TWI648756B - Dye sensitized solar cell packaging device and method - Google Patents

Abstract

The invention provides a dye-sensitized solar cell packaging device and a packaging method using the device. The dye-sensitized solar cell packaging equipment includes a feeding unit, a first cutting unit, a film sealing unit, a second cutting unit, and a terminal crimping unit. The feeding unit is used to input a semi-finished product of the dye-sensitized solar cell. The first cutting unit is used for cutting the dye-sensitized solar cell semi-finished product into a plurality of dye-sensitized solar cells. The film sealing unit is used to apply a protective film on both sides of the dye-sensitized solar cell. The second cutting unit is used to cut the excess protective film after the sealing film is completed. The terminal crimping unit is used for crimping conductive terminals on the dye-sensitized solar cell completed by film sealing to form a dye-sensitized solar cell module.

Description

Dye-sensitized solar cell packaging equipment and method

The invention relates to an automatic packaging device for a battery and a packaging method thereof, in particular to an automated dye-sensitized solar cell secondary packaging device and a packaging method thereof.

Dye-SENSITIZED SOLAR CELL (DSSC) is a thin-film solar cell composed of a photosensitive electrode and an electrolyte. It can be made of low-cost materials and does not need to be manufactured with delicate instruments. It is technically very is attractive. In addition, it can be made into a soft film, has high mechanical strength, and does not require special protection, which is conducive to the current trend of thin and short products. It can be applied to miniaturized electronic products such as mobile phones, tablets, and wearable devices.

Dye-sensitized solar cells are composed of a working electrode and an electrolyte sandwiched between the counter electrode, and the working electrode and the counter electrode are mostly closed with UV glue. The manufacturing process of dye-sensitized solar cells can be divided into primary packaging and secondary packaging. The primary packaging system forms the basic structure (semi-finished product) of a dye-sensitized solar cell, which includes a working electrode, a counter electrode, an electrolyte, and the like. The secondary packaging is to further modify and process the semi-finished product that has been packaged in one time, so that it can be used in commercial applications.

Generally, these steps of coating the working electrode and / or counter electrode with electrolyte, UV glue, alignment and packaging (primary or secondary) are performed manually, but the manual operation has limited yield, poor uniformity and yield. Not a higher issue.

With the increasing demand for dye-sensitized solar cells, the process of mass manufacturing must also be improved. Therefore, it is necessary to seek novel dye-sensitized solar cell manufacturing / encapsulation methods or equipment to solve or improve the above-mentioned defects.

The invention provides a dye-sensitized solar cell packaging device and method, which can quickly and accurately complete secondary packaging of a semi-finished product of a dye-sensitized solar cell.

According to an embodiment of the present invention, a dye-sensitized solar cell packaging device is provided, which includes a feeding unit, a first cutting unit, a film sealing unit, a second cutting unit, and a terminal crimping unit. The feeding unit is used to input a semi-finished product of the dye-sensitized solar cell. The first cutting unit is used for cutting the dye-sensitized solar cell semi-finished product into a plurality of dye-sensitized solar cells. The film sealing unit is used to apply a protective film on both sides of the dye-sensitized solar cell. The second cutting unit is used to cut the excess protective film after the sealing film is completed. The terminal crimping unit is used for crimping conductive terminals on the dye-sensitized solar cell completed by film sealing to form a dye-sensitized solar cell module.

In one embodiment, the semi-finished product of the dye-sensitized solar cell is a product formed after the working electrode and / or the counter electrode are coated with a frame adhesive and an electrolyte, and then the working electrode and the counter electrode are adhered and sealed.

In an embodiment, the film sealing method of the film sealing unit is roll-to-roll, and the film sealing unit includes a lower film sealing machine, an upper film sealing machine, a dispenser, a roller, and a first UV light source. The under-sealing machine is used to output the under-sealing film to one side of the dye-sensitized solar cell. The top-sealing machine is used to output the top-sealing film to the other side of the dye-sensitized solar cell. Dispenser is used to apply UV glue on the upper and / or lower sealing film. The roller is used to press the dye-sensitized solar cell between the upper sealing film and the lower sealing film. The first UV light source irradiates both sides of the laminated dye-sensitized solar cell at the same time, and is used to cure the UV glue, so that the upper sealing film, the lower sealing film and the dye-sensitized solar cell are closely attached.

In an embodiment, the film sealing unit further includes a second UV light source. When the second UV light source is only one side of the dye-sensitized solar cell, the UV glue applied to the lower sealing film is cured in advance to fix the lower sealing film and the dye-sensitized solar cell.

In one embodiment, the above-mentioned dye-sensitized solar cell packaging device further includes a first automatic optical detection unit for detecting defects of the semi-finished product of the dye-sensitized solar cell.

In one embodiment, the dye-sensitized solar cell packaging device further includes a second automatic optical detection unit for positioning the cutting position of the second cutting unit.

In one embodiment, the above-mentioned dye-sensitized solar cell packaging device further includes a labeling machine for attaching a label to one side of the dye-sensitized solar cell.

In one embodiment, the above-mentioned dye-sensitized solar cell packaging equipment further includes a discharging unit for removing the dye-sensitized solar cell module crimped with the conductive terminal from the dye-sensitized solar cell packaging equipment.

In one embodiment, the above-mentioned dye-sensitized solar cell packaging equipment further includes a transport unit. The conveying unit includes at least one robotic arm, at least one bridge crane, or at least one conveyor belt for conveying the dye-sensitized solar cell semi-finished product and the dye-sensitized solar cell between the aforementioned units.

According to another embodiment of the present invention, a method for packaging a dye-sensitized solar cell is provided, which includes the following steps in sequence: (1) providing a dye-sensitized solar cell semi-finished product; (2) cutting the dye-sensitized solar cell semi-finished product into Multiple dye-sensitized solar cells; (3) attaching a protective film on both sides of the dye-sensitized solar cell; and (4) crimping conductive terminals on the dye-sensitized solar cell with a protective film to make a dye-sensitive solar cell Solar cell module.

In one embodiment, the step (3) of the above-mentioned packaging method further includes the following steps in order: (3-1) providing a lower sealing film and coating UV glue on the lower sealing film; (3-2) bonding a dye Sensitized solar cell and under-seal film; (3-3) Pre-irradiate UV glue of the under-seal film with UV light source to fix dye-sensitized solar cell and under-seal film; (3-4) Provide top-seal film and Coating UV glue on the sealing film; (3-5) Laminating the dye-sensitized solar cell and the upper sealing film; and (3-6) Irradiating the UV glue of the upper sealing film and the lower sealing film with another UV light source to make the upper film The sealing film and the lower sealing film are closely attached to the dye-sensitized solar cell.

In one embodiment, the step (3) of the above-mentioned packaging method further includes the following steps in order: (3-7) using an automatic optical detection system to locate the position of the dye-sensitized solar cell completed by the sealing film; and (3-8) ) Cut the upper and lower sealing films after laminating.

In one embodiment, the steps (1) and (2) of the above-mentioned packaging method further include the following steps: (1-1) detecting the defect of the dye-sensitized solar cell semi-finished product with an automatic optical detection system; and step (2) Steps) and (3) include the following steps: (2-1) Remove the defective dye-sensitized solar cells.

In one embodiment, the steps (1) and (2) of the above-mentioned packaging method further include the following steps: (1-2) A label is attached to one side of the dye-sensitized solar cells.

In order to make the above and other aspects of the present invention clearer and more comprehensible, embodiments are described below with reference to the accompanying drawings.

Please refer to FIG. 1, which illustrates a simplified block diagram of a dye-sensitized solar cell packaging device according to an embodiment of the present invention. The dye-sensitized solar cell packaging device 1 is an automated mechanical device, which includes a feeding unit 10, a first automatic optical detection unit 20, a first cutting unit 30, a film sealing unit 40, a second automatic optical detection unit 50, The second cutting unit 60, the terminal crimping unit 70, the discharging unit 80, and the conveying unit 90.

As shown in FIG. 1, the feeding unit 10 is used to input a semi-finished product of the dye-sensitized solar cell (described in detail later). The feeding unit may include a tray 11 and a lifting platform 12. First, the semi-finished product of the dye-sensitized solar cell is placed on the tray 11, and then the semi-finished product is input to the next workstation via the lifting platform 12, such as the first automatic optical detection unit 20.

As shown in FIG. 1, the first automatic optical detection unit 20 may include a detection lens 21 and a detection host 22 to detect whether the dye-sensitized solar cell semi-finished product input from the feeding unit 10 is defective. When the semi-finished product of the dye-sensitized solar cell passes the detection lens 21, the detection lens 21 takes a picture or photographs the semi-finished product, and transmits the image to the detection host 22 for analysis. The inspection host analyzes the images of the semi-finished products to determine which dye-sensitized solar cells are defective in the semi-finished products of the dye-sensitized solar cells, such as, but not limited to, uneven electrolyte coating, electrolyte leakage, air bubbles, voids, and misaligned electrodes Success waiting. Next, the dye-sensitized solar cell semi-finished product is sent to the first cutting unit 30.

In one embodiment, the dye-sensitized solar cell encapsulation device 1 may further include a labeling machine (not shown), which sends the semi-finished product of the dye-sensitized solar cell into the first cutting unit 30 and cuts it into independent dye-sensitized solar cells Before the battery, put a label on each dye-sensitized solar cell to facilitate identification of product batches and record of defective products. However, the position of the labeling machine of the present invention is not limited to the aforementioned aspect, and may be set at an appropriate position after the first cutting unit 30, which is not particularly limited.

Referring to FIG. 1, the first cutting unit 30 may include a cutting blade 31, which can cut a dye-sensitized solar cell semi-finished product into a plurality of dye-sensitized solar cells. Then, the cut dye-sensitized solar cell is sent to a sealing unit 40 for sealing. If the first automatic optical detection unit 20 detects a defective product, the defective product can be directly sent to the defective product outlet 32 for elimination, and the subsequent packaging process for the defective product is not required, thereby reducing the manufacturing cost.

Please continue to refer to FIG. 1, the film sealing unit 40 is used to apply a protective film on both sides of the dye-sensitized solar cell after the cutting. The protective film is, for example, a gas- and water-blocking film, which can make the life of the dye-sensitized solar cell longer, and can be applied in many different environments. In this embodiment, the film sealing unit 40 performs film sealing in a roll-to-roll manner, which may include a lower film sealer 410, an upper film sealer 420, a dispenser 430, a roller 440, a first A UV light source 450, a second UV light source 460, and other components (please refer to FIG. 3 for details later).

As shown in FIG. 1, the dye-sensitized solar cell with the protective film pasted through the film sealing unit 40 is sequentially sent to the second automatic optical detection unit 50 and the second cutting unit 60. The second automatic optical detection unit 50 is similar to the first automatic optical detection unit 20 and also has a detection lens 51 and a detection host 52 (in another embodiment, the second automatic optical detection unit 50 may be shared with the first automatic optical detection unit 20 Lens or host). The second automatic optical detection unit 50 is used to locate the cutting position of the dye-sensitized solar cell, and then the excess protective film (upper sealing film, lower sealing film) is cut off at the second cutting unit 60. Similar to the first cutting unit 30, the second cutting unit 60 may also include a cutting blade 61.

As shown in FIG. 1, the dye-sensitized solar cell with an excess protective film is cut by the second cutting unit 60 using the cutter 61, and then sent to the terminal crimping unit 70 to install conductive electricity on the dye-sensitized solar cell. Terminals to complete the dye-sensitized solar cell module. The encapsulated dye-sensitized solar cell module is sent to the discharge unit 80 again. The discharging unit 80 may include a tray 81 and a lifting platform 82 for removing the manufactured dye-sensitized solar cell module 1 from the dye-sensitized solar cell packaging device 1.

As shown in FIG. 1, the dye-sensitized solar cell packaging apparatus 1 of the present invention further includes a transport unit 90. The conveying unit 90 is used to transfer the semi-finished product of the dye-sensitized solar cell, the cut dye-sensitized solar cell, or the dye-sensitized solar cell module completed by crimping the terminal between the above-mentioned units. The conveying unit may include, for example, a robot arm, a bridge crane (commonly known as a crane) and a conveyor belt. The robot arm is used to grip various objects, such as a dye-sensitized solar cell semi-finished product, a cut dye-sensitized solar cell, or a crimp terminal Finished dye-sensitized solar cell modules, etc. The bridge crane is connected to the robot arm, and is used to move the robot arm to a preset position (such as each unit or on a conveyor belt). The conveying unit 90 of the present invention may include more than one set of robotic arms and bridge cranes, such as a set for transferring dye-sensitized solar cell semi-finished products from the feeding unit 10 to the first automatic optical detection unit 20, and another set for The semi-finished product of the dye-sensitized solar cell is transferred from the first automatic optical detection unit 20 to the first cutting unit 30. In another embodiment, a single set of robotic arms and an overhead crane can be used to transfer objects between the units. In other embodiments of the present invention, one or more conveyor belts may be used as the conveying unit 90 to transfer objects between the units.

Please continue to refer to FIG. 1 and refer to FIG. 2A and FIG. 2B. FIG. 2A is a top view of the semi-finished product of the dye-sensitized solar cell of the present invention; FIG. 2B is a cross-sectional view of the semi-finished product of the dye-sensitized solar cell of the present invention. The dye-sensitized solar cell packaging device 1 of the present invention is designed for secondary packaging of a dye-sensitized solar cell semi-finished product 100 that has been basically packaged (primary packaging).

As shown in FIG. 2A, the dye-sensitized solar cell semi-finished product 100 is composed of a plurality of independent dye-sensitized solar cells 101 and can be separated by cutting. In FIG. 2A, the dye-sensitized solar cell is rectangular, and one dye-sensitized solar cell semi-finished product 100 can be cut into 12 dye-sensitized solar cells 101. In other embodiments, the dye-sensitized solar cell 101 may have an irregular shape, which is not limited in the present invention. As long as the design of the cutting blade 31 (see FIG. 1) of the first cutting unit 30 in the dye-sensitized solar cell packaging equipment is adjusted, the dye-sensitized solar cell 101 having an irregular shape can be cut.

Fig. 2B shows a cross-sectional view of the dye-sensitized solar cell of Fig. 2A along line A-A '. The semi-finished product 100 of the dye-sensitized solar cell is composed of a basic structure such as a working electrode 110, a counter electrode 120, a frame 130, and an electrolyte (not shown in the figure), and has been encapsulated. The dye-sensitized solar cell semi-finished product 100 can be provided by another automated packaging equipment developed by the applicant (detailed in another applicant's application), and can also manually package the working electrode, counter electrode, frame adhesive, and electrolyte structure. Made, or made by other automated equipment. The invention does not limit the manufacturing method of the semi-finished product. As long as the semi-finished product conforms to the basic structure of the dye-sensitized solar cell, the dye-sensitized solar cell packaging equipment of the present invention can be used for secondary packaging.

FIG. 3 is a schematic diagram when the film sealing unit 40 of the dye-sensitized solar cell packaging equipment according to the present invention performs the film sealing step. The film sealing unit 40 is an important workstation for secondary packaging, and is used to affix a protective film (lower sealing film 411 and upper sealing film 421) to the dye-sensitized solar cell 101. The film sealing method of the film sealing unit 40 is a roll-to-roll continuous film sealing method, and includes a lower film sealing machine 410, an upper film sealing machine 420, a dispenser 430, a roller 440, and a first UV light source 450. The lower sealing film machine 410 provides a lower sealing film 411. After removing the lower sealing film protective film 412, it applies UV glue 431 via a dispenser 430, and then attaches the bottom side of the dye-sensitized solar cell 101. At the same time, the top-sealing film machine 420 provides a top-sealing film 421, which after removing the top-sealing film protective film 422, also applies UV glue 431 via the dispenser 430 and attaches the other side of the dye-sensitized solar cell 101. Next, the roller 440 is used to press the dye-sensitized solar cell 101 with the protective film (the lower sealing film 411 and the upper sealing film 421) on both sides, and the lower sealing film 411, the dye-sensitized solar cell 101, and the upper sealing film are pressed on both sides. 421 is a better fit. Finally, the first UV light source 450 is used to irradiate the dye-sensitized solar cell 101, and the UV glue 431 applied to the upper and lower sealing films is cured, so that the lower sealing film 411, the dye-sensitized solar cell 101, and the upper sealing film 421 are closely adhered to each other. Sealing film for the dye-sensitized solar cell 101.

In one embodiment, the sealing film unit 40 may further include a second UV light source 460, which is disposed on a path of the dye-sensitized solar cell 101 with only one side sealing film (only the sealing film 411 is attached). The second UV light source 460 is, for example, a point light source, which briefly irradiates the dye-sensitized solar cell 101 with a single-sided sealing film, curing part of the UV glue 431, and strengthening the bonding force between the dye-sensitized solar cell 101 and the lower sealing film 411. Makes the dye-sensitized solar cell difficult to shift in the subsequent film sealing process (sticking film, roller lamination, UV curing), which can increase production speed and improve yield.

Please refer to FIG. 4, which illustrates a schematic diagram of the second cutting unit 60 of the dye-sensitized solar cell packaging device 1 of the present invention. Since the sealing unit 40 of the present invention performs continuous roll-to-roll sealing (refer to FIG. 3), the dye-sensitized solar cells 101 after the completion of the sealing are arranged in a long string, as shown on the left side of FIG. 4. After the cutting blade 61 of the second cutting unit 60 locates the cutting position via the second optical detection unit 50 (refer to FIG. 1), the excess lower sealing film 411 and the upper sealing film 421 are cut away, leaving an independent Dye-sensitized solar cell 101.

Please refer to FIG. 5, which illustrates a schematic diagram of the terminal crimping unit 70 of the dye-sensitized solar cell packaging device 1 of the present invention. The terminal crimping unit 70 has a crimping device 71. When the dye-sensitized solar cell 101 passes, the conductive terminal 72 and the dye-sensitized solar cell 101 are crimped by gravity to complete the dye-sensitized solar cell module 102.

The above dye-sensitized solar cell packaging equipment of the present invention uses an automated machine to perform secondary packaging of a dye-sensitized solar cell semi-finished product with a basic structure, which is convenient to operate, has a fast process and saves manpower. The dye-sensitized solar cell semi-finished product is cut, sealed, and crimped into multiple independent dye-sensitized solar cell modules, which can enhance the life of the original dye-sensitized solar cell and enable it to be used in a variety of different environments. . In addition, in the process of secondary packaging with the dye-sensitized solar cell packaging equipment of the present invention, defective products can be detected, and defective products can be removed in advance, which not only improves the production yield, but also avoids additional packaging of defective products. Increase costs.

FIG. 6 is a flowchart of a method for packaging a dye-sensitized solar cell according to an embodiment of the present invention. The above dye-sensitized solar cell packaging equipment can execute this packaging method, and the packaging method includes the following steps S01 to S04:

S01: Provide semi-finished products of dye-sensitized solar cells

The schematic diagram of the semi-finished product of the dye-sensitized solar cell can refer to FIG. 2A and FIG. 2B. The dye-sensitized solar cell semi-finished product 100 is made of a working electrode 110 and a counter electrode 120 after being coated with a frame adhesive 130 and an electrolyte (not shown in the figure), and then being sealed after being bonded and sealed through a basic packaging step. In addition, the dye-sensitized solar cell semi-finished product 100 includes a plurality of independent dye-sensitized solar cells 101, and each of the dye-sensitized solar cells 101 can work independently to provide a voltage.

S02 cutting: cutting dye-sensitized solar cell semi-finished products into multiple dye-sensitized solar cells

As shown in FIG. 2A, the dye-sensitized solar cell semi-finished product 100 includes a plurality of independent dye-sensitized solar cells 101. This cutting step is to cut and separate each independent dye-sensitized solar cell 101 from the semi-finished product. It is particularly noted that, although each of the independent dye-sensitized solar cells 101 in FIG. 2A is rectangular, it can be irregularly shaped in practice, and the present invention is not limited thereto.

S03 Sealing Film: Put protective film on both sides of the cut dye-sensitized solar cell

Please refer to FIG. 3, which illustrates a schematic diagram of the film sealing unit 40 of the dye-sensitized solar cell packaging equipment of the present invention when the film sealing step is performed. This film sealing step is a roll-to-roll continuous film sealing. First, a lower film 411 is provided by a lower film sealer 410. The lower film 411 removes the lower film protection film 412, and then passes the dispenser 430. Apply UV glue 431 and attach the bottom side of the dye-sensitized solar cell 101. At this time, the second UV light source 460 may be used to briefly irradiate the dye-sensitized solar cell 101 with only one side of the sealing film, so that part of the UV glue 431 is cured, and the bonding force between the dye-sensitized solar cell 101 and the lower sealing film 411 is strengthened. Next, an upper sealing film 421 is provided by the upper sealing film machine 420. After the upper sealing film 421 is removed from the upper sealing film protective film 422, the UV glue 431 is also applied with the dispenser 430, and the other part of the dye-sensitized solar cell 101 is attached. One side (top side). Next, the roller 440 is used to press the dye-sensitized solar cell 101 with the protective film (the lower sealing film 411 and the upper sealing film 421) on both sides, and the lower sealing film 411, the dye-sensitized solar cell 101, and the upper sealing film are pressed on both sides. 421 is a better fit. Finally, the first UV light source 450 is used to irradiate the dye-sensitized solar cell 101, and the UV glue 431 applied to the upper and lower sealing films is cured, so that the lower sealing film 411, the dye-sensitized solar cell 101, and the upper sealing film 421 are closely adhered to each other. The film-sealing step of the dye-sensitized solar cell 101.

In addition, please refer to Figure 4. Since the S03 film sealing step is a continuous roll-to-roll film, the dye-sensitized solar cells 101 after the film sealing are arranged in a long string (as shown on the left side of Figure 4). Excessive lower sealing film 411 and upper sealing film 421. Therefore, after the film is sealed, an automatic optical detection system can be used to locate the cutting positions of the upper and lower sealing films, and then the excess lower sealing film 411 and the upper sealing film 421 are cut off, leaving an independent dye-sensitized solar cell 101.

S04 crimp terminal: crimp the conductive terminal on the dye-sensitized solar cell with protective film to complete the dye-sensitized solar cell module

Please refer to FIG. 5, which illustrates a schematic diagram of the crimping terminal step of the terminal crimping unit 70 of the dye-sensitized solar cell packaging device 1 of the present invention. The terminal crimping unit 70 has a crimping device 71. When the dye-sensitized solar cell 101 passes, the conductive terminal 72 and the dye-sensitized solar cell 101 are gravity-welded to form a dye-sensitized solar cell module 102.

In another embodiment, before the S02 cutting step, an automatic optical detection system can be used to detect whether the dye-sensitized solar semi-finished product has defects, and after the S02 cutting step, the defective dye-sensitized solar energy is removed. battery.

Through the above dye-sensitized solar cell packaging equipment (or the above-mentioned dye-sensitized solar cell packaging method S01-S04), the secondary packaging of the dye-sensitized solar cell can be easily and quickly completed, and the dye-sensitized solar cell semi-finished product is made into Commercial utilization value of dye-sensitized solar cell modules. Since most of the steps are performed by automated equipment, not only the output is significantly increased, the error of each step can also be reduced, the yield can be increased, and labor costs can be saved.

Although the present invention is disclosed as above with the embodiments, the above embodiments are merely examples and are not intended to limit the present invention. Those with ordinary knowledge in the field of the present invention can make reasonable modifications and changes to the aspects disclosed in the above embodiments. Therefore, the scope of protection of the present invention shall be subject to the scope of patent application attached later.

1‧‧‧Dye-sensitized solar cell packaging equipment

10‧‧‧ Feeding unit

100‧‧‧ Semi-finished product of dye-sensitized solar cell

101‧‧‧ Dye-sensitized solar cells

102‧‧‧Dye-sensitized solar cell module

110‧‧‧Working electrode

120‧‧‧ counter electrode

130‧‧‧Frame glue

11, 81‧‧‧ tray

12, 82‧‧‧ Lifting platform

20‧‧‧The first automatic optical detection unit

21, 51‧‧‧ Detection lens

22, 52‧‧‧ Detection host

30‧‧‧The first cutting unit

31, 61‧‧‧ cutting knife

32‧‧‧Defective Goods Export

40‧‧‧sealing unit

410‧‧‧Under film sealing machine

411‧‧‧Under sealing film

412‧‧‧Bottom sealing film protective film

420‧‧‧Seal Film Machine

421‧‧‧Top sealing film

422‧‧‧Top Sealing Film Protective Film

430‧‧‧ Dispenser

431‧‧‧UV glue

440‧‧‧roller

450‧‧‧The first UV light source

460‧‧‧Second UV light source

50‧‧‧Second automatic optical detection unit

60‧‧‧Second cutting unit

70‧‧‧Terminal crimping unit

71‧‧‧ Crimping device

72‧‧‧ conductive terminals

80‧‧‧Discharging unit

90‧‧‧conveying unit

S01-S04‧‧‧step

FIG. 1 is a block diagram of a dye-sensitized solar cell packaging device according to an embodiment of the present invention.

FIG. 2A is a top view of a semi-finished product of a dye-sensitized solar cell according to an embodiment of the present invention; FIG. 2B is a cross-sectional view of a semi-finished product of a dye-sensitized solar cell according to FIG. 2A.

FIG. 3 is a schematic diagram of a film sealing unit according to an embodiment of the present invention during the film sealing step.

FIG. 4 is a schematic diagram of a second cutting unit according to an embodiment of the present invention when it performs a cutting step.

FIG. 5 is a schematic diagram of a terminal crimping unit according to an embodiment of the present invention when the terminal crimping step is performed.

FIG. 6 is a flowchart of a method for packaging a dye-sensitized solar cell according to an embodiment of the present invention.

Claims (14)

A dye-sensitized solar cell packaging device includes: a feeding unit for inputting a dye-sensitized solar cell semi-finished product; and a first cutting unit for cutting the dye-sensitized solar cell semi-finished product into a plurality of dyes Sensitized solar cells; a film unit for attaching protective films on both sides of the dye-sensitized solar cells; a second cutting unit for cutting excess protective films after the sealing film is completed; and A terminal crimping unit is used to crimp conductive terminals on the dye-sensitized solar cells that have been film-sealed to make a dye-sensitized solar cell module; wherein the film-sealing method of the film-sealing unit is roll-to-roll And includes: a lower film sealing machine for outputting a lower film to one side of the dye-sensitized solar cells; a upper film sealing machine for outputting an upper film to the dye-sensitized solar cells The other side; a little glue machine for coating a UV glue on the upper sealing film and / or the lower sealing film; a roller for pressing the adhesive film located between the upper sealing film and the lower sealing film The dye-sensitized solar cells; A first UV light source is used to simultaneously irradiate both sides of the dye-sensitized solar cells after lamination to cure the UV glue, so that the upper sealing film and the lower sealing film are tightly connected to the dye-sensitized solar cells. fit. The dye-sensitized solar cell packaging equipment according to item 1 of the scope of the patent application, wherein the semi-finished product of the dye-sensitized solar cell is a working electrode and / or a pair of electrodes are coated with a frame glue and an electrolyte, and the working electrode and the Formed after the electrodes are bonded and closed. The dye-sensitized solar cell packaging equipment according to item 1 of the scope of the patent application, wherein the film sealing unit further includes a second UV light source, which is pre-cured when the dye-sensitized solar cells are only sealed on one side. The UV sealant coated with the lower sealing film fixes the lower sealing film and the dye-sensitized solar cells. The dye-sensitized solar cell packaging equipment according to item 1 of the scope of the patent application, wherein the second cutting unit is used to cut the upper sealing film and the lower sealing film after lamination. The dye-sensitized solar cell packaging equipment according to item 1 of the patent application scope, further comprising: a first automatic optical detection unit for detecting defects of the dye-sensitized solar cell semi-finished product. The dye-sensitized solar cell packaging equipment according to item 5 of the patent application scope, further comprising: a second automatic optical detection unit for positioning the cutting position of the second cutting unit. The dye-sensitized solar cell packaging equipment according to item 1 of the patent application scope, further comprising: a labeling machine for attaching a label to one side of the dye-sensitized solar cells. The dye-sensitized solar cell packaging equipment according to item 1 of the patent application scope, further comprising: a discharging unit for removing the dye-sensitized solar cell module crimped with the conductive terminal from the dye-sensitized solar cell Battery packaging equipment. The dye-sensitized solar cell packaging equipment according to item 1 of the patent application scope, further comprising: a conveying unit including at least one robotic arm, at least one bridge crane, or at least one conveyor belt, the conveying unit is used for the above The semi-finished product of the dye-sensitized solar cell and the dye-sensitized solar cells are transported between each unit. A method for packaging a dye-sensitized solar cell includes the following steps in sequence: (1) providing a dye-sensitized solar cell semi-finished product; (2) cutting the dye-sensitized solar cell semi-finished product into a plurality of dye-sensitized solar cells; (3) attach a protective film on both sides of the dye-sensitized solar cells; and (4) crimp conductive terminals on the dye-sensitized solar cells with a protective film to make a dye-sensitized solar cell Module; wherein step (3) further includes the following steps in order: (3-1) providing a lower sealing film and coating UV glue on the lower sealing film; (3-2) bonding the dye-sensitized solar energy The battery and the lower sealing film; (3-3) irradiating the UV glue of the lower sealing film with a UV light source in advance to fix the dye-sensitized solar cells and the lower sealing film; (3-4) providing an upper sealing film And applying UV glue to the top-sealing film; (3-5) bonding the dye-sensitized solar cells and the top-sealing film; and (3-6) irradiating the top-sealing film and the The UV glue of the lower sealing film makes the upper sealing film and the lower sealing film closely adhere to the dye-sensitized solar cells. The encapsulation method according to item 10 of the scope of patent application, wherein the semi-finished product of the dye-sensitized solar cell is a working electrode and / or a pair of electrodes are coated with a frame adhesive and an electrolyte, and then the working electrode is bonded to the pair of electrodes Formed after closure. According to the encapsulation method described in item 10 of the scope of patent application, wherein step (3) further includes the following steps in order: (3-7) the positioning of the sealing film completed by an automatic optical detection system for the dye-sensitized solar cells Position; and (3-8) cutting the upper sealing film and the lower sealing film which are redundant after lamination. The encapsulation method according to item 10 of the scope of patent application, wherein the steps (1) and (2) further include the following steps: (1-1) detecting the dye-sensitized solar cell semi-finished product with an automatic optical detection system And the steps (2) and (3) include the following steps: (2-1) removing the defective dye-sensitized solar cells. The encapsulation method according to item 13 of the patent application scope, wherein the steps (1) and (2) further include the following steps: (1-2) attaching a label to one side of the dye-sensitized solar cells .