CN110295323A - A kind of electric mutual inductor iron core assembling metal tape processing technology - Google Patents
A kind of electric mutual inductor iron core assembling metal tape processing technology Download PDFInfo
- Publication number
- CN110295323A CN110295323A CN201910703949.0A CN201910703949A CN110295323A CN 110295323 A CN110295323 A CN 110295323A CN 201910703949 A CN201910703949 A CN 201910703949A CN 110295323 A CN110295323 A CN 110295323A
- Authority
- CN
- China
- Prior art keywords
- melting
- water
- box body
- metal tape
- molding hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0611—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars formed by a single casting wheel, e.g. for casting amorphous metal strips or wires
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
-
- 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
- H01F1/14—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 metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- General Induction Heating (AREA)
- Continuous Casting (AREA)
Abstract
The invention discloses the processes such as a kind of assembling of electric mutual inductor iron core metal tape processing technology, including ingredient, melting, second melting, casting, winding.The present invention can effectively promote the flexibility of steel band because of processes such as second melting, instantaneous coolings to room temperature, make it firmly without crisp, reduce rejection rate when iron core is made in winding (4% less than).
Description
Technical field
The present invention relates to electric mutual inductors to manufacture instrument field, and in particular to metal is used in a kind of assembling of electric mutual inductor iron core
Band processing technology.
Background technique
For electric mutual inductor using more and more extensive, main member iron core is formed using silicon strip coiling.Present silicon
The processing technology of steel band generally comprises the processes such as ingredient, melting, casting, molding.Silicon strip that this mode processes it is hard and
It is crisp, the high rejection rate when iron core is made in winding.
Summary of the invention
In view of the above shortcomings of the prior art, the invention proposes a kind of electric mutual inductor iron core assemblings is processed with metal tape
Technique, to reduce rejection rate.
In order to achieve the above object, the solution of the present invention: a kind of electric mutual inductor iron core assembling metal tape processing technology,
Include the following steps:
(1) ingredient: each raw material: iron 94.3-95.8%, silicon 3.5-4.0%, boron 0.2-0.25%, copper is weighed according to silicon strip formula
0.15-0.3%, nickel 0.1-0.25%, the sum of each component content are 100%；
(2) melting: raw material is successively added by the sequence of iron, nickel, silicon, copper, boron into intermediate frequency furnace according to ingredient specific gravity
Melting is carried out, is heated up with furnace, melting maximum temperature is 1500-1600 DEG C, after keeping the temperature 1-3h, vacuumizes 5-10min, passes through water cooling
But to 700-800 DEG C, melting once block is obtained；
(3) second melting: it will be put into another intermediate frequency furnace by the melting once block of step (2) processing and carry out secondary melt
Melt, the temperature of second melting is 1300-1400 DEG C, vacuumizes 5-10min after keeping the temperature 1-2h, obtains molten liquid；
(4) it is poured: the molten liquid that step (3) obtains being poured into special water cooling mold, instantaneous cooling to room temperature obtains gold
Belong to band；
(5) it winds: the metal tape coiling lopping that step (4) is obtained, and pack, it is sent into semifinished product warehouse and keeps in.
Preferably, above-mentioned special water cooling mold includes diaphragm capsule, water-cooled copper roller, wherein diaphragm capsule include box body, heating component,
Molding hole is provided with heating component, heating component wherein being provided with interlayer on the wall of box body with adjusting component in interlayer
For inductance coil, inductance coil is embedded in interlayer, is heated by heating to inductance coil for box body, left in the bottom of box body
Side is provided with the molding hole that length is equal with prefabricated metal bandwidth, width is equal with metal tape thickness, and inboard wall of cartridge is the bottom of close to
It is funnel-form at portion；Vertical expeller is fixed in box body, bottom fits in the bottom of vertical expeller and box body, vertically
It is welded with the telescopic rod of pusher cylinder at the top of expeller, vertical expeller is pushed by pusher cylinder, in one section of casting
It is melted molten liquid after time when liquid measure is few, melting flow velocity is excessively slow at molding hole；Water-cooled copper roller is located at the molding hole of diaphragm capsule
Lower section, water-cooled copper roller are driven by motor, and water-cooled copper roller includes the roll body for having interlayer wall, are filled with 10-30 in the interlayer wall of roll body
DEG C cooling water；It is further fixed on air-blowing mouth in the molding hole side of diaphragm capsule, the gas outlet of air-blowing mouth faces molding hole, water-cooled copper
Roller side wall.
Compared with the prior art, the advantages of the present invention are as follows:
1, second melting, quenched effect is good, so that the silicon strip of preparation is not crisp, it is not easy to fracture, effectively reduce because of catalysis
Frangible rate；
2, vacuumize process during melting, effectively removes impurity, improves the performance of product；
3, the processes such as second melting, instantaneous cooling to room temperature can effectively promote the flexibility of steel band, make it firmly without crisp, reduction
Winding rejection rate when iron core is made (4% less than)；
4, special water cooling mold can be realized the instantaneous cooling of steel band to room temperature, and ensure that the uniformity of thickness of strips, mention
High yield quality.
Detailed description of the invention
Fig. 1 be the present invention relates to water cooling mold structural schematic diagram.
Specific embodiment
It is further elucidated above to the present invention now in conjunction with attached drawing.
Embodiment one
Electric mutual inductor iron core assembling metal tape processing technology, includes the following steps:
(1) ingredient: each raw material: iron 94.3%, silicon 5.0%, boron 0.2%, copper 0.3%, nickel 0.2%, each group is weighed according to silicon strip formula
Dividing the sum of content is 100%；
(2) melting: raw material is successively added by the sequence of iron, nickel, silicon, copper, boron into intermediate frequency furnace according to ingredient specific gravity
Melting is carried out, is heated up with furnace, melting maximum temperature is 1600 DEG C, after keeping the temperature 2h, 10min is vacuumized, by being water-cooled to 800
DEG C, obtain melting once block；
(3) second melting: it will be put into another intermediate frequency furnace by the melting once block of step (2) processing and carry out secondary melt
Melt, the temperature of second melting is 1400 DEG C, vacuumizes 10min after keeping the temperature 2h, obtains molten liquid；
(4) it is poured: the molten liquid that step (3) obtains being poured into special water cooling mold, wherein special water cooling mold is (such as
Shown in Fig. 1) it include diaphragm capsule, water-cooled copper roller, wherein diaphragm capsule includes box body 1, heating component 2, molding hole 3 and adjusts component 4, wherein
It is provided with interlayer 1.1 on the wall of box body 1, heating component 2 is provided in interlayer 1.1, heating component 2 is inductance coil,
Inductance coil is embedded in interlayer 1.1, is heated by heating to inductance coil for box body 1, is arranged in the bottom left of box body 1
There is the molding hole 3 that length is equal with prefabricated metal bandwidth, width is equal with metal tape thickness, 1 inner wall of box body is at bottom
For funnel-form；Vertical expeller 4 is fixed in box body 1, bottom and the bottom in box body 1 of vertical expeller 4 fit, vertically
It is welded with the telescopic rod of pusher cylinder 5 at the top of expeller 4, vertical expeller 4 is pushed by pusher cylinder 5, to be poured
It is melted molten liquid after a period of time when liquid measure is few, melting flow velocity is excessively slow at molding hole；Water-cooled copper roller 6 be located at diaphragm capsule at
The lower section of type hole 3 and close to molding hole bottom, the spacing of water-cooled copper roller 6 and molding hole with do not influence the rotation of water-cooled copper roller 6 and from
It is attached in water-cooled copper roller in the ribbon fallen in type hole, water-cooled copper roller 6 is driven by motor, and water-cooled copper roller 6 includes tool interlayer wall
Irony or stainless steel roll body, 20 DEG C of cooling water is filled in the interlayer wall of roll body 6.1；In 3 side of molding hole of diaphragm capsule
It is further fixed on air-blowing mouth 7, the gas outlet of air-blowing mouth 7 faces molding hole 3,6 side wall of water-cooled copper roller；Molten liquid is by water cooling mold
Molding hole 3 squeezes out, fall in water-cooled copper roller 6 due to instantaneous cooling curing molding, and obtain metal tape, then in air-blowing mouth 7
It acts on lower formed metal band and blows to next process
(5) it winds: the metal tape coiling lopping for being obtained step (4) by conventional up- coiler, and pack, it is sent into semifinished product warehouse
In keep in.
The rejection rate of the metal tape of the present embodiment to fracture by brittleness is 2% or so, and the average thickness difference of steel band exists
0.05±0.01mm。
Embodiment two
Electric mutual inductor iron core assembling metal tape processing technology, includes the following steps:
(1) ingredient: each raw material: iron 95.8%, silicon 3.5%, boron 0.25%, copper 0.2%, nickel 0.25% is weighed according to silicon strip formula, respectively
The sum of constituent content is 100%；
(2) melting: raw material is successively added by the sequence of iron, nickel, silicon, copper, boron into intermediate frequency furnace according to ingredient specific gravity
Melting is carried out, is heated up with furnace, melting maximum temperature is 1500 DEG C, after keeping the temperature 1h, 5min is vacuumized, by being water-cooled to 700 DEG C,
Obtain melting once block；
(3) second melting: it will be put into another intermediate frequency furnace by the melting once block of step (2) processing and carry out secondary melt
Melt, the temperature of second melting is 1300 DEG C, vacuumizes 5min after keeping the temperature 1h, obtains molten liquid；
(4) it is poured: the molten liquid that step (3) obtains being poured into special water cooling mold, wherein special water cooling mold packet
Diaphragm capsule, water-cooled copper roller are included, wherein diaphragm capsule includes box body 1, heating component 2, molding hole 3 and adjusts component 4, wherein in box body 1
Wall on be provided with interlayer 1.1, be provided with heating component 2 in interlayer 1.1, heating component 2 is inductance coil, and inductance coil is embedding
Enter to have in interlayer 1.1, by heating to inductance coil come for the heating of box body 1, the bottom left of box body 1 is provided with length and pre-
The molding hole 3 that metal bandwidth processed is equal, width is equal with metal tape thickness, 1 inner wall of box body are funnel-form at bottom；?
Vertical expeller 4 is fixed in box body 1, bottom and the bottom in box body 1 of vertical expeller 4 fit, vertical 4 top of expeller
It is welded with the telescopic rod of pusher cylinder 5, vertical expeller 4 is pushed by pusher cylinder 5, to be melted after being poured a period of time
Melt molten liquid when liquid measure is few, melting flow velocity is excessively slow at molding hole；Water-cooled copper roller 6 be located at the lower section of molding hole 3 of diaphragm capsule and
Close to molding hole bottom, the spacing of water-cooled copper roller 6 and molding hole is not to influence the rotation of water-cooled copper roller 6 and fall from molding hole
It is attached in water-cooled copper roller in ribbon, water-cooled copper roller 6 is driven by motor, and water-cooled copper roller 6 includes the irony or not of tool interlayer wall
Become rusty steel rider body, and 10 DEG C of cooling water is filled in the interlayer wall of roll body 6.1；Air-blowing is further fixed in 3 side of molding hole of diaphragm capsule
Mouth 7, the gas outlet of air-blowing mouth 7 face molding hole 3,6 side wall of water-cooled copper roller；Molten liquid is squeezed out by the molding hole 3 of water cooling mold,
Fall in water-cooled copper roller 6 due to instantaneous cooling curing molding, and obtain metal tape, then gold is formed under the action of air-blowing mouth 7
Belong to band and blows to next process
(5) it winds: the metal tape coiling lopping for being obtained step (4) by conventional up- coiler, and pack, it is sent into semifinished product warehouse
In keep in.
The rejection rate of the metal tape of the present embodiment to fracture by brittleness is 3.2%, and the average thickness difference of steel band is 0.07
±0.015mm。
Claims (2)
1. a kind of electric mutual inductor iron core assembling metal tape processing technology, includes the following steps:
(1) ingredient: each raw material: iron 94.3-95.8%, silicon 3.5-4.0%, boron 0.2-0.25%, copper is weighed according to silicon strip formula
0.15-0.3%, nickel 0.1-0.25%, the sum of each component content are 100%；
(2) melting: raw material is successively added by the sequence of iron, nickel, silicon, copper, boron into intermediate frequency furnace according to ingredient specific gravity
Melting is carried out, is heated up with furnace, melting maximum temperature is 1500-1600 DEG C, after keeping the temperature 1-3h, vacuumizes 5-10min, passes through water cooling
But to 700-800 DEG C, melting once block is obtained；
(3) second melting: it will be put into another intermediate frequency furnace by the melting once block of step (2) processing and carry out secondary melt
Melt, the temperature of second melting is 1300-1400 DEG C, vacuumizes 5-10min after keeping the temperature 1-2h, obtains molten liquid；
(4) it is poured: the molten liquid that step (3) obtains being poured into special water cooling mold, instantaneous cooling to room temperature obtains gold
Belong to band；
(5) it winds: the metal tape coiling lopping that step (4) is obtained, and pack, it is sent into semifinished product warehouse and keeps in.
2. electric mutual inductor iron core assembling metal tape processing technology according to claim 1, which is characterized in that above-mentioned spy
The water cooling mold of system includes diaphragm capsule, water-cooled copper roller, and wherein diaphragm capsule includes box body, heating component, molding hole and adjusts component, wherein
It is provided with interlayer on the wall of box body, heating component is provided in interlayer, heating component is inductance coil, and inductance coil is embedding
Enter to have in interlayer, is heated by being heated to inductance coil for box body, the bottom left of box body is provided with length and prefabricated gold
Belong to the molding hole that bandwidth is equal, width is equal with metal tape thickness, inboard wall of cartridge is funnel-form at bottom；In box body
It is fixed with vertical expeller, bottom fits in the bottom of vertical expeller and box body, is welded at the top of vertical expeller
The telescopic rod of pusher cylinder pushes vertical expeller by pusher cylinder, and to melt after being poured a period of time, liquid measure is few, melts
By molten liquid at molding hole when flow velocity is excessively slow；Water-cooled copper roller is located at below the molding hole of diaphragm capsule, and water-cooled copper roller is driven by motor
Dynamic, water-cooled copper roller includes the roll body for having interlayer wall, and 10-30 DEG C of cooling water is filled in the interlayer wall of roll body；Diaphragm capsule at
Type hole side is further fixed on air-blowing mouth, and the gas outlet of air-blowing mouth faces molding hole, water-cooled copper roller side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910703949.0A CN110295323A (en) | 2019-07-31 | 2019-07-31 | A kind of electric mutual inductor iron core assembling metal tape processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910703949.0A CN110295323A (en) | 2019-07-31 | 2019-07-31 | A kind of electric mutual inductor iron core assembling metal tape processing technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110295323A true CN110295323A (en) | 2019-10-01 |
Family
ID=68032380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910703949.0A Pending CN110295323A (en) | 2019-07-31 | 2019-07-31 | A kind of electric mutual inductor iron core assembling metal tape processing technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110295323A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5782454A (en) * | 1980-11-11 | 1982-05-22 | Hitachi Metals Ltd | Wound iron core |
| CN85202699U (en) * | 1985-06-27 | 1986-10-15 | 上海钢铁研究所 | Continue uncrystallized strip-producing device |
| CN1611616A (en) * | 2003-10-27 | 2005-05-04 | 宝山钢铁股份有限公司 | Method for manufacturing cold-rolled orientation-free electrical sheet |
-
2019
- 2019-07-31 CN CN201910703949.0A patent/CN110295323A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5782454A (en) * | 1980-11-11 | 1982-05-22 | Hitachi Metals Ltd | Wound iron core |
| CN85202699U (en) * | 1985-06-27 | 1986-10-15 | 上海钢铁研究所 | Continue uncrystallized strip-producing device |
| CN1611616A (en) * | 2003-10-27 | 2005-05-04 | 宝山钢铁股份有限公司 | Method for manufacturing cold-rolled orientation-free electrical sheet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101805837B (en) | Manufacture method of aluminum alloy section for track traffic conductor rail | |
| CN101914655B (en) | Method for manufacturing solid cored-wires made of high purity calcium metal | |
| CN109822066B (en) | Method for continuously preparing copper-based amorphous thin strip | |
| CN109957732B (en) | Method for continuously preparing zirconium-based amorphous thin strip | |
| CN109338236A (en) | A kind of easy welding structural carbon steel and its manufacturing method based on thin-belt casting rolling | |
| CN102021447A (en) | Manufacture method of extra super duralumin alloy cast ingots | |
| CN109822067B (en) | Method for continuously preparing nickel-based amorphous thin strip | |
| CN103056624A (en) | Method for producing high-quality forged material by using large-scale vertical type continuous casting round billet, product and application thereof | |
| CN109825781B (en) | Method for continuously preparing iron-based amorphous thin strip | |
| CN104178667B (en) | Radiator compound foil material and its manufacture method | |
| CN106636731A (en) | Processing technology for high-strength and high-extensibility brass alloy strip | |
| CN106735078B (en) | The continuous precision former and technique of a kind of amorphous alloy or its composite material | |
| CN110142321B (en) | Device and method for continuous punch forming of amorphous thin-wall structural part | |
| CN107838640A (en) | One Albatra metal roller covers manufacturing process | |
| CN110295323A (en) | A kind of electric mutual inductor iron core assembling metal tape processing technology | |
| CN102424891A (en) | Production method of pure calcium solid-core core spun threads for smelting steel | |
| CN108714749A (en) | A kind of preparation method of high brittle alloy weld tabs | |
| CN103157771B (en) | For continuous casting forming process equipment and the method for metal | |
| CN209811188U (en) | Casting and rolling device for horizontally and continuously preparing wide amorphous thin strip | |
| CN116287807A (en) | Preparation method of short-process alloy forging | |
| CN109465425A (en) | A kind of manufacturing method of three layers of almag not uniform thickness composite ring slab | |
| CN214920268U (en) | Drainage device for investment casting process | |
| CN102618696A (en) | Composite calcium metal wire cored wire for steelmaking deoxygenation and production method thereof | |
| CN114130970A (en) | Non-vacuum continuous production equipment and production process of copper-chromium-zirconium alloy | |
| CN108246967A (en) | A kind of casting method of casting thin-wall part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191001 |
|
| RJ01 | Rejection of invention patent application after publication |