CN114309574A - Automatic production system for directional crystallization - Google Patents
Automatic production system for directional crystallization Download PDFInfo
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- CN114309574A CN114309574A CN202111667284.6A CN202111667284A CN114309574A CN 114309574 A CN114309574 A CN 114309574A CN 202111667284 A CN202111667284 A CN 202111667284A CN 114309574 A CN114309574 A CN 114309574A
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- directional crystallization
- crucible
- liquid outlet
- outlet hole
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention relates to innovation applied to a directional crystallization technology, in particular to an automatic production system of directional crystallization, which comprises a molten steel equally dividing device of a medium-frequency holding furnace and a directional crystallization cooling disc, wherein the molten steel equally dividing device of the medium-frequency holding furnace is arranged above the directional crystallization cooling disc; the equal molten steel dividing device of the medium-frequency heat preservation furnace comprises a crucible, an induction ring, a sand layer and a furnace shell, wherein the sand layer is arranged on the outer wall of the crucible, the induction ring is arranged on the outer wall of the sand layer, the furnace shell is arranged on the outer wall of the induction ring, a bottom plate is arranged at the bottom of the crucible, a first liquid outlet hole is formed in the bottom of the crucible, and the first liquid outlet hole penetrates through the bottom of the crucible and the bottom plate, and the equal molten steel dividing device further comprises a equal liquid plate, a tray and a rotating shaft; the directional crystallization cooling disc comprises a support, wherein a roller is arranged on the support, a cylindrical cooling disc with a hollow inner part is arranged above the support, and the cooling disc is in running fit with the roller; after quantitative molten steel is automatically cast through the liquid outlet hole two-way die, rapid directional cooling is carried out by the directional crystallization cooling disc, and automatic production of quantitative crystallization is realized.
Description
Technical Field
The invention relates to a new process applied to magnetic cylinder production, in particular to an automatic production system for directional crystallization.
Background
Because the volume of the magnetic cylinder is small, and a through hole die is adopted, the original directional crystallization method cannot be operated and realized in the production of the magnetic cylinder.
Disclosure of Invention
The invention provides an automatic production system for directional crystallization, which aims to solve the problems and can carry out automatic production of directional cooling crystallization by quantitative molten steel discharge and combining a mold, a high-temperature refractory material and a cooling disc.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: an automatic production system of directional crystallization comprises a molten steel equally dividing device of a medium-frequency holding furnace and a directional crystallization cooling disc, wherein the molten steel equally dividing device of the medium-frequency holding furnace is arranged above the directional crystallization cooling disc; the equal molten steel dividing device of the medium-frequency heat preservation furnace comprises a crucible, an induction ring, a sand layer and a furnace shell, wherein the sand layer is arranged on the outer wall of the crucible, the induction ring is arranged on the outer wall of the sand layer, the furnace shell is arranged on the outer wall of the induction ring, a bottom plate is arranged at the bottom of the crucible, a first liquid outlet hole is formed in the bottom of the crucible and penetrates through the bottom of the crucible and the bottom plate, the equal liquid tray, a tray and a rotating shaft are further included, the rotating shaft sequentially penetrates through the tray, the equal liquid tray and the bottom plate, the equal liquid tray is in rotating fit with the rotating shaft, a quantifying hole is formed in the equal liquid tray and can penetrate through the first liquid outlet hole, a second liquid outlet hole is formed in the tray, and the second liquid outlet hole and the first liquid outlet hole are separated from two sides;
the directional crystallization cooling disc comprises a support, wherein rollers are arranged on the support, a hollow cylindrical cooling disc is arranged above the support, the cooling disc is in running fit with the rollers, a rotating shaft is arranged at the center of the cooling disc, a rotating joint used for water inlet and outlet is arranged on the rotating shaft, a heat conduction reinforcing rib is arranged at the inner edge of the cooling disc, the outer wall of the cooling disc is provided with a ratchet wheel, a water inlet and a water outlet are formed in the cooling disc, the water inlet and the water outlet are respectively connected with the rotating joint, and the surface of the cooling disc is a heat-resistant steel plate.
Preferably, the second liquid outlet hole is formed above the cooling disc and is located at the edge of the cooling disc.
Preferably, the bottom plate is provided with an air pressure material pushing hole, and the air pressure material pushing hole is communicated with the liquid outlet hole II.
Preferably, one side of the induction coil extends to the level of the tray.
Preferably, the top of the crucible is provided with a flange, and the crucible is connected with the furnace shell through the flange.
Preferably, the heat conduction reinforcing rib is annular and is provided with a plurality of ribs.
Preferably, the heat-resistant steel plate has a thickness of 5 mm.
Preferably, a partition plate is arranged between the water inlet and the water outlet.
Preferably, the die further comprises a die made of refractory materials, the die is arranged on the upper surface of the heat-resistant steel plate, the die is in a frustum shape, and a cavity in the die is in an inverted frustum shape.
Preferably, graphite coatings are arranged on the surface of the heat-resistant steel plate and the inner surface of the die cavity; the mould is also provided with a refractory material. .
The automatic production system for directional crystallization has the following advantages:
molten steel of the holding furnace is injected into the die cavity above the cooling disc through a device for equally dividing the molten steel, and the molten steel of the magnetic cylinder can be rapidly and directionally cooled and crystallized under the combined action of holding temperature of the high-temperature refractory material and rapid cooling of the cooling disc.
Through the cooperation of the ratchet wheels, the molten steel outlet position of the holding furnace and the opening position of the die cavity can be ensured to be properly kept in synchronous operation.
Drawings
FIG. 1 is a schematic diagram of the structure of an automated production system for directional crystallization according to the present invention;
FIG. 2 is a schematic structural view of an apparatus for equally dividing molten steel in a medium frequency holding furnace according to the present invention;
FIG. 3 is a front view of a directional crystallization cooling disk of the present invention;
FIG. 4 is a schematic structural view of the mold of the present invention;
FIG. 5 is a top view of a directional crystallization cooling disk of the present invention
Description of the drawings: 1. a crucible; 2. an induction coil; 3. a sandy soil layer; 4. a furnace shell; 5. a base plate; 6. a first liquid outlet hole; 7. a liquid waiting plate; 8. a tray; 9. a rotating shaft; 10. a dosing aperture; 11. a second liquid outlet hole; 12. a support; 13. a roller; 14. a cooling pan; 15. a rotating shaft; 16. a rotary joint; 17. a heat conducting reinforcing rib; 18. a ratchet wheel; 19. a water inlet; 20. a water outlet; 21. an air pressure material pushing hole; 22. a flange; 23. a partition plate; 24. a mold; 25. a refractory material; 26. a nut; 27. a gasket; 28. an insulating layer; 29. a stent sleeve.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in the figure, the automatic production system of the directional crystallization comprises a molten steel equally dividing device of a medium-frequency holding furnace and a directional crystallization cooling disc, wherein the molten steel equally dividing device of the medium-frequency holding furnace is arranged above the directional crystallization cooling disc; the equal molten steel dividing device of the medium-frequency heat preservation furnace comprises a crucible 1, an induction coil 2, a sand layer 3 and a furnace shell 4, wherein the sand layer 3 is arranged on the outer wall of the crucible 1, the induction coil 2 is arranged on the outer wall of the sand layer 3, the furnace shell 4 is arranged on the outer wall of the induction coil 2, a bottom plate 5 is arranged at the bottom of the crucible 1, a first liquid outlet hole 6 is formed in the bottom of the crucible 1, the first liquid outlet hole 6 penetrates through the bottom of the crucible 1 and the bottom plate 5, the equal liquid tray 7, a tray 8 and a rotating shaft 9 are further included, the rotating shaft 9 sequentially penetrates through the tray 8, the equal liquid tray 7 and the bottom plate 5, the equal liquid tray 7 is in rotating fit with the rotating shaft 9, a quantitative hole 10 is formed in the equal liquid tray 7, the quantitative hole 10 can penetrate through the first liquid outlet hole 6, a second liquid outlet hole 11 is formed in the tray 8, and the second liquid outlet hole 11 and the first liquid outlet hole 6 are divided into two sides; directional crystallization cooling pan includes support 12, is equipped with gyro wheel 13 on support 12, and support 12 top is equipped with inside hollow cask form cooling pan 14, cooling pan 14 and 13 normal running fit of gyro wheel, cooling pan 14 center is equipped with pivot 15, is equipped with the rotary joint 16 that is used for business turn over water on the pivot 15, the inside edge of cooling pan 14 is equipped with heat conduction strengthening rib 17, the outer wall of cooling pan 14 is equipped with ratchet 18, be equipped with water inlet 19 and delivery port 20 on the cooling pan 14, water inlet 19 and delivery port 20 are connected with rotary joint 16 respectively, cooling pan 14 surface is heat-resisting steel sheet.
The second liquid outlet hole 11 is arranged above the cooling disc 14 and is positioned at the edge of the cooling disc 14; an air pressure material pushing hole 21 is formed in the bottom plate 5, and the air pressure material pushing hole 21 is communicated with the second liquid outlet hole 11. 4. The automated production system of directional crystallization according to claim 1, characterized in that: one side of the induction coil 2 extends to the level of the tray 8. The top of the crucible 1 is provided with a flange 22, and the crucible 1 is connected with the furnace shell 4 through the flange 22; the heat conducting reinforcing ribs 17 are annular and are multiple; the thickness of the heat-resistant steel plate is 5 mm; a partition plate 23 is arranged between the water inlet 19 and the water outlet 20; the die 24 is arranged on the upper surface of the heat-resistant steel plate, the die 24 is in a frustum shape, and a cavity in the die 24 is in an inverted frustum shape; graphite coatings are arranged on the surface of the heat-resistant steel plate and the inner surface of the die cavity; the mould 24 is also provided with a refractory material 25.
In specific implementation, a furnace shell 4 is lifted through a support sleeve 29, a copper pipe connected with an induction coil 2 is arranged in the support sleeve 29, a water cable is arranged in the copper pipe and connected with the furnace shell 4 through a flange 22, materials to be melted are placed in a crucible 1, steel materials in the crucible 1 are subjected to intermediate frequency heating through the induction coil 2 and are melted, melted molten steel flows downwards from the bottom of the crucible 1 through a first liquid outlet hole 6 and enters a first liquid outlet hole 6 of a bottom plate 5, a plurality of second liquid outlet holes 11 are formed in a liquid waiting plate 7, a tray 8 is arranged below the liquid waiting plate 7, the bottom plate 5 and the tray 8 are kept fixed, the liquid waiting plate 7 rotates through a rotating shaft 9, and a ratchet wheel is arranged beside the liquid waiting plate 7 and drives the liquid waiting plate 7 to rotate through rotation of the ratchet wheel; a liquid outlet hole II 11 is formed in the tray 8, the liquid outlet hole I6 and the liquid outlet hole II 11 are respectively arranged on two sides, molten steel in the crucible 1 can enter the quantifying hole 10 after passing through the liquid outlet hole I6, the molten steel in the quantifying hole 10 is conveyed into the liquid outlet hole II 11 through the rotation of the liquid waiting tray 7 and then falls down from the tray 8, in order to ensure the falling effect and be more stable, an air pressure material pushing hole 21 is formed above the liquid outlet hole II 11, the air pressure material pushing hole 21 penetrates through the liquid waiting tray and the bottom plate and is communicated with a gap between the furnace shell 4 and the crucible 1, a screw cap 26 is arranged at the bottom of the rotating shaft 9, the screw cap 26 abuts against the tray 8 after passing through a gasket 27 and a spring, and the gap between the bottom plate 5, the liquid waiting tray 7 and the tray 8 can be adjusted through the screwing of the screw cap 26; wherein the length of one side induction coil 2 extends to 8 positions of tray to can still carry out intermediate frequency heating and heat preservation to the molten steel that is located the night dish of bottom plate and in the tray, thereby can realize controllable to the molten steel temperature at the equal molten steel in-process of dividing.
The rotary joint 16 is arranged on the rotating shaft 9 and can be positioned above or below the cooling disc 14, the rotary joint 16 can be respectively communicated with the water inlet 19 and the water outlet 20, water circulation in the cooling disc 14 can be realized through the partition plate 23, graphite powder is scattered on the surface of the heat-resistant steel plate on the cooling disc 14 and the inner surface of the die cavity, the cooling disc rotates through the ratchet wheel 18, the molten steel is inverted in the die cavity of the die 24 through the liquid outlet hole II 11, then the high-temperature refractory material 25 is placed on the die 24, the molten steel can be contacted with the ultrathin heat-resistant steel plate with the thickness of 5 mm to exchange heat with cold water, the heat-conducting reinforcing ribs 17 can realize cooling of the molten steel more quickly, and meanwhile, the cooling direction is controllable, and further directional crystallization of the molten steel is realized.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An automated production system of directional crystallization, characterized in that: the device comprises a medium-frequency holding furnace equal-division molten steel device and a directional crystallization cooling disc, wherein the medium-frequency holding furnace equal-division molten steel device is arranged above the directional crystallization cooling disc; the equal molten steel distribution device of the intermediate frequency heat preservation furnace comprises a crucible (1), an induction ring (2), a sand layer (3) and a furnace shell (4), wherein the sand layer (3) is arranged on the outer wall of the crucible (1), the induction ring (2) is arranged on the outer wall of the sand layer (3), the furnace shell (4) is arranged on the outer wall of the induction ring (2), a bottom plate (5) is arranged at the bottom of the crucible (1), a liquid outlet hole I (6) is arranged at the bottom of the crucible (1), the liquid outlet hole I (6) penetrates through the bottom of the crucible (1) and the bottom plate (5), the equal liquid tray (7), a tray (8) and a rotating shaft (9) are further included, the rotating shaft (9) sequentially penetrates through the tray (8), the equal liquid tray (7) and the bottom plate (5), the equal liquid tray (7) is in running fit with the rotating shaft (9), a quantitative hole (10) is arranged on the equal liquid tray (7), and the quantitative hole (10) can penetrate through the liquid outlet hole I (6), a second liquid outlet hole (11) is formed in the tray (8), and the second liquid outlet hole (11) and the first liquid outlet hole (6) are divided into two sides;
directional crystallization cooling pan includes support (12), is equipped with gyro wheel (13) on support (12), and support (12) top is equipped with inside hollow cask form cooling pan (14), cooling pan (14) and gyro wheel (13) normal running fit, cooling pan (14) center is equipped with pivot (15), is equipped with rotary joint (16) that are used for business turn over water on pivot (15), the inside edge of cooling pan (14) is equipped with heat conduction strengthening rib (17), the outer wall of cooling pan (14) is equipped with ratchet (18), be equipped with water inlet (19) and delivery port (20) on cooling pan (14), water inlet (19) and delivery port (20) are connected with rotary joint (16) respectively, cooling pan (14) surface is heat-resisting steel sheet.
2. The automated production system of directional crystallization according to claim 1, characterized in that: and the second liquid outlet hole (11) is arranged above the cooling disc (14) and is positioned at the edge of the cooling disc (14).
3. The automated production system of directional crystallization according to claim 1, characterized in that: an air pressure material pushing hole (21) is formed in the bottom plate (5), and the air pressure material pushing hole (21) is communicated with the liquid outlet hole II (11).
4. The automated production system of directional crystallization according to claim 1, characterized in that: one side of the induction coil (2) extends to the level of the tray (8).
5. The automated production system of directional crystallization according to claim 1, characterized in that: the crucible furnace is characterized in that a flange (22) is arranged at the top of the crucible (1), and the crucible (1) is connected with the furnace shell (4) through the flange (22).
6. The automated production system of directional crystallization according to claim 1, characterized in that: the heat conduction reinforcing ribs (17) are annular and are multiple.
7. The automated production system of directional crystallization according to claim 1, characterized in that: the thickness of the heat-resistant steel plate is 5 mm.
8. The automated production system of directional crystallization according to claim 1, characterized in that: a clapboard (23) is arranged between the water inlet (19) and the water outlet (20).
9. The automated production system of directional crystallization according to claim 1, characterized in that: the heat-resistant steel plate mould is characterized by further comprising a mould (24) made of refractory materials, wherein the mould (24) is arranged on the upper surface of the heat-resistant steel plate, the mould (24) is in a frustum shape, and a cavity in the mould (24) is in an inverted frustum shape.
10. The automated production system of directional crystallization according to claim 9, characterized in that: graphite coatings are arranged on the surface of the heat-resistant steel plate and the inner surface of the die cavity; the mould (24) is also provided with a refractory material (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111667284.6A CN114309574B (en) | 2021-12-31 | 2021-12-31 | Automatic production system for directional crystallization |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111667284.6A CN114309574B (en) | 2021-12-31 | 2021-12-31 | Automatic production system for directional crystallization |
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| Publication Number | Publication Date |
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| CN114309574A true CN114309574A (en) | 2022-04-12 |
| CN114309574B CN114309574B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111667284.6A Active CN114309574B (en) | 2021-12-31 | 2021-12-31 | Automatic production system for directional crystallization |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296868A (en) * | 2000-11-21 | 2001-05-30 | 白荣铠 | Casting technology and apparatus for producing die-cast ingot, castings and conticast billet |
| CN101644537A (en) * | 2009-09-03 | 2010-02-10 | 张保国 | Double-chamber vacuum oriented smelting furnace and use method thereof |
| CN101934367A (en) * | 2010-09-07 | 2011-01-05 | 沈阳铸造研究所 | Thermal-insulation baffle plate for liquid metal cooling and oriented solidification casting equipment |
| CN202137358U (en) * | 2011-05-16 | 2012-02-08 | 兰州交通大学 | Directional solidification equipment |
| CN212833958U (en) * | 2020-09-04 | 2021-03-30 | 合肥工业大学 | Device for continuously preparing multiple compact alloys |
| CN112899770A (en) * | 2021-03-04 | 2021-06-04 | 河北拓勋环保工程有限公司 | Directional solidification device and directional solidification equipment comprising same |
| CN214517527U (en) * | 2021-02-25 | 2021-10-29 | 烟台万隆真空冶金股份有限公司 | Directional solidification device |
-
2021
- 2021-12-31 CN CN202111667284.6A patent/CN114309574B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296868A (en) * | 2000-11-21 | 2001-05-30 | 白荣铠 | Casting technology and apparatus for producing die-cast ingot, castings and conticast billet |
| CN101644537A (en) * | 2009-09-03 | 2010-02-10 | 张保国 | Double-chamber vacuum oriented smelting furnace and use method thereof |
| CN101934367A (en) * | 2010-09-07 | 2011-01-05 | 沈阳铸造研究所 | Thermal-insulation baffle plate for liquid metal cooling and oriented solidification casting equipment |
| CN202137358U (en) * | 2011-05-16 | 2012-02-08 | 兰州交通大学 | Directional solidification equipment |
| CN212833958U (en) * | 2020-09-04 | 2021-03-30 | 合肥工业大学 | Device for continuously preparing multiple compact alloys |
| CN214517527U (en) * | 2021-02-25 | 2021-10-29 | 烟台万隆真空冶金股份有限公司 | Directional solidification device |
| CN112899770A (en) * | 2021-03-04 | 2021-06-04 | 河北拓勋环保工程有限公司 | Directional solidification device and directional solidification equipment comprising same |
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| CN114309574B (en) | 2023-06-23 |
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