Longitudinal coating device for anticorrosive coating aluminum foil

By introducing cleaning, unwinding and guiding structures into the cable coating device, the problem of impurities on the surface of the cable affecting the bonding of aluminum foil is solved, and the tight coating of aluminum foil and cable is achieved, which improves the anti-corrosion performance and service life of the cable.

CN223123679UActive Publication Date: 2025-07-18ZHENJIANG WANYUAN ELECTRONICS
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Patent Information

Application Number
CN202422223146.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-11
Publication Date
2025-07-18
Estimated Expiration
2034-09-11

AI Technical Summary

Technical Problem

The existing devices did not clean the cable surface before the cable was coated, resulting in dust, oil and other impurities affecting the fit between the aluminum foil and the cable, making the longitudinal wrap unstable, and the aluminum foil easily falls off or rises, affecting the protection effect of the cable.

Method used

A vertical coating device for anti-corrosion coating aluminum foil is designed, including a cleaning structure, an unwinding structure, a guiding structure and a longitudinal wrapping structure. Through the cleaning structure, the impurities on the cable surface are removed, and the unwinding structure accurately controls the release of aluminum foil. The guiding structure ensures accurate coating of aluminum foil and the longitudinal wrapping structure achieves tight coating.

Benefits of technology

It improves the tightness and firmness of the aluminum foil and the cable, ensures that the aluminum foil is not easy to fall off, and enhances the anti-corrosion performance and service life of the cable.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an anticorrosive coating aluminum foil longitudinal wrapping device, which relates to the technical field of aluminum foil wrapping and comprises a bottom plate, a cleaning box, a driving frame, a guide frame and a longitudinal wrapping frame are sequentially mounted at the upper end of the bottom plate from right to left, a wiring channel is fixed at the left end of the cleaning box, and the outer wall of the wiring channel is fixedly connected with the driving frame. The right end of the wiring channel is fixedly connected with a guide frame; a cleaning structure is arranged at the right end of the cleaning box; an unwinding structure is arranged at the left end of the driving frame and is used for unwinding an aluminum foil roll; a guide structure is arranged in the guide frame and is used for guiding the aluminum foil coil coated cable; a longitudinal wrapping structure is arranged in the longitudinal wrapping frame and used for wrapping the cable with the aluminum foil roll. The surface of the aluminum foil roll is coated with the anti-corrosion coating, and the cable surface is cleaned through the cleaning structure, so that the aluminum foil can be better attached to the cable surface, and the wrapping tightness and firmness are improved; and through a positioning assembly and a fixing assembly of the unwinding structure, mounting and dismounting of the first arc-shaped rolling wheel are more convenient and faster.
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Description

Technical Field

[0001] The utility model relates to the technical field of aluminum foil coating, in particular to a longitudinal coating device for anti-corrosion coated aluminum foil. Background Art

[0002] Aluminum foil coating is a conventional process in cable production. After being coated with aluminum foil, the cable can resist external abrasion, scratching and impact, thereby extending the service life of the cable. Moreover, aluminum foil has excellent electromagnetic shielding performance, which can effectively block external electromagnetic interference, protect the signals inside the cable from interference, and at the same time prevent the electromagnetic interference generated by the cable itself from affecting other devices.

[0003] A new type of cable longitudinal wrapping device described in the patent document with the patent publication number CN220604407U. Through the designed first limiting component, it is convenient to limit the movement of the aluminum foil sheet towards the outside of the cable during the wrapping process, so that the aluminum foil sheet is not easily bent during the transmission process, and it is not easily wrinkled when wrapped around the cable, which can improve the longitudinal wrapping effect of the cable and avoid affecting the later use effect of the cable. Through the designed second limiting component, it is convenient to limit the cable during the longitudinal wrapping process through the longitudinal wrapping channel, which can improve the connection tightness between the aluminum foil sheet and the cable.

[0004] However, the above device does not clean the surface of the cable before wrapping the cable. Impurities such as dust and oil on the cable surface will affect the adhesion between the aluminum foil and the cable, resulting in insecure longitudinal wrapping. During the subsequent use process, the aluminum foil is prone to falling off, warping and other situations, affecting the protection effect of the cable.

[0005] Based on this, a longitudinal coating device for anti-corrosion coated aluminum foil is provided now, which can eliminate the drawbacks of the existing device. Summary of the Utility Model

[0006] The purpose of the utility model is to provide a longitudinal coating device for anti-corrosion coated aluminum foil to solve the problem that the existing device does not clean the surface of the cable before wrapping the cable. Impurities such as dust and oil on the cable surface will affect the adhesion between the aluminum foil and the cable, resulting in insecure longitudinal wrapping. During the subsequent use process, the aluminum foil is prone to falling off, warping and other situations, affecting the protection effect of the cable.

[0007] To achieve the above purpose, the utility model provides the following technical solutions:

[0008] A longitudinal coating device for anti-corrosion coated aluminum foil includes a bottom plate. A cleaning box, a driving frame, a guiding frame and a longitudinal wrapping frame are sequentially installed on the upper end of the bottom plate from right to left. A wire passing channel is fixedly installed at the left end of the cleaning box. The outer wall of the wire passing channel is fixedly connected with the driving frame, and the right end of the wire passing channel is fixedly connected with the guiding frame.

[0009] It further includes a cleaning structure which is arranged at the right end of the cleaning box and is used for cleaning the surface of the uncoated cable;

[0010] A pay-off structure which is arranged at the left end of the driving frame and is used for paying off an aluminum foil roll with an anti-corrosion coating on its surface;

[0011] A guiding structure which is arranged inside the guiding frame and is used for guiding the aluminum foil roll with an anti-corrosion coating on its surface to wrap the cable;

[0012] A longitudinal wrapping structure which is arranged inside the longitudinal wrapping frame and is used for wrapping the cable with the aluminum foil roll with an anti-corrosion coating on its surface.

[0013] Based on the above technical solution, the present utility model further provides the following optional technical solutions:

[0014] In an optional solution: the cleaning structure includes a mounting groove and a plug-in groove. The mounting groove and the plug-in groove are opened at the right end of the cleaning box. The plug-in groove is located on the upper and lower sides of the mounting groove. A cleaning pipe is slidably mounted inside the mounting groove. A plug-in plate matching the plug-in groove is fixedly mounted on the outer wall of the cleaning pipe. A fixed plate is fixedly mounted at the right ends of the cleaning pipe and the plug-in plate. The fixed plate is fixedly connected to the cleaning box by bolts. A rubber pad is fixedly mounted on the inner wall of the cleaning pipe, and a plurality of bristles are evenly distributed on the inner wall of the rubber pad.

[0015] In an optional solution: the pay-off structure includes a rotating motor which is arranged on the upper side of the rear end of the driving frame. The output end of the rotating motor is fixedly connected to a driving wheel. The driving wheel is in transmission connection with a driven wheel through a conveyor belt. The driving wheel and the driven wheel extend into the driving frame through a connecting rod and are fixedly connected to a connecting plate. The other end of the connecting plate is installed with a first arc-shaped roller through a positioning component, and the first arc-shaped roller is installed inside the driving frame through a fixing component.

[0016] In an optional solution: the positioning component includes a cross block and a cross groove. The cross block is fixedly mounted at the end of the connecting plate far from the connecting rod. The cross groove is opened at the end of the first arc-shaped roller close to the connecting plate. The cross block matches the cross groove.

[0017] In an optional solution: the fixing component includes two side openings. Both of the two side openings are opened at the front end of the driving frame. The two side openings are symmetrically arranged up and down. A fixing block is fixedly mounted at the front end of the driving frame and is located above the side opening. A side plate is installed inside the side opening. The rear end of the side plate is fixedly connected to the first arc-shaped roller. The front end of the side plate is fixedly connected to a side block. Plug holes are opened in both the side block and the fixing block, and a pin is inserted into the plug holes.

[0018] In an alternative embodiment: The guiding structure includes two guiding cavities which are formed through the right end of the guiding frame. The two guiding cavities are symmetrically arranged vertically, and a second arc-shaped roller is rotatably installed inside each guiding cavity.

[0019] In an alternative embodiment: The longitudinal wrapping structure includes two third arc-shaped rollers which are rotatably installed inside the longitudinal wrapping frame.

[0020] In an alternative embodiment: The cross-sections of the two third arc-shaped rollers are both arc-shaped, and the distance between the midpoints of the inner sides of the two third arc-shaped rollers is less than the inner diameter of the end of the wire routing channel.

[0021] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0022] 1. The cable surface cleaned by the cleaning structure of the present utility model provides a good foundation for the subsequent aluminum foil wrapping. Without the interference of impurities such as dust and oil stains, the aluminum foil can better adhere to the cable surface, improving the tightness and firmness of the wrapping.

[0023] 2. The positioning component and the fixing component of the unwinding structure of the present utility model make the installation and disassembly of the first arc-shaped roller more convenient, facilitating the maintenance and adjustment of the unwinding structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a schematic structural diagram of the present utility model.

[0025] Figure 2 is a schematic structural diagram of the cleaning structure of the present utility model.

[0026] Figure 3 is a schematic structural diagram of the cleaning tube of the present utility model.

[0027] Figure 4 is a schematic structural diagram of the unwinding structure of the present utility model.

[0028] Figure 5 is a schematic structural diagram of the cross-shaped block of the present utility model.

[0029] Figure 6 is a schematic structural diagram of the first arc-shaped roller of the present utility model.

[0030] Annotation of reference numerals: 11, bottom plate; 12, cleaning box; 13, installation groove; 14, insertion slot; 15, cleaning pipe; 16, insertion plate; 17, fixing plate; 18, rubber pad; 19, brush bristles; 20, wire routing channel; 21, driving frame; 22, rotating motor; 23, driving wheel; 24, conveyor belt; 25, driven wheel; 26, connecting rod; 27, connecting plate; 28, cross block; 29, first arc-shaped roller; 30, cross groove; 31, side plate; 32, side block; 33, side opening; 34, fixing block; 35, pin; 36, guiding frame; 37, guiding cavity; 38, second arc-shaped roller; 39, longitudinal wrapping frame; 40, third arc-shaped roller. Detailed implementation mode

[0031] In order to make the purpose, technical solution and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments.

[0032] In one embodiment, as Figures 1-6 shown, an anti-corrosion coating aluminum foil longitudinal wrapping device includes a bottom plate 11. The upper end of the bottom plate 11 is successively installed with a cleaning box 12, a driving frame 21, a guiding frame 36, and a longitudinal wrapping frame 39 from right to left. The left end of the cleaning box 12 is fixedly installed with a wire routing channel 20. The outer wall of the wire routing channel 20 is fixedly connected to the driving frame 21, and the right end of the wire routing channel 20 is fixedly connected to the guiding frame 36;

[0033] It further includes a cleaning structure arranged at the right end of the cleaning box 12 for cleaning the surface of the cable to be wrapped;

[0034] A unwinding structure arranged at the left end of the driving frame 21 for unwinding an aluminum foil roll coated with an anti-corrosion coating on the surface;

[0035] A guiding structure arranged inside the guiding frame 36 for guiding the aluminum foil roll coated with an anti-corrosion coating on the surface to wrap the cable;

[0036] A longitudinal wrapping structure arranged inside the longitudinal wrapping frame 39 for wrapping the cable with the aluminum foil roll coated with an anti-corrosion coating on the surface.

[0037] In this embodiment, the aluminum foil is coated with an anti-corrosion coating on the surface;

[0038] The cable to be wrapped enters the cleaning structure from the right side of the cleaning box 12. The cleaning structure cleans the surface of the cable to be wrapped, removes impurities such as dust and oil stains on the surface of the cable, and provides a clean surface for subsequent aluminum foil wrapping. The cable after cleaning enters the wire routing channel 20.

[0039] The unwinding structure at the left end of the active frame 21 unwinds the aluminum foil roll coated with an anti-corrosion coating on the surface. The unwinding structure accurately controls the release speed and tension of the aluminum foil to ensure that the aluminum foil can smoothly enter the guide structure.

[0040] The aluminum foil coming out of the unwinding structure enters the guide structure inside the guide frame 36. The guide structure guides the aluminum foil with an anti-corrosion coating on the surface to be accurately wrapped on the cable, ensuring that the position of the aluminum foil is correct without deviation or wrinkles.

[0041] The aluminum foil and the cable after the guide structure enter the longitudinal wrapping structure inside the longitudinal wrapping frame 39. The longitudinal wrapping structure tightly wraps the aluminum foil roll coated with an anti-corrosion coating on the surface of the cable to complete the coating of the cable, thereby improving the anti-corrosion performance and service life of the cable.

[0042] In one embodiment, Figure 2 — Figure 3 As shown, the cleaning structure includes a mounting groove 13 and a plug-in groove 14, and the mounting groove 13 and the plug-in groove 14 are opened at the right end of the cleaning box 12, and the plug-in groove 14 is located at the upper and lower sides of the mounting groove 13. A cleaning tube 15 is slidably installed inside the mounting groove 13, and a plug-in plate 16 matching the plug-in groove 14 is fixedly installed on the outer wall of the cleaning tube 15. A fixing plate 17 is fixedly installed on the right end of the cleaning tube 15 and the plug-in plate 16, and the fixing plate 17 is fixedly connected to the cleaning box 12 by bolts. A rubber pad 18 is fixedly installed on the inner wall of the cleaning tube 15, and a plurality of bristles 19 are evenly distributed on the inner wall of the rubber pad 18.

[0043] The rubber pad 18 and the brush 19 on the inner wall of the cleaning tube 15 clean the cable surface to remove dust, oil and other impurities, thereby providing a clean cable surface for subsequent aluminum foil coating.

[0044] In one embodiment, Figures 4-6 As shown, the unwinding structure includes a rotating motor 22, which is arranged on the upper side of the rear end of the active frame 21, and the output end of the rotating motor 22 is fixedly connected to the driving wheel 23, and the driving wheel 23 is connected to the driven wheel 25 through a conveyor belt 24. The driving wheel 23 and the driven wheel 25 extend to the inside of the active frame 21 through a connecting rod 26 and are fixedly connected to a connecting plate 27. The other end of the connecting plate 27 is installed with a first arc roller 29 through a positioning component, and the first arc roller 29 is installed in the active frame 21 through a fixing component.

[0045] The rotating motor 22 is started, driving the driving wheel 23 to rotate, and the driven wheel 25 is rotated through the transmission of the conveyor belt 24. When the driving wheel 23 and the driven wheel 25 rotate, the connecting plate 27 is driven to move. The other end of the connecting plate 27 is installed with a first arc roller 29 through a positioning assembly. The first arc roller 29 is used to carry an aluminum foil roll with an anti-corrosion coating on the surface. When the connecting plate 27 moves, the first arc roller 29 is driven to rotate to realize the unwinding operation of the aluminum foil roll.

[0046] In one embodiment, Figures 5-6 As shown, the positioning assembly includes a cross block 28 and a cross slot 30. The cross block 28 is fixedly mounted on one end of the connecting plate 27 away from the connecting rod 26. The cross slot 30 is opened at one end of the first arc roller 29 close to the connecting plate 27. The cross block 28 matches the cross slot 30.

[0047] The connecting plate 27 is connected to the first arc roller 29 through the cross block 28 and the cross groove 30, driving the first arc roller 29 to rotate and unwinding the aluminum foil roll with the anti-corrosion coating on the surface.

[0048] In one embodiment, Figure 1 As shown, the fixing component includes two edge openings 33, both of which are opened at the front end of the active frame 21, and the positions of the two edge openings 33 are symmetrical up and down. A fixing block 34 is fixedly installed at the front end of the active frame 21, and the fixing block 34 is located above the edge opening 33. A side plate 31 is installed inside the edge opening 33, and the rear end of the side plate 31 is fixedly connected to the first arc roller 29, and the front end of the side plate 31 is fixedly connected to the side block 32, and the side block 32 and the fixing block 34 are both provided with pin holes, and a pin 35 is inserted inside the pin hole.

[0049] The side opening 33, the side plate 31, the side block 32, the fixing block 34 and the latch 35 cooperate to ensure that the first arc roller 29 is stably installed inside the active frame 21, and the release speed and tension of the aluminum foil are accurately controlled so that the aluminum foil can smoothly enter the guide structure.

[0050] In one embodiment, Figure 1 As shown, the guide structure includes two guide cavities 37 , which are opened through the right end of the guide frame 36 , and the two guide cavities 37 are symmetrically positioned up and down, and a second arc roller 38 is rotatably installed inside the guide cavity 37 .

[0051] The second arc-shaped roller 38 guides the aluminum foil coated with an anti-corrosion coating on the surface to be accurately wrapped around the cable, ensuring that the aluminum foil is positioned correctly without deviation or wrinkles.

[0052] In one embodiment, Figure 1As shown, the longitudinal wrapping structure includes two third arc-shaped rollers 40, and the two third arc-shaped rollers 40 are rotatably installed inside the longitudinal wrapping frame 39.

[0053] The two third arc-shaped rollers 40 tightly wrap the aluminum foil roll with an anti-corrosion coating on its surface around the cable surface, completing the wrapping of the cable and improving the anti-corrosion performance and service life of the cable.

[0054] In one embodiment, as Figure 1 shown, the cross-sections of the two third arc-shaped rollers 40 are both arc-shaped, and the distance between the middle parts of the inner sides of the two third arc-shaped rollers 40 is less than the inner diameter of the end of the wire routing channel 20.

[0055] Since the distance between the middle parts of the inner sides of the two third arc-shaped rollers 40 is less than the inner diameter of the end of the wire routing channel 20, it can ensure that the aluminum foil fits tightly on the cable surface.

[0056] The above embodiment discloses an anti-corrosion coating aluminum foil longitudinal wrapping device. Among them, the cable to be wrapped enters the cleaning structure from the right side of the cleaning box 12. The cleaning pipe 15 in the cleaning structure is installed in the installation groove 13 through the cooperation of the plug-in board 16 and the plug-in slot 14 on the cleaning box 12, and is fixed by the fixing plate 17 through bolts. The rubber pad 18 and the brush bristles 19 on the inner wall of the cleaning pipe 15 clean the cable surface, removing impurities such as dust and oil stains, providing a clean cable surface for the subsequent aluminum foil wrapping, and the aluminum foil surface is coated with an anti-corrosion coating.

[0057] The unwinding structure located at the left end of the active frame 21 starts to work. The rotation motor 22 is started to drive the active wheel 23 to rotate, and the driven wheel 25 is rotated through the transmission of the conveyor belt 24. The active wheel 23 and the driven wheel 25 extend into the active frame 21 through the connecting rod 26 and are connected to the connecting plate 27. The other end of the connecting plate 27 is connected to the first arc-shaped roller 29 through a positioning component (the cross block 28 and the cross groove 30), driving the first arc-shaped roller 29 to rotate and unwind the aluminum foil roll with an anti-corrosion coating on its surface. During the unwinding process, the fixing component (the edge opening 33, the side plate 31, the side block 32, the fixing block 34 and the plug 35) ensures that the first arc-shaped roller 29 is stably installed inside the active frame 21, accurately controlling the release speed and tension of the aluminum foil, so that the aluminum foil can smoothly enter the guiding structure.

[0058] The aluminum foil coming out of the unwinding structure enters the guiding structure inside the guiding frame 36. The two guiding cavities 37 in the guiding structure provide an installation space and a guiding path for the second arc-shaped roller 38. The second arc-shaped roller 38 guides the aluminum foil with an anti-corrosion coating on its surface to accurately wrap around the cable, ensuring the correct position of the aluminum foil without deviation or wrinkles.

[0059] After passing through the guiding structure, the aluminum foil and the cable enter the longitudinal wrapping structure inside the longitudinal wrapping frame 39 together. Two third arc-shaped rollers 40 in the longitudinal wrapping structure tightly wrap the aluminum foil roll with an anti-corrosion coating on its surface around the cable surface, completing the wrapping of the cable and improving the anti-corrosion performance and service life of the cable. During the whole process, since the distance between the middle parts of the inner sides of the two third arc-shaped rollers 40 is smaller than the inner diameter of the end of the wire routing channel 20, it can ensure that the aluminum foil fits tightly on the cable surface.

[0060] As described above, only the specific embodiments of the present application are provided, but the protection scope of the present application is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present application can easily think of changes or substitutions, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An anti-corrosion coating aluminum foil longitudinal wrapping device, including a bottom plate (11). The upper end of the bottom plate (11) is successively installed with a cleaning box (12), a driving frame (21), a guiding frame (36), and a longitudinal wrapping frame (39) from right to left. A wire passing channel (20) is fixedly installed at the left end of the cleaning box (12). The outer wall of the wire passing channel (20) is fixedly connected to the driving frame (21), and the right end of the wire passing channel (20) is fixedly connected to the guiding frame (36). It is characterized in that It also includes a cleaning structure, which is arranged at the right end of the cleaning box (12) and is used for cleaning the surface of the unwrapped cable. A unwinding structure, which is arranged at the left end of the driving frame (21) and is used for unwinding the aluminum foil roll with an anti-corrosion coating on its surface. A guiding structure, which is arranged inside the guiding frame (36) and is used for guiding the aluminum foil roll with an anti-corrosion coating on its surface to wrap the cable. A longitudinal wrapping structure, which is arranged inside the longitudinal wrapping frame (39) and is used for wrapping the cable with the aluminum foil roll with an anti-corrosion coating on its surface.

2. The longitudinal wrapping device for anti-corrosion coated aluminum foil according to claim 1, characterized in that The cleaning structure includes an installation groove (13) and a plug-in groove (14). The installation groove (13) and the plug-in groove (14) are opened at the right end of the cleaning box (12). The plug-in groove (14) is located on the upper and lower sides of the installation groove (13). A cleaning pipe (15) is slidably installed inside the installation groove (13). A plug-in plate (16) matching the plug-in groove (14) is fixedly installed on the outer wall of the cleaning pipe (15). A fixing plate (17) is fixedly installed at the right ends of the cleaning pipe (15) and the plug-in plate (16). The fixing plate (17) is fixedly connected to the cleaning box (12) by bolts. A rubber pad (18) is fixedly installed on the inner wall of the cleaning pipe (15), and a number of bristles (19) are evenly distributed on the inner wall of the rubber pad (18).

3. An anti-corrosion coating aluminum foil longitudinal wrapping device according to claim 1, characterized in that, The unwinding structure includes a rotating motor (22). The rotating motor (22) is arranged on the upper side of the rear end of the driving frame (21). The output end of the rotating motor (22) is fixedly connected to a driving wheel (23). The driving wheel (23) is connected to a driven wheel (25) through a conveyor belt (24). The driving wheel (23) and the driven wheel (25) extend into the driving frame (21) through a connecting rod (26) and are fixedly connected to a connecting plate (27). The other end of the connecting plate (27) is installed with a first arc-shaped roller (29) through a positioning component, and the first arc-shaped roller (29) is installed inside the driving frame (21) through a fixing component.

4. An aluminum foil longitudinal coating device for anti-corrosion coating according to claim 3, characterized in that, The positioning component includes a cross block (28) and a cross groove (30). The cross block (28) is fixedly installed at the end of the connecting plate (27) away from the connecting rod (26). The cross groove (30) is opened at the end of the first arc-shaped roller (29) close to the connecting plate (27). The cross block (28) matches the cross groove (30).

5. The longitudinal coating device for anti-corrosion coated aluminum foil according to claim 3, characterized in that, The fixing assembly comprises two side openings (33), both of which are provided at the front end of the active frame (21), and the positions of the two side openings (33) are symmetrical in the upper and lower directions. A fixing block (34) is fixedly installed at the front end of the active frame (21), and the fixing block (34) is located above the side opening (33). A side plate (31) is installed inside the side opening (33), and the rear end of the side plate (31) is fixedly connected to the first arc roller (29). The front end of the side plate (31) is fixedly connected to the side block (32), and both the side block (32) and the fixing block (34) are provided with a latch hole, and a latch (35) is inserted inside the latch hole.

6. The longitudinal coating device for anti-corrosion coated aluminum foil according to claim 1, wherein The guide structure comprises two guide cavities (37), the two guide cavities (37) are opened through the right end of the guide frame (36), the two guide cavities (37) are symmetrical in position up and down, and a second arc roller (38) is rotatably installed inside the guide cavity (37).

7. The longitudinal coating device for anti-corrosion coated aluminum foil according to claim 1, characterized in that, The longitudinal wrapping structure comprises two third arc-shaped rollers (40), and the two third arc-shaped rollers (40) are rotatably mounted inside the longitudinal wrapping frame (39).

8. An aluminum foil longitudinal coating device with an anti-corrosion coating according to claim 7, characterized in that, The cross sections of the two third arc-shaped rollers (40) are both arc-shaped, and the distance between the inner middle parts of the two third arc-shaped rollers (40) is smaller than the inner diameter of the end of the wiring channel (20).

Citation Information

Patent Citations

  • Novel cable longitudinal wrapping device

    CN220604407U