CN220999820U - Double-sided winding film plating equipment - Google Patents

Double-sided winding film plating equipment Download PDF

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Publication number
CN220999820U
CN220999820U CN202322476880.7U CN202322476880U CN220999820U CN 220999820 U CN220999820 U CN 220999820U CN 202322476880 U CN202322476880 U CN 202322476880U CN 220999820 U CN220999820 U CN 220999820U
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CN
China
Prior art keywords
roller
coating
winding
film
transmission assembly
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Active
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CN202322476880.7U
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Chinese (zh)
Inventor
余仲
向清山
何文娟
安详乐
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Shenzhen Jiejia Xinchuang Technology Co ltd
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Shenzhen Jiejia Xinchuang Technology Co ltd
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Abstract

The utility model discloses double-sided winding coating equipment which comprises an equipment body, a winding mechanism and a coating mechanism, wherein a winding chamber and a coating chamber are arranged in the equipment body, the winding mechanism is used for winding a film material, the winding mechanism comprises a first winding and unwinding roller, a first transmission assembly, a first coating roller, a second transmission assembly, a second coating roller, a third transmission assembly and a second winding and unwinding roller which are used for sequentially connecting the film material, the first coating roller is abutted against a first surface of the film material, the second coating roller is abutted against a second surface of the film material, the coating mechanism is arranged in the coating chamber, and the coating mechanism is used for coating a layer of metal aluminum/copper film on the film material positioned on the first coating roller and the second coating roller. The double-sided winding coating equipment can realize forward rotation and reverse rotation of the film, is convenient to operate, can realize double-sided coating, has high coating efficiency, can isolate pollution to a certain extent by winding and coating the film material in the winding chamber and the coating chamber respectively.

Description

Double-sided winding film plating equipment
Technical Field
The utility model relates to the technical field of vacuum coating equipment, in particular to double-sided winding coating equipment.
Background
With the continuous development of new energy lithium battery industry, the market demand for the positive electrode material of the power battery, namely aluminum foil, is gradually increased. The traditional aluminum foil material is mainly manufactured through a rolling process or an electrolysis process, the thickness of the foil material is deeply influenced by the ductility and process characteristics of the material, and the problems of uneven thickness of the material or low adhesiveness between a coating and the aluminum foil are easy to occur. Compared with the traditional aluminum foil, the PET/BOPP composite aluminum foil has higher evaporation rate, higher safety and lower cost. The PET/BOPP composite aluminum foil is prepared by vacuum evaporation process, adopting PET/BOPP material as film material, using an evaporation boat as an evaporation carrier of aluminum, feeding aluminum wires onto the high-temperature evaporation boat, further converting the aluminum wires from solid state to gaseous state, and depositing the aluminum wires on the surface of a substrate to form a layer of metal aluminum film. Most of the existing winding coating machines can only realize a single-sided coating function, the coating efficiency is low, coating and winding are not separated according to different chambers, and certain pollution is caused to a winding part.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a double-sided winding coating device, which solves the problems that the existing winding coating machine can only realize a single-sided coating function, the coating efficiency is low, coating and winding are not separated according to different chambers, and certain pollution is caused to a winding part.
According to an embodiment of the utility model, a double-sided winding film plating device comprises:
The equipment comprises an equipment body, wherein a winding chamber and a coating chamber are arranged in the equipment body;
The winding mechanism is used for winding the film material and comprises a first winding and unwinding roller, a first transmission assembly, a first film coating roller, a second transmission assembly, a second film coating roller, a third transmission assembly and a second winding and unwinding roller which are sequentially connected with the film material, wherein the first winding and unwinding roller, the first transmission assembly, the second transmission assembly, the third transmission assembly and the second winding and unwinding roller are positioned in the winding cavity, one part of the first film coating roller and one part of the second film coating roller are positioned in the winding cavity, the other part of the first film coating roller and the other part of the second film coating roller are positioned in the film coating cavity, the first film coating roller is abutted against a first surface of the film material, and the second film coating roller is abutted against a second surface of the film material;
the coating mechanism is arranged in the coating cavity and is used for coating a layer of metal aluminum/copper film on the film material positioned on the first coating roller and the second coating roller.
The double-sided winding film plating equipment provided by the embodiment of the utility model has at least the following beneficial effects:
The first winding and unwinding roller and the second winding and unwinding roller can wind and unwind, forward rotation and reverse rotation of the film can be achieved, operation is convenient, the first transmission assembly, the second transmission assembly and the third transmission assembly are used for transmitting the film, the first coating roller and the second coating roller are used for respectively unfolding the first face and the second face of the film, a coating mechanism is convenient for coating films on the two faces of the film, coating efficiency is high, winding and coating of the film are respectively carried out in a winding cavity and a coating cavity, and pollution can be isolated to a certain extent.
According to some embodiments of the utility model, the first coating roller and the second coating roller are both coating drums.
According to some embodiments of the utility model, when the first winding and unwinding roller is used for unwinding and the second winding and unwinding roller is used for winding, the first transmission assembly comprises a first swing arm, a first tension roller, a first flattening roller and a first idler roller for sequentially transmitting the film material, the second transmission assembly comprises a second flattening roller, a second tension roller, a second swing arm, a third tension roller, a third flattening roller, a fourth tension roller and a fourth flattening roller for sequentially transmitting the film material, and the third transmission assembly comprises a fifth flattening roller, a fifth tension roller and a third swing arm for sequentially transmitting the film material.
According to some embodiments of the utility model, the second transmission assembly further comprises a first dust removing roller for removing particles floating on the surface of the film material, the first dust removing roller is arranged at one end, close to the first film coating roller, of the transmission path of the second transmission assembly, the third transmission assembly further comprises a second dust removing roller for removing particles floating on the surface of the film material, and the second dust removing roller is arranged at one end, close to the second film coating roller, of the transmission path of the third transmission assembly.
According to some embodiments of the utility model, the third transmission assembly further comprises an auxiliary roller for heating the film material to relieve stress of the film material, and the auxiliary roller is arranged between the fifth tension roller and the third swing arm on the transmission path of the third transmission assembly.
According to some embodiments of the utility model, the method further comprises a first sheet resistance meter and a second sheet resistance meter for measuring sheet resistance of the film, wherein the first sheet resistance meter is arranged between the second flattening roller and the second tension roller on a transmission path of the second transmission assembly, and the second sheet resistance meter is arranged between the fifth flattening roller and the fifth tension roller on a transmission path of the third transmission assembly.
According to some embodiments of the utility model, the apparatus further comprises a first ion source, a second ion source and a third ion source for emitting an ion beam toward the film, wherein the first ion source is arranged between the first tension roller and the first flattening roller on a transmission path of the first transmission assembly, the second ion source is arranged between the fourth tension roller and the fourth flattening roller on a transmission path of the second transmission assembly, and the third ion source is arranged between the fifth tension roller and the third swing arm on a transmission path of the third transmission assembly.
According to some embodiments of the utility model, the second drive assembly further comprises a plurality of second idler rollers for driving the film material, and the third drive assembly further comprises a plurality of third idler rollers for driving the film material.
According to some embodiments of the utility model, a sixth flattening roller is disposed on the first swing arm, and a seventh flattening roller is disposed on the third swing arm.
According to some embodiments of the utility model, the coating mechanism comprises two groups of coating assemblies for coating the coating materials on the first coating roller and the second coating roller respectively, wherein the coating assemblies comprise an evaporation boat and a plurality of wire feeding discs, and the wire feeding discs are used for conveying the coating materials to the evaporation boat for evaporation.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described with reference to the accompanying drawings and examples, in which:
fig. 1 is a schematic structural view of a double-sided winding coating apparatus according to an embodiment of the present utility model.
Reference numerals:
100. an equipment body; 110. a winding chamber; 120. a film coating chamber;
210. A first winding and unwinding roller; 221. a first swing arm; 2211. a sixth flattening roller; 222. a first tension roller; 223. a first flattening roller; 224. a first idler roller; 230. a first film coating roller; 241. a first dust removing roller; 242. a second flattening roller; 243. a second tension roller; 244. a second swing arm; 245. a third tension roller; 246. a third flattening roller; 247. a fourth tension roller; 248. a fourth flattening roller; 249. a second idler roller; 250. a second coating roller; 261. a second dust removing roller; 262. a fifth flattening roller; 263. a fifth tension roller; 264. an auxiliary roller; 265. a third swing arm; 2651. a seventh flattening roller; 270. a second winding and unwinding roller;
300. A film plating mechanism; 310. a coating assembly; 311. an evaporation boat; 312. wire feeding disc;
410. a first resistance meter; 420. a second sheet resistance meter;
510. A first ion source; 520. a second ion source; 530. a third ion source;
600. and (5) a film material.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, the double-sided winding and film plating apparatus of the embodiment of the utility model includes an apparatus body 100, a winding mechanism and a film plating mechanism 300, wherein a winding chamber 110 and a film plating chamber 120 are disposed in the apparatus body 100, and the winding chamber 110 and the film plating chamber 120 are both in a vacuum state during operation. The winding mechanism is used for winding the film 600, and the winding mechanism comprises a first winding roller 210, a first transmission assembly, a first film coating roller 230, a second transmission assembly, a second film coating roller 250, a third transmission assembly and a second winding roller 270 which are used for sequentially connecting the film 600. The first winding and unwinding roller 210, the first transmission assembly, the second transmission assembly, the third transmission assembly and the second winding and unwinding roller 270 are located in the winding chamber 110, one part of the first coating roller 230 and one part of the second coating roller 250 are located in the winding chamber 110, the other part of the first coating roller 230 and the second coating roller 250 are located in the coating chamber 120, the first coating roller 230 is abutted against the first face of the film 600, and the second coating roller 250 is abutted against the second face of the film 600. The coating mechanism 300 is disposed in the coating chamber 120, and the coating mechanism 300 is used for coating a metal aluminum/copper film on the film 600 disposed on the first coating roller 230 and the second coating roller 250.
The first winding and unwinding roller 210 and the second winding and unwinding roller 270 can wind and unwind, and can realize forward rotation and reverse rotation of the film, so that the operation is convenient. The first transmission assembly, the second transmission assembly and the third transmission assembly are used for transmitting the film 600, the first film coating roller 230 and the second film coating roller 250 are used for respectively expanding the first surface and the second surface of the film 600, the film coating mechanism 300 is convenient for coating films on the two surfaces of the film 600, the film coating efficiency is high, the film 600 is wound and coated in the winding chamber 110 and the film coating chamber 120 respectively, and pollution can be isolated to a certain extent. The film thickness of the film material 600 is below 10 mu m, and the effect that the thickness of one-time film coating reaches 1 mu m can be realized.
In some embodiments, referring to fig. 1, the first coating roller 230 and the second coating roller 250 are each a coating chill drum. The film plating cooling drum can be in a water cooling mode, so that the first film plating roller 230 and the second film plating roller 250 can realize double-sided film plating and simultaneously can provide a cooling effect, the film plating quality can be improved, and the film plating efficiency can be improved.
In some embodiments, referring to fig. 1, when the first unwind roller 210 is used for unwinding and the second unwind roller 270 is used for winding, the first transmission assembly includes a first swing arm 221, a first tension roller 222, a first spreader roller 223, and a first idler roller 224 for sequentially transmitting the film 600. The second transmission assembly includes a second flattening roller 242, a second tension roller 243, a second swing arm 244, a third tension roller 245, a third flattening roller 246, a fourth tension roller 247, and a fourth flattening roller 248 for sequentially transmitting the film 600. The third transmission assembly includes a fifth flattening roller 262, a fifth tension roller 263, and a third swing arm 265 for sequentially transmitting the film 600.
The first swing arm 221, the second swing arm 244 and the third swing arm 265 are provided to facilitate replacement or removal of the first winding and unwinding roller 210, the second winding and unwinding roller 270 and the film 600 located on the path between the first film coating roller 230 and the second film coating roller 250. The first tension roller 222, the second tension roller 243, the third tension roller 245, the fourth tension roller 247, and the fifth tension roller 263 are provided, so that the tension of the film 600 can be increased, the film 600 can be normally operated, and the film 600 is prevented from falling. Providing the first flattening roller 223, the second flattening roller 242, the third flattening roller 246, the fourth flattening roller 248 and the fifth flattening roller 262 can flatten the film 600, and improve the coating quality and the coating uniformity. The first idler roller 224 is used for conveying the film 600, so that the film 600 is convenient to convey to the first film coating roller 230.
In some embodiments, referring to fig. 1, the second transmission assembly further includes a first dust removing roller 241 for removing particles floating on the surface of the film 600, the first dust removing roller 241 is disposed on an end of a transmission path of the second transmission assembly near the first coating roller 230, the third transmission assembly further includes a second dust removing roller 261 for removing particles floating on the surface of the film 600, and the second dust removing roller 261 is disposed on an end of a transmission path of the third transmission assembly near the second coating roller 250.
In some embodiments, referring to fig. 1, the third transmission assembly further includes an auxiliary roller 264, where the auxiliary roller 264 is disposed between the fifth tension roller 263 and the third swing arm 265 on the transmission path of the third transmission assembly, and the auxiliary roller 264 is used to heat the film 600 to eliminate the stress of the film 600, so that the film coating effect of the film 600 is better.
In some embodiments, referring to fig. 1, the double-sided winding film plating apparatus further includes a first sheet resistance meter 410 and a second sheet resistance meter 420, the first sheet resistance meter 410 is disposed between the second flattening roller 242 and the second tension roller 243 on the transmission path of the second transmission assembly, the second sheet resistance meter 420 is disposed between the fifth flattening roller 262 and the fifth tension roller 263 on the transmission path of the third transmission assembly, the first sheet resistance meter 410 is used for measuring the sheet resistance after the first side film plating of the film material 600, and the second sheet resistance meter 420 is used for measuring the sheet resistance after the double-sided film plating of the film material 600.
In some embodiments, referring to fig. 1, the double-sided winding coating apparatus further includes a first ion source 510, a second ion source 520, and a third ion source 530, the first ion source 510 is disposed between the first tension roller 222 and the first flattening roller 223 on the transmission path of the first transmission assembly, the second ion source 520 is disposed between the fourth tension roller 247 and the fourth flattening roller 248 on the transmission path of the second transmission assembly, and the third ion source 530 is disposed between the fifth tension roller 263 and the third swing arm 265 on the transmission path of the third transmission assembly. The first ion source 510, the second ion source 520, and the third ion source 530 are configured to emit ion beams toward the film 600, and the first ion source 510 and the second ion source 520 can pretreat the film 600, so that the film 600 can be coated by the first coating roller 230 and the second coating roller 250.
In some embodiments, referring to fig. 1, the second drive assembly further comprises a plurality of second idler rollers 249 for driving the film 600, and the third drive assembly further comprises a plurality of third idler rollers for driving the film 600. A plurality of second idler rollers 249 are arranged to ensure that the film 600 on the transmission path of the second transmission assembly runs normally and reversely, and a plurality of third idler rollers are arranged to ensure that the film 600 on the transmission path of the third transmission assembly runs normally and reversely.
In some embodiments, referring to fig. 1, a sixth nip roll 2211 is disposed on the first swing arm 221 and a seventh nip roll 2651 is disposed on the third swing arm 265. By providing the sixth nip roller 2211 and the seventh nip roller 2651, the film 600 can be flattened, and the film plating quality and the film plating uniformity can be improved.
In some embodiments, referring to FIG. 1, the coating mechanism 300 includes two sets of coating assemblies 310, the two sets of coating assemblies 310 being used to coat the film 600 on the first coating roller 230 and the second coating roller 250, respectively. The coating assembly 310 includes an evaporation boat 311 and a plurality of wire feed trays 312, the plurality of wire feed trays 312 being configured to transport coating material to the evaporation boat 311 for evaporation. The evaporation boat 311 is used as an evaporation carrier of aluminum/copper, and the wire feeding disc 312 feeds aluminum/copper wires to the high-temperature evaporation boat 311, so that the aluminum/copper wires are converted from a solid state to a gaseous state and deposited on the surface of the film 600 to form a layer of metal aluminum/copper film. The coating mechanism 300 may also be a double-sided sputter coating or an evaporative sputter coating, among other ways.
The working principle of the double-sided winding film plating equipment is as follows:
The film 600 sequentially enters the first film plating roller 230 along the first winding and unwinding roller 210, the first swing arm 221, the first tension roller 222, the first ion source 510, the first flattening roller 223 and the first idler roller 224, then enters the second flattening roller 242, the first resistance meter 410 along the first dedusting roller 241 after coating the first surface of the film 600 through the evaporation boat 311 corresponding to the first film plating roller 230, then enters the second swing arm 244 through the second tension roller 243, and finally enters the second swing arm 270 along the third tension roller 245, the second idler roller 249, the third flattening roller 246, the second idler roller 249, the fourth tension roller 247, the second ion source 520, the fourth flattening roller 248 and the second idler roller 249, and finally enters the second winding and unwinding roller 250 along the third tension roller 263, the third ion source 530 and the auxiliary roller 264 after coating the second surface of the film 600 through the evaporation boat 311 corresponding to the second film plating roller 250 and finally enters the fifth flattening roller 262, the second resistance meter 420, the fifth tension roller 263 and the third ion source 530 and the auxiliary roller 264.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A double-sided winding coating apparatus, comprising:
The equipment comprises an equipment body, wherein a winding chamber and a coating chamber are arranged in the equipment body;
The winding mechanism is used for winding the film material and comprises a first winding and unwinding roller, a first transmission assembly, a first film coating roller, a second transmission assembly, a second film coating roller, a third transmission assembly and a second winding and unwinding roller which are sequentially connected with the film material, wherein the first winding and unwinding roller, the first transmission assembly, the second transmission assembly, the third transmission assembly and the second winding and unwinding roller are positioned in the winding cavity, one part of the first film coating roller and one part of the second film coating roller are positioned in the winding cavity, the other part of the first film coating roller and the other part of the second film coating roller are positioned in the film coating cavity, the first film coating roller is abutted against a first surface of the film material, and the second film coating roller is abutted against a second surface of the film material;
The coating mechanism is arranged in the coating cavity and is used for coating a layer of metal aluminum film or copper film on the film material positioned on the first coating roller and the second coating roller.
2. The double-sided winding coating apparatus of claim 1, wherein the first coating roller and the second coating roller are coating drums.
3. The double-sided winding coating apparatus according to claim 1, wherein when the first winding and unwinding roller is used for unwinding and the second winding and unwinding roller is used for winding, the first transmission assembly includes a first swing arm, a first tension roller, a first flattening roller, and a first idler roller for sequentially transmitting the film material, and the second transmission assembly includes a second flattening roller, a second tension roller, a second swing arm, a third tension roller, a third flattening roller, a fourth tension roller, and a fourth flattening roller for sequentially transmitting the film material, and the third transmission assembly includes a fifth flattening roller, a fifth tension roller, and a third swing arm for sequentially transmitting the film material.
4. The double-sided winding coating equipment of claim 3, wherein the second transmission assembly further comprises a first dust removing roller for removing particles floating on the surface of the film material, the first dust removing roller is arranged at one end, close to the first coating roller, of the transmission path of the second transmission assembly, the third transmission assembly further comprises a second dust removing roller for removing particles floating on the surface of the film material, and the second dust removing roller is arranged at one end, close to the second coating roller, of the transmission path of the third transmission assembly.
5. The double-sided winding film plating apparatus according to claim 3, wherein the third transmission assembly further comprises an auxiliary roller for heating the film material to relieve stress of the film material, the auxiliary roller being provided between the fifth tension roller and the third swing arm on a transmission path of the third transmission assembly.
6. The double-sided winding film plating equipment according to claim 3, further comprising a first sheet resistance meter and a second sheet resistance meter for measuring sheet resistance of the film material, wherein the first sheet resistance meter is arranged between the second flattening roller and the second tension roller on a transmission path of the second transmission assembly, and the second sheet resistance meter is arranged between the fifth flattening roller and the fifth tension roller on a transmission path of the third transmission assembly.
7. The double-sided winding coating apparatus according to claim 3, further comprising a first ion source, a second ion source and a third ion source for emitting an ion beam toward the film, wherein the first ion source is disposed between the first tension roller and the first nip roller on a transmission path of the first transmission assembly, the second ion source is disposed between the fourth tension roller and the fourth nip roller on a transmission path of the second transmission assembly, and the third ion source is disposed between the fifth tension roller and the third swing arm on a transmission path of the third transmission assembly.
8. The double-sided winding coating apparatus according to claim 3, wherein the second transmission assembly further comprises a plurality of second idler rollers for transmitting the film material, and the third transmission assembly further comprises a plurality of third idler rollers for transmitting the film material.
9. The double-sided winding coating apparatus according to claim 3, wherein a sixth flattening roller is provided on the first swing arm, and a seventh flattening roller is provided on the third swing arm.
10. The double-sided winding coating apparatus according to claim 1, wherein the coating mechanism comprises two sets of coating assemblies for coating the film material on the first coating roller and the second coating roller, respectively, the coating assemblies comprising an evaporation boat and a plurality of wire feeding trays for conveying the coating material to the evaporation boat for evaporation.
CN202322476880.7U 2023-09-12 2023-09-12 Double-sided winding film plating equipment Active CN220999820U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322476880.7U CN220999820U (en) 2023-09-12 2023-09-12 Double-sided winding film plating equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322476880.7U CN220999820U (en) 2023-09-12 2023-09-12 Double-sided winding film plating equipment

Publications (1)

Publication Number Publication Date
CN220999820U true CN220999820U (en) 2024-05-24

Family

ID=91127113

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322476880.7U Active CN220999820U (en) 2023-09-12 2023-09-12 Double-sided winding film plating equipment

Country Status (1)

Country Link
CN (1) CN220999820U (en)

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