CN107988474A - A kind of high-pressure gas quenching furnace with diversity runner - Google Patents
A kind of high-pressure gas quenching furnace with diversity runner Download PDFInfo
- Publication number
- CN107988474A CN107988474A CN201711371577.3A CN201711371577A CN107988474A CN 107988474 A CN107988474 A CN 107988474A CN 201711371577 A CN201711371577 A CN 201711371577A CN 107988474 A CN107988474 A CN 107988474A
- Authority
- CN
- China
- Prior art keywords
- heating zone
- hatch
- runner
- heat exchanger
- diversity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010791 quenching Methods 0.000 title claims abstract description 52
- 230000000171 quenching effect Effects 0.000 title claims abstract description 50
- 238000010438 heat treatment Methods 0.000 claims abstract description 56
- 239000012530 fluid Substances 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000001816 cooling Methods 0.000 abstract description 5
- 239000002826 coolant Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 24
- 239000011261 inert gas Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 229910000960 colored gold Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
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
- 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
-
- 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
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/613—Gases; Liquefied or solidified normally gaseous material
-
- 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
- C21D1/62—Quenching devices
Abstract
The invention discloses a kind of high-pressure gas quenching furnace with diversity runner, including furnace body, the furnace body rear end is provided with centrifugal impeller, and the present invention provides a kind of high-pressure gas quenching furnace with diversity runner, and structure setting is ingenious and connection and reasonable arrangement；Thermal current after whole heat exchanger first completely by entering back into centrifugal impeller, it is achieved thereby that the effect of heat transfer effect of bigger and protection centrifugal impeller impact from high temperature gas flow, the opening and closing of each hatch door in heating zone and each baffle of heat exchanger hatch is automatically controlled by program, specific gas quenching coolant flow channel mode is established to combine, so as to fulfill workpiece quickly and evenly quenching effect, reduce workpiece deformation, this new structure is compared to original traditional square heating zone air-quenching furnace, with multifarious gas quenching runner, it can realize the quenching effect of large-scale workpiece evenly, at utmost reduce deformation；Cooling air-flow is more evenly distributed during quenching, quenching gaseous stream amount bigger, and the cool time is shorter.
Description
Technical field
The present invention relates to technical field of heat treatment equipment, is specifically a kind of vacuum high pressure gas quenching with diversity runner
Stove.
Background technology
High-pressure gas quenching furnace is that there are one kind four hatch door graphite to add heating zone, high-power heat exchanger, diversity gas
Quench runner and changement, the vacuum heat treatment equipment of high-pressure inert gas quenching cooling.Generally use graphite heating area, it is lazy
Property gaseous exchange heating and heating in vacuum, maximum heating temperature is up to 1350 degree.High-pressure inert gas are filled with during quenching, pass through height
Efficiency heat exchangers and high-power blower are quickly exchanged heat, and inert gas reaches as high as 20bar pressure and carries out rapid quenching, also
Can be achieved isothermal hardening, high-pressure gas quenching furnace mainly application with tool steel, mould steel, other high alloy special steels and having coloured gold
The heat treatment process demand such as vacuum hardening, annealing, timeliness and tempering of category.But high-pressure gas quenching furnace structure is stiff at present,
When especially quenching, cooling air-flow skewness, quenching gaseous stream amount smaller, the cool time is longer.
The content of the invention
It is an object of the invention to provide a kind of high-pressure gas quenching furnace with diversity runner, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides following technical solution：
A kind of high-pressure gas quenching furnace with diversity runner, including furnace body, the furnace body rear end are provided with centrifugal impeller, institute
State and heating zone is provided with furnace body, the upper and lower, left and right four direction that the furnace body corresponds to heating zone is both provided with hatch door, described
Hatch door is corresponded on furnace body and is provided with individual cylinder；The individual cylinder is connected with hatch door, drives door-down switch；Add in the furnace body
Heat exchanger nacelle is provided with rear side of hot-zone, heat exchanger assembly is provided with heat exchanger nacelle, heat exchanger nacelle is located at
Before centrifugal impeller, the upper and lower, left and right position of the close heating zone side of heat exchanger nacelle is respectively arranged with wind-guiding hatch, institute
State and baffle is provided with wind-guiding hatch, the baffle is connected with the individual cylinder being correspondingly arranged on furnace body, is driven by individual cylinder
Baffle realizes the switch of wind-guiding hatch, and multiple wind-guiding hatch and hatch door form diversity gas quenching runner.
As the further scheme of the present invention：The bottom of furnace body is symmetrically set with supporting rack.
As further scheme of the invention：The heating zone is tetragonal.
As further scheme of the invention：The heating zone is made of graphite.
As further scheme of the invention：The heat exchanger nacelle for cube steel construction assembly nacelle.
As further scheme of the invention：Diversity gas quenching runner combination is combined including one-in-and-one-out,
One-in-and-one-out is combined as opening upper and lower heating zone hatch door, closes left and right heating zone hatch door；Close left and right heat exchanger wind-guiding hatch
Baffle, by adjust upper and lower heat exchanger wind-guiding hatch baffle to realize to go out on hot-fluid, under cold flow into or hot-fluid under go out, in cold flow
Into flow direction；Or left and right heating zone hatch door is opened, close upper and lower heating zone hatch door；Close upper and lower heat exchanger wind-guiding hatch
Baffle, by adjust left and right heat exchanger wind-guiding hatch baffle realize a hot-fluid left side go out, the cold flow right side into or the hot-fluid right side go out, cold flow it is left
Into flow direction.
As further scheme of the invention：Diversity gas quenching runner combination includes three into one and goes out combination,
Three into one go out to be combined as four hatch door of heating zone opens at the same time, by converting the one of heat exchanger wind-guiding hatch in upper and lower, left and right
Baffle opens or closes, and to realize that hot-fluid goes out from one of heating zone hatch door, cold flow is from the other three heating zone hatch door into altogether
There are four kinds of differences to be combined into and out of runner.
As further scheme of the invention：Diversity gas quenching runner combination includes two into two and goes out combination,
Two into two go out to be combined as four hatch door of heating zone opens at the same time；Upper and lower heat exchanger wind-guiding hatch baffle is opened, closes left and right heat exchange
Device wind-guiding hatch baffle, realizes that hot-fluid goes out from upper and lower heating zone hatch door, cold flow from left and right heating zone hatch door into flow direction；Or add
Four hatch door of hot-zone is opened at the same time；Left and right heat exchanger wind-guiding hatch baffle is opened, closes upper and lower heat exchanger wind-guiding hatch baffle, it is real
Existing hot-fluid goes out from left and right heating zone hatch door, cold flow from upper and lower heating zone hatch door into flow direction.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention provides a kind of vacuum with diversity runner
High-pressure gas quenching furnace, structure setting is ingenious and connection and reasonable arrangement；Thermal current after whole heat exchanger first completely by entering back into centrifugation leaf
Wheel, it is achieved thereby that the effect of heat transfer effect of bigger and protection centrifugal impeller impact from high temperature gas flow, is come from by program
The dynamic opening and closing for controlling each hatch door in heating zone and each baffle of heat exchanger hatch, specific gas quenching coolant flow channel is established to combine
Mode, so as to fulfill workpiece quickly and evenly quenching effect, reduces workpiece deformation, this new structure is traditional square compared to original
Heating zone air-quenching furnace, has multifarious gas quenching runner, it is possible to achieve the quenching effect of large-scale workpiece evenly, maximum journey
Degree reduces deformation；Compared to traditional circular heating zone air-quenching furnace, cooling air-flow is more evenly distributed during quenching, and quenching gaseous stream amount is more
Greatly, the cool time is shorter.
Brief description of the drawings
Fig. 1 is the structure diagram of the high-pressure gas quenching furnace with diversity runner.
Fig. 2 is the sectional view of the high-pressure gas quenching furnace with diversity runner.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Please refer to Fig.1~2, in the embodiment of the present invention, a kind of high-pressure gas quenching furnace with diversity runner, including stove
Body 1,1 bottom of furnace body are symmetrically set with supporting rack 2, and 1 rear end of furnace body is provided with centrifugal impeller 3, is set in the furnace body 1
Heating zone 4 is equipped with, heating zone 4 is tetragonal, and the upper and lower, left and right four direction that the furnace body 1 corresponds to heating zone 4 is respectively provided with
There is hatch door 5, corresponding to hatch door 5 on the furnace body 1 is provided with individual cylinder 6；The individual cylinder 6 is connected with hatch door 5, drives hatch door
5 switches；The rear side of heating zone 4 is provided with heat exchanger nacelle in the furnace body 1, and it is total to be provided with heat exchanger in heat exchanger nacelle
Into 9, heat exchanger nacelle is located at before centrifugal impeller 3, the heat exchanger nacelle for cube steel construction assembly nacelle, heat hands over
The upper and lower, left and right position of the close heating zone side of parallel operation nacelle is respectively arranged with wind-guiding hatch 7, is set on the wind-guiding hatch 7
Baffle 8 is equipped with, the baffle 8 is connected with the individual cylinder 6 being correspondingly arranged on furnace body 1, drives baffle 8 to realize by individual cylinder 6
The switch of wind-guiding hatch 7, multiple wind-guiding hatch 7 and hatch door 5 form diversity gas quenching runner.
The present invention operation principle be：The present invention provides a kind of high-pressure gas quenching furnace with diversity runner, structure
It is novel；Thermal current first completely by entering back into centrifugal impeller after whole heat exchanger, it is achieved thereby that the heat transfer effect of bigger and
The effect of protection centrifugal impeller impacts from high temperature gas flow, each hatch door in heating zone and heat exchanger cabin are automatically controlled by program
The opening and closing of each baffle of mouth, establishes specific gas quenching coolant flow channel mode to combine, quickly and evenly quenches so as to fulfill workpiece
Fiery effect, reduces workpiece deformation, this new structure has multifarious gas compared to original traditional square heating zone air-quenching furnace
Quench runner, it is possible to achieve the quenching effect of large-scale workpiece evenly, at utmost reduces deformation；Compared to traditional circle heating
Area's air-quenching furnace, cooling air-flow is more evenly distributed during quenching, quenching gaseous stream amount bigger, and the cool time is shorter.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and do not carrying on the back
In the case of spirit or essential attributes from the present invention, the present invention can be realized in other specific forms.Therefore, no matter from which
From the point of view of a bit, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention will by appended right
Ask rather than described above limits, it is intended that all changes in the implication and scope of the equivalency of claim will be fallen
Include in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (8)
1. a kind of high-pressure gas quenching furnace with diversity runner, including furnace body, it is characterised in that the furnace body rear end is set
There is centrifugal impeller, heating zone is provided with the furnace body, the upper and lower, left and right four direction that the furnace body corresponds to heating zone is all provided with
Hatch door is equipped with, corresponding to hatch door on the furnace body is provided with individual cylinder；The individual cylinder is connected with hatch door, and driving hatch door is opened
Close；Heat exchanger nacelle is provided with rear side of heating zone in the furnace body, heat exchanger assembly is provided with heat exchanger nacelle, heat
Exchanger nacelle is located at before centrifugal impeller, and the upper and lower, left and right position of the close heating zone side of heat exchanger nacelle is set respectively
Wind-guiding hatch is equipped with, baffle is provided with the wind-guiding hatch, the baffle is connected with the individual cylinder being correspondingly arranged on furnace body,
The switch of wind-guiding hatch is realized by individual cylinder driving baffle, multiple wind-guiding hatch and hatch door form diversity gas quenching stream
Road.
2. the high-pressure gas quenching furnace according to claim 1 with diversity runner, it is characterised in that the furnace body bottom
Portion is symmetrically set with supporting rack.
3. the high-pressure gas quenching furnace according to claim 1 with diversity runner, it is characterised in that the heating zone
For tetragonal.
4. the high-pressure gas quenching furnace according to claim 1 with diversity runner, it is characterised in that the heating zone
It is made of graphite.
5. the high-pressure gas quenching furnace according to claim 1 with diversity runner, it is characterised in that the heat exchange
Device nacelle for cube steel construction assembly nacelle.
6. a kind of diversity gas of high-pressure gas quenching furnace with diversity runner as described in claim 1-5 is any is quenched
Fiery runner combination, it is characterised in that combined including one-in-and-one-out, one-in-and-one-out is combined as opening upper and lower heating zone hatch door,
Close left and right heating zone hatch door；Left and right heat exchanger wind-guiding hatch baffle is closed, is kept off by adjusting upper and lower heat exchanger wind-guiding hatch
Plate to realize to go out on hot-fluid, under cold flow into or hot-fluid under go out, the flow direction that cold flow is enterprising；Or left and right heating zone hatch door is opened, close
Close upper and lower heating zone hatch door；Upper and lower heat exchanger wind-guiding hatch baffle is closed, by adjusting left and right heat exchanger wind-guiding hatch baffle
Come realize a hot-fluid left side go out, the cold flow right side into or the hot-fluid right side go out, a cold flow left side into flow direction.
7. a kind of diversity gas of high-pressure gas quenching furnace with diversity runner as described in claim 1-5 is any is quenched
Fiery runner combination, it is characterised in that go out combination including three into one, three into one go out to be combined as four hatch door of heating zone while beat
Open, by converting opening or closing for the one of heat exchanger wind-guiding hatch baffle in upper and lower, left and right, to realize hot-fluid from wherein
One heating zone hatch door goes out, cold flow from the other three heating zone hatch door into, share four kinds of differences into and out of runner combine.
8. a kind of diversity gas of high-pressure gas quenching furnace with diversity runner as described in claim 1-5 is any is quenched
Fiery runner combination, it is characterised in that go out combination including two into two, two into two go out to be combined as four hatch door of heating zone while beat
Open；Upper and lower heat exchanger wind-guiding hatch baffle is opened, closes left and right heat exchanger wind-guiding hatch baffle, realizes that hot-fluid adds from upper and lower
Hot-zone hatch door goes out, cold flow from left and right heating zone hatch door into flow direction；Or four hatch door of heating zone is opened at the same time；Open left and right heat exchange
Device wind-guiding hatch baffle, closes upper and lower heat exchanger wind-guiding hatch baffle, realizes that hot-fluid goes out from left and right heating zone hatch door, cold flow from
Upper and lower heating zone hatch door into flow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711371577.3A CN107988474A (en) | 2017-12-19 | 2017-12-19 | A kind of high-pressure gas quenching furnace with diversity runner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711371577.3A CN107988474A (en) | 2017-12-19 | 2017-12-19 | A kind of high-pressure gas quenching furnace with diversity runner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107988474A true CN107988474A (en) | 2018-05-04 |
Family
ID=62038928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711371577.3A Pending CN107988474A (en) | 2017-12-19 | 2017-12-19 | A kind of high-pressure gas quenching furnace with diversity runner |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108642255A (en) * | 2018-06-04 | 2018-10-12 | 北京机电研究所有限公司 | A kind of high-pressure gas quenching furnace flue tube structure that achievable air-flow switches alternatively up and down |
| CN108690908A (en) * | 2018-08-31 | 2018-10-23 | 江苏石川岛丰东真空技术有限公司 | Gas cooling device and vacuum air-quenching furnace |
| CN110629134A (en) * | 2019-09-17 | 2019-12-31 | 西北电子装备技术研究所(中国电子科技集团公司第二研究所) | External circulation cooling type rapid gas quenching system of aluminum alloy vacuum brazing furnace |
| CN112458264A (en) * | 2020-11-23 | 2021-03-09 | 绍兴先越材料技术有限公司 | Gas quenching furnace with uniform low-temperature |
| WO2021078520A1 (en) * | 2019-10-24 | 2021-04-29 | Ecm Technologies | Gas quenching cell |
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| CN106048162A (en) * | 2016-07-28 | 2016-10-26 | 上海先越冶金技术股份有限公司 | Cold-chamber high-pressure gas quenching structure |
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2017
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108642255A (en) * | 2018-06-04 | 2018-10-12 | 北京机电研究所有限公司 | A kind of high-pressure gas quenching furnace flue tube structure that achievable air-flow switches alternatively up and down |
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| CN110629134A (en) * | 2019-09-17 | 2019-12-31 | 西北电子装备技术研究所(中国电子科技集团公司第二研究所) | External circulation cooling type rapid gas quenching system of aluminum alloy vacuum brazing furnace |
| CN110629134B (en) * | 2019-09-17 | 2023-10-17 | 西北电子装备技术研究所(中国电子科技集团公司第二研究所) | External circulation cooling type rapid gas quenching system of aluminum alloy vacuum brazing furnace |
| WO2021078520A1 (en) * | 2019-10-24 | 2021-04-29 | Ecm Technologies | Gas quenching cell |
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| CN112458264A (en) * | 2020-11-23 | 2021-03-09 | 绍兴先越材料技术有限公司 | Gas quenching furnace with uniform low-temperature |
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