CN104517699A - Bi-directional through-transmission magnetic density descending order degaussing device - Google Patents
Bi-directional through-transmission magnetic density descending order degaussing device Download PDFInfo
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- CN104517699A CN104517699A CN201310442782.XA CN201310442782A CN104517699A CN 104517699 A CN104517699 A CN 104517699A CN 201310442782 A CN201310442782 A CN 201310442782A CN 104517699 A CN104517699 A CN 104517699A
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- barreled roll
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- demagnetization
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- roll framework
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Abstract
The invention relates to a steel wire lining conveyor belt degaussing device, in particular to a bi-directional through-transmission magnetic density descending order degaussing device. A fixing bracket is installed with a plurality of vertical girders (17) through a base seat (16); two opposite degaussing plates (12) are installed between two adjacent vertical girders; upper and lower clamp flat roller frameworks (5 and 51) are fixedly installed with a pair of clamp flat rollers through fixing bolts (4 and 41); two ends of the upper and lower clamp flat roller frameworks are provided with long strip shaped transversal adjusting grooves (10 and 101); bolts (9 and 91) penetrates through the adjusting grooves to be connected with the vertical girders; one ends of the upper and lower clamp flat roller frameworks are installed with eccentric movement adjusters (7 and 71); the degaussing plates have a magnetic density descending order; and a steel wire lining conveyor belt (1) sequentially penetrates through a pair of upper clamp flat rollers, a gap between two degaussing plates, a pair of lower clamp flat rollers, and the moving direction of the conveyor belt is the same as the decreasing direction of the magnetic field generated by magnetic poles in the degaussing plates.
Description
Technical field
The present invention relates to a kind of steel wire lining conveyor belt degaussing gear, particularly relate to a kind of two-way penetration magnetic density order descending array demagnetizing device.
Background technology
After magnetic conductor in industrial equipment is magnetized, adverse consequences will occur, such as: the steel wire conveying belt of the harbour high-speed conveyer belt unit of certain enterprise, due to the impact again and again by tramp iron separator electromagnet, magnetization phenomenon is very serious; The steel wire conveying belt be magnetized, in metal detector, constantly interference produces misoperation.If steel wire lining conveyor belt does not carry out demagnetization, whole conveyer belt is all magnetized in Zhou Xunhuan soon, and the steel scrap making metal detector cannot differentiate in ore is mixed iron, and consequence can be very serious.For the demagnetization application technology of steel wire lining conveyor belt, prior art has the state-of-the-art technologies such as magnetic roller degausser, suspension type degausser, magnetic density order descending array demagnetizing plate, these technique guarantee security of operation of harbour high-speed conveyer belt unit.But these new technologies also have some shortcomings part, such as: when the steel wire rope > Ф 8mm in steel wire lining conveyor belt, just there will be demagnetization bad phenomenon, time particularly the junction of steel wire lining conveyor belt equals one times of steel wire rope, " magnetic density order descending array demagnetizing plate " of one side will seem that erasing characteristics is not enough, must strengthen magnetic density and magnetic intensity just can be dealt with problems.Chinese patent 201110043672.7 discloses a kind of steel wire conveying belt Non-energy-consumption demagnetization method and device, what this patent was set forth is a kind of lining conveyor belt demagnetization method being suitable for steel wire rope below Ф 8mm, this patent applies " magnetic density order descending array demagnetizing plate " of one piece of one side, according to the arrangement of gradients feature of rare earth magnetic steel, the steel wire rope that this magnetic intensity penetrates < Ф 8mm solid matter is no problem, as shown in Figure 2 a, when the steel wire rope of > Ф 8mm solid matter, the demagnetization magnetic line of force almost conductively-closed that demagnetization plate produces, occur that the magnetic flux density on steel wire rope two limit in conveyer belt is unequal, have impact on the another side erasure effect of steel wire rope in conveyer belt.Although the steel wire lining conveyor belt application of Ф 5mm ~ Ф 8mm class specification is the most general at present, along with the industrial development trend of China, the steel wire lining conveyor belt application of Ф about 10mm also will be popularized.
Summary of the invention
The object of the present invention is to provide a kind of two-way penetration magnetic density order descending array demagnetizing device, this degaussing gear can make up the problem of existing steel wire conveying belt demagnetization technology for the demagnetization deficiency of super thick steel wire lining conveyor belt, can realize the object to the demagnetization of super thick steel wire lining conveyor belt.
In order to realize above-mentioned technical purpose, the present invention adopts following technical scheme:
A kind of two-way penetration magnetic density order descending array demagnetizing device, comprises fixed mount, demagnetization plate, folder plain-barreled roll framework, folder plain-barreled roll; Described fixed mount has some vertical beams by floor installation, is provided with two blocks of demagnetization plates between vertical beam, and the upper and lower two ends of every block demagnetization plate base plate are installed with crossbeam, and the crossbeam other end is fixed on vertical beam, the mutually corresponding face-to-face and left-right situs of two blocks of demagnetization plates; Described folder plain-barreled roll framework comprises folder plain-barreled roll framework and lower folder plain-barreled roll framework, and upper folder plain-barreled roll framework two ends are connected with vertical beam respectively by bolt, and lower folder plain-barreled roll framework two ends are connected with vertical beam respectively by bolt; Upper folder plain-barreled roll framework is installed with a pair folder plain-barreled roll through set bolt, and lower folder plain-barreled roll framework is installed with a pair folder plain-barreled roll through set bolt; Described demagnetization plate is magnetic density order descending array demagnetizing plate, steel wire lining conveyor belt is successively through a pair folder plain-barreled roll on upper folder plain-barreled roll framework, gap, lower folder plain-barreled roll framework pass after a pair folder plain-barreled roll two blocks of demagnetization plates, and running direction of conveyor belt and demagnetization plate internal magnetic pole arrange that the descending direction of successively decreasing of the magnetic field intensity that produces is identical.
Described demagnetization plate is on base plate, arrange the staggered permanent-magnet steel of S, N, by magnetic field intensity by strong to weak, from up to down arrange, magnet steel inlays non-magnet material each other.
Magnetic pole corresponding to described two blocks of demagnetization plates is contrary, area and size is equal, homogenous materials.
Described folder plain-barreled roll framework two ends have strip lateral adjustments groove, and bolt is connected with vertical beam through regulating tank.
Eccentric mobile adjuster is equipped with in described folder plain-barreled roll framework one end, this adjuster comprises spanner, disk, eccentric shaft, block, disk diametrically has three holes, spanner is fixed on disk through bolt by two continuous arrangement holes respectively, another hole is that eccentric orfice is provided with eccentric shaft, the eccentric shaft other end is fixed on vertical beam side portion, two pieces of blocks are fixedly equipped with in plain-barreled roll framework end with folder, disk is between two pieces of blocks, rotating spanner drives disk along eccentric shaft turns, and disk promotes block and moves and then will press from both sides plain-barreled roll framework transverse shifting.
Degaussing gear of the present invention be N, S magnetic pole steel wire rope in steel wire lining conveyor belt being placed in two blocks of demagnetization plates between wearing, these two blocks of demagnetization plates are magnetic density order descending array demagnetizing plate, two blocks of demagnetization plates are mutually corresponding, its magnetic pole is contrary, area and size is equal, homogenous materials, thus realize the through effect of the magnetic line of force, make the magnetic flux density equity on steel wire rope two limit in steel wire lining conveyor belt, be equivalent to make the demagnetization thickness of steel wire lining conveyor belt to add one times, remarkable result is achieved to the demagnetizing action of superthick steel wire lining conveyor belt.
It is not enough for the demagnetization of super thick steel wire lining conveyor belt that degaussing gear of the present invention can make up existing steel wire conveying belt demagnetization technology; Demagnetization can be carried out to the steel wire lining conveyor belt of steel wire rope > Ф 8mm; For steel wire lining conveyor belt more than one times of steel wire spelling joint (average 200m section of connecing) also can demagnetization thorough.
Demagnetization plate of the present invention adopts permanent-magnet steel, can realize non-maintaining and energy-conservation object.
Degaussing gear of the present invention also can level be installed, conveyer belt level run.
Accompanying drawing explanation
Fig. 1 is the present invention's two-way penetration magnetic density order descending array demagnetizing apparatus structure schematic diagram;
Fig. 2 a is monolithic demagnetization plate demagnetization schematic diagram, and Fig. 2 b is two pieces of demagnetization plate demagnetization schematic diagrames;
Fig. 3 is magnetic density order descending array demagnetizing plate schematic diagram;
Fig. 4 is the mobile adjuster structural representation of bias of the present invention;
Fig. 5 a is eccentric mobile adjuster using state figure (turning right), and Fig. 5 b is eccentric mobile adjuster using state figure (turning left);
Fig. 6 is degaussing gear of the present invention adjustment schematic diagram.
In figure: 1 steel wire lining conveyor belt (abbreviation conveyer belt), 2 running direction of conveyor belt, press from both sides plain-barreled roll on 3,31 times folder plain-barreled rolls, 4,41 set bolts, press from both sides plain-barreled roll framework on 5,51 times folder plain-barreled roll frameworks, 6,61 spanner directions, 7,71 eccentric mobile adjusters, 8,81 blocks, 9,91 bolts, 10,101 adjustment tanks, 11,111 crossbeams, 12 demagnetization plates, 13 base plates, 14,141 folder plain-barreled roll framework adjustment direction, 15 magnetic lines of force, 16 bases, 17 vertical beams; 700 spanner direction of action, 701 spanners, 702 bolts, 703 disks, 704 eccentric shafts.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
See Fig. 1, Fig. 2 b, Fig. 3 and Fig. 4, a kind of two-way penetration magnetic density order descending array demagnetizing device, comprise fixed mount, demagnetization plate 12, folder plain-barreled roll framework 5,51, folder plain-barreled roll 3,31; Described fixed mount is provided with some vertical beams 17 by base 16, two blocks of demagnetization plates 12 are installed between vertical beam 17, every block demagnetization plate 12 base plate about 13 two ends are installed with some crossbeams 11,111, crossbeam 11,111 other end is fixed on vertical beam 17, make crossbeam 11,111 for fixedly to set a roof beam in place, the mutually corresponding face-to-face and left-right situs (showing for demagnetization plate side in figure, identical below) of two blocks of demagnetization plates 12.
Described folder plain-barreled roll framework comprises folder plain-barreled roll framework 5 and lower folder plain-barreled roll framework 51, and upper folder plain-barreled roll framework 5 two ends are connected with vertical beam 17 respectively by bolt 9, and lower folder plain-barreled roll framework 51 two ends are connected with vertical beam 17 respectively by bolt 91; Upper folder plain-barreled roll framework 5 is installed with a pair folder plain-barreled roll 3 through set bolt 4, and lower folder plain-barreled roll framework 51 is installed with a pair folder plain-barreled roll 31 through set bolt 41.The opposite side of folder plain-barreled roll 3 and folder plain-barreled roll 31 also has upper folder plain-barreled roll framework and lower folder plain-barreled roll framework, not shown.
Upper folder plain-barreled roll framework 5 two ends have strip lateral adjustments groove 10, and bolt 9 is connected with vertical beam 17 through regulating tank 10.Lower folder plain-barreled roll framework 51 two ends have strip lateral adjustments groove 101, and bolt 91 is connected with vertical beam 17 through regulating tank 101.
Eccentric mobile adjuster 7 is also equipped with in described upper folder plain-barreled roll framework 5 one end and lower folder plain-barreled roll framework 51 one end, in order to carry out lateral adjustments to upper folder plain-barreled roll framework 5 and lower folder plain-barreled roll framework 51, so that steel wire lining conveyor belt 1 can be run in the guide fifty-fifty (namely centering is run) between two blocks of demagnetization plates 12, realize best erasure effect.The present embodiment is illustrated for the mobile adjuster 7 of bias being installed on upper folder plain-barreled roll framework 5 one end, and bias mobile adjuster 71 structure of lower folder plain-barreled roll framework 51 one end is identical with it.See Fig. 4, this eccentric mobile adjuster 7 comprises spanner 701, disk 703, eccentric shaft 704, block 8, disk 703 is made up of the steel plate of > 5mm thickness, disk 703 diametrically has three holes, spanner 701 is fixed on disk 703 through bolt 702 by two continuous arrangement holes respectively, another hole is that eccentric orfice is provided with eccentric shaft 704, eccentric shaft 704 other end is fixed on vertical beam 17 side portion, two pieces of blocks 8 are fixedly equipped with in upper folder plain-barreled roll framework 5 end, disk 704 is between two pieces of blocks 8, rotating spanner 701 drives disk 703 to be axis rotation along eccentric shaft 704, disk 703 promotes block 8 and to move and then by upper folder plain-barreled roll framework 5 transverse shifting, its moving direction can see 14 in Fig. 1.Upper folder plain-barreled roll framework 5 has adjustment tank 10 and bolt 9 due to its two ends, makes it carry out transverse shifting, is tightened by bolt 9 again thus make upper folder plain-barreled roll framework 5 locate fixing after moving into place.
Described demagnetization plate 12 is magnetic density order descending array demagnetizing plate, and see Fig. 3, this demagnetization plate 12 arranges the staggered permanent-magnet steel of S, N on base 13, by magnetic field intensity by strong to weak, from up to down arrange, magnet steel inlays non-magnet material each other; The magnetic intensity of permanent-magnet steel array is skew lines graded, and is descending.Demagnetization plate 12 is two pieces, and the magnetic pole of two pieces of demagnetization plate 12 correspondences is contrary, area and size is equal, homogenous materials, and the magnetic line of force that the corresponding magnetic pole of two blocks of demagnetization plates produces can see 15 in Fig. 1 and Fig. 2 b.Steel wire lining conveyor belt 1 gap, lower folder plain-barreled roll framework 51 passes after a pair folder plain-barreled roll 31 a pair folder plain-barreled roll, 3, two blocks of demagnetization plates 12 through on upper folder plain-barreled roll framework 5 successively.Described running direction of conveyor belt 2 and demagnetization plate 12 internal magnetic pole arrange that the descending direction of successively decreasing of the magnetic field intensity that produces is identical.
See Fig. 2 b, the steel wire rope now in steel wire lining conveyor belt 1 be placed in N, S magnetic pole between wearing, the air line distance of two magnetic poles shortens, and doubles corresponding to the steel wire rope magnetic strength in conveyer belt, and the magnetic flux density equity on steel wire rope two limit in conveyer belt.According to demagnetization principle: time in the middle of steel wire lining conveyor belt constantly replaces through N, S, magnetic strength is descending two pieces " magnetic density order descending array demagnetizing plate " in advancing with given pace (as speed > 2.5m/s), remanent magnetism in steel wire lining conveyor belt is due under the effect of constantly successively decreasing at additional alternating magnetic field and magnetic strength, remanent magnetism coercive force in steel wire rope is overcome, thus reaches demagnetization object.Due to the steel wire rope in steel wire lining conveyor belt be placed in N, S magnetic pole between wearing, make the magnetic flux density equity on steel wire rope two limit, equal to make the demagnetization thickness of steel wire conveying belt to add one times.
See Fig. 5 a and Fig. 5 b, expression be the method for adjustment of eccentric mobile adjuster adjustment state and folder plain-barreled roll framework.Fig. 5 a is eccentric mobile adjuster using state figure (turning right), and when spanner turns right, folder plain-barreled roll framework just moves right; Fig. 5 b is eccentric mobile adjuster using state figure (turning left), and when spanner turns left, folder plain-barreled roll framework is just moved to the left; After adjustment, by fastening for the set bolt on folder plain-barreled roll framework, with anti-loosening.
See Fig. 6, Fig. 6 is degaussing gear of the present invention adjustment schematic diagram, the object of adjustment folder plain-barreled roll framework, be exactly by quick operating steel wire lining conveyor belt, run in the guide the centre of two pieces " magnetic density order descending array demagnetizing plates " fifty-fifty, the distance realizing conveyer belt two limit and demagnetization plate is impartial, to reach best erasure effect.Method of adjustment according to actual conditions, can go up homology, also can above or lower monolateral adjustment.
Demagnetization plate in degaussing gear of the present invention is hard-wired, presss from both sides up and down on plain-barreled roll framework and fixedly mounts a pair folder plain-barreled roll respectively, and the effect of this two couple folder plain-barreled roll runs in the guide in the middle of two blocks of demagnetization plates in order to stable conveyer belt.
Conveyer belt runs from top to bottom in an embodiment of the present invention, and demagnetization plate vertically installs.Degaussing gear of the present invention also can level be installed, conveyer belt level run, and its erasure effect reached is identical with the effect of vertically installing substantially.
These are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention, therefore, all any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a two-way penetration magnetic density order descending array demagnetizing device, is characterized in that: comprise fixed mount, demagnetization plate (12), folder plain-barreled roll framework (5,51), folder plain-barreled roll (3,31);
Described fixed mount is provided with some vertical beams (17) by base (16), two pieces of demagnetization plates (12) are installed between vertical beam (17), every block demagnetization plate base plate (13) is installed with crossbeam (11,111) in two ends up and down, crossbeam (11, the 111) other end is fixed on vertical beam (17), the mutually corresponding face-to-face and left-right situs of two pieces of demagnetization plates (12);
Described folder plain-barreled roll framework comprises folder plain-barreled roll framework (5) and lower folder plain-barreled roll framework (51), upper folder plain-barreled roll framework (5) two ends are connected with vertical beam (17) respectively by bolt (9), and lower folder plain-barreled roll framework (51) two ends are connected with vertical beam (17) respectively by bolt (91); Upper folder plain-barreled roll framework (5) is installed with a pair folder plain-barreled roll (3) through set bolt (4), and lower folder plain-barreled roll framework (51) is installed with a pair folder plain-barreled roll (31) through set bolt (41);
Described demagnetization plate (12) is magnetic density order descending array demagnetizing plate, steel wire lining conveyor belt (1) successively through upper a pair folder plain-barreled roll (3) of upper folder plain-barreled roll framework (5), gap two pieces of demagnetization plates (12), lower folder plain-barreled roll framework (51) is upper press from both sides plain-barreled roll (31) a pair after pass, conveyer belt (1) traffic direction and demagnetization plate (12) internal magnetic pole arrange that the descending direction of successively decreasing of the magnetic field intensity that produces is identical.
2. two-way penetration magnetic density order descending array demagnetizing device according to claim 1, it is characterized in that: described demagnetization plate (12) arranges the staggered permanent-magnet steel of S, N on base plate (13), by magnetic field intensity by strong to weak, from up to down arrange, magnet steel inlays non-magnet material each other.
3. two-way penetration magnetic density order descending array demagnetizing device according to claim 2, is characterized in that: magnetic pole corresponding to described two pieces of demagnetization plates (12) is contrary, area and size is equal, homogenous materials.
4. two-way penetration magnetic density order descending array demagnetizing device according to claim 1, it is characterized in that: described folder plain-barreled roll framework (5,51) two ends have strip lateral adjustments groove (10,101), and bolt (9,91) is connected with vertical beam (17) through regulating tank.
5. two-way penetration magnetic density order descending array demagnetizing device according to claim 4, it is characterized in that: described folder plain-barreled roll framework (5, 51) eccentric mobile adjuster (7 is equipped with in one end, 71), this adjuster (7) comprises spanner (701), disk (703), eccentric shaft (704), block (8), disk (703) diametrically has three holes, spanner (701) is fixed on disk (703) through bolt (702) by two continuous arrangement holes respectively, another hole is that eccentric orfice is provided with eccentric shaft (704), eccentric shaft (704) other end is fixed on vertical beam (17) side portion, folder plain-barreled roll framework (5, 51) two pieces of blocks (8) end are fixedly equipped with, disk (704) is positioned between two pieces of blocks (8), rotating spanner (701) drives disk (703) to rotate along eccentric shaft (704), disk (703) promotes block (8) and moves and then will press from both sides plain-barreled roll framework (5, 51) transverse shifting.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310442782.XA CN104517699B (en) | 2013-09-26 | 2013-09-26 | Two-way penetration magnetic density order descending array demagnetizing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310442782.XA CN104517699B (en) | 2013-09-26 | 2013-09-26 | Two-way penetration magnetic density order descending array demagnetizing device |
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| Publication Number | Publication Date |
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| CN104517699A true CN104517699A (en) | 2015-04-15 |
| CN104517699B CN104517699B (en) | 2017-09-22 |
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| CN201310442782.XA Active CN104517699B (en) | 2013-09-26 | 2013-09-26 | Two-way penetration magnetic density order descending array demagnetizing device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4825331A (en) * | 1983-08-29 | 1989-04-25 | Electro-Matic Products Co. | Tape degausser |
| CN102254666A (en) * | 2010-05-21 | 2011-11-23 | 宝山钢铁股份有限公司 | Magnetic density order descending array demagnetizing plate |
| CN102646496A (en) * | 2011-02-22 | 2012-08-22 | 宝山钢铁股份有限公司 | Method and device for demagnetizing steel wire conveying belt without energy consumption |
| CN102872972A (en) * | 2012-10-26 | 2013-01-16 | 昆山特力伯传动科技有限公司 | Conveyer belt metal sundry removing and automatic degaussing device |
| CN102956340A (en) * | 2011-08-31 | 2013-03-06 | 宝山钢铁股份有限公司 | Demagnetizing method and device for steel wire lining conveyer belt by double magnetic rollers |
-
2013
- 2013-09-26 CN CN201310442782.XA patent/CN104517699B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4825331A (en) * | 1983-08-29 | 1989-04-25 | Electro-Matic Products Co. | Tape degausser |
| CN102254666A (en) * | 2010-05-21 | 2011-11-23 | 宝山钢铁股份有限公司 | Magnetic density order descending array demagnetizing plate |
| CN102646496A (en) * | 2011-02-22 | 2012-08-22 | 宝山钢铁股份有限公司 | Method and device for demagnetizing steel wire conveying belt without energy consumption |
| CN102956340A (en) * | 2011-08-31 | 2013-03-06 | 宝山钢铁股份有限公司 | Demagnetizing method and device for steel wire lining conveyer belt by double magnetic rollers |
| CN102872972A (en) * | 2012-10-26 | 2013-01-16 | 昆山特力伯传动科技有限公司 | Conveyer belt metal sundry removing and automatic degaussing device |
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| CN104517699B (en) | 2017-09-22 |
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