CN210005452U - apparent image acquisition system of PVC floor - Google Patents
apparent image acquisition system of PVC floor Download PDFInfo
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- CN210005452U CN210005452U CN201920711718.XU CN201920711718U CN210005452U CN 210005452 U CN210005452 U CN 210005452U CN 201920711718 U CN201920711718 U CN 201920711718U CN 210005452 U CN210005452 U CN 210005452U
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- pvc floor
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Abstract
The utility model discloses an apparent image acquisition system on PVC floor, including product carrier, subassembly frame, light source at least and two cameras, the product carrier is used for bearing the weight of the PVC floor, and the subassembly frame is fixed to be set up, and the light source is installed on the subassembly frame, all cameras are all installed on the subassembly frame, and the angle that two arbitrary cameras were shot is different the utility model discloses an apparent image acquisition system on PVC floor has utilized the different apparent defect characteristics of the not appearance of characteristics that appear under different angles on the PVC floor, and the different visual angle photos on PVC floor are gathered to the camera through different shooting angles for in subsequent defect detection, defect detection has enough image samples to discern as much as possible apparent defect, is favorable to improving follow-up defect detection's accuracy.
Description
Technical Field
The utility model relates to an image acquisition technical field especially relates to an apparent image acquisition system on kinds of PVC floor.
Background
The PVC floor is popular novel light floor decorating materials, also called light floor materials, which are generally accepted in large and medium-sized cities in China, is used very much, the PVC floor is floor produced by adopting polyvinyl chloride materials, in particular polyvinyl chloride and copolymer resin thereof are used as main raw materials, auxiliary materials such as filler, plasticizer, stabilizer, colorant and the like are added, and the floor is produced on a sheet-shaped continuous base material by a coating process or a calendaring, extruding or extruding process.
In the process of producing the PVC floor, defective products such as bright bubbles, bulges, flaky impurities and the like are randomly generated in the production process, have no fixed shape and size, and have various apparent defects, mainly comprising 8 bright bubbles, bulges, damaged edges, dents, flaky impurities, scratches, creases and white edges, wherein some apparent defects can not be observed by naked eyes under , so that defective products can be separated by carefully observing and distinguishing from different angles, and therefore, a traditional single -angle image acquisition system cannot assist an automatic defect detection system for detecting the apparent defects of the PVC floor to complete a detection task because the visual angle of an acquired image sample is too single .
Disclosure of Invention
The invention aims to overcome the defects in the prior art, the utility model provides an apparent image acquisition system for PVC floors, which aims to provide enough multi-angle image samples for an automatic defect detection system for subsequent defect detection.
The technical scheme is as follows: in order to achieve the above object, the utility model discloses an apparent image acquisition system on PVC floor, include:
a product carrier for carrying a PVC floor;
a component frame fixedly arranged;
at least light source mounted on the component rack, and
and the at least two cameras are arranged on the component frame, and the shooting angles of any two cameras are different.
Optionally, there are several of the cameras and/or light sources that are adjustable in position relative to the component rack.
Optionally, the method further comprises:
an adjustment assembly mounted on the assembly rack, by which a camera and/or a light source, the position of which is adjustable relative to the assembly rack, is mounted on the assembly rack; and
a control unit which can control the adjusting component to operate to enable the camera and/or the light source on the adjusting component to move relative to the component rack.
Optionally, the adjustment assembly comprises:
a movable mount for carrying the camera or light source;
an adjustment rail on which the moving seat is slidably mounted; and
a driving unit for driving the movable base to move relative to the adjusting rail.
Optionally, the drive unit comprises:
a rack fixed relative to the adjustment rail;
a pinion gear meshed with the rack; and
a motor installed on the moving seat, and the pinion is fixed on an output shaft thereof.
Alternatively, the adjustment assembly may be rotatable integrally with respect to the assembly holder.
Optionally, the adjusting rail is arc-shaped, and correspondingly, the rack is also arc-shaped.
Optionally, the light source comprises a diffuse light source and a direct light source.
The utility model has the beneficial effects that the utility model discloses an apparent image acquisition system on PVC floor has utilized the not appearance characteristics of characteristics that the different apparent defects appear under different angles on the PVC floor, and the camera through different shooting angles gathers the different visual angle photos on PVC floor for in subsequent defect detection, defect detection has sufficient image sample to discern as many apparent defects as possible, is favorable to improving the accuracy of subsequent defect detection.
Drawings
FIG. 1 is an overall structure diagram of an apparent image acquisition system of a PVC floor;
FIG. 2 is a view of the structure of the parts other than the product carrier;
FIG. 3 is a flow chart of an apparent image acquisition method of a PVC floor;
FIG. 4 is a flow chart of a method for identifying the type of PVC flooring.
Detailed Description
The present invention will be further described in with reference to the accompanying drawings.
The apparent image capture system for PVC flooring (hereinafter "capture system") as shown in fig. 1 comprises a product carrier 1, a component rack 2, at least light sources 3 and at least two cameras 4.
The product carrier 1 is used for carrying a PVC floor, and may be a static platform for placing the PVC floor, or a dynamic industrial transmission device such as a conveyor belt and a conveyor roller that have transmission and transportation functions of the PVC floor, and in this embodiment, the product carrier 1 is the latter, and can continuously transport the PVC floor to the image acquisition position and transport the PVC floor that has completed image acquisition.
Optionally, in order to facilitate multi-view image acquisition according to different types of PVC floors, the position of the cameras 4 and/or the light sources 3 can be adjusted relative to the assembly frame 2, and by adjusting the positions of the cameras 4 and/or the light sources 3, appropriate light source irradiation angles and shooting angles can be adjusted according to characteristics of the PVC floors, for example, the difference between the lighting angle and the shooting angle of a bright PVC floor and a matte PVC floor is large.
Specifically, as shown in fig. 2, in order to adjust the positions of the camera 4 and the light source 3, the acquisition system further includes an adjustment assembly 5 and a control unit. An adjusting component 5 is arranged on the component frame 2, and a camera 4 or a light source 3 with a movable position is arranged on the component frame 2 through the adjusting component 5; the control unit may control the adjustment assembly 5 to operate such that the camera 4 and/or the light source 3 thereon move relative to the assembly stand 2.
The adjusting assembly 5 comprises a moving seat 51, an adjusting rail 52 and a driving unit 53, wherein the moving seat 51 is used for carrying the camera 4 or the light source 3, the moving seat 51 is slidably mounted on the adjusting rail 52, the driving unit 53 is used for driving the moving seat 51 to move relative to the adjusting rail 52, a plurality of sets of moving seats 51 can be matched on the adjusting rail 52 of , and each moving seat 51 is provided with sets of driving units 53.
Wherein the driving unit 53 comprises a rack 531, a pinion 532 and a motor 533, the rack 531 is fixed relative to the adjustment rail 52, and the pinion 532 is meshed with the rack 531; the motor 533 is mounted on the movable base 51, the pinion 532 is fixed on the output shaft, and the control unit is connected to the motor 533 for controlling, so that the control unit can move the camera 4 or the light source 3 relative to the component frame 2 by controlling the motor 533 to operate.
Preferably, the adjusting rail 52 has a circular arc shape, and correspondingly, the rack 531 has a circular arc shape, so that the irradiation position or the photographing center thereof does not deviate from the PVC floor as the light source 3 or the camera 4 moves, and it is not necessary to adjust the pitch angle of the light source 3 or the camera 4 simultaneously as the driving unit 53 moves.
Preferably, all the movable light sources 3 are installed on adjusting assemblies 5, all the movable cameras 4 are installed on another adjusting assemblies 5, and the two adjusting assemblies 5 can respectively and integrally rotate relative to the assembly frame 2, each adjusting assembly 5 is driven by independent rotating motors 6 to rotate relative to the assembly frame 2, the rotating centers of the two adjusting assemblies 5 are overlapped, the two adjusting assemblies 5 are mutually staggered in the vertical direction, so that the moving spaces of the two adjusting assemblies do not interfere with each other, when the phases of the two adjusting assemblies 5 are the same, the light sources 3 on the two adjusting assemblies and the cameras 4 are mutually staggered in the left-right direction, so that the light sources 3 and the cameras 4 cannot mutually shield and influence each other, wherein the adjusting assemblies 5 are directly driven by rotating motors 6, the adjusting assemblies 5 are indirectly driven by another rotating motors 6 through transmission assemblies 9, and the two adjusting assemblies 5 are respectively driven by the respective rotating motors 6, so that the two adjusting assemblies 5 can relatively rotate, and more combinations of lighting angles and shooting angles are realized, and the adjusting assemblies are suitable for acquiring images of PVC floors of more types.
Optionally, each light source 3 includes two light source forms of a diffuse light source and a direct light source, the diffuse light source or the direct light source can be selectively turned on according to the requirements of different models of products or different lighting angles, and the brightness and the color temperature of the light sources of the direct light source and the diffuse light source can be adjusted.
The utility model also discloses an apparent image acquisition method on kinds of PVC floors, it is applied to the control unit, as shown in FIG. 3, the method includes following step S701-S704:
step S701, acquiring light source parameters and camera position data corresponding to the PVC floor according to the type of the PVC floor, wherein the light source parameters comprise light source type, light source brightness, color temperature and light source position;
step S702, controlling the operation of the adjusting component 5 to enable each light source 3 and each camera 4 to reach the corresponding position;
step S703, adjusting the type, brightness and color temperature of the light source according to the light source parameters;
in step S704, the apparent image of the PVC floor is captured by each camera 4.
According to the image acquisition requirement, the above steps S702 to S704 may be repeated many times, and the light source parameters of at least light sources 3 or the positions of at least cameras 4 are changed each time, so that the multi-shot angle and multi-view shooting is performed in a divided manner, thereby ensuring that sufficient image data is acquired.
Optionally, as shown in fig. 4, before acquiring the light source parameters and the camera position data corresponding to the PVC floor according to the model of the PVC floor, the following steps S801-S802 are further included:
step S801, pre-acquiring an image of the PVC floor on the product carrier 1 by the camera 4;
and S802, comparing the patterns according to the image to confirm the model of the PVC floor.
According to the steps S801 to S802, the system can obtain the model of the PVC floor by comparing the pre-acquired image of the PVC floor with the images of all models of PVC floors in the preset database without manual intervention of a worker, and certainly, the step of obtaining the model of the PVC floor by the system can be completed by manual assistance (i.e. manually inputting the corresponding model).
The utility model discloses an apparent image acquisition system on PVC floor has utilized the not characteristics of appearance of the characteristic that the different apparent defects appeared under different angles on the PVC floor, and the different visual angle photos on PVC floor are gathered to the camera through different shooting angles for in subsequent defect detection, defect detection has sufficient image sample to discern as much as possible apparent defect, is favorable to improving the accuracy that subsequent defect detected.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1, apparent image acquisition system of PVC floor, characterized by that, include:
a product carrier for carrying a PVC floor;
a component frame fixedly arranged;
at least light source mounted on the component rack, and
at least two cameras, which are arranged on the component frame and have different shooting angles;
a plurality of said cameras and/or light sources are adjustable in position relative to said assembly frame;
the apparent image acquisition system of PVC floor still includes:
an adjustment assembly mounted on the assembly rack, by which a camera and/or a light source, the position of which is adjustable relative to the assembly rack, is mounted on the assembly rack; and
a control unit which can control the adjusting component to operate to enable the camera and/or the light source on the adjusting component to move relative to the component rack.
2. The PVC floor appearance image capturing system of claim 1, wherein the adjustment assembly comprises:
a movable mount for carrying the camera or light source;
an adjustment rail on which the moving seat is slidably mounted; and
a driving unit for driving the movable base to move relative to the adjusting rail.
3. The PVC floor appearance image capturing system of claim 2, wherein the driving unit comprises:
a rack fixed relative to the adjustment rail;
a pinion gear meshed with the rack; and
a motor installed on the moving seat, and the pinion is fixed on an output shaft thereof.
4. The PVC floor appearance image capturing system of claim 1, wherein the adjustment assembly is rotatable as a whole relative to the assembly rack.
5. The PVC floor appearance image capture system of claim 3, wherein the adjustment rail is arcuate and correspondingly the rack is arcuate.
6. The PVC flooring apparent image capture system of claim 1, wherein the light source comprises a diffuse light source and a direct light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920711718.XU CN210005452U (en) | 2019-05-17 | 2019-05-17 | apparent image acquisition system of PVC floor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920711718.XU CN210005452U (en) | 2019-05-17 | 2019-05-17 | apparent image acquisition system of PVC floor |
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| CN210005452U true CN210005452U (en) | 2020-01-31 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678921A (en) * | 2020-06-19 | 2020-09-18 | 京东方科技集团股份有限公司 | Optical detection device |
| CN113252691A (en) * | 2021-05-25 | 2021-08-13 | 博众精工科技股份有限公司 | Product defect detector and detection method |
| CN114216905A (en) * | 2021-12-13 | 2022-03-22 | 中国科学院半导体研究所 | Multi-angle optical characteristic analysis device for submerged bubbles |
| CN116101708A (en) * | 2022-11-15 | 2023-05-12 | 扬州富铭新材料有限公司 | Apparent defect detection device and method for PVC floor |
-
2019
- 2019-05-17 CN CN201920711718.XU patent/CN210005452U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678921A (en) * | 2020-06-19 | 2020-09-18 | 京东方科技集团股份有限公司 | Optical detection device |
| CN111678921B (en) * | 2020-06-19 | 2024-04-16 | 京东方科技集团股份有限公司 | Optical detection device |
| CN113252691A (en) * | 2021-05-25 | 2021-08-13 | 博众精工科技股份有限公司 | Product defect detector and detection method |
| CN114216905A (en) * | 2021-12-13 | 2022-03-22 | 中国科学院半导体研究所 | Multi-angle optical characteristic analysis device for submerged bubbles |
| CN114216905B (en) * | 2021-12-13 | 2024-04-09 | 中国科学院半导体研究所 | Multi-angle optical characteristic analysis device for submerged bubbles |
| CN116101708A (en) * | 2022-11-15 | 2023-05-12 | 扬州富铭新材料有限公司 | Apparent defect detection device and method for PVC floor |
| CN116101708B (en) * | 2022-11-15 | 2023-09-29 | 扬州富铭新材料有限公司 | Apparent defect detection device and method for PVC floor |
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