CN105436436B - A kind of stir chamber and its application method for being used to stir metal bath - Google Patents
A kind of stir chamber and its application method for being used to stir metal bath Download PDFInfo
- Publication number
- CN105436436B CN105436436B CN201510971278.8A CN201510971278A CN105436436B CN 105436436 B CN105436436 B CN 105436436B CN 201510971278 A CN201510971278 A CN 201510971278A CN 105436436 B CN105436436 B CN 105436436B
- Authority
- CN
- China
- Prior art keywords
- stir chamber
- melt
- upper block
- stirring
- metal bath
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- 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.)
- Expired - Fee Related
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- 238000003756 stirring Methods 0.000 title claims abstract description 97
- 239000002184 metal Substances 0.000 title claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000000155 melt Substances 0.000 claims abstract description 8
- 235000014347 soups Nutrition 0.000 claims abstract description 8
- 238000010276 construction Methods 0.000 claims abstract description 7
- 239000006025 fining agent Substances 0.000 claims description 15
- 238000000265 homogenisation Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000005266 casting Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 8
- 238000013019 agitation Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 230000003647 oxidation Effects 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 6
- 238000004512 die casting Methods 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000005272 metallurgy Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000009749 continuous casting Methods 0.000 description 6
- 238000011282 treatment Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/114—Treating the molten metal by using agitating or vibrating means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of stir chamber and its application method for being used to stir metal bath for belonging to the material processing plant fields such as metallurgy, casting, chemical industry.The construction of the stir chamber is by melt container, stir chamber, upper block, upper retardance fin, lower retardance fin, bottom, temperature sensor and takes liquid/sprue gate to form, the present invention narrows the melt liquid level in stir chamber, effectively barrier effect of the agitation effects to liquid level transmission is served, oxidation and volume gas risk this problem for solving melt.This stir chamber can be in the various applications for needing to carry out metal bath stirring casting occasion, and when being cast for batch (-type)s such as die casting, it is exactly the tube conformation for pouring into a mould soup ladle；When for continuously casting, it is exactly the tube conformation on melt heat top, can directly dock stir chamber with continuous cast mold；Realize the full-automation in the Melt Stirring processing-superalloy-casting whole process at die casting scene.
Description
Technical field
It is more particularly to a kind of to be melted for stirring metal the invention belongs to material processing plant fields such as metallurgy, casting, chemical industry
The stir chamber and its application method of body.
Background technology
In the material processing fields such as metallurgy, casting, chemical industry, it is often necessary to various stir process are applied to metal bath,
Such as：The stirring preparation for carrying out semi-solid metal slurry, the pressure for implementing metal bath homogenize stir process etc., to promote
Element dissolves, and makes the temperature of melt, into branch high uniformity.This overall Strong shear stir process to metal bath can
Improve the forming core of crystallization and long overall situation, it is final to obtain uniformly tiny preferable cast structure.But strong stirring also triggers
Some drawbacks, such as：The original calmness of melt liquid level has been broken in agitation, adds the melt contamination wind such as oxidation, volume gas, slag
Danger.In order to while Strong shear stir process metal bath, avoid liquid level from seething, people are carried out in terms of agitator structure
Some improvement, to reduce stirring resistance, improve stirring flow field.Such as " the broken scattered method of the cutting of metal bath Homogenization Treatments
With device " it is exactly a kind of stirring sheet devices of " knife-edge ", phenomenon is seethed in the stirring for greatly reducing melt.And the present invention be then from
The aspect of melt container stirring chamber construction carries out creativity and innovation, and liquid level turnup is prevented when can also reach stirring metal bath and is prevented
The effect of oxidation.
The content of the invention
The purpose of the present invention is to propose to a kind of stir chamber and its application method for being used to stir metal bath, its feature exists
In the construction of the stir chamber is by melt container 1, stir chamber 2, upper block 3, upper retardance fin 4, lower retardance fin 5, bottom
6th, temperature sensor 7 and liquid/sprue gate 8 is taken to form, the top of stir chamber 2 is narrowed upper block 3, one end peace of upper block 3
Temperature sensor 7 is filled, the other end is to take liquid or sprue gate 8；In addition, the inwall of melt container 1 above and below stir chamber 2,
The raised upper retardance fin 4 of rib strip shaped, lower retardance fin 5 are set respectively, also there is lower retardance fin on the bottom 6 of melt container
5。
The application method of the metal bath stir chamber, it is characterised in that this stir chamber needs to melt into row metal various
The application of body stirring casting occasion includes：
1) when being used for batch (-type) casting occasion, it turns into the tube conformation of cast soup ladle, in use, first from upper block
Liquid taking port dips quantitative metal liquid, liquid level is maintained in upper block；Agitator is automatically rotated to and upper block opening
The direction that shape matches, the fining agent filament or the quantitative weight of input of agitator and quantitative length are then automatically inserted into from upper block
The fining agent chip of amount, and strong homogenization is implemented to the fining agent of metal bath and rapid melting in stir chamber and stirred,
Or agitator is itself served as with fining agent silk material and is stirred, when whipping temp drops to design temperature, stop stirring, from upper gear
Mouth extraction agitator and remaining additive silk material, are then shifted rapidly, the soup ladle that verts is cast.
2) when being used for continuously casting, it is the tube conformation on melt heat top, without bottom, directly by stir chamber and continuous casting knot
Brilliant device docking；In use, metal bath flows into stir chamber from the liquid taking port of upper block, and liquid level stabilizing is set to be maintained at upper block
It is interior；When melt temperature reaches the whipping temp of setting, agitator and fining agent filament are automatically inserted into from upper block, in stir chamber
It is interior that strong agitation is implemented to metal bath, or agitator is itself served as with fining agent silk material and is stirred.Meanwhile mobile dummy ingot is opened
Beginning continuously casting, and carry out continuous liquid supply, continuously supply silk and continuously stir until continuous casting terminates, stopping is stirred；Finally from upper gear
Mouth extraction agitator, realize Melt Stirring processing-whole mistake of superalloy-casting at the casting such as die casting, continuous casting scene
The full-automation of journey.
Present invention has the advantages that the present invention narrows the melt liquid level in stir chamber, effectively barrier agitation effects are served
To the effect of liquid level transmission, solve oxidation and volume gas risk this problem of melt.The present apparatus has the characteristics that：
(1) " narrow liquid level " construction reduces melt oxidation air-breathing tendency, has also blocked stirring flow field to make to liquid level transmission
By the metal bath liquid level stirred without no whirlpool is seethed, melt oxidation, volume gas, slag are avoided.
(2) present apparatus is realized for real-time, automatic feeding fining agent silk material the purpose in soup ladle is poured into a mould.
Brief description of the drawings
Fig. 1 is the top view of metal bath container and stir chamber.
Fig. 2 is the A-A of metal bath container and stir chamber to sectional view.
Fig. 3 is the B-B direction sectional view of metal bath container and stir chamber.
Fig. 4 is the C-C of metal bath container and stir chamber to sectional view.
Fig. 5 is schematic diagram of the metal bath stir chamber in continuous casting applications.
Label in figure：1- melt containers；2- stir chambers；3- upper blocks；Block fin on 4-；Block fin under 5-；Under 6-
Bottom；7- temperature sensors；8- takes liquid/sprue gate.
Embodiment
The present invention proposes a kind of stir chamber and its application method for being used to stir metal bath, is said below in conjunction with the accompanying drawings
It is bright.
Metal bath container as Figure 1-Figure 4 and the structural representation of stir chamber.The structure of stirring chamber shown in figure
To make be by melt container 1, stir chamber 2, upper block 3, upper retardance fin 4, lower retardance fin 5, bottom 6, temperature sensor 7 and is taken
Liquid/sprue gate 8 forms, and the top of stir chamber 2 is narrowed upper block 3, and one end mounting temperature sensor 7 of upper block 3 is another
Hold to take liquid or sprue gate 8；In addition, the inwall of melt container 1 above and below stir chamber 2, sets rib strip shaped raised respectively
Upper retardance fin 4, it is lower retardance fin 5, also have on the bottom 6 of melt container it is lower retardance fin 5.
As shown in Figure 1 and Figure 2；It is narrowed upper block construction above stir chamber, to prevent melt liquid level from producing stirring whirlpool
Whirlpool and volume gas.Compared in the middle part of more spacious stir chamber, the field of flow point of melt in narrowed upper block structural change stir chamber
Cloth, the bang path that liquid level upward is flowed in stirring is blocked.Especially, narrowed upper block has certain thickness or depth
Degree, makes the liquid level of metal bath be maintained in upper block, and reach " roomy stir chamber melt " " narrow liquid level " relatively uses shape
State, and other use " liquid level protective cover " devices are due to the relatively thin effect without " narrowed liquid level ".Upper block top view is (see figure
1) opening shape and the shape of agitator matches, and Melt Stirring device can be made to free in and out stir chamber, again as far as possible narrow with
Reach the purpose of optimal barrier agitation effects.In top view Fig. 1, one end mounting temperature sensor of narrowed upper block,
The other end is to take liquid or sprue gate.In addition, the melt container inwall above and below stir chamber, sets rib strip shaped raised respectively
Upper and lower retardance fin (as shown in Figure 3 and Figure 4), further to block whirlpool near liquid level and increase stirring shearing force, make to stir
Mix and produce more preferable melt Homogenization Treatments effect.
Fig. 5 show schematic diagram of the metal bath stir chamber in continuous casting applications.This metal Melt Stirring chamber is various
The application for needing to carry out metal bath stirring casting occasion includes：
In the occasion of the batch (-type)s such as die casting casting, this stir chamber construction be exactly pour into a mould the tube conformation of soup ladle (only need to be to existing
There is cast soup ladle dotted line addition loose piece as shown in Figure 2).In use, quantitative gold is dipped from the liquid taking port of upper block first
Belong to liquid, liquid level is maintained in upper block.Agitator is automatically rotated to the direction to match with upper block opening shape, so
The fining agent filament (or fining agent chip of input dosing weight) of agitator and quantitative length is automatically inserted into from upper block afterwards,
And implement strong homogenization stirring to metal bath in stir chamber and just in the fining agent of rapid melting.Or fining agent
Silk material itself can also rotate at a high speed, turn into a part for agitator, carry out uniform fusing release while stirring in the melt.
When whipping temp, which reduces, reaches a design temperature, stop stirring, extract agitator out from upper block, then shift rapidly, incline
Turn cast soup ladle to be cast.This process combine foregoing invention " the broken scattered method of the cutting of metal bath Homogenization Treatments with
Device ", whole conception are very simple and practical.
In the occasion of continuously casting, this stir chamber is exactly the tube conformation on melt heat top, without bottom, will directly can be stirred
Mix chamber docked with continuous cast mold (only need to existing continuous casting heat top as shown in Figure 5 dotted line add loose piece；For without agitator
Electromagnetic agitation situation, the opening shape of upper block can be narrowed circular or square.In use, metal bath is from upper block
Liquid taking port flow into stir chamber, and liquid level stabilizing is maintained in upper block.When melt temperature reaches the whipping temp of setting,
Agitator and fining agent silk material are automatically inserted into melt from upper block, strong agitation is implemented to metal bath in stir chamber,
Meanwhile mobile dummy ingot starts continuously casting, and continuous liquid supply is constantly carried out, silk is continuously supplied and continuously stirs until casting process knot
Beam, stop stirring.Finally agitator is extracted out from upper block.Realize the Melt Stirring processing-superalloy-at die casting scene
The full-automation for whole process of casting.
Claims (1)
- Be used to stirring the stir chamber of metal bath 1. a kind of, the construction of the stir chamber be by melt container (1), stir chamber (2), Upper block (3), upper retardance fin (4), lower retardance fin (5), bottom (6), temperature sensor (7) and take liquid/sprue gate (8) group Into being narrowed upper block (3) above stir chamber (2), one end mounting temperature sensor (7) of upper block (3), the other end is Take liquid or sprue gate (8)；In addition, melt container (1) inwall above and below stir chamber (2), sets rib strip shaped convex respectively Upper retardance fin (4), the lower retardance fin (5) risen, also there is lower retardance fin (5) on the bottom of melt container (6)；Its feature It is, the narrowed upper block has certain thickness or depth, and the liquid level of metal bath can be made to be maintained in upper block；On The shape of the opening shape and agitator that keep off mouth matches, and Melt Stirring device is freed in and out stir chamber；Specifically will stirring Device is automatically rotated to the direction to match with upper block opening shape, is then automatically inserted into agitator and quantitative length from upper block Fining agent filament or put into the fining agent chip of dosing weight, and the refinement in stir chamber to metal bath and rapid melting Strong homogenization stirring is implemented in agent, or with fining agent silk material itself serve as agitator carry out while stirring, while melts, when stirring is warm Degree stops stirring when dropping to design temperature, and agitator and remaining additive silk material are extracted out from upper block, then rapid transfer, The soup ladle that verts is cast.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510971278.8A CN105436436B (en) | 2015-12-22 | 2015-12-22 | A kind of stir chamber and its application method for being used to stir metal bath |
| PCT/CN2016/081982 WO2016180362A1 (en) | 2015-05-14 | 2016-05-13 | Cutting and breaking device for homogenizing and refining metallic melts and rheological forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510971278.8A CN105436436B (en) | 2015-12-22 | 2015-12-22 | A kind of stir chamber and its application method for being used to stir metal bath |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105436436A CN105436436A (en) | 2016-03-30 |
| CN105436436B true CN105436436B (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510971278.8A Expired - Fee Related CN105436436B (en) | 2015-05-14 | 2015-12-22 | A kind of stir chamber and its application method for being used to stir metal bath |
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| CN (1) | CN105436436B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016180362A1 (en) * | 2015-05-14 | 2016-11-17 | 北京有色金属研究总院 | Cutting and breaking device for homogenizing and refining metallic melts and rheological forming method |
| CN107974526A (en) * | 2017-11-20 | 2018-05-01 | 林盛珍 | A kind of metal spheroidal graphite casting reacting furnace with heat-insulated agitating function |
| CN109943881A (en) * | 2019-04-10 | 2019-06-28 | 中国科学院上海光学精密机械研究所 | A crystal carrier for the growth of KDP long-seed single-cone crystals |
| CN115572981B (en) * | 2022-09-09 | 2024-06-11 | 常熟市常沪螺母制造有限公司 | Production line for metal cold heading wire surface crystallization process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2312569A1 (en) * | 1975-05-27 | 1976-12-24 | Activite Atom Avance | IMPROVEMENT IN MELTED METAL TREATMENT FACILITIES |
| CN1298457C (en) * | 2005-04-05 | 2007-02-07 | 北京交通大学 | Vacuum mechanical dual-stirring casting method for preparing granule reinforced aluminium-base composite material |
| CN202146981U (en) * | 2011-05-27 | 2012-02-22 | 青岛理工大学 | Device for improving quality of continuous casting large-caliber hollow metal pipe blank |
| CN202447610U (en) * | 2011-11-25 | 2012-09-26 | 南通市创标球墨铸造厂 | Inoculation equipment |
| CN104745843B (en) * | 2013-12-31 | 2017-04-19 | 北京有色金属研究总院 | Device and method for preparing and rheoforming automatic alloy rheological slurry |
| CN205551420U (en) * | 2015-12-22 | 2016-09-07 | 北京有色金属研究总院 | A stirring chamber for stirring metal melt |
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| CN105436436A (en) | 2016-03-30 |
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Effective date of registration: 20190830 Address after: 101407 Beijing city Huairou District Yanqi Economic Development Zone Branch Hing Street No. 11 Patentee after: Research Institute of engineering and Technology Co., Ltd. Address before: 100088 Beijing city Xicheng District Xinjiekou Avenue No. 2 Patentee before: General Research Institute for Nonferrous Metals |
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Granted publication date: 20171114 Termination date: 20191222 |
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