CN216582643U

CN216582643U - Transmission system and lithography apparatus of photovoltaic cell piece

Info

Publication number: CN216582643U
Application number: CN202123360936.XU
Authority: CN
Inventors: 姚宇; 李中天
Original assignee: Suzhou Taiyangjing New Energy Co ltd
Current assignee: Suzhou Taiyangjing New Energy Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-24
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a transmission system and lithography apparatus of photovoltaic cell piece, transmission system sets up and has the transmission band of transmission face, is used for right including being the annular and turning round the transmission face gives clear cleaning device, cleaning device includes that the solvent applys the unit, cleans the unit to and dry unit. In the process of conveying belt rotation, the solvent applying unit firstly removes the dirt solvent attached to the conveying belt, then the cleaning unit cleans the dirt solvent, and finally the drying unit dries the dirt solvent, so that the conveying belt rotation conveying process automatically carries out online cleaning treatment, the pollution of the dirt dropped on the conveying belt to the next photovoltaic cell piece in the conveying process is avoided, the problems of efficiency reduction and cost rise caused by special cleaning are solved, and the production quality of the photovoltaic cell piece is improved to a great extent. The transmission system is particularly suitable for printing equipment of photovoltaic cell pieces, and the printing quality and efficiency are remarkably improved.

Description

Transmission system and lithography apparatus of photovoltaic cell piece

Technical Field

The utility model relates to a photovoltaic cell piece makes the field, especially relates to a transmission system of photovoltaic cell piece to and have this transmission system's lithography apparatus.

Background

During the production process, the photovoltaic cell is generally transported by a transport system, so that the photovoltaic cell is switched between different stations to be processed in different manners. In a printing apparatus, a photovoltaic cell sheet is supported on a conveyor belt in a conveyor system and printed at a printing station. However, since it is difficult to avoid the slurry from splashing on the conveyer belt during the printing process, when the next cell is conveyed by the conveyer belt, the dropped slurry inevitably adheres to the surface of the photovoltaic cell, which causes pollution of the photovoltaic cell and reduces the printing yield of the photovoltaic cell.

Disclosure of Invention

The utility model aims at overcoming prior art's defect, provide a transmission system of photovoltaic cell piece with cleaning device.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a transmission system of photovoltaic cell piece, is including being the annular and gyration ground transmission band that sets up, the transmission band has the transmission face, transmission system still including be used for right the transmission face gives cleaned cleaning device, cleaning device including be used for to the transmission face applys the solvent of washing solvent and applys the unit, is used for with clean the unit of cleaning of filth on the transmission face, and be used for right the transmission face gives drying process's drying unit, wherein, the solvent is applyed the unit clean the unit the drying unit all sets up the below of transmission band, and follows the transmission direction of transmission band sets up at interval in proper order.

Preferably, the solvent applying unit includes a spray frame capable of spraying the cleaning solvent toward the transfer surface, the spray frame having a plurality of liquid discharge ports facing the transfer surface, the liquid discharge ports being disposed at intervals in an up-down direction from the transfer surface.

Preferably, the solvent applying unit includes a coating member capable of adsorbing the cleaning solvent and coating the cleaning solvent on the transfer surface, and a top of the coating member and the transfer surface are disposed in conformity with each other.

Preferably, the wiping unit comprises a scraping strip, and the upper surface of the scraping strip and the transmission surface are mutually attached or arranged in a clearance mode; or, the wiping unit comprises a roller capable of rotating around the axis thereof, wherein the axis of the roller extends along the width direction of the conveying belt.

Preferably, the drying unit is a blowing frame capable of feeding clean air toward the transfer surface.

Preferably, the solvent applying unit, the wiping unit, and the drying unit each extend in a width direction of the conveying belt.

Preferably, the transmission system further comprises a transmission seat, a first transmission roller and a second transmission roller which are respectively arranged on the transmission seat in a manner of rotating around the axes of the first transmission roller and the second transmission roller, and a driving component for driving the first transmission roller to rotate, wherein the axes of the first transmission roller and the second transmission roller are parallel to each other and are perpendicular to the transmission direction of the transmission belt.

Further, the solvent applying unit, the wiping unit, and the drying unit are respectively disposed on the transport base and between the first transport roller and the second transport roller in the front-rear direction.

Further, the upper portion of transmission seat is provided with the deck plate fixedly, the deck plate is located in the front and back direction between the first transmission roller and the second transmission roller, just the upper surface of deck plate is higher than the first transmission roller with the second transmission roller, the deck plate is located in the transmission band and the upper portion tensioning of transmission band is in on the deck plate.

Further, the bottom of the conveying seat is also provided with a collecting seat, the collecting seat is provided with a collecting groove with an upward opening, and at least the solvent applying unit and the wiping unit are positioned right above the collecting groove.

Another object of the utility model is to provide a lithography apparatus of photovoltaic cell piece with above-mentioned transmission system.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the printing equipment for the photovoltaic cell piece comprises the conveying system for the photovoltaic cell piece, wherein a printing platform surface is formed on the upper surface of the conveying belt.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the in-process of transmission band gyration is in proper order through the solvent and is applyed the unit, clean unit and drying unit, the solvent is applyed the unit and will be attached to behind the filth solvent on the transmission band, clean the clearance by cleaning the unit, carry out drying process by drying unit afterwards, make this transmission band slewing transmission's in-process just carry out online cleaning automatically, the filth that drops on the transmission band in the transmission process to the pollution of next slice photovoltaic cell piece has been avoided, the problem of the efficiency reduction and the cost-rise that special clean brought has been saved, also the production quality of photovoltaic cell piece has been promoted to a great extent. The transmission system is particularly suitable for printing equipment of photovoltaic cell pieces, and the printing quality and efficiency are remarkably improved.

Drawings

Fig. 1 is a schematic perspective view of a transmission system according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of the transmission system of FIG. 1 from another angle;

FIG. 3 is a schematic perspective view of the transport system of FIG. 2 with the collection base removed;

FIG. 4 is a schematic top view of the conveyor system of FIG. 3;

FIG. 5 is a schematic bottom view of the conveyor system of FIG. 3;

FIG. 6 is a schematic side view of the conveyor system of FIG. 3;

fig. 7 is a schematic perspective view of a printing apparatus using the above-described transport system.

Wherein: 1. a transmission seat; 2. a table top plate; 3. a conveyor belt; 3a, a transmission belt segment; 3b, rotating the belt section; 4. A first transfer roller; 5. a second transfer roller; 6. a drive assembly; 61. a motor; 62. a driving wheel; 63. a driven wheel; 64. a synchronous belt; 7. a spraying frame; 8. scraping the strips; 9. a blowing frame; 10. a collecting seat.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 6, the conveying system of a photovoltaic cell sheet comprises an endless and rotatably arranged conveying belt 3, the conveying belt 3 has an endless peripheral conveying surface, and the conveying system further comprises a cleaning device for cleaning the conveying surface.

The cleaning device comprises a solvent applying unit, a wiping unit and a drying unit, wherein the solvent applying unit is used for applying a cleaning solvent to the conveying surface, and the cleaning solvent can be alcohol or other solvents capable of dissolving dirt; the wiping unit is used for wiping and removing dirt dissolved by the cleaning solvent on the transmission surface; the drying unit is used for drying the wiped conveying surface. The solvent applying unit, the wiping unit, and the drying unit are disposed below the conveyor belt 3, and are sequentially disposed at intervals along the conveying direction of the conveyor belt 3.

Specifically, referring to the drawings, in the present embodiment, the solvent application unit includes a spray frame 7 capable of spraying the cleaning solvent toward the conveyance surface, the spray frame 7 extending in the width direction of the conveyance belt 3 (perpendicular to the conveyance direction of the conveyance belt 3). The coating frame 7 has a plurality of liquid discharge ports (not shown) facing the transport surface, and the liquid discharge ports and the transport surface are arranged at intervals in the vertical direction. During the transport of the conveyor belt 3, the cleaning solvent is sprayed out of the liquid spray opening, so that the conveyor belt 3 is sprayed with the cleaning solvent while being transported through the spray booth 7. The solvent applying unit further includes a liquid supply assembly (not shown) for continuously supplying the cleaning solvent to the spray frame 7 and allowing the cleaning solvent to be sprayed out at a certain pressure. In other embodiments, the solvent applying unit may also include a coating member capable of adsorbing the cleaning solvent and coating the cleaning solvent on the conveying surface, and a top of the coating member needs to be attached to the conveying surface to transfer and coat the cleaning solvent adsorbed on the coating member onto the conveying surface.

The wiping unit comprises a scraping strip 8, the scraping strip 8 extends along the width direction of the conveying belt 3, the upper surface of the scraping strip 8 and the conveying surface are mutually attached or arranged in a clearance mode, and when the conveying belt 3 is conveyed and passes through the scraping strip 8, dirt still attached to the conveying surface after being dissolved by cleaning solvent is scraped. In other embodiments, the wiping unit may further include a roller capable of rotating around its axis, the axis of the roller extends along the width direction of the conveying belt 3, and the outer circumferential surface of the roller is disposed with a gap or friction fit with the conveying surface, and when the conveying belt 3 passes through the roller, the dirt still adhered to the conveying surface after being dissolved by the cleaning solvent is wiped off by the roller. The drying unit comprises a blowing frame 9 capable of conveying clean air towards the conveying surface, the blowing frame 9 extends along the width direction of the conveying belt 3, a plurality of micropores are also formed in the blowing frame 9, and the mouths of the micropores face the conveying surface of the conveying belt 3. The drying unit further includes an air supply assembly (not shown) for communicating with the micro-holes to continuously supply clean air. The conveyor belt 3 is dried by the clean air blown thereto while being conveyed and passing through the blowing frame 9.

Referring to the drawings, the conveying system further comprises a conveying base 1, a first conveying roller 4 and a second conveying roller 5 which are respectively arranged on the conveying base 1 in a manner of being capable of rotating around the axes of the first conveying roller and the second conveying roller, and a driving assembly 6 for driving the first conveying roller 4 to rotate, wherein the axes of the first conveying roller 4 and the second conveying roller 5 are parallel to each other and perpendicular to the conveying direction of the conveying belt 3, and the conveying belt 3 is tensioned between the first conveying roller 4 and the second conveying roller 5 to be capable of circularly rotating. The driving assembly 6 here comprises in particular a motor 61, a driving pulley 62 arranged on the output shaft of the motor 61, a driven pulley 63 arranged at the outer end of the first transfer roller 4, and a timing belt 64 tensioned between the driving pulley 62 and the driven pulley 63, the motor 61 driving the transfer belt 3 in a rotary motion when in operation.

In this embodiment, the transmission system is mainly used for transmitting and bearing the battery piece in the printing and processing process of the battery piece, the table board 2 is fixedly arranged on the upper portion of the transmission seat 1, the table board 2 is located between the first transmission roller 4 and the second transmission roller 5 in the front-back direction, the upper surface of the table board 2 is higher than the first transmission roller 4 and the second transmission roller 5, the table board 2 is located in the transmission belt 3, and the upper portion of the transmission belt 3 is tensioned on the table board 2.

The conveying belt 3 is provided with a conveying belt section 3a and a rotary belt section 3b which are parallel to each other, the conveying belt section 3a is positioned above the rotary belt section 3b, the conveying belt section 3a is closely contacted on the table panel 2, and the upper surface of the conveying belt section is used for supporting the battery piece to be printed; the outer surface of the rotating belt section 3b is matched with the spraying frame 7, the scraping strip 8 and the blowing frame 9 to realize cleaning. With the revolving motion of the conveyor belt 3, any portion of the conveyor belt 3 in the longitudinal direction may constitute a part of the conveyor belt segment 3a and the revolving belt segment 3 b. Therefore, the entire outer surface of the conveying belt 3, i.e., the conveying surface, can be cleaned by the cleaning device during the rotation of the conveying belt 3.

As shown in fig. 1 to 3, the bottom of the conveying seat 1 is further provided with a collecting seat 10, the collecting seat 10 has a collecting groove with an upward opening, at least the spraying frame 7 and the scraping strip 8 are located right above the collecting groove for collecting the cleaning solvent and wiping off the removed dirt, and here, the collecting seat 10 is integrally in the form of an open tray capable of collecting the dirt falling from the entire revolving belt section 3 b.

Referring to fig. 7, a printing apparatus for photovoltaic cells to which the above-mentioned conveying system 100 is applied is shown, and the printing apparatus further includes a printing device 200, wherein the conveying base 1 of the conveying system 100 can move in a linear direction, so that the printing apparatus can cooperate with the feeding device 300 to feed the photovoltaic cells and cooperate with the printing device 200 to print the photovoltaic cells. After the printing process is completed, the photovoltaic cell pieces supported on the conveying belt 3 are discharged, or the conveying system 100 integrally faces the feeding device 300 to perform feeding, the conveying belt 3 rotates, the cleaning device can clean the conveying surface of the conveying belt 3 on line, the problem that the printing of the next photovoltaic cell piece is influenced by dirt falling on the conveying belt 3 in the printing process is avoided, the problems of efficiency reduction and cost rising caused by special cleaning are solved, and the printing quality of the photovoltaic cell pieces is improved to a great extent.

Of course, the utility model discloses a transmission system can also be arranged in other production process of photovoltaic cell piece, and aim at makes the transmission face of transmission band 3 remain clean throughout and avoids polluting the battery piece of treating transmission, promotes the production quality of battery piece.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a transmission system of photovoltaic cell piece, is including being the annular and the conveyer belt that sets up with revolving, the conveyer belt has transmission face, its characterized in that: the conveying system further comprises a cleaning device used for cleaning the conveying surface, the cleaning device comprises a solvent applying unit used for applying cleaning solvent to the conveying surface, a wiping unit used for wiping off dirt on the conveying surface, and a drying unit used for drying the conveying surface, wherein the solvent applying unit, the wiping unit and the drying unit are arranged below the conveying belt and are sequentially arranged at intervals along the conveying direction of the conveying belt.

2. The transfer system of photovoltaic cells of claim 1, wherein: the solvent applying unit includes a spray frame capable of spraying the cleaning solvent toward the transfer surface, the spray frame having a plurality of liquid discharge ports facing the transfer surface, the liquid discharge ports being arranged at intervals in an up-down direction with respect to the transfer surface.

3. The transfer system of photovoltaic cells of claim 1, wherein: the solvent applying unit comprises a coating piece which can adsorb the cleaning solvent and coat the cleaning solvent on the conveying surface, and the top of the coating piece and the conveying surface are mutually attached.

4. The transfer system of photovoltaic cells of claim 1, wherein: the wiping unit comprises a scraping strip, and the upper surface of the scraping strip and the transmission surface are mutually attached or arranged in a clearance mode; or, the wiping unit comprises a roller capable of rotating around the axis thereof, wherein the axis of the roller extends along the width direction of the conveying belt.

5. The transfer system of photovoltaic cells of claim 1, wherein: the drying unit is a blowing frame capable of conveying clean air towards the conveying surface.

6. The transfer system of photovoltaic cells of claim 1, wherein: the solvent applying unit, the wiping unit, and the drying unit extend in the width direction of the conveyor belt, respectively.

7. The transfer system of photovoltaic cells of any of claims 1 to 6, characterized in that: the transmission system further comprises a transmission seat, a first transmission roller and a second transmission roller which are arranged on the transmission seat in a rotating mode around the axis of the transmission seat, and a driving assembly used for driving the first transmission roller to rotate, wherein the axis of the first transmission roller is parallel to the axis of the second transmission roller, and the transmission directions of the transmission belts are perpendicular to each other.

8. The transfer system of photovoltaic cells according to claim 7, characterized in that: the solvent applying unit, the wiping unit, and the drying unit are respectively disposed on the transport base and between the first transport roller and the second transport roller in the front-rear direction.

9. The transfer system of photovoltaic cells according to claim 7, characterized in that: the upper portion of transmission seat is provided with the deck plate fixedly, the deck plate is located in the front and back direction first transmission roller with between the second transmission roller, just the upper surface of deck plate is higher than first transmission roller with the second transmission roller, the deck plate is located in the transmission band just the upper portion tensioning of transmission band is in on the deck plate.

10. The transfer system of photovoltaic cells according to claim 7, characterized in that: the bottom of the transmission seat is also provided with a collection seat, the collection seat is provided with a collection groove with an upward opening, and at least the solvent applying unit and the wiping unit are positioned right above the collection groove.

11. The utility model provides a lithography apparatus of photovoltaic cell piece which characterized in that: a transfer system comprising the photovoltaic cell sheet of any one of claims 1 to 10, an upper surface of the transfer belt forming a printing table top.