CN205182942U - Disk type magnetic separator is used in mine - Google Patents
Disk type magnetic separator is used in mine Download PDFInfo
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- CN205182942U CN205182942U CN201520836178.XU CN201520836178U CN205182942U CN 205182942 U CN205182942 U CN 205182942U CN 201520836178 U CN201520836178 U CN 201520836178U CN 205182942 U CN205182942 U CN 205182942U
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Abstract
The utility model discloses a disk type magnetic separator is used in mine and automatic control system belong to the mining machinery field. The utility model discloses a disk type magnetic separator is used in mine, including conveyor belt, conveyor belt's feed end top is equipped with for the ore deposit drum, for being equipped with the hopper on the drum of ore deposit, conveyor belt's discharge end below is equipped with the groove that gathers materials, conveyor belt's top is equipped with a plurality of response discs, be equipped with a plurality of electromagnetism iron groups between conveyor belt's the upper and lower belt. The utility model discloses a disk type magnetic separator is used in mine mainly solves weak magnetic mineral or the rare metal ore difficult technical problem that is filtered of particle diameter below 2 -3mm, can select separately magnetic ore stone and non -magnetism ore dressing stone effectively, ensures mineral magnetic separation precision, can monitor whole magnetic separation process with automizing for operate very portably, it is convenient to use, is fit for popularizing and applying.
Description
Technical field
The utility model relates to mining machinery field, especially a kind of mine magnetic separator.
Background technology
In the recovery process in mine, often can use magnetic separator, recycle etc. for the vignite removed in ore, be applicable 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 contains in iron ore, and because its content is rare, people often attempt as often as possible from iron ore, to refine vanadium titanium.At present, conventional means are that ore is carried out Multi-stage refined process, the object of refining vanadium titanium is reached by screening how long, wherein magnetic separator serves vital effect, for removing the magnetic iron ore in mineral, but belongs to the universal product due to the magnetic separator of existing use, and non-expert designs for vanadium titanium, therefore in use, the refinement efficiency of vanadium, titanium can not be improved, therefore also just cause the significant wastage of resource.
Utility model content
Goal of the invention of the present utility model is: for above-mentioned Problems existing, a kind of mine disk-type magnetic separator is provided, mainly solve particle diameter in the weak magnetic mineral of below 2-3mm or the not easily screened technical problem of rare metal ore, effectively magnetic ore and non-magnetic concentration stone can be carried out sorting, guarantee mineral magnetic separation precision; Automatically can monitor whole magnetic separation process, make operation very easy, easy to use, be applicable to applying.
The technical solution adopted in the utility model is as follows:
Mine of the present utility model disk-type magnetic separator, comprises belt conveyor, is provided with to ore deposit cylinder above the feed end of described belt conveyor, and described ore deposit cylinder of giving is provided with feed hopper; Material collecting tank is provided with below the discharge end of described belt conveyor; The top of described belt conveyor is provided with multiple induction disk, is provided with some electromagnet group between the upper and lower belt of described belt conveyor.
Due to said structure, in use, ore, by giving after ore deposit cylinder discharges strongly magnetic mineral in advance, is discharged to equably on barrow band, and delivers in the gapped magnetic field below induction disk with belt, weak magnetic mineral is subject to magneticaction, be drawn onto on the pointed tooth of disk, and bring to the both sides of belt with disc rotary, herein because magnetic field intensity sharply declines, so under the effect of gravity and centrifugal force, fall in the trough of the magnetic product of belt both sides and (be generally concentrate); Non-magnetic product transports to mine tailing end by belt, enters in the trough of non-magnetic product and (is generally mine tailing).Solve particle diameter in the weak magnetic mineral of below 2-3mm or the not easily screened technical problem of rare metal ore, effectively magnetic ore and non-magnetic concentration stone can be carried out sorting, guarantee mineral magnetic separation precision; Automatically can monitor whole magnetic separation process, make operation very easy, easy to use, be applicable to applying.
Mine of the present utility model disk-type magnetic separator, described induction disk is two groups, and arranges along the traffic direction of belt conveyor; Described induction disk is connected to worm and wormwheel reductor by suspending rod; Described induction disk is inverted disc structure, and the edge of this disk is evenly equipped with some dentalations.
Due to said structure, induction disk adopts worm and wormwheel deceleration transmission, by the pole span (adjustable range is 0-20 millimeter) between the adjustable disk of handwheel and electromagnet.
Mine of the present utility model disk-type magnetic separator, described electromagnet group is arranged to " mountain " character form structure by three groups of electromagnet; And three groups of electromagnet are arranged along the traffic direction of belt conveyor; Wherein two induction disks lay respectively between two groups of adjacent electromagnet; Distance between any two groups of electromagnet is all less than the diameter of induction disk.
Due to the above results, in order to ensure magnetic separation effect, the arrangement of electromagnet group and induction disk, can guarantee that weak magnetic mineral is subject to magneticaction, be drawn onto on the pointed tooth of disk, and bring to the both sides of belt with disc rotary, herein because magnetic field intensity sharply declines, so under the effect of gravity and centrifugal force, fall in the trough of the magnetic product of belt both sides and (be generally concentrate).
Mine of the present utility model disk-type magnetic separator, wherein responds to the diameter D=(1/2-2/3 of disk) * belt conveyor width L; The adjustable range of the spacing of described induction disk and electromagnet is 0-20mm; The magnetic field intensity that described electromagnet group is formed is 880-1440KA/m.
Due to said structure, thus particle diameter can be solved in the weak magnetic mineral of below 2-3mm or the not easily screened technical problem of rare metal ore, effectively magnetic ore and non-magnetic concentration stone can be carried out sorting, guarantee mineral magnetic separation precision.
Mine of the present utility model disk-type magnetic separator, the described import department of ore deposit cylinder that gives connects feed hopper, and described giving in the cylinder of ore deposit is provided with magnetic pole, the described feed end aiming at belt conveyor to the exit of ore deposit cylinder.
Due to said structure, in order to prevent blocking, giving ore deposit cylinder built with a low-intensity magnetic field magnetic pole, the strongly magnetic mineral in feed can be discharged in advance; Thus improve the precision of follow-up magnetic separation.
Mine of the present utility model disk-type magnetic separator, the control system also arranged, comprising: length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module, current regulating module and master controller; Described length detection module comprises the length detection instrument be located on feed end, electromagnet and induction disk, for detect on conveyer belt give ore deposit one-tenth-value thickness 1/10 L
thick, and be converted into digital signaling zero 01 and be passed to master controller, detect the distance values L of adjacent electromagnet group
distance, and be converted into digital signaling zero 02 and be passed to master controller; Measure the spacing L of induction disk and electromagnet
circle,and be converted into digital signaling zero 03 and be passed to master controller; Described speed measuring module comprises the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed V
ore deposit, and be converted into data signal 101 and be passed to master controller;
Described master controller is connected with current regulating module with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module respectively; For receiving digital signaling zero 01, work as L
thick≤ predetermined value 01, then transmit executive signal 201 to disk adjustment module, transmits executive signal 301 to current regulating module simultaneously; As predetermined value 01<L
thickduring < predetermined value 02, then transmit executive signal 202 to disk adjustment module, transmit executive signal 302 to current regulating module simultaneously; L
thick>=predetermined value 02, then transmit executive signal 203 to disk adjustment module, transmits executive signal 303 to current regulating module simultaneously; Receive digital signaling zero 02, work as L
distanceduring the diameter of>=induction disk, transmit executive signal 401 to alarm module, simultaneously transmit executive signal 501 to roll adjustment module; Receive digital signaling zero 03, work as L
circle>=20mm or L
circlewhen≤0, then transmit executive signal 402 to alarm module, transmit executive signal 601 to disk adjustment module simultaneously; Receive data signal 101, work as V
ore depositduring≤predetermined value 03, then calculate predetermined value 03 and V
ore depositdifference N1, and transmit executive signal 204 to disk adjustment module, simultaneously transmit executive signal 304 to current regulating module; V
ore deposit> predetermined value 03, then calculate V
ore depositwith the difference N2 of predetermined value 03, and transmit executive signal 205 to disk adjustment module, transmit executive signal 306 to current regulating module simultaneously;
Described disk adjustment module comprises the motor being connected to worm and wormwheel reductor, for receiving executive signal 201, will respond to the rotational speed regulation of disk (4) to predetermined value 11; Receive executive signal 202, the rotational speed regulation of disk (4) will be responded to predetermined value 12; Receive executive signal 203, the rotational speed regulation of disk (4) will be responded to predetermined value 13; Receive executive signal 601, distance adjustment will to be responded between disk and electromagnet within the scope of 0-20mm; Receive executive signal 204, and the rotating speed of induction disk is lowered N1* predetermined value 14; Receive executive signal 205, and the rotating speed of induction disk is raised N2* predetermined value 14;
Described current regulating module, receives executive signal 301, by the supply Current adjustment of electromagnet group to predetermined value 21; Receive executive signal 302, by the supply Current adjustment of electromagnet group to predetermined value 22; Receive executive signal 303, by the supply Current adjustment of electromagnet group to predetermined value 23; Receive executive signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15; Receive executive signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15;
Roll adjustment module comprises the mobile adjusting device being located at each electromagnet group, receives executive signal 501, the distance values of electromagnet group is turned down, until L
distance< responds to the diameter of disk;
Alarm module comprises siren, receives executive signal 401 or executive signal 402, starts siren, sends prompt tone.
Owing to giving ore deposit thickness, to ore deposit speed, the difference of magnetic field intensity and gapped magnetic field, need monitor in real time it and then adjust the relevant parameter of magnetic separator, length detection module is monitored in real time to giving ore deposit thickness, according to the one-tenth-value thickness 1/10 of ore, regulate the speed of induction disk, electromagnet is for the size of induced current, thicker to ore deposit thickness, the speed then responding to disk is faster, to avoid the velocity of rotation because responding to disk slow, cause and select the halfway problem of magnetic, improve and select magnetic efficiency, in like manner, thicker to ore deposit thickness, electromagnet is larger for induced current, namely magnetic field intensity is now stronger, more magnetic ore deposit can be held, avoid causing and select the halfway problem of magnetic, improve and select magnetic efficiency.
Owing to adopting said structure, length detection module also have detected the distance values of induction disk and electromagnet in real time, take the method reporting to the police and automatically regulate its spacing value, touch to avoid the generation between them, and can not the problem of regular event, meanwhile, solve their spacing too large, normally can not take away the problem of concentrate;
Detect the distance values of adjacent electromagnet group, with the diameter avoiding the distance values of adjacent electromagnet group to be greater than induction disk, cause magnetic separator can not the problem of normal operation;
Speed measuring module is measured to ore deposit speed V
ore deposit, faster to ore deposit speed, according to giving ore deposit velocity amplitude, regulate the speed of induction disk, electromagnet is for the size of induced current, faster to ore deposit speed, the speed then responding to disk is faster, avoiding the velocity of rotation because responding to disk slow, causing and selecting the halfway problem of magnetic, improve and select magnetic efficiency, in like manner, faster to ore deposit speed, electromagnet is larger for induced current, and namely magnetic field intensity is now stronger, can hold more magnetic ore deposit, avoid causing and select the halfway problem of magnetic, 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 induction disk and being directly proportional for induced current of electromagnet group; To ore deposit speed and the rotating speed of induction disk and being directly proportional for induced current of electromagnet group.
Further, described mobile adjusting device, comprises the slipping mechanism being located at guide rail under electromagnet and electromagnet bottom; Described slipping mechanism is provided with screens device, and when electromagnet need 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 characterized in that, it comprises the following steps:
Step 1: the power supply opening 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, ore, by giving after ore deposit cylinder discharges strongly magnetic mineral in advance, is discharged to on barrow band equably;
Step 3: length detection module detect on conveyer belt to ore deposit one-tenth-value thickness 1/10 L
thick, and be converted into digital signaling zero 01 and be passed to master controller, detect the distance values L of adjacent electromagnet group
distance, and be converted into digital signaling zero 02 and be passed to master controller; Measure the spacing L of induction disk and electromagnet
circle,and be converted into digital signaling zero 03 and be passed to master controller;
Speed measuring module comprises the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed V
ore deposit, and be converted into data signal 101 and be passed to master controller;
Step 4: ore is delivered in the gapped magnetic field below induction disk with belt, weak magnetic mineral is subject to magneticaction, be drawn onto on the pointed tooth of disk, and bring to belt both sides with disc rotary, (herein because magnetic field intensity sharply declines, so under the effect of gravity and centrifugal force) fall in the trough of the magnetic product of belt both sides and (be generally concentrate);
Step 5: in step 4, PLC receives digital signaling zero 01, works as L
thick≤ predetermined value 01, then transmit executive signal 201 to disk adjustment module, transmits executive signal 301 to current regulating module simultaneously; As predetermined value 01<L
thickduring < predetermined value 02, then transmit executive signal 202 to disk adjustment module, transmit executive signal 302 to current regulating module simultaneously; L
thick>=predetermined value 02, then transmit executive signal 203 to disk adjustment module, transmits executive signal 303 to current regulating module simultaneously; Receive digital signaling zero 02, work as L
distanceduring the diameter of>=induction disk, transmit executive signal 401 to alarm module, simultaneously transmit executive signal 501 to roll adjustment module; Receive digital signaling zero 03, work as L
circle>=20mm or L
circlewhen≤0, then transmit executive signal 402 to alarm module, transmit executive signal 601 to disk adjustment module simultaneously; Receive data signal 101, work as V
ore depositduring≤predetermined value 03, then calculate predetermined value 03 and V
ore depositdifference N1, and transmit executive signal 204 to disk adjustment module, simultaneously transmit executive signal 304 to current regulating module; V
ore deposit> predetermined value 03, then calculate V
ore depositwith the difference N2 of predetermined value 03, and transmit executive signal 205 to disk adjustment module, transmit executive signal 306 to current regulating module simultaneously;
Step 6: disk adjustment module comprises the motor being connected to worm and wormwheel reductor, for receiving executive signal 201, by the rotational speed regulation of induction disk to predetermined value 11; Receive executive signal 202, by the rotational speed regulation of induction disk to predetermined value 12; Receive executive signal 203, by the rotational speed regulation of induction disk to predetermined value 13; Receive executive signal 601, distance adjustment will to be responded between disk and electromagnet within the scope of 0-20mm; Receive executive signal 204, and the rotating speed of induction disk is lowered N1* predetermined value 14; Receive executive signal 205, and the rotating speed of induction disk is raised N2* predetermined value 14;
Step 7: current regulating module, receives executive signal 301, by the supply Current adjustment of electromagnet group to predetermined value 21; Receive executive signal 302, by the supply Current adjustment of electromagnet group to predetermined value 22; Receive executive signal 303, by the supply Current adjustment of electromagnet group to predetermined value 23; Receive executive signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15; Receive executive signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15;
Step 8: roll adjustment module comprises the mobile adjusting device being located at each electromagnet group, receives executive signal 501, the distance values of electromagnet group is turned down, until L
distance< responds to the diameter of disk;
Alarm module comprises siren, receives executive signal 401 or executive signal 402, starts siren, sends prompt tone.
Step 9: non-magnetic product transports to mine tailing end by belt, enters in the trough of non-magnetic product and (is generally mine tailing).
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, mine of the present utility model disk-type magnetic separator, mainly solves particle diameter in the weak magnetic mineral of below 2-3mm or the not easily screened technical problem of rare metal ore, effectively magnetic ore and non-magnetic concentration stone can be carried out sorting, guarantee mineral magnetic separation precision;
2, mine of the present utility model disk-type magnetic separator, automatically can monitor whole magnetic separation process, make operation very easy, easy to use, be applicable to applying.
3, mine of the present utility model disk-type magnetic separator, real-time is good, reliability and security high; Greatly can improve and select magnetic efficiency; By the accurate monitoring of the relevant parameter to magnetic separator, achieve the automatic adjustment to magnetic separator, automaticity is high, has saved resource.
Accompanying drawing explanation
The utility model illustrates by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the structural representation of mine of the present utility model disk-type magnetic separator;
Fig. 2 is the left view of Fig. 1.
Mark in figure: 1-feed hopper, 2-is to ore deposit cylinder, and 3-belt conveyor, 4-responds to disk, 5-electromagnet.
Detailed description of the invention
All features disclosed in this description, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this description (comprising any accessory claim, summary), unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
As illustrated in figs. 1 and 2, mine of the present utility model disk-type magnetic separator, comprises belt conveyor 3, is provided with to ore deposit cylinder 2 above the feed end of described belt conveyor 3, and described ore deposit cylinder 2 of giving is provided with feed hopper 1; The described import department of ore deposit cylinder 2 that gives connects feed hopper 1, and described giving in ore deposit cylinder 2 is provided with magnetic pole, the described feed end aiming at belt conveyor 3 to the exit of ore deposit cylinder 2; Material collecting tank is provided with below the discharge end of described belt conveyor 3; The top of described belt conveyor 3 is provided with multiple induction disk 4, is provided with some electromagnet group between the upper and lower belt of described belt conveyor 3.Described induction disk 4 is two groups, and arranges along the traffic direction of belt conveyor 3; Described induction disk 4 is connected to worm and wormwheel reductor by suspending rod; Described induction 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 electromagnet 5; And three groups of electromagnet 5 are arranged along the traffic direction of belt conveyor 3; Wherein two induction disks 4 lay respectively between two groups of adjacent electromagnet 5; Distance between any two groups of electromagnet 5 is all less than the diameter of induction disk 4.The diameter D=1/2-2/3* belt conveyor 3 width L(wherein responding to disk 4 is preferably D=1/2L*); Described induction disk 4 is 0-20mm with the adjustable range of the spacing of electromagnet 5; The magnetic field intensity that described electromagnet group is formed is 880-1440KA/m.
Mine of the present utility model disk-type magnetic separator in use, ore is by giving after ore deposit cylinder discharges strongly magnetic mineral in advance, be discharged to on barrow band equably, and deliver in the gapped magnetic field below induction disk with belt, weak magnetic mineral is subject to magneticaction, is drawn onto on the pointed tooth of disk, and the both sides of belt are brought to disc rotary, herein because magnetic field intensity sharply declines, so under the effect of gravity and centrifugal force, fall in the trough of the magnetic product of belt both sides and (be generally concentrate); Non-magnetic product transports to mine tailing end by belt, enters in the trough of non-magnetic product and (is generally mine tailing).Solve particle diameter in the weak magnetic mineral of below 2-3mm or the not easily screened technical problem of rare metal ore, effectively magnetic ore and non-magnetic concentration stone can be carried out sorting, guarantee mineral magnetic separation precision; Automatically can monitor whole magnetic separation process, make operation very easy, easy to use, be applicable to applying.
As shown in Figure 1, the automatic control system of a kind of mine disk-type magnetic separator, it is characterized in that, it comprises: length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module, current regulating module and master controller; Described length detection module comprise be located at feed end, electromagnet 5 and induction disk 4 on length detection instrument, for detect on conveyer belt give ore deposit one-tenth-value thickness 1/10 L
thick, and be converted into digital signaling zero 01 and be passed to master controller, detect the distance values L of adjacent electromagnet group
distance, and be converted into digital signaling zero 02 and be passed to master controller; Measure the spacing L of induction disk 4 and electromagnet 5
circle,and be converted into digital signaling zero 03 and be passed to master controller; Described speed measuring module comprises the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed V
ore deposit, and be converted into data signal 101 and be passed to master controller;
Described master controller is connected with current regulating module with length detection module, speed measuring module, disk adjustment module, alarm module, roll adjustment module respectively; For receiving digital signaling zero 01, work as L
thick≤ predetermined value 01, then transmit executive signal 201 to disk adjustment module, transmits executive signal 301 to current regulating module simultaneously; As predetermined value 01<L
thickduring < predetermined value 02, then transmit executive signal 202 to disk adjustment module, transmit executive signal 302 to current regulating module simultaneously; L
thick>=predetermined value 02, then transmit executive signal 203 to disk adjustment module, transmits executive signal 303 to current regulating module simultaneously; Receive digital signaling zero 02, work as L
distanceduring the diameter of>=induction disk 4, transmit executive signal 401 to alarm module, simultaneously transmit executive signal 501 to roll adjustment module; Receive digital signaling zero 03, work as L
circle>=20mm or L
circlewhen≤0, then transmit executive signal 402 to alarm module, transmit executive signal 601 to disk adjustment module simultaneously; Receive data signal 101, work as V
ore depositduring≤predetermined value 03, then calculate predetermined value 03 and V
ore depositdifference N1, and transmit executive signal 204 to disk adjustment module, simultaneously transmit executive signal 304 to current regulating module; V
ore deposit> predetermined value 03, then calculate V
ore depositwith the difference N2 of predetermined value 03, and transmit executive signal 205 to disk adjustment module, transmit executive signal 306 to current regulating module simultaneously;
Described disk adjustment module comprises the motor being connected to worm and wormwheel reductor, for receiving executive signal 201, by the rotational speed regulation of induction disk 4 to predetermined value 11; Receive executive signal 202, by the rotational speed regulation of induction disk 4 to predetermined value 12; Receive executive signal 203, by the rotational speed regulation of induction disk 4 to predetermined value 13; Receive executive signal 601, distance adjustment will to be responded between disk 4 and electromagnet 5 within the scope of 0-20mm; Receive executive signal 204, and the rotating speed of induction disk 4 is lowered N1* predetermined value 14; Receive executive signal 205, and the rotating speed of induction disk 4 is raised N2* predetermined value 14;
Described current regulating module, receives executive signal 301, by the supply Current adjustment of electromagnet group to predetermined value 21; Receive executive signal 302, by the supply Current adjustment of electromagnet group to predetermined value 22; Receive executive signal 303, by the supply Current adjustment of electromagnet group to predetermined value 23; Receive executive signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15; Receive executive 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, V
ore 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, V
ore 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 separator.
Roll adjustment module comprises the mobile adjusting device being located at each electromagnet group, receives executive signal 501, the distance values of electromagnet group is turned down, until L
distance< responds to the diameter of disk 4;
Alarm module comprises siren, receives executive signal 401 or executive signal 402, starts siren, sends 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.(namely give ore deposit thickness and the rotating speed of induction disk and being directly proportional for induced current of electromagnet group; To ore deposit speed and the rotating speed of induction disk and being directly proportional for induced current of electromagnet group; )
Further, described mobile adjusting device, comprises the slipping mechanism being located at guide rail under electromagnet and electromagnet bottom; Described slipping mechanism is provided with screens device, and when electromagnet need 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 characterized in that, it comprises the following steps:
Step 1: the power supply opening 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, ore, by giving after ore deposit cylinder discharges strongly magnetic mineral in advance, is discharged to on barrow band equably;
Step 3: length detection module detect on conveyer belt to ore deposit one-tenth-value thickness 1/10 L
thick, and be converted into digital signaling zero 01 and be passed to master controller, detect the distance values L of adjacent electromagnet group
distance, and be converted into digital signaling zero 02 and be passed to master controller; Measure the spacing L of induction disk 4 and electromagnet 5
circle,and be converted into digital signaling zero 03 and be passed to master controller;
Speed measuring module comprises the speed detector being located at conveyer belt cylinder, for measuring to ore deposit speed V
ore deposit, and be converted into data signal 101 and be passed to master controller;
Step 4: ore is delivered in the gapped magnetic field below induction disk with belt, weak magnetic mineral is subject to magneticaction, be drawn onto on the pointed tooth of disk, and bring to belt both sides with disc rotary, (herein because magnetic field intensity sharply declines, so under the effect of gravity and centrifugal force) fall in the trough of the magnetic product of belt both sides and (be generally concentrate);
Step 5: in step 4, PLC receives digital signaling zero 01, works as L
thick≤ predetermined value 01, then transmit executive signal 201 to disk adjustment module, transmits executive signal 301 to current regulating module simultaneously; As predetermined value 01<L
thickduring < predetermined value 02, then transmit executive signal 202 to disk adjustment module, transmit executive signal 302 to current regulating module simultaneously; L
thick>=predetermined value 02, then transmit executive signal 203 to disk adjustment module, transmits executive signal 303 to current regulating module simultaneously; Receive digital signaling zero 02, work as L
distanceduring the diameter of>=induction disk 4, transmit executive signal 401 to alarm module, simultaneously transmit executive signal 501 to roll adjustment module; Receive digital signaling zero 03, work as L
circle>=20mm or L
circlewhen≤0, then transmit executive signal 402 to alarm module, transmit executive signal 601 to disk adjustment module simultaneously; Receive data signal 101, work as V
ore depositduring≤predetermined value 03, then calculate predetermined value 03 and V
ore depositdifference N1, and transmit executive signal 204 to disk adjustment module, simultaneously transmit executive signal 304 to current regulating module; V
ore deposit> predetermined value 03, then calculate V
ore depositwith the difference N2 of predetermined value 03, and transmit executive signal 205 to disk adjustment module, transmit executive signal 306 to current regulating module simultaneously;
Step 6: disk adjustment module comprises the motor being connected to worm and wormwheel reductor, for receiving executive signal 201, by the rotational speed regulation of induction disk 4 to predetermined value 11; Receive executive signal 202, by the rotational speed regulation of induction disk 4 to predetermined value 12; Receive executive signal 203, by the rotational speed regulation of induction disk 4 to predetermined value 13; Receive executive signal 601, distance adjustment will to be responded between disk 4 and electromagnet 5 within the scope of 0-20mm; Receive executive signal 204, and the rotating speed of induction disk 4 is lowered N1* predetermined value 14; Receive executive signal 205, and the rotating speed of induction disk 4 is raised N2* predetermined value 14;
Step 7: current regulating module, receives executive signal 301, by the supply Current adjustment of electromagnet group to predetermined value 21; Receive executive signal 302, by the supply Current adjustment of electromagnet group to predetermined value 22; Receive executive signal 303, by the supply Current adjustment of electromagnet group to predetermined value 23; Receive executive signal 304, and the induced current that supplies of electromagnet group is lowered N1* predetermined value 15; Receive executive signal 305, and the induced current that supplies of electromagnet group is raised N2* predetermined value 15;
Step 8: roll adjustment module comprises the mobile adjusting device being located at each electromagnet group, receives executive signal 501, the distance values of electromagnet group is turned down, until L
distance< responds to the diameter of disk 4;
Alarm module comprises siren, receives executive signal 401 or executive signal 402, starts siren, sends prompt tone.
Step 9: non-magnetic product transports to mine tailing end by belt, enters in the trough of non-magnetic product and (is generally mine tailing).
The utility model is not limited to aforesaid detailed description of the invention.The utility model expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (5)
1. a mine disk-type magnetic separator, is characterized in that: it comprises belt conveyor (3), is provided with to ore deposit cylinder (2) above the feed end of described belt conveyor (3), and described ore deposit cylinder (2) of giving is provided with feed hopper (1); Material collecting tank is provided with below the discharge end of described belt conveyor (3); The top of described belt conveyor (3) is provided with multiple induction disk (4), is provided with some electromagnet group between the upper and lower belt of described belt conveyor (3).
2. mine as claimed in claim 1 disk-type magnetic separator, is characterized in that: described induction disk (4) is two groups, and arranges along the traffic direction of belt conveyor (3); Described induction disk (4) is connected to worm and wormwheel reductor by suspending rod; Described induction disk (4), in inverted disc structure, the edge of this disk is evenly equipped with some dentalations.
3. mine as claimed in claim 2 disk-type magnetic separator, is characterized in that: described electromagnet group is arranged to " mountain " character form structure by three groups of electromagnet (5); And three groups of electromagnet (5) are arranged along the traffic direction of belt conveyor (3); Wherein two inductions disk (4) lay respectively between two groups of adjacent electromagnet (5); Distance between any two groups of electromagnet (5) is all less than the diameter of induction disk (4).
4. mine as claimed in claim 3 disk-type magnetic separator, is characterized in that: the diameter D=(1/2-2/3 wherein responding to disk (4)) * belt conveyor (3) width L; Described induction disk (4) is 0-20mm with the adjustable range of the spacing of electromagnet (5); The magnetic field intensity that described electromagnet group is formed is 880-1440KA/m.
5. mine as claimed in claim 4 disk-type magnetic separator, it is characterized in that: described to the import department of ore deposit cylinder (2) connection feed hopper (1), described giving in ore deposit cylinder (2) is provided with magnetic pole, the described feed end aiming at belt conveyor (3) to the exit of ore deposit cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520836178.XU CN205182942U (en) | 2015-10-27 | 2015-10-27 | Disk type magnetic separator is used in mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520836178.XU CN205182942U (en) | 2015-10-27 | 2015-10-27 | Disk type magnetic separator is used in mine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105170322A (en) * | 2015-10-27 | 2015-12-23 | 张荣斌 | Disk-type magnetic separator for mines |
| CN106081485A (en) * | 2016-07-29 | 2016-11-09 | 苏州高通机械科技有限公司 | A kind of workpiece screening conveyer belt |
-
2015
- 2015-10-27 CN CN201520836178.XU patent/CN205182942U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105170322A (en) * | 2015-10-27 | 2015-12-23 | 张荣斌 | Disk-type magnetic separator for mines |
| CN106081485A (en) * | 2016-07-29 | 2016-11-09 | 苏州高通机械科技有限公司 | A kind of workpiece screening conveyer belt |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170515 Address after: 030031 No. 3 Civil Aviation South Road, Zheng Cun, Xiaodian District, Shanxi, Taiyuan province (opposite the civil aviation depot) Patentee after: Shanxi Zhongheng Magnetic Materials Co.,Ltd. Address before: 610041 Wuhou District, Chengdu, South Ring Road, No. two, No. 1, building No. 18, building 1, No. 2 Patentee before: Zhang Rongbin |
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| TR01 | Transfer of patent right |