CN217096254U - Double-station synchronous splicing welding mechanism for photovoltaic junction box - Google Patents

Abstract

The utility model provides a synchronous grafting welding mechanism in photovoltaic terminal box duplex position belongs to photovoltaic terminal box assembly technical field. The cable connector comprises a base, the base on be equipped with the module welding subassembly that is used for the connector installation end cross-under of cable to insert the connector plug-in components of connector and is used for the box body installation end welding module of cable, connector plug-in components and module welding subassembly set up side by side, the base on still be equipped with the connector material loading subassembly that links to each other with connector plug-in components and the module material loading subassembly that links to each other with module welding subassembly. After the welding of the terminals and the pressing of the wires are completed at the two ends of the cable, the connector feeding assembly and the module feeding assembly can automatically transport the connector and the module to the connector plugging assembly and the module welding assembly respectively, the connector plugging assembly and the module welding assembly can synchronously complete the connector plugging and module welding steps at the two ends of the cable, and the assembly efficiency of the photovoltaic junction box can be effectively improved.

Description

Double-station synchronous splicing welding mechanism for photovoltaic junction box

Technical Field

The utility model belongs to the technical field of the assembly of photovoltaic terminal box, a synchronous grafting welding mechanism in photovoltaic terminal box duplex position is related to.

Background

The photovoltaic junction box comprises a box body, a cable and a connector, when in production, two ends of the cable are required to be assembled with the box body and the connector, and the assembly of the cable and the connector needs to be carried out by several steps of peeling, riveting the terminal, resistance welding the terminal, penetrating the connector, screwing the nut and the like; assembling the cable and the box body needs to be carried out by the steps of squaring, module welding, briquetting, ultrasonic welding and the like;

when the existing photovoltaic junction box assembling equipment is used for assembling and producing the photovoltaic junction box, the installation of the box body is completed firstly, and then the connector is installed, or the installation of the connector is completed firstly and then the box body is installed, so that the connectors penetrating through the two ends of the cable and the module welding are carried out in two steps, and the efficiency is low.

In order to overcome the defects of the prior art, various solutions are proposed through continuous exploration, for example, a chinese patent discloses a photovoltaic junction box assembling device [ application number: 201711205378.5], comprises a workbench, wherein the workbench is sequentially provided with a first channel and a second channel, the first channel and the second channel are provided with a movable suction device on the workbench at the same side, the workbench at the bottom of the first channel is provided with a first pushing device, the workbench at the bottom of the second channel is provided with a second pushing device, and the other side of the second channel is connected with a third channel, but the problems are also solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, a synchronous grafting welding mechanism in photovoltaic terminal box duplex position is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a synchronous grafting welding mechanism in photovoltaic terminal box duplex position, includes the base, the base on be equipped with the module welding subassembly that is used for the connector installation end interlude connector of cable and is used for the box body installation end welding module of cable, connector grafting subassembly and module welding subassembly set up side by side, the base on still be equipped with the connector material loading subassembly that links to each other with connector grafting subassembly and the module material loading subassembly that links to each other with module welding subassembly.

In the synchronous grafting welding mechanism in foretell photovoltaic terminal box duplex position, connector grafting subassembly include the plug socket, the plug socket on have a translation seat through translation driver sliding connection, the translation seat on link firmly the lift seat, lift seat top be connected with the upset driver that the level set up through the lift driver, the upset driver pass through vertical slide rail slider structure and lift seat sliding connection, the output shaft tip of upset driver link firmly No. one two claw cylinders that have two clamping jaws.

In the double-station synchronous splicing and welding mechanism for the photovoltaic junction box, the connector splicing assembly further comprises a second-claw cylinder with two clamping jaws, the second-claw cylinder is vertically arranged downwards, a positioning hole with a circular cross section is formed between the two clamping jaws, and a connector mounting end of a cable penetrates into the front side of the positioning hole.

In foretell photovoltaic terminal box duplex position welding mechanism that pegs graft in step, connector material loading subassembly include a vibration dish, the base on be equipped with the transmission band that links to each other with the discharge gate of a vibration dish, the transmission band setting keep away from a vibration dish one end and be located No. two claw cylinders under the downside and the transmission band of No. one two claw cylinders.

In foretell photovoltaic terminal box duplex position welding mechanism of pegging graft in step, module welding subassembly include the module welding bench, the module welding bench on vertically be provided with a welder and No. two welders that link to each other with welding circuit's positive negative pole, a welder setting at No. two welder's upside, the module welding bench on be equipped with the welder lift subassembly that links to each other with a welder, the module welding bench on still be equipped with the welder lift subassembly No. two that link to each other with No. two welders, No. two welder top still be equipped with the module mounting groove that can link to each other with module material loading subassembly.

In the double-station synchronous splicing welding mechanism for the photovoltaic junction box, the welding gun lifting assembly comprises a vertically arranged welding gun driver, the end part of an output shaft of the welding gun driver is connected with a welding gun connecting block, and a welding gun is fixed on the welding gun connecting block.

In the double-station synchronous splicing welding mechanism for the photovoltaic junction box, the second welding gun lifting assembly comprises a second welding gun connecting block connected with a second welding gun, a second welding gun driver is horizontally arranged on the module welding table and connected with a horizontal driving sliding block through a detachable structure, and the horizontal driving sliding block is connected with the second welding gun connecting block through a sliding groove sliding rod structure.

In foretell photovoltaic terminal box duplex position welding mechanism of pegging graft in step, the horizontal drive slider insert in No. two welder connecting blocks, spout slide bar structure including setting up the drive spout on No. two welder connecting blocks, the horizontal drive slider on be equipped with and insert the actuating lever to the drive spout in, the drive spout include support section, under bracing section and linkage segment, the cross-section of last support section and under bracing section be U type and level setting, the cross-section of linkage segment be S type and linkage segment both sides and link to each other with last support section and under bracing section respectively.

In the double-station synchronous splicing welding mechanism for the photovoltaic junction box, the detachable structure comprises a T-shaped connecting block connected with a second welding gun driver, and the T-shaped connecting block is connected with the horizontal driving sliding block in a sliding mode.

In foretell photovoltaic terminal box duplex position welding mechanism of pegging graft in step, module material loading subassembly include No. two vibration dishes, the base on be equipped with the conveyer belt that links to each other with the discharge gate of No. two vibration dishes, the base on still be equipped with the conveyer belt No. two that link to each other with a conveyer belt, No. two conveyer belts keep away from No. two vibration dish one side and module mounting groove and link to each other, module welding bench keep away from a welder one side and still be connected with No. three two claw cylinders through translation elevating assembly.

Compared with the prior art, the utility model has the advantages of:

1. after the welding of the terminals and the pressing of the wires are completed at the two ends of the cable, the connector feeding assembly and the module feeding assembly can automatically transport the connector and the module to the connector plugging assembly and the module welding assembly respectively, the connector plugging assembly and the module welding assembly can synchronously complete the connector plugging and module welding steps at the two ends of the cable, and the assembly efficiency of the photovoltaic junction box can be effectively improved.

2. After the material loading of connector was accomplished to connector material loading subassembly, the lift driver can drive upset driver and two claw cylinders one number decline through vertical slide rail slider structure, the upset driver can drive two claw cylinders one number and overturn to two clamping jaws side distribution about becoming and side distribution, the connector can be got through the clamping jaw clamp to two claw cylinders this moment, it rises through the lift driver after the connector is got to two claw cylinder clamps, the upset driver drives two claw cylinders one number simultaneously and overturns and resets, after the connector rises to and aligns with the cable tip, thereby can drive the connector to cable department removal can accomplish the grafting of connector through the translation driver.

3. When the connector ascends, the second-claw cylinder drives the two clamping jaws to be separated, so that the connector can move between the two clamping jaws, the second-claw cylinder drives the two clamping jaws to be folded after the connector moves in place, and a positioning hole formed after the two clamping jaws are folded can position the connector.

4. During module material loading, No. two welder elevating assembly can drive No. two welder and descend to link to each other with module material loading subassembly, module material loading subassembly can transmit the module to in the module mounting groove, the back in the module mounting groove is installed to the module, No. two welder elevating assembly can drive No. two welder and rise to the welding department, a welder elevating assembly drive a welder downstream can drive a welder and compress tightly wire and the module of cable tip, No. one welder and No. two welder circular telegrams can weld the wire and the module of cable tip through the welding mode of resistance welding this moment.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a three-dimensional view of the present invention;

FIG. 3 is a schematic view of a module weld assembly;

FIG. 4 is an enlarged schematic view at A in FIG. 2;

fig. 5 is an enlarged schematic view at B in fig. 2.

In the figure, a base 1, a connector plug-in assembly 30, a module welding assembly 31, a connector feeding assembly 32, a module feeding assembly 33, a plug-in socket 34, a translation driver 35, a translation seat 36, a lifting seat 37, a lifting driver 38, a turnover driver 39, a vertical slide rail slider structure 40, a clamping jaw 41, a first-claw and second-claw cylinder 42, a second-claw cylinder 43, a positioning hole 44, a first vibration disc 45, a transmission belt 46, a module welding table 47, a first welding gun 48, a second welding gun 49, a first-welding gun lifting assembly 50, a second-welding gun lifting assembly 51, a module mounting groove 52, a first-welding gun driver 53, a first-welding gun connecting block 54, a second-welding gun connecting block 55, a second-welding gun driver 56, a detachable structure 57, a horizontal driving slider 58, a sliding chute structure 59, a driving sliding chute 60, a driving rod 61, an upper supporting section 62, a lower supporting section 63, a connecting section 64, a horizontal connecting section 56, a horizontal connecting section and a horizontal connecting section, T-shaped connecting block 65, a second vibration disc 66, a first conveyor belt 67 and a second conveyor belt 68.

Detailed Description

As shown in fig. 1-5, the double-station synchronous plug-in welding mechanism for the photovoltaic junction box comprises a base 1, wherein a connector plug-in assembly 30 for inserting a connector at a connector mounting end of a cable in a penetrating manner and a module welding assembly 31 for welding a module at a box mounting end of the cable are arranged on the base 1, the connector plug-in assembly 30 and the module welding assembly 31 are arranged in parallel, and the base 1 is further provided with a connector feeding assembly 32 connected with the connector plug-in assembly 30 and a module feeding assembly 33 connected with the module welding assembly 31.

In this embodiment, after terminal welding and wire pressure are accomplished at the cable both ends, connector material loading subassembly 32 and module material loading subassembly 33 can be respectively with connector and module automatic transportation to connector plug-in connection subassembly 30 and module welding subassembly 31 department, and connector plug-in connection subassembly 30 and module welding subassembly 31 can accomplish the connector at cable both ends in step and peg graft and the module welding step, can effectively improve the assembly efficiency of photovoltaic terminal box.

Specifically, as shown in fig. 1 to 5, the connector plug assembly 30 includes a plug seat 34, the plug seat 34 is slidably connected to a translation seat 36 through a translation driver 35, the translation seat 36 is fixedly connected to a lifting seat 37, the top of the lifting seat 37 is connected to a horizontally disposed overturning driver 39 through a lifting driver 38, the overturning driver 39 is slidably connected to the lifting seat 37 through a vertical slide rail slider structure 40, and an output shaft end of the overturning driver 39 is fixedly connected to a first-claw and second-claw cylinder 42 having two clamping claws 41. After connector material loading subassembly 32 accomplished the material loading of connector, the lift driver can drive the upset driver and descend with two claw cylinders through vertical slide rail slider structure, the upset driver can drive two claw cylinders and overturn to two clamping jaws from the upper and lower side distribution become the front and back side distribution when the decline, two claw cylinders can press from both sides through the clamping jaw this moment and get the connector, it rises through the lift driver behind two claw cylinder clamps get the connector, the upset of upset driver drive two claw cylinders resets simultaneously, after the connector rises to and aligns with the cable tip, thereby can drive the connector to cable department through translation driver 35 and remove the grafting that can accomplish the connector.

The vertical slide rail slider structure 40 includes a vertical slide rail fixed to the lifting base, and a slider connected to the turnover actuator is slidably connected to the vertical slide rail.

It will be appreciated by those skilled in the art that the lifting actuator and translation actuator 35 may be a cylinder, a pneumatic cylinder, a linear motor, or the like, preferably, the pneumatic cylinder is used in the present embodiment, and the flipping actuator may be a rotary cylinder, a motor, or the like, preferably, the motor is used in the present embodiment.

Preferably, as shown in fig. 2, the connector plug assembly 30 further includes a second-claw cylinder 43 having two holding claws 41, the second-claw cylinder 43 is disposed vertically downward and has a positioning hole 44 with a circular cross section between the two holding claws 41, and the connector mounting end of the cable is inserted into the front side of the positioning hole 44. When the connector ascends, the second-claw cylinder drives the two clamping jaws to be separated, so that the connector can move between the two clamping jaws, the second-claw cylinder drives the two clamping jaws to be folded after the connector moves in place, and a positioning hole formed after the two clamping jaws are folded can position the connector.

Specifically, as shown in fig. 1 and 2, the connector feeding assembly 32 includes a vibration plate 45, the base 1 is provided with a transmission belt 46 connected to a discharge port of the vibration plate 45, the transmission belt 46 is disposed on a lower side of the first two-jaw cylinder 42, and one end of the transmission belt 46, which is far away from the vibration plate 45, is located right below the second two-jaw cylinder 43. The first vibrating disc can transport the connector from the discharge port to the conveying belt.

Specifically, as shown in fig. 2 to 5, the module welding assembly 31 includes a module welding table 47, a first welding gun 48 and a second welding gun 49 connected to the positive and negative electrodes of the welding circuit are vertically disposed on the module welding table 47, the first welding gun 48 is disposed on the upper side of the second welding gun 49, a first welding gun lifting assembly 50 connected to the first welding gun 48 is disposed on the module welding table 47, a second welding gun lifting assembly 51 connected to the second welding gun 49 is further disposed on the module welding table 47, and a module installation groove 52 capable of being connected to the module feeding assembly 33 is further disposed on the top of the second welding gun 49. During module material loading, No. two welder lift module 51 can drive No. two welder and descend to link to each other with module material loading subassembly, module material loading subassembly 33 can transmit the module to in the module mounting groove, the back in the module mounting groove, No. two welder lift module 51 can drive No. two welder 49 and rise to the welding department, No. one welder lift module 50 drives No. one welder 48 downstream can drive No. one welder and compress tightly the wire and the module of cable tip, No. one welder and No. two welder circular telegrams can weld the wire and the module of cable tip through the welding mode of resistance welding this moment.

Specifically, as shown in fig. 2 to 5, the first welding gun lifting assembly 50 includes a first welding gun driver 53 vertically arranged, an output shaft end of the first welding gun driver 53 is connected to a first welding gun connecting block 54, and the first welding gun 48 is fixed to the first welding gun connecting block 54. The first welding gun driver can drive the first welding gun connecting block to lift along the vertical direction, and the first welding gun connecting block can drive the first welding gun to lift; no. two welder lift assembly 51 includes No. two welder connecting blocks 55 that link to each other with No. two welder 49, module welding bench 47 on still the level be provided with No. two welder driver 56, No. two welder driver 56 be connected with horizontal drive slider 58 through detachable construction 57, horizontal drive slider 58 link to each other with No. two welder connecting blocks 55 through spout slide bar structure 59. No. two welder drivers can drive horizontal drive slider along the reciprocal translation of horizontal direction, and horizontal drive slider translation can drive No. two welder connecting blocks through spout slide bar structure and go up and down, and No. two welder connecting blocks go up and down to drive No. two welder and go up and down, and horizontal drive slider 58 links to each other through spout slide bar structure 59 and No. two welder connecting blocks and can also provide the support to No. two welder when No. two welder of a welder cooperation compress tightly cable wire and module.

It will be appreciated by those skilled in the art that the first and second welding gun drivers may be cylinders, air cylinders, linear motors, or the like.

Specifically, as shown in fig. 2 to 5, the horizontal driving slider 58 is inserted into the second welding gun connection block 55, the chute sliding rod structure 59 includes a driving chute 60 disposed on the second welding gun connection block 55, the horizontal driving slider 58 is provided with a driving rod 61 inserted into the driving chute 60, the driving chute 60 includes an upper supporting section 62, a lower supporting section 63 and a connecting section 64, the sections of the upper supporting section 62 and the lower supporting section 63 are U-shaped and horizontally disposed, and the section of the connecting section 64 is S-shaped, and two sides of the connecting section 64 are respectively connected to the upper supporting section 62 and the lower supporting section 63. A welder driver drives horizontal drive slider translation and can drive No. two welder connecting blocks through actuating lever and drive spout cooperation and go up and down, and when the actuating lever passed through the linkage segment from the under bracing section and upwards supported the section and remove, No. two welder connecting blocks descend, and when the actuating lever passed through the linkage segment from the last support section and downwards supported the section and removed, No. two welder connecting blocks rose.

Preferably, as shown in connection with FIGS. 2-5, the detachable structure 57 includes a T-shaped attachment block 65 connected to the second torch driver 56, the T-shaped attachment block 65 being slidably connected to the horizontal drive slide 58. The welding gun driver II can drive the horizontal driving sliding block to translate through the T-shaped connecting block, and the T-shaped connecting block and the horizontal driving sliding block are connected in a sliding mode, so that the T-shaped connecting block and the horizontal driving sliding block can be conveniently separated from each other, and the horizontal driving sliding block and the welding gun driver II can be detached.

Specifically speaking, combine fig. 1 and fig. 2 to show, module material loading subassembly 33 includes vibration dish 66 No. two, base 1 on be equipped with the conveyer belt 67 that links to each other with the discharge gate of vibration dish 66 No. two, base 1 on still be equipped with the conveyer belt 68 No. two that link to each other with conveyer belt 67, No. two conveyer belts 68 keep away from vibration dish 66 one side and module mounting groove 52 and link to each other, module welding bench 47 keep away from a welder 48 one side and still be connected with No. three two claw cylinders through translation lifting unit. On No. two vibration dish actions can transmit the module to a conveyer belt, translation elevating module can drive No. three two claw cylinders go up and down and drive No. three two claw cylinders switch between a conveyer belt and No. two conveyer belts to can press from both sides the module of getting on a conveyer belt and place the module on No. two conveyer belts, transmit the module to the module mounting groove in through No. two conveyer belts.

Specifically speaking, translation lifting unit is including fixing the horizontal slide rail on the module welding bench, and sliding connection has the translation slider on the horizontal slide rail, is fixed with the cylinder that is used for driving No. three two claw cylinders to go up and down on the translation slider, still is equipped with the No. two cylinders that can drive the translation slider along the horizontal slide rail translation on the module welding bench.

The utility model discloses a theory of operation is: after the two ends of the cable are welded with terminals and wires are pressed, the connector feeding assembly 32 and the module feeding assembly 33 can respectively and automatically transport the connector and the module to the connector plugging assembly 30 and the module welding assembly 31, the connector plugging assembly 30 and the module welding assembly 31 can synchronously complete the connector plugging and module welding steps at the two ends of the cable, and the assembly efficiency of the photovoltaic junction box can be effectively improved;

after the connector loading assembly 32 finishes loading of the connector, the lifting driver can drive the turnover driver and the first and second claw cylinders to descend through the vertical slide rail slider structure, the turnover driver can drive the first and second claw cylinders to turn over until the two clamping jaws are changed from upper and lower side distribution to front and rear side distribution while descending, at the same time, the first and second claw cylinders can clamp the connector through the clamping jaws, the first and second claw cylinders clamp the connector and then ascend through the lifting driver, the turnover driver drives the first and second claw cylinders to turn over and reset simultaneously, when the connector ascends to be aligned with the end of the cable, the translation driver 35 can drive the connector to move towards the cable so as to finish the plugging of the connector, when the connector ascends, the second claw cylinder drives the two clamping jaws to separate, so that the connector can move between the two clamping jaws, after the connector moves to the right position, the second claw cylinder drives the two clamping jaws to close, the connector can be positioned by a positioning hole formed after the two clamping jaws are folded, and the connector can be conveyed to the conveying belt from the discharge port by the operation of the first vibration plate;

when a module is loaded, the second welding gun lifting component 51 can drive the second welding gun to descend to be connected with the module loading component, the module loading component 33 can transmit the module into the module mounting groove, after the module is mounted in the module mounting groove, the second welding gun lifting component 51 can drive the second welding gun 49 to ascend to a welding position, the first welding gun lifting component 50 can drive the first welding gun 48 to move downwards to drive the first welding gun to press a lead and a module at the end part of a cable, at the moment, the first welding gun and the second welding gun can be electrified to weld the lead and the module at the end part of the cable in a resistance welding mode, the first welding gun driver can drive the first welding gun connecting block to ascend and descend along the vertical direction, the first welding gun connecting block can be lifted by driving the first welding gun connecting block to ascend and descend, the second welding gun driver can drive the horizontal driving sliding block to reciprocate along the horizontal direction, the horizontal driving sliding block can drive the second welding gun connecting block to ascend and descend through the sliding groove sliding rod structure, the second welding gun connecting block can be lifted and lowered to drive the second welding gun to lift, the horizontal driving sliding block 58 is connected with the second welding gun connecting block through the sliding groove sliding rod structure 59 and can also support the second welding gun when the first welding gun is matched with the second welding gun to press a cable wire and a module tightly, the first welding gun driver drives the horizontal driving sliding block to translate and can drive the second welding gun connecting block to lift through the matching of the driving rod and the driving sliding groove, when the driving rod moves from the lower supporting section to the upper supporting section through the connecting section, the second welding gun connecting block descends, when the driving rod moves from the upper supporting section to the lower supporting section through the connecting section, the second welding gun connecting block ascends, the second welding gun driver can drive the horizontal driving sliding block to translate through the T-shaped connecting block, the T-shaped connecting block and the horizontal driving sliding block can be conveniently separated from the T-shaped connecting block and the horizontal driving sliding block, so that the horizontal driving sliding block and the second welding gun driver can be separated, on No. two vibration dish actions can transmit the module to a conveyer belt, translation elevating module can drive No. three two claw cylinders go up and down and drive No. three two claw cylinders switch between a conveyer belt and No. two conveyer belts to can press from both sides the module of getting on a conveyer belt and place the module on No. two conveyer belts, transmit the module to the module mounting groove in through No. two conveyer belts.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the base 1, the connector plug-in assembly 30, the module welding assembly 31, the connector feeding assembly 32, the module feeding assembly 33, the plug-in socket 34, the translation driver 35, the translation socket 36, the lifting socket 37, the lifting driver 38, the flip driver 39, the vertical slide rail slider structure 40, the clamping jaw 41, the first and second claw cylinders 42, the second claw cylinder 43, the positioning hole 44, the first vibration plate 45, the transmission belt 46, the module welding table 47, the first welding gun 48, the second welding gun 49, the first welding gun lifting assembly 50, the second welding gun lifting assembly 51, the module mounting groove 52, the first welding gun driver 53, the first welding gun connecting block 54, the second welding gun connecting block 55, the second welding gun driver 56, the detachable structure 57, the horizontal driving slider 58, the slide groove structure 59, the driving slide groove 60, the driving rod 61, the upper support section 62, the lower support section 63, the connector plug-in the present invention is more widely used, Connecting section 64, T-connector block 65, vibrating disk number two 66, conveyor belt number one 67, conveyor belt number two 68, etc., these terms being used only for the purpose of more conveniently describing and explaining the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. The utility model provides a synchronous grafting welding mechanism in photovoltaic terminal box duplex position, includes base (1), its characterized in that, base (1) on be equipped with connector plug-in components (30) that are used for the connector installation end interlude connector of cable and module welding subassembly (31) that are used for the box body installation end welding module of cable, connector plug-in components (30) and module welding subassembly (31) set up side by side, base (1) on still be equipped with connector material loading subassembly (32) that link to each other with connector plug-in components (30) and module material loading subassembly (33) that link to each other with module welding subassembly (31).

2. The photovoltaic junction box double-station synchronous splicing and welding mechanism according to claim 1, wherein the connector splicing assembly (30) comprises a splicing seat (34), a translation seat (36) is connected to the splicing seat (34) in a sliding mode through a translation driver (35), a lifting seat (37) is fixedly connected to the translation seat (36), a horizontally arranged overturning driver (39) is connected to the top of the lifting seat (37) through a lifting driver (38), the overturning driver (39) is connected with the lifting seat (37) in a sliding mode through a vertical sliding rail sliding block structure (40), and a first-claw and second-claw air cylinder (42) with two clamping claws (41) is fixedly connected to the end portion of an output shaft of the overturning driver (39).

3. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to claim 2, wherein the connector plug-in assembly (30) further comprises a second-claw cylinder (43) with two clamping jaws (41), the second-claw cylinder (43) is vertically arranged downwards, a positioning hole (44) with a circular cross section is formed between the two clamping jaws (41), and a connector mounting end of a cable penetrates into the front side of the positioning hole (44).

4. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to claim 3, wherein the connector feeding assembly (32) comprises a first vibration disc (45), a conveying belt (46) connected with a discharge port of the first vibration disc (45) is arranged on the base (1), the conveying belt (46) is arranged on the lower side of the first two-jaw cylinder (42), and one end, away from the first vibration disc (45), of the conveying belt (46) is located right below the second two-jaw cylinder (43).

5. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to any one of claims 1 to 4, wherein the module welding assembly (31) comprises a module welding table (47), a first welding gun (48) and a second welding gun (49) which are connected with the positive electrode and the negative electrode of a welding circuit are vertically arranged on the module welding table (47), the first welding gun (48) is arranged on the upper side of the second welding gun (49), a first welding gun lifting assembly (50) connected with the first welding gun (48) is arranged on the module welding table (47), a second welding gun lifting assembly (51) connected with the second welding gun (49) is further arranged on the module welding table (47), and a module mounting groove (52) which can be connected with the module feeding assembly (33) is further formed in the top of the second welding gun (49).

6. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to claim 5, wherein the first welding gun lifting assembly (50) comprises a first welding gun driver (53) which is vertically arranged, a first welding gun connecting block (54) is connected to an output shaft end of the first welding gun driver (53), and the first welding gun (48) is fixed on the first welding gun connecting block (54).

7. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to claim 5, wherein the second welding gun lifting assembly (51) comprises a second welding gun connecting block (55) connected with a second welding gun (49), a second welding gun driver (56) is horizontally arranged on the module welding table (47), the second welding gun driver (56) is connected with a horizontal driving sliding block (58) through a detachable structure (57), and the horizontal driving sliding block (58) is connected with the second welding gun connecting block (55) through a sliding chute sliding rod structure (59).

8. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to claim 7, wherein the horizontal driving sliding block (58) is inserted into a second welding gun connecting block (55), the sliding chute sliding rod structure (59) comprises a driving sliding chute (60) arranged on the second welding gun connecting block (55), a driving rod (61) inserted into the driving sliding chute (60) is arranged on the horizontal driving sliding block (58), the driving sliding chute (60) comprises an upper supporting section (62), a lower supporting section (63) and a connecting section (64), the cross sections of the upper supporting section (62) and the lower supporting section (63) are U-shaped and horizontally arranged, and the cross section of the connecting section (64) is S-shaped, and two sides of the connecting section (64) are respectively connected with the upper supporting section (62) and the lower supporting section (63).

9. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to claim 7, wherein the detachable structure (57) comprises a T-shaped connecting block (65) connected with a second welding gun driver (56), and the T-shaped connecting block (65) is connected with a horizontal driving sliding block (58) in a sliding manner.

10. The photovoltaic junction box double-station synchronous plug-in welding mechanism according to claim 5, wherein the module feeding assembly (33) comprises a second vibration disc (66), a first conveyor belt (67) connected with a discharge port of the second vibration disc (66) is arranged on the base (1), a second conveyor belt (68) connected with the first conveyor belt (67) is further arranged on the base (1), one side, away from the second vibration disc (66), of the second conveyor belt (68) is connected with the module mounting groove (52), and one side, away from the first welding gun (48), of the module welding table (47) is further connected with a third two-claw cylinder through a translation lifting assembly.

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