CN211005663U - Device convenient to slow down oxidation of cathode roll - Google Patents
Device convenient to slow down oxidation of cathode roll Download PDFInfo
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- CN211005663U CN211005663U CN201921826152.1U CN201921826152U CN211005663U CN 211005663 U CN211005663 U CN 211005663U CN 201921826152 U CN201921826152 U CN 201921826152U CN 211005663 U CN211005663 U CN 211005663U
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Abstract
The utility model belongs to the technical field of the copper foil is manufactured, concretely relates to device convenient to slow down oxidation of cathode roll. The device comprises: a cathode roller and a stripping roller suitable for stripping the roller surface copper foil of the cathode roller; the cathode roller is divided into a copper foil covering area and a copper foil stripping area by taking the stripping roller as a boundary; a spraying mechanism suitable for spraying and covering the roll surface of the cathode roll is arranged in the copper foil stripping area; and after the roll surface of the cathode roll in the copper foil covering area is stripped by the stripping roll, the roll surface enters the copper foil stripping area and is sprayed and covered by the spraying mechanism. This device convenient to slow down oxidation of cathode roll, copper foil strip district set up sprays the mechanism, sprays the cover through the shower to the roll surface of the cathode roll after peeling off the copper foil, and oxygen in the separation air and the roll surface contact of cathode roll slow down the roll surface production oxide layer of cathode roll, avoid influencing the formation of copper foil, ensure product quality's stability. The service time of the cathode roll raw foil is prolonged to the maximum extent, and the times of removing the oxide layer of the cathode roll are reduced.
Description
Technical Field
The utility model belongs to the technical field of the copper foil is manufactured, concretely relates to device convenient to slow down oxidation of cathode roll.
Background
The copper foil is a critical conductive material in lithium ion batteries and printed circuit boards. Copper foil is a negative electrolyte material that is deposited as a thin, continuous metal foil on a circuit board substrate. The copper foil is divided into the following parts according to different production modes: electrolytic copper foil and rolled copper foil. The electrolytic copper foil is formed by depositing copper ions in electrolyte on a smooth rotary titanium plate circular cathode roller, the surface of the copper foil close to the cathode roller surface is called a smooth surface, and the other surface is called a rough surface. The method for producing the electrolytic copper foil comprises the following steps: at present, the electrolytic copper foil is produced by adopting a roller type cathode and an insoluble anode in China in a continuous method. With the improvement of customer requirements and the development of technology, the diameter of the cathode roller is increased from 1m and 1.5m to 2.2m and 2.7m, the width is 1400 mm-1500 mm, and most of materials are pure titanium at present. The cathode roll has good corrosion resistance, and the surface quality thereof directly affects the surface quality and visual effect of the green foil.
In the foil production process of the titanium roller, after the electrolytic copper foil on the roller surface of the titanium roller is stripped by the peeling roller, the roller surface of the titanium roller is a non-protective rough surface, and the roller surface of the titanium roller is exposed in the air and contacts with oxygen to form an oxide layer, so that the generation of the electrolytic copper foil is influenced, and the product quality is unstable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device convenient to slow down negative pole roller oxidation to solve the technical problem that the negative pole roller easily oxidizes in the raw paper tinsel in the past.
In order to solve the technical problem, the utility model provides a device for slowing down the oxidation of a cathode roller, which comprises a cathode roller and a stripping roller suitable for stripping the roll surface copper foil of the cathode roller;
the cathode roller is divided into a copper foil covering area and a copper foil stripping area by taking the stripping roller as a boundary;
a spraying mechanism suitable for spraying and covering the roll surface of the cathode roll is arranged in the copper foil stripping area;
and after the roll surface of the cathode roll in the copper foil covering area is stripped by the stripping roll, the roll surface enters the copper foil stripping area and is sprayed and covered by a spraying mechanism.
Further, the spraying mechanism comprises a mounting frame and a spraying pipe suitable for spraying a solution to prevent the cathode roller from being oxidized;
the mounting frame is connected to the two ends of the cathode roller through a support frame, so that the mounting frame is erected on the roller surface of the cathode roller in the copper foil stripping area;
the spray pipe is arranged at the upper part of the mounting frame and is arranged along the axial direction of the cathode roller;
and the spraying pipe is provided with a plurality of spraying openings along the length direction, and the spraying openings face the roller surface of the cathode roller.
Further, the mounting rack comprises a pair of side plates and a plurality of frameworks;
the pair of side plates are respectively erected at two ends of the cathode roller, and two ends of each framework are respectively fixedly connected with the pair of side plates;
the upper ends of the side plates are provided with support columns, and the support columns are connected with the support frame;
the spray pipe is positioned between the pair of side plates, and two ends of the spray pipe respectively penetrate out of the corresponding side plates.
Further, the side plates are arc-shaped plates which are suitable for being matched with the roll surfaces of the cathode rolls.
Further, a PVC film is arranged on each framework, so that the mounting rack forms a sealing cover suitable for collecting acid gas;
and the pair of side plates are provided with exhaust pipes suitable for discharging acid gas.
Further, the exhaust pipe is positioned at the lower end of the side plate;
the support columns are arranged in a hollow mode to form exhaust pipes which are suitable for being matched with the exhaust pipes to exhaust acid gas;
the spray pipe is positioned between the exhaust pipe and the exhaust pipe.
Furthermore, a plurality of through holes are formed in the framework close to the spray pipe, and the spray pipe is suitable for being fastened on the framework through the passing fastener.
Further, the lower part of mounting bracket is provided with the strengthening rib, the strengthening rib is located between a pair of curb plate, and the both ends of strengthening rib wear out respectively and correspond the curb plate and set up on the cell body.
The beneficial effects of the utility model are that, the utility model discloses a device convenient to slow down oxidation of cathode roll, copper foil strip district set up and spray the mechanism, spray the operation through the shower to the roll surface of the cathode roll after peeling off the copper foil, and solution fully covers on the roll surface of cathode roll, and oxygen in the separation air and the roll surface contact of cathode roll slow down the roll surface production oxide layer of cathode roll, avoid influencing the formation of copper foil, ensure product quality's stability. The service time of the cathode roll raw foil is prolonged to the maximum extent, and the times of removing the oxide layer of the cathode roll are reduced.
The PVC film is covered on the framework, so that the mounting frame forms a relatively closed sealing cover, acid gas generated in the foil generating process of the cathode roller is collected, and the acid gas is conveyed out through the exhaust pipe and the exhaust pipe. The corrosion of acid gas to the roll surface of the cathode roll is avoided, and the generation of an oxide layer on the roll surface of the cathode roll is slowed down. Prevent sour gas from entering a workshop, which causes pollution to equipment in the workshop and influences human health.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a preferred embodiment of the apparatus for facilitating the slowing of cathode roll oxidation in accordance with the present invention.
In the figure:
1. a cathode roll; 2. a mounting frame; 21. a side plate; 22. a framework; 23. a support pillar; 3. a shower pipe; 4. a support frame; 5. an exhaust pipe; 6. reinforcing ribs; 7. a peeling roller; 8. copper foil.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the apparatus for reducing oxidation of a cathode roll of the present embodiment includes a cathode roll 1 performing a rotation motion and a peeling roll 7 performing a rotation motion, wherein the peeling roll 7 is adapted to peel a copper foil 8 on a roll surface of the cathode roll 1. The cathode roller 1 is erected on a tank body filled with electrolyte, and the lower half circle of the cathode roller 1 is positioned in the electrolyte. The peeling roller 7 is disposed along the axial direction of the cathode roller 1, and the peeling roller 7 may be disposed on either side of the roller surface of the cathode roller 1. In the present embodiment, the peeling roller 7 is preferably disposed above the cathode roller 1. The cathode roll 1 is divided into a copper foil covered area and a copper foil peeled area by a peeling roll 7. The copper foil covering area is positioned on the left half circle of the cathode roller 1, and the copper foil stripping area is positioned on the right half circle of the cathode roller 1. And a spraying mechanism is arranged in the copper foil stripping area and is suitable for spraying the roll surface of the cathode roll 1, and the solution is fully covered on the roll surface of the cathode roll 1. The roll surface of the cathode roll 1 positioned in the copper foil covering area is stripped of copper foil 8 by a stripping roll 7, enters the copper foil stripping area and is sprayed and covered by a spraying mechanism. The copper foil stripping area is provided with a spraying mechanism, the roll surface of the cathode roll 1 which is stripped from the copper foil 8 and exposed in the air is sprayed and covered by the spraying mechanism, oxygen in the air is prevented from contacting with the roll surface of the cathode roll 1, the generation of an oxide layer on the roll surface of the cathode roll 1 is slowed down, the generation of the copper foil 8 is prevented from being influenced, and the stability of the product quality is ensured. The using time of the cathode roller 1 raw foil is prolonged to the maximum extent, and the times of removing the oxide layer of the cathode roller 1 are reduced.
Specifically, as shown in fig. 1, the spraying mechanism comprises a mounting frame 2 and a spraying pipe 3, and the spraying pipe 3 is suitable for spraying a solution to prevent the roller surface of the cathode roller 1 from contacting with air to form an oxide layer. The mounting frame 2 is connected with two ends of the cathode roller 1 through a support frame 4, so that the mounting frame 2 is erected on the roller surface of the cathode roller 1 in the copper foil stripping area. The spray pipe 3 is arranged at the upper part of the mounting frame 2, and the spray pipe 3 is arranged along the axial direction of the cathode roller 1. The spray pipe 3 is provided with a plurality of spray openings along the length direction, and the spray openings face the roll surface of the cathode roll 1. The mounting rack 2 is erected on the roll surface of the cathode roll 1 in the copper foil stripping area, the roll surface of the cathode roll 1 exposed in the air is sprayed through a spraying opening of the spraying pipe 3, the solution fully covers the roll surface of the cathode roll 1, oxygen in the air is prevented from contacting with the roll surface of the cathode roll 1, meanwhile, the corrosion of acid gas to the roll surface of the cathode roll 1 is avoided, the generation of an oxide layer is slowed down, the cathode roll 1 is protected, and the service life of the cathode roll 1 is prolonged.
As shown in fig. 1, the specific structure of the mounting bracket 2 is as follows: comprises a pair of side plates 21, a plurality of frameworks 22 and a support column 23. The pair of side plates 21 are respectively erected at both ends of the cathode roll 1, and both ends of each framework 22 are respectively fixedly connected with the pair of side plates 21. The upper ends of the side plates 21 are provided with support columns 23, and the support columns 23 are connected to the support frame 4 in a buckling mode. The spray pipe 3 is located between the pair of side plates 21, and two ends of the spray pipe 3 respectively penetrate through the corresponding side plates 21 and are respectively connected with the liquid inlet pipe and the liquid outlet pipe. The framework 22 close to the shower pipes 3 is provided with a plurality of through holes, and the shower pipes 3 are suitable for being fastened on the framework 22 through passing fasteners. The spraying effect is prevented from being influenced by the shaking and falling of the spraying pipe 3. The lower part of mounting bracket 2 is provided with strengthening rib 6, and strengthening rib 6 is located between a pair of curb plate 21, and the both ends of strengthening rib 6 wear out respectively and correspond curb plate 21 and set up on the cell body. The reinforcing ribs 6 support the mounting frame 2 on the groove body, so that the supporting columns 23 and the reinforcing ribs 6 are stressed relatively uniformly, and the supporting frame 4 is lightened to bear the downward pressure of the supporting columns 23. In this embodiment, the side plate 21 is designed to be an arc-shaped plate, and is suitable for being matched with the roll surface of the cathode roll 1, so that the space of a production workshop is saved, and the device is attractive and elegant in appearance and high in practicability.
As shown in fig. 1, each frame 22 is provided with a PVC film so that the mounting frame 2 forms a sealed enclosure suitable for collecting sour gas. The pair of side plates 21 are provided with exhaust pipes 5 which are suitable for discharging acid gas collected in the sealing cover. In order to improve the efficiency of discharging acid gas, an exhaust pipe 5 is provided at the lower end of the side plate 21. Meanwhile, the support column 23 is hollow to form an exhaust pipe suitable for being matched with the exhaust pipe 5 to exhaust acid gas, and the spray pipe 3 is positioned between the exhaust pipe and the exhaust pipe 5. The generated acid gas can be discharged timely and efficiently, and the corrosion of the acid gas to the roll surface of the cathode roll 1 is avoided. The PVC film is covered on the framework 22 to form a relatively closed sealing cover for the mounting frame 2, so that acid gas generated in the foil generation process of the cathode roller 1 is collected and is conveyed out through the exhaust pipe 5 and the exhaust pipe. The corrosion of acid gas to the roll surface of the cathode roll 1 is avoided, the generation of an oxide layer on the roll surface of the cathode roll 1 is slowed down, and the cathode roll 1 is protected. Prevent sour gas from entering a workshop, which causes pollution to equipment in the workshop and influences human health.
As shown in fig. 1, in the practical operation of the present invention:
the cathode roller 1 rotates, the lower half circle of the cathode roller 1 is positioned in the electrolyte of the tank body, and copper foil 8 is produced on the roller surface of the lower half circle of the cathode roller 1. The cathode roll 1 continues to rotate and the roll surface of the cathode roll 1, which produces the copper foil 8, is located within the copper foil footprint. Subsequently, the roll surface of the partial cathode roll 1 was rotated to the peeling roll 7, and the resulting copper foil 8 was peeled off via the peeling roll 7. The roll surface of the cathode roll 1 from which the copper foil 8 has been peeled rotates into the copper foil peeling zone. The solution is sprayed from the spraying opening of the spraying pipe 3 to cover the roll surface of the cathode roll 1, and the roll surface of the cathode roll 1 continues to rotate to enter the electrolyte to generate copper foil again. And repeating the previous steps until the production operation of the copper foil 8 is completed.
To sum up use this utility model's device convenient to slow down cathode roll oxidation, copper foil strip off the district and set up and spray the mechanism, spray the roll surface of the cathode roll after peeling off the copper foil through the shower, solution fully covers on the roll surface of cathode roll 1, and oxygen in the separation air and the roll surface contact of cathode roll slow down the roll surface production oxide layer of cathode roll, avoid influencing the formation of copper foil, ensure product quality's stability. The service time of the cathode roll raw foil is prolonged to the maximum extent, and the times of removing the oxide layer of the cathode roll are reduced.
The PVC film is covered on the framework, so that the mounting frame forms a relatively closed sealing cover, acid gas generated in the foil generating process of the cathode roller is collected, and the acid gas is conveyed out through the exhaust pipe and the exhaust pipe. The corrosion of acid gas to the roll surface of the cathode roll is avoided, and the generation of an oxide layer on the roll surface of the cathode roll is slowed down. Prevent sour gas from entering a workshop, which causes pollution to equipment in the workshop and influences human health.
The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.
In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or component to which the reference is made must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a device convenient to slow down cathode roll oxidation which characterized by: comprises a cathode roller (1) and a stripping roller (7) suitable for stripping a roll surface copper foil (8) of the cathode roller (1);
the cathode roller (1) is divided into a copper foil covering area and a copper foil stripping area by taking the stripping roller (7) as a boundary;
a spraying mechanism suitable for spraying and covering the roll surface of the cathode roll (1) is arranged in the copper foil stripping area;
and after the copper foil (8) of the roll surface of the cathode roll (1) positioned in the copper foil covering area is stripped by a stripping roll (7), the roll surface enters the copper foil stripping area and is sprayed and covered by a spraying mechanism.
2. The apparatus for facilitating the mitigation of cathode roll oxidation as recited in claim 1, wherein: the spraying mechanism comprises a mounting rack (2) and a spraying pipe (3) which is suitable for spraying a solution to prevent the cathode roller (1) from being oxidized;
the mounting rack (2) is connected to the two ends of the cathode roller (1) through a support frame (4) so that the mounting rack (2) is erected on the roller surface of the cathode roller (1) in the copper foil stripping area;
the spray pipe (3) is arranged at the upper part of the mounting rack (2), and the spray pipe (3) is arranged along the axial direction of the cathode roller (1);
the spraying pipe (3) is provided with a plurality of spraying openings along the length direction, and the spraying openings face the roll surface of the cathode roll (1).
3. The apparatus for facilitating the mitigation of cathode roll oxidation as recited in claim 2, wherein: the mounting rack (2) comprises a pair of side plates (21) and a plurality of frameworks (22);
the pair of side plates (21) are respectively erected at two ends of the cathode roller (1), and two ends of each framework (22) are respectively fixedly connected with the pair of side plates (21);
the upper ends of the side plates (21) are provided with supporting columns (23), and the supporting columns (23) are connected with the supporting frame (4);
the spray pipe (3) is positioned between the pair of side plates (21), and two ends of the spray pipe (3) penetrate out of the corresponding side plates (21) respectively.
4. The apparatus for facilitating mitigation of cathode roll oxidation as set forth in claim 3, wherein: the side plates (21) are arc-shaped plates which are suitable for being matched with the roll surface of the cathode roll (1).
5. The apparatus for facilitating mitigation of oxidation in a cathode roll of claim 3 or 4, wherein: a PVC film is arranged on each framework (22) so that the mounting rack (2) forms a sealing cover suitable for gathering acid gas;
and the pair of side plates (21) are respectively provided with an exhaust pipe (5) suitable for discharging acid gas.
6. The apparatus for facilitating mitigation of cathode roll oxidation as set forth in claim 5, wherein: the exhaust pipe (5) is positioned at the lower end of the side plate (21);
the supporting column (23) is hollow to form an exhaust pipe which is suitable for being matched with the exhaust pipe (5) to exhaust acid gas;
the spraying pipe (3) is positioned between the exhaust pipe and the exhaust pipe (5).
7. The apparatus for facilitating mitigation of oxidation in a cathode roll of claim 3 or 4, wherein: a plurality of through holes are formed in the framework (22) close to the spray pipe (3), and the spray pipe (3) is suitable for being fastened on the framework (22) through passing fasteners.
8. The apparatus for facilitating mitigation of oxidation in a cathode roll of claim 3 or 4, wherein: the lower part of mounting bracket (2) is provided with strengthening rib (6), strengthening rib (6) are located between a pair of curb plate (21), and the both ends of strengthening rib (6) are worn out respectively and are corresponded curb plate (21) and set up on the cell body.
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CN201921826152.1U CN211005663U (en) | 2019-10-28 | 2019-10-28 | Device convenient to slow down oxidation of cathode roll |
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CN201921826152.1U CN211005663U (en) | 2019-10-28 | 2019-10-28 | Device convenient to slow down oxidation of cathode roll |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113430587A (en) * | 2021-07-07 | 2021-09-24 | 江西鑫铂瑞科技有限公司 | Foil forming machine capable of increasing immersion area of cathode roller |
CN113757382A (en) * | 2021-09-09 | 2021-12-07 | 广东嘉元科技股份有限公司 | Special online anti-oxidation device for cathode roller |
CN114293233A (en) * | 2022-01-13 | 2022-04-08 | 广东嘉元科技股份有限公司 | Sealing device used between cathode roller and anode tank in copper foil pickling |
-
2019
- 2019-10-28 CN CN201921826152.1U patent/CN211005663U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113430587A (en) * | 2021-07-07 | 2021-09-24 | 江西鑫铂瑞科技有限公司 | Foil forming machine capable of increasing immersion area of cathode roller |
CN113757382A (en) * | 2021-09-09 | 2021-12-07 | 广东嘉元科技股份有限公司 | Special online anti-oxidation device for cathode roller |
CN114293233A (en) * | 2022-01-13 | 2022-04-08 | 广东嘉元科技股份有限公司 | Sealing device used between cathode roller and anode tank in copper foil pickling |
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