CN113770164B - Separation device and method for separating glass plates of photovoltaic modules - Google Patents
Separation device and method for separating glass plates of photovoltaic modules Download PDFInfo
- Publication number
- CN113770164B CN113770164B CN202111201751.6A CN202111201751A CN113770164B CN 113770164 B CN113770164 B CN 113770164B CN 202111201751 A CN202111201751 A CN 202111201751A CN 113770164 B CN113770164 B CN 113770164B
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- Prior art keywords
- photovoltaic module
- adhesive layer
- eva adhesive
- pneumatic
- glass plate
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- 239000011521 glass Substances 0.000 title claims abstract description 78
- 238000000926 separation method Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title abstract description 8
- 239000012790 adhesive layer Substances 0.000 claims abstract description 47
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000003292 glue Substances 0.000 claims description 13
- 239000010410 layer Substances 0.000 claims description 12
- 238000007667 floating Methods 0.000 claims description 11
- 238000007790 scraping Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/20—Waste processing or separation
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a separation device and a separation method for separating glass plates of photovoltaic modules, wherein the separation device comprises a first conveying mechanism, a stripping mechanism and a second conveying mechanism which are sequentially arranged, the first conveying mechanism is used for conveying the photovoltaic modules which are heated and contain the glass plates and EVA adhesive layers to the stripping mechanism, the stripping mechanism is used for stripping the EVA adhesive layers on the glass plates, the second conveying mechanism is used for conveying out the glass plates after the EVA adhesive layers are stripped, the stripping mechanism comprises a positioning roller and a plurality of pneumatic cutters, the pneumatic cutters are arranged along the advancing direction perpendicular to the photovoltaic modules, and the positioning roller is positioned above the pneumatic cutters. According to the separating device and method for separating the glass plates of the photovoltaic module, the purpose of separating the complete glass plates is achieved in a mechanical separation mode, so that the glass plates can be reused, and the cost is reduced.
Description
Technical Field
The invention belongs to the technical field of photovoltaic module recovery, and particularly relates to a separation device and a separation method for separating glass plates of a photovoltaic module.
Background
The photovoltaic industry is rapidly developing as a clean, renewable energy source. The photovoltaic module mainly comprises a glass plate, an EVA adhesive layer, a battery piece, a back plate, a junction box, a frame and the like, wherein materials above nine ingredients can be recycled, and the photovoltaic module has considerable recycling value and high economic profit. Therefore, the photovoltaic module material after reaching the service life is recycled, so that the problem of shortage of raw materials of the photovoltaic device can be relieved to a certain extent, and the pollution to the environment can be avoided.
The typical recycling process for photovoltaic modules includes: disassembling the junction box and the frame, separating the backboard, adopting a crushing screening method for the rest components, crushing the glass plate, the EVA adhesive layer and the battery piece together, then adopting modes such as vibration and the like for the mixture to realize glass separation, and then recycling materials such as silicon, silver, aluminum and the like in the rest fragments. In this recycling process, the glass sheets in the photovoltaic module are crushed and cannot be reused.
Disclosure of Invention
In view of the defects in the prior art, the invention provides a device and a method for separating glass plates of a photovoltaic module, which are used for solving the problem that the glass plates are crushed and cannot be reused in the existing recovery process of the retired photovoltaic module.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention firstly provides a separating device for separating glass plates of a photovoltaic module, which comprises a first conveying mechanism, a peeling mechanism and a second conveying mechanism which are sequentially arranged, wherein the first conveying mechanism is used for conveying the photovoltaic module comprising the glass plates and an EVA adhesive layer to the peeling mechanism, the peeling mechanism is used for peeling the EVA adhesive layer on the glass plates, and the second conveying mechanism is used for conveying out the glass plates after the EVA adhesive layer is peeled;
the stripping mechanism comprises a positioning roller and a plurality of pneumatic cutters, the pneumatic cutters are arranged along the advancing direction perpendicular to the photovoltaic module, and the positioning roller is positioned above the pneumatic cutters; when the photovoltaic module is conveyed to the stripping mechanism, the positioning roller guides the photovoltaic module to the second conveying mechanism and pushes the photovoltaic module towards the pneumatic cutters, and the pneumatic cutters apply acting force on the surface of the glass plate and scrape the EVA adhesive layer on the surface of the glass plate along with the advancing of the photovoltaic module.
Preferably, the pneumatic cutter comprises a cutter, a spring, a cylinder pushing block, a floating threaded joint, a cylinder and a base; the cutter is elastically connected with the air cylinder pushing block through the spring, the air cylinder pushing block is in floating connection with the air cylinder through the floating threaded joint, and the air cylinder is fixedly connected to the base.
Preferably, the pneumatic cutter is further provided with a baffle plate, the baffle plate is fixedly connected to the base, a screw rod sliding block assembly is arranged on the baffle plate, and the cutter is connected to the screw rod sliding block assembly.
Preferably, the pneumatic cutter is further provided with a rib plate, and the rib plate is connected to the baffle plate and the chassis.
Preferably, the width of the cutter is 8 cm-16 cm.
Preferably, the stripping mechanism is further provided with a mounting base, the plurality of pneumatic cutters are assembled on the mounting base, the plurality of pneumatic cutters are arranged in two rows on the mounting base, the pneumatic cutters in the same row are sequentially arranged along the left-right direction of the base, and the pneumatic cutters in different rows are alternately arranged along the front-back direction of the base.
Preferably, the first conveying mechanism and the second conveying mechanism are respectively a pair-roller conveying mechanism.
Preferably, the separating device further comprises a heating mechanism, and the heating mechanism is used for heating the photovoltaic module before being sent into the first conveying mechanism so as to soften the EVA adhesive layer.
The invention also provides a separation method for separating glass plates of a photovoltaic module, wherein the separation device is adopted, and the separation method comprises the following steps:
removing the frame and the backboard on the photovoltaic module by mechanical separation, so that the removed photovoltaic module comprises a glass plate and an EVA adhesive layer connected to the glass plate;
heating a photovoltaic module comprising a glass plate and an EVA adhesive layer to soften the EVA adhesive layer;
transmitting the photovoltaic module comprising the glass plate and the EVA adhesive layer to the stripping mechanism by the first transmission mechanism;
scraping the EVA adhesive layer on the surface of the glass plate by a stripping mechanism;
and conveying the glass plate after the EVA adhesive layer is peeled off out by the second conveying mechanism.
In one embodiment, in the step of softening the EVA glue layer by heating, the heating temperature is 120 ℃ to 200 ℃.
The invention provides a separation device and a separation method for separating a glass plate of a photovoltaic module, which are characterized in that a frame and a back plate on the photovoltaic module are separated and removed by adopting mechanical separation, the photovoltaic module comprising the glass plate and an EVA adhesive layer is heated to soften the EVA adhesive layer, the heated photovoltaic module is conveyed to a stripping mechanism through a first conveying mechanism, the EVA adhesive layer on the glass plate is stripped by the stripping mechanism, the glass plate stripped with the EVA adhesive layer is conveyed out by a second conveying mechanism, and the complete glass plate is separated in a mechanical separation mode, so that the glass plate can be completely recycled and can be reused, and the cost is reduced.
Drawings
FIG. 1 is a schematic diagram of a separation device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of the front structure of a pneumatic cutter according to an embodiment of the present invention;
FIG. 3 is a schematic side view of a pneumatic cutter according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the arrangement of the pneumatic cutters in the stripping mechanism provided by the embodiment of the invention;
fig. 5 is a top view of fig. 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings. Examples of these preferred embodiments are illustrated in the accompanying drawings. The embodiments of the invention shown in the drawings and described in accordance with the drawings are merely exemplary and the invention is not limited to these embodiments.
It should be noted here that, in order to avoid obscuring the present invention due to unnecessary details, only structures and/or processing steps closely related to the solution according to the present invention are shown in the drawings, while other details not greatly related to the present invention are omitted.
The embodiment firstly provides a separation device for separating a glass plate of a photovoltaic module, which is used for separating the glass plate and an EVA adhesive layer of the photovoltaic module after removing a frame and a backboard. As shown in fig. 1, the separating device comprises a first conveying mechanism 1, a peeling mechanism 2 and a second conveying mechanism 3 which are sequentially arranged, wherein the first conveying mechanism 1 is used for conveying a photovoltaic module 4 comprising a glass plate 41 and an EVA adhesive layer 42 to the peeling mechanism 2, the peeling mechanism 2 is used for peeling the EVA adhesive layer 42 on the glass plate 41, and the second conveying mechanism 3 is used for conveying out the glass plate 41 after the EVA adhesive layer 42 is peeled.
The stripping mechanism 2 comprises a positioning roller 5 and a plurality of pneumatic cutters 6, the plurality of pneumatic cutters 6 are arranged along a direction perpendicular to the travelling direction of the photovoltaic module 4, and the positioning roller 5 is positioned above the plurality of pneumatic cutters 6; when the photovoltaic module 4 is transferred to the peeling mechanism 2, the positioning roller 5 guides the photovoltaic module 4 to the second transfer mechanism 3 and pushes the plurality of pneumatic cutters 6, and the plurality of pneumatic cutters 6 apply force to the surface of the glass plate 41 and scrape the EVA glue layer 42 on the surface of the glass plate 41 along with the progress of the photovoltaic module 4.
According to the separating device for separating the glass plates of the photovoltaic modules, the photovoltaic modules comprising the glass plates and the EVA adhesive layers after the back plates are removed are conveyed to the stripping mechanism through the first conveying mechanism, the EVA adhesive layers on the glass plates are stripped through the stripping mechanism, the glass plates after the EVA adhesive layers are stripped are conveyed out through the second conveying mechanism, and the complete glass plates are separated in a mechanical separation mode, so that the glass plates can be completely recovered and can be reused, and cost is reduced. The silicon cell of the photovoltaic module is coated in the EVA adhesive layer, and when the EVA adhesive layer is scraped and separated by using a pneumatic cutter, the silicon cell is peeled together with the EVA adhesive layer.
In a preferred embodiment, as shown in fig. 2, the pneumatic cutter 6 includes a cutter 61, a spring 62, a cylinder pushing block 63, a floating screw joint 64, a cylinder 65, and a base 66. The cutter 61 is elastically connected with the air cylinder pushing block 63 through the spring 62, the air cylinder pushing block 63 is in floating connection with the air cylinder 65 through the floating threaded joint 64, and the air cylinder 65 is fixedly connected to the base 66. When the pneumatic cutter 6 works, the air cylinder 65 can push the air cylinder pushing block 63 through the floating screwed joint 64, and the air cylinder pushing block plays an upward pressure role on the spring 62, so that the cutter 61 is driven to scrape the EVA adhesive layer 42 on the surface of the glass plate 41. Wherein, the floating screwed joint 64 can improve the coaxiality of the cylinder 65 and the cylinder pushing block 63, maintain stable thrust, prevent the damage of the sealing ring of the cylinder 65, and prolong the service life of the cylinder 65.
In a preferred solution, as shown in fig. 3, in this embodiment, the pneumatic cutter 6 is further provided with a baffle 67, the baffle 67 is fixedly connected to the base 66, a screw slider assembly 68 is provided on the baffle 67, the cutter 61 is connected to the screw slider assembly 68, the baffle 67 can limit the horizontal movement of the cutter 61, and the screw slider assembly 68 can limit the cutter 61 to move in the vertical direction, so as to reduce sliding friction of the cutter 61 in the vertical direction.
In a preferred embodiment, as shown in fig. 3, the pneumatic cutter 6 is further provided with a rib plate 69, and the rib plate 69 connects the baffle 67 and the chassis 66, so as to strengthen the fixing effect of the baffle 67.
In a preferred embodiment, as shown in fig. 2, the width D of the cutter 61 is 8cm to 16cm, for example, 8cm, 10cm, 12cm, 15cm or 16cm. When the cutting edge of the cutter 61 cuts into the EVA glue layer 42 on the end face of the glass plate 41, each cutter 61 scrapes off a long EVA glue strip (the width of which is the same as that of the cutter 61) along with the travel of the photovoltaic module 4.
As a preferred solution, in this embodiment, as shown in fig. 1, 4 and 5, the peeling mechanism 2 is further provided with a mounting base 7, and the plurality of pneumatic cutters 6 are mounted on the mounting base 7, where fig. 4 is a schematic front view of the arrangement of the plurality of pneumatic cutters 6, and fig. 5 is a plan view corresponding to fig. 4, and only an arrangement of cutters 61 of the plurality of pneumatic cutters 6 is exemplarily shown in fig. 5.
Specifically, the plurality of air-operated cutters 6 are arranged on the mounting base 7 in two rows along a direction (e.g., Y direction in fig. 1) perpendicular to a running direction (e.g., X direction in fig. 1) of the photovoltaic module 4, the air-operated cutters 6 in the same row are sequentially arranged along a left-right direction (e.g., Y direction in fig. 1) of the base, and the air-operated cutters 6 in different rows are staggered along a front-rear direction (e.g., X direction in fig. 1) of the base.
Referring to fig. 4 and 5, when the air-operated cutters 6 in the same row are sequentially arranged in the left-right direction of the base due to the mutual interference of the assembly structures, etc., the adjacent air-operated cutters 61 of the air-operated cutters 6 have a gap therebetween, and therefore, the front row of air-operated cutters 601 and the rear row of air-operated cutters 602 are arranged in a staggered arrangement, the cutters 61 of the front row of air-operated cutters 601 correspond to the gaps between the adjacent two cutters 61 of the rear row of air-operated cutters 602, and correspondingly, the cutters 61 of the rear row of air-operated cutters 602 also correspond to the gaps between the adjacent two cutters 61 of the front row of air-operated cutters 601. Therefore, the projections of the two rows of pneumatic cutters on the Z-Y plane are a continuous straight line, and when the photovoltaic module 4 is conveyed to the stripping mechanism 2 along the X direction, the stripping mechanism 2 can completely scrape the EVA adhesive layer 42 on the glass plate 41.
As a preferable solution, in this embodiment, as shown in fig. 1, the first conveying mechanism 1 and the second conveying mechanism 3 are respectively a pair-roller conveying mechanism, and the pair-roller conveying mechanism can smoothly convey the photovoltaic module 4 to be peeled and the glass plate 41 after the EVA glue layer 42 is peeled.
In a preferred embodiment, as shown in fig. 1, the separating device further includes a heating mechanism 8, where the heating mechanism 8 is configured to heat the photovoltaic module 4 before being sent to the first conveying mechanism 1, so as to soften the EVA glue layer 42, which is beneficial for the subsequent peeling mechanism 2 to scrape the EVA glue layer 42 on the surface of the glass plate 41.
Based on the above separation device, the embodiment of the invention further provides a separation method for separating a glass plate of a photovoltaic module, and in combination with fig. 1, the separation method comprises the following steps:
s10, mechanically separating and removing the frame and the backboard on the photovoltaic module, so that the removed photovoltaic module 4 comprises a glass plate 41 and an EVA adhesive layer 42 connected to the glass plate 41.
And S20, heating the photovoltaic module comprising the glass plate 41 and the EVA adhesive layer 42 to soften the EVA adhesive layer 42. In the preferred embodiment, when the heating temperature is 120-200 ℃, the EVA glue layer 42 is softened to reach the optimal stripping state, and the EVA glue layer 42 on the glass plate 41 is scraped clean.
S30, the photovoltaic module 4 including the glass plate 41 and the EVA glue layer 42 is transferred to the peeling mechanism 2 by the first transfer mechanism 1. In a preferred embodiment, the peeling mechanism 2 may provide a good peeling effect of the EVA glue layer 42 when the conveying speed is 0.2m/s to 0.8 m/s.
And S40, scraping the EVA adhesive layer 42 on the surface of the glass plate 41 by the stripping mechanism 2.
And S50, conveying the glass plate 41 from which the EVA adhesive layer 42 is peeled off by the second conveying mechanism 3. Based on the above separation method, the present invention can separate and obtain the complete glass plate 41, and can be reused again.
In summary, the invention provides a device and a method for separating a glass plate of a photovoltaic module, which separate a complete glass plate from the photovoltaic module in a mechanical separation manner, so that the glass plate can be completely recovered and reused, and the cost is reduced.
The foregoing is merely exemplary of the application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the application and are intended to be comprehended within the scope of the application.
Claims (6)
1. A separation device for separating glass sheets of a photovoltaic module, characterized in that the separation device comprises a first conveying mechanism (1), a peeling mechanism (2) and a second conveying mechanism (3) which are sequentially arranged, wherein the first conveying mechanism (1) is used for conveying a photovoltaic module (4) comprising a glass sheet (41) and an EVA adhesive layer (42) to the peeling mechanism (2), the peeling mechanism (2) is used for peeling the EVA adhesive layer (42) on the glass sheet (41), and the second conveying mechanism (3) is used for conveying out the glass sheet (41) after the EVA adhesive layer (42) is peeled;
the stripping mechanism (2) comprises a positioning roller (5) and a plurality of pneumatic cutters (6), the plurality of pneumatic cutters (6) are arranged along the direction perpendicular to the advancing direction of the photovoltaic module (4), and the positioning roller (5) is positioned above the plurality of pneumatic cutters (6); the positioning roller (5) guides the photovoltaic module (4) to the second conveying mechanism (3) and pushes the photovoltaic module (4) towards the plurality of pneumatic cutters (6) when the photovoltaic module (4) is conveyed to the stripping mechanism (2), and the plurality of pneumatic cutters (6) apply a force to the surface of the glass plate (41) and scrape the EVA adhesive layer (42) on the surface of the glass plate (41) along with the travelling of the photovoltaic module (4);
the pneumatic cutter (6) comprises a cutter (61), a spring (62), a cylinder pushing block (63), a floating threaded joint (64), a cylinder (65) and a base (66); the cutter (61) is elastically connected with the air cylinder pushing block (63) through the spring (62), the air cylinder pushing block (63) is in floating connection with the air cylinder (65) through the floating threaded joint (64), the air cylinder (65) is fixedly connected to the base (66), and the width of the cutter (61) is 8 cm-16 cm;
the stripping mechanism (2) is further provided with a mounting base (7), the plurality of pneumatic cutters (6) are assembled on the mounting base (7), the plurality of pneumatic cutters (6) are arranged in two rows on the mounting base (7), the pneumatic cutters (6) in the same row are sequentially arranged along the left-right direction of the base (66), and the pneumatic cutters (6) in different rows are staggered along the front-rear direction of the base (66);
the separating device further comprises a heating mechanism (8), wherein the heating mechanism (8) is used for heating the photovoltaic module (4) before being sent into the first conveying mechanism (1) so as to soften the EVA adhesive layer (42).
2. The separating device according to claim 1, characterized in that the pneumatic cutter (6) is further provided with a baffle (67), the baffle (67) is fixedly connected to the base (66), the baffle (67) is provided with a screw slider assembly (68), and the cutter (61) is connected to the screw slider assembly (68).
3. The separating device according to claim 2, characterized in that the pneumatic cutter (6) is further provided with a rib (69), which rib (69) connects the apron (67) and the base (66).
4. The separating device according to claim 1, characterized in that the first conveying mechanism (1) and the second conveying mechanism (3) are respectively a pair-roller conveying mechanism.
5. A separation method for separating glass sheets of a photovoltaic module, characterized in that a separation device according to any one of claims 1 to 4 is employed, the separation method comprising:
removing the frame and the backboard on the photovoltaic module (4) by mechanical separation, so that the removed photovoltaic module (4) comprises a glass plate (41) and an EVA adhesive layer (42) connected to the glass plate (41);
heating a photovoltaic module (4) comprising a glass plate (41) and an EVA adhesive layer (42) to soften the EVA adhesive layer (42);
-transferring, by said first transfer mechanism (1), a photovoltaic module (4) comprising a glass plate (41) and an EVA glue layer (42) to said peeling mechanism (2);
scraping the EVA adhesive layer (42) on the surface of the glass plate (41) by a stripping mechanism (2);
and the glass plate (41) after the EVA adhesive layer (42) is peeled off is conveyed out by the second conveying mechanism (3).
6. The separation method according to claim 5, wherein in the step of softening the EVA glue layer (42) by heating, the heating temperature is 120-200 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111201751.6A CN113770164B (en) | 2021-10-14 | 2021-10-14 | Separation device and method for separating glass plates of photovoltaic modules |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111201751.6A CN113770164B (en) | 2021-10-14 | 2021-10-14 | Separation device and method for separating glass plates of photovoltaic modules |
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| Publication Number | Publication Date |
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| CN113770164A CN113770164A (en) | 2021-12-10 |
| CN113770164B true CN113770164B (en) | 2024-02-13 |
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| CN202111201751.6A Active CN113770164B (en) | 2021-10-14 | 2021-10-14 | Separation device and method for separating glass plates of photovoltaic modules |
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| JP2002144344A (en) * | 2000-11-16 | 2002-05-21 | Matsushita Electric Ind Co Ltd | Method for recovering foaming resin and foaming gas and method for disjointing refrigerator |
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| JP2008237250A (en) * | 2007-03-23 | 2008-10-09 | Takazono Sangyo Co Ltd | Cutting method for dispensing apparatus and its mechanism |
| EP2998038A1 (en) * | 2014-09-16 | 2016-03-23 | SASIL S.p.A. | Method and apparatus for detaching glass form a mono- or polycrystalline silicon-based photovoltaic panel |
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| CN113770164A (en) | 2021-12-10 |
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