CN219201413U - PVC area glued membrane detection device - Google Patents
PVC area glued membrane detection device Download PDFInfo
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- CN219201413U CN219201413U CN202223608371.7U CN202223608371U CN219201413U CN 219201413 U CN219201413 U CN 219201413U CN 202223608371 U CN202223608371 U CN 202223608371U CN 219201413 U CN219201413 U CN 219201413U
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Abstract
The utility model discloses a PVC (polyvinyl chloride) adhesive film detection device which comprises a PVC film discharging roller, a gluing device, a first CCD (charge coupled device) camera, a strip-shaped light source, a second CCD camera, a surface light source, a controller and a PVC film collecting roller, wherein the PVC film discharging roller is used for discharging PVC films, the PVC films led out by the PVC film discharging roller sequentially pass through the gluing device, the first CCD camera, the second CCD camera and are wound by the PVC film collecting roller, the strip-shaped light source and the first CCD camera are arranged at intervals, the first CCD camera faces towards the PVC films vertically, and the included angle between the light direction emitted by the strip-shaped light source and the PVC films is 10-30 degrees; the second CCD camera and the area light source are respectively positioned at two sides of the PVC film, the second CCD camera faces the PVC film vertically, and the luminous surface of the area light source is parallel to the PVC film. The technical scheme is used for solving the technical problem that the existing film surface defect detection device has insufficient detection precision.
Description
Technical Field
The utility model belongs to the technical field of PVC adhesive film production equipment, and particularly relates to a PVC adhesive film detection device.
Background
The PVC tape adhesive film comprises a PVC film and hot melt adhesive positioned on the PVC film, and mainly aims to cover the upper layer and the lower layer of the PVC card, the PVC card is heated and pressurized through a laminated board to form a very bright surface, the adhesive force between the PVC white card and the film is enhanced, and the PVC tape adhesive film is covered after patterns are printed on the PVC card, so that the purpose is to protect the surface patterns and improve the waterproof performance and the durability.
After the glue is coated on the PVC adhesive film, the glue coating quality of the PVC adhesive film needs to be detected, and the existing more automatic mode is to detect the surface defects through a machine vision device, as disclosed in patent CN202210880989.4, however, the existing machine vision device does not consider the influence of the light angle on defect display, so that the problem of insufficient detection precision exists.
Disclosure of Invention
Aiming at the technical problem that the existing film surface defect detection device has insufficient detection precision, the utility model provides the PVC adhesive film detection device which can effectively improve the detection precision of surface gluing defects.
The utility model provides a PVC (polyvinyl chloride) adhesive film detection device which comprises a PVC film discharging roller, a gluing device, a first CCD (charge coupled device) camera, a strip-shaped light source, a second CCD camera, a surface light source, a controller and a PVC film collecting roller, wherein the PVC film discharging roller is used for discharging PVC films, the PVC films led out by the PVC film discharging roller sequentially pass through the gluing device, the first CCD camera, the second CCD camera and are wound by the PVC film collecting roller, the strip-shaped light source and the first CCD camera are arranged at intervals, the first CCD camera faces towards the PVC films vertically, and the included angle between the light direction emitted by the strip-shaped light source and the PVC films is 10-30 degrees; the second CCD camera and the area light source are respectively positioned at two sides of the PVC film, the second CCD camera faces the PVC film vertically, the light emitting surface of the area light source is parallel to the PVC film, and the controller is respectively and electrically connected with the first CCD camera and the second CCD camera.
Further, the PVC film coating device further comprises a supporting platform, and the coating device and the supporting platform are positioned on two sides of the PVC film.
Further, the intelligent control system also comprises an alarm device, and the controller is electrically connected with the alarm device.
When the PVC adhesive film detection device detects the surface adhesive coating quality of the PVC adhesive film, the adhesive coated PVC film passes through the first CCD camera and the strip-shaped light source, and the included angle between the direction of light rays emitted by the strip-shaped light source and the PVC film is 10-30 degrees, so that when the hot melt adhesive represented by the PVC film has uneven local thickness or is sunken, local shadow can appear in the imaging of the first CCD camera through light irradiation with a small angle with the PVC film; then the glued PVC film passes through the second CCD camera and the surface light source, wherein the surface light source is mainly used for detecting impurities on the surface of the PVC film, and when the impurities exist on the surface of the PVC film, the light is blocked, and then the light is identified by the second CCD camera; through the cooperation of first CCD camera with the second CCD camera, can greatly improve the defect detection precision of PVC area glued membrane's surface rubber coating.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a device for detecting a PVC adhesive film.
Detailed Description
The utility model discloses a PVC adhesive film detection device which can effectively improve the detection precision of surface gluing defects.
The following description of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the utility model discloses a PVC (polyvinyl chloride) adhesive film detection device, which comprises a PVC film discharging roller 1, a gluing device 2, a first CCD (charge coupled device) camera 5, a strip-shaped light source 6, a second CCD camera 7, a surface light source 8, a controller and a PVC film receiving roller 9, wherein the PVC film discharging roller 1 is used for discharging PVC films, the PVC films led out by the PVC film discharging roller 1 sequentially pass through the gluing device 2, the first CCD camera 5, the second CCD camera 7 and are wound by the PVC film receiving roller 9, the strip-shaped light source 6 and the first CCD camera 5 are arranged at intervals, the first CCD camera 5 faces towards the PVC films vertically, and the included angle between the light direction emitted by the strip-shaped light source 6 and the PVC films is 10-30 degrees; the second CCD camera 7 and the surface light source 8 are respectively located at two sides of the PVC film, the second CCD camera 7 faces the PVC film vertically, the light emitting surface of the surface light source 8 is parallel to the PVC film, and the controller is respectively and electrically connected with the first CCD camera 5 and the second CCD camera 7.
The PVC film coating device further comprises a supporting platform 3, wherein the glue coating device 2 and the supporting platform 3 are positioned on two sides of the PVC film.
The intelligent control system also comprises an alarm device, and the controller is electrically connected with the alarm device.
When the PVC adhesive film detection device detects the surface adhesive coating quality of the PVC adhesive film, the adhesive coated PVC film passes through the first CCD camera 5 and the strip-shaped light source 6, and the included angle between the direction of the light emitted by the strip-shaped light source 6 and the PVC film is 10-30 degrees, so that when the hot melt adhesive represented by the PVC film has uneven local thickness or is sunken, local shadow can appear in the imaging of the first CCD camera 5 through light irradiation with a small angle with the PVC film; then the glued PVC film passes through the second CCD camera 7 and the surface light source 8, the surface light source 8 is mainly used for detecting impurities on the surface of the PVC film, and when the impurities exist on the surface of the PVC film, the light is blocked, and then the light is identified by the second CCD camera 7; through the cooperation of the first CCD camera 5 and the second CCD camera 7, the defect detection precision of the surface gluing of the PVC adhesive film can be greatly improved.
The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.
Claims (3)
1. The utility model provides a PVC area glued membrane detection device, its characterized in that includes PVC membrane blowing roller, rubber coating device, first CCD camera, bar light source, second CCD camera, area light source, controller and PVC membrane receipts material roller, PVC membrane blowing roller is used for the blowing of PVC membrane, by the PVC membrane that the PVC membrane blowing roller derived is passed through in proper order rubber coating device first CCD camera second CCD camera and by the rolling of PVC membrane receipts material roller, bar light source with first CCD camera interval sets up, just first CCD camera is perpendicular towards the PVC membrane, the light direction that the bar light source launched with the PVC membrane contained angle is 10 ~ 30; the second CCD camera and the area light source are respectively positioned at two sides of the PVC film, the second CCD camera faces the PVC film vertically, the light emitting surface of the area light source is parallel to the PVC film, and the controller is respectively and electrically connected with the first CCD camera and the second CCD camera.
2. The device for detecting the adhesive film of the PVC film according to claim 1, further comprising a supporting platform, wherein the adhesive coating device and the supporting platform are positioned on two sides of the PVC film.
3. The device for detecting the adhesive film on the PVC film according to claim 1, further comprising an alarm device, wherein the controller is electrically connected with the alarm device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223608371.7U CN219201413U (en) | 2022-12-30 | 2022-12-30 | PVC area glued membrane detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223608371.7U CN219201413U (en) | 2022-12-30 | 2022-12-30 | PVC area glued membrane detection device |
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| CN219201413U true CN219201413U (en) | 2023-06-16 |
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| CN202223608371.7U Active CN219201413U (en) | 2022-12-30 | 2022-12-30 | PVC area glued membrane detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117783115A (en) * | 2023-12-29 | 2024-03-29 | 常州正邦数码科技有限公司 | CCD outward appearance on-line measuring system and device for functional film |
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2022
- 2022-12-30 CN CN202223608371.7U patent/CN219201413U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117783115A (en) * | 2023-12-29 | 2024-03-29 | 常州正邦数码科技有限公司 | CCD outward appearance on-line measuring system and device for functional film |
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