CN109365767B - Amorphous ribbon production system with double holding furnaces - Google Patents
Amorphous ribbon production system with double holding furnaces Download PDFInfo
- Publication number
- CN109365767B CN109365767B CN201811591628.8A CN201811591628A CN109365767B CN 109365767 B CN109365767 B CN 109365767B CN 201811591628 A CN201811591628 A CN 201811591628A CN 109365767 B CN109365767 B CN 109365767B
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- Prior art keywords
- guide rail
- angle
- molten iron
- swing arm
- furnace
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 74
- 229910052742 iron Inorganic materials 0.000 claims abstract description 37
- 238000004321 preservation Methods 0.000 claims abstract description 34
- 238000003723 Smelting Methods 0.000 claims abstract description 24
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 4
- 239000002893 slag Substances 0.000 abstract description 6
- 239000007921 spray Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000013049 sediment Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material 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
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/064—Accessories therefor for supplying molten metal
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention discloses a double-heat-preservation furnace amorphous ribbon production system, which comprises a vertical frame, wherein a right-angle guide rail is arranged at the top end of the vertical frame, the right-angle guide rail comprises a right-angle outer guide rail and a right-angle inner guide rail which are arranged in parallel, two straight line sections of the right-angle guide rail are respectively provided with a heat-preservation furnace in a sliding manner, a ribbon spraying bag is arranged below the corner of the right-angle guide rail, a molten iron preparation device is arranged at the inner side of the right-angle guide rail, and a molten iron guiding device is arranged between the molten iron preparation device and the heat-preservation furnace; the corner of the right-angle inner guide rail is provided with an inner guide rail alternative splicing device, and the right-angle outer guide rail is provided with two splicing support assemblies for fixing the inner guide rail alternative splicing device; the smelting furnace and the two intermediate heat preservation furnaces are adopted, the efficiency of the smelting furnace is fully exerted, the two heat preservation furnaces are adopted to work alternately left and right, the sufficient calm slag settling time of molten iron is ensured, the purity of the molten iron is ensured, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of amorphous thin strip production, in particular to an amorphous thin strip production system with two holding furnaces.
Background
Along with the gradual maturity of amorphous industry in China, the production process and equipment are gradually perfected, the production process and equipment mainly surround improvement of product quality, increase of productivity and reduction of production cost are taken as break-through ports, and the whole equipment of the production process machine is further perfected. When the amorphous thin strip is produced, the problems that the molten iron is calm and has short slag settling time, and the molten iron contains slag to cause nozzle blockage and thus great waste are caused are frequently encountered.
Disclosure of Invention
The invention aims to solve the technical problem of providing a double-holding furnace amorphous thin strip production system which can calm enough slag settling time for molten iron.
In order to solve the technical problems, the technical scheme of the invention is as follows: the amorphous ribbon production system of the double heat preservation furnaces comprises a vertical frame, wherein a right-angle guide rail is arranged at the top end of the vertical frame, the right-angle guide rail comprises a right-angle outer guide rail and a right-angle inner guide rail which are arranged in parallel, two straight line sections of the right-angle guide rail are respectively provided with a heat preservation furnace in a sliding manner, a ribbon spraying bag is arranged below the corner of the right-angle guide rail, a molten iron preparation device is arranged on the inner side of the right-angle guide rail, and a molten iron guiding device is arranged between the molten iron preparation device and the heat preservation furnace;
the corner of the right-angle inner guide rail is provided with an inner guide rail alternative splicing device, and the right-angle outer guide rail is provided with two splicing support assemblies for fixing the inner guide rail alternative splicing device.
As a preferable technical scheme, the molten iron preparation device comprises a smelting furnace frame arranged on the inner side of the right-angle guide rail, and a smelting furnace is arranged on the smelting furnace frame.
As a preferable technical scheme, the molten iron guiding device comprises an upper guiding groove fixedly arranged on the smelting furnace frame, and a lower guiding groove with a discharge hole capable of rotating to the upper part of the feed inlet of the heat preservation furnace is rotatably arranged below the discharge hole at the bottom end of the upper guiding groove.
As a preferable technical scheme, the right-angle guide rail comprises a guide rail beam arranged at the top end of the vertical frame, and a fixed guide rail is fixedly arranged on the guide rail beam.
As a preferable technical scheme, the inner guide rail alternative splicing device comprises a support frame arranged at the corner of the right-angle inner guide rail, a swing arm beam is rotatably arranged on the support frame, a splicing guide rail which can be in butt joint with the right-angle inner guide rail is fixedly arranged on the swing arm beam, and a swing arm Liang Qigang is arranged between the swing arm beam and the right-angle inner guide rail; and the free end of the swing arm beam is provided with a taper pin sleeve matched with the splicing support assembly.
As a preferred technical scheme, the support frame includes the stand, the top of stand pass through bearing assembly with the one end of swing arm roof beam is connected, the mid-mounting of stand has middle support cover, middle support cover with install rolling bearing between the stand, middle support cover with fixed mounting has follow-up oblique support arm between the other end of swing arm roof beam, the stand with install fixed oblique support arm between the right angle internal guide rail.
As a preferable technical scheme, the splicing support assembly comprises a support seat arranged on the right-angle outer guide rail, a guide sleeve is arranged on the support seat, taper pins matched with the inner guide rail alternative splicing device are arranged in the guide sleeve, and a jacking cylinder in transmission connection with the taper pins is arranged on the support seat.
As a preferred technical scheme, the support seat is provided with a guide roller.
Due to the adoption of the technical scheme, the amorphous thin strip production system with the double heat preservation furnaces comprises a vertical frame, wherein a right-angle guide rail is arranged at the top end of the vertical frame, the right-angle guide rail comprises a right-angle outer guide rail and a right-angle inner guide rail which are arranged in parallel, two heat preservation furnaces are respectively and slidably arranged on two straight line sections of the right-angle guide rail, a strip spraying bag is arranged below a corner of the right-angle guide rail, a molten iron preparation device is arranged on the inner side of the right-angle guide rail, and a molten iron guide device is arranged between the molten iron preparation device and the heat preservation furnaces; the corner of the right-angle inner guide rail is provided with an inner guide rail alternative splicing device, and the right-angle outer guide rail is provided with two splicing support assemblies for fixing the inner guide rail alternative splicing device; the smelting furnace and the two intermediate heat preservation furnaces are adopted, the efficiency of the smelting furnace is fully exerted, the two heat preservation furnaces are adopted to work alternately left and right, the sufficient calm slag settling time of molten iron is ensured, the purity of the molten iron is ensured, and the production efficiency is improved.
Drawings
The following drawings are only for purposes of illustration and explanation of the present invention and are not intended to limit the scope of the invention. Wherein:
FIG. 1 is a top view of an embodiment of the present invention;
FIG. 2 is a side view of an embodiment of the present invention;
FIG. 3 is a partial exploded view of an embodiment of the present invention;
FIG. 4 is a top view of an embodiment of the present invention in an operational state;
FIG. 5 is a top view of another operational aspect of an embodiment of the present invention;
in the figure: 11-a vertical frame; 12-a guide rail beam; 13-fixing guide rails; 21-a heat preservation furnace; 22-spraying a belt package; 23-smelting furnace; 24-smelting furnace frame; 31-upper diversion trenches; 32-a lower diversion trench; 41-swing arm beams; 42-splicing guide rails; 43-swing arm Liang Qigang; 44-taper pin sleeve; 51-stand columns; 52-an intermediate support sleeve; 53-follow-up diagonal support arm; 54-fixed diagonal support arms; 61-a supporting seat; 62-guiding sleeve; 63-taper pin; 64-jacking the cylinder; 65-guide rollers.
Detailed Description
The invention is further illustrated in the following, in conjunction with the accompanying drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention are described by way of illustration only. It is needless to say that the person skilled in the art realizes that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive in scope.
As shown in fig. 1, 2 and 3, the amorphous thin strip production system of the double-heat-preserving furnace comprises a vertical frame 11, wherein a right-angle guide rail is arranged at the top end of the vertical frame 11, the right-angle guide rail comprises a guide rail beam 12 arranged at the top end of the vertical frame 11, and a fixed guide rail 13 is fixedly arranged on the guide rail beam 12; the right-angle guide rail comprises a right-angle outer guide rail and a right-angle inner guide rail which are arranged in parallel, two straight line sections of the right-angle guide rail are respectively and slidably provided with a heat preservation furnace 21, a spraying belt bag 22 is arranged below the corner of the right-angle guide rail, a molten iron preparation device is arranged on the inner side of the right-angle guide rail, the molten iron preparation device comprises a smelting furnace frame 24 arranged on the inner side of the right-angle guide rail, and a smelting furnace 23 is arranged on the smelting furnace frame 24; a molten iron guiding device is arranged between the molten iron preparation device and the holding furnace 21; the molten iron guiding device comprises an upper guiding groove 31 fixedly arranged on the smelting furnace frame 24, and a lower guiding groove 32 with a discharge hole capable of rotating to the upper parts of the two feeding holes of the heat preservation furnace 21 is rotatably arranged below the discharge hole at the bottom end of the upper guiding groove 31.
The corner of the right-angle inner guide rail is provided with an inner guide rail alternative splicing device, and the right-angle outer guide rail is provided with two splicing support assemblies for fixing the inner guide rail alternative splicing device.
The inner guide rail alternative splicing device comprises a support frame arranged at the corner of the right-angle inner guide rail, a swing arm beam 41 is rotatably arranged on the support frame, a splicing guide rail 42 which can be in butt joint with the right-angle inner guide rail is fixedly arranged on the swing arm beam 41, and a swing arm Liang Qigang is arranged between the swing arm beam 41 and the guide rail beam 12 of the right-angle inner guide rail; the free end of the swing arm beam 41 is provided with a taper pin sleeve 44 matched with the splicing support assembly. The support frame includes stand 51, the top of stand 51 pass through bearing assembly with swing arm beam 41's one end is connected, the mid-mounting of stand 51 has middle support cover 52, middle support cover 52 with install rolling bearing between the stand 51, middle support cover 52 with follow-up oblique support arm 53 is fixed mounting between the other end of swing arm beam 41, stand 51 with install fixed oblique support arm 54 between the right angle internal guide rail. The splicing support assembly comprises a support seat 61 arranged on a guide rail beam 12 of the right-angle outer guide rail, a guide roller 65 which is convenient for the swing arm beam 41 to move is arranged on the support seat 61, a guide sleeve 62 is arranged on the support seat 61, a taper pin 63 matched with a taper pin sleeve 44 on the swing arm beam 41 is arranged in the guide sleeve 62, and a tightening cylinder 64 in transmission connection with the taper pin 63 is arranged on the support seat 61.
According to the technical scheme, a novel three-dimensional structural layout is adopted, the double heat preservation furnaces 21 are arranged at 90 degrees, one smelting furnace 23 is used for smelting molten iron, the two heat preservation furnaces 21 alternately realize the calm and slag precipitation of the molten iron heat preservation molten iron, and the molten iron transfer is performed, so that the molten iron pouring of the spray belt ladle 22 is completed, and continuous production is realized.
The smelting furnace 23 is arranged at the rear middle part of the guide rail beam 12, the guide rail beam 12 is in 90-degree structural layout, the fixed guide rail 13 is arranged on the guide rail beam 12, guide rail wheels on the two heat preservation furnaces 21 respectively move forwards and backwards along the fixed guide rail 13, and the fixed guide rail 13 on the inner side of the guide rail beam 12 cannot realize plane intersection due to the guide rail beam 1290-degree layout, and a rotatable swing arm beam 41 structure is adopted. The upright post 51 is a rotation axis of the swing arm beam 41 and is also a main supporting component of the swing arm beam 41, a bearing component is arranged at the top of the upright post 51 and is used for supporting and rotating the swing arm beam 41, an intermediate supporting component is also arranged in the middle of the upright post 51 and comprises an intermediate supporting sleeve 52, a bearing is arranged between the intermediate supporting sleeve 52 and the upright post 51, the intermediate supporting sleeve 52 and the swing arm beam 41 are obliquely provided with a follow-up oblique supporting arm 53, the upright post 51 and the swing arm beam 41 are supported in a triangle through the follow-up oblique supporting arm 53 so as to ensure the supporting rigidity of the swing arm beam 41 during rotation, and the swing arm beam 41 is driven to realize rotation through a swing arm Liang Qigang arranged between the guide rail beam 12 and the swing arm beam 41; two sets of swing arm beam 41 supporting components are respectively installed at the left and right angle end points of the swing arm beam 41, supporting seats 61 of the swing arm beam 41 supporting components are respectively installed and fixed on the left side and the right side of the guide rail beam 12, guide sleeves 62 are installed on the swing arm beam 41 supporting seats 61, taper pins 63 are installed in the guide sleeves 62, the rear ends of the taper pins 63 are connected with tightening cylinders 64 installed on the outer sides of the supporting seats 61, guide rollers 65 are further arranged in the supporting seats 61, when the swing arm beam 41 rotates to the supporting seats 61, the bottoms of the front ends of the swing arm beam 41 are in contact with the guide rollers 65 of the supporting seats 61, the swing arm beam 41 is lifted to rotate to the end point position, at the moment, the tightening cylinders 64 are connected with an air source, air cylinders rods of the tightening cylinders 64 push the taper pins 63 to move forwards, the taper pins 63 are inserted into taper pin sleeves 44 at the front ends of the swing arm beam 41, locking of the swing arm beam 41 is achieved, positioning accuracy and safety of the swing arm beam 41 are guaranteed, splicing guide rails 42 are installed on the swing arm beam 41, and the splicing guide rails 42 are fixed on the swing arm beam 41 through pressing plates.
When the smelting furnace 23 finishes molten iron smelting, molten iron is poured into one of the heat preservation furnaces 21 through the rotatable lower diversion trench 32 to carry out calm sediment, when the second furnace smelting is finished, the discharge port of the lower diversion trench 32 is rotated to the position above the feed port of the other heat preservation furnace 21, molten iron is poured into the other heat preservation furnace 21, at the moment, the previous heat preservation furnace 21 finishes calm sediment, the swing arm beam 41 is rotated to the station side which is communicated with the heat preservation furnace 21 and the spray belt ladle 22 and locked, the heat preservation furnace 21 moves forwards to the position above the spray belt ladle 22 along the guide rail to carry out bottom pouring steel pouring, and as shown in fig. 4, the spray belt is carried out; when the first heat preservation furnace 21 finishes pouring the steel, the steel moves backwards to the original position to supplement molten iron, at the moment, the spliced supporting component of the swing arm beam 41 releases the locking of the swing arm beam 41, and as shown in fig. 5, the swing arm beam 41 rotates to the other side, the working procedure of the first heat preservation furnace 21 is repeated, and the two heat preservation furnaces 21 alternately work, so that continuous operation is realized. The swing arm beam 41 swings and interlocks with the two holding furnaces 21 in a left-right rotation to ensure the work safety. The whole machine is controlled by microcomputer program, and the automatic control of the whole machine is realized by position, weight, photoelectric, time and other sensors.
The foregoing has shown and described the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The amorphous ribbon production system of the double heat preservation furnace comprises a vertical frame and is characterized in that: the top end of the vertical frame is provided with a right-angle guide rail, the right-angle guide rail comprises a right-angle outer guide rail and a right-angle inner guide rail which are arranged in parallel, two straight line sections of the right-angle guide rail are respectively provided with a heat preservation furnace in a sliding manner, a spraying belt bag is arranged below the corner of the right-angle guide rail, the inner side of the right-angle guide rail is provided with a molten iron preparation device, and a molten iron guiding device is arranged between the molten iron preparation device and the heat preservation furnace;
the corner of the right-angle inner guide rail is provided with an inner guide rail alternative splicing device, and the right-angle outer guide rail is provided with two splicing support assemblies for fixing the inner guide rail alternative splicing device;
the inner guide rail alternative splicing device comprises a support frame arranged at the corner of the right-angle inner guide rail, a swing arm beam is rotatably arranged on the support frame, a splicing guide rail which can be in butt joint with the right-angle inner guide rail is fixedly arranged on the swing arm beam, and a swing arm Liang Qigang is arranged between the swing arm beam and the right-angle inner guide rail; the free end of the swing arm beam is provided with a taper pin sleeve matched with the splicing support assembly;
the splicing support assembly comprises a support seat arranged on the right-angle outer guide rail, a guide sleeve is arranged on the support seat, a taper pin matched with the inner guide rail alternative splicing device is arranged in the guide sleeve, and a jacking cylinder in transmission connection with the taper pin is arranged on the support seat;
the molten iron preparation device comprises a smelting furnace frame arranged on the inner side of the right-angle guide rail, and a smelting furnace is arranged on the smelting furnace frame.
2. The dual holding furnace amorphous ribbon production system of claim 1, wherein: the molten iron guiding device comprises an upper guiding groove fixedly installed on the smelting furnace frame, and a lower guiding groove with a discharge hole capable of rotating to the upper parts of two feeding holes of the heat preservation furnace is installed below the discharge hole at the bottom end of the upper guiding groove in a rotating mode.
3. The dual holding furnace amorphous ribbon production system of claim 1, wherein: the right-angle guide rail comprises a guide rail beam arranged at the top end of the vertical frame, and a fixed guide rail is fixedly arranged on the guide rail beam.
4. The dual holding furnace amorphous ribbon production system of claim 1, wherein: the support frame includes the stand, the top of stand pass through bearing assembly with swing arm beam's one end is connected, the mid-mounting of stand has middle support cover, middle support cover with install rolling bearing between the stand, middle support cover with fixed mounting has follow-up oblique support arm between the other end of swing arm beam, the stand with install fixed oblique support arm between the right angle inner rail.
5. The dual holding furnace amorphous ribbon production system of any one of claims 1 to 4, wherein: and the support seat is provided with a guide roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591628.8A CN109365767B (en) | 2018-12-25 | 2018-12-25 | Amorphous ribbon production system with double holding furnaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591628.8A CN109365767B (en) | 2018-12-25 | 2018-12-25 | Amorphous ribbon production system with double holding furnaces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109365767A CN109365767A (en) | 2019-02-22 |
| CN109365767B true CN109365767B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811591628.8A Active CN109365767B (en) | 2018-12-25 | 2018-12-25 | Amorphous ribbon production system with double holding furnaces |
Country Status (1)
| Country | Link |
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| CN (1) | CN109365767B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570746B (en) * | 2020-06-15 | 2021-06-22 | 西安斯瑞先进铜合金科技有限公司 | Vacuum continuous casting production equipment |
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| KR20110074095A (en) * | 2009-12-24 | 2011-06-30 | 경기대학교 산학협력단 | Device for casting ladle |
| CN202828794U (en) * | 2012-09-14 | 2013-03-27 | 常州力顿机械科技有限公司 | Still kettle front-back automatic bridge ferry vehicle |
| CN105728676A (en) * | 2016-04-05 | 2016-07-06 | 江苏国能合金科技有限公司 | Molten iron whole gas protection system of amorphous thin belt equipment |
| CN106378445A (en) * | 2016-10-08 | 2017-02-08 | 江苏国能合金科技有限公司 | Vehicle frame locking device for amorphous thin ribbon equipment |
| CN106378428A (en) * | 2016-10-08 | 2017-02-08 | 江苏国能合金科技有限公司 | Mobile smelting furnace amorphous thin ribbon production overall machine system structure and control method thereof |
| CN108672665A (en) * | 2018-07-19 | 2018-10-19 | 山东海瑞得新材料科技有限公司 | A kind of amorphous thin ribbon process units |
| CN209363576U (en) * | 2018-12-25 | 2019-09-10 | 江苏国能合金科技有限公司 | Double holding furnace amorphous thin ribbon production systems |
-
2018
- 2018-12-25 CN CN201811591628.8A patent/CN109365767B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016806A (en) * | 2006-12-20 | 2007-08-15 | 韩永波 | Tower or silo frame section pairing method and pairing platform |
| KR20110074095A (en) * | 2009-12-24 | 2011-06-30 | 경기대학교 산학협력단 | Device for casting ladle |
| CN202828794U (en) * | 2012-09-14 | 2013-03-27 | 常州力顿机械科技有限公司 | Still kettle front-back automatic bridge ferry vehicle |
| CN105728676A (en) * | 2016-04-05 | 2016-07-06 | 江苏国能合金科技有限公司 | Molten iron whole gas protection system of amorphous thin belt equipment |
| CN106378445A (en) * | 2016-10-08 | 2017-02-08 | 江苏国能合金科技有限公司 | Vehicle frame locking device for amorphous thin ribbon equipment |
| CN106378428A (en) * | 2016-10-08 | 2017-02-08 | 江苏国能合金科技有限公司 | Mobile smelting furnace amorphous thin ribbon production overall machine system structure and control method thereof |
| CN108672665A (en) * | 2018-07-19 | 2018-10-19 | 山东海瑞得新材料科技有限公司 | A kind of amorphous thin ribbon process units |
| CN209363576U (en) * | 2018-12-25 | 2019-09-10 | 江苏国能合金科技有限公司 | Double holding furnace amorphous thin ribbon production systems |
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| CN109365767A (en) | 2019-02-22 |
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