CN219284209U - Conductive film pinhole size detection tool - Google Patents

Abstract

The utility model discloses a conductive film pinhole size detection tool, and relates to the technical field of conductive film production; comprises a lamp box, a glass cover plate, a luminous body and a pinhole detection assembly; the top of the lamp box is provided with an opening, the glass cover plate covers the opening of the lamp box, the luminous body is arranged in the lamp box, the light of the luminous body is emitted outwards through the glass cover plate, and the conductive film to be detected is tightly adhered to the upper surface of the glass cover plate and translates; the pinhole detection assembly comprises a sliding frame and a plurality of camera modules which are arranged on the sliding frame side by side, and the sliding frame is arranged on the lamp box in a sliding manner along the translation direction of the conductive film; the beneficial effects of the utility model are as follows: the pinhole on the conductive film can be efficiently detected, and the production quality of the conductive film is ensured.

Description

A conductive film pinhole size detection tool

technical field

The utility model relates to the technical field of conductive film production, more specifically, the utility model relates to a conductive film pinhole size detection tool.

Background technique

Conductive thin film is a polymer material coated with metal on the surface. It is widely used in lithium-ion batteries. In lithium-ion batteries, it is mainly used as a battery collector. However, in the process of producing thin films, vacuum coating, etc. are often used. To obtain this kind of film, vacuum coating is to melt or vaporize metal atoms by means of high temperature, and then metal atoms are laminated on the film in the form of atomic groups or atoms, but this method may be due to the temperature of atoms or atomic groups Too high will make the film perforate (also known as pinhole), if the pinhole size is too large, it will affect the product quality of the film. In order to ensure the quality of the conductive film, it is necessary to detect the size of the pinhole.

Most of the existing methods use manual sampling and cropping to detect through a magnifying glass. This detection method is inefficient and laborious, and due to sampling, the detection accuracy will not be accurate enough.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a pinhole size detection tool for a conductive film, which can efficiently detect the pinholes on the conductive film and ensure the production quality of the conductive film.

The technical solution adopted by the utility model to solve the technical problem is: a conductive film pinhole size detection tool, which is improved in that it includes a light box, a glass cover plate, a luminous body and a pinhole detection component;

The top of the light box is provided with an opening, the glass cover plate covers the opening of the light box, the luminous body is installed inside the light box, the light of the luminous body is emitted outward through the glass cover plate, and the conductive film to be tested is attached to the light box. the upper surface of the glass cover and translate it;

The pinhole detection assembly includes a sliding frame and a plurality of camera modules arranged side by side on the sliding frame, and the sliding frame is slidably installed on the light box along the translational direction of the conductive film.

In the above structure, a mounting plate is fixedly arranged on the opposite side wall of the light box, and a sliding groove extending along the translational direction of the conductive film is arranged on the mounting plate, and the two ends of the sliding frame are slidably installed in the sliding groove .

In the above structure, the sliding frame is provided with an adjustment slot, and the plurality of camera modules are installed in the adjustment slot.

In the above structure, the adjustment groove extends along a direction perpendicular to the translation of the conductive film.

In the above structure, the conductive film pinhole size detection tool further includes a light shielding assembly, which includes a light shielding cloth roller, a light shielding cloth, and a light shielding column;

The shaft of the shading cloth is rotatably mounted on the side wall of the light box, the shading column is slidably mounted on the light box, one end of the shading cloth is connected to the shaft of the shading cloth, and the other end is connected to the shading post , and make the shading cloth under the glass cover.

In the above structure, the light box is provided with a strip-shaped guide through hole, and both ends of the shading column are limited in the guide through hole.

In the above structure, the light box is provided with two sets of shading assemblies with the same structure.

In the above structure, the two ends of the glass cover are provided with guiding rounded corners to realize the guiding of the conductive film.

The beneficial effects of the utility model are: the upper camera module is used to detect the pinhole size of the entire width, which can efficiently detect the pinholes on the conductive film, save time and effort, and have high detection accuracy, ensuring that the conductive film production quality.

Description of drawings

Fig. 1 is a structural schematic diagram of a pinhole size detection tool for a conductive film of the present invention.

In the picture:

Light box 10, mounting plate 101, guide through hole 103, glass cover plate 20, pinhole detection component 30, sliding frame 301, camera module 302, adjustment groove 303, shading cloth roller shaft 401, shading cloth 402, shading column 403.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

The idea, specific structure and technical effects of the present utility model will be clearly and completely described below in conjunction with the embodiments and accompanying drawings, so as to fully understand the purpose, characteristics and effects of the present utility model. Apparently, the described embodiments are only some of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, other embodiments obtained by those skilled in the art without paying creative efforts, All belong to the protection scope of the utility model. In addition, all the connection/connection relationships involved in the patent do not simply refer to the direct connection of components, but mean that a better connection structure can be formed by adding or reducing connection accessories according to specific implementation conditions. Each technical feature in the invention of the utility model can be combined interactively under the premise of not conflicting with each other.

Referring to Fig. 1, the utility model discloses a conductive film pinhole size detection tool to realize the detection of pinholes on the conductive film. Specifically, in this embodiment, the conductive film pinhole size detection tool includes a light box 10. Glass cover plate 20, illuminant (not marked in the figure) and pinhole detection assembly 30; the top of the light box 10 is provided with an opening, and the glass cover plate 20 covers the opening of the light box 10; in this embodiment, the light box 10 is in the shape of a cuboid, its top surface is open, and a glass cover plate 20 is covered on one side of the top; the illuminant is installed inside the light box 10, and the light of the illuminant is emitted outward through the glass cover plate 20 to be detected. The conductive film is closely attached to the upper surface of the glass cover 20 and is translated, and the light from the illuminant is irradiated on the conductive film. In this embodiment, the illuminant is an LED lamp. In addition, the two ends of the glass cover 20 are provided with guide rounded corners to guide the conductive film.

Further, the pinhole detection assembly 30 includes a sliding frame 301 and a plurality of camera modules 302 arranged side by side on the sliding frame 301 , and the sliding frame 301 is slidably installed on the light box 10 along the translational direction of the conductive film. The conductive film translating on the glass cover plate 20 is photographed by a plurality of camera modules 302 to realize the detection of the pinhole size on the conductive film; the camera module 302 adopts a camera commonly used in the prior art, which can be selected according to actual needs and adjust. The camera module 302 is connected to electronic control equipment such as a computer, and stores and records the shooting and detection records. For the sliding installation method of the sliding frame 301, the utility model provides a specific embodiment, a mounting plate 101 is fixedly arranged on the opposite side wall of the light box 10, and a sliding groove extending along the translational direction of the conductive film is arranged on the mounting plate 101 102 , the two ends of the sliding frame 301 are slidably installed in the sliding groove 102 . The sliding frame 301 is in the shape of a gantry and includes a horizontal bar and a vertical bar. The horizontal bar is provided with an adjustment groove 303, and a plurality of camera modules 302 are installed in the adjustment groove 303; in this embodiment, the described The adjustment groove 303 extends along the direction perpendicular to the translation of the conductive film, so the position of the camera module 302 can be adjusted in the direction of the translation of the conductive film; the bottom end of the vertical rod is slidably installed in the sliding groove 102. In an example, balls are oppositely arranged in the sliding groove 102 , and the sliding frame 301 is clamped between the opposite balls, so that the sliding frame 301 slides in the sliding groove 102 .

In addition, as a preferred embodiment, the conductive film pinhole size detection tool also includes a shading assembly, which includes a shading cloth roller shaft 401, a shading cloth 402, and a shading column 403; There are two sets of shading components with the same structure, which respectively realize shading in the direction of both ends of the glass cover plate 20; the shading cloth 402 roller shaft 401 is rotatably installed on the side wall of the light box 10, and the shading column 403 is slidably installed on the On the light box 10 , one end of the shading cloth 402 is connected to the roller shaft 401 of the shading cloth 402 , and the other end is connected to the shading column 403 , and the shading cloth 402 is positioned under the glass cover 20 . Moreover, the light box 10 is provided with a strip-shaped guide through hole 103 , and both ends of the light-shielding column 403 are limited in the guide through hole 103 . For conductive films with different widths, the light-shielding cloth 402 covers light sources outside the width by pulling the light-shielding rod 403, so as to avoid the interference of the external light source on the camera module 302, thereby affecting the detection accuracy.

The pinhole size detection device of the conductive film of the present utility model is installed between the winding roller and the coating equipment. After the coating is completed, rollers are set on both sides of the glass cover plate 20, so that the conductive film passes through the guide rounded corners and meets the glass cover. plate

20 closely fit and slide to carry out filming, and use the camera module 302 above to detect the size of the pinhole 5 on the entire width, and store and record it through a computer or other electronic control equipment. Can efficiently conduct thin

The pinholes on the film are detected, which saves time and effort, and has high detection accuracy, which ensures the production quality of the conductive film.

The above is a specific description of the preferred implementation of the present utility model, but the utility model creation is not limited to the described embodiments, and those skilled in the art can also make various

All equivalent modifications or replacements are included within the scope defined by the claims of the present application.

Claims (8)

1. A conductive thin film pinhole size detection tool is characterized in that, comprising a light box, a glass cover plate, a luminous body and a pinhole detection assembly; The top of the light box is provided with an opening, the glass cover plate covers the opening of the light box, the luminous body is installed inside the light box, the light of the luminous body is emitted outward through the glass cover plate, and the conductive film to be tested is attached to the light box. the upper surface of the glass cover and translate it; The pinhole detection assembly includes a sliding frame and a plurality of camera modules arranged side by side on the sliding frame, and the sliding frame is slidably installed on the light box along the translational direction of the conductive film. 2. A conductive film pinhole size detection tool according to claim 1, wherein a mounting plate is fixedly arranged on the opposite side wall of the light box, and a mounting plate is provided on the mounting plate to extend along the translational direction of the conductive film. sliding groove, the two ends of the sliding frame are slidably installed in the sliding groove. 3. A conductive film pinhole size detection tool according to claim 1 or 2, characterized in that, the sliding frame is provided with an adjustment slot, and the plurality of camera modules are all installed in the adjustment slot . 4 . The tool for detecting the pinhole size of a conductive film according to claim 3 , wherein the adjustment groove extends along a direction perpendicular to the translation of the conductive film. 4 . 5. A conductive film pinhole size detection tool according to claim 1, characterized in that, the conductive film pinhole size detection tool also includes a shading assembly, which includes a shading cloth roller shaft, a shading cloth and a shading cloth column; The shaft of the shading cloth is rotatably mounted on the side wall of the light box, the shading column is slidably mounted on the light box, one end of the shading cloth is connected to the shaft of the shading cloth, and the other end is connected to the shading post , and make the shading cloth under the glass cover. 6. A conductive film pinhole size detection tool according to claim 5, characterized in that, the light box is provided with a strip-shaped guide through hole, and the two ends of the shading column are all limited to the guide hole. through hole. 7. A conductive film pinhole size detection tool according to claim 5, characterized in that two groups of light-shielding components with the same structure are arranged on the light box. 8 . The tool for measuring the pinhole size of a conductive film according to claim 1 , wherein guide rounded corners are provided at both ends of the glass cover plate to guide the conductive film. 9 .

Images