CN114230328A - Preparation method and equipment of high-frequency manganese-zinc ferrite material - Google Patents
Preparation method and equipment of high-frequency manganese-zinc ferrite material Download PDFInfo
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- CN114230328A CN114230328A CN202111623675.8A CN202111623675A CN114230328A CN 114230328 A CN114230328 A CN 114230328A CN 202111623675 A CN202111623675 A CN 202111623675A CN 114230328 A CN114230328 A CN 114230328A
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- 239000000463 material Substances 0.000 title claims abstract description 98
- 229910001289 Manganese-zinc ferrite Inorganic materials 0.000 title claims abstract description 9
- JIYIUPFAJUGHNL-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] JIYIUPFAJUGHNL-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 238000000227 grinding Methods 0.000 claims abstract description 91
- 238000007599 discharging Methods 0.000 claims abstract description 74
- 239000002994 raw material Substances 0.000 claims abstract description 58
- 238000004140 cleaning Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 31
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 24
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 26
- 238000003860 storage Methods 0.000 claims description 21
- 239000000843 powder Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 235000019270 ammonium chloride Nutrition 0.000 claims description 13
- 238000011068 loading method Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 235000015895 biscuits Nutrition 0.000 claims description 6
- 239000011812 mixed powder Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 239000011656 manganese carbonate Substances 0.000 claims description 3
- 235000006748 manganese carbonate Nutrition 0.000 claims description 3
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 230000002194 synthesizing effect Effects 0.000 claims description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 10
- 238000000429 assembly Methods 0.000 abstract description 10
- 239000002245 particle Substances 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000004575 stone Substances 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000010009 beating Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2658—Other ferrites containing manganese or zinc, e.g. Mn-Zn ferrites
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/6261—Milling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/342—Oxides
- H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
Abstract
The invention discloses a preparation method and equipment of a high-frequency manganese-zinc ferrite material, belonging to the field of ferrite, wherein a grinding component is used for grinding raw materials, the grinding component is intermittently driven to uniformly feed the materials in the operation process, the uniformly fed materials can be uniformly fed through the uniformly fed materials, the possibility that the ground raw materials have more obvious particles is reduced, a vibration anti-blocking component can be driven before the uniformly fed materials are driven, the smoothness of discharging of a self-cleaning discharging component is improved by vibrating the anti-blocking component, the grinding component can generate heat in the operation process, the heat can expand the interior of the self-cleaning discharging component, the discharging efficiency of a small amount of excess materials is improved, the vibration anti-blocking component is matched, the excess materials can be thoroughly discharged, and the possibility of waste of the raw materials is reduced, all the assemblies operate in common with the grinding assembly, no additional energy consumption is required, and the cost is low.
Description
Technical Field
The invention relates to the field of ferrite, in particular to a preparation method and equipment of a high-frequency manganese-zinc ferrite material.
Background
Ferrite is a metal oxide with ferromagnetism, which can be generally divided into three types, namely permanent magnetic ferrite, soft magnetic ferrite and gyromagnetic ferrite, and in terms of electrical characteristics, the ferrite has a resistivity which is much larger than that of metal and alloy magnetic materials, and also has higher dielectric properties, and the magnetic properties of the ferrite also show higher magnetic conductivity at high frequency, so that the ferrite becomes a nonmetal magnetic material with wide application in the field of high frequency and weak current.
The raw materials need to be milled in the preparation process of the high-frequency manganese-zinc ferrite material, but the traditional milling device is inconvenient to uniformly feed the raw materials, so that more obvious particles exist in the milled raw materials, some more advanced milling devices are provided with automatic feeding equipment, and the equipment has extra energy loss and higher cost in operation.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a preparation method and equipment of a high-frequency manganese-zinc ferrite material, wherein a grinding component is used for grinding raw materials, the grinding component is intermittently driven to uniformly feed the materials in the running process of the grinding component, the uniformly-fed materials can be uniformly fed by the uniformly-fed materials, the possibility that the ground raw materials have more obvious particles is reduced, a vibration anti-blocking component is driven before the uniformly-fed materials are driven, the smoothness of discharging of the self-cleaning discharging component is improved by vibrating the anti-blocking component, the grinding component generates heat in the operation process, the heat can expand the interior of the self-cleaning discharging component, so that the discharging efficiency of a small amount of residual materials is improved, the vibration anti-blocking component is matched to ensure that the residual materials can be discharged thoroughly, and the possibility of phenomena of the raw materials is reduced, all the assemblies operate in common with the grinding assembly, no additional energy consumption is required, and the cost is low.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A preparation method of a high-frequency manganese-zinc ferrite material comprises the following steps:
s1, taking Fe2O3, MnCO3 and ZnO as raw materials, and grinding the raw materials by a grinding device according to the metering and proportioning of the raw materials of each component;
s2, mixing the ground raw materials to obtain mixed powder with proper and uniform granularity in the mixing process;
s3, pressing the mixed powder into a material block, pre-burning in nitrogen, and synthesizing to obtain single-phase spinel-structured MnZn ferrite powder;
s4, putting MnZn ferrite powder into a die, and pressing under pressure to prepare a ferrite biscuit;
and S5, sintering the ferrite biscuit which is formed by pressing, thereby obtaining the MnZn ferrite material with ultra-low high frequency loss power.
Further, grinder in S1 includes the grinding storehouse, the inner chamber in grinding storehouse is equipped with grinding component, grinding component 'S fixed surface is connected with material loading subassemblies such as equalling, grinding component' S fixed surface is connected with the stifled subassembly of the shock of shaking, the stifled subassembly of the shock of shaking is located grinding component 'S the outside, grinding component' S upper end is equipped with self-cleaning ejection of compact subassembly, grinds the operation through grinding component to the raw materials, and in the in-process that grinding component moves, the drive that can intermittent type equals material loading subassembly and carries out the ejection of compact, can equally material loading through equalling material loading subassembly to the raw materials, reduces the possibility that the raw materials of grinding still more exist, still can drive the stifled subassembly of shaking before the equal material loading subassembly of drive, improves the smoothness degree of self-cleaning ejection of compact subassembly ejection of compact through the anti-blocking subassembly of shaking, and grinding component can produce the heat in the in-process of operation, its heat will make the inside inflation that takes place of self-cleaning ejection of compact subassembly to improve the ejection of compact efficiency of a small amount of clout, cooperate the vibrations again and hit and prevent blockking up the subassembly, make the ejection of compact that the clout can be thorough, reduce the possibility that the raw materials has extravagant phenomenon, the operation of all subassemblies grinding component is all shared, need not extra energy loss, and the cost is lower.
Further, grinding component is including linking up the apron, the upper end fixedly connected with motor that links up the apron, the output fixedly connected with runner stone of motor, the surface of runner stone is dug there is the through-hole, the below of runner stone is equipped with down the mill, lower mill fixed connection is at the interior bottom in grinding the storehouse, the upper end of mill contacts with the lower extreme of runner stone down, and the motor drive runner stone rotates, and the contact between pivoted runner stone and the lower mill can grind the raw materials.
Further, the uniform feeding assembly comprises a material receiving frame body and a material discharging frame body, the material receiving frame body is fixedly connected to the upper end of the upper grinding disc, a push block is fixedly connected to the upper end of the material receiving frame body, an engagement hole is formed in the inner bottom end of the material receiving frame body, the engagement hole is matched with the through hole, the material discharging frame body is fixedly connected to the lower end of the engagement cover plate, a cavity is formed in the material discharging frame body, a spring is fixedly connected to the inner wall of the cavity, a sealing block is fixedly connected to the outer end of the spring, a first torsion spring is fixedly connected to the lower end of the sealing block, a limiting block is fixedly connected to the outer circumferential surface of the first torsion spring, the material receiving frame body and the push block of the synchronous belt rotate in the rotating process of the upper grinding disc, when the rotating push block is in contact with the limiting block, the sealing block is pushed, the material receiving frame body is located below the material discharging frame body, and the material receiving frame body can receive the raw materials leaked from the material discharging frame body, along with the pivoted continuation, the ejector pad will be in the stopper separation because of first torsion spring, and the piece that seals passes through the spring and seals the inner bottom end of ejection of compact framework, can carry out equal material loading to the raw materials to intermittent type nature, and the raw materials that reduce to grind out still has the possibility of more obvious granule.
Furthermore, the circumference orbit of the material receiving frame body is consistent with that of the material discharging frame body, the elastic force of the first torsion spring is greater than that of the spring, so that the push block can be in contact with the limiting block in the rotating process, and the elastic force of the first torsion spring is greater than that of the spring, so that the push block can push the sealing block through the limiting block.
Further, the subassembly is prevented blockking up in the vibrations hits includes the base block and receives the piece, base block fixed connection is in the upper end of last mill, the upper end fixedly connected with second torsional spring of base block, the upper end fixedly connected with of second torsional spring hits the piece, hit a fixed connection and follow the mill in the outer end of ejection of compact framework in step too and rotate, cooperation second torsional spring, can be continuous hit to hit hits the piece, because of the inner wall of ejection of compact framework with improve self-cleaning ejection of compact subassembly and contact, can improve the smoothness degree of self-cleaning ejection of compact subassembly ejection of compact.
Further, hit the piece and hit the circumference orbit of piece unanimous mutually, hit the piece and all adopt stainless steel material to make with hitting for hit the piece and can be accurate contact at the pivoted in-process and hit the piece, hit the piece and all adopt stainless steel material to make through hitting, improve and hit the piece and hit the life who hits the piece.
Further, self-cleaning ejection of compact subassembly includes the storage frame, the storage frame parcel is at the outer periphery of motor, the inner bottom fixedly connected with elasticity gasbag of storage frame, the inside packing of elasticity gasbag has the ammonium chloride powder, the inside fixedly connected with metal heat conduction wire of storage frame, the outer end and the ammonium chloride powder of metal heat conduction wire contact, the inner bottom fixedly connected with discharging pipe of storage frame, discharging pipe and elasticity gasbag's upper end fixed connection, when the raw materials has a small amount of clout, the motor can produce a large amount of heats at continuous operation in-process, and its heat conducts to the ammonium chloride powder through the metal heat conduction wire to make the elasticity gasbag take place the inflation, cause the inner wall of elasticity gasbag finally to form the back taper, thereby improve the discharging efficiency of a small amount of clout.
Furthermore, the lower extreme of discharging pipe is located the inner chamber of ejection of compact framework, the outer periphery of discharging pipe contacts with the inner wall of ejection of compact framework, contacts through the outer periphery of discharging pipe and the inner wall of ejection of compact framework, and in the in-process that hits anti-clogging component and hit, can arouse that self-cleaning ejection of compact component produces slight vibration, and its slight vibration can make the principle of elasticity gasbag surface adhesion drop for the surplus material can thorough ejection of compact, reduces the possibility that the raw materials has the extravagant phenomenon.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the scheme, the grinding assembly is used for grinding raw materials, the intermittent drive equal-class feeding assemblies are used for discharging materials in the operation process of the grinding assembly, the equal-class feeding assemblies can be used for uniformly feeding the raw materials, the possibility that more obvious particles exist in the ground raw materials is reduced, the vibrating anti-blocking assembly can be driven before the equal-class feeding assemblies are driven, the smoothness of discharging of the self-cleaning discharging assembly is improved by vibrating the anti-blocking assembly, the grinding assembly can generate heat in the operation process, the heat enables the self-cleaning discharging assembly to expand, the discharging efficiency of a small amount of residual materials is improved, the vibrating anti-blocking assembly is matched, the residual materials can be discharged thoroughly, the possibility that the raw materials are wasted is reduced, the grinding assembly is shared in the operation process of all the assemblies, and no extra energy loss is needed, and the cost is low.
(2) Grinding element is including linking up the apron, links up the upper end fixedly connected with motor of apron, and the output fixedly connected with runner of motor, the surface excavation of runner has the through-hole, and the below of runner is equipped with down the mill, and lower mill fixed connection is at the interior bottom in grinding the storehouse, and the upper end of lower mill contacts with the lower extreme of runner, and the motor drive runner rotates, and the contact between pivoted runner and the lower mill can grind the raw materials.
(3) The uniform feeding assembly comprises a material receiving frame body and a material discharging frame body, the material receiving frame body is fixedly connected to the upper end of an upper grinding disc, a push block is fixedly connected to the upper end of the material receiving frame body, an engagement hole is formed in the inner bottom end of the material receiving frame body and is matched with the through hole, the material discharging frame body is fixedly connected to the lower end of an engagement cover plate, a cavity is formed in the inner portion of the material discharging frame body, a spring is fixedly connected to the inner wall of the cavity, a sealing block is fixedly connected to the outer end of the spring, a first torsion spring is fixedly connected to the lower end of the sealing block, a limiting block is fixedly connected to the outer circumferential surface of the first torsion spring, the material receiving frame body and the push block of a synchronous belt rotate in the rotating process of the upper grinding disc, when the rotating push block is in contact with the limiting block, the sealing block is pushed, the material receiving frame body is located below the material discharging frame body, the material receiving frame body receives raw materials leaked from the material discharging frame body, and continues along with the rotation, the ejector pad will be because of first torsional spring separates in the stopper, and the piece that seals the inner bottom end of ejection of compact framework through the spring, can carry out equal material loading to the raw materials to intermittent type nature, and the raw materials that reduce to grind out still has the possibility of more obvious granule.
(4) Connect the circumference orbit of material framework and ejection of compact framework to be unanimous, the elasticity dynamics of first torsional spring is greater than the elasticity dynamics of spring for the ejector pad can contact with the stopper at pivoted in-process, and the elasticity dynamics through first torsional spring is greater than the elasticity dynamics of spring, makes the ejector pad can promote the sealing piece through the stopper.
(5) The anti-blocking component comprises a base block and a hitting block, the base block is fixedly connected to the upper end of an upper grinding disc, a second torsion spring is fixedly connected to the upper end of the base block, the upper end of the second torsion spring is fixedly connected with a hitting block, the hitting block is fixedly connected to the outer end of a discharging frame body, the hitting block can synchronously follow the upper grinding disc to rotate, the second torsion spring is matched, the hitting block can be continuously hit, the inner wall of the discharging frame body is in contact with the self-cleaning discharging component, and the smoothness of discharging of the self-cleaning discharging component can be improved.
(6) The circumference orbit of hitting the piece and being hit is unanimous, hits the piece and all adopts stainless steel material to make with being hit the piece for hit the piece and can be accurate contact in the pivoted in-process and hit the piece, hit the piece and all adopt stainless steel material to make with being hit the piece through hitting, improve and hit the piece and hit the life who hits the piece.
(7) Self-cleaning ejection of compact subassembly includes the storage frame, storage frame parcel is at the outer periphery of motor, the inner bottom end fixedly connected with elasticity gasbag of storage frame, the inside packing of elasticity gasbag has the ammonium chloride powder, the inside fixedly connected with metal heat conduction wire of storage frame, the outer end of metal heat conduction wire contacts with the ammonium chloride powder, the inner bottom end fixedly connected with discharging pipe of storage frame, discharging pipe and elasticity gasbag's upper end fixed connection, when the raw materials has a small amount of clout, the motor can produce a large amount of heats at continuous operation in-process, its heat conducts to the ammonium chloride powder through the metal heat conduction wire, thereby make the elasticity gasbag take place the inflation, cause the inner wall of elasticity gasbag finally to form the back taper, thereby improve the discharging efficiency of a small amount of clout.
(8) The lower end of the discharge pipe is located in an inner cavity of the discharge frame body, the outer circumferential surface of the discharge pipe is in contact with the inner wall of the discharge frame body, slight vibration can be caused to the self-cleaning discharge assembly in the beating process of the anti-blocking assembly, the principle of adhesion of the surface of the elastic air bag can be caused to fall off due to the slight vibration, excess materials can be discharged thoroughly, and the possibility of waste of raw materials is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall split structure of the present invention;
FIG. 3 is a schematic view of a disassembled structure of the polishing assembly of the present invention;
FIG. 4 is a schematic cross-sectional view of the grinding chamber of the present invention;
FIG. 5 is a schematic view of the equalization feed assembly and the rapping anti-clog assembly of the present invention;
FIG. 6 is a schematic cross-sectional view of the self-cleaning take-off assembly of the present invention;
FIG. 7 is a schematic view of the internal expanded state of the self-cleaning take-off assembly of the present invention.
The reference numbers in the figures illustrate:
100 grinding bins, 200 grinding assemblies, 201 joint cover plates, 202 motors, 203 grinding discs, 2031 through holes, 204 lower grinding discs, 300 equal feeding assemblies, 301 material receiving frame bodies, 302 pushing blocks, 303 joint holes, 304 discharging frame bodies, 305 cavities, 306 springs, 307 first torsion springs, 308 limiting blocks, 400 vibrating anti-blocking assemblies, 401 base blocks, 402 second torsion springs, 403 striking blocks, 404 striking blocks, 500 self-cleaning discharging assemblies, 501 material storage frames, 502 elastic air bags, 503 ammonium chloride powder, 504 metal heat conducting wires and 505 discharging pipes.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
a preparation method of a high-frequency manganese-zinc ferrite material comprises the following steps:
s1, taking Fe2O3, MnCO3 and ZnO as raw materials, and grinding the raw materials by a grinding device according to the metering and proportioning of the raw materials of each component;
s2, mixing the ground raw materials to obtain mixed powder with proper and uniform granularity in the mixing process;
s3, pressing the mixed powder into a material block, pre-burning in nitrogen, and synthesizing to obtain single-phase spinel-structured MnZn ferrite powder;
s4, putting MnZn ferrite powder into a die, and pressing under pressure to prepare a ferrite biscuit;
s5, sintering the ferrite biscuit formed by pressing to obtain the MnZn ferrite material with ultralow high-frequency loss power
Referring to fig. 1-3, the grinding device in S1 includes a grinding bin 100, a grinding assembly 200 is disposed in an inner cavity of the grinding bin 100, a uniform feeding assembly 300 is fixedly connected to a surface of the grinding assembly 200, a vibrating anti-clogging assembly 400 is fixedly connected to a surface of the grinding assembly 200, the vibrating anti-clogging assembly 400 is located outside the grinding assembly 200, a self-cleaning discharging assembly 500 is disposed at an upper end of the grinding assembly 200, the grinding assembly 200 grinds the raw material, the uniform feeding assembly 300 is driven to discharge the raw material intermittently during operation of the grinding assembly 200, the uniform feeding assembly 300 can uniformly feed the raw material, the possibility that the ground raw material still has many obvious particles is reduced, the vibrating anti-clogging assembly 400 is driven before the uniform feeding assembly 300 is driven, and the smoothness of discharging of the self-cleaning anti-clogging discharging assembly 500 is improved by the vibrating anti-clogging assembly 400, grinding component 200 can produce the heat at the in-process of operation, and its heat will make the inside inflation that takes place of self-cleaning ejection of compact subassembly 500 to improve the ejection of compact efficiency of a small amount of clout, cooperate the rapping anti-clogging subassembly 400 again, make the ejection of compact that the clout can be thorough, reduce the possibility that the raw materials has extravagant phenomenon, grinding component 200 is all shared in the operation of all subassemblies, need not extra energy loss, and the cost is lower.
Referring to fig. 3-4, the grinding assembly 200 includes a connecting cover plate 201, a motor 202 is fixedly connected to an upper end of the connecting cover plate 201, an upper grinding disc 203 is fixedly connected to an output end of the motor 202, a through hole 2031 is drilled on a surface of the upper grinding disc 203, a lower grinding disc 204 is arranged below the upper grinding disc 203, the lower grinding disc 204 is fixedly connected to an inner bottom end of the grinding chamber 100, an upper end of the lower grinding disc 204 is in contact with a lower end of the upper grinding disc 203, the motor 202 drives the upper grinding disc 203 to rotate, and the raw material can be ground by contact between the rotating upper grinding disc 203 and the lower grinding disc 204.
Referring to fig. 4-5, the equal loading assembly 300 includes a receiving frame 301 and a discharging frame 304, the receiving frame 301 is fixedly connected to the upper end of the upper grinding disc 203, the upper end of the receiving frame 301 is fixedly connected to a pushing block 302, the inner bottom end of the receiving frame 301 is drilled with an engaging hole 303, the engaging hole 303 is matched with a through hole 2031, the discharging frame 304 is fixedly connected to the lower end of the engaging cover 201, a cavity 305 is drilled in the discharging frame 304, a spring 306 is fixedly connected to the inner wall of the cavity 305, the outer end of the spring 306 is fixedly connected to a sealing block 307, the lower end of the sealing block 307 is fixedly connected to a first torsion spring 307, a limiting block 308 is fixedly connected to the outer circumferential surface of the first torsion spring 307, the receiving frame 301 and the pushing block 302 of the synchronous belt rotate during the rotation of the upper grinding disc 203, when the rotating pushing block 302 contacts the limiting block 308, the sealing block 307 is pushed, and the receiving frame 301 is located below the discharging frame 304, the material receiving frame body 301 receives the raw material leaked from the discharging frame body 304, the pushing block 302 is separated from the limiting block 308 due to the first torsion spring 307 along with the continuous rotation, the sealing block 307 seals the inner bottom end of the discharging frame body 304 through the spring 306, the intermittent material feeding can be performed on the raw material, the possibility that more obvious particles exist in the milled raw material is reduced, the circumferential tracks of the material receiving frame body 301 and the discharging frame body 304 are consistent, the elastic force of the first torsion spring 307 is greater than that of the spring 306, so that the pushing block 302 can be contacted with the limiting block 308 in the rotating process, the elastic force of the first torsion spring 307 is greater than that of the spring 306, so that the pushing block 302 can push the sealing block 307 through the limiting block 308, the vibration anti-blocking assembly 400 comprises a base block 401 and a struck block 404, the base block 401 is fixedly connected to the upper end of the upper grinding disc 203, the upper end of the base block 401 is fixedly connected with a second torsion spring 402, the upper end fixedly connected with of second torsional spring 402 hits piece 403, hit piece 404 fixed connection is in the outer end of ejection of compact framework 304, hit piece 403 also rotates along with upper millstone 203 in step, cooperation second torsional spring 402, hit piece 404 that hits that can be continuous, because of the inner wall of ejection of compact framework 304 with improve self-cleaning ejection of compact subassembly 500 and contact, can improve the smoothness degree of the ejection of compact of self-cleaning ejection of compact subassembly 500, hit the circumference orbit of piece 403 and hit piece 404 unanimous, hit piece 403 and hit piece 404 and all adopt stainless steel material to make, make and hit piece 403 and hit piece 404 in the pivoted in-process can accurate contact and hit piece 404, all adopt stainless steel material to make through hitting piece 403 and hit piece 404, improve and hit the life who hits piece 403 and hit piece 404.
Referring to fig. 6-7, the self-cleaning discharging assembly 500 includes a storage frame 501, the storage frame 501 wraps the outer circumferential surface of the motor 202, an elastic air bag 502 is fixedly connected to the inner bottom end of the storage frame 501, ammonium chloride powder 503 is filled in the elastic air bag 502, a metal heat conducting wire 504 is fixedly connected to the interior of the storage frame 501, the outer end of the metal heat conducting wire 504 contacts with the ammonium chloride powder 503, a discharging pipe 505 is fixedly connected to the inner bottom end of the storage frame 501, the discharging pipe 505 is fixedly connected to the upper end of the elastic air bag 502, when there is a small amount of excess material in the raw material, the motor 202 generates a large amount of heat in the continuous operation process, the heat is transmitted to the ammonium chloride powder 503 through the metal heat conducting wire 504, so that the elastic air bag 502 expands, the inner wall of the elastic air bag 502 finally forms an inverted cone shape, thereby improving the discharging efficiency of the small amount of excess material, the lower end of the discharging pipe 505 is located in the inner cavity of the discharging frame body 304, the outer circumferential surface of the discharge pipe 505 is in contact with the inner wall of the discharge frame 304, and the outer circumferential surface of the discharge pipe 505 is in contact with the inner wall of the discharge frame 304, so that slight vibration can be caused to the self-cleaning discharge assembly 500 in the process of hitting the anti-blocking assembly 400, the principle that the surface of the elastic airbag 502 is adhered can be removed due to the slight vibration, excess materials can be discharged thoroughly, and the possibility of waste of raw materials is reduced.
The working principle is as follows: the motor 202 drives the upper grinding disc 203 to rotate, the contact between the rotating upper grinding disc 203 and the lower grinding disc 204 can grind raw materials, the material receiving frame body 301 and the push block 302 of the synchronous belt rotate in the rotating process of the upper grinding disc 203, when the rotating push block 302 contacts with the limit block 308, the seal block 307 is pushed, the material receiving frame body 301 is located below the material discharging frame body 304, the material receiving frame body 301 receives the raw materials leaked from the material discharging frame body 304, the push block 302 is separated from the limit block 308 due to the first torsion spring 307 along with the continuous rotation, the seal block 307 seals the inner bottom end of the material discharging frame body 304 through the spring 306, the intermittent equal feeding of the raw materials can be realized, the possibility that more obvious particles exist in the milled raw materials is reduced, the beating block 403 synchronously rotates along with the upper grinding disc 203, and can continuously beat the beating block 404 by matching with the second torsion spring 402, because the inner wall of the discharging frame body 304 is in contact with the self-cleaning discharging assembly 500, the discharging smoothness of the self-cleaning discharging assembly 500 can be improved, when a small amount of excess materials exist in raw materials, the motor 202 can generate a large amount of heat in the continuous running process, the heat is conducted to the ammonium chloride powder 503 through the metal heat conducting wire 504, so that the elastic air bag 502 is expanded, the inner wall of the elastic air bag 502 finally forms an inverted cone shape, the discharging efficiency of the small amount of excess materials is improved, the outer circumferential surface of the discharging pipe 505 is in contact with the inner wall of the discharging frame body 304, in the process of hitting the anti-blocking assembly 400 in a vibrating mode, the self-cleaning discharging assembly 500 can generate slight vibration, the principle that the surface of the elastic air bag 502 is adhered can be disengaged through the slight vibration, the excess materials can be discharged thoroughly, and the possibility that the raw materials are wasted is reduced.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (9)
1. A preparation method of a high-frequency manganese-zinc ferrite material is characterized by comprising the following steps: the method comprises the following steps:
s1, taking Fe2O3, MnCO3 and ZnO as raw materials, and grinding the raw materials by a grinding device according to the metering and proportioning of the raw materials of each component;
s2, mixing the ground raw materials to obtain mixed powder with proper and uniform granularity in the mixing process;
s3, pressing the mixed powder into a material block, pre-burning in nitrogen, and synthesizing to obtain single-phase spinel-structured MnZn ferrite powder;
s4, putting MnZn ferrite powder into a die, and pressing under pressure to prepare a ferrite biscuit;
and S5, sintering the ferrite biscuit which is formed by pressing, thereby obtaining the MnZn ferrite material with ultra-low high frequency loss power.
2. The apparatus of claim 1, wherein: grinder in S1 is including grinding storehouse (100), the inner chamber of grinding storehouse (100) is equipped with grinding component (200), the fixed surface of grinding component (200) is connected with material loading subassembly (300) such as equalling, the fixed surface of grinding component (200) is connected with and shakes and hits anti-clogging subassembly (400), shake and hit anti-clogging subassembly (400) and be located the outside of grinding component (200), the upper end of grinding component (200) is equipped with self-cleaning ejection of compact subassembly (500).
3. The apparatus of claim 2, wherein: grinding component (200) is including linking up apron (201), the upper end fixedly connected with motor (202) of linking up apron (201), the output fixedly connected with upper abrasive disc (203) of motor (202), open on the surface of upper abrasive disc (203) has through-hole (2031), the below of upper abrasive disc (203) is equipped with down mill (204), mill (204) fixed connection is at the interior bottom end of grinding storehouse (100) down, the upper end of mill (204) contacts with the lower extreme of upper abrasive disc (203) down.
4. The apparatus of claim 2, wherein: the equal feeding assembly (300) comprises a material receiving frame body (301) and a material discharging frame body (304), the material receiving frame body (301) is fixedly connected with the upper end of the upper grinding disc (203), the upper end of the material receiving frame body (301) is fixedly connected with a push block (302), an engagement hole (303) is drilled at the inner bottom end of the material receiving frame body (301), the engagement hole (303) is matched with the through hole (2031), the discharging frame body (304) is fixedly connected with the lower end of the connecting cover plate (201), a cavity (305) is drilled in the discharging frame body (304), the inner wall of the cavity (305) is fixedly connected with a spring (306), the outer end of the spring (306) is fixedly connected with a sealing block (307), the lower end of the sealing block (307) is fixedly connected with a first torsion spring (307), the outer circumferential surface of the first torsion spring (307) is fixedly connected with a limiting block (308).
5. The apparatus of claim 4, wherein: the material receiving frame body (301) and the material discharging frame body (304) are consistent in circumferential track, and the elastic force of the first torsion spring (307) is greater than that of the spring (306).
6. The apparatus of claim 2, wherein: the anti-blocking subassembly (400) are prevented in the vibrations hits including basic block (401) and hit piece (404), basic block (401) fixed connection is in the upper end of last mill dish (203), the upper end fixedly connected with second torsional spring (402) of basic block (401), the upper end fixedly connected with of second torsional spring (402) hits piece (403), hit piece (404) fixed connection in the outer end of ejection of compact framework (304).
7. The apparatus of claim 6, wherein: the circumferential tracks of the striking block (403) and the struck block (404) are consistent, and the striking block (403) and the struck block (404) are both made of stainless steel materials.
8. The apparatus of claim 2, wherein: self-cleaning ejection of compact subassembly (500) is including storage frame (501), storage frame (501) parcel is at the outer periphery of motor (202), the interior bottom fixedly connected with elasticity gasbag (502) of storage frame (501), the inside packing of elasticity gasbag (502) has ammonium chloride powder (503), the inside fixedly connected with metal heat-conducting wire (504) of storage frame (501), the outer end and the ammonium chloride powder (503) of metal heat-conducting wire (504) contact, the interior bottom fixedly connected with discharging pipe (505) of storage frame (501), discharging pipe (505) and the upper end fixed connection of elasticity gasbag (502).
9. The apparatus of claim 8, wherein: the lower end of the discharge pipe (505) is located in the inner cavity of the discharge frame body (304), and the outer circumferential surface of the discharge pipe (505) is in contact with the inner wall of the discharge frame body (304).
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Cited By (1)
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Application publication date: 20220325 |