A photovoltaic module manufacturing apparatus

Abstract

The application relates to the technical field of photovoltaic module manufacturing, and discloses a photovoltaic module manufacturing device which comprises a workbench and a glue filling mechanism and is further provided with a blocking mechanism. The blocking mechanism comprises a power assembly, an extension rod and a blocking frame. The blocking frame can be closed into a closed loop outside the battery piece to play a blocking role in the glue filling process, so that the glue liquid cannot spread and affect the battery piece. In the process that the blocking frames on the two sides are close to each other, the butt joint center position is determined. Therefore, the blocking frame cooperates with the contact rod to play a positioning and limiting role on the battery piece, so as to ensure the position accuracy of the battery piece relative to the outer layer plate. The blocking frame is left in the outer layer plate and forms a closed loop outside the battery piece, so that the strength of the product after processing can be effectively improved. The contact rod is movably connected and taken out after the glue filling is completed, so that the contact rod cannot affect the battery piece when the battery piece is subjected to thermal expansion and cold contraction.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of photovoltaic module manufacturing, more particularly, it relates to a photovoltaic module manufacturing device. BACKGROUND

[0002] The single solar cell cannot be directly used as a power source, and a plurality of single cells must be connected in series and parallel and tightly packaged into a module as a power source. The photovoltaic module (also called solar cell panel) is the core part of the solar power generation system and is the most important part of the solar power generation system. The double-glass module is a kind of photovoltaic module, which needs to place the cell sheet between two glass plates and then fill the glue for packaging during the processing and manufacturing process. However, during the process of filling the glue for packaging, the glue liquid may spread to the cell sheet, affecting the performance of the product after packaging. Therefore, the present application provides a photovoltaic module manufacturing device to solve the technical problem that the glue liquid may spread to the cell sheet in the related art, affecting the performance of the product after packaging. SUMMARY

[0003] The present application provides a photovoltaic module manufacturing device to solve the technical problem that the glue liquid may spread to the cell sheet in the related art, affecting the performance of the product after packaging.

[0004] According to one aspect of the present application, a photovoltaic module manufacturing device is provided, which comprises a workbench and a glue filling mechanism, and further comprises a blocking mechanism. The blocking mechanism comprises a power assembly, an insertion rod, and a blocking frame. One end of the insertion rod is connected to the power assembly, and the other end is detachably and movably connected to the blocking frame. The thickness of the insertion rod and the blocking frame corresponds to the thickness of the cell sheet. The shape of the blocking frame corresponds to the contour shape of the cell sheet. A contact rod is arranged on the side of the blocking frame away from the insertion rod. In the state that the two blocking frames are abutted, the end of the contact rod away from the blocking frame is in contact with the edge of the cell sheet.

[0005] The blocking frame can form a closed loop around the outside of the cell sheet during the glue filling process, preventing the glue liquid from spreading and affecting the cell sheet. During the process of the two blocking frames moving closer to each other, the abutted center position is determined. Thus, the blocking frame and the contact rod can position and limit the cell sheet. In the case that the placement position of the outer plate is determined, the position accuracy of the cell sheet relative to the outer plate can also be ensured. Furthermore, the blocking frame forms a closed loop between the outer plate and the outside of the cell sheet, which can effectively improve the strength of the product after processing.

[0006] Further, the thickness of the blocking frame is smaller than the thickness of the cell sheet. A gas bag is arranged on the side of the blocking frame away from the cell sheet. A gas supply pipe is arranged in the insertion rod and movably inserted into the gas inlet of the gas bag.

[0007] The size of the blocking frame is set to be smaller than the thickness of the battery sheet, so that it can be more easily inserted into the outer plate, and the air bag is provided to ensure the blocking and shielding effect of the glue solution.

[0008] Further, the blocking frame comprises an inner frame and an outer frame fixedly connected, and the air bag is arranged between the inner frame and the outer frame.

[0009] The outer frame and the inner frame are arranged in cooperation to define the shape of the air bag, so that the air bag is as close as possible to the outer plate during inflation to enhance the blocking effect.

[0010] Further, the outer frame is provided with a connecting hole at the middle position, the distal end of the penetrating rod away from the power assembly is provided with a plurality of annularly distributed connecting pieces, the outer side of the cylindrical structure surrounded by the connecting pieces corresponds in size to the connecting hole, the distal end of the penetrating rod located in the connecting piece is provided with a telescopic member and a movable head, the movable head is arranged at the free end of the telescopic member, and the size of the end of the movable head close to the telescopic member is larger than that of the other end, during the extension of the telescopic member, the movable head drives the connecting piece to expand outward after contacting the connecting piece.

[0011] The telescopic member, the movable head and the connecting piece are arranged to change the size of the outer side of the cylindrical structure surrounded by the connecting pieces within a certain range, so that the cooperation state and the connection condition of the penetrating rod and the outer frame can be conveniently controlled according to needs.

[0012] Further, the contact rod and the inner frame are movably connected, the inner frame is provided with a receiving groove and a connecting groove, the connecting groove is arranged on the side of the inner frame away from the battery sheet, and a connecting strip is slidably connected in the connecting groove, one end of the connecting strip located outside the connecting groove is fixedly connected with the air bag, the distal end of the contact rod away from the battery sheet is clamped in the receiving groove and abuts against the connecting strip, the middle part of the air bag is fixedly connected with the penetrating rod, and a traction rope is arranged between the end part of the air bag and the contact rod.

[0013] The contact rod is movably connected and removed after the glue filling is completed, so that the contact rod does not affect the battery sheet when the battery sheet is subjected to thermal expansion and cold contraction.

[0014] Further, the distal end of the contact rod away from the inner frame is provided with a contact piece corresponding in shape to the battery sheet, and the contact piece is of a folding structure, the contact piece comprises a movable plate and an intermediate plate, the intermediate plate is arranged on the contact rod, the end of the intermediate plate away from the contact rod is hingedly connected with the movable plate, and the other side is magnetically connected.

[0015] The contact piece is arranged to increase the contact degree and stability with the battery sheet, and the contact piece is arranged to be of a folding structure, so that it can be smoothly removed after the glue filling is completed.

[0016] Further, the power assembly comprises two threaded sleeves and a screw rod, the threaded sleeves are square and are threadedly connected to the screw rod, the threaded sleeves are oppositely threaded, the screw rod is supported on a support and is connected to an output end of the motor, the support is provided with a stabilizing frame which is attached to the side of the threaded sleeve, and a support rod is arranged between the threaded sleeve and the extending rod for connecting the two; the end of the support rod away from the screw rod is a sleeve, the extending rod is movably arranged in the sleeve and is locked by a bolt arranged on the side of the sleeve, and the extending rod is provided with an indicating scale.

[0017] The power assembly is selected to have a screw rod structure, so that the action is more accurate and stable, and the positioning accuracy of the battery piece is higher; the two extending rods are movably connected by the support rod, so that the position of the center between the two extending rods can be adjusted, and finally the position of the battery piece can be adjusted to the limited position, and the adjustment is more convenient and accurate by arranging the indicating scale.

[0018] Further, the pressure assembly and the lifting mechanism are further provided, the pressure assembly comprises a pressure plate and a pressure column, the free end of the lifting mechanism is connected to the pressure plate, and the pressure plate is uniformly provided with a plurality of pressure columns; the pressure plate is provided with a communication cavity, the pressure column is provided with a cavity which is in communication with the communication cavity, and the pressure column comprises a piston rod movably connected to a piston and an outer sleeve.

[0019] By arranging the pressure assembly, the pressure assembly is driven by the lifting mechanism to move towards the outer plate and press the outer plate during use, so that the gap between the two outer plates does not become larger during the inflation and glue filling process, and the gap between the two outer plates is ensured; by arranging the piston rod and the outer sleeve, the pressure assembly has a certain buffering capacity during the pressing process, preventing damage to the outer plate and the battery piece caused by impact, and the plurality of pressure columns are in communication through the communication cavity, so that the stress of the plurality of pressure columns is uniform, preventing uneven stress from causing local damage to the outer plate or the battery piece.

[0020] The beneficial effects of the present application are that: by arranging the blocking frame which can enclose a closed loop outside the battery piece, the blocking frame can play a blocking role during the glue filling process, preventing the spread of glue from affecting the battery piece, and during the process of the blocking frames on both sides approaching each other, the center position of the abutment is determined, so that the blocking frame cooperates with the contact rod to position and limit the battery piece, and in the case that the placement position of the outer plate is determined, the position accuracy of the battery piece relative to the outer plate can also be ensured, further, the blocking frame is left between the outer plates outside the battery piece to form a closed loop, which can effectively improve the strength of the product after processing; by movably connecting the contact rod and taking it out after the glue filling is completed, the contact rod can avoid affecting the battery piece when the battery piece expands and shrinks due to heat. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1is a structural schematic diagram of an embodiment of the present application;

[0022] Figure 2 is a structural schematic diagram of another embodiment of the present application;

[0023] Figure 3 is a structural schematic diagram of a connecting piece in the present application;

[0024] Figure 4 is a structural schematic diagram of a blocking frame in the present application;

[0025] Figure 5 is a structural schematic diagram of a partial enlargement at A in the present application;

[0026] Figure 6 is a structural schematic diagram of a cross section at another perspective at A in the present application;

[0027] Figure 7 is a structural schematic diagram of a connecting structure of a movable plate and an intermediate plate in the present application;

[0028] Figure 8 is a structural schematic diagram of a power assembly in the present application;

[0029] Figure 9 is a structural schematic diagram of a pressure assembly in the present application;

[0030] Figure 10 is a structural schematic diagram of a pressure dividing column in the present application.

[0031] In the figure: 1, outer plate; 2, extending rod; 3, air bag; 4, inner frame; 5, battery piece; 6, contact rod; 7, contact piece; 8, outer frame; 9, telescopic piece; 10, movable head; 11, connecting piece; 12, connecting hole; 13, connecting groove; 14, blocking frame; 15, connecting strip; 16, movable plate; 17, intermediate plate; 18, support; 19, stabilizing frame; 20, threaded sleeve; 21, screw rod; 22, support rod; 23, pressure plate; 24, pressure dividing column; 25, outer sleeve; 26, piston rod. DETAILED DESCRIPTION

[0032] The subject matter described herein will now be discussed with reference to example implementations. It should be understood that these implementations are discussed solely for the purpose of illustrating aspects of the subject matter described herein and are not intended to limit the scope of protection, applicability or examples set forth in the claims. Changes in the function and arrangement of elements discussed can be made without departing from the scope of the subject matter content of this specification. Various processes or components can be omitted, substituted, or added according to desired implementations. Additionally, features described with respect to some examples can be combined in other examples.

[0033] A photovoltaic module manufacturing apparatus, please refer toFigure 1 , including a workbench and a filling mechanism, when filling, the outer plate 1 and the battery piece 5 located between the outer plate 1 are located on the workbench, and the filling encapsulation is filled by the filling mechanism, but in order to prevent the spread of glue to the battery piece 5 during the filling process and affect the performance of the product after encapsulation, a blocking mechanism is also provided, the blocking mechanism includes a power assembly, an extension rod 2 and a blocking frame 14, one end of the extension rod 2 is connected with the power assembly, the other end is detachably connected with the blocking frame 14, the thickness of the extension rod 2 and the blocking frame 14 corresponds to the thickness of the battery piece 5, and the shape of the blocking frame 14 corresponds to the contour shape of the battery piece 5, the side of the blocking frame 14 away from the extension rod 2 is provided with a contact rod 6, and in the state that the two blocking frames 14 are abutted, the end of the contact rod 6 away from the blocking frame 14 contacts the edge of the battery piece 5; preferably, the shape of the end of the contact rod 6 away from the blocking frame 14 corresponds to the contour shape of the corresponding position of the battery piece 5;

[0034] When the device is used, the outer plate 1 and the battery piece 5 located between the outer plate 1 are located on the workbench, the blocking frames 14 on both sides are driven by the power assembly to extend into the two outer plates 1, the blocking frames 14 advance towards the battery piece 5 under the driving action of the power assembly, until the two blocking frames 14 are abutted, at this time, the contact rod 6 contacts the battery piece 5 to limit the battery piece 5, the two blocking frames 14 enclose an annular ring on the outer side of the battery piece 5 to block the glue, and then the filling encapsulation is filled by the filling mechanism, after the encapsulation is completed, the extension rod 2 and the blocking frame 14 are separated and withdrawn from the outer plate 1; by setting the blocking frame 14 which can enclose a closed loop on the outer side of the battery piece 5, the blocking effect is achieved during the filling process, preventing the spread of glue to affect the battery piece 5, at the same time, the abutting center position of the two blocking frames 14 is determined during the approach of the two blocking frames 14, thus the blocking frame 14 cooperates with the contact rod 6 to position and limit the battery piece 5, in the case that the placement position of the outer plate 1 is determined, the position accuracy of the battery piece 5 relative to the outer plate 1 can also be ensured, further, the blocking frame 14 lingers between the outer plate 1 and forms a closed loop on the outer side of the battery piece 5, which can effectively improve the strength of the product after processing, in order to facilitate the removal of the extension rod 2, an oil film layer can be provided on the outer surface of the extension rod 2 to prevent it from being fixed with the glue, and the channel after the extension rod 2 is withdrawn can be closed by secondary filling.

[0035] Please refer to Figure 1As an embodiment of the present application, in order to reduce the difficulty of the barrier frame 14 to extend into the two-layer outer plate 1 during the advancing process, the thickness dimension of the barrier frame 14 is less than the thickness dimension of the battery piece 5, the air bag 3 is arranged on the side of the barrier frame 14 away from the battery piece 5, and the extending rod 2 is provided with a gas supply pipe which is movably inserted into the air inlet of the air bag 3; in use, the power assembly is first driven to drive the barrier frame 14 to extend into the target position in the outer plate 1, and then the air bag 3 is inflated to expand the air bag 3 to play a barrier and shielding role, and the barrier frame 14 is arranged to have a dimension less than the thickness dimension of the battery piece 5, so that it can be more easily extended into the outer plate 1, and the air bag 3 is arranged to ensure the barrier and shielding effect on the glue solution.

[0036] Please refer to Figure 2 and Figure 4 As an embodiment of the present application, the barrier frame 14 comprises a fixedly connected inner frame 4 and an outer frame 8, and the air bag 3 is arranged between the inner frame 4 and the outer frame 8, and the outer frame 8 and the inner frame 4 are arranged to cooperate to limit the shape of the air bag 3, so that the air bag 3 can be as close as possible to the outer plate 1 during the expansion process to enhance the barrier effect.

[0037] The extending rod 2 can be connected with one of the inner frame 4 or the outer frame 8, and the specific connection mode between the extending rod 2 and the inner frame 4 or the outer frame 8 is not limited, and a threaded connection or a movable clamping mode can be adopted, please refer to Figure 2 and Figure 3, as an embodiment of the present application, the outer frame 8 is provided with a connecting hole 12 at the middle position, the end of the extension rod 2 away from the power assembly is provided with a plurality of connecting pieces 11 arranged in a ring shape, i.e. a plurality of connecting pieces 11 form a cylindrical structure with a notch on one side, and the size of the outer side of the cylindrical structure formed by the plurality of connecting pieces 11 corresponds to the size of the connecting hole 12, the end of the extension rod 2 located in the connecting piece 11 is provided with a telescopic member 9 and a movable head 10, the movable head 10 is arranged at the free end of the telescopic member 9, and the size of the end of the movable head 10 close to the telescopic member 9 is larger than the size of the other end, such as the movable head 10 is in the shape of a circular truncated cone, during the extension of the telescopic member 9, the movable head 10 drives the connecting piece 11 to expand outward after contacting the connecting piece 11; the specific structure of the telescopic member 9 is not limited, and a telescopic rod with hydraulic, pneumatic or mechanical structure can be selected, during use of the device, the telescopic member 9 remains in the extended state, the movable head 10 is located at the position of the connecting piece 11 to make the connecting piece 11 expand outward and keep in a state with a larger size, in this way, the cylindrical structure formed by the plurality of connecting pieces 11 and the connecting hole 12 are in interference fit, when the two need to be separated, the telescopic member 9 drives the movable head 10 to retract, the connecting piece 11 retracts to make the force between the connecting piece 11 and the connecting hole 12 smaller, the gap becomes larger, and then the two are separated, the extension rod 2 can be withdrawn, by arranging the telescopic member 9, the movable head 10 and the connecting piece 11, the size of the outer side of the cylindrical structure formed by the plurality of connecting pieces 11 can be changed within a certain range, and then the cooperation state and the connection condition of the extension rod 2 and the outer frame 8 can be conveniently controlled according to needs.

[0038] Please refer to Figures 1 to 6, as an embodiment of the present application, the battery piece 5 in the process of use will appear thermal expansion and contraction, and the presence of the contact rod 6 may affect the battery piece 5, in order to avoid the occurrence of this situation, the contact rod 6 and the inner layer frame 4 are movably connected, the specific connection mode is not limited, as an example, the inner layer frame 4 is provided with a containing groove and a connecting groove 13, the connecting groove 13 is arranged on the side of the inner layer frame 4 away from the battery piece 5, and a connecting strip 15 is slidably connected in the connecting groove 13, the shape of the connecting groove 13 is not limited, which can be selected as "T" or dovetail shape, one end of the connecting strip 15 located outside the connecting groove 13 is fixedly connected with the air bag 3, and the end of the contact rod 6 away from the battery piece 5 is connected with the connecting strip 15, that is, the containing groove is a counter sunk groove structure, and the end of the contact rod 6 is a "T" shaped structure, so that one side of the end of the contact rod 6 is limited by the containing groove, and the freedom of the other side is limited by the connecting strip 15, the middle of the air bag 3 is fixedly connected with the extending rod 2, and the traction rope is arranged between the end of the air bag 3 and the contact rod 6; when the device is used, the freedom of the contact rod 6 is limited by the containing groove and the connecting strip 15 during the process of extending into the outer layer plate 1, when the filling is completed, the gas in the air bag 3 is released, the extending rod 2 is withdrawn, the air bag 3 is withdrawn with the extending rod 2, after the connecting strip 15 is withdrawn from the connecting groove 13 with the air bag 3, the limitation of the contact rod 6 is eliminated, and the contact rod 6 is finally taken out with the air bag 3 under the action of the traction rope, by movably connecting the contact rod 6 and taking it out after the filling is completed, the influence of the contact rod on the battery piece 5 when the battery piece 5 is subjected to thermal expansion and contraction is avoided.

[0039] Please refer to Figure 2 and Figure 5 , as an embodiment of the present application, the end of the contact rod 6 away from the inner layer frame 4 is provided with a contact piece 7 corresponding in shape to the battery piece 5, so as to increase the contact degree and stability with the battery piece 5, in order to facilitate the contact piece 7 to be withdrawn with the contact rod 6, the contact piece 7 is a folding structure, the contact piece 7 comprises a movable plate 16 and an intermediate plate 17, the intermediate plate 17 is arranged on the contact rod 6, the end of the intermediate plate 17 away from the contact rod 6 is hinged with the movable plate 16, and the other side is magnetically connected, by arranging the contact piece 7 to increase the contact degree and stability with the battery piece 5, and arranging the contact piece 7 as a folding structure so that it can be smoothly taken out after the filling is completed.

[0040] The selection of the power assembly is not limited, please refer to Figure 8, as an embodiment of the present application, the power assembly includes two threaded sleeves 20 and a screw rod 21, the threaded sleeves 20 are square and are threadedly connected to the screw rod 21, the threaded sleeves 20 are opposite in rotation direction, so that the threaded sleeves 20 can approach or move away from each other during rotation of the screw rod 21, the screw rod 21 is supported on the support 18 and is connected to the output end of the motor, the support 18 is provided with a stabilizing frame 19 which is attached to the side of the threaded sleeve 20, the threaded sleeve 20 is prevented from rotating with the screw rod 21 by the stabilizing frame 19, and a support rod 22 is arranged between the threaded sleeve 20 and the extending rod 2 for connecting the two; during use, the screw rod 21 rotates forward to make the two threaded sleeves 20 approach each other, and then the extending rods 2 on both sides are driven by the support rod 22 to extend into the outer plates 1, when it is necessary to withdraw the extending rods 2, the screw rod 21 reverses to make the two threaded sleeves 20 move away from each other, the power assembly adopts a screw rod structure, which is more accurate and stable in operation, and thus the positioning accuracy of the battery piece 5 is higher.

[0041] Please refer to Figure 8 , as an embodiment of the present application, the end of the support rod 22 away from the screw rod 21 is a sleeve, the extending rod 2 is movably arranged in the sleeve and is locked by a bolt arranged on the side of the sleeve, and the extending rod 2 is provided with an indicating scale; the position of the center between the two extending rods 2 can be adjusted by movably connecting the extending rod 2 and the support rod 22, and thus the position of the battery piece 5 can be finally adjusted, and the adjustment is more convenient and accurate by the indicating scale.

[0042] Please refer to Figure 9 , as an embodiment of the present application, a pressure assembly and a lifting mechanism are further arranged, the pressure assembly includes a pressure plate 23 and a pressure column 24, the free end of the lifting mechanism is connected to the pressure plate 23, and the pressure plate 23 is uniformly provided with a plurality of pressure columns 24, the pressure assembly is arranged to drive the pressure assembly to move towards the outer plate 1 and press the outer plate 1 by the lifting mechanism during use, so that the gap between the two outer plates 1 does not become larger during inflation of the air bag 3 and filling of glue, and the gap between the two outer plates 1 is ensured; further, a communication cavity is arranged in the pressure plate 23, a cavity is arranged in the pressure column 24 and communicates with the communication cavity, and the pressure column 24 includes a piston rod 26 movably connected to a piston and an outer sleeve 25, the piston rod 26 and the outer sleeve 25 are arranged to make the pressure assembly have a certain buffering capacity during pressing, so as to prevent damage to the outer plate 1 and the battery piece 5 caused by impact, and the plurality of pressure columns 24 are communicated through the communication cavity, so that the plurality of pressure columns 24 are uniformly stressed, and local damage to the outer plate 1 or the battery piece 5 caused by uneven stress is prevented.

[0043] Working principle: when the device is in use, the outer plate 1 and the battery piece 5 between the outer plate 1 are located on the workbench, the blocking frame 14 on both sides is driven by the power assembly to extend into the two outer plates 1, the blocking frame 14 advances under the driving action of the power assembly towards the battery piece 5 direction, until the two blocking frames 14 butt joint, at this time, the contact rod 6 and the battery piece 5 contact to limit the battery piece 5, the two blocking frames 14 are enclosed outside the battery piece 5 to form a ring for blocking the glue solution, then the glue filling mechanism is used for filling and packaging, after the packaging is completed, the extension rod 2 and the blocking frame 14 are separated and withdrawn from the outer plate 1; by setting the blocking frame 14 which can be enclosed outside the battery piece 5 to form a closed loop, the blocking effect is achieved in the glue filling process, preventing the spread of glue solution affecting the battery piece 5, at the same time, the butt joint center position of the blocking frame 14 is determined during the approach of the blocking frame 14 on both sides, thus, the blocking frame 14 cooperates with the contact rod 6 to limit the position of the battery piece 5, in the case of determining the placement position of the outer plate 1, the position accuracy of the battery piece 5 relative to the outer plate 1 can also be ensured, further, the blocking frame 14 is left in the outer plate 1 between the battery piece 5 outside to form a closed loop, which can effectively improve the strength of the product after processing, in order to facilitate the removal of the extension rod 2, the outer surface can be provided with an oil film layer to prevent it from being fixed with the glue solution, and the channel after its withdrawal can be closed by secondary glue filling; during the extension of the blocking frame 14 into the outer plate 1, the freedom of the contact rod 6 is limited by the connection strip 15 matched with the containing groove, when the glue filling is completed, the gas in the air bag 3 is released, during the withdrawal of the extension rod 2, the air bag 3 is pulled out with the extension rod 2, after the connection strip 15 is withdrawn from the connecting groove 13 with the air bag 3, the limitation of the contact rod 6 is eliminated, under the action of the traction rope, the air bag 3 is finally pulled out with the contact rod 6, by setting the contact rod 6 as movable connection and taking it out after the glue filling is completed, the influence of the contact rod on the battery piece 5 when the battery piece 5 expands due to heat or shrinks due to cold is avoided.

Claims

1. A photovoltaic module manufacturing apparatus comprising a work table and a paste filling mechanism, characterized in that, The barrier mechanism comprises a power assembly, an insertion rod (2) and a barrier frame (14), one end of the insertion rod (2) is connected with the power assembly, the other end is detachably connected with the barrier frame (14), the thickness of the insertion rod (2) corresponds to the thickness of the battery sheet (5), the shape of the barrier frame (14) corresponds to the contour shape of the battery sheet (5), and a contact rod (6) is arranged on the side of the barrier frame (14) away from the insertion rod (2), and in the state that the two barrier frames (14) are abutted, one end of the contact rod (6) away from the barrier frame (14) is in contact with the edge of the battery sheet (5). The thickness of the barrier frame (14) is smaller than the thickness of the battery sheet (5), and an air bag (3) is arranged on the side of the barrier frame (14) away from the battery sheet (5), and a gas supply pipe is arranged in the insertion rod (2) and is movably inserted into the air inlet of the air bag (3). The barrier frame (14) comprises an inner frame (4) and an outer frame (8) which are fixedly connected, and the air bag (3) is arranged between the inner frame (4) and the outer frame (8). A connecting hole (12) is arranged at the middle position of the outer frame (8), and a plurality of connecting pieces (11) are arranged on the end of the insertion rod (2) away from the power assembly and are annularly distributed, the outer side of the cylindrical structure surrounded by the connecting pieces (11) corresponds to the size of the connecting hole (12), a telescopic member (9) and a movable head (10) are arranged in one end of the insertion rod (2) located at the connecting pieces (11), the movable head (10) is arranged at the free end of the telescopic member (9), the size of the end of the movable head (10) close to the telescopic member (9) is larger than the size of the other end, and during the extension of the telescopic member (9), the movable head (10) drives the connecting pieces (11) to expand outward after contacting the connecting pieces (11). The contact rod (6) and the inner frame (4) are movably connected, the inner frame (4) is provided with a receiving groove and a connecting groove (13), the connecting groove (13) is arranged on the side of the inner frame (4) away from the battery sheet (5), a connecting strip (15) is slidably connected in the connecting groove (13), one end of the connecting strip (15) located outside the connecting groove (13) is fixedly connected with the air bag (3), one end of the contact rod (6) away from the battery sheet (5) is clamped in the receiving groove and abuts against the connecting strip (15), the middle part of the air bag (3) is fixedly connected with the insertion rod (2), and a traction rope is arranged between the end part of the air bag (3) and the contact rod (6).

2. A photovoltaic module manufacturing apparatus according to claim 1, wherein One end of the contact rod (6) away from the inner frame (4) is provided with a contact member (7) corresponding in shape to the battery sheet (5), and the contact member (7) is of a folding structure, the contact member (7) comprises a movable plate (16) and an intermediate plate (17), the intermediate plate (17) is arranged on the contact rod (6), one end of the intermediate plate (17) away from the contact rod (6) is hingedly connected with the movable plate (16), and the other end is magnetically connected.

3. A photovoltaic module manufacturing apparatus according to any one of claims 1-2, wherein The power assembly comprises two threaded sleeves (20) and a screw rod (21), the threaded sleeves (20) are square and are threadedly connected to the screw rod (21), the threaded sleeves (20) are oppositely threaded, the screw rod (21) is supported on a support (18) and is connected to an output end of a motor, the support (18) is provided with a stabilizing frame (19) which is attached to the side of the threaded sleeve (20), and a support rod (22) is arranged between the threaded sleeve (20) and the extending rod (2) for connecting the two.

4. A photovoltaic module manufacturing apparatus according to claim 3, wherein The end of the support rod (22) away from the screw rod (21) is a sleeve, the extending rod (2) is movably arranged in the sleeve and is locked by a bolt arranged on the side of the sleeve, and the extending rod (2) is provided with an indicating scale.

5. A photovoltaic module manufacturing apparatus according to claim 4, wherein A pressure assembly and a lifting mechanism are further provided, the pressure assembly comprises a pressure plate (23) and pressure distribution columns (24), the free end of the lifting mechanism is connected to the pressure plate (23), and the pressure plate (23) is uniformly provided with a plurality of pressure distribution columns (24).

6. A photovoltaic module manufacturing apparatus according to claim 5, wherein A communication cavity is arranged in the pressure plate (23), a cavity is arranged in the pressure distribution column (24) and communicates with the communication cavity, and the pressure distribution column (24) comprises a piston rod movably connected to a piston.

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