CN105695683A - Stress annealing method and device capable of accurately controlling annealing process parameters - Google Patents
Stress annealing method and device capable of accurately controlling annealing process parameters Download PDFInfo
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- CN105695683A CN105695683A CN201610104166.7A CN201610104166A CN105695683A CN 105695683 A CN105695683 A CN 105695683A CN 201610104166 A CN201610104166 A CN 201610104166A CN 105695683 A CN105695683 A CN 105695683A
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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
- C21D1/26—Methods of annealing
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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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
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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
- C21D11/00—Process control or regulation for heat treatments
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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
- C21D11/00—Process control or regulation for heat treatments
- C21D11/005—Process control or regulation for heat treatments for cooling
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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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
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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
- C21D2201/00—Treatment for obtaining particular effects
- C21D2201/03—Amorphous or microcrystalline structure
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Abstract
The invention discloses a stress annealing method and device capable of accurately controlling annealing process parameters. During annealing, an amorphous alloy material is made to automatically pass through an annealing cavity at a constant speed, and the tensile stress, the annealing temperature and the conveying speed are automatically and accurately regulated and controlled online. The annealing cavity is small in size, stress control is flexible and accurate, temperature control is flexible, rapid and convenient, and the energy-saving advantage is achieved. In the prior art, a box type annealing cavity is adopted, the box type annealing cavity is large in size, an annealing position is away from a heat source, heat conductivity is poor, thick and large heat insulating walls are adopted by the cavity, and heat capacity is large, so that temperature control is slow and difficult, and energy consumption is large in the annealing process. The channel type annealing cavity is adopted, the cavity is small in size, the cavity walls are made of a high-heat-conductivity material, heat conduction is rapid, temperature control is flexible and rapid, and energy consumption is small. The dynamic annealing mode that an annealed material is conveyed to pass through the channel type annealing cavity at a constant speed is adopted, and compared with static annealing mode through box type annealing cavities commonly used at present, the advantages of accurate control over the annealing parameters and high uniformity of the batch material annealing effect are achieved.
Description
Technical field
The present invention relates to amorphous soft-magnetic alloy material technical field, particularly a kind of stress annealing method that can be precisely controlled annealing process parameter and device。
Background technology
Amorphous soft-magnetic alloy is after ferrite and stalloy, the most valued novel magnetic materials。The FeSiB amorphous alloy being named as " Metglas " was invented in nineteen eighty-two, and used as transformer core, compared with grain-oriented Si steel sheet, iron loss can decline 1/3～1/5。1988, non-crystaline amorphous metal was annealed heat-treating methods and has prepared into nano crystal soft magnetic material by Yoshizawa etc., had invented with Fe73.5Cu1Nb3Si13.5B9" Finemet " alloy for typical composition。Finemet alloy has the comprehensive soft magnet performance that high magnetic permeability, low-coercivity, high resistivity and low-loss etc. are excellent, compares traditional silicon Steel material, has energy-conservation significantly and magnetic property advantage, has broad application prospects。But novel amorphous soft magnetic material, counter stress is very sensitive, particularly in stress in heat treatment process, magnetic structure has sensitive regulating and controlling effect。But, generally adopt extensive style technique in existing heat treatment technics, be about to be annealed disk of material and be annealed around discoid being statically placed in annealing burner hearth。This extensive style annealing way, although material property can be improved to a certain extent, but owing to the thermograde of burner hearth and material self such as expand with heat and contract with cold at the factor, it is difficult to be precisely controlled the annealing process parameter such as stress and temperature, the annealed condition of material cannot be precisely controlled, cannot ensure that whole disk material is under equal conditions annealed, it is difficult to ensure the concordance of material property。
Summary of the invention
It is an object of the invention to provide a kind of stress annealing method and device, aim to solve the problem that the thermograde of burner hearth and material self such as expand with heat and contract with cold at the factor, it is difficult to be precisely controlled the annealing process parameter such as stress and temperature, the annealed condition of material cannot be precisely controlled, cannot ensure that whole disk material is under equal conditions annealed, it is difficult to ensure the conforming problem of material property。
The present invention is achieved in that a kind of stress annealing method that can be precisely controlled annealing process parameter, makes amorphous alloy material automatic uniform speed by anneal chamber in annealing process, and on-line automatic accuracy controlling tensile stress, annealing temperature and transfer rate。
Further, anneal chamber is channel-type anneal chamber, channel-type anneal chamber sets dress vertically at good heat-conducting block cross-section center position, it is provided with heating plate in the side of good heat-conducting block, regulated, according to setting the temperature probe feedback signal being contained in anneal chamber, the heating power setting the heating plate being contained in good heat-conducting block side by temperature control instrument, channel-type anneal chamber temperature is precisely controlled。
Further, be provided with passage at the middle part of channel-type anneal chamber, passage the material that is annealed of intracavity is heated by the gas flowed into through heat-conducting block heating, and isolation simultaneously is annealed material and air contact。
Further, it is annealed material and is moved through in anneal chamber, be then followed by entering cooling chamber, be cooled by cooling chamber at the same rate。
Further; cooling chamber is channel-type cooling chamber; channel-type cooling chamber sets dress vertically at good heat-conducting block cross-section center position; it is provided with passage at the middle part of channel-type cooling chamber; flowed into protective gas by passage the material that is annealed of intracavity is cooled down; isolation simultaneously is annealed material and air contact, it is prevented that be annealed material oxidized。
Another object of the present invention is in that to provide a kind of stress annealing device that can be precisely controlled annealing process parameter, including: feed table, stress regulate brake(-holder) block, be annealed material, protective gas air inlet pipe, channel-type anneal chamber, heating plate, channel-type cooler, speed probe, cooling pressure roller, collect wheel, drive axle, cooling gas inlet pipe, channel-type anneal chamber heat-conducting block, temperature sensor, strain gauge, buffer spring, assembly pulley；
Stress regulates the outside of brake(-holder) block and is provided with feed table, feed table is wound with and is annealed material, is annealed material and passes sequentially through three pulleys that assembly pulley is arranged, is annealed on material and is provided with strain gauge by buffer spring；Feedback signal according to strain gauge regulates the brake force of stress adjustment brake(-holder) block and realizes being precisely controlled of annealing stress；
It is annealed material by channel-type anneal chamber heat-conducting block, is annealed material by being wrapped on collection wheel after cooling down pressure roller, cooling pressure roller is provided with speed probe, collects wheel and install on the driving shaft；According to the speed probe feedback signal being arranged on cooling pressure roller, regulate the rotating speed collecting wheel, it is achieved being precisely controlled of annealed material transfer rate；
The upper end of channel-type anneal chamber heat-conducting block is provided with heating plate, and the front end of channel-type anneal chamber heat-conducting block is provided with channel-type anneal chamber, is provided with protective gas air inlet pipe in channel-type anneal chamber, and the front end of channel-type anneal chamber heat-conducting block is also equipped with temperature sensor；The rear end of channel-type anneal chamber heat-conducting block is provided with channel-type cooler, is provided with cooling gas inlet pipe in channel-type cooler。
Further, described channel-type anneal chamber heat-conducting block is internally installed the first vent line, and the front end of the first vent line is provided with the first air inlet, and the rear end of the first vent line is provided with passage；
Being provided with channel-type anneal chamber in the middle part of the front side wall of channel-type anneal chamber heat-conducting block, the two ends up and down of channel-type anneal chamber are uniformly provided with some first vent lines, and the both sides of the first vent line are provided with the first vent line。
Further, the upper end of described channel-type cooler is provided with cooling chamber air inlet, and the lower end of cooling chamber air inlet connects the second vent line, and the end of the second vent line is provided with cooling gas air inlet。
The present invention has the advantage that and have the benefit effect that this stress annealing method and device anneal chamber is little, temperature controls flexible bug and power savings advantages: existing common technology generally adopts box anneal chamber, volume is big, annealing position away from thermal source, poor heat conductivity, cavity adopt adiabatic wall thickness and area big, thermal capacity is big, temperature controls slow, difficult, and annealing process power consumption is big；And the technology of the present invention adopts channel-type anneal chamber, cavity volume is little, cavity wall employing amount Heat Conduction Material, and heat conduction is fast, temperature controls flexibly, bug, and power consumption is few；The technology of the present invention adopts at the uniform velocity to transmit and is annealed the material dynamic annealing way by channel-type anneal chamber, compares existing conventional box anneal chamber static state annealing way, has the advantage that annealing parameter controls precisely and batch material annealing same effect is high。
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the tensile stress annealing device that the embodiment of the present invention provides。
The longitudinal section that the anneal chamber heat conduction containing channel-type that Fig. 2 provides for the embodiment of the present invention is fast。
The cross-sectional view that the anneal chamber heat conduction containing channel-type that Fig. 3 provides for the embodiment of the present invention is fast。
The longitudinal section of the channel-type cooler that Fig. 4 provides for the embodiment of the present invention。
In figure: 1, feed table；2, stress regulates brake(-holder) block；3, it is annealed material；4, protective gas air inlet pipe；5, channel-type anneal chamber；6, heating plate；7, channel-type cooler；8, speed probe；9, cooling pressure roller；10, wheel is collected；11, axle is driven；12, cooling gas inlet pipe；13, channel-type anneal chamber heat-conducting block；14, temperature sensor；15, strain gauge；16, buffer spring；17, assembly pulley；18, the first air inlet；19, the first vent line；20, passage；21, cooling gas air inlet；22, the second vent line；23, cooling chamber air inlet。
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated。Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention。
Below in conjunction with accompanying drawing 1 to 4 and specific embodiment, the application principle of the present invention is further described。
Annealing process make amorphous alloy material automatic uniform speed by anneal chamber, and on-line automatic accuracy controlling tensile stress, annealing temperature and transfer rate。
The present invention also takes following technical measures:
Anneal chamber is channel-type anneal chamber 5, channel-type anneal chamber 5 sets dress vertically at good heat-conducting block cross-section center position, it is provided with heating plate 6 in the side of good heat-conducting block, temperature control instrument regulates, according to setting the temperature probe feedback signal being contained in anneal chamber, the heating power setting the heating plate 6 being contained in good heat-conducting block side。
Be provided with passage 20 at the middle part of channel-type anneal chamber 5, passage 20 material 3 that is annealed of intracavity is heated by the gas flowed into through heat-conducting block heating, and isolation simultaneously is annealed material 3 and air contact。
It is annealed material 3 to be moved through in anneal chamber, is then followed by entering cooling chamber, is cooled by cooling chamber at the same rate。
Cooling chamber is channel-type cooling chamber; channel-type cooling chamber sets dress vertically at good heat-conducting block cross-section center position; it is provided with passage 20 at the middle part of channel-type cooling chamber; flowed into the protective gas material 3 that is annealed to intracavity by passage 20 to cool down; isolation simultaneously is annealed material 3 and air contact, it is prevented that be annealed material 3 oxidized。
Stress regulates the outside of brake(-holder) block 2 and is provided with feed table 1, feed table 1 is wound with and is annealed material 3, be annealed material 3 and pass sequentially through three assembly pulleys 17, is annealed on material 3 and is provided with strain gauge 15 by buffer spring 16；It is annealed material 3 by containing channel-type anneal chamber 5 heat-conducting block, being annealed material 3 by being wrapped on collection wheel 10 after cooling down pressure roller 9, cooling pressure roller 9 is provided with speed probe 8, collect wheel 10 and be arranged on driving axle 11；
Upper end containing channel-type anneal chamber 5 heat-conducting block is provided with heating plate 6; front end containing channel-type anneal chamber 5 heat-conducting block is provided with channel-type anneal chamber 5; being provided with protective gas air inlet pipe 4 in channel-type anneal chamber 5, the front end containing channel-type anneal chamber 5 heat-conducting block is also equipped with temperature sensor 14；Rear end containing channel-type anneal chamber 5 heat-conducting block is provided with channel-type cooler 7, is provided with cooling gas inlet pipe 12 in channel-type cooler 7。
The described heat-conducting block containing channel-type anneal chamber 5 is internally installed the first vent line 19, and the front end of the first vent line 19 is provided with the first air inlet 18, and the rear end of the first vent line 19 is provided with passage 20；
Being provided with channel-type anneal chamber 5 in the middle part of front side wall containing channel-type anneal chamber 5 heat-conducting block, the two ends up and down of channel-type anneal chamber 5 are uniformly provided with some first vent lines 19, and the both sides of the first vent line 19 are provided with the first vent line 19。
The upper end of described channel-type cooler 7 is provided with cooling chamber air inlet 23, and the lower end of cooling chamber air inlet 23 connects the second vent line 22, and the end of the second vent line 22 is provided with cooling gas air inlet 21。
Can be coiled on feed table 1 by being annealed material 3, it is contained in containing the channel-type anneal chamber 5 in channel-type anneal chamber 5 heat-conducting block 13 and sets the cooling duct being contained in channel-type cooler 7 through setting after posting assembly pulley 17, collection being coiled through stress annealing the material 3 that is annealed that cools down then against walking around chill roll 9 by collecting wheel 10。Being provided with stress inside the wheel hub of feed table 1 and regulate brake(-holder) block 2, being annealed material 3 suffered stress in annealing process can be regulated to regulate and control according to target call value with brake(-holder) block 2 and collection wheel 10 from stress according to the feedback signal of strain gauge 15。When the feedback signal of strain gauge 15 show to be annealed suffered by material 3, stress is less than setting value time, then increase inside the wheel hub of charging tray 1 and stress regulates the brake force between brake(-holder) block 2, increase the moment of torsion collecting wheel 10, until the signal of strain gauge 15 feedback represents is annealed stress suffered by material 3 equal to setting value simultaneously。Otherwise, if the feedback signal of strain gauge 15 shows to be annealed when suffered by material 3, stress is more than setting value, then reduce inside the wheel hub of charging tray 1 and stress regulates the brake force between brake(-holder) block 2, reduce the moment of torsion collecting wheel 10, until the signal of strain gauge 15 feedback represents is annealed stress suffered by material 3 equal to target setting value simultaneously。In stress adjustment process, use buffer spring 16 can slow down the fluctuation in stress adjustment process, improve stress governing speed and precision。The moment of torsion adjustment collecting wheel 10 is realized by the moment of torsion regulated containing the drive motor driving axle 11。Stress regulates the frictional force inside the wheel hub by regulating feed table 1 and between brake(-holder) block 2 and realizes。
The heating power that the annealing temperature of annealing process is regulated heating plate 6 according to the feedback signal of temperature sensor 14 by temperature control instrument realizes。When the feedback signal of temperature sensor 14 shows that the temperature of anneal chamber 5 is lower than when arranging temperature, then increasing the heating power of backing 6, until it reaches arrange temperature；On the contrary, when the feedback signal of temperature sensor 14 shows that the temperature of anneal chamber 5 is higher than when arranging temperature, then reducing the heating power of backing 6, until equal to arranging temperature。
Annealing time then collects wheel 10 the gathering speed being annealed material 3 is controlled (length of anneal chamber 5 is annealing time divided by being annealed the material 3 Negotiation speed in anneal chamber 5, and is annealed the material 3 Negotiation speed in anneal chamber 5 and namely collects wheel 10 gathering speeds to being annealed material 3) by regulating。The gathering speeds being annealed material 3 are regulated, according to the feedback speed of velocity sensor 8, the rotating speed (driving axle 11 to be the axle of drive motor) collecting wheel 10 drive motors and realize by collection wheel 10。When the feedback signal of velocity sensor 8 shows speed lower than when arranging value, then promoting the rotating speed collecting wheel 10, until it reaches arrange value；Otherwise, when speed sensor 8 feedback signal show speed be higher than value is set time, then reduce collect wheel 10 rotating speed, until it reaches value is set。
The protection against oxidation measure being annealed material 3 in annealing process is by being provided with passage 20 at the material 3 channel center position that is annealed of channel-type anneal chamber 5 and channel-type cooler 7, allow inert protective gas flow into from passage 20 from channel center position and be annealed material 3 passage, then flow out from the port of passage, formed and be annealed the material 3 channel interior inert protective gas air pressure malleation more than ambient atmosphere pressure, the positive air pressure of this inert protective gas, ensure that be annealed material 3 when annealing temperature with the isolation of air, prevent the oxidation being annealed material 3 in annealing process。
The advantage of the present invention, be in that to adopt compared to existing technology simpler device and less power consumption and ensure that batch is annealed material 3 and is annealed under the identical consistent annealing conditions (temperature, stress and time) accurately controlled。
First, the technology of the present invention has and guarantees to be annealed material 3 and anneal the high consistency of parameter: existing common technology generally adopts standing annealing way that material is annealed, i.e. material transfixion in annealing process。It is difficult to ensure that bulk roll of material annealing conditions completely the same, because being generally difficult to ensure that anneal chamber temperature is completely uniform, can there is thermograde unavoidably in this static annealing way；It addition, for coiled material, owing to inner ring is different from outer ring length, cause that the amount of expanding with heat and contract with cold difference introduces different stress effects。And the technology of the present invention adopts at the uniform velocity by the mobile annealing way of anneal chamber, even if there is thermograde in anneal chamber, anneal chamber at the uniform velocity it is moved through so that the accumulation annealing effect or the average annealing effect that are annealed material 3 each several part are completely the same owing to being annealed material 3；Meanwhile, the stress of annealing process is realized precisely automatically controlling by the technology of the present invention, it is ensured that the concordance of stress suffered by anneal of material process。
Secondly, the technology of the present invention has the handling advantage being precisely controlled annealing conditions, flexible configuration annealing parameter: existing common technology generally adopts box anneal chamber, static annealing way, owing to anneal chamber volume is big, anneal of material position away from thermal source, poor heat conductivity, poor temperature uniformity in anneal chamber, it is difficult to accurately control annealing temperature；And the technology of the present invention adopts channel-type anneal chamber 5, anneal chamber volume is little, heat conduction good, it is possible to be precisely controlled annealing temperature。It addition, existing conventional annealing technology lacks the stress control method in annealing process, the present invention adopts mobile annealing way, it is possible to be precisely controlled the stress effect of annealing process。And then rely on being precisely controlled annealing temperature, annealing stress and annealed material translational speed, can realize annealing temperature, annealing stress and annealing time (i.e. annealed material translational speed) three annealing parameter between mate regulation and control flexibly, it is achieved to the control accurate being annealed material 3 performance。
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention。
Claims (8)
1. the stress annealing method that can be precisely controlled annealing process parameter, it is characterised in that make amorphous alloy material automatic uniform speed by anneal chamber in annealing process, and on-line automatic accuracy controlling tensile stress, annealing temperature and transfer rate。
2. can be precisely controlled the stress annealing method of annealing process parameter as claimed in claim 1, it is characterized in that, anneal chamber is channel-type anneal chamber, channel-type anneal chamber sets dress vertically at good heat-conducting block cross-section center position, it is provided with heating plate in the side of good heat-conducting block, regulated, according to setting the temperature probe feedback signal being contained in anneal chamber, the heating power setting the heating plate being contained in good heat-conducting block side by temperature control instrument, channel-type anneal chamber temperature is controlled。
3. can be precisely controlled the stress annealing method of annealing process parameter as claimed in claim 1, it is characterized in that, it is provided with passage at the middle part of channel-type anneal chamber, the material that is annealed of intracavity is heated by the gas flowed into through heat-conducting block heating by passage, and isolation simultaneously is annealed material and air contact。
4. can be precisely controlled the stress annealing method of annealing process parameter as claimed in claim 1, it is characterised in that be annealed material and be moved through in anneal chamber, be then followed by entering cooling chamber, be cooled by cooling chamber at the same rate。
5. can be precisely controlled the stress annealing method of annealing process parameter as claimed in claim 4; it is characterized in that; cooling chamber is channel-type cooling chamber; channel-type cooling chamber sets dress vertically at good heat-conducting block cross-section center position; it is provided with passage at the middle part of channel-type cooling chamber; being flowed into protective gas by passage the material that is annealed of intracavity is cooled down, isolation simultaneously is annealed material and air contact。
6. the stress annealing device that can be precisely controlled annealing process parameter of a method as claimed in claim 1; it is characterized in that, this stress annealing device that can be precisely controlled annealing process parameter includes: feed table, stress regulate brake(-holder) block, be annealed material, protective gas air inlet pipe, channel-type anneal chamber, heating plate, channel-type cooler, speed probe, cooling pressure roller, collect wheel, drive axle, cooling gas inlet pipe, channel-type anneal chamber heat-conducting block, temperature sensor, strain gauge, buffer spring, assembly pulley；
Stress regulates the outside of brake(-holder) block and is provided with feed table, feed table is wound with and is annealed material, is annealed material and passes sequentially through three pulleys that assembly pulley is arranged, is annealed on material and is provided with strain gauge by buffer spring；
It is annealed material by channel-type anneal chamber heat-conducting block, is annealed material by being wrapped on collection wheel after cooling down pressure roller, cooling pressure roller is provided with speed probe, collects wheel and install on the driving shaft；
The upper end of channel-type anneal chamber heat-conducting block is provided with heating plate, and the front end of channel-type anneal chamber heat-conducting block is provided with channel-type anneal chamber, is provided with protective gas air inlet pipe in channel-type anneal chamber, and the front end of channel-type anneal chamber heat-conducting block is also equipped with temperature sensor；The rear end of channel-type anneal chamber heat-conducting block is provided with channel-type cooler, is provided with cooling gas inlet pipe in channel-type cooler。
7. can be precisely controlled the stress annealing device of annealing process parameter as claimed in claim 6, it is characterized in that, described channel-type anneal chamber heat-conducting block is internally installed the first vent line, and the front end of the first vent line is provided with the first air inlet, and the rear end of the first vent line is provided with passage；
Being provided with channel-type anneal chamber in the middle part of the front side wall of channel-type anneal chamber heat-conducting block, the two ends up and down of channel-type anneal chamber are uniformly provided with some first vent lines, and the both sides of the first vent line are provided with the first vent line。
8. can be precisely controlled the stress annealing device of annealing process parameter as claimed in claim 6, it is characterized in that, the upper end of described channel-type cooler is provided with cooling chamber air inlet, the lower end of cooling chamber air inlet connects the second vent line, and the end of the second vent line is provided with cooling gas air inlet。
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Cited By (4)
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| WO2018084193A1 (en) | 2016-11-04 | 2018-05-11 | Metglas, Inc. | Apparatus for annealing alloy ribbon and method of producing annealed alloy ribbon |
| CN110912362A (en) * | 2019-11-13 | 2020-03-24 | 南京航空航天大学 | Heat treatment device and method for high-speed rotor core of dual-performance reluctance motor |
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| CN111627602A (en) * | 2019-02-27 | 2020-09-04 | 云南多宝电缆集团股份有限公司 | Long-life halogen-free co-extrusion irradiation home decoration line and production method thereof |
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| EP3535426A4 (en) * | 2016-11-04 | 2020-04-15 | Metglas, Inc. | Apparatus for annealing alloy ribbon and method of producing annealed alloy ribbon |
| CN109863253B (en) * | 2016-11-04 | 2020-10-16 | 梅特格拉斯公司 | Annealing device for alloy strip and method for manufacturing annealed alloy strip |
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| CN110912362A (en) * | 2019-11-13 | 2020-03-24 | 南京航空航天大学 | Heat treatment device and method for high-speed rotor core of dual-performance reluctance motor |
| CN110912362B (en) * | 2019-11-13 | 2021-06-22 | 南京航空航天大学 | Heat treatment device and method for high-speed rotor core of dual-performance reluctance motor |
| CN111463154A (en) * | 2020-05-18 | 2020-07-28 | 浙江大学 | High-temperature ozone oxidation annealing device |
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