CN205450712U - Mine is with automatic control system of disk type magnetic separator - Google Patents
Mine is with automatic control system of disk type magnetic separator Download PDFInfo
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- CN205450712U CN205450712U CN201520873108.1U CN201520873108U CN205450712U CN 205450712 U CN205450712 U CN 205450712U CN 201520873108 U CN201520873108 U CN 201520873108U CN 205450712 U CN205450712 U CN 205450712U
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Abstract
The utility model discloses a mine is with automatic control system of disk type magnetic separator, its characterized in that, it includes: length detection module, speed measuring module, disc adjusting module, alarm module, roll adjustment module, electric current adjusting module and main control unit, length detection module is used for the ore deposit thickness value L that gives who detects on the conveyer belt to favor, detects the interval value L distance of adjacent electromagnetism iron group, measures apart from the L circle between response disc and the electro -magnet, speed measuring module is used for measuring for ore deposit speed V ore deposit, main control unit is according to the value of thick, the L of L apart from, the mediate V ore deposit of L, and control disc adjusting module, alarm module, roll adjustment module and electric current adjusting module carry out related operations, the utility model discloses a giving ore deposit thickness, monitoring for the accurate of each parameter such as ore deposit speed, magnetic field intensity and magnetic field clearance the magnet separator, to the rotational speed of response disc, the clearance between the electro -magnet and the electric current of electro -magnet etc. Is adjusted automatically. The real -time is good, and reliability and security are high, can improve greatly and select magnetism efficiency.
Description
Technical field
This utility model relates to control field, the automatic control system of a kind of mine disk-type magnetic separator.
Background technology
In the recovery process in mine, often can use magnetic separator, carry out recycling etc. for the vignite removed in Ore, it is adaptable to the magnetic concentration working of the materials such as manganese ore, magnetic iron ore, magnetic iron ore, roasted ore, ilmenite.Wherein the rare metal such as vanadium, titanium resides in iron mine, and owing to its content is rare, people often attempt to as often as possible refine from iron mine vanadium titanium.At present, conventional means are that Ore is carried out Multi-stage refined process, reach to refine the purpose of vanadium titanium by screening how long, wherein magnetic separator serves vital effect, for removing the magnetic iron ore in mineral, but owing to the magnetic separator of existing use belongs to the universal product, not it is specifically designed for the design of vanadium titanium, the most in use, the refinement efficiency of vanadium, titanium can not be improved, the most also resulted in the significant wastage of resource.
Magnetic separator select magnetic during, owing to ore deposit thickness, to the difference of ore deposit speed, magnetic field intensity and gapped magnetic field, needing to adjust in real time the relevant parameter of magnetic separator, as sensed the rotating speed of disk, the gap between electric magnet and the electric current etc. of electric magnet；But owing to the magnetic separator of existing use monitors the most automatically, the relevant parameter selecting magnetic process can not well be held, thus easily cause the wasting of resources, and refine inefficient.
Summary of the invention
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, there is provided a kind of real-time good, reliability and safety are high, the automatic control system of a kind of mine disk-type magnetic separator selecting magnetic efficiency can be improved, can by magnetic separator to ore deposit thickness, to the accurate monitoring of each parameters such as ore deposit speed, magnetic field intensity and gapped magnetic field, the automatically rotating speed to sensing disk, gap and the electric current etc. of electric magnet between electric magnet are adjusted.
The technical solution adopted in the utility model is as follows:
The automatic control system of a kind 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；Described length detection module includes the length detection instrument being located on feed end, electric magnet and sensing disk, for detect on conveyer belt to ore deposit one-tenth-value thickness 1/10 LThick, and be converted into digital signaling zero 01 and be transferred to master controller, detect distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measure spacing L of sensing disk and electric magnetCircle,And be converted into digital signaling zero 03 and be transferred to master controller；Described speed measuring module includes the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed VOre deposit, and be converted into digital signal 101 and be transferred to master controller；
Described master controller is connected with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module and current regulating module respectively；For receiving digital signaling zero 01, work as LThick≤ predetermined value 01, then perform signal 201 to the transmission of disk adjustment module, performs signal 301 to current regulating module transmission simultaneously；As predetermined value 01 < LThick< during predetermined value 02, then perform signal 202 to the transmission of disk adjustment module, perform signal 302 to current regulating module transmission simultaneously；LThick>=predetermined value 02, then perform signal 203 to the transmission of disk adjustment module, performs signal 303 to current regulating module transmission simultaneously；Receive digital signaling zero 02, work as LAway fromDuring the diameter of >=sensing disk, perform signal 401 to alarm module transmission, simultaneously perform signal 501 to the transmission of roll adjustment module；Receive digital signaling zero 03, work as LCircle>=20mm or LCircleWhen≤0, then perform signal 402 to alarm module transmission, perform signal 601 to the transmission of disk adjustment module simultaneously；Receive digital signal 101, work as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 and VOre depositDifference N1, and perform signal 204 to the transmission of disk adjustment module, simultaneously perform signal 304 to current regulating module transmission；VOre deposit> predetermined value 03, then calculate VOre depositWith difference N2 of predetermined value 03, and perform signal 205 to the transmission of disk adjustment module, simultaneously perform signal 306 to current regulating module transmission；
Described disk adjustment module includes the motor being connected to worm and wormwheel reductor, is used for receiving execution signal 201, will sense the rotational speed regulation of disk (4) to predetermined value 11；Receive and perform signal 202, the rotational speed regulation of disk (4) will be sensed to predetermined value 12；Receive and perform signal 203, the rotational speed regulation of disk (4) will be sensed to predetermined value 13；Receive and perform signal 601, in the range of the spacing regulation of sensing disk and electric magnet to 0-20mm；Receive and perform signal 204, and the rotating speed of sensing disk is lowered N1* predetermined value 14；Receive and perform signal 205, and the rotating speed of sensing disk is raised N2* predetermined value 14；
Described current regulating module, receives and performs signal 301, regulating electromagnet group to predetermined value 21 for induced current；Receive and perform signal 302, regulating electromagnet group to predetermined value 22 for induced current；Receive and perform signal 303, regulating electromagnet group to predetermined value 23 for induced current；Receive and perform signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15；Receive and perform signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15；
Roll adjustment module includes the mobile adjusting means being located at each electromagnet group, receives and performs signal 501, the distance values of electromagnet group is turned down, until LAway from< the diameter of sensing disk;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompt tone.
Due to ore deposit thickness, to ore deposit speed, magnetic field intensity and the difference of gapped magnetic field, need it to be monitored in real time and then adjusts the relevant parameter of magnetic separator, length detection module monitors in real time to ore deposit thickness, one-tenth-value thickness 1/10 according to Ore, regulate the speed of sensing disk, electric magnet is for the size of induced current, the thickest to ore deposit thickness, the speed then sensing disk is the fastest, to avoid because the velocity of rotation of sensing disk is slow, cause and select the halfway problem of magnetic, improve and select magnetic efficiency, in like manner, the thickest to ore deposit thickness, electric magnet is the biggest for induced current, magnetic field intensity the most now is the strongest, more many magnetic ore deposit can be held, avoid causing and select the halfway problem of magnetic, improve and select magnetic efficiency.
Owing to using said structure, length detection module have detected the distance values of sensing disk and electric magnet the most in real time, the method taking to report to the police and be automatically adjusted its spacing value, to avoid the generation between them to touch, and the problem that can not be operating normally, meanwhile, their spacing is solved the biggest, it is impossible to the problem normally taking away concentrate；
Detect the distance values of adjacent electromagnet group, to avoid the distance values of the adjacent electromagnet group diameter more than sensing disk, cause the magnetic separator can not the problem of normal operation；
Speed measuring module is measured to ore deposit speed VOre deposit, the fastest to ore deposit speed, according to ore deposit velocity amplitude, regulating the speed of sensing disk, electric magnet is for the size of induced current, the fastest to ore deposit speed, the speed then sensing disk is the fastest, to avoid because the velocity of rotation of sensing disk is slow, causes and selects the halfway problem of magnetic, improve and select magnetic efficiency, in like manner, the fastest to ore deposit speed, electric magnet is the biggest for induced current, and magnetic field intensity the most now is the strongest, can hold more many magnetic ore deposit, avoid causing the halfway problem of magnetic of selecting, improve and select magnetic efficiency.
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 and the rotating speed of sensing disk and being directly proportional for induced current of electromagnet group；To ore deposit speed and the rotating speed of sensing disk and being directly proportional for induced current of electromagnet group.
Further, described mobile adjusting means, including the guide rail being located under electric magnet and the slipping mechanism of electric magnet bottom；Described slipping mechanism is provided with screens device, and when electric magnet need to move, screens device is retracted.
Further, the autocontrol method of the automatic control system of a kind of mine disk-type magnetic separator, it is characterised in that it comprises the following steps:
Step 1: open the power supply of the automatic control system of a kind of mine disk-type magnetic separator and a kind of mine disk-type magnetic separator；
Step 2: Ore is put into feed hopper, after Ore is by discharging strongly magnetic mineral in advance to ore deposit cylinder, is discharged to equably on barrow band；
Step 3: length detection module detection conveyer belt on to ore deposit one-tenth-value thickness 1/10 LThick, and be converted into digital signaling zero 01 and be transferred to master controller, detect distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measure spacing L of sensing disk and electric magnetCircle,And be converted into digital signaling zero 03 and be transferred to master controller；
Speed measuring module includes the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed VOre deposit, and be converted into digital signal 101 and be transferred to master controller；
Step 4: Ore is delivered to sense in the gapped magnetic field below disk with belt, weak magnetic mineral is by magneticaction, it is drawn onto on the pointed tooth of disk, and with disc rotary band to belt both sides, (drastically decline because of magnetic field intensity herein, so under the effect of gravity and centrifugal force) in the trough of the magnetic product of falling belt both sides (generally concentrate)；
Step 5: in step 4, PLC receives digital signaling zero 01, works as LThick≤ predetermined value 01, then perform signal 201 to the transmission of disk adjustment module, performs signal 301 to current regulating module transmission simultaneously；As predetermined value 01 < LThick< during predetermined value 02, then perform signal 202 to the transmission of disk adjustment module, perform signal 302 to current regulating module transmission simultaneously；LThick>=predetermined value 02, then perform signal 203 to the transmission of disk adjustment module, performs signal 303 to current regulating module transmission simultaneously；Receive digital signaling zero 02, work as LAway fromDuring the diameter of >=sensing disk, perform signal 401 to alarm module transmission, simultaneously perform signal 501 to the transmission of roll adjustment module；Receive digital signaling zero 03, work as LCircle>=20mm or LCircleWhen≤0, then perform signal 402 to alarm module transmission, perform signal 601 to the transmission of disk adjustment module simultaneously；Receive digital signal 101, work as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 and VOre depositDifference N1, and perform signal 204 to the transmission of disk adjustment module, simultaneously perform signal 304 to current regulating module transmission；VOre deposit> predetermined value 03, then calculate VOre depositWith difference N2 of predetermined value 03, and perform signal 205 to the transmission of disk adjustment module, simultaneously perform signal 306 to current regulating module transmission；
Step 6: disk adjustment module includes the motor being connected to worm and wormwheel reductor, is used for receiving execution signal 201, 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, in the range of the spacing regulation of sensing disk and electric magnet to 0-20mm；Receive and perform signal 204, and the rotating speed of sensing disk is lowered N1* predetermined value 14；Receive and perform signal 205, and the rotating speed of sensing disk is raised N2* predetermined value 14；
Step 7: current regulating module, receives and performs signal 301, regulating electromagnet group to predetermined value 21 for induced current；Receive and perform signal 302, regulating electromagnet group to predetermined value 22 for induced current；Receive and perform signal 303, regulating electromagnet group to predetermined value 23 for induced current；Receive and perform signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15；Receive and perform signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15；
Step 8: roll adjustment module includes the mobile adjusting means being located at each electromagnet group, receives and performs signal 501, the distance values of electromagnet group turned down, until LAway from< the diameter of sensing disk;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompt tone.
Step 9: non-magnetic product is transported to mine tailing end by belt, enters (generally mine tailing) in the trough of non-magnetic product.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, real-time is good, and reliability and safety are high；
2, can improve and select magnetic efficiency；
3, by the accurate monitoring of the relevant parameter to magnetic separator, it is achieved that being automatically adjusted magnetic separator, automaticity is high, has saved resource；
Accompanying drawing explanation
This utility model will illustrate by example and with reference to the appended drawing, wherein:
Fig. 1 is the structural representation of mine of the present utility model disk-type magnetic separator.
Labelling in figure: 1-feed hopper, 2-senses disk, 5-electric magnet to ore deposit cylinder, 3-belt conveyor, 4-.
Detailed description of the invention
All features disclosed in this specification, or disclosed all methods or during step, in addition to mutually exclusive feature and/or step, all can combine by any way.
Any feature disclosed in this specification (including any accessory claim, summary), unless specifically stated otherwise, all can be by other equivalences or there is the alternative features of similar purpose replaced.I.e., unless specifically stated otherwise, an example during each feature is a series of equivalence or similar characteristics.
As it is shown in figure 1, the automatic control system of a kind 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；Described length detection module includes being located at the length detection instrument on feed end, electric magnet 5 and sensing disk 4, for detect on conveyer belt to ore deposit one-tenth-value thickness 1/10 LThick, and be converted into digital signaling zero 01 and be transferred to master controller, detect distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measure spacing L of sensing disk 4 and electric magnet 5Circle,And be converted into digital signaling zero 03 and be transferred to master controller；Described speed measuring module includes the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed VOre deposit, and be converted into digital signal 101 and be transferred to master controller；
Described master controller is connected with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module and current regulating module respectively；For receiving digital signaling zero 01, work as LThick≤ predetermined value 01, then perform signal 201 to the transmission of disk adjustment module, performs signal 301 to current regulating module transmission simultaneously；As predetermined value 01 < LThick< during predetermined value 02, then perform signal 202 to the transmission of disk adjustment module, perform signal 302 to current regulating module transmission simultaneously；LThick>=predetermined value 02, then perform signal 203 to the transmission of disk adjustment module, performs signal 303 to current regulating module transmission simultaneously；Receive digital signaling zero 02, work as LAway fromDuring the diameter of >=sensing disk 4, perform signal 401 to alarm module transmission, simultaneously perform signal 501 to the transmission of roll adjustment module；Receive digital signaling zero 03, work as LCircle>=20mm or LCircleWhen≤0, then perform signal 402 to alarm module transmission, perform signal 601 to the transmission of disk adjustment module simultaneously；Receive digital signal 101, work as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 and VOre depositDifference N1, and perform signal 204 to the transmission of disk adjustment module, simultaneously perform signal 304 to current regulating module transmission；VOre deposit> predetermined value 03, then calculate VOre depositWith difference N2 of predetermined value 03, and perform signal 205 to the transmission of disk adjustment module, simultaneously perform signal 306 to current regulating module transmission；
Described disk adjustment module includes the motor being connected to worm and wormwheel reductor, is used for receiving execution signal 201, 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, in the range of the spacing regulation of sensing disk 4 and electric magnet 5 to 0-20mm；Receive and perform signal 204, and the rotating speed of sensing disk 4 is lowered N1* predetermined value 14；Receive and perform signal 205, and the rotating speed of sensing disk 4 is raised N2* predetermined value 14；
Described current regulating module, receives and performs signal 301, regulating electromagnet group to predetermined value 21 for induced current；Receive and perform signal 302, regulating electromagnet group to predetermined value 22 for induced current；Receive and perform signal 303, regulating electromagnet group to predetermined value 23 for induced current；Receive and perform signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15；Receive and perform signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15；
As, if as predetermined value 13=0.1m/s, VOre deposit=0.05m/s, 0.1-0.05=0.05m/s, if predetermined value 15=100, then 0.05*100=5A, then lower 5A by the induced current that supplies of electromagnet group.If as predetermined value 13=0.15m/s, VOre deposit=0.1m/s, 0.15-0.1=0.05m/s, if predetermined value 15=100,0.05*100=5A, then raise 5A by the induced current that supplies of electromagnet group；The value of predetermined value 15 is different according to the selection of different magnetic separators.
Roll adjustment module includes the mobile adjusting means being located at each electromagnet group, receives and performs signal 501, the distance values of electromagnet group is turned down, until LAway from< the diameter of sensing disk 4;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompt tone.
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.(i.e. give ore deposit thickness and the rotating speed of sensing disk and being directly proportional for induced current of electromagnet group；To ore deposit speed and the rotating speed of sensing disk and being directly proportional for induced current of electromagnet group；)
Further, described mobile adjusting means, including the guide rail being located under electric magnet and the slipping mechanism of electric magnet bottom；Described slipping mechanism is provided with screens device, and when electric magnet need to move, screens device is retracted.
Further, the autocontrol method of the automatic control system of a kind of mine disk-type magnetic separator, it is characterised in that it comprises the following steps:
Step 1: open the power supply of the automatic control system of a kind of mine disk-type magnetic separator and a kind of mine disk-type magnetic separator；
Step 2: Ore is put into feed hopper 1, after Ore is by discharging strongly magnetic mineral in advance to ore deposit cylinder, is discharged to equably on barrow band；
Step 3: length detection module detection conveyer belt on to ore deposit one-tenth-value thickness 1/10 LThick, and be converted into digital signaling zero 01 and be transferred to master controller, detect distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measure spacing L of sensing disk 4 and electric magnet 5Circle,And be converted into digital signaling zero 03 and be transferred to master controller；
Speed measuring module includes the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed VOre deposit, and be converted into digital signal 101 and be transferred to master controller；
Step 4: Ore is delivered to sense in the gapped magnetic field below disk with belt, weak magnetic mineral is by magneticaction, it is drawn onto on the pointed tooth of disk, and with disc rotary band to belt both sides, (drastically decline because of magnetic field intensity herein, so under the effect of gravity and centrifugal force) in the trough of the magnetic product of falling belt both sides (generally concentrate)；
Step 5: in step 4, PLC receives digital signaling zero 01, works as LThick≤ predetermined value 01, then perform signal 201 to the transmission of disk adjustment module, performs signal 301 to current regulating module transmission simultaneously；As predetermined value 01 < LThick< during predetermined value 02, then perform signal 202 to the transmission of disk adjustment module, perform signal 302 to current regulating module transmission simultaneously；LThick>=predetermined value 02, then perform signal 203 to the transmission of disk adjustment module, performs signal 303 to current regulating module transmission simultaneously；Receive digital signaling zero 02, work as LAway fromDuring the diameter of >=sensing disk 4, perform signal 401 to alarm module transmission, simultaneously perform signal 501 to the transmission of roll adjustment module；Receive digital signaling zero 03, work as LCircle>=20mm or LCircleWhen≤0, then perform signal 402 to alarm module transmission, perform signal 601 to the transmission of disk adjustment module simultaneously；Receive digital signal 101, work as VOre depositDuring≤predetermined value 03, then calculate predetermined value 03 and VOre depositDifference N1, and perform signal 204 to the transmission of disk adjustment module, simultaneously perform signal 304 to current regulating module transmission；VOre deposit> predetermined value 03, then calculate VOre depositWith difference N2 of predetermined value 03, and perform signal 205 to the transmission of disk adjustment module, simultaneously perform signal 306 to current regulating module transmission；
Step 6: disk adjustment module includes the motor being connected to worm and wormwheel reductor, is used for receiving execution signal 201, 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, in the range of the spacing regulation of sensing disk 4 and electric magnet 5 to 0-20mm；Receive and perform signal 204, and the rotating speed of sensing disk 4 is lowered N1* predetermined value 14；Receive and perform signal 205, and the rotating speed of sensing disk 4 is raised N2* predetermined value 14；
Step 7: current regulating module, receives and performs signal 301, regulating electromagnet group to predetermined value 21 for induced current；Receive and perform signal 302, regulating electromagnet group to predetermined value 22 for induced current；Receive and perform signal 303, regulating electromagnet group to predetermined value 23 for induced current；Receive and perform signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15；Receive and perform signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15；
Step 8: roll adjustment module includes the mobile adjusting means being located at each electromagnet group, receives and performs signal 501, the distance values of electromagnet group turned down, until LAway from< the diameter of sensing disk 4;
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompt tone.
Step 9: non-magnetic product is transported to mine tailing end by belt, enters (generally mine tailing) in the trough of non-magnetic product.
As it is shown in figure 1, this kind of mine disk-type magnetic separator, including belt conveyor 3, the feed end of described belt conveyor 3 is arranged over to ore deposit cylinder 2, described is provided with feed hopper 1 to ore deposit cylinder 2；Described to import department's connection feed hopper 1 of ore deposit cylinder 2, described to being provided with magnetic pole in ore deposit cylinder 2, the described feed end being directed at belt conveyor 3 to the exit of ore deposit cylinder 2；It is provided with material collecting tank below the discharge end of described belt conveyor 3；Described belt conveyor 3 be arranged over multiple sensing disk 4, be provided with some electromagnet group between the upper and lower belt of described belt conveyor 3.Described sensing disk 4 is two groups, and along the traffic direction layout of belt conveyor 3；Described sensing disk 4 is connected to worm and wormwheel reductor by suspending rod；Described sensing disk 4, in inverted disc structure, the edge of this disk is evenly equipped with some dentalations.Described electromagnet group is arranged to " mountain " character form structure by three groups of electric magnet 5；And three groups of electric magnet 5 arrange along the traffic direction of belt conveyor 3；Two of which sensing disk 4 lays respectively between adjacent two group electric magnet 5；Distance between any two groups of electric magnet 5 is respectively less than the diameter sensing disk 4.Wherein the diameter D=1/2-2/3* belt conveyor 3 width L(of sensing disk 4 is preferably D=1/2L*)；Described sensing disk 4 is 0-20mm with the range of accommodation of the spacing of electric magnet 5；The magnetic field intensity that described electromagnet group is formed is 880-1440KA/m.
This kind of mine is with disk-type magnetic separator in use, after Ore is by discharging strongly magnetic mineral in advance to ore deposit cylinder, it is discharged to on barrow band equably, and deliver to sense in the gapped magnetic field below disk with belt, weak magnetic mineral, by magneticaction, is drawn onto on the pointed tooth of disk, and with the both sides of disc rotary band to belt, drastically decline because of magnetic field intensity herein, so under the gravity effect with centrifugal force, in the trough of the magnetic product falling belt both sides (generally concentrate)；Non-magnetic product is transported to mine tailing end by belt, enters (generally mine tailing) in the trough of non-magnetic product.Solve particle diameter and be difficult to screened technical problem at weak magnetic mineral or the rare metal ore of below 2-3mm, can effectively magnetic ore be sorted with non-magnetic concentration stone, it is ensured that mineral magnetic separation precision；Can automatically monitor whole magnetic separation process so that operation is extremely easy, easy to use, is suitable for popularization and application.
This utility model is not limited to aforesaid detailed description of the invention.This utility model expands to any new feature disclosed in this manual or any new combination, and the arbitrary new method that discloses or the step of process or any new combination.
Claims (2)
1. the automatic control system of a 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；Described length detection module includes being located at the length detection instrument in feed end, electric magnet (5) and sensing disk (4), for detect on conveyer belt to ore deposit one-tenth-value thickness 1/10 LThick, and be converted into digital signaling zero 01 and be transferred to master controller, detect distance values L of adjacent electromagnet groupAway from, and be converted into digital signaling zero 02 and be transferred to master controller；Measure spacing L of sensing disk (4) and electric magnet (5)Circle,And be converted into digital signaling zero 03 and be transferred to master controller；Described speed measuring module includes the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed VOre deposit, and be converted into digital signal 101 and be transferred to master controller；
Described master controller is connected with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module and current regulating module respectively；
Described disk adjustment module includes the motor being connected to worm and wormwheel reductor, is used for receiving execution signal 201, will sense the rotational speed regulation of disk (4) to predetermined value 11；Receive and perform signal 202, the rotational speed regulation of disk (4) will be sensed to predetermined value 12；Receive and perform signal 203, the rotational speed regulation of disk (4) will be sensed to predetermined value 13；Receive and perform signal 601, in the range of the spacing regulation of sensing disk (4) and electric magnet (5) to 0-20mm；Receive and perform signal 204, and the rotating speed that will sense disk (4) lowers N1* predetermined value 14；Receive and perform signal 205, and the rotating speed that will sense disk (4) raises N2* predetermined value 14；
Described current regulating module, receives and performs signal 301, regulating electromagnet group to predetermined value 21 for induced current；Receive and perform signal 302, regulating electromagnet group to predetermined value 22 for induced current；Receive and perform signal 303, regulating electromagnet group to predetermined value 23 for induced current；Receive and perform signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15；Receive and perform signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15；
Roll adjustment module includes the mobile adjusting means being located at each electromagnet group, receives and performs signal 501, the distance values of electromagnet group is turned down, until LAway from< the diameter of sensing disk (4);
Alarm module includes siren, receives and performs signal 401 or perform signal 402, starts siren, send prompt tone.
The automatic control system of a kind of mine the most as claimed in claim 1 disk-type magnetic separator, it is characterised in that described mobile adjusting means, including the guide rail being located under electric magnet and the slipping mechanism of electric magnet bottom；Described slipping mechanism is provided with screens device, and when electric magnet need to move, screens device is retracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520873108.1U CN205450712U (en) | 2015-11-05 | 2015-11-05 | Mine is with automatic control system of disk type magnetic separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520873108.1U CN205450712U (en) | 2015-11-05 | 2015-11-05 | Mine is with automatic control system of disk type magnetic separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205450712U true CN205450712U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520873108.1U Expired - Fee Related CN205450712U (en) | 2015-11-05 | 2015-11-05 | Mine is with automatic control system of disk type magnetic separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205450712U (en) |
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2015
- 2015-11-05 CN CN201520873108.1U patent/CN205450712U/en not_active Expired - Fee Related
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