CN206783548U - A kind of drying impurity removed system of dry process ferrite prefiring material - Google Patents
A kind of drying impurity removed system of dry process ferrite prefiring material Download PDFInfo
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- CN206783548U CN206783548U CN201720619313.4U CN201720619313U CN206783548U CN 206783548 U CN206783548 U CN 206783548U CN 201720619313 U CN201720619313 U CN 201720619313U CN 206783548 U CN206783548 U CN 206783548U
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- drying
- vibrating screener
- dry process
- ferrite prefiring
- impurity removed
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Abstract
The utility model discloses a kind of drying impurity removed system of dry process ferrite prefiring material, belong to magnetic material production field.The utility model includes feed hopper and drying kiln, also include vibrating screener and winnowing machine, feed hopper is connected with the charging aperture of vibrating screener, the discharge end of vibrating screener includes slag notch and bottom discharge mouth, the bottom discharge mouth of vibrating screener is connected with Storage Silo, Storage Silo is fed by batcher to drying kiln, and winnowing machine is connected by air-introduced machine with the discharge end of drying kiln.The utility model overcome the shortcomings of in the prior art ferrite prefiring material drying effect it is not good enough, it is easy influence final magnetic particle capability, raw material is effectively cleaned first, then carry out drying operation, and contribute to improvement drying effect.
Description
Technical field
Magnetic material manufacture technology field is the utility model is related to, more specifically to a kind of dry process ferrite
The drying impurity removed system of Preburning material.
Background technology
The processing of ferrite magnetic material at present is broadly divided into wet processing and dry process, wherein dry process permanent magnet
The processing step of ferrite prefiring material is as follows:Raw material (iron phosphorus)~drying~ball milling~dispensing~strong mixed~fine and close ball milling~pelletizing~
Drying grate pre-burning~rotary kiln sintered~cooling~fine grinding etc..
Iron scale is one of primary raw material for producing ferromagnetic oxide powder, and China is almost establishing the starting of ferromagnetic oxide powder industry
Stage begins to use iron scale.However, because iron scale is influenceed by factors such as rolling shapes, collection situations, composition is extremely unstable,
And it is impure more, if without anticipating, it is difficult to ensure that ferritic magnetic property.In order to utilize this source of iron scale
Extensively, low-cost raw material produces the ferrite magnetic powder material of medium-to-high grade performance, it is necessary to carries out deep processing to it.And current enterprise
The drying system inside generally used is unsatisfactory for the drying effect of iron unicorn, and especially impurity is difficult to remove inside iron unicorn, shadow
Ring the uniformity of final ferrite sintered body Magnetic Properties of Magnetic.How the overall drying system in perfect enterprise, ensure to iron unicorn
Well dry most important.
Through retrieval, Chinese Patent Application No.:2015209837026, the applying date:On November 27th, 2015, innovation and creation name
Referred to as:A kind of drying unit for producing ferrite sintered body magnetic, this application case disclose a kind of ferrite sintered body magnetic that produces
Drying unit, including drying chamber, conveyer belt, the first dehumidifying blower fan, heating coil and the second dehumidifying blower fan, drying chamber top both sides
First dehumidifying blower fan and the second dehumidifying blower fan are installed, the first dehumidifying blower fan and the second dehumidifying blower fan connect by circulating airduct
Exhaust vent, drying chamber top both sides offer some fresh air inlets, are provided with conveyer belt in drying chamber, in the drying chamber on conveyer belt
Level is provided with heating coil, and heating coil is provided with the silk screen that radiates, and temperature is provided with the drying chamber interior walls below heating coil
Sensor;This application case forms hot air convection in drying chamber, increases the drying effect of iron scale, and hot air circulation utilizes, and realizes
Heat recovery, but this application case can only carry out simple drying to raw material, can not carry out removal of impurities sorting to raw material, it is still necessary to
Further Optimal improvements.
Utility model content
1. utility model technical problems to be solved
The purpose of this utility model be to overcome in the prior art ferrite prefiring material drying effect it is not good enough, it is easy influence most
The deficiency of whole magnetic particle capability, there is provided a kind of drying impurity removed system of dry process ferrite prefiring material, carried out first to raw material
Effectively removal of impurities, then drying operation is carried out, and help to improve drying effect.
2. technical scheme
To reach above-mentioned purpose, technical scheme provided by the utility model is:
A kind of drying impurity removed system of dry process ferrite prefiring material of the present utility model, including feed hopper and drying
Kiln, in addition to vibrating screener, feed hopper are connected with the charging aperture of vibrating screener, and the discharge end of vibrating screener includes slagging tap
Mouthful and bottom discharge mouth, the bottom discharge mouth of vibrating screener is connected with Storage Silo, and Storage Silo is by batcher to drying
Kiln is fed.
Further, circumferentially surrounded on drying kiln inwall provided with multi-disc lifting blade.
Further, feeding funnel bottom part is provided with inclined feed chute gradually downward, and the low side of the feed chute is with shaking
The charging aperture of dynamic screening machine connects, and the charging aperture side of vibrating screener is circumferentially surrounded provided with the protective plate erected upwards.
Further, inclined deslagging chute gradually downward is provided with the slag notch of vibrating screener, under deslagging chute
Side is provided with recovery bin.
Further, the slag notch top of vibrating screener is additionally provided with guard plate, and the guard plate is located at deslagging chute
The top on top.
Further, in addition to winnowing machine, the winnowing machine are connected by air-introduced machine with the discharge end of drying kiln.
3. beneficial effect
Using technical scheme provided by the utility model, compared with prior art, have the advantages that:
(1) the drying impurity removed system of a kind of dry process ferrite prefiring material of the present utility model, in addition to vibration screening
Machine, slagging-off pretreatment is carried out to raw material iron unicorn by vibrating screener first, can be residual by the large granular impurity contained in iron unicorn
Slag etc. sifts out, then is dried, and helps to ensure the drying effect of iron unicorn.
(2) the drying impurity removed system of a kind of dry process ferrite prefiring material of the present utility model, it is sized big of removal
Grain discharging opening of the iron unicorn of impurity residue through vibration screening motor spindle is discharged into Storage Silo, and after through batcher feeding enter drying kiln
Middle carry out drying and processing, Storage Silo can ensure the steady and continuous feed to drying kiln as buffer bin.
(3) a kind of drying impurity removed system of dry process ferrite prefiring material of the present utility model, feeding funnel bottom part are provided with
Feed chute, the charging aperture side of vibrating screener circumferentially surrounds the protective plate for being provided with and erecting upwards, when preventing iron unicorn blanking
Spilt from the charging aperture periphery of feed chute periphery and vibrating screener, avoid iron unicorn from leaking outside.
(4) the drying impurity removed system of a kind of dry process ferrite prefiring material of the present utility model, deslagging chute lower section are set
There is recovery bin, the residue of screening is smoothly discharged through deslagging chute water conservancy diversion, and is collected in recovery bin, beneficial to subsequent recovery profit
With avoiding the wasting of resources.
(5) a kind of drying impurity removed system of dry process ferrite prefiring material of the present utility model, vibrating screener go out
Cinder notch top is additionally provided with guard plate, it is possible to prevente effectively from the residue of screening shakes outside vibrating screener in During Process of Screening of Vibration Screen
Portion, or because judder is ejected from deslagging chute, both ensure that residue can avoid residue to shake accidents happened to again by comprehensive collection
Hurt sb.'s feelings, ensured production security.
(6) the drying impurity removed system of a kind of dry process ferrite prefiring material of the present utility model, edge on drying kiln inwall
Circumferentially around provided with multi-disc lifting blade, help to improve the suspension effect and distribution of iron unicorn in drying kiln, improve heat exchange
Efficiency, so as to improve the drying efficiency of drying quality and drying kiln.
(7) the drying impurity removed system of a kind of dry process ferrite prefiring material of the present utility model, is additionally provided with winnowing machine, wind
Machine is selected to carry out classification processing to the iron unicorn after drying, more thick particle and more fine particle can be classified progress
Individually processing so that drying operation is more fine, is easy to suitable different production requirement.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the drying impurity removed system of dry process ferrite prefiring material of the present utility model;
Fig. 2 is the structural representation of deslagging chute in the utility model;
Fig. 3 is the structural representation of lifting blade in the utility model.
Label declaration in schematic diagram:1st, feed hopper;2nd, feed chute;3rd, protective plate;4th, vibrating screener;5th, safety
Plate;6th, deslagging chute;7th, Storage Silo;8th, batcher;9th, drying kiln;10th, lifting blade;11st, air-introduced machine;12nd, winnowing machine.
Embodiment
To further appreciate that content of the present utility model, the utility model is described in detail with reference to accompanying drawing.
With reference to embodiment, the utility model will be further described.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, the drying impurity removed system of a kind of dry process ferrite prefiring material of the present embodiment,
Including feed hopper 1 and drying kiln 9, in addition to vibrating screener 4, specifically, the charging aperture phase of feed hopper 1 and vibrating screener 4
Even, the discharge end of vibrating screener 4 includes slag notch and bottom discharge mouth, and bottom discharge mouth and the storage of vibrating screener 4 are expected
Storehouse 7 is connected, and Storage Silo 7 is fed by batcher 8 to drying kiln 9.
The bottom of feed hopper 1 is provided with inclined feed chute 2 gradually downward in the present embodiment, the low side of the feed chute 2 with
The charging aperture of vibrating screener 4 connects, and raw material iron unicorn is sent into vibrating screener 4 through the water conservancy diversion of feed chute 2 and carries out vibrosieve,
And the charging aperture side of vibrating screener 4 circumferentially surrounds and is looped around charging provided with the protective plate 3 erected upwards, protective plate 3 and slips
The periphery of groove 2 (protective plate 3 that the low side face direction of feed chute 2 is only depicted in Fig. 1), fill process can be carried out effectively anti-
Shield, prevents from spilling from the charging aperture periphery of the periphery of feed chute 2 and vibrating screener 4 during iron unicorn blanking, avoids iron unicorn from leaking outside.
Screen cloth is provided with the present embodiment vibrating screener 4, large granular impurity residue contained in iron unicorn etc. can be sieved
Go out, and the bulky grain residue sifted out is discharged through slag notch, and inclined deslagging gradually downward is provided with the slag notch of vibrating screener 4
Chute 6, as shown in Fig. 2 the lower section of deslagging chute 6 is provided with recovery bin, the residue of screening is smoothly discharged through the water conservancy diversion of deslagging chute 6, and
It is collected in recovery bin, is utilized beneficial to subsequent recovery, avoid the wasting of resources.
It should be noted that the slag notch top of vibrating screener 4 is additionally provided with guard plate 5, and the safety in the present embodiment
Plate 5 is located at the top on the top of deslagging chute 6, and slag notch top is blocked by guard plate 5, and slag notch bottom is then and unclosed, screening
Residue blocked by guard plate 5 after, through slag notch bottom enter deslagging chute 6 in and be smoothly discharged in recovery bin, guard plate 5
Set it is possible to prevente effectively from the residue of screening shakes outside vibrating screener 4 in During Process of Screening of Vibration Screen, or because judder from
Ejected in deslagging chute 6, both ensured that residue can be avoided residue accidents happened to of shaking to hurt sb.'s feelings again, ensured production by comprehensive collection
Security.
Removal discharging opening of the iron unicorn of large granular impurity residue through the bottom of vibrating screener 4 is sized in the present embodiment to be discharged into
Storage Silo 7, and after enter to carry out drying and processing in drying kiln 9 through batcher 8 (can specifically use screw(-type) feeder) feeding, specifically
Drying course be prior art, will not be described in detail herein.The present embodiment is removed to raw material iron unicorn first by vibrating screener 4
Slag pre-processes, then is dried, and helps to ensure the drying effect of iron unicorn, and Storage Silo 7 can protect as buffer bin
Hinder and the steady and continuous of drying kiln 9 is fed.
As shown in figure 3, circumferentially surrounded in the present embodiment on the inwall of drying kiln 9 (can be distributed in provided with multi-disc lifting blade 10
On the whole inwall of drying kiln 9), drying kiln more than 9 is rotated using drivings such as motor, reduction box and gears in the prior art,
It will not be repeated here, the setting of lifting blade 10 helps to improve the suspension effect and distribution of iron unicorn in drying kiln 9, accelerates iron
Unicorn is evenly distributed in various pieces and internal drying medium good contact on the rotating cylinder section of drying kiln 9, improves heat exchange
Efficiency, so as to improve the drying efficiency of drying quality and drying kiln 9.
Winnowing machine 12 is additionally provided with the present embodiment, the winnowing machine 12 is connected by air-introduced machine 11 with the discharge end of drying kiln 9,
The iron unicorn being oven-dried is sent into winnowing machine 12 through air-introduced machine 11, and winnowing machine 12 can carry out classification processing to the iron unicorn after drying,
More thick particle and more fine particle, which can be classified, individually to be handled so that drying operation is more fine, is easy to
Suitable different production requirement.
Schematically the utility model and embodiments thereof are described above, this describes no restricted, accompanying drawing
Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So if this area
Those of ordinary skill enlightened by it, do not depart from the utility model create objective in the case of, without creativeness design
The frame mode similar to the technical scheme and embodiment, the scope of protection of the utility model all should be belonged to.
Claims (6)
1. a kind of drying impurity removed system of dry process ferrite prefiring material, including feed hopper (1) and drying kiln (9), its feature
It is:Also include vibrating screener (4), feed hopper (1) is connected with the charging aperture of vibrating screener (4), vibrating screener (4)
Discharge end includes slag notch and bottom discharge mouth, and the bottom discharge mouth of vibrating screener (4) is connected with Storage Silo (7), storage
Feed bin (7) is fed by batcher (8) to drying kiln (9).
A kind of 2. drying impurity removed system of dry process ferrite prefiring material according to claim 1, it is characterised in that:Dry
Circumferentially surrounded on dry kiln (9) inwall provided with multi-disc lifting blade (10).
A kind of 3. drying impurity removed system of dry process ferrite prefiring material according to claim 1, it is characterised in that:Enter
Hopper (1) bottom is provided with inclined feed chute (2) gradually downward, low side and the vibrating screener (4) of the feed chute (2)
Charging aperture connects, and the charging aperture side of vibrating screener (4) is circumferentially surrounded provided with the protective plate (3) erected upwards.
A kind of 4. drying impurity removed system of dry process ferrite prefiring material according to claim 1, it is characterised in that:Shake
Inclined deslagging chute (6) gradually downward is provided with the slag notch of dynamic screening machine (4), recovery bin is provided with below deslagging chute (6).
A kind of 5. drying impurity removed system of dry process ferrite prefiring material according to claim 4, it is characterised in that:Shake
The slag notch top of dynamic screening machine (4) is additionally provided with guard plate (5), and the guard plate (5) is located at the upper of deslagging chute (6) top
Portion.
6. a kind of drying impurity removed system of dry process ferrite prefiring material according to any one of Claims 1 to 5, it is special
Sign is:Also include winnowing machine (12), the winnowing machine (12) is connected by air-introduced machine (11) with the discharge end of drying kiln (9).
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CN201720619313.4U CN206783548U (en) | 2017-05-31 | 2017-05-31 | A kind of drying impurity removed system of dry process ferrite prefiring material |
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CN201720619313.4U CN206783548U (en) | 2017-05-31 | 2017-05-31 | A kind of drying impurity removed system of dry process ferrite prefiring material |
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