CN101693223B - Module type permanent magnetic separation rolling machine - Google Patents
Module type permanent magnetic separation rolling machine Download PDFInfo
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- CN101693223B CN101693223B CN2009100662275A CN200910066227A CN101693223B CN 101693223 B CN101693223 B CN 101693223B CN 2009100662275 A CN2009100662275 A CN 2009100662275A CN 200910066227 A CN200910066227 A CN 200910066227A CN 101693223 B CN101693223 B CN 101693223B
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Abstract
The invention relates to a module type permanent magnetic separation rolling machine which is characterized by comprising a stand, a belt conveyer, a feeding mechanism and a collecting hopper, wherein the belt conveyer is sequentially arranged on a plurality of layers in the stand from bottom to top in ladder type derangement and is horizontally arranged and driven by an actuating device, the feeding mechanism is arranged above the feeding end of the belt conveyer, the collecting hopper is arranged below the feeding outlet of the belt conveyer; a driving roll of every layer of the belt conveyer positioned in the feed end is of a magnetic roll structure. The complete machine is controlled by a PID control chamber which can conveniently and rapidly regulate all operation systems of the complete machine and ensure that the separation process runs continuously according to the set program, thereby realizing the automatic regulation of parameters.
Description
Technical field
The present invention relates to a kind of module type permanent magnetic separation rolling machine that is used for nonmetal industry solid waste deironing purification and weak magnetic mineral, fine granular materials dry separation.
Background technology
In recent years, the nonmetallic ore industry development of China was very fast, and the solid waste accumulation that brings thus, pollution and wasting of resources problem seem particularly outstanding, and particularly iron tramp is that its main while also is the most harmful impurity composition.Current, be applied to handle the existing dry-type separation device of solid waste and be mainly roll-type magnetic separator, handle from single roller in the past and to develop into now that domestic two rollers of having finalized the design are arranged in parallel, one bench roller formula magnetic separator can only be finished sorting operation one time, as carry out sorting for twice, then need two magnetic separator series connection, the loaded down with trivial details and wasting space of technology.And general roll-type magnetic separator just plays the enrichment of pre-throwing choosing and concentrate, and can only handle the above material of 5mm, has difficulties for the sorting of the material of fine granularity level.
JK one 506550 type electromagnetism roll-type magnetic separators (abbreviation tramp iron separator), its operation principle is: the bulk material of being carried by belt conveyor, when being installed in the magnetic separator (i.e. Xuan Zhuan direct current magnet) on the bracket at tail part, ferromagnetic foreign material in the material are inhaled, ferromagnetic foreign material are dragged to motorized pulleys unloaded by abandoning the iron adhesive tape, reach the purpose of automatic iron removing.In actual motion, because the bulk materials stacking on the belt conveyor is inhomogeneous, loosing shape thing design thickness should be at 50-100mm.When ferromagnetic foreign material volume is in the shape thing higher part timesharing of loosing more greatly and just, material thickness general＞100mm, surpass scope of design, bulk iron can not be sucked into magnetic field, and the commutation controller on the magnetic separator can only be adjusted to electric current 4.5A (adjusting range 0-10A), when electric current is adjusted to 4.5A when above, controllable silicon (3CI7,0-1000) breakdown, fastp-acting fuse is fused, because electric current can not be adjusted to needed excitatory power, bulk iron is followed material and is entered burner hearth, and traveling-grate stoker is often broken down.
The induction roller magnetic separator that people such as Kapp Ke succeed in developing is genus two a generations dry-type magnetic extractor, and its sorting mode has had improvement, can be divided into two types of skew formula and hoisting types.But they are poor to the sharpness of separation of material, and can only be used for handling the material that granularity is thick and magnetic is stronger, the requirement that can not satisfy experiment type equipment and apply.
Germany invention through improving and being used for the sorting requirement that iron yoke magnet on the strong-magnetic separator with inductive roller can satisfy weakly magnetic material, its ore dressing principle is: three sections induction rollers are other to carried out high intensity magnetic separation by sorting material, the sharpness of separation height, but the rate of recovery is not high, and most of magnetic separators are exclusively used in handles very big water chestnut Jing Kuang and the bloodstone of output, particularly still there is the sorting drawback in Zhong Ou macrosome limonite to fine.
Its weak magnetic mineral for example in the magnetic separation of manganese ore, bloodstone, is adopted the electromagnetic induction roll-type high intensity magnetic separator more, and there are problems such as power consumption height, easily obstruction, cost height in electromagnetic separator; Therefore seek a kind of suitable nonmetallic ore solid waste deironing impurity elimination and cost is low, sharpness of separation is high, treating capacity greatly, not susceptible to plugging dry type permanent-magnet concentration equipment has been extremely urgent.
The main feature of the rare earth permanent magnet magnetic separator of Arvidson B.R. design is the magnetic roller, and (or the staggered choosing of neodymium iron boron adds together as interpole by a large amount of very thin soft iron dishes and SmCo, scantling is very little and the intensity of magnetization is very high, cause out the magnetic field gradient of gradient magnetic separator big especially, the selected of industrial mineral suits, fit on is assembled according to standard size, saves the space.But this magnetic separator only is used for some granularities weakly magnetic material uniformly, when feed preparation unit size is thin, dust phenomenon can occur, so should not carry out fine granularity level experiment in enormous quantities.
Summary of the invention
Purpose of the present invention is developed a kind of controlled, full-automatic, experiment type dry type module type permanent magnetic separation rolling machine that promotional value is arranged that can repeatedly sort, have totally-enclosed dust guard and corollary system and satisfy fine granular materials sorting requirement just at existing weak point in the above-mentioned prior art.
Purpose of the present invention can realize by following technical measures:
Module type permanent magnetic separation rolling machine of the present invention comprise frame, the rack-mounted successively several layers of mode that adopts staged dislocation to arrange from the bottom to top horizontally disposed by actuator drives belt conveyor and be arranged on belt conveyor feed end top feeder, be installed in the receiving hopper of belt conveyor discharge end below; The driven roller (drive roll) that wherein is positioned at every layer of belt conveyor of feed end is the magnetic roll structure.Whole device adopts the control of PID switch board, and PID (proportional-integral-differential) switch board is the adjuster that engineering is most widely used, and its control system comprises controller, sensor, transmitter, executing agency, input/output interface; The automatic adjustment of PID controller parameter realizes by intellectuality adjustment or self-correcting, adaptive algorithm; In establish variable-frequency governor, sensor, the on-off control systems of the equal specification of many groups.Important technological parameters: control is scope 0.00～300Hz frequently; Velocity control accuracy: ± 5% maximum speed; Control voltage 220v; Controlled power 0.75～75KW.Set PID switch board can be regulated the whole operating systems of complete machine easily and efficiently, and assorting room all can be moved continuously according to setting program, realizes the automatic adjustment of parameter.
Device of the present invention is encapsulated in the seal closure that is provided with transparent access panel; Transparent maintenance window frame of the present invention is that flange form is connected and fixed, and with being provided with sealing strip between the locking device, can prevent the diffusion of going out with dust of entering of air, and make things convenient for the observation of experimental phenomena and the maintenance of equipment ruuning situation simultaneously.
Driven roller described in the present invention comprises by the drive mandrel of drive power source, around the permanent magnetic system that is built into by the some trapezoid cross section permanent magnetic steels that adopt the same size size that high performance Nd FeB materials are made of drive mandrel circumference setting, is encapsulated in the cylinder that the employing permeability magnetic material on the permanent magnetic system periphery is made; And every trapezoidal permanent magnetic steel radially length is no more than the cylinder edge.
Driven roller described in the present invention can adopt following manner to realize: promptly the combination with stationary fit is fixed together between the drive mandrel described in the present invention, permanent magnetic system and the cylinder.This structure can make permanent magnetic system rotate with cylinder under the drive of drive mandrel, and magnetic direction alternately changes, and the magnetic flop phenomenon is obvious, and makes that the non-magnetic material that is mingled with in the magnetic material is effectively removed, and has promoted the grade of sorting material.Simultaneously, " dislocation " that the permanent magnetic system of neighbouring driven roller and driven roller produces satisfies the field region magnetic line of force and do not disturb mutually, can effectively suppress the minimizing of permanent magnetic system background field intensity.
Driven roller described in the present invention also can adopt following manner to realize: promptly the permanent magnetic system described in the present invention with and drive mandrel and cylinder between the mode that is movingly combine annular end cap and the drive mandrel Joint of described cylinder by being arranged on its two ends.This structure can keep the relative transfixion of permanent magnetic system when driven roller rotates, thereby realizes farthest fully absorption of magnetic material is improved the rate of recovery.
For preventing that belt material containing when operation from recessed, belt deviation problem taking place, the present invention is set side by side with many transverse horizontal carrying rollers between the levels conveyer belt of every layer of belt conveyor.
Feeder described in the present invention comprises accepts material hopper, feed hopper, doser, material seal closure formation; Described feed hopper lower end is by the fastening top that is installed in doser of interference fit, the doser lower end is installed on the material seal closure in the mode of interference fit, material seal closure lower end with accept the material hopper and closely link to each other, all types of attachment are screw and connect, and are convenient to dismounting, change corresponding device; Adjusting by doser, can make things convenient for, control efficiently by the flow of sorting material and be in interim steady state value, and during via the material seal closure, under the situation that not disturbed by extraneous factor, rely on self gravitation stable particle flow velocity to be in interval interior the variation, accept even, orderly the dividing of material particles that the material hopper falls thereby be implemented in, enter the branch favored area, satisfy the necessity that fully choosing divides in the driving belt surface.Simultaneously, feeding system of the present invention can be realized being free to slide on frame, realize moving forward and backward mechanism by the vertical chute that is provided with on material seal closure and the frame, and can drive doser and the feed hopper that is attached thereto, thereby guaranteed the realization of the mode of many places feeds before and after the machine.
Transmission device of the present invention is made up of motor, reductor, and the output shaft of described reductor combines with drive mandrel by the rack-mounted driven roller of bearing block by shaft coupling; And the driven roller of every layer of belt conveyor overlaps independently actuator drives by one.
Beneficial effect of the present invention is as follows:
(1) the present invention adopts polylith high performance Nd FeB permanent magnetic steel to arrange along the drive mandrel circumferencial direction, make up permanent magnetic system by pushing poly-magnetic technology, realize the continuous dry separation of multistage roller, and forming suitable " dislocation " between every grade of magnetic roller distributes and has different background field intensity, its field strength range 〉=0.5T, magnetic thing to sorting material both can also can make it separate with nonmagnetics by holding mode by the sucking-off mode, so not only increased the flexibility of equipment, also improve the rate of recovery simultaneously, reduced the waste of material.
(2) the feeding system device can move and be provided with a plurality of material inlets in the horizontal direction, can select the design of corresponding magnetic roller and multistage roller to bring out the best in each other according to the magnetic property difference of different sorting materials, has realized the multi-stratification in sorting field.Simultaneously, under the situation of doser control mass flow, make material enter the branch favored area evenly, stably and obtain abundant sorting, guaranteed the raising greatly of experiment forming roll formula magnetic separator sharpness of separation.
(3) each magnetic roller by independent reductor drag, independent frequency control, adjusting range is wide, particularly changes conveyer belt and need not dismantle any main transmission part, fault rate is low, and is easy to maintenance, can satisfy the experimental study requirement to greatest extent.
(4) experiment forming roll formula magnetic separator is changed the dust pollution phenomenon of the fine granular materials of roll-type magnetic separator sorting in the past, the design of employing all-sealed structure, feeding and discharging all dust from flying can not occur, widen lower limit of separation to magnetic separation strong less than the 5mm particle, weakly magnetic material and separate, can obtain higher magnetic concentrate grade.
(5) illuminating lamp in transparent access panel and the machine can conveniently be observed the working condition of machine and the sorting situation of material, has reached the requirement of experiment type equipment, has propagable value.
Description of drawings
Fig. 1 is a structure principle chart of the present invention.
Fig. 2-1 is single-stage (layer) the belt conveyor transmission arrangements figure among the present invention.
Fig. 2-2 is Fig. 2-1A-A cutaway view (simple view).
Fig. 3-1 is the structure principle chart of unit permanent magnetic system.
Fig. 3-2 is with the affixed structure chart of the combination of stationary fit between drive mandrel, permanent magnetic system and the cylinder.。
Fig. 3-3 for permanent magnetic system with and drive mandrel and cylinder between be movingly mode structure combining figure.
Fig. 4 is the schematic diagram of charging gear when moving to the II roller.
Fig. 5 is a material sorting schematic flow sheet.
Sequence number among the figure: 1, frame; 2, seal closure; 3, accept material hopper I; 4, feed hopper; 5, doser; 6, material seal closure; 7, trip bolt; 8, transparent access panel; 9, driven roller (drive roll); 10, driven voller; 11, levels conveyer belt; 12, receiving hopper; 13, drawer type feed bin; 14, reductor; 15, bearing block; 16, drive mandrel; 17, cylinder; 18, carrying roller; 19, driven voller bearing block; 20, permanent magnetic steel; 21, bearing; 22, split flange; 23, key; 24, accept material hopper II; 25, magnetic roller dislocation; 26, nonmagnetics; 27, magnetic thing.
The specific embodiment
The present invention is further described below with reference to embodiment (accompanying drawing):
As shown in Figure 1, module type permanent magnetic separation rolling machine of the present invention comprise frame 1, the rack-mounted successively several layers of mode that adopts staged dislocation to arrange from the bottom to top horizontally disposed by actuator drives belt conveyor and be arranged on belt conveyor feed end top feeder, be installed in belt conveyor discharge end below receiving hopper 12, be positioned at the drawer type feed bin 13 under the discharging opening of receiving hopper 12; The driven roller 9 (drive roll) that wherein is positioned at every layer of belt conveyor of feed end is the magnetic roll structure.Whole device adopts the control of PID switch board, and PID (proportional-integral-differential) switch board is the adjuster that engineering is most widely used, and its control system comprises controller, sensor, transmitter, executing agency, input/output interface.The automatic adjustment of PID controller parameter realizes by intellectuality adjustment or self-correcting, adaptive algorithm.In establish many groups variable-frequency governor, sensor, the on-off control system of similar model.Important technological parameters: control is scope 0.00～300Hz frequently; Velocity control accuracy: ± 5% maximum speed; Control voltage 220v; Controlled power 0.75～75KW.Set PID switch board can be regulated the whole operating systems of complete machine easily and efficiently, and assorting room all can be moved continuously according to setting program, realizes the automatic adjustment of parameter.
Device of the present invention is encapsulated in the seal closure 2 that is provided with transparent access panel 8; Transparent maintenance window frame of the present invention is that flange form is connected and fixed, and with being provided with sealing strip between the locking device, can prevent the diffusion of going out with dust of entering of air, and make things convenient for the observation of experimental phenomena and the maintenance of equipment ruuning situation simultaneously.
Feeder described in the present invention comprises accepts material hopper 3, feed hopper 4, doser 5, material seal closure 6 formations; Described feed hopper 4 lower ends are by the fastening top that is installed in doser 5 of interference fit, doser 5 lower ends are installed on the material seal closure 6 in the mode of interference fit, material seal closure 6 lower ends with accept material hopper 3 and closely link to each other, all types of attachment are screw and connect, and are convenient to dismounting, change corresponding device; Adjusting by doser 5, can make things convenient for, control efficiently by the flow of sorting material and be in interim steady state value, and during via material seal closure 6, under the situation that not disturbed by extraneous factor, rely on self gravitation stable particle flow velocity to be in interval interior the variation, accept even, orderly the dividing of material particles that material hopper 3 falls thereby be implemented in, enter the branch favored area, satisfy the necessity that fully choosing divides in driving belt 11 surfaces.Simultaneously, feeding system of the present invention can be realized being free to slide on frame 1, realize moving forward and backward mechanism by the vertical chute that is provided with on material seal closure 6 and the frame, and can drive doser 5 and the feed hopper 4 that is attached thereto, thereby guaranteed the realization of the mode of many places feeds before and after the machine.As shown in Figure 3, when feeding system moves to driven roller (magnetic roller) II position, the material hopper 3 of accepting of this moment wants dismounting and change for accepting material hopper 24, the material particles of this moment directly carries out pre-sorting from the driving belt surface 11 that II magnetic roller is connected, have flexible mobility, significantly reduced the waste of material and the loss of the energy to a certain extent according to material properties.
As Fig. 2-1, shown in the 2-2, transmission device of the present invention is made up of motor, reductor 14, and the output shaft of described reductor combines with the drive mandrel 16 that is installed in the driven roller on the frame 1 by bearing block 15 by shaft coupling; And the driven roller 9 of every layer of belt conveyor overlaps independently actuator drives by one, promptly each driven roller (magnetic roller) 9 by independent reductor drag, independent frequency control, change conveyer belt and need not dismantle any main transmission part, fault rate is low, and is easy to maintenance; For preventing that belt material containing when operation from recessed, belt deviation problem taking place, the present invention is set side by side with many transverse horizontal carrying rollers 18 at 11 of the levels conveyer belts of every layer of belt conveyor.
Shown in Fig. 3-1, the driven roller described in the present invention comprises by the drive mandrel 16 of drive power source, around the permanent magnetic system that is built into by the some trapezoid cross section permanent magnetic steels 20 that adopt the same size size that high performance Nd FeB materials are made of drive mandrel circumference setting, is encapsulated in the cylinder 17 that the employing permeability magnetic material on the permanent magnetic system periphery is made; And every trapezoidal permanent magnetic steel 20 radially length is no more than the cylinder edge; Described permanent magnetic steel 20 magnetizes on the contrary by annular extrusion, adjacent permanent magnetic steel, and assembling makes up, the poly-magnetic technology of extruding make every group of magnetic be surperficial background field intensity all＞0.55T.
Shown in Fig. 3-2, the driven roller described in the present invention can adopt following manner to realize: promptly the combination with stationary fit is fixed together between the permanent magnetic system that is built into of the drive mandrel described in the present invention 16, permanent magnetic steel 20 and the cylinder 17.This structure can make permanent magnetic system rotate with cylinder under the drive of drive mandrel, and magnetic direction alternately changes, and the magnetic flop phenomenon is obvious, and makes that the non-magnetic material that is mingled with in the magnetic material is effectively removed, and has promoted the grade of sorting material.Simultaneously, " dislocation " that the permanent magnetic system of neighbouring driven roller and driven roller produces satisfies the field region magnetic line of force and do not disturb mutually, can effectively suppress the minimizing of permanent magnetic system background field intensity.
Shown in Fig. 3-3, driven roller described in the present invention also can adopt following manner to realize: promptly the permanent magnetic system that is built into of the permanent magnetic steel described in the present invention 20 with and drive mandrel and cylinder between the mode that is movingly combine, the annular end cap (by split flange 22 and key 23) and drive mandrel Joint of described cylinder by being arranged on its two ends rotates with drive mandrel 16; Say that more specifically permanent magnetic system combines with drive mandrel by bearing, and is matched in clearance between cylinder.This structure can keep the relative transfixion of permanent magnetic system when driven roller rotates, magnetic-particle in the material is adsorbed in driving belt 11 surfaces that clockwise rotate by the high background field intensity that built-in static magnetic system produces, thereby realize farthest fully absorption of magnetic material is improved the rate of recovery.
Shown in Fig. 3-2, the 3-3 in two arrangement all be to make drive roll absorption magnetic-particle in driving belt 11 surfaces, and take next to by belt and sort field region, magnetic-particle continues to be adsorbed, and non-magnetic particle along with the rotating band of belt to driven voller 10, because gravity and centrifugal action enter the nonmagnetics hopper.In the adsorption process, because the vertical height restriction, the magnetic flop phenomenon is obvious, helps the abundant sorting of magnetic-particle.
Concrete operations step of the present invention is as described below:
(1) opens PID switch board power supply, check whether open state is normal.
(2) shown in Fig. 4,5, to be fed by feed hopper 4 by sorting material, control material flow and mass flow evenly, stably through controllable type doser 5, in material seal closure 6, drop down onto first order driving belt 11 surfaces through accepting material hopper 3, the pre-sorting of beginning magnetic thing material and non-magnetic material with the deadweight motion.
(3) pass through electric motor starting, and regulate control one-level drive roll by decelerator 14 and rotate with a certain constant speed clockwise direction, the field region that the permanent magnetic system that is provided with on drive roll produces, produce magnetic field force to feeding the material driving belt surface, the horizontal movement direction, the magnetic material 27 of branch favored area is separated with non-magnetic material 26.
(4) magnetic material 27 is adsorbed on the second belt upper surface by secondary magnetic roller and carries out the secondary sorting, and non-magnetic material 26 leaves belt dropping to hopper 12 and finally assemble and be concentrate by self gravitation and centrifugal force in drawer type feed bin 13; According to the sorting material situation, regulation and control secondary magnetic roller clockwise rotates with suitable, steady speed, carries out continuous sorting on secondary magnetic roller surface according to one-level magnetic roller grading principle.
(5) regulate magnetic roller rotating speed successively, the control separation velocity makes material fully select branch, when the strong magnetic roller of Pyatyi sorting material finishes, obtains final concentrate; Magnetic material and non-magnetic material to gained in each hopper carry out weighing, calculate its rate of recovery and grade, weigh the magnetic separator separation performance, once sort flow process and finish closing control cabinet power supply.
(6) according to the material magnetic contrast, required magnetic roller quantity is 4 o'clock, as shown in Figure 3, material inlet is moved to magnetic roller upper end, the second level, and will accept material hopper 3 and want dismounting and change for accepting material hopper 22, its sorting flow process is (1), (2) (3), (4), (5) step as above.
Claims (6)
1. module type permanent magnetic separation rolling machine is characterized in that: this roll-type machine comprise frame (1), the mode that adopts the staged dislocation to arrange from the bottom to top be installed in successively several layers on the frame (1) horizontally disposed by actuator drives belt conveyor and be arranged on belt conveyor feed end top feeder, be installed in the receiving hopper (12) of belt conveyor discharge end below; The driven roller (9) that wherein is positioned at every layer of belt conveyor of feed end is the magnetic roll structure; Described driven roller (9) comprises by the drive mandrel (16) of drive power source, around the permanent magnetic system that is built into by the some trapezoid cross section permanent magnetic steels (20) that adopt the same size size that high performance Nd FeB materials are made of drive mandrel circumference setting, is encapsulated in the cylinder (17) that the employing permeability magnetic material on the permanent magnetic system periphery is made; And every permanent magnetic steel (20) radially length is no more than the cylinder edge.
2. module type permanent magnetic separation rolling machine according to claim 1 is characterized in that: the combination with stationary fit between described drive mandrel (16), permanent magnetic system and the cylinder (17) is fixed together.
3. module type permanent magnetic separation rolling machine according to claim 1, it is characterized in that: described permanent magnetic system with and drive mandrel (16) and cylinder (17) between the mode that is movingly combine annular end cap and the drive mandrel Joint of described cylinder by being arranged on its two ends.
4. module type permanent magnetic separation rolling machine according to claim 1 is characterized in that: be set side by side with many transverse horizontal carrying rollers between the levels conveyer belt of every layer of belt conveyor.
5. module type permanent magnetic separation rolling machine according to claim 1 is characterized in that: described feeder is by accepting material hopper (3), feed hopper (4), doser (5), material seal closure (6) formation; Described feed hopper (4) lower end is by the fastening top that is installed in doser (5) of interference fit, doser (5) lower end is installed on the material seal closure (6) in the mode of interference fit, material seal closure (6) lower end with accept material hopper (3) and closely link to each other; The vertical chute that is provided with on described material seal closure (6) and the frame matches.
6. module type permanent magnetic separation rolling machine according to claim 1 is characterized in that: the transmission device that is used to drive the belt conveyor running is made up of motor and speed reducer; The output shaft of described reductor combines with drive mandrel by the rack-mounted driven roller of bearing block by shaft coupling; And the driven roller of every layer of belt conveyor overlaps independently actuator drives by one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100662275A CN101693223B (en) | 2009-10-23 | 2009-10-23 | Module type permanent magnetic separation rolling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100662275A CN101693223B (en) | 2009-10-23 | 2009-10-23 | Module type permanent magnetic separation rolling machine |
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| CN101693223A CN101693223A (en) | 2010-04-14 |
| CN101693223B true CN101693223B (en) | 2011-07-20 |
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| CN2009100662275A Expired - Fee Related CN101693223B (en) | 2009-10-23 | 2009-10-23 | Module type permanent magnetic separation rolling machine |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205272B (en) * | 2011-05-09 | 2013-08-28 | 沈阳隆基电磁科技股份有限公司 | Modularized magnetic selecting device |
| CN104014425A (en) * | 2014-05-16 | 2014-09-03 | 铜陵和武机械制造有限责任公司 | Separation apparatus for iron-filing waste slag |
| CN105728184A (en) * | 2014-12-11 | 2016-07-06 | 新晃远大机械铸造有限公司 | Intelligent and efficient impurity removing and purifying device for iron chips |
| CN104669466A (en) * | 2015-02-28 | 2015-06-03 | 安徽省坤璞塑料机械有限公司 | Efficient and automatic magnetic roller type iron removal device for recycled plastic particles |
| CN105665127A (en) * | 2016-04-14 | 2016-06-15 | 河南理工大学 | Weak-magnetic-field dry-type magnetic separating device with involute-arranged permanent magnet system |
| CN108940552B (en) * | 2018-08-26 | 2020-05-15 | 中国水利水电第七工程局有限公司 | PID control system of many crushing apparatus feeds |
| CN109675716A (en) * | 2019-01-25 | 2019-04-26 | 山东烨凯磁电科技有限公司 | A kind of permanent magnet dry type purifying machine |
| CN111215240B (en) * | 2019-11-13 | 2022-04-15 | 鞍钢集团矿业有限公司 | Multilayer magnetic system selection magnetic separator |
| CN113102102A (en) * | 2021-04-08 | 2021-07-13 | 沈阳盛世五寰科技有限公司 | Belt dry separator |
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| CN2902465Y (en) * | 2006-04-30 | 2007-05-23 | 临朐县电力设备厂 | Dry powder magnetic separation iron remover |
| CN201529567U (en) * | 2009-10-23 | 2010-07-21 | 河南理工大学 | Permanent magnetic roll type magnetic separating apparatus |
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|---|---|---|---|---|
| US6467629B1 (en) * | 1996-05-17 | 2002-10-22 | Hurbertus Exner | Apparatus and method for separating particles with a rotating magnetic system |
| CN2406407Y (en) * | 1999-12-22 | 2000-11-15 | 南阳防爆集团有限公司 | Safety brushless exciter synchronous motor convenient for exmining and repairing |
| CN2902465Y (en) * | 2006-04-30 | 2007-05-23 | 临朐县电力设备厂 | Dry powder magnetic separation iron remover |
| CN201529567U (en) * | 2009-10-23 | 2010-07-21 | 河南理工大学 | Permanent magnetic roll type magnetic separating apparatus |
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| CN101693223A (en) | 2010-04-14 |
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