CN223603400U - Fixed-point casting ingot mould tipping device of submerged arc furnace - Google Patents
Fixed-point casting ingot mould tipping device of submerged arc furnaceInfo
- Publication number
- CN223603400U CN223603400U CN202423186546.9U CN202423186546U CN223603400U CN 223603400 U CN223603400 U CN 223603400U CN 202423186546 U CN202423186546 U CN 202423186546U CN 223603400 U CN223603400 U CN 223603400U
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- trolley
- ingot mould
- climbing
- rail
- crawling
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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
- Y02P10/20—Recycling
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Abstract
本实用新型属于冶金矿热炉定点浇铸配套设备领域，公开了一种矿热炉定点浇铸锭模倾翻装置，包括倾翻支架、行走轨道、移动送料装置和倾翻旋转机构，倾翻支架设置在外侧，移动送料装置移动设置在行走轨道上，倾翻旋转机构包括爬行轨道、爬升组件、爬行小车和电机，爬行轨道与倾翻支架连接，爬升组件与爬行轨道相互匹配，爬升组件移动设置在爬行轨道上，爬行小车设置在爬升组件上，爬行小车的顶部设有自动挂脱U型槽，爬行小车通过自动挂脱U型槽与移动送料装置插接，电机与爬升组件连接。本实用新型能够实现自动化卸载锭模成品，减轻人员劳动强度、降低作业风险，锭模倾翻过程匀速、稳定、倾翻角度大，设备结构简单。
This utility model belongs to the field of supporting equipment for fixed-point casting of metallurgical submerged arc furnaces. It discloses a tilting device for ingot molds used in fixed-point casting of submerged arc furnaces, including a tilting support, a traveling track, a moving feeding device, and a tilting and rotating mechanism. The tilting support is located on the outer side, the moving feeding device is movably mounted on the traveling track, and the tilting and rotating mechanism includes a crawling track, a climbing component, a crawling trolley, and a motor. The crawling track is connected to the tilting support, the climbing component is matched with the crawling track, the climbing component is movably mounted on the crawling track, and the crawling trolley is mounted on the climbing component. The top of the crawling trolley is equipped with an automatic hook-and-unhook U-shaped groove, through which the crawling trolley connects to the moving feeding device. The motor is connected to the climbing component. This utility model can achieve automated unloading of finished ingot molds, reducing labor intensity and operational risks. The ingot mold tilting process is uniform, stable, and has a large tilting angle, and the equipment structure is simple.
Description
Technical Field
The utility model belongs to the field of fixed-point casting supporting equipment of a metallurgical submerged arc furnace, and particularly relates to a fixed-point casting ingot mold tipping device of the submerged arc furnace.
Background
In recent years, with the increase of labor cost of enterprises, the continuous improvement of safety risk management and control and automation degree, the molten iron casting process and equipment are also greatly changed, and the application of new process and equipment greatly reduces the labor cost, safety risk and the like of the enterprises. The fixed-point casting is a process technology in the metallurgical field, is mainly used for the casting links of ferroalloy enterprises, and aims to improve the flue gas recovery efficiency and promote the green development. After fixed-point casting is finished, finished metal after casting is usually pried off manually, but the operation risk exists in the mode, for example, the finished metal falls off to easily cause high-temperature scalding of operators, the production efficiency is low, and the labor intensity of the operators is high.
The Chinese patent document CN217498020U discloses a fixed-point casting ingot mould tipping device of an ore furnace, which comprises an ingot mould, an ingot mould trolley and an iron containing trolley, wherein one side of the ingot mould is hinged with the ingot mould trolley, the other side of the ingot mould is provided with an ingot mould tipping rotating mechanism, an ingot mould tipping wheel set walking rail bracket is arranged below the ingot mould tipping rotating mechanism in a matching way, and the Cheng Tiexiao trolley and the ingot mould trolley are arranged in parallel and synchronously walk at a differential speed. However, when the technology is used, due to the structural limitation of the ingot mould tilting rotation mechanism, the maximum tilting angle of the ingot mould is smaller, so that the finished product in the ingot mould cannot be completely unloaded, and because the ingot mould vibrating mechanism is additionally arranged to remove all the finished product, the whole structure is more complex, and the ingot mould vibrating mechanism can possibly cause damage to the finished product, thereby causing loss and needing to be further improved.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the fixed-point casting ingot mould tipping device for the submerged arc furnace, which can realize automatic unloading of ingot mould finished products, lighten the labor intensity of personnel, reduce the operation risk, ensure that the ingot mould tipping process is uniform and stable, has large tipping angle and has simple equipment structure.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
The tilting device for the fixed-point casting ingot mould of the submerged arc furnace comprises a tilting bracket, a walking rail, a movable feeding device and a tilting rotary mechanism;
The tipping bracket is arranged on the outer sides of the walking track, the movable feeding device and the tipping rotary mechanism in a surrounding manner;
the movable feeding device is movably arranged on the walking track;
the tipping rotating mechanism comprises a crawling track, a climbing assembly, a crawling trolley and a motor;
the crawling rail is connected with the tipping bracket;
The climbing assembly is movably arranged on the climbing rail, the climbing trolley is arranged on the climbing assembly, an automatic hanging U-shaped groove is formed in the top of the climbing trolley, and the climbing trolley is spliced with the movable feeding device through the automatic hanging U-shaped groove;
The motor is connected with the climbing assembly and is used for controlling the climbing assembly to reciprocate on the climbing rail so as to drive the climbing trolley to reciprocate on the climbing rail;
When the automatic hanging and taking-off U-shaped groove is spliced with the movable feeding device, the crawling trolley drives the movable feeding device to turn over.
Preferably, the crawling track is a curved track.
Preferably, the movable feeding device comprises an ingot mould, an ingot mould trolley and a Cheng Tiexiao trolley;
The ingot mould is positioned above the ingot mould trolley, one side of the ingot mould is hinged with the ingot mould trolley, the other side of the ingot mould is provided with an ingot mould fixing pin, the ingot mould fixing pin is matched with the automatic hanging and taking-off U-shaped groove, and when the ingot mould fixing pin is inserted into the automatic hanging and taking-off U-shaped groove, the crawling trolley drives the ingot mould to overturn around the ingot mould trolley;
the ingot mould trolley and the Cheng Tiexiao trolley are arranged in parallel.
Preferably, the walking track comprises an ingot mould trolley track and a containing iron trolley track, and the ingot mould trolley track and the Cheng Tiexiao trolley track are arranged in parallel.
Preferably, an ingot mould trolley travelling wheel set bearing seat is arranged at the bottom of the ingot mould trolley, an ingot mould trolley travelling wheel set is rotatably arranged on the ingot mould trolley travelling wheel set bearing seat, and the ingot mould trolley travelling wheel set is matched with the ingot mould trolley track.
Preferably, cheng Tiexiao traveling wheel set bearing seats are arranged at the bottom of the Cheng Tiexiao trolley, cheng Tiexiao traveling wheel sets are rotatably arranged on the Cheng Tiexiao traveling wheel set bearing seats, and the Cheng Tiexiao traveling wheel sets are matched with the ingot mould trolley tracks.
Preferably, a finished product box is arranged at the top of the Cheng Tiexiao vehicle.
Preferably, the climbing assembly comprises a climbing trolley wheel set bearing seat and a climbing trolley travelling wheel set, wherein the climbing trolley travelling wheel set is installed on the climbing trolley wheel set bearing seat, and the climbing trolley travelling wheel set is matched with the climbing rail.
Preferably, the motor is matched with the speed reducer, the speed reducer is a worm speed reducer, and the motor is a variable-frequency speed-regulating electromagnetic brake motor.
Preferably, a guide rail is arranged on the inner ring of the crawling track, and a gear ring is arranged on the outer ring of the crawling track.
Preferably, the climbing assembly comprises a climbing assembly bearing seat, a traveling gear, a guide wheel and a speed reducer, wherein the climbing assembly bearing seat is arranged at the bottom of the crawling trolley, the traveling gear is rotationally arranged on the climbing assembly bearing seat, the traveling gear is meshed with the gear ring, the guide wheel is movably arranged on the guide rail, and the speed reducer is connected with the traveling gear and is used for locking the traveling gear when the motor is powered off.
Preferably, the motor is matched with the speed reducer, the speed reducer is a worm speed reducer, and the motor is a variable-frequency speed-regulating electromagnetic brake motor.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The fixed-point casting ingot mould tipping device of the submerged arc furnace can realize automatic and mechanical finished product unloading, lighten the labor intensity of operators, reduce the operation risk and improve the operation efficiency;
(2) The tilting device for the fixed-point casting ingot mould of the submerged arc furnace can enable the tilting rotary mechanism to drive the ingot mould to stably and freely tilt, the maximum tilting angle can reach 135 degrees, a finished product in the ingot mould can be freely fallen off, other additional devices are not required to be arranged to assist the falling off of the finished product, the structure is simple, and the damage of the finished product is avoided;
(3) According to the fixed-point casting ingot mould tipping device for the submerged arc furnace, provided by the utility model, the curved track, the ingot mould fixing pin and the automatic hanging and taking-off U-shaped groove are arranged, so that the ingot mould fixing pin can be stably inserted into the automatic hanging and taking-off U-shaped groove, and the ingot mould can not fall down due to slipping of the ingot mould fixing pin when the crawling trolley drives the ingot mould to turn over at a constant speed, thereby ensuring the safety in the use process and avoiding damage of a finished product.
Drawings
FIG. 1 is a schematic diagram of a tilting device for a fixed-point casting ingot mould of an submerged arc furnace according to an embodiment of the utility model.
The reference numerals are 1, a tipping bracket, 2, a walking track, 3, a movable feeding device, 31, an ingot mould, 311, an ingot mould fixing pin, 32, an ingot mould trolley, 33, a trolley for containing iron, 4, a tipping rotating mechanism, 41, a crawling track, 42, a climbing assembly, 421, a walking gear, 422, a guide wheel, 423, a speed reducer, 43, a crawling trolley, 431, an automatic hanging and taking-off U-shaped groove, 44 and a motor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, or indirectly connected through an intermediate medium, and may be a communication between two elements or an interaction relationship between two elements, unless explicitly specified otherwise, and it will be understood by those of ordinary skill in the art that the above terms are in specific terms of the present utility model as appropriate.
Example 1
The embodiment of the utility model provides a fixed-point casting ingot mould tipping device of an ore furnace, which is shown in fig. 1 and comprises a tipping bracket 1, a walking rail 2, a movable feeding device 3 and a tipping rotary mechanism 4, wherein the tipping bracket 1 is arranged on the outer sides of the walking rail 2, the movable feeding device 3 and the tipping rotary mechanism 4 in a surrounding mode, the movable feeding device 3 is movably arranged on the walking rail 2, the tipping rotary mechanism comprises a climbing rail 41, a climbing assembly 42, a climbing trolley 43 and a motor 44, the climbing rail 41 is connected with the tipping bracket 1, the climbing assembly 42 is matched with the climbing rail 41, the climbing assembly 42 is movably arranged on the climbing rail 41, the climbing trolley 43 is arranged on the climbing assembly 42, an automatic hanging-taking-off U-shaped groove 431 is formed in the top of the climbing trolley 43, the climbing trolley 43 is connected with the movable feeding device 3 in an inserting mode through the automatic hanging-taking-off U-shaped groove 431, the motor 44 is connected with the climbing assembly 42 and used for controlling the climbing assembly 42 to move on the climbing rail 41 to reciprocate on the climbing rail 41 to drive the climbing trolley 43 to move on the automatic hanging-off U-shaped feeding device 3, and the climbing trolley 43 is further driven to reciprocate on the climbing trolley 43 to move along the automatic hanging-shaped feeding device 3 when the climbing trolley 43 is in an inserting mode.
Through setting up tilting rotary mechanism 4 for tilting rotary mechanism 4 can be stable drive remove material feeding unit 3 upset, makes the material finished product in the remove material feeding unit 3 automatic drop.
Example 2
The embodiment of the utility model provides a fixed-point casting ingot mould tipping device of an ore furnace, which is shown in the figure 1 and comprises a tipping bracket 1, a walking rail 2, a movable feeding device 3 and a tipping rotary mechanism 4, wherein the tipping bracket 1 surrounds the walking rail 2, the movable feeding device 3 and the tipping rotary mechanism 4, the movable feeding device 3 is movably arranged on the walking rail 2, the tipping rotary mechanism comprises a climbing rail 41, a climbing assembly 42, a climbing trolley 43 and a motor 44, the climbing rail 41 is connected with the tipping bracket 1, the climbing assembly 42 is matched with the climbing rail 41, the climbing assembly 42 is movably arranged on the climbing rail 41, the climbing trolley 43 is arranged on the climbing assembly 42, the top of the climbing trolley 43 is provided with an automatic hanging and taking-off U-shaped groove 431, the climbing trolley 43 is connected with the movable feeding device 3 in an inserting manner through the automatic hanging-off U-shaped groove 431, the motor 44 is connected with the climbing assembly 42 and used for controlling the climbing assembly 42 to move on the climbing rail 41 to reciprocate on the climbing rail 41 and then drive the climbing trolley 43 to move on the movable feeding device 3 in an inserting manner when the climbing trolley 43 is in a reciprocating manner;
On the basis, in this embodiment, the moving feeding device 3 includes an ingot mold 31, an ingot mold trolley 32 and Cheng Tiexiao trolley 33, the ingot mold 31 is located above the ingot mold trolley 32, one side of the ingot mold 31 is hinged with the ingot mold trolley 32, the other side is provided with an ingot mold fixing pin 311, the ingot mold fixing pin 311 is matched with the automatic hanging and taking-off U-shaped groove 431, the crawling rail 41 is a curved rail, so that the crawling trolley 43 reciprocates along the curved rail, when the ingot mold fixing pin 311 is inserted into the automatic hanging and taking-off U-shaped groove 431, the crawling trolley 43 drives the ingot mold 31 to overturn around the ingot mold trolley 32, the overturning angle of the ingot mold 31 is 0-135 °, and during the overturning process of the ingot mold 31, a finished product in the ingot mold 31 automatically drops to the Cheng Tiexiao trolley 33;
The ingot mould trolley 32 and the Cheng Tiexiao trolley 33 are arranged in parallel, the walking rail 2 comprises an ingot mould trolley rail and an iron-containing trolley rail, the ingot mould trolley rail is arranged in parallel with the Cheng Tiexiao trolley rail, an ingot mould trolley walking wheel set bearing seat is arranged at the bottom of the ingot mould trolley 32, an ingot mould trolley walking wheel set is rotationally arranged on the ingot mould trolley walking wheel set bearing seat, the ingot mould trolley walking wheel set is matched with the ingot mould trolley rail, a Cheng Tiexiao trolley walking wheel set bearing seat is arranged at the bottom of the Cheng Tiexiao trolley 33, a Cheng Tiexiao trolley walking wheel set is rotationally arranged on the Cheng Tiexiao trolley walking wheel set bearing seat, and the Cheng Tiexiao trolley walking wheel set is matched with the ingot mould trolley rail;
Further, a finished product box is arranged at the top of the Cheng Tiexiao vehicle 33 and is used for containing the finished products poured out of the ingot mould 31;
further, a guide rail is arranged on the inner ring of the crawling rail 41, and a gear ring is arranged on the outer ring of the crawling rail 41;
Further, the climbing assembly 42 includes a climbing assembly bearing seat, a traveling gear 421, a guide wheel 422 and a speed reducer 423, the climbing assembly bearing seat is disposed at the bottom of the crawling trolley 43, the traveling gear 421 and the guide wheel 422 are rotatably disposed on the climbing assembly bearing seat, the traveling gear 421 is engaged with the gear ring, the guide wheel 422 is movably disposed on the guide rail, and the speed reducer 423 is connected with the traveling gear 421, and is used for locking the traveling gear 421 when the motor 44 loses power;
Further, the motor 44 is matched with the speed reducer 423, the speed reducer is a worm speed reducer, and the motor is a variable-frequency speed-regulating electromagnetic brake motor;
Due to the characteristics of the speed reducer, under the conditions of equipment failure, power failure and the like, the self-locking of the speed reducer and the locking function of the motor power failure band-type brake can be realized, and the trolley can not be used for a pulley.
Through setting up curve track, ingot mould fixed pin 311 and automatic string take off U type groove 431 for crawling dolly 43 can drive ingot mould 31 at the steady upset at the uniform velocity, and the upset angle can nimble adjustment, and can overturn to 135 at the maximum, and ingot mould fixed pin 311 can stablely peg graft on automatic string take off U type groove 431, when making crawling dolly 42 drive ingot mould 31 at the uniform velocity upset, ingot mould 31 can not drop because of ingot mould fixed pin 311 slippage leads to ingot mould 31, has guaranteed the security of use, has avoided the finished product damage.
The ingot mould trolley 32 and Cheng Tiexiao trolley 33 move to the rotary tilting mechanism in parallel, when the ingot mould fixing pin 311 is inserted into the automatic hanging and taking-off U-shaped groove 431, the ingot mould trolley 32 and Cheng Tiexiao trolley 33 stop moving, the motor 44 controls the climbing assembly 42 and drives the climbing trolley 43 to move along the curve track, the climbing trolley 43 drives the ingot mould 31 to overturn around the ingot mould trolley 32 until the finished product in the ingot mould 31 is completely fallen off, the speed reducer 423 controls the climbing trolley 43 to return along the curve track, the climbing trolley 43 drives the ingot mould 31 to overturn around the ingot mould trolley 32 in the opposite direction until the ingot mould 31 returns to the original position, the ingot mould trolley 32 and Cheng Tiexiao trolley 33 continue moving, the ingot mould fixing pin 311 leaves the automatic hanging and taking-off U-shaped groove 431, and the next ingot mould trolley 32 and Cheng Tiexiao trolley 33 repeats the actions.
The foregoing description is only exemplary of the utility model and is not intended to limit the utility model. Any modification, equivalent replacement, improvement, etc. made within the scope of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The tilting device for the fixed-point casting ingot mould of the submerged arc furnace is characterized by comprising a tilting bracket, a walking rail, a movable feeding device and a tilting rotary mechanism;
The tipping bracket is arranged on the outer sides of the walking track, the movable feeding device and the tipping rotary mechanism in a surrounding manner;
the movable feeding device is movably arranged on the walking track;
the tipping rotating mechanism comprises a crawling track, a climbing assembly, a crawling trolley and a motor;
the crawling rail is connected with the tipping bracket;
The climbing assembly is movably arranged on the climbing rail, the climbing trolley is arranged on the climbing assembly, an automatic hanging U-shaped groove is formed in the top of the climbing trolley, and the climbing trolley is spliced with the movable feeding device through the automatic hanging U-shaped groove;
The motor is connected with the climbing assembly and is used for controlling the climbing assembly to reciprocate on the climbing rail so as to drive the climbing trolley to reciprocate on the climbing rail;
When the automatic hanging and taking-off U-shaped groove is spliced with the movable feeding device, the crawling trolley drives the movable feeding device to turn over.
2. The submerged arc furnace site-directed casting ingot mold tilting apparatus of claim 1, wherein the crawling rail is a curved rail.
3. The submerged arc furnace site-directed casting ingot mold tilting device of claim 1, wherein the mobile feeding device comprises an ingot mold, an ingot mold trolley and a Cheng Tiexiao trolley;
The ingot mould is positioned above the ingot mould trolley, one side of the ingot mould is hinged with the ingot mould trolley, the other side of the ingot mould is provided with an ingot mould fixing pin, the ingot mould fixing pin is matched with the automatic hanging and taking-off U-shaped groove, and when the ingot mould fixing pin is inserted into the automatic hanging and taking-off U-shaped groove, the crawling trolley drives the ingot mould to overturn around the ingot mould trolley;
the ingot mould trolley and the Cheng Tiexiao trolley are arranged in parallel.
4. The submerged arc furnace site-directed casting ingot mold tilting device of claim 3, wherein the traveling rail comprises an ingot mold trolley rail and a ferrous trolley rail, the ingot mold trolley rail being disposed parallel to the Cheng Tiexiao trolley rail.
5. The ingot mould tipping device for the submerged arc furnace fixed-point casting of claim 4, wherein an ingot mould trolley travelling wheel set bearing seat is arranged at the bottom of the ingot mould trolley, an ingot mould trolley travelling wheel set is rotatably arranged on the ingot mould trolley travelling wheel set bearing seat, and the ingot mould trolley travelling wheel set is matched with the ingot mould trolley rail.
6. The ingot mould tipping device for the submerged arc furnace fixed-point casting according to claim 5, wherein a Cheng Tiexiao trolley wheel set bearing seat is arranged at the bottom of the Cheng Tiexiao trolley, cheng Tiexiao trolley wheel sets are rotatably arranged on the Cheng Tiexiao trolley wheel set bearing seat, and the Cheng Tiexiao trolley wheel sets are matched with the ingot mould trolley tracks.
7. The submerged arc furnace fixed-point casting ingot mold tilting device of claim 6, wherein a finished product tank is arranged at the top of the Cheng Tiexiao car.
8. The submerged arc furnace fixed-point casting ingot mold tilting device of any one of claims 6 to 7, wherein the inner ring of the crawling track is provided with a guide rail, and the outer ring of the crawling track is provided with a gear ring.
9. The submerged arc furnace fixed-point casting ingot mold tipping device according to claim 8, wherein the climbing assembly comprises a climbing assembly bearing seat, a traveling gear, a guide wheel and a speed reducer, the climbing assembly bearing seat is arranged at the bottom of the climbing trolley, the traveling gear and the guide wheel are rotatably arranged on the climbing assembly bearing seat, the traveling gear is meshed with the gear ring, the guide wheel is movably arranged on the guide rail, and the speed reducer is connected with the traveling gear and is used for locking the traveling gear when the motor is powered off.
10. The submerged arc furnace fixed-point casting ingot mold tipping device of claim 9, wherein the motor is matched with the speed reducer, the speed reducer is a worm speed reducer, and the motor is a variable-frequency speed-regulating electromagnetic brake motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423186546.9U CN223603400U (en) | 2024-12-23 | 2024-12-23 | Fixed-point casting ingot mould tipping device of submerged arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423186546.9U CN223603400U (en) | 2024-12-23 | 2024-12-23 | Fixed-point casting ingot mould tipping device of submerged arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223603400U true CN223603400U (en) | 2025-11-28 |
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ID=97786845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423186546.9U Active CN223603400U (en) | 2024-12-23 | 2024-12-23 | Fixed-point casting ingot mould tipping device of submerged arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223603400U (en) |
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- 2024-12-23 CN CN202423186546.9U patent/CN223603400U/en active Active
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