CN217701261U - Horizontal continuous casting drawing system based on heat preservation furnace safety liquid level control - Google Patents
Horizontal continuous casting drawing system based on heat preservation furnace safety liquid level control Download PDFInfo
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- CN217701261U CN217701261U CN202221069123.7U CN202221069123U CN217701261U CN 217701261 U CN217701261 U CN 217701261U CN 202221069123 U CN202221069123 U CN 202221069123U CN 217701261 U CN217701261 U CN 217701261U
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- 238000004321 preservation Methods 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 title claims abstract description 37
- 238000009749 continuous casting Methods 0.000 title claims abstract description 22
- 230000009467 reduction Effects 0.000 claims abstract description 9
- 238000005303 weighing Methods 0.000 claims abstract description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 22
- 230000007246 mechanism Effects 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 46
- 229910052742 iron Inorganic materials 0.000 abstract description 22
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 3
- 238000011897 real-time detection Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 206010039509 Scab Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The utility model provides a horizontal continuous casting drawing system based on heat preservation furnace safety liquid level control, which comprises a heat preservation furnace with a crystallizer, a conveying frame which is arranged in front of the crystallizer and is provided with a plurality of conveying rollers, and a traction part which is arranged on the conveying frame; the traction part comprises a front driving roller and a rear driving roller which are rotatably arranged on the conveying frame, a front driven roller and a rear driven roller which are arranged above the conveying frame and can be lifted, and a speed reduction motor for driving the front driving roller and the rear driving roller to rotate is fixedly connected to the side part of the conveying frame; and a weighing sensor is arranged below the holding furnace. Horizontal continuous casting drawing system based on heat preservation stove safety liquid level control, carry out real-time detection through setting up the weight of weighing sensor to the heat preservation stove, and then can draw the liquid level height of molten iron in the heat preservation stove, when the molten iron liquid level is less than safe liquid level requirement, PLC control module control gear motor stops, prevents to continue the quality defect that production brought.
Description
Technical Field
The utility model relates to a horizontal continuous casting technical field, in particular to horizontal continuous casting system of drawing based on heat preservation stove safety liquid level control.
Background
Continuous casting is an advanced casting method, and the principle is that molten metal is stored in a heat preservation furnace, molten iron is continuously poured into a crystallizer from the bottom of the heat preservation furnace for cooling, and when the molten iron is solidified into a shell with certain strength, the shell is drawn into a casting section with any length or specific length (cut and broken) by a tractor. Because the liquid level height of molten iron in the heat preservation furnace directly influences the quality of the section bar, along with the reduction of the molten iron amount in the heat preservation furnace in the drawing process, the molten iron needs to be supplemented into the heat preservation furnace immediately when the molten iron is lower than the safe liquid level, otherwise, the section bar can cause quality problems such as scabbing, skin shortage and the like, the section bars with different specifications and models have different requirements on the safe liquid level, and in the actual production process, workers directly observe the liquid level height of the molten iron.
In addition, in the actual production process, the bottom surface of the section bar pulled out from the crystallizer needs to be parallel and level with the highest point of the conveying roller, but because the section diameters of the section bars with different specifications are different, when a production order is changed, the crystallizer on the heat preservation furnace needs to be replaced and is matched with the size of the section bar, the height of the heat preservation furnace needs to be finely adjusted to be matched with the height of the conveying roller, and the height fine adjustment mechanism of the heat preservation furnace in the existing structure is poor in stability and inconvenient to operate.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a horizontal continuous casting system of drawing based on heat preservation stove safety liquid level control to avoid among the prior art to be lower than the not enough that safe liquid level continuation production brought, and have better result of use.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
a horizontal continuous casting and drawing system based on safe liquid level control of a heat preservation furnace comprises the heat preservation furnace with a crystallizer, a conveying frame which is arranged in front of the crystallizer and provided with a plurality of conveying rollers, and a traction part which is arranged on the conveying frame; the traction part comprises a front driving roller and a rear driving roller which are rotatably arranged on the conveying frame, a front driven roller and a rear driven roller which are arranged above the conveying frame and can be lifted, and a speed reduction motor for driving the front driving roller and the rear driving roller to rotate is fixedly connected to the side part of the conveying frame; and a weighing sensor electrically connected with the PLC control module of the speed reducing motor is arranged below the heat preservation furnace.
Furthermore, a traction frame is arranged on the conveying frame, a front hydraulic oil cylinder and a rear hydraulic oil cylinder are arranged on the traction frame, and the front driven roller and the rear driven roller are respectively arranged on the front hydraulic oil cylinder and the rear hydraulic oil cylinder.
Furthermore, a height adjusting mechanism is arranged at the bottom of the heat preservation furnace.
Furthermore, the height adjusting mechanism comprises a base, a lifting seat and a driving mechanism, wherein the lifting seat is arranged on the base in a guiding manner and used for bearing the heat preservation furnace, and the driving mechanism is arranged between the base and the lifting seat and used for driving the lifting seat to lift.
Further, actuating mechanism including link firmly in the first wedge block seat of lift seat bottom slides and locates on the base and respectively with two second wedge block seats of first wedge block seat scarf, and link firmly in order to order about on the base the gliding drive division of second wedge block seat.
Further, the driving part comprises a lead screw with a first thread section and a second thread section, and a handle driving the lead screw to rotate; the first thread section and the second thread section are in transmission connection with the two second wedge block seats respectively, and the rotating directions of the first thread section and the second thread section are opposite.
Furthermore, a turning transmission part is arranged between the handle and the screw rod and comprises a vertical frame fixedly connected to the base and a transmission shaft rotatably arranged on the vertical frame, and a first bevel gear and a second bevel gear which are in meshing transmission are respectively arranged on the transmission shaft and the screw rod.
Furthermore, an auxiliary lifting mechanism is arranged between the base and the lifting seat.
Furthermore, the auxiliary lifting mechanism is a hydraulic oil cylinder fixedly connected to the base.
Compared with the prior art, the utility model discloses following advantage has:
(1) The horizontal continuous casting and drawing system based on the heat preservation furnace safe liquid level control carries out real-time detection on the weight of the heat preservation furnace through the weighing sensor, further, the liquid level of molten iron in the heat preservation furnace can be calculated according to the internal structure size of the heat preservation furnace, and when the liquid level of the molten iron is lower than the safe liquid level requirement, the PLC control module controls the speed reduction motor to stop, so that the quality defect caused by continuous production is prevented; and through simultaneously arranging the front driving roller and the rear driving roller and arranging the front driven roller and the rear driven roller which correspond to the front driving roller and the rear driving roller, the drawing continuity can be realized, and the production efficiency is improved.
Drawings
The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:
FIG. 1 is a schematic structural view of a horizontal continuous casting and drawing system based on safety liquid level control of a holding furnace according to an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 2;
fig. 4 is a schematic structural view of a lifting seat according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a second wedge block seat according to an embodiment of the present invention;
description of the reference numerals:
1-crystallizer, 2-holding furnace, 3-conveying roller, 4-beam, 5-supporting column, 6-shaft seat, 7-section bar, 8-front driving roller, 9-rear driving roller, 10-front driven roller, 11-rear driven roller, 12-speed reducing motor, 13-placing rack, 14-upright column, 15-top plate, 16-front hydraulic oil cylinder, 17-rear hydraulic oil cylinder, 18-U-shaped seat body, 19-base, 20-lifting seat, 21-first wedge block seat, 2101-first wedge surface, 22-second wedge block seat, 2201-second wedge surface, 23-sliding block, 24-sliding chute, 25-screw rod, 2501-first thread section, 2502-second thread section, 26-handle, 27-upright frame, 28-transmission shaft, 29-first bevel gear, 30-second bevel gear, 31-supporting seat, 32-guide rod and 33-dummy bar.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The embodiment relates to a horizontal continuous casting and drawing system based on heat preservation furnace safe liquid level control, as shown in fig. 1 to fig. 3, the system comprises a heat preservation furnace 2 with a crystallizer 1, a conveying frame which is arranged in front of the crystallizer 1 and is provided with a plurality of conveying rollers 3, and a traction part arranged on the conveying frame, in a specific structure, the heat preservation furnace 2 and the crystallizer 1 in the embodiment are of the existing structure and are not repeated herein, the conveying frame in the embodiment comprises two beams 4 which are arranged at intervals and in parallel, and supporting pillars 5 which are fixedly connected to the bottoms of the beams 4 and are fixed on the ground of a workshop through the supporting pillars 5, in order to facilitate the arrangement of the conveying rollers 3, a front driving roller 8 and a rear driving roller 9 which are described below, in the embodiment, shaft seats 6 are fixedly connected to the two beams 4 at intervals, the conveying rollers 3 are rotatably arranged between the two corresponding shaft seats 6, and in order to improve stability, a connecting beam which is not shown in the figure can be fixedly connected between the two corresponding supporting pillars 5.
The traction part is including rotating preceding drive roll 8 and the back drive roll 9 of locating on the carriage in this embodiment (use holding furnace 2 as the benchmark around in this embodiment, it is preceding nearer apart from holding furnace 2, far away be the back, the same down), and locate carriage top and liftable preceding driven roll 10 and back driven roll 11, wherein preceding drive roll 8 and back drive roll 9 highest position and the highest position of conveying roller 3 are equal height, be linked firmly drive preceding drive roll 8 and back drive roll 9 pivoted gear motor 12 in carriage lateral part, this gear motor 12 is two that set up corresponding to preceding drive roll 8 and back drive roll 9 respectively, in order to facilitate gear motor 12's arrangement, be fixed with rack 13 on the ground of carriage lateral part in this embodiment. In the embodiment, the front driven roller 10 and the rear driven roller 11 are respectively arranged corresponding to the front driving roller 8 and the rear driving roller 9, that is, the front driven roller 10 and the rear driven roller 11 are respectively located above the front driving roller 8 and the rear driving roller 9, during the traction operation, the front driven roller 10 and the rear driven roller 11 descend to form clamping of the profile, and the front driving roller 8 and the rear driving roller 9 are driven to rotate by the speed reduction motor 12 to form conveying of the profile.
In order to facilitate the lifting of the front driven roller 10 and the rear driven roller 11, in this embodiment, a plurality of vertical columns 14 are fixed on the ground on two sides of the conveying frame, a top plate 15 is fixedly connected to the tops of the vertical columns 14, a front hydraulic oil cylinder 16 and a rear hydraulic oil cylinder 17 are respectively arranged on the top plate 15, a U-shaped seat 18 is respectively fixedly connected to power output shafts of the front hydraulic oil cylinder 16 and the rear hydraulic oil cylinder 17, the front driven roller 10 and the rear driven roller 11 are correspondingly rotated and arranged on the U-shaped seat 18, and when the front driven roller 10 and the rear driven roller 11 need to be lowered, the front hydraulic oil cylinder 16 and the rear hydraulic oil cylinder 17 are controlled.
In actual production, it is necessary to ensure that the bottom surface of the profile 7 drawn out from the crystallizer 1 is flush with the highest point of the conveying roller 3, but because the produced profile has different section diameters, the height of the holding furnace 2 needs to be finely adjusted to be matched with the height of the main conveying roller 3, and therefore, in this embodiment, a height adjusting mechanism is arranged at the bottom of the holding furnace. The height adjusting mechanism comprises a base 19 fixedly connected to the ground, a lifting seat 20 which is arranged on the base 19 in a guiding mode and used for bearing the heat preservation furnace 2, and a driving mechanism which is arranged between the base 18 and the lifting seat 19 and used for driving the lifting seat 20 to lift. In order to ensure the stability of the lifting seat 20, in this embodiment, a plurality of guide rods 32 are fixedly connected to the base 19, and each guide rod 32 passes through the lifting seat 20 in a sliding manner, so as to guide the lifting seat 20.
As shown in fig. 1 with reference to fig. 4 and fig. 5, the driving mechanism in this embodiment includes a first wedge block seat 21 fixedly connected to the bottom of the lifting seat 20, a second wedge block seat 22 slidably disposed on the base 19 and respectively engaged with the wedge surfaces of the first wedge block seat 21, and a driving portion fixedly connected to the base 19 for driving the second wedge block seat 22 to slide. In this embodiment, the first wedge seat 21 is a trapezoid, two opposite side surfaces of the first wedge seat 21 respectively form first wedge surfaces 2101, the second wedge seat 22 is two wedge surfaces corresponding to the two first wedge surfaces 2101, and a second wedge surface 2201 matched with the first wedge surfaces 2101 is formed on one side of the second wedge seat, in order to facilitate the sliding of the second wedge seat 22, in this embodiment, a sliding block 23 is fixedly connected to the bottom of the second wedge seat 22, a sliding slot 24 for the sliding block 23 to be embedded and slid is formed on the base 19, and the cross sections of the sliding block 23 and the sliding slot 24 are dovetail-shaped.
In this embodiment, the driving portion includes a screw rod 25 having a first threaded section 2501 and a second threaded section 2502, and a handle 26 for driving the screw rod 25 to rotate, wherein the first threaded section 2501 and the second threaded section 2502 are respectively in transmission connection with the two second wedge blocks 22, and the first threaded section 2501 and the second threaded section 2502 have opposite rotating directions, and by providing the threaded sections with opposite rotating directions, when the screw rod 25 rotates, the two second wedge blocks 22 can be driven to synchronously move away from or close to each other, and in this embodiment, the supporting seats 31 for rotatably supporting the screw rod 25 are further fixedly connected to the bases 19 at the two ends of the screw rod 25.
Because the lead screw 25 is lower, in order to facilitate the operation of workers, a direction-changing transmission part is arranged between the handle 26 and the lead screw 25 in the embodiment, the specific structure of the direction-changing transmission part comprises a stand 27 fixedly connected to the base 19 and a transmission shaft 28 rotatably arranged at the top of the stand 27, a first bevel gear 29 and a second bevel gear 30 which are in meshing transmission are respectively arranged on the transmission shaft 28 and the lead screw 25, the handle 26 is fixedly connected to the top of the transmission shaft 28, and the height of the handle 26 is further improved because the transmission shaft 28 is in a vertical state.
In addition, in order to improve the portability of the rotating handle 26, an auxiliary lifting mechanism is disposed between the base 19 and the lifting base 20 in this embodiment, and the auxiliary lifting mechanism may be a hydraulic cylinder attached to the base 19, and the hydraulic cylinder is two hydraulic cylinders respectively disposed at both sides of the first wedge block base 21. When the heat preservation furnace 2 needs to be lifted, a hydraulic oil cylinder is started to push the heat preservation furnace 2, after the push reaches a specified height, the handle 26 is rotated to enable the second wedge surface 2201 of the second wedge block seat 22 to be abutted against the first wedge surface 2101, and finally the hydraulic oil cylinder is controlled to return.
In the drawing process, as the molten iron in the holding furnace 2 gradually decreases, when the liquid level decreases below the safety level, if the drawing is continued, a quality problem may be caused, and for this reason, a weighing sensor, not shown in the figure, electrically connected with the PLC control module of the reduction motor 12 is provided on the lifting seat 20 in this embodiment. Through setting up weighing sensor in this embodiment, and then can weigh 2 weights of holding furnace in real time, PLC control module calculates the liquid level height according to weight conversion, and the computational logic formula is: m = M1-M2(1) M = S H rho (2), wherein M is the mass of the residual molten iron, and M is the mass of the residual molten iron1The mass sum of the residual molten iron and the holding furnace (detected by a weighing sensor in real time), M2The quality of the holding furnace (a fixed value based on the size of the holding furnace), S is the sectional area of the inner cavity of the holding furnace (the sectional area of the inner cavity above the safe liquid level is a rectangle and is a fixed value), rho is the density of molten iron, and is generally about 7.1g/cm3H is the height of the residual molten iron and is calculated according to the formula (1) and the formula (2), and H = (M)1-M2) and/S rho. In this embodiment, the height calculation formula is input into the PLC control module, the PLC control module detects the height of the molten iron in real time, and when the molten iron level is lower than the safe level, the start and stop of the reduction motor 12 are controlled.
When the horizontal continuous casting and drawing system based on the heat preservation furnace safe liquid level control is used, before drawing is started, firstly, a dummy bar head of a dummy bar 33 (in the actual production process, in order to facilitate lightweight design, the diameter of the used dummy bar 33 is generally smaller than that of a section bar 7, but after the dummy bar 33 is inserted into a crystallizer 1, the dummy bar 33 is ensured to be positioned at the lowest part of the crystallizer 1 so as to ensure that the lowest end of the section bar 7 connected with the dummy bar 33 is parallel and level, namely, the lowest end of the section bar 7 is parallel and level with the highest positions of a conveying roller, a front driving roller and a rear driving roller at the same time) is inserted into the crystallizer 1, the other end of the dummy bar is positioned on a rear driving roller 9, and a rear hydraulic oil cylinder 17 is controlled to ensure that a rear driven roller 11 descends and tightly presses the dummy bar 33, when molten iron in the holding furnace 2 flows into the crystallizer 1, the outer layer is solidified to form a hard shell to form a section 7, the section 7 is fused with a dummy bar head in the solidification process, then the speed reducing motor 12 of the rear driving roller 9 is started, the dummy bar 33 moves forwards under the driving of friction force to pull out the molten iron solidified in the crystallizer 1 slowly, and along with the pulling, when the end part of the pulled section 7 moves to the front driving roller 8, the front hydraulic oil cylinder 16 is controlled to drive the front driven roller 10 to descend to compress the section 7, the speed reducing motor 12 of the front driving roller 8 is started to pull out, the rear driven roller 11 is lifted, and when the section 7 passes through the rear driven roller 11, the rear driven roller 11 is compressed on the section 7 again to carry out traction together. In the embodiment, the front driving roller and the rear driving roller are arranged, so that the drawing continuity can be realized, the production efficiency is improved, and the defects caused by the fact that one driving roller is arranged in the existing structure, the machine needs to be stopped, the position of the traction part needs to be adjusted again to adapt to different diameters of the dummy bar and the section bar are overcome.
In the drawing process, according to the minimum liquid level requirement required by the sectional materials 7 of different specifications, a threshold value of the minimum liquid level is set in the PLC control module, when molten iron is lower than the minimum liquid level, the PLC control module controls the speed reduction motor 12 to stop, and an early warning device electrically connected with the PLC control module can be set to remind workers of supplementing the molten iron in time.
The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A horizontal continuous casting and drawing system based on safe liquid level control of a heat preservation furnace comprises the heat preservation furnace with a crystallizer, a conveying frame which is arranged in front of the crystallizer and provided with a plurality of conveying rollers, and a traction part which is arranged on the conveying frame; the method is characterized in that: the traction part comprises a front driving roller and a rear driving roller which are rotatably arranged on the conveying frame, a front driven roller and a rear driven roller which are arranged above the conveying frame and can be lifted, and a speed reduction motor for driving the front driving roller and the rear driving roller to rotate is fixedly connected to the side part of the conveying frame; and a weighing sensor electrically connected with the PLC control module of the speed reducing motor is arranged below the heat preservation furnace.
2. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 1, wherein: the conveying frame is provided with a traction frame, the traction frame is provided with a front hydraulic oil cylinder and a rear hydraulic oil cylinder, and the front driven roller and the rear driven roller are respectively arranged on the front hydraulic oil cylinder and the rear hydraulic oil cylinder.
3. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 2, wherein: and a height adjusting mechanism is arranged at the bottom of the heat preservation furnace.
4. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 3, wherein: the height adjusting mechanism comprises a base, a lifting seat and a driving mechanism, wherein the lifting seat is arranged on the base in a guiding mode and used for bearing the heat preservation furnace, and the driving mechanism is arranged between the base and the lifting seat and used for driving the lifting seat to lift.
5. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 4, wherein: the driving mechanism comprises a first wedge block seat fixedly connected to the bottom of the lifting seat, a second wedge block seat slidably arranged on the base and respectively matched with the wedge surface of the first wedge block seat, and a driving part fixedly connected to the base to drive the second wedge block seat to slide.
6. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 5, wherein: the driving part comprises a lead screw with a first thread section and a second thread section, and a handle for driving the lead screw to rotate; the first thread section and the second thread section are in transmission connection with the two second wedge block seats respectively, and the rotating directions of the first thread section and the second thread section are opposite.
7. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 6, wherein: a turning transmission part is arranged between the handle and the screw rod and comprises a vertical frame fixedly connected to the base and a transmission shaft rotatably arranged on the vertical frame, and a first bevel gear and a second bevel gear which are in meshing transmission are respectively arranged on the transmission shaft and the screw rod.
8. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 7, wherein: an auxiliary lifting mechanism is arranged between the base and the lifting seat.
9. The horizontal continuous casting drawing system based on safe liquid level control of the holding furnace as claimed in claim 8, wherein: the auxiliary lifting mechanism is a hydraulic oil cylinder fixedly connected to the base.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221069123.7U CN217701261U (en) | 2022-05-06 | 2022-05-06 | Horizontal continuous casting drawing system based on heat preservation furnace safety liquid level control |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221069123.7U CN217701261U (en) | 2022-05-06 | 2022-05-06 | Horizontal continuous casting drawing system based on heat preservation furnace safety liquid level control |
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| CN217701261U true CN217701261U (en) | 2022-11-01 |
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| CN202221069123.7U Active CN217701261U (en) | 2022-05-06 | 2022-05-06 | Horizontal continuous casting drawing system based on heat preservation furnace safety liquid level control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117380916A (en) * | 2023-12-08 | 2024-01-12 | 成都利华强磁浮连铸科技有限责任公司 | Magnetic suspension continuous casting system and magnetic suspension continuous casting method |
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2022
- 2022-05-06 CN CN202221069123.7U patent/CN217701261U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117380916A (en) * | 2023-12-08 | 2024-01-12 | 成都利华强磁浮连铸科技有限责任公司 | Magnetic suspension continuous casting system and magnetic suspension continuous casting method |
| CN117380916B (en) * | 2023-12-08 | 2024-02-23 | 成都利华强磁浮连铸科技有限责任公司 | Magnetic suspension continuous casting system and magnetic suspension continuous casting method |
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