CN214720464U - Ingot casting forming device - Google Patents
Ingot casting forming device Download PDFInfo
- Publication number
- CN214720464U CN214720464U CN202022945985.9U CN202022945985U CN214720464U CN 214720464 U CN214720464 U CN 214720464U CN 202022945985 U CN202022945985 U CN 202022945985U CN 214720464 U CN214720464 U CN 214720464U
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- Prior art keywords
- vacuum
- casting
- tank body
- ingot
- top cover
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- 238000005266 casting Methods 0.000 title claims abstract description 45
- 239000000498 cooling water Substances 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims abstract description 5
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000000465 moulding Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000011449 brick Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims description 2
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 17
- 239000002184 metal Substances 0.000 abstract description 17
- 238000007711 solidification Methods 0.000 abstract description 4
- 230000008023 solidification Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000005204 segregation Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000967 As alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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Abstract
The invention relates to a cast ingot casting forming device, which comprises a vacuum protective atmosphere system, a shifting system and a casting system; the vacuum protective atmosphere system comprises a vacuum atmosphere tank body, a cooling water cavity, a bolt, a sealing rubber ring, a top cover, a sealing blind plate, an exhaust pipeline and an air inlet pipeline; the vacuum tank body is formed by welding two layers of stainless steel plates, and a cooling water cavity is arranged in the middle of the vacuum tank body; a top cover is arranged at the top of the vacuum atmosphere tank body, an orifice is arranged in the center of the top cover, and a sealing blind plate is arranged on the orifice; the air inlet pipeline is arranged at the lower part of the vacuum atmosphere tank body; an exhaust pipeline is arranged on the top cover. The advantages are that: the structure is reasonable, the ingot mould is moved through the shifting system, the casting position of the casting flow is controlled, and the control of the metal melt solidification process is realized by matching with the control of the casting system and the casting flow. The flexible control of the position and the depth of the metal molten pool is realized, so that the metal cast ingot with finer, more uniform and more compact structure is obtained.
Description
Technical Field
The utility model belongs to metal ingot base preparation field especially relates to an ingot casting forming device.
Background
At present, the production method of large metal cast ingots is still mainly common die casting. When large metal ingots are cast by common die casting, pre-smelted metal melt is poured into an ingot mould for cooling, solidification and molding. At this time, as the three-dimensional size of the ingot increases, the solidification speed of the metal melt in the ingot mold is rapidly reduced, especially for some metals with poor heat conductivity (such as alloy steel, titanium and alloy ingot thereof, and the like). This causes a series of quality problems, such as the progress of various segregation, the development of columnar crystals, the coarseness of the core structure, the porosity and shrinkage of the core, and the increase of non-metallic inclusions, which results in a significant decrease in the quality of the ingot.
In order to improve the internal quality of the cast ingot, an electroslag casting process is widely used, the purity of the metal cast ingot produced by electroslag casting is high, the components are relatively uniform, the segregation is relatively small, and the structure is compact, but the electroslag casting process has high energy consumption, low electrode melting speed, low production rate and high cost, and a lot of quality problems still exist after the size of the cast ingot is increased to a certain degree.
Therefore, a casting position can be adjusted, the position and the depth of a molten pool can be flexibly controlled, and finally a cast ingot with uniform components, relatively small segregation and compact structure is obtained.
Disclosure of Invention
For overcoming the defects of the prior art, the utility model aims at providing an ingot casting molding device, which has reasonable structure and controllable casting position and can realize the flexible control of the position and the depth of a molten pool.
In order to achieve the above object, the utility model discloses a following technical scheme realizes:
a cast ingot casting molding device comprises a vacuum protective atmosphere system, a shifting system and a casting system;
the vacuum protective atmosphere system comprises a vacuum atmosphere tank body, a cooling water cavity, a bolt, a sealing rubber ring, a top cover, a sealing blind plate, an exhaust pipeline and an air inlet pipeline; the vacuum tank body is formed by welding two layers of stainless steel plates, and a cooling water cavity is arranged in the middle of the vacuum tank body; a top cover is arranged at the top of the vacuum atmosphere tank body, an orifice is arranged in the center of the top cover, and a sealing blind plate is arranged on the orifice; the air inlet pipeline is arranged at the lower part of the vacuum atmosphere tank body; an exhaust pipeline is arranged on the top cover;
the shifting system comprises a transverse moving trolley, a transverse transmission mechanism, a transverse moving track, a transverse moving motor, a longitudinal moving trolley, a longitudinal transmission mechanism, a longitudinal moving track, a longitudinal moving motor and a bottom plate; the bottom plate is tiled at the bottom of the vacuum atmosphere tank body, two longitudinal moving rails which are parallel to each other are welded on the bottom plate, a longitudinal moving trolley is arranged on the longitudinal moving rails, and the longitudinal moving trolley can move back and forth on the longitudinal moving rails under the action of a longitudinal moving motor and a longitudinal transmission mechanism; two parallel transverse moving rails are arranged on the longitudinal moving trolley, one transverse moving trolley is arranged on each transverse moving rail, and the transverse moving trolley can move left and right on the transverse moving rails under the action of a transverse moving motor and a transverse transmission mechanism;
the casting system comprises a casting car, a tundish, a ladle cover, a heating element, a water gap, an ingot mold, a cooling water pipe and a refractory brick layer; the ingot mould is arranged on a traversing trolley in a vacuum atmosphere tank body, a refractory brick layer is laid between the ingot mould and the traversing trolley, and cooling water pipes are encircled around the ingot mould; the pouring basket is placed on the top cover through the casting vehicle, the pouring basket is covered with the ladle cover, the heating element is arranged on the ladle cover, and the water gap at the bottom of the pouring basket is aligned to the hole opening of the top cover.
The top cover and the vacuum atmosphere tank body are sealed through a sealing rubber ring and are locked and fixed by bolts.
The ingot mould is made of steel plates by welding, or cast iron by casting, or copper alloy.
The cooling water pipe is wound around the ingot mould or embedded into the surface of the ingot mould.
The vacuum protective atmosphere system also comprises a vacuum exhaust device and an inert gas supply device which are arranged outside the vacuum atmosphere tank body.
Compared with the prior art, the beneficial effects of the utility model are that:
the ingot casting and molding device is reasonable in structure, the ingot mold is moved through the displacement system, the casting position of the casting flow is controlled, the control of the casting system and the flow of the casting flow is matched, the flow field, the temperature field, the solute concentration field and the stress field of the metal melt in the ingot can be accurately controlled, and the control of the solidification process of the metal melt is realized. And ensuring the atmosphere control of the pouring process by using a vacuum protective atmosphere system. The ingot casting forming device can realize flexible control of the position and the depth of a metal molten pool, can improve the supercooling degree of a solid-liquid two-phase region, improve the nucleation rate and reduce the liquid shrinkage of a metal melt, so that a metal ingot with finer, more uniform and more compact structure is obtained, and the yield of the obtained metal ingot is higher.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view taken along line a-a of fig. 1.
In the figure: 1-vacuum atmosphere tank body 2-cooling water cavity 3-bolt 4-sealing rubber ring 5-top cover 6-casting car 7-tundish 8-ladle cover 9-metal melt 10-heating element 11-water gap 12-sealing blind plate 13-exhaust pipeline 14-cooling water pipe 15-ingot mould 16-refractory brick layer 17-traversing car 18-transverse transmission mechanism 19-traversing motor 20-traversing rail 21-longitudinal rail 22-bottom plate 23-longitudinal motor 24-longitudinal transmission mechanism 25-longitudinal car 26-air inlet pipeline.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings, but it should be noted that the present invention is not limited to the following embodiments.
Referring to fig. 1 and 2, the ingot casting molding device comprises a vacuum protective atmosphere system, a displacement system and a casting system:
the vacuum protective atmosphere system comprises a vacuum atmosphere tank body 1, a cooling water cavity 2, a bolt 3, a sealing rubber ring 4, a top cover 5, a sealing blind plate 12, an exhaust pipeline 13 and an air inlet pipeline 26; the vacuum tank body 1 is formed by welding two layers of stainless steel plates, a cooling water cavity 2 is arranged in the middle, and water is introduced into the cavity for cooling; a top cover 5 is arranged at the top of the vacuum atmosphere tank body 1, an orifice for casting is formed in the center of the top cover 5, a sealing blind plate 12 is arranged on the orifice, and a sealing rubber ring 4 is added between the top cover 5 and the vacuum atmosphere tank body 1 for sealing and is locked by a bolt 3; the air inlet pipe 26 is arranged at the lower part of the vacuum atmosphere tank body 1 and is used for pumping air in the vacuum atmosphere tank body 1 and filling inert gas into the vacuum atmosphere tank body 1; an exhaust pipe 13 is arranged on the top cover 5 and used for exhausting inert gas in the vacuum atmosphere tank body.
The shifting system comprises a transverse moving trolley 17, a transverse transmission mechanism 18, a transverse moving rail 20, a transverse moving motor 19, a longitudinal moving trolley 25, a longitudinal transmission mechanism 24, a longitudinal moving rail 21, a longitudinal moving motor 23 and a bottom plate 22; the bottom plate 22 is flatly laid at the bottom of the vacuum atmosphere tank body 1, two longitudinal movement rails 21 are welded on the bottom plate 22, a longitudinal movement trolley 25 is arranged on the longitudinal movement rail 2, and the longitudinal movement trolley 25 can move back and forth on the longitudinal movement rails 21 under the action of a longitudinal movement motor 23 and a longitudinal transmission mechanism 24; two transverse moving rails 20 are arranged on the longitudinal moving trolley 25, one transverse moving trolley 17 is arranged on the transverse moving rail 20, and the transverse moving trolley 17 can move left and right on the transverse moving rails 20 under the action of a transverse moving motor 19 and a transverse transmission mechanism 18.
The longitudinal transmission 24 and the transverse transmission 18 may be gear-rack transmission, lead screw-nut transmission, or sprocket-chain transmission, which are conventional and will not be described in detail herein.
The casting system comprises a casting car 6, a tundish 7, a ladle cover 8, a heating element 10, a water gap 11, an ingot mould 15, a cooling water pipe 14 and a refractory brick layer 16; the tundish 7 is placed on a casting car 6, the casting car 6 slides on a track through a stand column support, an ingot mould 15 is placed on the upper surface of a transverse trolley 17 in a vacuum atmosphere tank body 1, a refractory brick layer 16 is laid between the ingot mould 15 and the transverse trolley 17, a cooling water pipe 14 is surrounded around the ingot mould 15, water is introduced into the cooling water pipe 14, and the ingot mould 15 is cooled; the tundish 7 is placed on the casting car, the tundish 7 is covered by a ladle cover 8, the ladle cover 8 is provided with a heating element 10, and a water gap 11 at the bottom of the tundish 7 is aligned with an opening in the center of the top cover 5.
Claims (5)
1. The cast ingot casting molding device is characterized by comprising a vacuum protective atmosphere system, a shifting system and a casting system;
the vacuum protective atmosphere system comprises a vacuum atmosphere tank body, a cooling water cavity, a bolt, a sealing rubber ring, a top cover, a sealing blind plate, an exhaust pipeline and an air inlet pipeline; the vacuum tank body is formed by welding two layers of stainless steel plates, and a cooling water cavity is arranged in the middle of the vacuum tank body; a top cover is arranged at the top of the vacuum atmosphere tank body, an orifice is arranged in the center of the top cover, and a sealing blind plate is arranged on the orifice; the air inlet pipeline is arranged at the lower part of the vacuum atmosphere tank body; an exhaust pipeline is arranged on the top cover;
the shifting system comprises a transverse moving trolley, a transverse transmission mechanism, a transverse moving track, a transverse moving motor, a longitudinal moving trolley, a longitudinal transmission mechanism, a longitudinal moving track, a longitudinal moving motor and a bottom plate; the bottom plate is tiled at the bottom of the vacuum atmosphere tank body, two longitudinal moving rails which are parallel to each other are welded on the bottom plate, a longitudinal moving trolley is arranged on the longitudinal moving rails, and the longitudinal moving trolley can move back and forth on the longitudinal moving rails under the action of a longitudinal moving motor and a longitudinal transmission mechanism; two parallel transverse moving rails are arranged on the longitudinal moving trolley, one transverse moving trolley is arranged on each transverse moving rail, and the transverse moving trolley can move left and right on the transverse moving rails under the action of a transverse moving motor and a transverse transmission mechanism;
the casting system comprises a casting car, a tundish, a ladle cover, a heating element, a water gap, an ingot mold, a cooling water pipe and a refractory brick layer; the ingot mould is arranged on a traversing trolley in a vacuum atmosphere tank body, a refractory brick layer is laid between the ingot mould and the traversing trolley, and cooling water pipes are encircled around the ingot mould; the pouring basket is placed on the top cover through the casting vehicle, the pouring basket is covered with the ladle cover, the heating element is arranged on the ladle cover, and the water gap at the bottom of the pouring basket is aligned to the hole opening of the top cover.
2. The ingot casting and molding device of claim 1, wherein the top cover and the vacuum tank are sealed by a sealing rubber ring and locked and fixed by bolts.
3. The ingot casting and molding device of claim 1, wherein the ingot mold is made of welded steel plates, cast iron or copper alloy.
4. The ingot casting and forming device of claim 1, wherein the cooling water pipe is wound around the ingot mold or embedded in the surface of the ingot mold.
5. The ingot casting and molding apparatus of claim 1, wherein the vacuum protected atmosphere system further comprises a vacuum exhaust and an inert gas supply external to the vacuum atmosphere canister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022945985.9U CN214720464U (en) | 2020-12-10 | 2020-12-10 | Ingot casting forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022945985.9U CN214720464U (en) | 2020-12-10 | 2020-12-10 | Ingot casting forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214720464U true CN214720464U (en) | 2021-11-16 |
Family
ID=78631389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022945985.9U Expired - Fee Related CN214720464U (en) | 2020-12-10 | 2020-12-10 | Ingot casting forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214720464U (en) |
-
2020
- 2020-12-10 CN CN202022945985.9U patent/CN214720464U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211116 |