Screen printing device and method for photovoltaic panel
Technical Field
The invention relates to the technical field of photovoltaic panel printing equipment, in particular to a screen printing device of a photovoltaic panel and a printing method thereof.
Background
The silk screen printing refers to that a silk screen is used as a plate base, and a silk screen printing plate with pictures and texts is manufactured by a photosensitive plate making method. The basic principle that the meshes of the image-text part and the non-image-text part of the screen printing plate are permeable to ink and impermeable to ink is utilized to print. When printing, ink is poured into one end of the screen printing plate, a scraper plate is used for applying certain pressure to the ink position on the screen printing plate, meanwhile, the ink moves towards the other end of the screen printing plate at a constant speed, and the ink is extruded onto a printing stock from meshes of the image-text part by the scraper plate in the moving process;
patent document (CN104553266B) discloses a novel screen printing machine, this screen printing machine adopts the mode of scraper blade even ink of scraping to print, the firm degree of ink of scraping even is poor, the pattern life who leads to final formation is short, still need use positioning mechanism to fix the photovoltaic board when using, positioning mechanism loosens again after the printing finishes, the operation is complicated, this screen printing machine structure is complicated, and is with high costs, the unable self-cleaning of this screen printing machine simultaneously, it is comparatively inconvenient, also unable automatic handling waits to print the material, lead to follow-up work not to link up, low in production efficiency.
Disclosure of Invention
The invention aims to provide a screen printing device and a printing method of a photovoltaic panel, wherein ink in an ink box is pumped out by a liquid pump, is guided into a spray pipe through a guide pipe and is sprayed out downwards through each nozzle, a mesh cylinder is sleeved on the periphery provided with the nozzles, and is driven by a third motor to rotate, when a hollow pattern on the surface of the mesh cylinder rotates to the lowest part, the ink sprayed out of the nozzles is sprayed onto the photovoltaic panel passing below through the hollow pattern, the screen printing device adopts a rotary spraying mode to print the photovoltaic panel without fixing the photovoltaic panel, the mesh cylinder rotates for one circle, the pattern on the photovoltaic panel can be printed, the printing period of a single photovoltaic panel is short, the ink can be directly sprayed onto the surface of the photovoltaic panel by adopting a high-pressure nozzle spraying mode, the firmness degree of the pattern is high, and the problem that the traditional screen printing device needs to fix the photovoltaic panel during printing is solved, meanwhile, a scraper needs to be arranged on the photovoltaic panel, so that the structure is complex, the cost is high, the working efficiency is low, the scraper is adopted for scraping evenly, and the service life of the pattern is short;
the first threaded rod is driven to rotate by the first motor, the flat plate is driven to move, so that the screen cylinder is driven to move, the second threaded rod is driven to rotate by the second motor, the supporting seat is driven to transversely move, the position of the screen cylinder of the screen printing device is convenient to adjust, the cleaning roller is arranged on the mounting box, the screen cylinder can be moved to the position corresponding to the cleaning roller by controlling the first motor and the second motor, the inside of the screen cylinder is cleaned by the cleaning roller, the cleaning is convenient and quick, the labor intensity is reduced, and the technical problem that the traditional screen printing device is inconvenient to clean is solved;
the invention conveys the photovoltaic panel to each layer supporting plate through the roller conveyor, the lifting motor is started to drive the rotating shaft to rotate, the rotating shaft drives the two first gears to rotate and drives the gear belts to rotate, the gear belt drives each layer of supporting plate to move upwards, so that the photovoltaic plates on the roller conveyor are sequentially conveyed onto each layer of supporting plate, the gear belt drives each layer of supporting plate to move upwards in the lifting process, the clamping plate is driven to descend by the lifting cylinder and is driven to move by the clamping cylinder, so that the bottom bent edge of the clamping plate provides support for the photovoltaic panel, thereby drive the push pedal through pushing away the material cylinder and remove and push away the band conveyer with the photovoltaic board on, whole in-process need not the manpower and carries the photovoltaic board, can continuously carry the photovoltaic board, labour saving and time saving, work efficiency is high, has solved the inconvenient technical problem of traditional screen printing device material loading.
The purpose of the invention can be realized by the following technical scheme:
a screen printing device for a photovoltaic panel comprises a workbench, wherein an installation box is fixedly installed at one side edge of the upper surface of the workbench, a spray pipe is fixedly installed at one side of the installation box, a plurality of nozzles are fixedly installed at the bottom of the spray pipe and distributed at equal intervals, a guide pipe is fixedly connected to one end, located in the installation box, of the spray pipe, the bottom end of the guide pipe penetrates through the upper wall of the workbench and is communicated with an ink box, the ink box is fixedly installed at the inner wall of the lower side of the workbench, a liquid pump is installed on the guide pipe, and the liquid pump is fixed at the outer wall of one side of the ink box through bolts;
one side edge fixed mounting that the install bin was kept away from to workstation upper surface has a base, the last sliding surface of base is connected with the flat board, dull and stereotyped upper surface has the riser through welding vertical fixation, one side slip of riser is provided with the supporting seat, one side of supporting seat is rotated and is installed the installation axle, the one end fixed mounting of installation axle has a net section of thick bamboo, the last surface of workstation is fixed mounting still has band conveyer, band conveyer is located between install bin and the base, band conveyer's one end is provided with the mounting bracket, one side fixed mounting that band conveyer was kept away from to the mounting bracket has cylinder conveyer.
Further, a first motor is fixedly installed on the upper wall of the inner side of the base, a belt pulley is fixedly installed on an output shaft of the first motor, a first threaded rod is installed on the upper surface of the base in a rotating mode, a belt pulley is fixedly installed on the first threaded rod, the output shaft of the first motor is connected with the first threaded rod through the belt pulley and belt transmission, the bottom of the flat plate is in threaded connection with the first threaded rod, a second motor is fixedly installed on one side of the vertical plate, the belt pulley is fixedly installed on the output end of the second motor, a second threaded rod is installed on the other side of the vertical plate in a rotating mode, a belt pulley is fixedly installed on the second threaded rod, the output shaft of the second motor is connected with the second threaded rod through the belt pulley and belt transmission, one side of the supporting seat is in threaded connection with the second threaded rod, and a, the output shaft end fixed mounting of third motor has the belt pulley, install epaxial fixed mounting of axle has the belt pulley, the output shaft and the installation axle of third motor pass through belt pulley, belt transmission and are connected.
Furthermore, one side of the installation box is rotatably provided with a cleaning roller, the inner side of the installation box is fixedly provided with a cleaning motor, and an output shaft of the cleaning motor is fixedly connected with one end of the cleaning roller.
Further, rotate on the mounting bracket and install two axis of rotation, the both ends of axis of rotation are rotated with the mounting bracket through the bearing respectively and are connected, one side fixed mounting of mounting bracket has two elevator motor, two elevator motor's output axle head respectively with two axis of rotation fixed connection, cup joint in the axis of rotation and be fixed with two first gears, the equal fixed mounting in upper portion of mounting bracket has the second gear, first gear passes through the gear belt transmission with corresponding second gear and is connected, one side fixed mounting in gear belt has a plurality of to be used for supporting the layer board of photovoltaic board, a plurality of the layer board is equidistant distribution.
Furthermore, a chain is installed on one side of each of the support plates, and two adjacent support plates in the vertical direction are connected through the chain.
Further, the top of mounting bracket is fixed with the installation roof through the bolt level, the upper surface central point department of putting of installation roof fixed mounting has the lift cylinder, the output pole of lift cylinder runs through the installation roof and extends to the below of installation roof, and the output pole bottom level of lift cylinder is fixed with mounting plate, mounting plate's bottom surface fixed mounting has two centre gripping cylinders, two the centre gripping cylinder is the symmetric distribution, the output pole tip fixed mounting of centre gripping cylinder has the grip block, the bottom of grip block is bent to the inboard and is formed the crimp.
Further, there is a curb plate one side of mounting bracket through bolt fixed mounting, the middle part fixed mounting on a side surface of curb plate has the material cylinder that pushes away, the output lever that pushes away the material cylinder runs through the curb plate and extends to the opposite side of curb plate, just the output lever tip fixed mounting who pushes away the material cylinder has the push pedal.
Furthermore, one end of the net cylinder, which is far away from the mounting shaft, is provided with a circular through hole.
A printing method of a screen printing device of a photovoltaic panel specifically comprises the following steps:
firstly, a photovoltaic panel is conveyed to one side of a mounting frame through a roller conveyor, the photovoltaic panel is conveyed to a supporting plate, two lifting motors are simultaneously started, output shafts of the lifting motors rotate and drive rotating shafts to rotate, the rotating shafts drive two first gears to rotate and drive gear belts to rotate, the gear belts drive the supporting plates to move upwards while rotating, the photovoltaic panel is sequentially conveyed to the supporting plates by the roller conveyor in a continuous conveying mode, when the photovoltaic panel on the supporting plate moves upwards to the top, a lifting cylinder is started, an output rod of the lifting cylinder extends downwards and drives a mounting bottom plate to descend, the mounting bottom plate drives a clamping cylinder and clamping plates to descend, two clamping plates are respectively positioned at two sides of the uppermost photovoltaic panel, the clamping cylinder is started, the clamping cylinders drive the clamping plates to move oppositely, and a bent edge at the bottom of the clamping plates is positioned below the photovoltaic panel, starting the lifting cylinder again, driving the photovoltaic panel to rise to one side of the push plate through the lifting cylinder, starting the material pushing cylinder, enabling an output rod of the material pushing cylinder to extend out and drive the push plate to move, and pushing the photovoltaic panel onto the belt conveyor through the push plate;
step two, starting a belt conveyor, driving the photovoltaic panel to move below the net drum by the belt conveyor, starting a liquid pump and a third motor, driving an installation shaft to rotate by the third motor through a belt and a belt pulley and driving the net drum to rotate, leading ink in an ink tank into a spray pipe through a guide pipe when the liquid pump works, and spraying the ink downwards through each nozzle, driving hollow patterns on the surface of the net drum to rotate while the net drum rotates, spraying the ink sprayed out of the nozzles onto the photovoltaic panel passing below through the hollow patterns when the hollow patterns rotate to the lowest part, rotating the net drum for a circle when the photovoltaic panel completely passes below the net drum, and conveying the printed patterns on the photovoltaic panel to the other end for collection through the belt conveyor;
and step three, starting a first motor, wherein the first motor drives a first threaded rod to rotate through a belt pulley and a belt, the first threaded rod drives a flat plate to move to one side far away from the installation box while rotating, and drives the net barrel to move to one side far away from the installation box, so that the spray pipe is separated from the net barrel, starting a second motor, the second motor drives a second threaded rod to rotate through the belt pulley and the belt, the second threaded rod drives a supporting seat to move transversely while rotating, and drives the net barrel to move to the position corresponding to the cleaning roller, starting the first motor again, the first motor drives the net barrel to move to one side of the installation box, so that the cleaning roller is inserted into the net barrel, and the cleaning motor drives the cleaning roller to rotate to clean the inner wall of the net barrel.
The invention has the beneficial effects that:
according to the screen printing device, the liquid pump is used for pumping out ink in the ink box, the ink is guided into the spray pipe through the guide pipe and is sprayed downwards through each nozzle, the mesh cylinder is sleeved on the periphery provided with the nozzle, the mesh cylinder is driven to rotate through the third motor, when the hollow patterns on the surface of the mesh cylinder rotate to the lowest part, the ink sprayed out of the nozzle is sprayed onto the photovoltaic panel passing below through the hollow patterns, the screen printing device is used for printing the photovoltaic panel in a rotary spraying mode, the photovoltaic panel does not need to be fixed, the mesh cylinder rotates for one circle, the patterns on the photovoltaic panel can be printed completely, the printing period of a single photovoltaic panel is short, the working efficiency is high, the cost is low, the high-pressure nozzle spraying mode is adopted, the ink can be directly sprayed onto the surface of the photovoltaic panel, the firmness degree of the patterns is high;
the first threaded rod is driven to rotate through the first motor, the flat plate is driven to move, so that the screen cylinder is driven to move, the second threaded rod is driven to rotate through the second motor, the supporting seat is driven to transversely move, the position of the screen cylinder of the screen printing device is convenient to adjust, the cleaning roller is arranged on the mounting box, the screen cylinder can be moved to the position corresponding to the cleaning roller through controlling the first motor and the second motor, the inside of the screen cylinder is cleaned through the cleaning roller, the cleaning is convenient and rapid, and the labor intensity is reduced;
according to the photovoltaic panel conveying device, a roller conveyor is used for conveying photovoltaic panels to each layer of supporting plate, the lifting motor is started to drive the rotating shaft to rotate, the rotating shaft drives the two first gears to rotate and drives the gear belts to rotate, each layer of supporting plate is driven to move upwards through the gear belts, the photovoltaic panels on the roller conveyor are sequentially conveyed to each layer of supporting plate, the gear belts drive each layer of supporting plate to move upwards in the ascending process, the lifting cylinders drive the clamping plates to descend, the clamping cylinders drive the clamping plates to move, the bottom bent edges of the clamping plates support the photovoltaic panels, the material pushing cylinders drive the pushing plates to move, and therefore the photovoltaic panels are pushed onto the belt conveyor.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a perspective view of a screen printing apparatus for a photovoltaic panel according to the present invention;
FIG. 2 is a sectional view showing the structure of a screen printing apparatus for a photovoltaic panel according to the present invention;
FIG. 3 is a partial structural view of a screen printing apparatus for a photovoltaic panel according to the present invention;
FIG. 4 is a partial view of another angle of the screen printing apparatus for photovoltaic panels according to the present invention;
FIG. 5 is a sectional view showing a partial structure of a screen printing apparatus for a photovoltaic panel according to the present invention;
FIG. 6 is a perspective assembly view of the mounting bracket and its surface mechanism of the present invention;
FIG. 7 is an assembled side view of the mounting bracket and its surface mechanism of the present invention;
fig. 8 is an assembled front view of the mounting bracket and its surface mechanism of the present invention.
In the figure: 1. a work table; 2. installing a box; 3. a nozzle; 4. cleaning the roller; 5. a belt conveyor; 6. a mounting frame; 7. a roller conveyor; 8. a base; 9. a flat plate; 10. a vertical plate; 11. a supporting seat; 12. a net drum; 13. a nozzle; 14. a conduit; 15. an ink tank; 16. a liquid pump; 17. a first motor; 18. a first threaded rod; 19. a second motor; 20. a second threaded rod; 21. a third motor; 22. installing a shaft; 23. a rotating shaft; 24. a lifting motor; 25. a first gear; 26. a second gear; 27. a support plate; 28. a chain; 29. installing a top plate; 30. a lifting cylinder; 31. mounting a bottom plate; 32. a clamping cylinder; 33. a clamping plate; 34. a material pushing cylinder; 35. pushing the plate; 36. a gear belt; 37. a photovoltaic panel; 38. side plates.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-8, a screen printing device for a photovoltaic panel includes a workbench 1, a mounting box 2 is fixedly mounted at one side edge of the upper surface of the workbench 1, a spray pipe 3 is fixedly mounted at one side of the mounting box 2, a plurality of nozzles 13 are fixedly mounted at the bottom of the spray pipe 3, the nozzles 13 are distributed at equal intervals, a guide pipe 14 is fixedly connected to one end of the spray pipe 3 located in the mounting box 2, the bottom end of the guide pipe 14 penetrates through the upper wall of the workbench 1 and is communicated with an ink tank 15, the ink tank 15 is fixedly mounted at the lower inner wall of the workbench 1, a liquid pump 16 is mounted on the guide pipe 14, and the liquid pump 16 is fixed at the outer wall of one side of the ink tank 15 through bolts;
1 upper surface of workstation keeps away from a side edge of install bin 2 and locates base 8, the last sliding surface of base 8 is connected with dull and stereotyped 9, the upper surface of dull and stereotyped 9 has riser 10 through the welding vertical fixation, one side slip of riser 10 is provided with supporting seat 11, one side of supporting seat 11 is rotated and is installed installation axle 22, the one end fixed mounting of installation axle 22 has a net section of thick bamboo 12, the last surface of workstation 1 is fixed mounting still has band conveyer 5, band conveyer 5 is located between install bin 2 and the base 8, band conveyer 5's one end is provided with mounting bracket 6, one side fixed mounting that band conveyer 5 was kept away from to mounting bracket 6 has roller conveyor 7.
The utility model discloses a support seat for the elevator, including base 8, first motor 17, first threaded rod 18, belt pulley, second motor 19, belt pulley, second threaded rod 20, second motor 19, belt pulley, support seat 11, belt pulley 20, belt pulley, the top fixed mounting of supporting seat 11 has third motor 21, the output shaft fixed mounting of third motor 21 has the belt pulley, fixed mounting has the belt pulley on the installation axle 22, the output shaft of third motor 21 passes through belt pulley, belt drive with installation axle 22 and is connected.
One side of install bin 2 is rotated and is installed cleaning roller 4, and cleaning roller 4 constitutes for soft materials, the inboard fixed mounting of install bin 2 has cleaning motor, and cleaning motor's output shaft and cleaning roller 4's one end fixed connection.
Rotate on the mounting bracket 6 and install two axis of rotation 23, the both ends of axis of rotation 23 are rotated with mounting bracket 6 through the bearing respectively and are connected, one side fixed mounting of mounting bracket 6 has two elevator motor 24, two elevator motor 24's output axle head respectively with two axis of rotation 23 fixed connection, it is fixed with two first gears 25 to cup joint on the axis of rotation 23, the equal fixed mounting in upper portion of mounting bracket 6 has second gear 26, first gear 25 passes through gear belt 36 transmission with corresponding second gear 26 and is connected, one side fixed mounting of gear belt 36 has a plurality of to be used for supporting photovoltaic board 37's layer board 27, a plurality of layer board 27 is equidistant distribution.
A chain 28 is arranged on one side of each of the support plates 27, and two adjacent support plates 27 in the vertical direction are connected through the chain 28.
The top of mounting bracket 6 is fixed with installation roof 29 through the bolt level, the upper surface central point of installation roof 29 puts fixed mounting has lift cylinder 30, the output pole of lift cylinder 30 runs through installation roof 29 and extends to the below of installation roof 29, and the output pole bottom level of lift cylinder 30 is fixed with mounting plate 31, mounting plate 31's bottom surface fixed mounting has two centre gripping cylinders 32, two centre gripping cylinders 32 are the symmetric distribution, centre gripping cylinders 32's output pole tip fixed mounting has grip block 33, the bottom of grip block 33 is bent to the inboard and is formed the crimp.
One side of mounting bracket 6 has curb plate 38 through bolt fixed mounting, the middle part fixed mounting on a side surface of curb plate 38 has the material cylinder 34 that pushes away, the output lever that pushes away material cylinder 34 runs through curb plate 38 and extends to the opposite side of curb plate 38, just the output lever tip fixed mounting that pushes away material cylinder 34 has push pedal 35.
One end of the net cylinder 12 far away from the mounting shaft 22 is provided with a circular through hole.
A printing method of a screen printing device of a photovoltaic panel specifically comprises the following steps:
firstly, a photovoltaic panel 37 is conveyed to one side of an installation frame 6 through a roller conveyor 7, the photovoltaic panel 37 is conveyed to a supporting plate 27, two lifting motors 24 are started simultaneously, output shafts of the lifting motors 24 rotate and drive a rotating shaft 23 to rotate, the rotating shaft 23 drives two first gears 25 to rotate and drive a gear belt 36 to rotate, the gear belt 36 rotates and drives each layer of supporting plate 27 to move upwards, the photovoltaic panel 37 is conveyed to each layer of supporting plate 27 sequentially by the roller conveyor 7 continuously, when the photovoltaic panel 37 on the supporting plate 27 moves upwards to the uppermost direction, a lifting cylinder 30 is started, an output rod of the lifting cylinder 30 extends downwards and drives an installation bottom plate 31 to descend, the installation bottom plate 31 drives a clamping cylinder 32 and a clamping plate 33 to descend, so that the two clamping plates 33 are respectively positioned at two sides of the uppermost layer of photovoltaic panel 37, the clamping cylinder 32 is started, the clamping cylinder 32 drives the clamping plates 33 to move towards each other, enabling the bent edge at the bottom of the clamping plate 33 to be located below the photovoltaic plate 37, starting the lifting cylinder 30 again, driving the photovoltaic plate 37 to ascend to one side of the push plate 35 through the lifting cylinder 30, starting the material pushing cylinder 34, enabling an output rod of the material pushing cylinder 34 to extend out and driving the push plate 35 to move, and pushing the photovoltaic plate 37 onto the belt conveyor 5 through the push plate 35;
step two, starting the belt conveyor 5, wherein the belt conveyor 5 drives the photovoltaic panel 37 to move below the screen cylinder 12, starting the liquid pump 16 and the third motor 21, the third motor 21 drives the mounting shaft 22 to rotate through a belt and a belt pulley and drives the screen cylinder 12 to rotate, the liquid pump 16 works and pumps out ink in the ink box 15, the ink is guided into the spray pipe 3 through the guide pipe 14 and is sprayed out downwards through each nozzle 13, the screen cylinder 12 rotates and simultaneously drives the hollow patterns on the surface of the screen cylinder to rotate, when the hollow patterns rotate to the lowest part, the ink sprayed out of the nozzles 13 is sprayed onto the photovoltaic panel 37 passing below through the hollow patterns, when the photovoltaic panel 37 completely passes below the screen cylinder 12, the screen cylinder 12 rotates for a circle, and the patterns on the photovoltaic panel 37 are printed and conveyed to the other end through the belt conveyor 5 to be collected;
and step three, starting the first motor 17, driving the first threaded rod 18 to rotate by the first motor 17 through a belt pulley and a belt, driving the flat plate 9 to move towards one side far away from the installation box 2 while the first threaded rod 18 rotates, driving the net cylinder 12 to move towards one side far away from the installation box 2, enabling the spray pipe 3 to be separated from the net cylinder 12, starting the second motor 19, driving the second threaded rod 20 to rotate by the second motor 19 through the belt pulley and the belt, driving the supporting seat 11 to transversely move while the second threaded rod 20 rotates, driving the net cylinder 12 to move to the position corresponding to the cleaning roller 4, starting the first motor 17 again, driving the net cylinder 12 to move towards one side of the installation box 2 by the first motor 17, enabling the cleaning roller 4 to be inserted into the net cylinder 12, and driving the cleaning roller 4 to rotate through the cleaning motor to clean the inner wall of the net cylinder 12.
According to the invention, ink in an ink box 15 is pumped out by a liquid pump 16 and is guided into a spray pipe 3 through a guide pipe 14, and is sprayed downwards through each nozzle 13, a mesh cylinder 12 is sleeved on the periphery provided with the nozzle 13, and the mesh cylinder 12 is driven to rotate by a third motor 21, when the hollow patterns on the surface of the mesh cylinder 12 rotate to the lowest part, the ink sprayed out of the nozzle 13 is sprayed onto a photovoltaic panel 37 passing below through the hollow patterns, the screen printing device prints the photovoltaic panel 37 in a rotary spraying mode without fixing the photovoltaic panel 37, the mesh cylinder 12 rotates for one circle, the patterns on the photovoltaic panel 37 can be printed, the printing period of a single photovoltaic panel 37 is short, the working efficiency is high, the cost is low, the ink can be directly sprayed onto the surface of the photovoltaic panel 37 by adopting a high-pressure nozzle spraying mode, the firmness degree of the patterns is high, and the service life is long;
the first motor 17 drives the first threaded rod 18 to rotate and drives the flat plate 9 to move, so that the screen cylinder 12 is driven to move, the second motor 19 drives the second threaded rod 20 to rotate and drives the supporting seat 11 to transversely move, the position of the screen cylinder 12 of the screen printing device is convenient to adjust, the cleaning roller 4 is arranged on the mounting box 2, the screen cylinder 12 can be moved to the position corresponding to the cleaning roller 4 by controlling the first motor 17 and the second motor 19, the inside of the screen cylinder 12 is cleaned by the cleaning roller 4, the cleaning is convenient and rapid, and the labor intensity is reduced;
the invention conveys the photovoltaic panel 37 to each layer of supporting plate 27 through the roller conveyor 7, drives the rotating shaft 23 to rotate by starting the lifting motor 24, drives the two first gears 25 to rotate by the rotating shaft 23, drives the gear belt 36 to rotate, drives each layer of supporting plate 27 to move upwards by the gear belt 36, leads the photovoltaic panel 37 on the roller conveyor 7 to be sequentially conveyed to each layer of supporting plate 27, drives the photovoltaic panel 37 to move upwards by the gear belt 36 in the process of driving each layer of supporting plate 27 to ascend, drives the clamping plate 33 to descend by the lifting cylinder, drives the clamping plate 33 to move by the clamping cylinder 32, leads the bottom edge of the clamping plate 33 to provide support for the photovoltaic panel 37, drives the push plate 35 to move by the pushing cylinder 34 so as to push the photovoltaic panel 37 to the belt conveyor 5, does not need manpower to convey the photovoltaic panel 37 in the whole process, can continuously convey the photovoltaic panel 37, saves time and labor, the working efficiency is high.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.