CN110527798A - A kind of heat treatment method of amorphous alloy iron core - Google Patents
A kind of heat treatment method of amorphous alloy iron core Download PDFInfo
- Publication number
- CN110527798A CN110527798A CN201910874154.6A CN201910874154A CN110527798A CN 110527798 A CN110527798 A CN 110527798A CN 201910874154 A CN201910874154 A CN 201910874154A CN 110527798 A CN110527798 A CN 110527798A
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- iron core
- amorphous alloy
- alloy iron
- temperature
- heat treatment
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- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
-
- 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
Abstract
The invention discloses a kind of heat treatment method of amorphous alloy iron core, include the following steps: temperature and heating rate that preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, the second incubation cavity and cooling chamber are set according to heat treatment process parameter；Amorphous alloy iron core enters preheating cavity with delivery track, preheats certain time；Amorphous alloy iron core after completing the pre-heat treatment carries out first time heat treatment, heat preservation a period of time；It completes the amorphous alloy iron core after keeping the temperature for the first time heat for the second time, heat preservation a period of time；Heat treatment is completed after amorphous alloy iron core is cooling.This invention ensures that uniformity and synchronism that amorphous alloy iron core is heated during heat treatment, effectively improve the electromagnetic performance of product.
Description
Technical field
The invention belongs to core technology fields, and in particular to a kind of heat treatment method of amorphous alloy iron core.
Background technique
Amorphous alloy is that alloy atom in super be quenched and solidified has little time the solid alloy that ordered arrangement crystallizes, and is belonged to
Longrange disorder structure, and the not presence of the crystal grain, crystal boundary of crystal alloy, this amorphous alloy have many unique performances,
Such as excellent magnetism, corrosion resistance, wearability, high intensity, hardness and toughness, high resistivity and mechanical-electric coupling performance etc..It is iron-based non-
The thickness of strip of peritectic alloy is 0.03mm or so, be widely used in distribution transformer, high power switching power supply, pulse transformer,
Magnetic amplifier, intermediate-frequency transformer and inverter iron core.The heat treatment method of traditional amorphous alloy iron core is only directly to iron core
Carry out heating and isothermal holding, there are iron core uneven heating is even, the low problem of product quality, in consideration of it, it is necessary to traditional
The heat treatment method of amorphous alloy iron core makes improvement.
Summary of the invention
To solve the deficiencies in the prior art, the purpose of the present invention is to provide a kind of heat treatment sides of amorphous alloy iron core
Method ensure that uniformity and synchronism that amorphous alloy iron core is heated during heat treatment, effectively improve the electromagnetism of product
Performance.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
A kind of heat treatment method of amorphous alloy iron core, includes the following steps:
S1, first by the burner hearth of heat-treatment furnace be successively divided into preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber,
Second incubation cavity and cooling chamber are additionally provided with the delivery track for conveying amorphous alloy iron core in heat-treatment furnace；
S2, according to heat treatment process parameter, set preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, second
The temperature and heating rate of incubation cavity and cooling chamber；
S3, preheating cavity temperature is set, when temperature reaches setting value, amorphous alloy iron core enters preheating cavity with delivery track, in advance
Hot certain time；
Amorphous alloy iron core after S4, completion the pre-heat treatment enters the first heating chamber with delivery track, carries out at first time heating
Reason, amorphous alloy iron core enters the first incubation cavity, heat preservation a period of time with delivery track after the completion of heat treatment；
S5, the amorphous alloy iron core after keeping the temperature for the first time is completed with delivery track into the second heating chamber, carry out second and heat
Processing, amorphous alloy iron core enters the second incubation cavity, heat preservation a period of time with delivery track after the completion of heat treatment；
Amorphous alloy iron core after second S6, completion of heat preservation enters cooling chamber with delivery track, and cooling is taken out after a certain period of time,
Complete heat treatment.
Preferably, in abovementioned steps S1, preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, the second heat preservation
Temperature sensor is provided in chamber and cooling chamber.
More preferably, multiple amorphous alloy iron cores are placed in above mentioned step S3, on delivery track.
It is highly preferred that preheating cavity temperature is 160 ~ 190 DEG C in above mentioned step S3, preheating time is 1.5 ~ 1.8h.
It is further preferred that in abovementioned steps S4, when amorphous alloy iron core enters the first heating chamber, at the beginning of the first heating chamber
Beginning temperature is identical with the temperature of preheating cavity, and the heating rate of the first heating chamber is 20 ~ 25 DEG C/min, and heating final temperature is 460 ~
520℃。
Specifically, in abovementioned steps S4, the temperature of the first incubation cavity is identical with the final temperature of the first heating chamber, when heat preservation
Between be 1 ~ 1.5h.
Preferably, in abovementioned steps S5, when amorphous alloy iron core enters the second heating chamber, the initial temperature of the second heating chamber
Identical with the temperature of the first incubation cavity, the heating rate of the second heating chamber is 15 ~ 20 DEG C/min, heating final temperature is 650 ~
680℃。
More preferably, in abovementioned steps S4, the temperature of the second incubation cavity is identical with the final temperature of the second heating chamber, heat preservation
Time is 1.5 ~ 2.5h.
It is highly preferred that the temperature of cooling chamber is 80 ~ 110 DEG C in abovementioned steps S4, cooling time is 0.5 ~ 1h, cooling side
Formula is air-cooled.
The invention has the beneficial effects that: the heat treatment method of amorphous alloy iron core of the present invention is simple to operation, passes through two
Secondary heating and heat preservation effectively increase the stability and production efficiency of technique；The initial temperature of first heating chamber and preheating cavity
Temperature is identical, and the initial temperature of the second heating chamber is identical with the temperature of the first incubation cavity, and the first heating chamber and the second heating chamber
Be to be heated up with certain heating rate, it is ensured that the uniformity that amorphous alloy iron core is heated during heat treatment with it is synchronous
Property, effectively improve the electromagnetic performance of product.
Specific embodiment
Below in conjunction with detailed description of the invention by specific embodiments.
Embodiment 1
A kind of heat treatment method of amorphous alloy iron core, includes the following steps:
S1, first by the burner hearth of heat-treatment furnace be successively divided into preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber,
Second incubation cavity and cooling chamber, are additionally provided with the delivery track for conveying amorphous alloy iron core in heat-treatment furnace, preheating cavity,
Temperature sensor is provided in first heating chamber, the first incubation cavity, the second heating chamber, the second incubation cavity and cooling chamber；
S2, according to heat treatment process parameter, set preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, second
The temperature and heating rate of incubation cavity and cooling chamber；
S3, preheating cavity temperature is set, when temperature reaches 160 DEG C, multiple amorphous alloy iron cores, amorphous is placed on delivery track
Alloy-iron core enters preheating cavity with delivery track, preheats 1.5h；
S4, complete the pre-heat treatment after amorphous alloy iron core with delivery track enter the first heating chamber, the first heating chamber it is initial
Temperature is identical with the temperature of preheating cavity, and the heating rate of the first heating chamber is 20 DEG C/min, and heating final temperature is 460 DEG C, into
Row heats for the first time, and amorphous alloy iron core enters the first incubation cavity, the first heat preservation with delivery track after the completion of heat treatment
The temperature of chamber is identical with the final temperature of the first heating chamber, soaking time 1h；
S5, complete for the first time keep the temperature after amorphous alloy iron core with delivery track enter the second heating chamber, the second heating chamber just
Beginning temperature is identical with the temperature of the first incubation cavity, and the heating rate of the second heating chamber is 15 DEG C/min, and heating final temperature is 650
DEG C, it carrying out second and heats, amorphous alloy iron core enters the second incubation cavity with delivery track after the completion of heat treatment, and second
The temperature of incubation cavity is identical with the final temperature of the second heating chamber, soaking time 1.5h；
Amorphous alloy iron core after second S6, completion of heat preservation enters cooling chamber with delivery track, and the temperature of cooling chamber is 80 DEG C,
Cooling time is 0.5h, and the type of cooling is air-cooled, completion heat treatment.
Embodiment 2
A kind of heat treatment method of amorphous alloy iron core, includes the following steps:
S1, first by the burner hearth of heat-treatment furnace be successively divided into preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber,
Second incubation cavity and cooling chamber, are additionally provided with the delivery track for conveying amorphous alloy iron core in heat-treatment furnace, preheating cavity,
Temperature sensor is provided in first heating chamber, the first incubation cavity, the second heating chamber, the second incubation cavity and cooling chamber；
S2, according to heat treatment process parameter, set preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, second
The temperature and heating rate of incubation cavity and cooling chamber；
S3, preheating cavity temperature is set, when temperature reaches 180 DEG C, multiple amorphous alloy iron cores, amorphous is placed on delivery track
Alloy-iron core enters preheating cavity with delivery track, preheats 1.7h；
S4, complete the pre-heat treatment after amorphous alloy iron core with delivery track enter the first heating chamber, the first heating chamber it is initial
Temperature is identical with the temperature of preheating cavity, and the heating rate of the first heating chamber is 23 DEG C/min, and heating final temperature is 490 DEG C, into
Row heats for the first time, and amorphous alloy iron core enters the first incubation cavity, the first heat preservation with delivery track after the completion of heat treatment
The temperature of chamber is identical with the final temperature of the first heating chamber, soaking time 1.2h；
S5, complete for the first time keep the temperature after amorphous alloy iron core with delivery track enter the second heating chamber, the second heating chamber just
Beginning temperature is identical with the temperature of the first incubation cavity, and the heating rate of the second heating chamber is 18 DEG C/min, and heating final temperature is 670
DEG C, it carrying out second and heats, amorphous alloy iron core enters the second incubation cavity with delivery track after the completion of heat treatment, and second
The temperature of incubation cavity is identical with the final temperature of the second heating chamber, soaking time 2h；
Amorphous alloy iron core after second S6, completion of heat preservation enters cooling chamber with delivery track, and the temperature of cooling chamber is 100
DEG C, cooling time 0.7h, the type of cooling be it is air-cooled, complete heat treatment.
Embodiment 3
A kind of heat treatment method of amorphous alloy iron core, includes the following steps:
S1, first by the burner hearth of heat-treatment furnace be successively divided into preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber,
Second incubation cavity and cooling chamber, are additionally provided with the delivery track for conveying amorphous alloy iron core in heat-treatment furnace, preheating cavity,
Temperature sensor is provided in first heating chamber, the first incubation cavity, the second heating chamber, the second incubation cavity and cooling chamber；
S2, according to heat treatment process parameter, set preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, second
The temperature and heating rate of incubation cavity and cooling chamber；
S3, preheating cavity temperature is set, when temperature reaches 190 DEG C, multiple amorphous alloy iron cores, amorphous is placed on delivery track
Alloy-iron core enters preheating cavity with delivery track, preheats 1.8h；
S4, complete the pre-heat treatment after amorphous alloy iron core with delivery track enter the first heating chamber, the first heating chamber it is initial
Temperature is identical with the temperature of preheating cavity, and the heating rate of the first heating chamber is 25 DEG C/min, and heating final temperature is 520 DEG C, into
Row heats for the first time, and amorphous alloy iron core enters the first incubation cavity, the first heat preservation with delivery track after the completion of heat treatment
The temperature of chamber is identical with the final temperature of the first heating chamber, soaking time 1.5h；
S5, complete for the first time keep the temperature after amorphous alloy iron core with delivery track enter the second heating chamber, the second heating chamber just
Beginning temperature is identical with the temperature of the first incubation cavity, and the heating rate of the second heating chamber is 20 DEG C/min, and heating final temperature is 680
DEG C, it carrying out second and heats, amorphous alloy iron core enters the second incubation cavity with delivery track after the completion of heat treatment, and second
The temperature of incubation cavity is identical with the final temperature of the second heating chamber, soaking time 2.5h；
Amorphous alloy iron core after second S6, completion of heat preservation enters cooling chamber with delivery track, and the temperature of cooling chamber is 110
DEG C, cooling time 1h, the type of cooling be it is air-cooled, complete heat treatment.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (9)
1. a kind of heat treatment method of amorphous alloy iron core, which comprises the steps of:
S1, first by the burner hearth of heat-treatment furnace be successively divided into preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber,
Second incubation cavity and cooling chamber are additionally provided with the delivery track for conveying amorphous alloy iron core in heat-treatment furnace；
S2, according to heat treatment process parameter, set preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, second
The temperature and heating rate of incubation cavity and cooling chamber；
S3, preheating cavity temperature is set, when temperature reaches setting value, amorphous alloy iron core enters preheating cavity with delivery track, in advance
Hot certain time；
Amorphous alloy iron core after S4, completion the pre-heat treatment enters the first heating chamber with delivery track, carries out at first time heating
Reason, amorphous alloy iron core enters the first incubation cavity, heat preservation a period of time with delivery track after the completion of heat treatment；
S5, the amorphous alloy iron core after keeping the temperature for the first time is completed with delivery track into the second heating chamber, carry out second and heat
Processing, amorphous alloy iron core enters the second incubation cavity, heat preservation a period of time with delivery track after the completion of heat treatment；
Amorphous alloy iron core after second S6, completion of heat preservation enters cooling chamber with delivery track, and cooling is taken out after a certain period of time,
Complete heat treatment.
2. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S1
In, temperature biography is provided in preheating cavity, the first heating chamber, the first incubation cavity, the second heating chamber, the second incubation cavity and cooling chamber
Sensor.
3. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S3
In, multiple amorphous alloy iron cores are placed on delivery track.
4. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S3
In, preheating cavity temperature is 160 ~ 190 DEG C, and preheating time is 1.5 ~ 1.8h.
5. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S4
In, when amorphous alloy iron core enters the first heating chamber, the initial temperature of the first heating chamber and the temperature of preheating cavity are identical, and first adds
The heating rate of hot chamber is 20 ~ 25 DEG C/min, and heating final temperature is 460 ~ 520 DEG C.
6. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S4
In, the temperature of the first incubation cavity is identical with the final temperature of the first heating chamber, and soaking time is 1 ~ 1.5h.
7. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S5
In, when amorphous alloy iron core enters the second heating chamber, the initial temperature of the second heating chamber is identical with the temperature of the first incubation cavity, the
The heating rate of two heating chambers is 15 ~ 20 DEG C/min, and heating final temperature is 650 ~ 680 DEG C.
8. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S4
In, the temperature of the second incubation cavity is identical with the final temperature of the second heating chamber, and soaking time is 1.5 ~ 2.5h.
9. a kind of heat treatment method of amorphous alloy iron core according to claim 1, which is characterized in that the step S4
In, the temperature of cooling chamber is 80 ~ 110 DEG C, and cooling time is 0.5 ~ 1h, and the type of cooling is air-cooled.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110923417A (en) * | 2019-12-16 | 2020-03-27 | 苏州洲盛非晶科技有限公司 | Amorphous alloy sensor iron core annealing process |
| CN111554503A (en) * | 2020-05-22 | 2020-08-18 | 浙江德清盛宏电器有限公司 | Manufacturing method of amorphous electronic transformer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844417A (en) * | 2006-03-19 | 2006-10-11 | 江西大有科技有限公司 | Process and device for heat treatment of amorphous nano-crystalline alloy iron core |
| CN103589828A (en) * | 2013-11-14 | 2014-02-19 | 青岛云路新能源科技有限公司 | Heat treatment device and method for amorphous alloy iron cores |
-
2019
- 2019-09-17 CN CN201910874154.6A patent/CN110527798A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844417A (en) * | 2006-03-19 | 2006-10-11 | 江西大有科技有限公司 | Process and device for heat treatment of amorphous nano-crystalline alloy iron core |
| CN103589828A (en) * | 2013-11-14 | 2014-02-19 | 青岛云路新能源科技有限公司 | Heat treatment device and method for amorphous alloy iron cores |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110923417A (en) * | 2019-12-16 | 2020-03-27 | 苏州洲盛非晶科技有限公司 | Amorphous alloy sensor iron core annealing process |
| CN111554503A (en) * | 2020-05-22 | 2020-08-18 | 浙江德清盛宏电器有限公司 | Manufacturing method of amorphous electronic transformer |
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Application publication date: 20191203 |