CN105170322B - A kind of mine disk-type magnetic separator - Google Patents
A kind of mine disk-type magnetic separator Download PDFInfo
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- CN105170322B CN105170322B CN201510704122.3A CN201510704122A CN105170322B CN 105170322 B CN105170322 B CN 105170322B CN 201510704122 A CN201510704122 A CN 201510704122A CN 105170322 B CN105170322 B CN 105170322B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/22—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with non-movable magnets
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Abstract
The invention discloses a kind of mine disk-type magnetic separator and its automatic control system, belong to mining machinery field.The mine disk-type magnetic separator of the present invention, including belt conveyor, the feed end top of the belt conveyor, which is provided with, gives ore deposit cylinder, described to be provided with feed hopper to ore deposit cylinder；Material collecting tank is provided with below the discharge end of the belt conveyor；The top of the belt conveyor is provided with multiple sensing disks, and some electromagnet groups are provided between the upper and lower belt of the belt conveyor.The mine disk-type magnetic separator of the present invention, mainly solve weak magnetic mineral or rare metal ore of the particle diameter in 2 below 3mm and be not easy the technical problem being screened, effectively can be sorted magnetic ore and non-magnetic concentration stone, it is ensured that mineral magnetic separation precision；Whole magnetic separation process can automatically be monitored so that operation is extremely easy, easy to use, is adapted to popularization and application.
Description
Technical field
The present invention relates to mining machinery field, especially a kind of mine magnetic separator.
Background technology
In the recovery process in mine, it can often use and arrive magnetic separator, profit again is carried out for removing the vignite in ore
With etc., suitable for the magnetic concentration working of the materials such as manganese ore, magnetic iron ore, magnetic iron ore, roasted ore, ilmenite.Wherein vanadium, titanium etc. are rare
Metal is resided in iron ore, and because its content is rare, people often attempt to as often as possible refine vanadium titanium from iron ore.At present, commonly use
Means be that ore is subjected to Multi-stage refined processing, the purpose for refining vanadium titanium, wherein magnetic separator are reached by screening how long
Vital effect is arrived, for removing the magnetic iron ore in mineral, but because the existing magnetic separator used belongs to general production
Product, not designed specifically for vanadium titanium, therefore in use, the refinement efficiency of vanadium, titanium can not be improved, therefore also just made
Into the significant wastage of resource.
The content of the invention
The goal of the invention of the present invention is：For above-mentioned problem, there is provided a kind of mine disk-type magnetic separator, mainly
Solve weak magnetic mineral or rare metal ore of the particle diameter in below 2-3mm and be not easy the technical problem being screened, can effectively by
Magnetic ore is sorted with non-magnetic concentration stone, it is ensured that mineral magnetic separation precision；Whole magnetic separation process can automatically be monitored so that
Operation is extremely easy, easy to use, is adapted to popularization and application.
The technical solution adopted by the present invention is as follows：
The mine disk-type magnetic separator of the present invention, including belt conveyor, the feed end top of the belt conveyor, which is provided with, to be given
Ore deposit cylinder, it is described to be provided with feed hopper to ore deposit cylinder；Material collecting tank is provided with below the discharge end of the belt conveyor；The conveying skin
The top of band is provided with multiple sensing disks, and some electromagnet groups are provided between the upper and lower belt of the belt conveyor.
Due to said structure, in use, after ore by discharging strongly magnetic mineral in advance to ore deposit cylinder, equably arrange
It is sent to on to barrow band, and with belt in the gapped magnetic field below sensing disk, weak magnetic mineral is inhaled by magneticaction
Brought onto the pointed tooth of disk, and with disc rotary to the both sides of belt, herein because magnetic field intensity drastically declines, so gravity with
In the presence of centrifugal force, in the trough for the magnetic product for falling on belt both sides（Generally concentrate）；Non-magnetic product is transported by belt
To mine tailing end, it is discharged into the trough of non-magnetic product（Generally mine tailing）.Solve particle diameter below 2-3mm weak magnetic mineral or
Rare metal ore is not easy the technical problem being screened, and effectively can be sorted magnetic ore and non-magnetic concentration stone, it is ensured that
Mineral magnetic separation precision；Whole magnetic separation process can automatically be monitored so that operation is extremely easy, easy to use, is adapted to promote and answers
With.
The mine disk-type magnetic separator of the present invention, the sensing disk is two groups, and along the traffic direction cloth of belt conveyor
Put；The sensing disk is connected to worm and wormwheel reductor by suspending rod；The sensing disk is in inverted disc structure, should
Some dentalations are evenly equipped with the edge of disk.
Due to said structure, sensing disk uses worm and wormwheel deceleration transmission, and disk and electromagnet are can adjust by handwheel
Between pole span（Adjustable range is 0-20 millimeters）.
The mine disk-type magnetic separator of the present invention, the electromagnet group are arranged to " mountain " character form structure by three groups of electromagnet；
And traffic direction arrangement of three groups of electromagnet along belt conveyor；Two of which sensing disk is located at two groups of adjacent electromagnet respectively
Between；The distance between any two groups of electromagnet are respectively less than the diameter for sensing disk.
Due to the above results, in order to ensure the arrangement of magnetic separation effect, electromagnet group and sensing disk, it can be ensured that weak magnetic
Property mineral are drawn onto on the pointed tooth of disk by magneticaction, and are brought with disc rotary to the both sides of belt, herein because magnetic field is strong
Degree drastically declines, so in the presence of gravity and centrifugal force, in the trough for the magnetic product for falling on belt both sides（It is generally smart
Ore deposit）.
The mine disk-type magnetic separator of the present invention, the adjustable range of distance is 0- between the sensing disk and electromagnet
20mm；The magnetic field intensity that the electromagnet group is formed is 880-1440KA/m.
Due to said structure, it is not easy so as to solve weak magnetic mineral or rare metal ore of the particle diameter in below 2-3mm
The technical problem being screened, effectively magnetic ore and non-magnetic concentration stone can be sorted, it is ensured that mineral magnetic separation precision.
The mine disk-type magnetic separator of the present invention, the entrance to ore deposit cylinder connects feed hopper, described to give ore deposit cylinder
Interior to be provided with magnetic pole, the exit to ore deposit cylinder is directed at the feed end of belt conveyor.
Due to said structure, in order to prevent blocking, built with a weak magnetic field pole, can be discharged in advance to ore deposit cylinder to
Strongly magnetic mineral in material；So as to improve the precision of follow-up magnetic separation.
The mine disk-type magnetic separator of the present invention, the control system also set up, including：Length detection module, speed measuring module,
Disk adjustment module, alarm module, roll adjustment module, current regulating module and master controller；The length detection module includes setting
In feed end, electromagnet and sensing disk on length detection instrument, for detect on conveyer belt to ore deposit thickness value LIt is thick, and convert
Master controller is transferred to for digital signaling zero 01, detects the distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and pass
It is handed to master controller；Distance L between measurement sensing disk and electromagnetCircle,And it is converted into digital signaling zero 03 and is transferred to main control
Device；The speed measuring module includes the speed detector located at conveyer belt roller, and ore deposit speed V is given for measuringOre deposit, and it is converted into numeral
Signal 101 is transferred to master controller；
The master controller respectively with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment mould
Block is connected with current regulating module；For receiving digital signaling zero 01, work as LIt is thick≤ predetermined value 01, then passed to disk adjustment module
Pass and perform signal 201, while signal 301 is performed to current regulating module transmission；When predetermined value 01<LIt is thick<During predetermined value 02, then to
The transmission of disk adjustment module performs signal 202, while performs signal 302 to current regulating module transmission；LIt is thick>=predetermined value 02, then
Signal 203 is performed to the transmission of disk adjustment module, while signal 303 is performed to current regulating module transmission；Receive data signal
002, work as LAway fromDuring the diameter of >=sensing disk, signal 401 is performed to alarm module transmission, while letter is performed to roll adjustment module transmission
Numbers 501；Digital signaling zero 03 is received, works as LCircle>=20mm or LCircleWhen≤0, then to alarm module transmission execution signal 402, while to
The transmission of disk adjustment module performs signal 601；Data signal 101 is received, works as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 with
VOre depositDifference N1, and to the transmission of disk adjustment module perform signal 204, while to current regulating module transmission perform signal 304；
VOre deposit>Predetermined value 03, then calculate VOre depositWith the difference N2 of predetermined value 03, and to the transmission of disk adjustment module perform signal 205, while to
Current regulating module transmission performs signal 306；
The disk adjustment module includes being connected to the motor of worm and wormwheel reductor, and signal 201 is performed for receiving, will
Sense disk（4）Rotational speed regulation to predetermined value 11；Receive and perform signal 202, disk will be sensed（4）Rotational speed regulation to predetermined
Value 12；Receive and perform signal 203, disk will be sensed（4）Rotational speed regulation to predetermined value 13；Receive and perform signal 601, will sense
Distance is adjusted to 0-20mm between disk and electromagnet；Receive and perform signal 204, and the rotating speed for sensing disk is lowered
N1* predetermined values 14；Receive and perform signal 205, and the rotating speed for sensing disk is raised into N2* predetermined values 14；
The current regulating module, receive and perform signal 301, by the supply current regulation of electromagnet group to predetermined value 21；
Receive and perform signal 302, by the supply current regulation of electromagnet group to predetermined value 22；Receive and perform signal 303, by electromagnet group
Supply current regulation to predetermined value 23；Receive and perform signal 304, and the supply electric current of electromagnet group is lowered into N1* predetermined values
15；Receive and perform signal 305, and the supply electric current of electromagnet group is raised into N2* predetermined values 15；
Roll adjustment module includes the mobile adjusting means located at each electromagnet group, receives and performs signal 501, by electromagnet group
Distance values are turned down, until LAway from<Sense the diameter of disk;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompting
Sound.
Due to ore deposit thickness, to ore deposit speed, magnetic field intensity and gapped magnetic field difference, it is necessary to it is monitored in real time into
And the relevant parameter of magnetic separator is adjusted, length detection module to being monitored in real time to ore deposit thickness, according to the thickness value of ore, is come
The speed of regulation sensing disk, electromagnet supplies the size of electric current, thicker to ore deposit thickness, then the speed of sensing disk is faster, with
Avoid because the velocity of rotation for sensing disk is slow, cause to select the halfway problem of magnetic, raising is selected magnetic efficiency, similarly, got over to ore deposit thickness
Thickness, electromagnet supply electric current is bigger, i.e., magnetic field intensity now is stronger, can hold more magnetic ore deposits, avoids causing to select magnetic not thorough
The problem of, magnetic efficiency is selected in raising.
Because using said structure, length detection module also have detected the distance values of sensing disk and electromagnet in real time, adopt
Alarm and the method that automatically adjusts its spacing value are taken, to avoid the generation between them from touching, and the problem of can not be operating normally,
Meanwhile it is too big to solve their spacing, it is impossible to normal the problem of taking away concentrate；
The distance values of adjacent electromagnet group are detected, to avoid the distance values of adjacent electromagnet group from being more than the straight of sensing disk
Footpath, the problem of causing magnetic separator to be unable to normal operation；
Speed measuring module, which measures, gives ore deposit speed VOre deposit, it is faster to ore deposit speed, according to ore deposit velocity amplitude is given, to adjust the speed of sensing disk
Degree, electromagnet supplies the size of electric current, faster to ore deposit speed, then the speed of sensing disk is faster, to avoid because of sensing disk
Velocity of rotation is slow, causes to select the halfway problem of magnetic, and magnetic efficiency is selected in raising, similarly, faster to ore deposit speed, electromagnet supply electric current
Bigger, i.e., magnetic field intensity now is stronger, can hold more magnetic ore deposits, avoids causing to select the halfway problem of magnetic, raising selects magnetic to imitate
Rate.
Further, predetermined value 01<Predetermined value 02；Predetermined value 11<Predetermined value 12<Predetermined value 13；Predetermined value 21<Predetermined value
22<Predetermined value 23.
Due to given above-mentioned parameter data, to ore deposit thickness with the rotating speed of sensing disk and the supply electric current of electromagnet group into just
Than；It is directly proportional to the rotating speed of sensing disk and the supply electric current of electromagnet group to ore deposit speed.
Further, the mobile adjusting means, including guide rail and the sliding plane of electromagnet bottom under electromagnet
Structure；The slipping mechanism is provided with screens device, and when electromagnet need to move, screens device is retracted.
Further, a kind of autocontrol method of the automatic control system of mine disk-type magnetic separator, it is characterised in that
It comprises the following steps：
Step 1：Open a kind of mine disk-type magnetic separator and a kind of automatic control system of mine disk-type magnetic separator
Power supply；
Step 2：Ore is put into feed hopper, after ore by discharging strongly magnetic mineral in advance to ore deposit cylinder, is equably discharged to
To on barrow band；
Step 3：Ore deposit thickness value L is given on length detection module detection conveyer beltIt is thick, and be converted into digital signaling zero 01 and transmit
To master controller, the distance values L of adjacent electromagnet group is detectedAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measurement
Sense distance L between disk and electromagnetCircle,And it is converted into digital signaling zero 03 and is transferred to master controller；
Speed measuring module includes the speed detector located at conveyer belt roller, and ore deposit speed V is given for measuringOre deposit, and it is converted into number
Word signal 101 is transferred to master controller；
Step 4：Ore is sent in the gapped magnetic field below sensing disk with belt, weak magnetic mineral by magneticaction,
It is drawn onto on the pointed tooth of disk, and is brought with disc rotary to belt both sides,（Herein because magnetic field intensity drastically declines, so in weight
In the presence of power and centrifugal force,）Fall in the trough of the magnetic product of belt both sides（Generally concentrate）；
Step 5：In step 4, PLC receives digital signaling zero 01, works as LIt is thick≤ predetermined value 01, then passed to disk adjustment module
Pass and perform signal 201, while signal 301 is performed to current regulating module transmission；When predetermined value 01<LIt is thick<During predetermined value 02, then to
The transmission of disk adjustment module performs signal 202, while performs signal 302 to current regulating module transmission；LIt is thick>=predetermined value 02, then
Signal 203 is performed to the transmission of disk adjustment module, while signal 303 is performed to current regulating module transmission；Receive data signal
002, work as LAway fromDuring the diameter of >=sensing disk, signal 401 is performed to alarm module transmission, while letter is performed to roll adjustment module transmission
Numbers 501；Digital signaling zero 03 is received, works as LCircle>=20mm or LCircleWhen≤0, then to alarm module transmission execution signal 402, while to
The transmission of disk adjustment module performs signal 601；Data signal 101 is received, works as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 with
VOre depositDifference N1, and to the transmission of disk adjustment module perform signal 204, while to current regulating module transmission perform signal 304；
VOre deposit>Predetermined value 03, then calculate VOre depositWith the difference N2 of predetermined value 03, and to the transmission of disk adjustment module perform signal 205, while to
Current regulating module transmission performs signal 306；
Step 6：Disk adjustment module includes being connected to the motor of worm and wormwheel reductor, and signal 201 is performed for receiving,
By the rotational speed regulation of sensing disk to predetermined value 11；Receive and perform signal 202, by the rotational speed regulation of sensing disk to predetermined value
12；Receive and perform signal 203, by the rotational speed regulation of sensing disk to predetermined value 13；Receive and perform signal 601, disk will be sensed
Distance is adjusted to 0-20mm between electromagnet；Receive and perform signal 204, and the rotating speed for sensing disk is lowered into N1*
Predetermined value 14；Receive and perform signal 205, and the rotating speed for sensing disk is raised into N2* predetermined values 14；
Step 7：Current regulating module, receive and perform signal 301, by the supply current regulation of electromagnet group to predetermined value
21；Receive and perform signal 302, by the supply current regulation of electromagnet group to predetermined value 22；Receive and perform signal 303, by electromagnetism
The supply current regulation of iron group is to predetermined value 23；Receive and perform signal 304, and the supply electric current downward N1* of electromagnet group is pre-
Definite value 15；Receive and perform signal 305, and the supply electric current of electromagnet group is raised into N2* predetermined values 15；
Step 8：Roll adjustment module includes the mobile adjusting means located at each electromagnet group, receives and performs signal 501, by electromagnetism
The distance values of iron group are turned down, until LAway from<Sense the diameter of disk;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompting
Sound.
Step 9：Non-magnetic product transports to mine tailing end by belt, is discharged into the trough of non-magnetic product（Generally mine tailing）.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1st, mine disk-type magnetic separator of the invention, mainly solve weak magnetic mineral or rare of the particle diameter in below 2-3mm
Metallic ore is not easy the technical problem being screened, and effectively can be sorted magnetic ore and non-magnetic concentration stone, it is ensured that mineral
Magnetic separation precision；
2nd, mine disk-type magnetic separator of the invention, it can automatically monitor whole magnetic separation process so that operation is extremely simple
Just, it is easy to use, it is adapted to popularization and application.
3rd, mine disk-type magnetic separator of the invention, real-time is good, reliability and safe；Can greatly improve selects magnetic to imitate
Rate；By the accurate monitoring of the relevant parameter to magnetic separator, realize and magnetic separator is automatically adjusted, automaticity is high, section
About resource.
Brief description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the structural representation of the mine disk-type magnetic separator of the present invention；
Fig. 2 is Fig. 1 left view.
Marked in figure：1- feed hoppers, 2- give ore deposit cylinder, 3- belt conveyors, 4- sensing disks, 5- electromagnet.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
This specification（Including any accessory claim, summary）Disclosed in any feature, unless specifically stated otherwise,
Replaced by other equivalent or with similar purpose alternative features.I.e., unless specifically stated otherwise, each feature is a series of
An example in equivalent or similar characteristics.
Mine disk-type magnetic separator as illustrated in figs. 1 and 2, of the invention, including belt conveyor 3, the belt conveyor 3
It is provided with above feed end to ore deposit cylinder 2, it is described to be provided with feed hopper 1 to ore deposit cylinder 2；The entrance to ore deposit cylinder 2 connects
Feed hopper 1, described to magnetic pole is provided with ore deposit cylinder 2, the exit to ore deposit cylinder 2 is directed at the feed end of belt conveyor 3；Institute
State and be provided with material collecting tank below the discharge end of belt conveyor 3；The top of the belt conveyor 3 is provided with multiple sensing disks 4, described defeated
Send and be provided with some electromagnet groups between the upper and lower belt of belt 3.The sensing disk 4 is two groups, and along the fortune of belt conveyor 3
Line direction is arranged；The sensing disk 4 is connected to worm and wormwheel reductor by suspending rod；The sensing disk 4 is in inverted
Disc structure, some dentalations are evenly equipped with the edge of the disk.The electromagnet group is arranged to by three groups of electromagnet 5
" mountain " character form structure；And traffic direction arrangement of three groups of electromagnet 5 along belt conveyor 3；Two of which sensing disk 4 is located at respectively
Between two groups of adjacent electromagnet 5；The distance between any two groups of electromagnet 5 are respectively less than the diameter for sensing disk 4.The sensing
The adjustable range of distance is 0-20mm between disk 4 and electromagnet 5；The magnetic field intensity that the electromagnet group is formed is 880-
1440KA/m。
With disk-type magnetic separator in use, ore by discharging strongly magnetic mineral in advance to ore deposit cylinder in the mine of the present invention
Afterwards, equably it is discharged to on barrow band, and is sent to belt in the gapped magnetic field below sensing disk, weak magnetic mineral is by magnetic
Power acts on, and is drawn onto on the pointed tooth of disk, and is brought with disc rotary to the both sides of belt, herein because magnetic field intensity drastically declines,
So in the presence of gravity and centrifugal force, in the trough for the magnetic product for falling on belt both sides（Generally concentrate）；It is non magnetic
Product transports to mine tailing end by belt, is discharged into the trough of non-magnetic product（Generally mine tailing）.Particle diameter is solved below 2-3mm's
Weak magnetic mineral or rare metal ore are not easy the technical problem being screened, and effectively can enter magnetic ore and non-magnetic concentration stone
Row sorting, it is ensured that mineral magnetic separation precision；Whole magnetic separation process can automatically be monitored so that operation is extremely easy, easy to use,
It is adapted to popularization and application.
As shown in Fig. 1, a kind of automatic control system of mine disk-type magnetic separator, it is characterised in that it includes：Length
Detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module, current regulating module and master controller；It is described
Length detection module includes the length detection instrument on feed end, electromagnet 5 and sensing disk 4, for detecting conveyer belt
Give ore deposit thickness value LIt is thick, and be converted into digital signaling zero 01 and be transferred to master controller, detect the distance values L of adjacent electromagnet groupAway from,
And it is converted into digital signaling zero 02 and is transferred to master controller；Distance L between measurement sensing disk 4 and electromagnet 5Circle,And it is converted into number
Word signal 003 is transferred to master controller；The speed measuring module includes the speed detector located at conveyer belt roller, is given for measuring
Ore deposit speed VOre deposit, and be converted into data signal 101 and be transferred to master controller；
The master controller respectively with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment mould
Block is connected with current regulating module；For receiving digital signaling zero 01, work as LIt is thick≤ predetermined value 01, then passed to disk adjustment module
Pass and perform signal 201, while signal 301 is performed to current regulating module transmission；When predetermined value 01<LIt is thick<During predetermined value 02, then to
The transmission of disk adjustment module performs signal 202, while performs signal 302 to current regulating module transmission；LIt is thick>=predetermined value 02, then
Signal 203 is performed to the transmission of disk adjustment module, while signal 303 is performed to current regulating module transmission；Receive data signal
002, work as LAway fromDuring the diameter of >=sensing disk 4, signal 401 is performed to alarm module transmission, while perform to the transmission of roll adjustment module
Signal 501；Digital signaling zero 03 is received, works as LCircle>=20mm or LCircleWhen≤0, then signal 402 is performed to alarm module transmission, simultaneously
Signal 601 is performed to the transmission of disk adjustment module；Data signal 101 is received, works as VOre depositDuring≤predetermined value 03, then predetermined value 03 is calculated
With VOre depositDifference N1, and to the transmission of disk adjustment module perform signal 204, while to current regulating module transmission perform signal
304；VOre deposit>Predetermined value 03, then calculate VOre depositWith the difference N2 of predetermined value 03, and to the transmission of disk adjustment module perform signal 205, together
When to current regulating module transmission perform signal 306；
The disk adjustment module includes being connected to the motor of worm and wormwheel reductor, and signal 201 is performed for receiving, will
The rotational speed regulation of disk 4 is sensed to predetermined value 11；Receive and perform signal 202, by the rotational speed regulation of sensing disk 4 to predetermined value
12；Receive and perform signal 203, by the rotational speed regulation of sensing disk 4 to predetermined value 13；Receive and perform signal 601, disk will be sensed
Distance is adjusted to 0-20mm between 4 and electromagnet 5；Receive and perform signal 204, and the rotating speed for sensing disk 4 is lowered
N1* predetermined values 14；Receive and perform signal 205, and the rotating speed for sensing disk 4 is raised into N2* predetermined values 14；
The current regulating module, receive and perform signal 301, by the supply current regulation of electromagnet group to predetermined value 21；
Receive and perform signal 302, by the supply current regulation of electromagnet group to predetermined value 22；Receive and perform signal 303, by electromagnet group
Supply current regulation to predetermined value 23；Receive and perform signal 304, and the supply electric current of electromagnet group is lowered into N1* predetermined values
15；Receive and perform signal 305, and the supply electric current of electromagnet group is raised into N2* predetermined values 15；
Such as, if as 13=0.1m/s of predetermined value, VOre deposit=0.05m/s, 0.1-0.05=0.05m/s, if predetermined value 15=100,
0.05*100=5A, then the supply electric current of electromagnet group is lowered into 5A.If as 13=0.15m/s of predetermined value, VOre deposit=0.1m/s,
0.15-0.1=0.05m/s, if predetermined value 15=100,0.05*100=5A, then the supply electric current of electromagnet group is raised into 5A；It is predetermined
The value of value 15 is different according to the selection of different magnetic separators.
Roll adjustment module includes the mobile adjusting means located at each electromagnet group, receives and performs signal 501, by electromagnet group
Distance values are turned down, until LAway from<Sense the diameter of disk 4;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompting
Sound.
Further, predetermined value 01<Predetermined value 02；Predetermined value 11<Predetermined value 12<Predetermined value 13；Predetermined value 21<Predetermined value
22<Predetermined value 23.（It is i.e. directly proportional to the rotating speed of sensing disk and the supply electric current of electromagnet group to ore deposit thickness；To ore deposit speed with
The rotating speed of sensing disk and the supply electric current of electromagnet group are directly proportional；）
Further, the mobile adjusting means, including guide rail and the sliding plane of electromagnet bottom under electromagnet
Structure；The slipping mechanism is provided with screens device, and when electromagnet need to move, screens device is retracted.
Further, a kind of autocontrol method of the automatic control system of mine disk-type magnetic separator, it is characterised in that
It comprises the following steps：
Step 1：Open a kind of mine disk-type magnetic separator and a kind of automatic control system of mine disk-type magnetic separator
Power supply；
Step 2：Ore is put into feed hopper 1, after ore by discharging strongly magnetic mineral in advance to ore deposit cylinder, is equably discharged to
To on barrow band；
Step 3：Ore deposit thickness value L is given on length detection module detection conveyer beltIt is thick, and be converted into digital signaling zero 01 and transmit
To master controller, the distance values L of adjacent electromagnet group is detectedAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measurement
Sense distance L between disk 4 and electromagnet 5Circle,And it is converted into digital signaling zero 03 and is transferred to master controller；
Speed measuring module includes the speed detector located at conveyer belt roller, and ore deposit speed V is given for measuringOre deposit, and it is converted into number
Word signal 101 is transferred to master controller；
Step 4：Ore is sent in the gapped magnetic field below sensing disk with belt, weak magnetic mineral by magneticaction,
It is drawn onto on the pointed tooth of disk, and is brought with disc rotary to belt both sides,（Herein because magnetic field intensity drastically declines, so in weight
In the presence of power and centrifugal force,）Fall in the trough of the magnetic product of belt both sides（Generally concentrate）；
Step 5：In step 4, PLC receives digital signaling zero 01, works as LIt is thick≤ predetermined value 01, then passed to disk adjustment module
Pass and perform signal 201, while signal 301 is performed to current regulating module transmission；When predetermined value 01<LIt is thick<During predetermined value 02, then to
The transmission of disk adjustment module performs signal 202, while performs signal 302 to current regulating module transmission；LIt is thick>=predetermined value 02, then
Signal 203 is performed to the transmission of disk adjustment module, while signal 303 is performed to current regulating module transmission；Receive data signal
002, work as LAway fromDuring the diameter of >=sensing disk 4, signal 401 is performed to alarm module transmission, while perform to the transmission of roll adjustment module
Signal 501；Digital signaling zero 03 is received, works as LCircle>=20mm or LCircleWhen≤0, then signal 402 is performed to alarm module transmission, simultaneously
Signal 601 is performed to the transmission of disk adjustment module；Data signal 101 is received, works as VOre depositDuring≤predetermined value 03, then predetermined value 03 is calculated
With VOre depositDifference N1, and to the transmission of disk adjustment module perform signal 204, while to current regulating module transmission perform signal
304；VOre deposit>Predetermined value 03, then calculate VOre depositWith the difference N2 of predetermined value 03, and to the transmission of disk adjustment module perform signal 205, together
When to current regulating module transmission perform signal 306；
Step 6：Disk adjustment module includes being connected to the motor of worm and wormwheel reductor, and signal 201 is performed for receiving,
By the rotational speed regulation of sensing disk 4 to predetermined value 11；Receive and perform signal 202, by the rotational speed regulation of sensing disk 4 to predetermined value
12；Receive and perform signal 203, by the rotational speed regulation of sensing disk 4 to predetermined value 13；Receive and perform signal 601, disk will be sensed
Distance is adjusted to 0-20mm between 4 and electromagnet 5；Receive and perform signal 204, and the rotating speed for sensing disk 4 is lowered
N1* predetermined values 14；Receive and perform signal 205, and the rotating speed for sensing disk 4 is raised into N2* predetermined values 14；
Step 7：Current regulating module, receive and perform signal 301, by the supply current regulation of electromagnet group to predetermined value
21；Receive and perform signal 302, by the supply current regulation of electromagnet group to predetermined value 22；Receive and perform signal 303, by electromagnetism
The supply current regulation of iron group is to predetermined value 23；Receive and perform signal 304, and the supply electric current downward N1* of electromagnet group is pre-
Definite value 15；Receive and perform signal 305, and the supply electric current of electromagnet group is raised into N2* predetermined values 15；
Step 8：Roll adjustment module includes the mobile adjusting means located at each electromagnet group, receives and performs signal 501, by electromagnetism
The distance values of iron group are turned down, until LAway from<Sense the diameter of disk 4;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompting
Sound.
Step 9：Non-magnetic product transports to mine tailing end by belt, is discharged into the trough of non-magnetic product（Generally mine tailing）.
The invention is not limited in foregoing embodiment.The present invention, which expands to, any in this manual to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (5)
- A kind of 1. mine disk-type magnetic separator, it is characterised in that：It includes belt conveyor（3）, the belt conveyor（3）Charging End top, which is provided with, gives ore deposit cylinder（2）, it is described to give ore deposit cylinder（2）It is provided with feed hopper（1）；The belt conveyor（3）Discharge end Lower section is provided with material collecting tank；The belt conveyor（3）Top be provided with multiple sensing disks（4）, the belt conveyor（3）It is upper, Some electromagnet groups are provided between lower belt；The sensing disk（4）For two groups, and along belt conveyor（3）Traffic direction cloth Put；The sensing disk（4）Worm and wormwheel reductor is connected to by suspending rod；The sensing disk（4）In inverted disk Structure, some dentalations are evenly equipped with the edge of the disk；The electromagnet group is by three groups of electromagnet（5）It is arranged on " mountain " Character form structure；And three groups of electromagnet（5）Along belt conveyor（3）Traffic direction arrangement；Two of which senses disk（4）Position respectively In two groups of adjacent electromagnet（5）Between；Any two groups of electromagnet（5）The distance between be respectively less than sensing disk（4）Diameter； The sensing disk（4）With electromagnet（5）Between the adjustable range of distance be 0-20mm；The magnetic field that the electromagnet group is formed is strong Spend for 880-1440KA/m;Control system, including：Length detection module, speed measuring module, disk adjustment module, alarm module, Roll adjustment module, current regulating module and master controller；The length detection module is included located at feed end, electromagnet（5）And sense Answer disk（4）On length detection instrument, for detect on conveyer belt to ore deposit thickness value LIt is thick, and be converted into digital signaling zero 01 and pass Master controller is handed to, detects the distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Survey Amount sensing disk（4）With electromagnet（5）Between distance LCircle,And it is converted into digital signaling zero 03 and is transferred to master controller；It is described to test the speed Module includes the speed detector located at conveyer belt roller, and ore deposit speed V is given for measuringOre deposit, and be converted into data signal 101 and transmit To master controller；The master controller respectively with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module and Current regulating module is connected；For receiving digital signaling zero 01, work as LIt is thick≤ predetermined value 01, then held to disk adjustment module transmission Row signal 201, while perform signal 301 to current regulating module transmission；When predetermined value 01<LIt is thick<During predetermined value 02, then to disk Adjustment module transmission performs signal 202, while performs signal 302 to current regulating module transmission；LIt is thick>=predetermined value 02, then to circle The transmission of disk adjustment module performs signal 203, while performs signal 303 to current regulating module transmission；Digital signaling zero 02 is received, Work as LAway from>=sensing disk（4）Diameter when, perform signal 401 to alarm module transmission, while perform letter to roll adjustment module transmission Numbers 501；Digital signaling zero 03 is received, works as LCircle>=20mm or LCircleWhen≤0, then to alarm module transmission execution signal 402, while to The transmission of disk adjustment module performs signal 601；Data signal 101 is received, works as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 with VOre depositDifference N1, and to the transmission of disk adjustment module perform signal 204, while to current regulating module transmission perform signal 304； VOre deposit>Predetermined value 03, then calculate VOre depositWith the difference N2 of predetermined value 03, and to the transmission of disk adjustment module perform signal 205, while to Current regulating module transmission performs signal 306；The disk adjustment module includes being connected to the motor of worm and wormwheel reductor, performs signal 201 for receiving, will sense Disk（4）Rotational speed regulation to predetermined value 11；Receive and perform signal 202, disk will be sensed（4）Rotational speed regulation to predetermined value 12；Receive and perform signal 203, disk will be sensed（4）Rotational speed regulation to predetermined value 13；Receive and perform signal 601, sensing is justified Disk（4）With electromagnet（5）Between distance adjust to 0-20mm；Receive and perform signal 204, and disk will be sensed（4）'s Rotating speed lowers N1* predetermined values 14；Receive and perform signal 205, and disk will be sensed（4）Rotating speed up-regulation N2* predetermined values 14；The current regulating module, receive and perform signal 301, by the supply current regulation of electromagnet group to predetermined value 21；Receive Signal 302 is performed, by the supply current regulation of electromagnet group to predetermined value 22；Receive and perform signal 303, by the confession of electromagnet group Induced current is adjusted to predetermined value 23；Receive and perform signal 304, and the supply electric current of electromagnet group is lowered into N1* predetermined values 15；Connect Row signal 305 is accepted, and the supply electric current of electromagnet group is raised into N2* predetermined values 15；Roll adjustment module includes the mobile adjusting means located at each electromagnet group, receives and performs signal 501, by the spacing of electromagnet group Value is turned down, until LAway from<Sense disk（4）Diameter;Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompt tone.
- 2. mine disk-type magnetic separator as claimed in claim 1, it is characterised in that：It is described to give ore deposit cylinder（2）Entrance connect Connect feed hopper（1）, it is described to give ore deposit cylinder（2）It is interior to be provided with magnetic pole, it is described to give ore deposit cylinder（2）Exit alignment belt conveyor（3） Feed end.
- 3. mine disk-type magnetic separator as claimed in claim 2, it is characterised in that predetermined value 01<Predetermined value 02；Predetermined value 11 <Predetermined value 12<Predetermined value 13；Predetermined value 21<Predetermined value 22<Predetermined value 23.
- 4. mine disk-type magnetic separator as claimed in claim 3, it is characterised in that the mobile adjusting means, including located at The slipping mechanism of guide rail and electromagnet bottom under electromagnet；The slipping mechanism is provided with screens device, when electromagnet needs to move When, screens device is retracted.
- 5. the mine disk-type magnetic separator as described in claims 1 to 3 is any, it is characterised in that its control method included, bag Include following steps：Step 1：Open a kind of mine disk-type magnetic separator and a kind of power supply of the automatic control system of mine disk-type magnetic separator；Step 2：Ore is put into feed hopper（1）, after ore by discharging strongly magnetic mineral in advance to ore deposit cylinder, be equably discharged to On barrow band；Step 3：Ore deposit thickness value L is given on length detection module detection conveyer beltIt is thick, and be converted into digital signaling zero 01 and be transferred to master Controller, detect the distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measurement sensing Disk（4）With electromagnet（5）Between distance LCircle,And it is converted into digital signaling zero 03 and is transferred to master controller；Speed measuring module includes the speed detector located at conveyer belt roller, and ore deposit speed V is given for measuringOre deposit, and it is converted into digital letter Numbers 101 are transferred to master controller；Step 4：Ore is sent in the gapped magnetic field below sensing disk with belt, and weak magnetic mineral is inhaled by magneticaction Brought onto the pointed tooth of disk, and with disc rotary to belt both sides, in the trough for the magnetic product for falling on belt both sides；Step 5：In step 4, PLC receives digital signaling zero 01, works as LIt is thick≤ predetermined value 01, then held to disk adjustment module transmission Row signal 201, while perform signal 301 to current regulating module transmission；When predetermined value 01<LIt is thick<During predetermined value 02, then to disk Adjustment module transmission performs signal 202, while performs signal 302 to current regulating module transmission；LIt is thick>=predetermined value 02, then to circle The transmission of disk adjustment module performs signal 203, while performs signal 303 to current regulating module transmission；Digital signaling zero 02 is received, Work as LAway from>=sensing disk（4）Diameter when, perform signal 401 to alarm module transmission, while perform letter to roll adjustment module transmission Numbers 501；Digital signaling zero 03 is received, works as LCircle>=20mm or LCircleWhen≤0, then to alarm module transmission execution signal 402, while to The transmission of disk adjustment module performs signal 601；Data signal 101 is received, works as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 with VOre depositDifference N1, and to the transmission of disk adjustment module perform signal 204, while to current regulating module transmission perform signal 304； VOre deposit>Predetermined value 03, then calculate VOre depositWith the difference N2 of predetermined value 03, and to the transmission of disk adjustment module perform signal 205, while to Current regulating module transmission performs signal 306；Step 6：Disk adjustment module includes being connected to the motor of worm and wormwheel reductor, performs signal 201 for receiving, will feel Answer disk（4）Rotational speed regulation to predetermined value 11；Receive and perform signal 202, disk will be sensed（4）Rotational speed regulation to predetermined value 12；Receive and perform signal 203, disk will be sensed（4）Rotational speed regulation to predetermined value 13；Receive and perform signal 601, sensing is justified Disk（4）With electromagnet（5）Between distance adjust to 0-20mm；Receive and perform signal 204, and disk will be sensed（4）'s Rotating speed lowers N1* predetermined values 14；Receive and perform signal 205, and disk will be sensed（4）Rotating speed up-regulation N2* predetermined values 14；Step 7：Current regulating module, receive and perform signal 301, by the supply current regulation of electromagnet group to predetermined value 21；Connect Row signal 302 is accepted, by the supply current regulation of electromagnet group to predetermined value 22；Receive and perform signal 303, by electromagnet group Current regulation is supplied to predetermined value 23；Receive and perform signal 304, and the supply electric current of electromagnet group is lowered into N1* predetermined values 15； Receive and perform signal 305, and the supply electric current of electromagnet group is raised into N2* predetermined values 15；Step 8：Roll adjustment module includes the mobile adjusting means located at each electromagnet group, receives and performs signal 501, by electromagnet group Distance values turn down, until LAway from<Sense disk（4）Diameter;Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompt tone；Step 9：Non-magnetic product transports to mine tailing end by belt, is discharged into the trough of non-magnetic product.
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| JP2932925B2 (en) * | 1994-02-02 | 1999-08-09 | 日本鋼管株式会社 | Cleaning solution purifier for steel strip |
| RU2246358C1 (en) * | 2003-10-13 | 2005-02-20 | Научно-исследовательское учреждение Институт физики им. Л.В. Киренского Сибирского отделения РАН | Magnetic separator-analyzer |
| CN2868428Y (en) * | 2005-10-10 | 2007-02-14 | 抚顺隆基磁电设备有限公司 | Magnetic distance adjustable induction disk type magnetic separating machine |
| CN101912817B (en) * | 2010-08-16 | 2012-02-29 | 河南理工大学 | Rotary disc type high-gradient permanent magnetic separator |
| CN103331207B (en) * | 2013-06-07 | 2015-12-02 | 李勇军 | A kind of wheat flour magnetic metal thing assay method and device |
| CN205182942U (en) * | 2015-10-27 | 2016-04-27 | 张荣斌 | Disk type magnetic separator is used in mine |
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Effective date of registration: 20171121 Address after: 201315 room, room 2, No. 506, Pu Pu Road, Shanghai, Pudong New Area, China, 2388 Applicant after: Shanghai Fu Xiang ecological environmental Polytron Technologies Inc Address before: 610041 Wuhou District, Chengdu, South Ring Road, No. two, No. 1, building No. 18, building 1, No. 2 Applicant before: Zhang Rongbin |
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