CN113118403A - Amorphous alloy continuous casting machine and continuous casting method thereof - Google Patents
Amorphous alloy continuous casting machine and continuous casting method thereof Download PDFInfo
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- CN113118403A CN113118403A CN202110417112.7A CN202110417112A CN113118403A CN 113118403 A CN113118403 A CN 113118403A CN 202110417112 A CN202110417112 A CN 202110417112A CN 113118403 A CN113118403 A CN 113118403A
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- continuous casting
- amorphous alloy
- moving block
- casting
- roller
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- 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
- B22D11/14—Plants for continuous casting
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- 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
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
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- 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
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/05—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds into moulds having adjustable walls
Abstract
The invention discloses an amorphous alloy continuous casting machine and a continuous casting method thereof, which relate to the technical field of metal material casting and comprise a frame, a plurality of moving blocks, a molten pool, a sealing mechanism and a driving mechanism; a guide rail is arranged on the inner side of the rack, a plurality of moving blocks are movably arranged on the guide rail, and the moving blocks are in power connection with the driving mechanism; the molten pool is arranged above one end of the frame, and the sealing mechanism is arranged above the frame and positioned at the tops of the moving blocks. The rectangular casting cavity formed by the moving block and the steel belt realizes the continuous casting of amorphous alloys with different specifications; the moving block and the steel belt synchronously move to ensure the surface quality of the amorphous alloy casting blank; the solidification and output of the amorphous alloy are finished in the casting cavity, the device has simple structure and saves space; the melt moves along the casting direction while being cooled and solidified in the casting cavity, so as to realize continuous casting, thereby obtaining the continuously cast amorphous alloy; the moving blocks are mutually independent, and are convenient to replace and disassemble when problems occur.
Description
Technical Field
The invention relates to the technical field of metal material casting, in particular to an amorphous alloy continuous casting machine and a continuous casting method thereof.
Background
The amorphous alloy is also called as metallic glass, is a metastable material with long-range order and short-range disorder, the atoms of the metastable material are distributed in a topological disorder state in a three-dimensional space, and the metastable material is essentially different from the self-arrangement mode of a crystal material, so that the amorphous alloy does not have the defects of crystal boundaries, stacking fault layers and the like, and has excellent performance which a plurality of crystal materials do not have. The amorphous alloy serving as a new material has the advantages of high strength, high hardness, high wear resistance, high corrosion resistance and the like, so that the amorphous alloy has great development potential and application prospect in the fields of precision machining, aerospace, national defense and military and the like.
Since the amorphous alloy strip is prepared by using the rapid solidification technology for the first time in 1960, people gradually realize the importance of the amorphous alloy and begin to research the preparation mode of the amorphous alloy, although a double-roller rapid cooling rolling method and a single-roller centrifugal quenching method which can continuously cast and continuously prepare the amorphous alloy are researched to prepare an amorphous ribbon or an amorphous wire, the thickness is in the micron level, and the application of the amorphous alloy in some fields is limited; the existing preparation processes of the block amorphous alloy comprise a copper mold suction casting method, a powder metallurgy technology, a melt water quenching method, a die casting method and the like, the methods are only limited to producing amorphous alloys with fixed specifications, the continuous casting of the amorphous alloys cannot be realized, the production efficiency is low, different molds are required when casting blanks with different specifications are produced, the production cost is increased, and the large-scale industrial application of the amorphous alloys is also limited. The ability to continuously produce bulk amorphous alloys has been a continuing goal sought by researchers.
Disclosure of Invention
In order to solve the technical problems, the invention provides an amorphous alloy continuous casting machine and a continuous casting method thereof, so as to realize continuous casting of large amorphous alloys.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides an amorphous alloy continuous casting machine which comprises a rack, a plurality of moving blocks, a molten pool, a sealing mechanism and a driving mechanism, wherein the plurality of moving blocks are arranged on the rack; a guide rail is arranged on the inner side of the rack, the plurality of moving blocks are movably arranged on the guide rail, and the moving blocks are in power connection with the driving mechanism; the molten pool is arranged above one end of the frame, and the sealing mechanism is arranged above the frame and positioned at the tops of the moving blocks.
Optionally, the guide rail is an oblong closed-loop guide rail, and a straight line part in the guide rail is arranged along the horizontal direction.
Optionally, the sealing mechanism comprises a heat insulation roller, a tension roller, a steel belt and a pressure roller; the heat-insulating roller and the tension roller are arranged on the top of the frame in parallel, the heat-insulating roller is arranged on one side close to the molten pool, and the steel belt is arranged on the outer sides of the heat-insulating roller and the tension roller and is in transmission connection with the heat-insulating roller and the tension roller; the bottom of the outer side of the steel belt is in contact with the tops of the moving blocks; the pressing roller is arranged between the heat insulation roller and the tension roller and is positioned at the bottom of the inner side of the steel belt.
Optionally, the moving block and the sealing mechanism form a casting cavity, the section of the casting cavity is rectangular, the width of the casting cavity is 0.5-60 mm, and the length of the casting cavity is greater than 1 mm.
Optionally, the moving block is a block-shaped body, and two sides of the top of the moving block are provided with stop blocks extending upwards; shafts are arranged on two sides of the moving block, sleeves are sleeved outside the shafts, and the sleeves are movably connected with the guide rails.
Optionally, the driving mechanism includes a driving wheel and a driven wheel; the driving wheel is in driving connection with the power source, a plurality of transmission teeth are arranged on the outer side walls of the driving wheel and the driven wheel, and the transmission teeth are in transmission connection with the sleeve.
Optionally, a tundish is arranged on one side, close to the other end of the rack, below the molten pool, and a casting opening is arranged on one side, far away from the molten pool, of the tundish.
The invention also discloses a continuous casting method of the amorphous alloy continuous casting machine, which comprises the following steps:
a, mother alloy liquid pouring: the mother alloy is melted in the molten pool, the melted mother alloy liquid is injected into a tundish from the molten pool, the mother alloy liquid is injected into a casting cavity formed between a steel strip and a moving block from the tundish under the action of static pressure or gas pressure, and the mother alloy liquid is cooled and solidified by the moving block in the casting cavity to form amorphous alloy;
b, continuous casting: the driving wheel rotates under the action of the power source to drive the moving block to move along the guide rail, the moving block drives the steel belt to synchronously move along the continuous casting direction, and the mother alloy liquid entering the casting cavity is cooled and solidified to form amorphous alloy while being clamped by the steel belt and the moving block, so that the continuous casting process of the amorphous alloy is completed.
Compared with the prior art, the invention has the following technical effects:
1. the rectangular casting cavity is formed by the moving block and the steel belt, so that the continuous casting of amorphous alloys with different specifications is realized; 2. the moving block and the steel belt synchronously move to ensure the surface quality of the amorphous alloy casting blank; 3. the solidification and output of the amorphous alloy are finished in the casting cavity, the device has simple structure and saves space; 4. the melt moves along the casting direction while being cooled and solidified in the casting cavity, so as to realize continuous casting, thereby obtaining the continuously cast amorphous alloy; 5. the moving blocks are mutually independent, and are convenient to replace and disassemble when problems occur.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of an amorphous alloy continuous casting machine of the present invention;
fig. 2 is a schematic diagram of the principle structure of the moving block of the present invention.
Fig. 3 is a schematic structural diagram of the frame of the present invention.
Description of reference numerals: 1. a moving block; 2. a driving wheel; 3. a molten pool; 4. a tundish; 5. a heat-insulating roll; 6. a steel belt; 7. a pressure roller; 8. a tension roller; 9. a driven wheel; 10. a frame; 1-1, cooling blocks; 1-2, a base; 1-3, sleeve; 1-4; a shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 3, the present embodiment provides an amorphous alloy continuous casting machine, including a frame 10, a plurality of moving blocks 1, a molten pool 3, a sealing mechanism and a driving mechanism; a guide rail is arranged on the inner side of the rack 10, the plurality of moving blocks 1 are movably arranged on the guide rail, and the moving blocks 1 are in power connection with the driving mechanism; the molten pool 3 is arranged above one end of the frame 10, and the sealing mechanism is arranged above the frame 10 and positioned at the top of the plurality of moving blocks 1.
In this embodiment, the frame 10 includes a left portion and a right portion symmetrically disposed, and the driving mechanism is disposed in the cavity between the left portion and the right portion. The guide rail is an oblong closed-loop guide rail, and the straight line part in the guide rail is arranged along the horizontal direction.
The moving block 1 is a block-shaped body, and two sides of the top of the moving block 1 are provided with stop blocks extending upwards; shafts 1-4 are arranged on two sides of the moving block 1, sleeves 1-3 are sleeved outside the shafts 1-4, and the sleeves 1-3 are movably connected with the guide rail.
In a further embodiment, each side of the moving block 1 is provided with two shafts 1-4, each shaft 1-4 is provided with a sleeve 1-3, the four shafts 1-4 on each moving block 1 are located at the same height, and the plane where the four shafts 1-4 are located is parallel to the plane of the top of the moving block 1, so that when the moving block 1 is located at the linear part of the guide rail, the top surface of the moving block 1 is in a horizontal state, and meanwhile, the tops of the moving blocks 1 form a horizontal plane under the action of the track and the pressing rollers 7, so that the casting quality is guaranteed.
In a further embodiment, the moving block comprises a cooling block 1-1 and a base 1-2, and the cooling block 1-1 and the base 1-2 are detachably connected through bolts, so that the cooling block 1-1 or the base 1-2 can be replaced independently, and the maintenance cost is reduced.
The driving mechanism comprises a driving wheel 2 and a driven wheel 9; the driving wheel 2 is in driving connection with a power source, a plurality of transmission teeth are arranged on the outer side walls of the driving wheel 2 and the driven wheel 9, and the transmission teeth are in transmission connection with the sleeves 1-3. The upper linear portion of guide rail just is located action wheel 2 and follows a plurality of movable blocks 1 between the driving wheel 9, stirs sleeve 1-3 on a movable block 1 that is close to action wheel 2 through the driving tooth on action wheel 2 and moves forward to rely on extrusion effort each other to remove to following driving wheel 9 between a plurality of movable blocks 1 between action wheel 2 and the following driving wheel 9, in order to guarantee to closely laminate between the adjacent movable block 1.
The sealing mechanism comprises a heat insulation roller 5, a tension roller 8, a steel belt 6 and a pressing roller 7; the heat-insulating roller 5 and the tension roller 8 are arranged on the top of the frame 10 in parallel, the heat-insulating roller 5 is arranged on one side close to the molten pool 3, and the steel belt 6 is arranged on the outer sides of the heat-insulating roller 5 and the tension roller 8 and is in transmission connection with the heat-insulating roller 5 and the tension roller 8; the bottom of the outer side of the steel belt 6 is in contact with the tops of the plurality of moving blocks 1; the pressing roller 7 is arranged between the heat insulation roller 5 and the tension roller 8 and is positioned at the inner bottom of the steel belt 6. The steel belt 6 is pressed at the top of the moving block 1 under the action of gravity of the pressing rollers 7, so that the steel belt 6 and a stop block at the top of the moving block 1 jointly form a casting cavity and synchronously move under the action of friction force, and the cast amorphous alloy has good surface quality.
A tundish 4 is arranged on one side, close to the other end of the rack 10, below the molten pool 3, and a casting opening is formed in one side, far away from the molten pool 3, of the tundish 4. A rectangular casting cavity opening is formed between the casting opening and the steel strip 6, so that the casting cavity can be fully cast when mother alloy liquid flows into the casting cavity through the tundish 4, a cavity is prevented from being generated in the casting cavity after casting, air pits are prevented from being formed on the surface of the cast amorphous alloy, and meanwhile, the heat insulation roller 5 can prevent the mother alloy liquid from being solidified at the casting cavity opening and prevent the casting cavity opening from being blocked to cause casting failure; the moving block 1 directly cools and solidifies the mother alloy liquid in the casting cavity, so that the slab is completely solidified and forms amorphous alloy before leaving the continuous casting machine.
The number of the moving blocks 1, the length of the rack 10 and the length of the steel belt 6 can be adjusted according to requirements; a proper number of pressing rollers 7 are arranged according to the length of the steel strip 6; when the moving block 1 is large enough, the driving wheel 2 and the driven wheel 9 are required to synchronously move under the action of the driving source so as to drive the moving block to move, and the continuous casting machine can run.
Example two:
the embodiment discloses a continuous casting method of an amorphous alloy continuous casting machine in the first embodiment, which comprises the following steps:
a, mother alloy liquid pouring: the mother alloy is melted in the molten pool 3, the melted mother alloy liquid is injected into the tundish 4 from the molten pool 3, the mother alloy liquid is injected into a casting cavity formed between the steel strip 6 and the moving block 1 from the tundish 4 under the action of static pressure or gas pressure, and the mother alloy liquid is cooled and solidified by the moving block 1 in the casting cavity to form amorphous alloy;
b, continuous casting: the driving wheel 2 rotates under the action of the power source to drive the moving block 1 to move along the guide rail, the moving block 1 drives the steel belt 6 to move synchronously along the continuous casting direction, and the mother alloy liquid entering the casting cavity is cooled and solidified to form amorphous alloy while being clamped by the steel belt 6 and the moving block 1, so that the amorphous alloy continuous casting process is completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. An amorphous alloy continuous casting machine is characterized by comprising a rack, a plurality of moving blocks, a molten pool, a sealing mechanism and a driving mechanism; a guide rail is arranged on the inner side of the rack, the plurality of moving blocks are movably arranged on the guide rail, and the moving blocks are in power connection with the driving mechanism; the molten pool is arranged above one end of the frame, and the sealing mechanism is arranged above the frame and positioned at the tops of the moving blocks.
2. The continuous casting machine of claim 1, wherein the guide rail is an oblong closed-loop guide rail, and the linear portion of the guide rail is arranged in a horizontal direction.
3. The amorphous alloy continuous casting machine according to claim 1, wherein the sealing mechanism comprises a heat insulation roller, a tension roller, a steel belt and a pressure roller; the heat-insulating roller and the tension roller are arranged on the top of the frame in parallel, the heat-insulating roller is arranged on one side close to the molten pool, and the steel belt is arranged on the outer sides of the heat-insulating roller and the tension roller and is in transmission connection with the heat-insulating roller and the tension roller; the bottom of the outer side of the steel belt is in contact with the tops of the moving blocks; the pressing roller is arranged between the heat insulation roller and the tension roller and is positioned at the bottom of the inner side of the steel belt.
4. The amorphous alloy continuous casting machine according to claim 1, wherein the moving block and the sealing mechanism form a casting cavity, the section of the casting cavity is rectangular, the width of the casting cavity is 0.5-60 mm, and the length of the casting cavity is greater than 1 mm.
5. The amorphous alloy continuous casting machine according to claim 1, wherein the moving block is a block-shaped body, and two sides of the top of the moving block are provided with stop blocks extending upwards; shafts are arranged on two sides of the moving block, sleeves are sleeved outside the shafts, and the sleeves are movably connected with the guide rails.
6. The amorphous alloy continuous caster of claim 5, wherein said drive mechanism comprises a drive wheel and a driven wheel; the driving wheel is in driving connection with the power source, a plurality of transmission teeth are arranged on the outer side walls of the driving wheel and the driven wheel, and the transmission teeth are in transmission connection with the sleeve.
7. The continuous casting machine for amorphous alloy according to claim 1, wherein a tundish is arranged below the molten pool and close to the other end of the frame, and a casting opening is arranged on one side of the tundish far away from the molten pool.
8. Continuous casting process comprising the continuous casting machine for amorphous alloys according to any of claims 1 to 7, characterized by comprising the following steps:
a, mother alloy liquid pouring: the mother alloy is melted in the molten pool, the melted mother alloy liquid is injected into a tundish from the molten pool, the mother alloy liquid is injected into a casting cavity formed between a steel strip and a moving block from the tundish under the action of static pressure or gas pressure, and the mother alloy liquid is cooled and solidified by the moving block in the casting cavity to form amorphous alloy;
b, continuous casting: the driving wheel rotates under the action of the power source to drive the moving block to move along the guide rail, the moving block drives the steel belt to synchronously move along the continuous casting direction, and the mother alloy liquid entering the casting cavity is cooled and solidified to form amorphous alloy while being clamped by the steel belt and the moving block, so that the continuous casting process of the amorphous alloy is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110417112.7A CN113118403A (en) | 2021-04-19 | 2021-04-19 | Amorphous alloy continuous casting machine and continuous casting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110417112.7A CN113118403A (en) | 2021-04-19 | 2021-04-19 | Amorphous alloy continuous casting machine and continuous casting method thereof |
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| CN113118403A true CN113118403A (en) | 2021-07-16 |
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| CN202110417112.7A Pending CN113118403A (en) | 2021-04-19 | 2021-04-19 | Amorphous alloy continuous casting machine and continuous casting method thereof |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864973A (en) * | 1973-03-22 | 1975-02-11 | Hazelett Strip Casting Corp | Method and apparatus for determining the operating conditions in continuous metal casting machines of the type having a revolving endless casting belt |
| US4807692A (en) * | 1986-08-15 | 1989-02-28 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Mold apparatus for endless track type continuous casting machine |
| JP2000210760A (en) * | 1999-01-26 | 2000-08-02 | Kobe Steel Ltd | Belt type continuous casting device and belt type continuous casting method |
| US20030102105A1 (en) * | 2001-12-04 | 2003-06-05 | Giulio Properzi | Apparatus for producing ingots of nonferrous metals by continuous casting |
| CN107750192A (en) * | 2015-07-30 | 2018-03-02 | 卓轮Bhw滑动轴承两合公司 | Method and apparatus for manufacturing monotectic alloy |
| CN108705057A (en) * | 2018-06-07 | 2018-10-26 | 上海大学 | A kind of roller belt-type thin-belt casting rolling all-in-one machine and its application method |
| CN109825781A (en) * | 2019-04-08 | 2019-05-31 | 东北大学 | A kind of method that iron-based amorphous thin band is continuously prepared |
| CN110076308A (en) * | 2019-05-30 | 2019-08-02 | 燕山大学 | A kind of amorphous alloy conticaster and its continuous casing |
| JP2020157351A (en) * | 2019-03-27 | 2020-10-01 | 住友電気工業株式会社 | Method for producing casting material |
-
2021
- 2021-04-19 CN CN202110417112.7A patent/CN113118403A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864973A (en) * | 1973-03-22 | 1975-02-11 | Hazelett Strip Casting Corp | Method and apparatus for determining the operating conditions in continuous metal casting machines of the type having a revolving endless casting belt |
| US4807692A (en) * | 1986-08-15 | 1989-02-28 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Mold apparatus for endless track type continuous casting machine |
| JP2000210760A (en) * | 1999-01-26 | 2000-08-02 | Kobe Steel Ltd | Belt type continuous casting device and belt type continuous casting method |
| US20030102105A1 (en) * | 2001-12-04 | 2003-06-05 | Giulio Properzi | Apparatus for producing ingots of nonferrous metals by continuous casting |
| CN107750192A (en) * | 2015-07-30 | 2018-03-02 | 卓轮Bhw滑动轴承两合公司 | Method and apparatus for manufacturing monotectic alloy |
| CN108705057A (en) * | 2018-06-07 | 2018-10-26 | 上海大学 | A kind of roller belt-type thin-belt casting rolling all-in-one machine and its application method |
| JP2020157351A (en) * | 2019-03-27 | 2020-10-01 | 住友電気工業株式会社 | Method for producing casting material |
| CN109825781A (en) * | 2019-04-08 | 2019-05-31 | 东北大学 | A kind of method that iron-based amorphous thin band is continuously prepared |
| CN110076308A (en) * | 2019-05-30 | 2019-08-02 | 燕山大学 | A kind of amorphous alloy conticaster and its continuous casing |
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