CN107326152A - A kind of stable magnetic heat treatment furnace of performance - Google Patents
A kind of stable magnetic heat treatment furnace of performance Download PDFInfo
- Publication number
- CN107326152A CN107326152A CN201710602425.3A CN201710602425A CN107326152A CN 107326152 A CN107326152 A CN 107326152A CN 201710602425 A CN201710602425 A CN 201710602425A CN 107326152 A CN107326152 A CN 107326152A
- Authority
- CN
- China
- Prior art keywords
- furnace
- heater
- oil box
- heat treatment
- cooling oil
- 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
-
- 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
- C21D1/04—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering with simultaneous application of supersonic waves, magnetic or electric fields
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
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)
- Tunnel Furnaces (AREA)
- Furnace Details (AREA)
Abstract
The present invention relates to magnetic heat treatment furnace, a kind of stable magnetic heat treatment furnace of performance, including body of heater, heating furnace, electromagnetic system, cooling oil box and water-cooling circulating system are disclosed；The electromagnetic system includes the upper magnetic pole that lower magnet is oppositely arranged be movably connected in upper of furnace body two being arranged in cooling oil box；The heating furnace is movably arranged between two upper magnetic poles；The upper of furnace body is located at the regulation handle that regulation upper magnetic pole position is respectively arranged with the outside of two upper magnetic pole ends, and the combustion chamber inner wall even distribution has a convolution circular hole, and the inner side of convolution circular hole is communicated with burner hearth；Present invention convolution circular hole enhancing makes the workpiece magnetic after processing more stablize the radiation effect of burner hearth；Regulation handle of the present invention can adjust two air gaps between upper magnetic pole and heating furnace, it is ensured that have enough magnetic field intensities in heating furnace, the workpiece magnetic after processing is more stablized.
Description
Technical field
The present invention relates to magnetic heat treatment furnace, the stable magnetic heat treatment furnace of particularly a kind of performance.
Background technology
Amorphous alloy material is a kind of new alloy material come out the seventies, and it is using international advanced super chilling technique
Liquid metal is directly cooled into 0.02~0.04mm of thickness solid strip with 1 × 106 DEG C/s cooling velocities, atom is obtained
There is shortrange order, the non-crystaline amorphous metal tissue of longrange disorder feature, this alloy has many special performances special in permutation and combination
Point, such as excellent magnetic, corrosion resistance, wearability, high rigidity, high intensity, high resistivity.Due to its excellent performance, production
Technique is simple, has turned into the research and development priority application of domestic and international material supply section educational circles since the eighties.Applied to power industry, electronics
Industry and electric and electronic technical field, as current transformer, high power switching power supply, inverter and programme-controlled exchange electromechanical source
Transformer, reactor, wave filter, transformer and sensor etc..Due to being soft magnetic materials, so all magnetic cores must pass through
Just be magnetic performance after heat treatment, and conventional heat treatment mode has vacuum heat, atmosphere cycle heat treatment, atmosphere circulation at present
Magnetic-field heat treatment method.Vacuum heat treatment equipment input is low, and technique is simple, and batch is big, but magnetic core performance is unstable.Atmosphere is circulated
Iron-base nanometer crystal alloy magnetic core transverse magnetic heat-treatment furnace treating capacity is big, and technique is simple, but also has the unstable situation of performance.
The content of the invention
Based on above technical problem, the invention provides the magnetic heat treatment furnace that a kind of performance is stable, so as to solve existing
There is the unstable technical problem of workpiece magnetic after magnetic heat treatment furnace processing.
The technical solution adopted by the present invention is as follows：
A kind of stable magnetic heat treatment furnace of performance, including body of heater, heating furnace, electromagnetic system, cooling oil box and water cooling
The circulatory system；The electromagnetic system, cooling oil box and water-cooling circulating system are arranged at furnace interior；The cooling oil box is set
Put in furnace interior, water-cooling circulating system is connected through cooling oil box inside with running water pipe；
The electromagnetic system includes the lower magnet being arranged in cooling oil box and two that are movably connected in upper of furnace body
The upper magnetic pole being oppositely arranged；The heating furnace is movably arranged between two upper magnetic poles；The upper of furnace body is located at two
The regulation handle of regulation upper magnetic pole position is respectively arranged with the outside of upper magnetic pole end；
Heating furnace includes furnace shell, combustion chamber, furnace lining and heating element heater, and the combustion chamber fires forming shape with the carborundum of low iron
For the cuboid being simultaneously open, combustion chamber is internally formed burner hearth, and the combustion chamber inner wall even distribution has a convolution circular hole, and circle round the interior of circular hole
Side is communicated with burner hearth；The material of the furnace lining is the complex heat-preservation of high aluminum silicate fire-retardent fiber felt-rug and pad asbestos board composition
Layer.
It is preferred that, the heating element heater, which is that Φ 2.0mm resistance wires that high-temperature electric heat material C r20Ni80 is drawn are rich, to be made
Footpath is 11mm helical structure, and screw pitch 4.0mm, number of total coils 2106.5 is enclosed.
It is preferred that, the high aluminum silicate fiber of the furnace lining is made before assembling, through overcuring.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
The convolution circular hole that the present invention is set can strengthen the radiation effect to burner hearth, make the workpiece magnetic after processing more steady
It is fixed；Regulation handle of the present invention can adjust two air gaps between upper magnetic pole and heating furnace, it is ensured that have enough in heating furnace
Magnetic field intensity, makes the workpiece magnetic after processing more stablize；The cooling oil box that the present invention is set can be cooled down to lower magnet to be dissipated
Heat, to ensure that equipment can be used continuously；Heating furnace of the present invention is movably arranged between two upper magnetic poles, is being checked or is being repaired
When heating furnace can be removed, convenient maintenance or repair；
Heating element heater of the present invention can be such that the magnetized workpiece of needs is uniformly heated in heating furnace, so that after processing
Workpiece magnetic more stablize；High aluminum silicate fiber of the present invention is made before assembling, through overcuring, can be protected in use
Card furnace lining does not shrink, and increases the stability of furnace lining, increases service life, reduces maintenance cost.
Brief description of the drawings
Fig. 1 is general illustration of the present invention；
Fig. 2 is heating furnace side view of the present invention；
Marked in figure：1- bodies of heater；2- heating furnaces；3- electromagnetic systems；4- cooling oil boxes；5- water-cooling circulating systems；6- bottoms
Magnetic pole；7- upper magnetic poles；8- regulation handles；9- furnace shells；10- combustion chambers；11- furnace linings；13- burner hearths；14- convolution circular holes.
Embodiment
All features disclosed in this specification, can be with any in addition to mutually exclusive feature and/or step
Mode is combined.
The present invention is elaborated below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the stable magnetic heat treatment furnace of a kind of performance, including body of heater 1, heating furnace 2, electromagnetic system 3,
Cooling oil box 4 and water-cooling circulating system 5；The electromagnetic system 3, cooling oil box 4 and water-cooling circulating system 5 are arranged at stove
Inside body 1；The cooling oil box 4 is arranged on inside body of heater 1, and water-cooling circulating system 5 passes through the inside of cooling oil box 4 and running water pipe
Connection, water-cooling circulating system 5 is passed through running water water flowing by outside from copper tube processing journey copper tube serpentine and circulated, cooling oil box
Regulating valve is provided with outside 4；
The electromagnetic system 3 includes the lower magnet 6 being arranged in cooling oil box 4 and is movably connected in the top of body of heater 1
Two upper magnetic poles 7 for being oppositely arranged, electromagnetic system 3 is connected with pressure regulator, and cooling oil box 4 is built with transformer oil, the bottom
Magnetic pole 6 is all immersed in transformer oil, and the heating furnace 2 is movably arranged between two upper magnetic poles 7；The top of body of heater 1
The regulation handle 8 of regulation upper magnetic pole 7 position is respectively arranged with the outside of two ends of upper magnetic pole 7；
Heating furnace 2 include furnace shell 9, combustion chamber 10, furnace lining 11 and heating element heater, furnace shell 9 by 2mm 1Cr18Ni9Ti steel plates
And 6mm bar shaped welded framework composition；Steel plate is confined on welded framework with screw, constitutes dismountable casing；The combustion chamber
10 are fired into the cuboid for being shaped as one side opening with the carborundum of low iron, and combustion chamber 10 is internally formed burner hearth 13, the combustion chamber 10
Inner wall even distribution has a convolution circular hole 14, and the inner side of convolution circular hole 14 is communicated with burner hearth 13；The material of the furnace lining 11 is high alumina silicon
The composite heat-insulating layer of sour aluminium fire-retardent fiber felt-rug and pad asbestos board composition；The heating element heater is high-temperature electric heat material C r20Ni80
The Φ 2.0mm resistance wires of drawing are rich to be made the helical structure that central diameter is 11mm, and screw pitch 4.0mm, number of total coils 2106.5 is enclosed；Institute
The high aluminum silicate fiber for stating furnace lining 11 is made before assembling, through overcuring.Magnetic heat treatment furnace is placed on level land, electrical control cubicles distance
Equipment is not less than 5m, it is ensured that the magnetic direction of electromagnet is identical.
The present invention operation principle be：Equipment is in non-plus magnetic or demagnetization, and the handle of pressure regulator should be at the direction of low pressure；
When needing to add magnetic or demagnetization, it would be desirable to which the workpiece of processing is placed in burner hearth 13, and heating furnace 2 is arranged on into two upper magnetic poles
Between 7, the gap between upper magnetic pole 7 and heating furnace 2 is adjusted by regulation handle 8, make two upper magnetic poles 7 as close to
Heating furnace 2, correct gap is not cause extruding to be degree to heating furnace 2；Then the power supply of heating element heater in heating furnace 2 is connected,
The handle of slow rotary actuator, gradually heightens excitation voltage, strengthens magnetic field intensity, until reaching technological requirement, completes technique
Handle is resetted after operation, the power supply of heating element heater is cut off, workpiece is taken out；
The convolution circular hole 14 that the present invention is set can strengthen the radiation effect to burner hearth 13, make the workpiece magnetic after processing more
Plus stably；Regulation handle 8 of the present invention can adjust the air gap between two upper magnetic poles 7 and heating furnace 2, it is ensured that in heating furnace 2
There are enough magnetic field intensities, the workpiece magnetic after processing is more stablized；The cooling oil box 4 that the present invention is set can be to bottom magnetic
The cooling radiating of pole 6, to ensure that equipment can be used continuously；Heating furnace 2 of the present invention is movably arranged between two upper magnetic poles 7,
Heating furnace 2 can be removed in inspection or maintenance, convenient maintenance or maintenance；
Heating element heater of the present invention can be such that the magnetized workpiece of needs is uniformly heated in heating furnace 2, so that processing
Workpiece magnetic afterwards is more stablized；High aluminum silicate fiber of the present invention is made before assembling, through overcuring, in use can be with
Ensure that furnace lining 11 does not shrink, increase the stability of furnace lining 11, increase service life, reduce maintenance cost.
Below, come to be described in further details the present invention in conjunction with specific embodiments.
Specific embodiment
Embodiment 1
A kind of stable magnetic heat treatment furnace of performance, it is characterised in that：Including body of heater 1, heating furnace 2, electromagnetic system 3, cold
But fuel tank 4 and water-cooling circulating system 5；The electromagnetic system 3, cooling oil box 4 and water-cooling circulating system 5 are arranged at body of heater
Inside 1；The cooling oil box 4 is arranged on inside body of heater 1, and water-cooling circulating system 5 connects through the inside of cooling oil box 4 and running water pipe
Connect；
The electromagnetic system 3 includes the lower magnet 6 being arranged in cooling oil box 4 and is movably connected in the top of body of heater 1
Two upper magnetic poles 7 for being oppositely arranged；The heating furnace 2 is movably arranged between two upper magnetic poles 7；The top of body of heater 1
The regulation handle 8 of regulation upper magnetic pole 7 position is respectively arranged with the outside of two ends of upper magnetic pole 7；
Heating furnace 2 includes furnace shell 9, combustion chamber 10, furnace lining 11 and heating element heater, and the combustion chamber 10 is burnt with the carborundum of low iron
The cuboid for being shaped as one side opening is made, combustion chamber 10 is internally formed burner hearth 13, and the inner wall even distribution of combustion chamber 10 has a convolution circle
Hole 14, the inner side of convolution circular hole 14 is communicated with burner hearth 13；The material of the furnace lining 11 is high aluminum silicate fire-retardent fiber felt-rug and lining
Pad the composite heat-insulating layer of asbestos board composition.
Embodiment 2
The present embodiment does further optimization based on embodiment 1, and the heating element heater is that high-temperature electric heat material C r20Ni80 is drawn
The Φ 2.0mm resistance wires of system are rich to be made the helical structure that central diameter is 11mm, and screw pitch 4.0mm, number of total coils 2106.5 is enclosed, and is heated
Element can be such that the magnetized workpiece of needs is uniformly heated in heating furnace, so that the workpiece magnetic after processing is more steady
It is fixed.
Embodiment 3
The present embodiment does further optimization based on embodiment 1, and the high aluminum silicate fiber of the furnace lining 11 is made before assembling,
It through overcuring, can ensure that furnace lining 11 does not shrink in use, increase the stability of furnace lining 11, increase service life, subtract
Few maintenance cost.
It is embodiments of the invention as described above.The present invention is not limited to the above-described embodiments, anyone should learn that
The structure change made under the enlightenment of the present invention, the technical schemes that are same or similar to the present invention each fall within this
Within the protection domain of invention.
Claims (3)
1. a kind of stable magnetic heat treatment furnace of performance, it is characterised in that：Including body of heater (1), heating furnace (2), electromagnetic system
(3), cooling oil box (4) and water-cooling circulating system (5)；The electromagnetic system (3), cooling oil box (4) and Water-cooling circulating system
It is internal that system (5) is arranged at body of heater (1)；The cooling oil box (4) is arranged on body of heater (1) inside, and water-cooling circulating system (5) is passed through
It is connected inside cooling oil box (4) with running water pipe；
The electromagnetic system (3) includes the lower magnet (6) being arranged in cooling oil box (4) and is movably connected on body of heater (1)
The upper magnetic pole (7) that two of portion are oppositely arranged；The heating furnace (2) is movably arranged between two upper magnetic poles (7)；It is described
Body of heater (1) top is located at the regulation handle that regulation upper magnetic pole (7) position is respectively arranged with the outside of two upper magnetic pole (7) ends
(8)；
Heating furnace (2) includes furnace shell (9), combustion chamber (10), furnace lining (11) and heating element heater, and the combustion chamber (10) is with the carbon of low iron
SiClx is fired into the cuboid for being shaped as one side opening, and combustion chamber (10) is internally formed burner hearth (13), and combustion chamber (10) inwall is equal
A convolution circular hole (14) is furnished with, the inner side of convolution circular hole (14) is communicated with burner hearth (13)；The material of the furnace lining (11) is high alumina
The composite heat-insulating layer of aluminosilicate refractory fiber felt and pad asbestos board composition.
2. the stable magnetic heat treatment furnace of performance according to claim 1, it is characterised in that：The heating element heater is high temperature
The rich helical structure that central diameter is made for 11mm of Φ 2.0mm resistance wires that thermo electric material Cr20Ni80 is drawn, screw pitch 4.0mm,
Number of total coils 2106.5 is enclosed.
3. the stable magnetic heat treatment furnace of performance according to claim 1, it is characterised in that：The high alumina of the furnace lining (11)
Alumina silicate fibre is made before assembling, through overcuring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710602425.3A CN107326152B (en) | 2017-07-21 | 2017-07-21 | A kind of magnetic heat treatment furnace that performance is stablized |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710602425.3A CN107326152B (en) | 2017-07-21 | 2017-07-21 | A kind of magnetic heat treatment furnace that performance is stablized |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107326152A true CN107326152A (en) | 2017-11-07 |
| CN107326152B CN107326152B (en) | 2018-08-28 |
Family
ID=60199749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710602425.3A Active CN107326152B (en) | 2017-07-21 | 2017-07-21 | A kind of magnetic heat treatment furnace that performance is stablized |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107326152B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108774674A (en) * | 2018-06-29 | 2018-11-09 | 华北电力大学 | A kind of magnetic heat treatment furnace |
| CN109762979A (en) * | 2019-03-11 | 2019-05-17 | 江苏振栋精密材料科技有限公司 | A kind of novel magnetic field annealing furnace that annealing effect is good |
| CN114214484A (en) * | 2021-12-17 | 2022-03-22 | 桂林航天工业学院 | Constant temperature improving device of magnetic field heat treatment system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2202751Y (en) * | 1994-02-05 | 1995-07-05 | 冶金工业部钢铁研究总院 | Magnetic thermal treatment apparatus for soft-magnetic elements and devices |
| CN2538811Y (en) * | 2002-04-24 | 2003-03-05 | 潘才兴 | Al-Ni-Co alloy permanent magnetic isothermal heat treatment magnetic field |
| CN201850290U (en) * | 2010-05-18 | 2011-06-01 | 零八一电子集团四川力源电子有限公司 | Magnetic heat treatment furnace |
| CN202482360U (en) * | 2011-12-22 | 2012-10-10 | 安徽新华电子科技有限公司 | Well type external longitudinal magnetic field heat treatment furnace |
| CN202482374U (en) * | 2011-12-22 | 2012-10-10 | 安徽新华电子科技有限公司 | Well-type large-capacity magnetic heat treatment furnace |
| JP2012197960A (en) * | 2011-03-18 | 2012-10-18 | Mitsubishi Heavy Ind Ltd | Heat treatment system, and heat treatment method |
| CN102943158A (en) * | 2012-11-27 | 2013-02-27 | 唐山尚新融大电子产品有限公司 | Electromagnetic synchronously magnetic field exerting and heating double-tunnel energy-saving annealing furnace |
| CN203312027U (en) * | 2013-05-22 | 2013-11-27 | 巩义市同创电子器材有限公司 | Magnetic core transverse magnetic field heat treatment furnace |
| CN205035425U (en) * | 2015-08-20 | 2016-02-17 | 要琛 | Can realize carrying on thermal treatment's device under magnetic field environment |
| CN205747932U (en) * | 2016-05-10 | 2016-11-30 | 江苏特威希电气有限公司 | Energy-efficient integral type magnetizes annealing furnace |
-
2017
- 2017-07-21 CN CN201710602425.3A patent/CN107326152B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2202751Y (en) * | 1994-02-05 | 1995-07-05 | 冶金工业部钢铁研究总院 | Magnetic thermal treatment apparatus for soft-magnetic elements and devices |
| CN2538811Y (en) * | 2002-04-24 | 2003-03-05 | 潘才兴 | Al-Ni-Co alloy permanent magnetic isothermal heat treatment magnetic field |
| CN201850290U (en) * | 2010-05-18 | 2011-06-01 | 零八一电子集团四川力源电子有限公司 | Magnetic heat treatment furnace |
| JP2012197960A (en) * | 2011-03-18 | 2012-10-18 | Mitsubishi Heavy Ind Ltd | Heat treatment system, and heat treatment method |
| CN202482360U (en) * | 2011-12-22 | 2012-10-10 | 安徽新华电子科技有限公司 | Well type external longitudinal magnetic field heat treatment furnace |
| CN202482374U (en) * | 2011-12-22 | 2012-10-10 | 安徽新华电子科技有限公司 | Well-type large-capacity magnetic heat treatment furnace |
| CN102943158A (en) * | 2012-11-27 | 2013-02-27 | 唐山尚新融大电子产品有限公司 | Electromagnetic synchronously magnetic field exerting and heating double-tunnel energy-saving annealing furnace |
| CN203312027U (en) * | 2013-05-22 | 2013-11-27 | 巩义市同创电子器材有限公司 | Magnetic core transverse magnetic field heat treatment furnace |
| CN205035425U (en) * | 2015-08-20 | 2016-02-17 | 要琛 | Can realize carrying on thermal treatment's device under magnetic field environment |
| CN205747932U (en) * | 2016-05-10 | 2016-11-30 | 江苏特威希电气有限公司 | Energy-efficient integral type magnetizes annealing furnace |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108774674A (en) * | 2018-06-29 | 2018-11-09 | 华北电力大学 | A kind of magnetic heat treatment furnace |
| CN109762979A (en) * | 2019-03-11 | 2019-05-17 | 江苏振栋精密材料科技有限公司 | A kind of novel magnetic field annealing furnace that annealing effect is good |
| CN114214484A (en) * | 2021-12-17 | 2022-03-22 | 桂林航天工业学院 | Constant temperature improving device of magnetic field heat treatment system |
| CN114214484B (en) * | 2021-12-17 | 2024-02-02 | 桂林航天工业学院 | Constant temperature improving device of magnetic field heat treatment system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107326152B (en) | 2018-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9544945B2 (en) | Magnetic induction heat engine and heat pipe delivery system and methods of producing and delivering heat | |
| CN107326152B (en) | A kind of magnetic heat treatment furnace that performance is stablized | |
| US20150233604A1 (en) | Induction-heating Device of a Water Heater and Water Heater Provided with such a Device | |
| CN109161643B (en) | Magnetic field heat treatment furnace | |
| BRPI0821702B1 (en) | METHOD FOR CONTROL OF A CROSS-SECTION HEATING PROFILE, LONGITUDINAL WAY, INDUCED IN ELECTRICALLY CONDUCTING WORKPIECE WITHOUT FARADAY FLOW CONCENTRATORS OR RINGS, AND, ELECTRICALLY CONDUCENTLY ELECTRIC CONDUCT HEATING EQUIPMENT FLOW OR FARADAY RINGS | |
| CN1509402A (en) | Furnace with bottom induction coil | |
| CN108774674B (en) | Magnetic field heat treatment furnace | |
| CN101881555B (en) | High-temperature atmosphere furnace with electromagnetic field | |
| CN107520437A (en) | A kind of temperature compensation means and its method of ladle long nozzle low overheat | |
| CN201688691U (en) | Water cooling-free intermediate frequency furnace of inductor | |
| CN104775021A (en) | Carbon steel sheet continuous annealing production line rapid heating method and apparatus | |
| CN103103332A (en) | High performance magnetic core transverse magnetic field heat treatment furnace | |
| CN103591793B (en) | A kind of vacuum sintering furnace | |
| CN208378947U (en) | Magnetic heat treatment furnace | |
| CN204787232U (en) | Hot -blast test device of electromagnetic heating | |
| JPS57164935A (en) | Unidirectionally inclined heating method for metallic strip or metallic plate | |
| CN207350306U (en) | A kind of electromagnetism steam boiler | |
| CN203657433U (en) | Vacuum sintering furnace | |
| CN113953501A (en) | Differential pressure casting equipment heat preservation tank utilizing induction heating and electromagnetic energy grain refinement | |
| CN106925858A (en) | A kind of high-frequency gas protect soldering oven and its method of work | |
| CN206794979U (en) | A kind of high-frequency gas protects soldering oven | |
| CN203312027U (en) | Magnetic core transverse magnetic field heat treatment furnace | |
| JP2021025079A (en) | Electromagnetic induction heating device | |
| CN106929694B (en) | A kind of copper coil magnesium reduction jar electromagnetic induction heater of high temperature | |
| CN208505009U (en) | Electromagnetism submerged combustion smelting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |