconds
Stop Φ 30mm steel ball lifting devices afterwards;It is not enough or beyond partial stack to the set-point of next controlling cycle, work as object ball
All specification steel balls of grinding machine are added finish after, terminate this rate-determining steps;
S05:Control pointer value plus 1 after current goal ball mill ball adding terminates, if control pointer value is less than or equal to ball mill
Number of units 6, then control pointer to point to next table grinder, continue executing with ball adding, otherwise terminate this controlling cycle ball adding.
Claims (6)
1. one kind can lane change multiple target automatic ball-adding device, including control main frame(1), more than one ball adding equipment, one with
On change duct device(4), more than two alleys(5)With more than two secondary alleys(6);
Each ball adding equipment includes a supplying device of ball(2)With a lifting device(3), supplying device of ball(2)Outlet with carrying
Rise device(3)Entrance connection, lifting device(3)Outlet and alley(5)Connection, supplying device of ball(2), lifting device
(3)Pass through wire and control main frame respectively(1)Connection, controlled main frame(1)Control;Become duct device(4)It is interior including straight tube(8)With
Elbow(9), two alleys(5)Between by becoming duct device(4)Straight tube(8)Connection, an alley of non-end(5)With two
Secondary alley(6)By becoming duct device(4)Elbow(9)Connection, an alley of end(5)Directly with secondary alley(6)Connection;
Each secondary alley(6)Connected with a table grinder feed port;Become duct device(4)With control main frame(1)Connected by wire,
Controlled main frame(1)Control.
2. according to claim 1 can lane change multiple target automatic ball-adding device, it is characterised in that when in multiple ball adding equipments
When steel ball size is different, the diameter of steel ball increases successively from close to ball mill side to away from ball mill side in each ball adding equipment
Greatly.
3. according to claim 1 can lane change multiple target automatic ball-adding device, it is characterised in that institute's once alley(5)
It is obliquely installed, is higher than close to ball adding equipment one end close to ball mill one end.
4. according to claim 1 can lane change multiple target automatic ball-adding device, it is characterised in that ball adding equipment can pass through
Multistage becomes duct device to ball mill ball adding, includes more than one change duct device per one-level lane change device(4), upper level lane change dress
Put and be connected by alley and next stage change duct device.
5. according to Claims 1-4 any one can lane change multiple target automatic ball-adding device, it is characterised in that it is described
Become duct device(4)Including straight stroke electric actuating mechanism, straight tube(8), elbow(9), straight tube interfacing part(10)With elbow interfacing part
(11);Straight tube interfacing part(10)With elbow interfacing part(11)Weld together, then pushed away again with straight stroke electric actuating mechanism
Bar is connected, and its position, straight stroke electric actuating mechanism and control main frame are controlled by straight stroke electric actuating mechanism(1)Pass through wire
Connection, controlled main frame(1)Control, makes straight tube interfacing part(10)With straight tube(8)Connect or make elbow interfacing part(11)With elbow
(9)Connection.
6. using described in Claims 1-4 any one can lane change multiple target automatic ball-adding device ball adding method, control main frame
By control system to it is described can lane change multiple target automatic ball-adding device be controlled, control system include become duct device control
Table, ball adding control table, ball adding dynamic control table;Set first to becoming parameter in duct device control table and ball adding control table;
Control system uses the control mode of periodic sequence ball adding, in each ball adding controlling cycle, and control system is by target ball milling
The ball adding control table primary data of machine is sent to ball adding dynamic control table, to control pointer as foundation, is controlled according to duct device is become
Table is switched over to the guiding for becoming duct device, so as to control the alley direction of each change duct device, makes alley vector ball mill,
Then corresponding supplying device of ball and lifting device are started according to the data of ball adding dynamic control table, while according to given steel ball amount control
The additional amount of various steel balls is made, stops the specification supplying device of ball and lifting device when steel ball additional amount reaches given steel ball amount,
The various steel balls of target ball mill requirement are added finish after automatically switch to next table grinder and carry out ball adding, all ball mills add
Ball finishes rear control system and enters wait state, and new round ball adding is entered after next controlling cycle starts.
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