CN106128747A - A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core and system - Google Patents
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core and system Download PDFInfo
- Publication number
- CN106128747A CN106128747A CN201610740055.5A CN201610740055A CN106128747A CN 106128747 A CN106128747 A CN 106128747A CN 201610740055 A CN201610740055 A CN 201610740055A CN 106128747 A CN106128747 A CN 106128747A
- Authority
- CN
- China
- Prior art keywords
- magnetic core
- heat
- temperature
- furnace
- furnace chamber
- 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.)
- Granted
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2201/00—Treatment for obtaining particular effects
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Soft Magnetic Materials (AREA)
Abstract
The embodiment of the invention discloses a kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core and system, by improving charging temperature and heating rate, thus shorten heat treatment time, can the most effectively control the magnetic order within magnetic core, reduce magnetocrystalline anisotropy, improve the performance of magnetic core.A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core of the present invention, including: start heating system；Heating system arranges predetermined temperature T0, and predetermined temperature information is sent to heat-treatment furnace；Heat-treatment furnace controls furnace chamber and is heated to predetermined temperature T0 from room temperature；Put into around the magnetic core made in the furnace chamber of heat-treatment furnace；Heating system starts program of bleeding；Stove chamber air is drawn to vacuum shape by heat-treatment furnace；Heating system starts injects gas program；Heat-treatment furnace injects gas in furnace chamber；Heating system starts the first intensification acceleration program, sets the first heating rate v1, heating first object temperature T1 and the first temperature retention time t1.
Description
Technical field
The present invention relates to material process field, particularly relate at a kind of heat preparing high-performance iron Based Nanocrystalline Alloys magnetic core
Reason method and system.
Background technology
Nanocrystalline magnet core is through a series of links processing such as mother metal melting, band spray, coiling cyclization, heat treatments
Becoming, in the case of not considering band composition, magnetic core size and shape, heat treatment is most important to obtaining high-performance magnetic core
's.
Traditional heat treatment method is typically all and begins to warm up from room temperature in heat treatment process, bent according to predetermined heating
Line carries out a liter gentle insulation, finally cools to room temperature with the furnace and comes out of the stove.But mistake that is slow because of heating rate and that begin to warm up from room temperature
Time length spent by journey and cause production cycle length, batch processing effect is low thus causes and takes time and effort.And at heat
The reason time is long, and the internal magnetocrystalline of magnetic core is easily generated anisotropy, so that obtained magnetic core has within the longer uncontrollable time
Effect pcrmeability is low, is unfavorable for that magnetic core obtains high performance.Therefore it is badly in need of studying suitable heat treatment method, when shortening heat treatment
Between, and make magnetic core stable performance in the range of certain frequency, remove adverse effect, improve the Effective permeability of magnetic core and resist
Interference performance, reduces the wasting of resources.
Summary of the invention
The invention provides a kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core and system, by carrying
High charging temperature and heating rate, thus shorten heat treatment time, it is possible to the most effectively control inside magnetic core
Magnetic order, reduce magnetocrystalline anisotropy, improve magnetic core performance.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core of the present invention, including:
Start heating system；
Heating system arranges predetermined temperature T0, and predetermined temperature information is sent to heat-treatment furnace；
Heat-treatment furnace controls furnace chamber and is heated to predetermined temperature T0 from room temperature；
Put into around the magnetic core made in the furnace chamber of heat-treatment furnace, close furnace chamber door；
Heating system starts program of bleeding；
Stove chamber air is drawn to vacuum shape by heat-treatment furnace；
Heating system starts injects gas program；
Heat-treatment furnace injects gas in furnace chamber；
Heating system starts the first intensification acceleration program, set the first heating rate v1, heating first object temperature T1 and
First temperature retention time t1；
Heat-treatment furnace is heated to first object temperature T1 to magnetic core with uniform first heating rate v1, and is incubated t1 and divides
Clock；
Heating system starts the second intensification acceleration program, set the second heating rate v2, heat the second target temperature T2 and
Second temperature retention time t2；
Heat-treatment furnace is heated to the second target temperature T2 to magnetic core with uniform second heating rate v2, and is incubated t2 and divides
Clock；
Heating system starts cooling process, arranges the 3rd target temperature T3；
Heat-treatment furnace cools to the magnetic core in furnace chamber with the furnace the 3rd target temperature T3；
Take out magnetic core in the furnace chamber of heat-treatment furnace, and be cooled to room temperature in atmosphere.
Optionally,
Predetermined temperature T0 >=200 DEG C.
Optionally,
The gas injected in the furnace chamber of heat-treatment furnace is noble gas.
Optionally,
First heating rate v1 >=10 DEG C/min；
First object temperature T1 is 510 DEG C；
First temperature retention time t1 is 15min.
Optionally,
Second heating rate v2 >=1 DEG C/min；
Second target temperature T2 is 560 DEG C；
Second temperature retention time t2 is 60min.
Optionally,
3rd target temperature is 300 DEG C.
Optionally,
Magnetic core includes high-frequency low-consumption Fe-Nb-Cu-Si-B fast quenching soft magnet Based Nanocrystalline Alloys.
Optionally,
The magnetic core prepared in the frequency range of 1KHz-100KHz, the numerical value of its Effective permeability all 40000 with
On.
A kind of heat treatment system preparing high-performance iron Based Nanocrystalline Alloys magnetic core, including:
Heating system and heat-treatment furnace；
Heating system includes:
First start unit, is used for starting heating schedule；
First control unit, is used for arranging predetermined temperature T0；
Second start unit, bleeds program for startup；
3rd start unit, is used for starting injection gas program；
4th start unit, for starting the first intensification acceleration program；
5th start unit, is used for starting intensification acceleration program；
6th start unit, is used for starting cooling process；
Heat-treatment furnace includes:
First thermostat units, for being heated to predetermined temperature T0 by furnace chamber from room temperature；
Placement unit, for putting into furnace chamber by magnetic core；
Pumping cells, for being drawn to vacuum by stove chamber air；
Air injection unit, for injecting gas in furnace chamber；
Second thermostat units, for the magnetic core in furnace chamber is warming up to first object temperature T1 with the first heating rate v1,
And keep first object temperature T1 constant within the t1 time；
3rd thermostat units, for the magnetic core in furnace chamber is warming up to the second target temperature T2 with the second heating rate v2,
And keep the second target temperature T2 constant within the t2 time；
4th thermostat units, is together cooled to the 3rd target temperature T3 for furnace chamber is connected the magnetic core in furnace chamber；
Retrieval unit, for taking out magnetic core in furnace chamber.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core of the present invention, including: start heating system
System；Heating system arranges predetermined temperature T0, and predetermined temperature information is sent to heat-treatment furnace；Heat-treatment furnace controls furnace chamber from room
Temperature is heated to predetermined temperature T0；Put into around the magnetic core made in the furnace chamber of heat-treatment furnace, close furnace chamber door；Heating system starts takes out
Gas program；Stove chamber air is drawn to vacuum shape by heat-treatment furnace；Heating system starts injects gas program；Heat-treatment furnace is to stove
Intracavity injects gas；Heating system starts the first intensification acceleration program, sets the first heating rate v1, heating first object temperature
T1 and the first temperature retention time t1；Heat-treatment furnace is heated to first object temperature T1 to magnetic core with uniform first heating rate v1,
And it is incubated t1 minute；Heating system starts the second intensification acceleration program, sets the second heating rate v2, heats the second target temperature
T2 and the second temperature retention time t2；Heat-treatment furnace is heated to the second target temperature T2 to magnetic core with uniform second heating rate v2,
And it is incubated t2 minute；Heating system starts cooling process, arranges cooling target temperature T3；Heat-treatment furnace by the magnetic core in furnace chamber with
Stove is cooled to target temperature T3；Take out magnetic core in the furnace chamber of heat-treatment furnace, and be cooled to room temperature in atmosphere.Heating system controls
The factors such as the temperature of the heating and cooling of heat-treatment furnace, the speed of heating and cooling, temperature retention time, after starting heating system, heat-treatment furnace liter
Temperature, to predetermined temperature T0, improves charging temperature；After putting into magnetic core in heat-treatment furnace, take first to be pumped to vacuum and reinject lazy
Property gas can effectively protect magnetic core free from admixture interference in temperature-rise period, thus protect positive goods purity；Set different at twice
Heating rate, target temperature and temperature retention time, make whole heat treatment process the most effectively suppress within magnetic core
Magnetic order, reduces magnetocrystalline anisotropy, improves the soft magnet performance of material；Temperature-fall period is taked first to be down to target temperature T3, then
In air, the method for cooling can quickly be greatly reduced the temperature of magnetic core, thus reduces heat treatment time and heat treatment cost.Effectively
Solve the time length spent by prior heat treatment method and cause production cycle length, batch processing effect low thus cause time-consuming
The problem of effort.
Accompanying drawing explanation
Fig. 1 is the flow process of a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core in the present invention
Figure；
Fig. 2 is the flow process of a kind of heat treatment system embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core in the present invention
Figure；
Fig. 3 is the process curve of a kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core in the present invention
Figure.
Detailed description of the invention
It is an object of the invention to provide a kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core and system,
By improving charging temperature and heating rate, thus shorten heat treatment time, it is possible to the most effectively control magnetic
The magnetic order of core inner, reduces magnetocrystalline anisotropy, improves the performance of magnetic core.
Referring next to Fig. 1-Fig. 2, to a kind of heat treatment preparing high-performance iron Based Nanocrystalline Alloys magnetic core in the present invention
Method and be that embodiment illustrates:
A kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core of the present invention, including:
101, heating system is started；
102, heating system arranges predetermined temperature T0, and predetermined temperature information is sent to heat-treatment furnace；
103, heat-treatment furnace control furnace chamber is heated to predetermined temperature T0 from room temperature；
104, put in the furnace chamber of heat-treatment furnace around the magnetic core made, close furnace chamber door；
105, heating system starts program of bleeding；
106, stove chamber air is drawn to vacuum shape by heat-treatment furnace；
107, heating system starts injection gas program；
108, heat-treatment furnace injects gas in furnace chamber；
109, heating system starts the first intensification acceleration program, sets the first heating rate v1, heating first object temperature
T1 and the first temperature retention time t1；
110, heat-treatment furnace is heated to first object temperature T1 to magnetic core with uniform first heating rate v1, and is incubated t1
Minute；
111, heating system starts the second intensification acceleration program, sets the second heating rate v2, heats the second target temperature
T2 and the second temperature retention time t2；
112, heat-treatment furnace is heated to the second target temperature T2 to magnetic core with uniform second heating rate v2, and is incubated t2
Minute；
113, heating system starts cooling process, arranges cooling target temperature T3；
114, heat-treatment furnace cools to the magnetic core in furnace chamber with the furnace target temperature T3；
115, take out magnetic core in the furnace chamber of heat-treatment furnace, and be cooled to room temperature in atmosphere.
In the present embodiment, such as Fig. 1, heating system controls the temperature of heating and cooling of heat-treatment furnace, the speed of heating and cooling, insulation
The factors such as time, after starting heating system, heat-treatment furnace is warmed up to predetermined temperature T0, improves charging temperature；At heat-treatment furnace
After inside putting into magnetic core, take first to be pumped to vacuum and reinject indifferent gas physical ability and effectively protect magnetic core free from admixture in temperature-rise period to do
Disturb, thus protect positive goods purity；Set different heating rate, target temperature and temperature retention times at twice, make whole heat treatment
Process the most effectively suppresses the magnetic order within magnetic core, reduces magnetocrystalline anisotropy, improves the soft magnetism of material
Energy；Temperature-fall period is taked first to be down to target temperature T3, then the method cooled down in atmosphere can quickly be greatly reduced the temperature of magnetic core,
Thus reduce heat treatment time and heat treatment cost.Efficiently solve the time length spent by prior heat treatment method and cause raw
Product cycle length, batch processing effect are low thus cause the problem taken time and effort.
Below a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core to the present invention do into
One step explanation, predetermined temperature T0 >=200 DEG C.
In the present embodiment, magnetic core enters stokehold, and the furnace chamber predetermined temperature T0 of heat-treatment furnace is set as that more than 200 DEG C can effectively be contracted
Short heat treatment time, the range of the magnetic core that actual temp can be prepared as required sets.
Below a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core to the present invention do into
One step explanation, the gas injected in the furnace chamber of heat-treatment furnace is noble gas.
In the present embodiment, in pumping heat-treatment furnace, original air is to vacuum state, reinjects indifferent gas physical ability and effectively protects
Protect magnetic core not affected by other impurity during the preparation that heats up, can effectively protect and control the purity of magnetic core.
Below a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core to the present invention do into
One step explanation, the first heating rate v1 >=10 DEG C/min；First object temperature T1 is 510 DEG C；First temperature retention time t1 is
15min。
In the present embodiment, set heating rate v1 according to the gap of predetermined temperature T0 and first object temperature T1, i.e. can
The effective time controlling to reach first object temperature T1, within the t1 time, after reaching first object temperature T1, keep this temperature,
I.e. realize promoting temperature effectively and quickly.
Below a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core to the present invention do into
One step explanation, the second heating rate v2 >=1 DEG C/min；Second target temperature T2 is 560 DEG C；Second temperature retention time t2 is 60min.
In the present embodiment, set heating rate v2 according to the gap of predetermined temperature T1 and the second target temperature T2, i.e. can
The effective time controlling to reach the second target temperature T2, within the t2 time, after reaching the second target temperature T2, keep this temperature,
I.e. realize promoting temperature effectively and quickly.This progressively heat up, the method improving heat treatment speed, make whole heat treatment process
The most effectively suppression magnetic order within magnetic core, reduces magnetocrystalline anisotropy, improves the soft magnet performance of material.
Below a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core to the present invention do into
One step explanation, cooling target temperature is 300 DEG C.
In the present embodiment, take considerable time if directly the magnetic core being prepared as to be put under room temperature cooling needs, efficient solution
Time length spent by prior heat treatment of having determined method also causes production cycle length, batch processing effect low thus causes time-consuming consumption
The problem of power.
Below a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core to the present invention do into
One step explanation, magnetic core includes high-frequency low-consumption Fe-Nb-Cu-Si-B fast quenching soft magnet Based Nanocrystalline Alloys.
In the present embodiment, high-frequency low-consumption Fe-Nb-Cu-Si-B fast quenching soft magnet Based Nanocrystalline Alloys has good temperature
Degree stability.
Below a kind of heat treatment method embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core to the present invention do into
One step explanation, the magnetic core prepared in the frequency range of 1KHz-100KHz, the numerical value of its Effective permeability all 40000 with
On.
In the present embodiment, the Effective permeability in 1KHz-100KHz frequency range of prepared magnetic core is disclosed
Table the highest, and under 1KHz test frequency, its numerical value is more than 100000；Under 100KHz test frequency, its numerical value exists
More than 40000.It is high, applied widely that this kind of magnetic core has high magnetic permeability, low-coercivity, low-loss, stability, as transformer,
Reactor, inducer, power switch power source, inverter, magnetic amplifier, high frequency transformer, high-frequency converter, high frequency choke
Circle, earth leakage circuit-breaker, common mode inductance etc. all can be applied.
A kind of heat treatment system embodiment preparing high-performance iron Based Nanocrystalline Alloys magnetic core of the present invention, including:
Heating system 201 and heat-treatment furnace 202；
Heating system 201 includes:
First start unit 2011, is used for starting heating schedule；
First control unit 2012, is used for arranging predetermined temperature T0；
Second start unit 2013, bleeds program for startup；
3rd start unit 2014, is used for starting injection gas program；
4th start unit 2015, for starting the first intensification acceleration program；
5th start unit 2016, is used for starting intensification acceleration program；
6th start unit 2017, is used for starting cooling process；
Heat-treatment furnace 202 includes:
First thermostat units 2021, for being heated to predetermined temperature T0 by furnace chamber from room temperature；
Placement unit 2022, for putting into furnace chamber by magnetic core；
Pumping cells 2023, for being drawn to vacuum by stove chamber air；
Air injection unit 2024, for injecting gas in furnace chamber；
Second thermostat units 2025, for being warming up to first object temperature by the magnetic core in furnace chamber with the first heating rate v1
T1, and keep first object temperature T1 constant within the t1 time；
3rd thermostat units 2026, for being warming up to the second target temperature by the magnetic core in furnace chamber with the second heating rate v2
T2, and keep the second target temperature T2 constant within the t2 time；
4th thermostat units 2027, is together cooled to target temperature T3 for furnace chamber is connected the magnetic core in furnace chamber；
Retrieval unit 2028, for taking out magnetic core in furnace chamber.
In the present embodiment, such as Fig. 2, the first start unit 2011 of heating system 201 starts heating schedule, and first controls list
Unit 2012 arranges predetermined temperature T0；Furnace chamber is heated to predetermined temperature from room temperature by the first thermostat units 2021 of heat-treatment furnace 202
T0, magnetic core is put into furnace chamber by placement unit 2022；Second start unit 2013 of heating system 201 starts program of bleeding, heat
Stove chamber air is drawn to vacuum by the pumping cells 2023 processing stove 202；3rd start unit 2014 of heating system 201 opens
Dynamic injection gas program, the air injection unit 2024 of heat-treatment furnace 202 injects gas in furnace chamber；The 4th of heating system 201 opens
Moving cell 2015 start first intensification accelerate program, the second thermostat units 2025 of heat-treatment furnace 202 by the magnetic core in furnace chamber with
First heating rate v1 is warming up to first object temperature T1, and keeps first object temperature T1 constant within the t1 time；Heating system
5th start unit 2016 of system 201 starts intensification acceleration program, and the 3rd thermostat units 2026 of heat-treatment furnace 202 is by furnace chamber
Magnetic core be warming up to the second target temperature T2 with the second heating rate v2, and within the t2 time, keep the second target temperature T2 not
Become；6th start unit 2017 of heating system 201 starts cooling process；4th thermostat units 2027 of heat-treatment furnace 202 will
Magnetic core in furnace chamber connection furnace chamber is together cooled to target temperature T3, and magnetic core is taken out in furnace chamber by retrieval unit 2028.Heating
System 201 controls the factors such as the temperature of the heating and cooling of heat-treatment furnace 202, the speed of heating and cooling, temperature retention time, steps up furnace chamber
Temperature, first lowers the temperature after making magnetic core and cools down, and whole system controllability is strong, preparation process is completely orderly, shortens heat treatment week
Phase effect is obvious.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, and the system of foregoing description,
The specific works process of device and unit, is referred to the corresponding process in preceding method embodiment, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method are permissible
Realize by another way.Such as, device embodiment described above is only schematically, such as, and described unit
Dividing, be only a kind of logic function and divide, actual can have other dividing mode, the most multiple unit or assembly when realizing
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not processes.Another point, shown or
The coupling each other discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communication connection, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of the present embodiment scheme
's.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated list
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part that in other words prior art contributed or this technical scheme completely or partially can be with the form of software product
Embodying, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server, or the network equipment etc.) performs the complete of method described in each embodiment of the present invention
Portion or part steps.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, above example only in order to technical scheme to be described, is not intended to limit；Although with reference to front
State embodiment the present invention has been described in detail, it will be understood by those within the art that: it still can be to front
State the technical scheme described in each embodiment to modify, or wherein portion of techniques feature is carried out equivalent；And these
Amendment or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. the heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core, it is characterised in that including:
Start heating system；
Described heating system arranges predetermined temperature T0, and predetermined temperature information is sent to heat-treatment furnace；
Described heat-treatment furnace controls furnace chamber and is heated to predetermined temperature T0 from room temperature；
Put into around the magnetic core made in the furnace chamber of described heat-treatment furnace, close furnace chamber door；
Described heating system starts program of bleeding；
Stove chamber air is drawn to vacuum shape by described heat-treatment furnace；
Described heating system starts injects gas program；
Described heat-treatment furnace injects gas in furnace chamber；
Described heating system starts the first intensification acceleration program, set the first heating rate v1, heating first object temperature T1 and
First temperature retention time t1；
Described heat-treatment furnace is heated to described first object temperature T1 to magnetic core with the most described first heating rate v1, and protects
Temperature t1 minute；
Described heating system starts the second intensification acceleration program, set the second heating rate v2, heat the second target temperature T2 and
Second temperature retention time t2；
Described heat-treatment furnace is heated to described second target temperature T2 to magnetic core with the most described second heating rate v2, and protects
Temperature t2 minute；
Described heating system starts cooling process, arranges the 3rd target temperature T3；
Described heat-treatment furnace cools to the magnetic core in furnace chamber with the furnace target temperature T3；
In the furnace chamber of described heat-treatment furnace, take out magnetic core, and be cooled to room temperature in atmosphere.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core the most according to claim 1, its feature
It is,
Described predetermined temperature T0 >=200 DEG C.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core the most according to claim 1, its feature
It is,
The gas injected in the furnace chamber of described heat-treatment furnace is noble gas.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core the most according to claim 1, its feature
It is,
Described first heating rate v1 >=10 DEG C/min；
Described first object temperature T1 is 510 DEG C；
Described first temperature retention time t1 is 15min.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core the most according to claim 1, its feature
It is,
Described second heating rate v2 >=1 DEG C/min；
Described second target temperature T2 is 560 DEG C；
Described second temperature retention time t2 is 60min.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core the most according to claim 1, its feature
It is,
Described 3rd target temperature is 300 DEG C.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core the most according to claim 1, its feature
It is,
Described magnetic core includes high-frequency low-consumption Fe-Nb-Cu-Si-B fast quenching soft magnet Based Nanocrystalline Alloys.
A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core the most according to claim 1, its feature
It is,
The magnetic core prepared is in the frequency range of 1KHz-100KHz, and the numerical value of its Effective permeability is all more than 40000.
9. the heat treatment system preparing high-performance iron Based Nanocrystalline Alloys magnetic core, it is characterised in that
Including: heating system and heat-treatment furnace；
Described heating system includes:
First start unit, is used for starting heating schedule；
First control unit, is used for arranging predetermined temperature T0；
Second start unit, bleeds program for startup；
3rd start unit, is used for starting injection gas program；
4th start unit, for starting the first intensification acceleration program；
5th start unit, is used for starting intensification acceleration program；
6th start unit, is used for starting cooling process；
Described heat-treatment furnace includes:
First thermostat units, for being heated to predetermined temperature T0 by furnace chamber from room temperature；
Placement unit, for putting into furnace chamber by magnetic core；
Pumping cells, for being drawn to vacuum by stove chamber air；
Air injection unit, for injecting gas in furnace chamber；
Second thermostat units, for the magnetic core in furnace chamber is warming up to first object temperature T1 with the first heating rate v1, and
Keep first object temperature T1 constant in the t1 time；
3rd thermostat units, for the magnetic core in furnace chamber is warming up to the second target temperature T2 with the second heating rate v2, and
Keep the second target temperature T2 constant in the t2 time；
4th thermostat units, is together cooled to the 3rd target temperature T3 for furnace chamber is connected the magnetic core in furnace chamber；
Retrieval unit, for taking out magnetic core in furnace chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610740055.5A CN106128747B (en) | 2016-08-26 | 2016-08-26 | A kind of heat treatment method and system preparing high-performance iron Based Nanocrystalline Alloys magnetic core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610740055.5A CN106128747B (en) | 2016-08-26 | 2016-08-26 | A kind of heat treatment method and system preparing high-performance iron Based Nanocrystalline Alloys magnetic core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106128747A true CN106128747A (en) | 2016-11-16 |
| CN106128747B CN106128747B (en) | 2019-03-15 |
Family
ID=57271818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610740055.5A Active CN106128747B (en) | 2016-08-26 | 2016-08-26 | A kind of heat treatment method and system preparing high-performance iron Based Nanocrystalline Alloys magnetic core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106128747B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555047A (en) * | 2016-11-23 | 2017-04-05 | 宜春学院 | The heat treatment method of iron-base nanometer crystal alloy soft magnetic ribbon |
| CN107365950A (en) * | 2017-07-24 | 2017-11-21 | 广东咏旺新材料科技有限公司 | Fe Si B Nb Cu are Fe-based amorphous/nanocrystalline magnetically soft alloy material and preparation and Technology for Heating Processing |
| CN109666787A (en) * | 2019-02-20 | 2019-04-23 | 中山市董泽粉末涂料有限公司 | A kind of preceding heat treatment method of ferrous alloy band solidification |
| CN109735688A (en) * | 2018-12-24 | 2019-05-10 | 广东工业大学 | A kind of magnetic field heat treatment process improving iron based nano crystal high-gradient magnetism energy |
| CN110468262A (en) * | 2019-09-19 | 2019-11-19 | 王晶 | Segmented continuous heat treating furnace and material heat treatment process |
| CN114959213A (en) * | 2022-04-13 | 2022-08-30 | 宁波中科毕普拉斯新材料科技有限公司 | Heat treatment method of high-frequency low-loss iron-based nanocrystalline magnetic core |
| CN117079965A (en) * | 2023-09-19 | 2023-11-17 | 东莞市昱懋纳米科技有限公司 | Heat treatment method for improving high-frequency magnetic permeability of nanocrystalline magnetic core |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101575664A (en) * | 2009-04-24 | 2009-11-11 | 同济大学 | Process for heat treatment of amorphous transformer core |
| CN101599358A (en) * | 2009-04-14 | 2009-12-09 | 无锡希恩电气有限公司 | The processing method of silicon steel ribbon iron core of direct current electric transmission and transformation radio-frequency reactor |
| CN102586566A (en) * | 2012-03-15 | 2012-07-18 | 青岛海立美达电机有限公司 | Heat treatment process for iron core of motor |
| CN103352187A (en) * | 2013-05-31 | 2013-10-16 | 全椒君鸿软磁材料有限公司 | Mg-Mo series Fe-based amorphous alloy ribbon and preparation method thereof |
| CN103390492A (en) * | 2013-07-31 | 2013-11-13 | 河北申科电子股份有限公司 | Production process of ultra-crystallite cutting iron core for split mutual inductor |
| CN103710506A (en) * | 2013-12-31 | 2014-04-09 | 常州中钢精密锻材有限公司 | Forging and annealing process for die steel |
-
2016
- 2016-08-26 CN CN201610740055.5A patent/CN106128747B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101599358A (en) * | 2009-04-14 | 2009-12-09 | 无锡希恩电气有限公司 | The processing method of silicon steel ribbon iron core of direct current electric transmission and transformation radio-frequency reactor |
| CN101575664A (en) * | 2009-04-24 | 2009-11-11 | 同济大学 | Process for heat treatment of amorphous transformer core |
| CN102586566A (en) * | 2012-03-15 | 2012-07-18 | 青岛海立美达电机有限公司 | Heat treatment process for iron core of motor |
| CN103352187A (en) * | 2013-05-31 | 2013-10-16 | 全椒君鸿软磁材料有限公司 | Mg-Mo series Fe-based amorphous alloy ribbon and preparation method thereof |
| CN103390492A (en) * | 2013-07-31 | 2013-11-13 | 河北申科电子股份有限公司 | Production process of ultra-crystallite cutting iron core for split mutual inductor |
| CN103710506A (en) * | 2013-12-31 | 2014-04-09 | 常州中钢精密锻材有限公司 | Forging and annealing process for die steel |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555047A (en) * | 2016-11-23 | 2017-04-05 | 宜春学院 | The heat treatment method of iron-base nanometer crystal alloy soft magnetic ribbon |
| CN107365950A (en) * | 2017-07-24 | 2017-11-21 | 广东咏旺新材料科技有限公司 | Fe Si B Nb Cu are Fe-based amorphous/nanocrystalline magnetically soft alloy material and preparation and Technology for Heating Processing |
| CN107365950B (en) * | 2017-07-24 | 2019-03-19 | 广东咏旺新材料科技有限公司 | Fe-Si-B-Nb-Cu is Fe-based amorphous/nanocrystalline magnetically soft alloy material and preparation and heat treatment process |
| CN109735688A (en) * | 2018-12-24 | 2019-05-10 | 广东工业大学 | A kind of magnetic field heat treatment process improving iron based nano crystal high-gradient magnetism energy |
| CN109666787A (en) * | 2019-02-20 | 2019-04-23 | 中山市董泽粉末涂料有限公司 | A kind of preceding heat treatment method of ferrous alloy band solidification |
| CN110468262A (en) * | 2019-09-19 | 2019-11-19 | 王晶 | Segmented continuous heat treating furnace and material heat treatment process |
| CN114959213A (en) * | 2022-04-13 | 2022-08-30 | 宁波中科毕普拉斯新材料科技有限公司 | Heat treatment method of high-frequency low-loss iron-based nanocrystalline magnetic core |
| CN117079965A (en) * | 2023-09-19 | 2023-11-17 | 东莞市昱懋纳米科技有限公司 | Heat treatment method for improving high-frequency magnetic permeability of nanocrystalline magnetic core |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106128747B (en) | 2019-03-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106128747A (en) | A kind of heat treatment method preparing high-performance iron Based Nanocrystalline Alloys magnetic core and system | |
| CN108998633B (en) | Heat treatment method of amorphous nanocrystalline magnetic core | |
| CN102363830B (en) | Heat treatment method for ultracrystalline magnetic core | |
| CN111057820B (en) | Efficient annealing method for improving comprehensive performance of iron-based amorphous alloy iron core | |
| CN104808717A (en) | Temperature control method and temperature control device | |
| CN104616880B (en) | A kind of method for producing Sintered NdFeB magnet | |
| CN103578734B (en) | A kind of sintering process of neodymium iron boron magnetic body | |
| CN102615283B (en) | Method for sintering radially-oriented sintering samarium cobalt integrated magnetic ring | |
| CN101552068A (en) | Preparation method of manganese-zinc ferrite core | |
| CN101882504A (en) | Anisotropic rare-earth magnet light wave microwave sintering method | |
| CN103509916A (en) | Vacuum annealing method for amorphous alloy iron cores | |
| KR20200020830A (en) | Apparatus and method for continuous heat treatment of alloy workpieces or metal workpieces | |
| CN103121102B (en) | Sintering tempering method of neodymium iron boron magnetic materials | |
| CN112553443B (en) | Three-dimensional rolled iron core annealing method | |
| CN106060668A (en) | Smart television setting method and device | |
| JP4098179B2 (en) | Heat treatment furnace | |
| CN105018686B (en) | The quick annealing method and equipment of generator claw pole | |
| CN109264987A (en) | A kind of modification process improving glass fiber high-temperature insulation performance | |
| CN103596115B (en) | Tool and technology for shaping loudspeaker voice coil | |
| CN102732699A (en) | Heat treatment process for powder part | |
| CN204539510U (en) | Electromagnetic heater and resonant circuit | |
| CN106162967A (en) | Electromagnetic heater and resonance circuit | |
| KR20000042589A (en) | Method of controlling output of microwave oven | |
| CN115094223A (en) | Heat treatment method of soft magnetic material for wireless charging shielding plate | |
| CN108817569A (en) | The Screw thread process method of high-hardness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |