CN105403573A - Visual detection mechanism for crack of solar cell panel - Google Patents
Visual detection mechanism for crack of solar cell panel Download PDFInfo
- Publication number
- CN105403573A CN105403573A CN201511029547.5A CN201511029547A CN105403573A CN 105403573 A CN105403573 A CN 105403573A CN 201511029547 A CN201511029547 A CN 201511029547A CN 105403573 A CN105403573 A CN 105403573A
- Authority
- CN
- China
- Prior art keywords
- camera
- solar panel
- travelling belt
- solar cell
- light source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/845—Objects on a conveyor
Abstract
The invention provides a visual detection mechanism for crack of a solar cell panel. The visual detection mechanism comprises a conveyor belt and a visual detection assembly. Solar cell panels are placed on the conveyor belt at an equal interval; the visual detection assembly comprises a first camera, first lens and first light source arranged over a solar cell panel about to enter a welding station, a second camera, second lens and second light source arranged over a solar cell panel having departed from the welding station, a data acquisition card, a display unit and an industrial control computer, wherein the first camera and the second camera are successively connected with the data acquisition card and the industrial control computer in a line connection manner, and the display unit is in line connection with the industrial control computer. The visual detection mechanism for crack of the solar cell panel employs combinations of the cameras, the lenses and the light sources to replace artificial detection of cracks on the solar cell panel, can effectively improve the detection speed and precision of a production line and prevents misjudgement and leak detection caused by fatigue of eyes of workers.
Description
Technical field
The present invention relates to solar panel manufacturing technology field, particularly relate to a kind of cracked testing agency of optic type solar panel.
Background technology
Existing solar module technological process many employings automated production, its technological process comprises cell piece sorting, and------stacked------------safety test--surveys--inspection eventually--links such as packaging to lamination to series welding eventually in wiping for rim frame and terminal box in solidification in middle inspection in monolithic welding, wherein, the monolithic welding of cell piece and series welding can adopt bonding machine to carry out simultaneously, can simplify welding technology.
At present, the thermal source of bonding machine welding is an infrared lamp, utilizes ultrared thermal effect, welding can be welded on Home Grid line with the form of multiple spot point.The length of welding is about 2 times of cell side length, is connected when the welding had more welds overleaf with the backplate of cell piece below.When welding, infrared heat source mechanism needs near cell piece, to heat to cell piece, due to cell piece height difference to some extent on a moving belt, easily when heating, crush cell piece, need hand inspection, if check not in place, the production of subsequent handling can be had a strong impact on.Can only find the solar panel that crackle is obvious during manual detection, and trickle slight crack cannot be detected, there is erroneous judgement and detection leakage phenomenon in manual detection, and detection efficiency is low, detection speed is slow.
Summary of the invention
Technical matters to be solved by this invention is: in order to overcome, manual detection solar panel in prior art is cracked to be existed undetected and detection efficiency is low, detection speed is slow deficiency, the invention provides a kind of cracked testing agency of optic type solar panel.
The present invention solves the technical scheme that its technical matters will adopt: a kind of cracked testing agency of optic type solar panel, comprise travelling belt and vision-based detection assembly, described solar panel is placed on described travelling belt at equal intervals, described vision-based detection assembly comprises the first camera be arranged on directly over the solar panel before entering welding post, first camera lens and the first light source, be arranged on the second camera directly over the solar panel after leaving welding post, second camera lens and secondary light source, data collecting card, display device and industrial computer, described first camera lens is connected with first camera optics, described first light source is set on described first camera lens excircle, described second camera lens is connected with second camera optics, described secondary light source is set on described second camera lens excircle, described first camera and second camera all with data collecting card and industrial computer connection successively, described display device and described industrial computer connection.
Before and after welding post, vision-based detection assembly is all set, solar panel enters the front state by first camera record solar energy cell panel of welding post, leave the state by second camera record solar energy cell panel after welding post, the picture signal of the first camera received and second camera collection is converted to the digital signal that industrial computer can identify by data collecting card, compared by the signal of the vision system on industrial computer to twice, can judge whether solar panel exists crackle according to comparative result, the crackle on eye recognition solar panel is replaced by camera, crack, improve the accuracy of detection and the efficiency of detection.
Preferably, in order to improve quality and the accuracy of detection of imaging, described first camera and second camera are CCD camera.CCD camera has the characteristic that volume is little, lightweight, not affected by magnetic fields, have anti-vibration and shock.
Further, also comprise vacuum suction assembly, described vacuum suction assembly comprises several adsorption plates, described adsorption plate is positioned at below described travelling belt, described adsorption plate inside is provided with cavity, described adsorption plate upper end has the described cavity of multiple connection and outside through hole, described travelling belt is provided with many exhausting holes along the direction of transfer of travelling belt, and through hole on described travelling belt is corresponding with the through hole on described adsorption plate, the distance between described travelling belt outermost two exhausting hole is less than the length of side of solar panel at travelling belt Width.Solar panel is frangible product, therefore, adopts vacuum suction assembly to be fixed on travelling belt by solar panel and transmits, both can ensure that effective transport also can reduce the probability of solar panel fragmentation.
Further, in order to remind the staff on side, also comprise warning device, described warning device and described industrial computer connection.Directly effectively can remind staff by warning device, be processed in time by cracked cell panel, avoiding omitting affects follow-up work.
The invention has the beneficial effects as follows: a kind of cracked testing agency of optic type solar panel provided by the invention, camera, camera lens and light source 3 is used to combine greatly the slight crack replaced on manual detection solar panel, effectively can improve detection speed and the precision of production line, greatly improve seed output and quality, reduce cost of labor, prevent the erroneous judgement that produces because of people's kopiopia and undetected simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is the structural representation of preferred embodiment;
Fig. 2 is the structural representation of travelling belt of the present invention.
In figure: 1, travelling belt, 2, solar panel, 3, adsorption plate, 4, cavity, 5, through hole, 6, first camera, 7, the first camera lens, the 8, first light source, 9, second camera, 10, the second camera lens, 11, secondary light source, 12, data collecting card, 13, display device, 14, warning device, 15, industrial computer, 16, industrial computer.
Embodiment
The present invention is described in detail by reference to the accompanying drawings now.This figure is the schematic diagram simplified, and only basic structure of the present invention is described in a schematic way, therefore it only shows the formation relevant with the present invention.
As shown in Figure 1-2, a kind of cracked testing agency of optic type solar panel of the present invention, comprise travelling belt 1, vacuum suction assembly and vision-based detection assembly, solar panel 2 is placed on travelling belt 1 at equal intervals, vacuum suction assembly comprises several adsorption plates 3, adsorption plate 3 is positioned at below travelling belt 1, adsorption plate 3 inside is provided with cavity 4, cavity 4 inside is connected with negative pressure system 16 gas circuit, adsorption plate 3 upper end has multiple connection cavity 4 and outside through hole 5, travelling belt 1 is provided with many exhausting holes 5 along the direction of transfer of travelling belt 1, through hole 5 in the present embodiment on adsorption plate 3 and travelling belt 1 is four rows, and through hole 5 on travelling belt 1 is corresponding with the through hole 5 on adsorption plate 3, distance a between travelling belt 1 outermost two exhausting hole 5 is less than the side length b of solar panel 2 at travelling belt 1 Width, adsorption plate 3 is fixed on workbench, travelling belt 1 moves at adsorption plate 3 upper surface.
Vision-based detection assembly comprises the first camera 6 be arranged on directly over the solar panel 2 before entering welding post, first camera lens 7 and the first light source 8, be arranged on the second camera 9 directly over the solar panel 2 after leaving welding post, second camera lens 10 and secondary light source 11, data collecting card 12, display device 13, warning device 14 and industrial computer 15, first camera lens 7 is connected with first camera 6 optics, first light source 8 is set on the first camera lens 7 excircle, second camera lens 10 is connected with second camera 9 optics, secondary light source 11 is set on the second camera lens 10 excircle, first camera 6 and second camera 9 all with data collecting card 12 and industrial computer 15 connection successively, display device 13 and warning device 14 and industrial computer 15 connection.Preferably, first camera 6 and second camera 9 are CCD camera; Warning device 14 is audible-visual annunciator.
The course of work:
Solar panel 2 enters the front state by first camera 6 record solar energy cell panel 2 of welding post, leave the state by second camera 9 record solar energy cell panel 2 again after welding post, the picture signal that the first camera 6 received and second camera 9 gather is converted to the digital signal that industrial computer 15 can identify by data collecting card 12, compared by the signal of the vision system on industrial computer 15 to twice, can judge whether solar panel 2 exists crackle according to comparative result, if detect that solar panel 2 is cracked, then show cracked position by display device 13, staff is reminded to process in time by warning device 14.Replaced the crackle on eye recognition solar panel 2, crack by camera, improve the accuracy of detection and the efficiency of detection.
As shown in fig. 1, the dotted line below the first camera lens 7 represents the coverage of first camera 6, and the dotted line below the second camera lens 10 represents the coverage of second camera 9.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff not departing from scope of the present invention, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on instructions, must determine its technical scope according to right.
Claims (4)
1. the cracked testing agency of optic type solar panel, it is characterized in that: comprise travelling belt (1) and vision-based detection assembly, described solar panel (2) is placed on described travelling belt (1) at equal intervals, described vision-based detection assembly comprises the first camera (6) be arranged on directly over the solar panel before entering welding post (2), first camera lens (7) and the first light source (8), be arranged on the second camera (9) directly over the solar panel (2) after leaving welding post, second camera lens (10) and secondary light source (11), data collecting card (12), display device (13) and industrial computer (15), described first camera lens (7) is connected with first camera (6) optics, described first light source (8) is set on described first camera lens (7) excircle, described second camera lens (10) is connected with second camera (9) optics, described secondary light source (11) is set on described second camera lens (10) excircle, described first camera (6) and second camera (9) all with data collecting card (12) and industrial computer (15) connection successively, described display device (13) and described industrial computer (15) connection.
2. the cracked testing agency of optic type solar panel as claimed in claim 1, is characterized in that: described first camera (6) and second camera (9) are CCD camera.
3. the cracked testing agency of optic type solar panel as claimed in claim 2, it is characterized in that: also comprise vacuum suction assembly, described vacuum suction assembly comprises several adsorption plates (3), described adsorption plate (3) is positioned at described travelling belt (1) below, described adsorption plate (3) inside is provided with cavity (4), described adsorption plate (3) upper end has the described cavity of multiple connection (4) and outside through hole (5), described travelling belt (1) is provided with many exhausting holes (5) along the direction of transfer of travelling belt (1), and through hole (5) on described travelling belt (1) is corresponding with the through hole (5) on described adsorption plate (3), distance between described travelling belt (1) outermost two exhausting hole (5) is less than the length of side of solar panel (2) at travelling belt (1) Width.
4. the cracked testing agency of optic type solar panel as claimed in claim 3, is characterized in that: also comprise warning device (14), described warning device (14) and described industrial computer (15) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511029547.5A CN105403573A (en) | 2015-12-31 | 2015-12-31 | Visual detection mechanism for crack of solar cell panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511029547.5A CN105403573A (en) | 2015-12-31 | 2015-12-31 | Visual detection mechanism for crack of solar cell panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105403573A true CN105403573A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511029547.5A Pending CN105403573A (en) | 2015-12-31 | 2015-12-31 | Visual detection mechanism for crack of solar cell panel |
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| Country | Link |
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| CN (1) | CN105403573A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624242A (en) * | 2017-03-04 | 2017-05-10 | 常州亿晶光电科技有限公司 | Welding system for serially welding solar cells |
| CN110261777A (en) * | 2019-07-09 | 2019-09-20 | 安徽新动新能源科技有限公司 | A kind of test device in battery pack production process |
| CN112730431A (en) * | 2020-12-23 | 2021-04-30 | 上海兰钧新能源科技有限公司 | Visual detection device and method and lithium battery production system |
| CN114280067A (en) * | 2021-12-28 | 2022-04-05 | 信利(仁寿)高端显示科技有限公司 | Detection device and detection method for identifying mask fragments and cracks |
-
2015
- 2015-12-31 CN CN201511029547.5A patent/CN105403573A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624242A (en) * | 2017-03-04 | 2017-05-10 | 常州亿晶光电科技有限公司 | Welding system for serially welding solar cells |
| CN110261777A (en) * | 2019-07-09 | 2019-09-20 | 安徽新动新能源科技有限公司 | A kind of test device in battery pack production process |
| CN112730431A (en) * | 2020-12-23 | 2021-04-30 | 上海兰钧新能源科技有限公司 | Visual detection device and method and lithium battery production system |
| CN112730431B (en) * | 2020-12-23 | 2022-12-16 | 上海兰钧新能源科技有限公司 | Visual detection device and method and lithium battery production system |
| CN114280067A (en) * | 2021-12-28 | 2022-04-05 | 信利(仁寿)高端显示科技有限公司 | Detection device and detection method for identifying mask fragments and cracks |
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| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160316 |
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| WD01 | Invention patent application deemed withdrawn after publication |