CN110116249A - Welder suitable for terminal box - Google Patents

Abstract

The invention discloses a welding device suitable for a junction box, which comprises a frame body composed of a placement platform and brackets arranged at both ends of the placement platform, a placement component arranged on the placement platform, and a bracket arranged on the bracket. A conveying assembly and a welding head arranged on the conveying assembly. The placement of solar cells is achieved by placing components, the adjustment of the position of the welding head is realized by using the conveying components, and the welding work of the junction box is realized by using the welding head, so as to realize the automatic welding between the junction box and the solar cells, which is convenient for welding and improves The purpose of welding success rate and reducing the working pressure of the staff.

Description

Soldering unit for junction boxes

technical field

The invention relates to the field of production and application of solar cells, in particular to a welding device suitable for a junction box.

Background technique

A solar panel is composed of one or more solar cells. Solar panels are the most basic components of photovoltaic power generation products and the core part of solar power generation systems.

Each cell is connected to a junction box, which protects the entire power generation system and acts as a current transfer station. Soldering process is required between the welding rod and the whole wire in the junction box. The usual welding process usually requires manual operation, but the efficiency of manual operation is low and the scrap rate is high.

Some enterprises also use automatic welding equipment for welding, but because the automatic welding equipment in the traditional technology is fixed, and the size of the solar cells is relatively large, it is inconvenient for the welding of the junction box.

The information disclosed in this Background section is only intended to enhance the understanding of the general background of the present invention, and should not be considered as an acknowledgment or any form of suggestion that the information constitutes the prior art that is already known to those skilled in the art.

Contents of the invention

In order to solve the above technical problems, the present invention proposes a welding device suitable for the junction box, so as to achieve the purpose of realizing the welding automation between the junction box and the solar cells, facilitating welding, improving the success rate of welding and reducing the working pressure of the staff.

To achieve the above object, the technical scheme of the present invention is as follows:

A welding device suitable for a junction box, comprising a frame body composed of a placement platform and brackets arranged at both ends of the placement platform, a placement component arranged on the placement platform, a conveying component arranged on the bracket, and a device Welding head on the conveyor assembly.

The invention realizes the placement of the solar cells by arranging the components, adjusts the position of the welding head by using the conveying components, and realizes the welding work of the junction box by using the welding head, so as to realize automatic and convenient welding between the junction box and the solar cells , Improve the welding success rate and reduce the working pressure of the staff.

As preferably, the placement assembly includes two first belt racks, and the installation direction of the belt racks is consistent with the long side of the placement table; the first belt rack includes a driving wheel, a driven wheel, and a driving wheel Or the mounting frame of the driven wheel, the transmission belt wound on the driving wheel and the driven wheel, the driving wheels of the two first belt racks are connected through the first transmission screw, and the first transmission screw is driven by the first motor.

Preferably, the bracket includes a mounting cross bar, the end of the cross bar is arranged on the placement table through the installation column, and three vertical bars are connected between the two cross bars, and the direction of the vertical bar is the same as The directions of the placement platforms are consistent;

The conveying assembly includes a longitudinal moving part and a lateral moving part arranged on the longitudinal moving part;

The longitudinal moving part includes a transmission screw arranged in the middle of the installation cross bar and a positioning track arranged at the end of the installation cross bar, and the transmission screw and the sliding track are both arranged on the placement vertical bar; the transmission The screw rod is provided with a bottom plate and a concave main slider, the bottom plate is set in the groove of the main slider, and the inner walls on both sides of the main slider are provided with protrusions that cooperate with the transmission screw , the transmission screw is driven by a second motor; the positioning track is provided with an auxiliary slider that cooperates with the positioning track;

The lateral moving part includes a lateral fixed rod and a "π"-shaped mobile installation frame arranged on the lateral fixed rod. blocks are fixedly connected, the vertical part of the mobile installation frame is symmetrically arranged on both sides of the transmission screw, and the bottom end of the mobile installation frame is fixedly connected with the horizontal fixed rod; the horizontal fixed rod is provided with a movable plate, the moving plate is connected with a welding head through a drag chain and a moving cylinder, and the moving cylinder drives the welding head to move along the direction of the horizontal fixed rod, and one end of the drag chain is fixed on the moving plate, The other end is fixedly connected with the welding head.

Preferably, an auxiliary fixing plate is provided on the outside of the sliding track, and a towline is also arranged on the auxiliary fixing plate. One end of the towline is connected to the auxiliary fixing plate, and the other end is connected to the auxiliary sliding plate. The block is fixedly connected.

As a preference, it also includes an entry and exit transition assembly arranged on the long side of the placement table, the entry and exit transition assembly includes an adjustment cross bar, an adjustment cylinder for adjusting the up and down movement of the cross bar, and an adjustment cylinder arranged on the adjustment cross bar. Three groups of second belt racks on the rod, the second belt racks also include driven wheels, driving wheels, mounting brackets and transmission belts, and the mounting brackets are fixedly connected with the adjustment cross bar through L-shaped fixing pieces, so The adjustment cross bar is arranged on the side of the driven wheel of the second belt rack, and the three driving wheels are connected through the second transmission screw, and the second transmission screw is provided with a driven gear near the driving wheel in the middle. A third motor is arranged near the driven wheel in the middle on the adjustment cross bar, and the driving gear arranged at the head end of the third motor is connected with the driven gear through a chain. The head end of the third motor, the driven gear, The driving gear and the chain are arranged in the protective cover;

The two ends of the second transmission screw are installed on the placement platform through the fixing frame, and the direction of the adjustment cross bar and the second transmission screw is consistent with the long side direction of the placement platform. The entry and exit transition assembly is used to facilitate the entry and exit of the solar cells and improve the stability of the entry and exit of the solar cells.

Preferably, it also includes a pair of normalizing assemblies arranged on the mounting platform, and the two normalizing assemblies are arranged at one end of the short side of the mounting platform;

The normalizing assembly includes a normalizing bottom plate, and a normalizing screw is arranged on the normalizing bottom plate, and the normalizing screw is driven to rotate by a normalizing motor, and a moving plate is arranged on the normalizing screw, and the moving plate The placement direction is consistent with the short side direction of the placement table, the moving plate is threadedly connected with the normalizing screw, the moving plate is provided with a normalizing horizontal plate, and the end of the normalizing horizontal plate is provided with a L A type support plate and a normalizing shaft, and the normalizing shaft is arranged on the outside of the L-shaped support plate;

Two normalizing guide rails are also arranged on the normalizing bottom plate, and the normalizing guide rails are arranged symmetrically on both sides of the normalizing screw, and the bottom of the normalizing horizontal plate is provided with a moving block cooperating with the normalizing guide rails. The placement position of the solar cell is facilitated by the rectification component arranged on the machine placement table, so as to ensure the accuracy of the placement position of the solar cell.

Preferably, it also includes two blocking assemblies, the two blocking assemblies are symmetrically arranged at both ends of one of the transition assemblies, and the two blocking assemblies are arranged at the raw material outlet;

The blocking assembly includes a blocking mounting plate arranged on the placement platform, a blocking cylinder is provided on the blocking mounting plate, a stopper is provided at the movable end of the blocking cylinder, and a blocking shaft is provided on the stopper ; The fixing bracket is fixedly connected to the blocking mounting plate. The position of the solar cells is limited by the blocking assembly arranged on the placement platform, so as to avoid the deviation of the solar cells.

The present invention has the following advantages:

1. The present invention realizes the placement of the solar cells by placing the components, adjusts the position of the welding head by using the conveying components, and realizes the welding work of the junction box by using the welding head, so as to achieve automatic welding between the junction box and the solar cells, The purpose of facilitating welding, improving the success rate of welding and reducing the working pressure of the staff.

2. The present invention utilizes the access transition assembly to facilitate the entry and exit of the solar cells and improve the stability of the entry and exit of the solar cells.

3. The present invention facilitates the normalization of the placement position of the solar battery slices through the normalization component arranged on the machine placement table, and ensures the accuracy of the placement position of the solar battery slices.

4. The present invention realizes the limitation of the placement position of the solar cells through the blocking assembly arranged on the placement platform, so as to avoid the deviation of the solar cells.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings that are required in the description of the embodiments or the prior art.

Fig. 1 is a schematic structural view of a welding device suitable for a junction box disclosed by an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a transmission component in a welding device suitable for a junction box disclosed by an embodiment of the present invention;

Fig. 3 is a structural schematic diagram of an entry and exit transition assembly in a welding device suitable for a junction box disclosed by an embodiment of the present invention;

Fig. 4 is a structural schematic diagram of a normalizing component in a welding device suitable for a junction box disclosed by an embodiment of the present invention;

Fig. 5 is a schematic structural diagram of a blocking assembly in a welding device suitable for a junction box disclosed by an embodiment of the present invention;

The corresponding part names indicated by numbers and letters in the figure:

11. Place the table 12. Install the cross bar 13. Install the column 14. Install the longitudinal bar 21. Drive the wheel

22. Mounting frame 23. Conveyor belt 24. First drive screw 25. First motor 3. Conveyor assembly

31. Positioning track 32. Bottom plate 33. Main slider 34. Second motor 35. Auxiliary slider 36. Fixed plate

37. Drag chain 38. Horizontal fixed rod 381. Mobile plate 39. Mobile mounting bracket 4. Welding head

5. Entry and exit transition assembly 51. Adjustment cross bar 52. Adjustment cylinder 53. L-shaped fixing piece

54. Second drive screw 55. Driven gear 56. Third motor 57. Drive gear 58. Protective cover

59. Fixing frame 6. Normalizing component 61. Normalizing bottom plate 62. Normalizing screw 63. Normalizing motor

64. Normalizing mobile plate 65. Normalizing horizontal plate 66. L-shaped support plate 67. Normalizing shaft 68. Normalizing guide rail

69. Moving block 7. Blocking assembly 71. Blocking mounting plate 72. Blocking cylinder 73. Blocking block 74. Blocking shaft.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

The invention provides a welding device suitable for the junction box. Its working principle is to realize the placement of solar cells by placing components, adjust the position of the welding head by using the conveying component, and realize the welding work of the junction box by using the welding head to achieve The purpose of welding automation between the junction box and the solar battery sheet is to facilitate welding, improve the success rate of welding and reduce the working pressure of the staff.

The present invention will be described in further detail below in conjunction with examples and specific implementation methods.

As shown in Figures 1-5, a welding device suitable for a junction box includes a frame body composed of a placement platform 11 and brackets arranged at both ends of the placement platform, a placement component arranged on the placement platform, and a set The conveying assembly 3 on the support, the welding head 4 arranged on the conveying assembly (the welding head structure involved in the patent CN201721587732.0 can be adopted), the entry and exit transition assembly arranged on the long side of the placement table 5. A pair of normalizing assemblies 6 arranged on the installation platform and two blocking assemblies 7 arranged on the installation platform. The two normalizing assemblies are arranged at one end of the short side of the installation platform, and the two blocking assemblies are symmetrically arranged on One group enters and exits both ends of the transition component, and two blocking components are arranged at the raw material outlet.

in:

Described support comprises installation crossbar 12, and the end of described crossbar is arranged on the described placing platform by installing column 13, is also connected with three and puts vertical rod 14 between two crossbars, and the direction of described vertical rod and all The direction of the placement table is the same.

The placement assembly includes two first belt racks, and the installation direction of the belt racks is consistent with the long side of the placement table; the first belt rack includes a driving wheel 21, a driven wheel, and a driving wheel or a driven wheel is placed The mounting bracket 22, the transmission belt 23 wound on the driving wheel and the driven wheel, the driving wheels of the two first belt racks are connected by the first transmission screw 24, and the first transmission screw is driven by the first motor 25.

The conveying assembly includes a longitudinal moving part and a lateral moving part arranged on the longitudinal moving part;

The longitudinal moving part includes a transmission screw (not shown) arranged in the middle of the installation cross bar and a positioning track 31 arranged at the end of the installation cross bar. on the rod; the drive screw is provided with a bottom plate 32 and a concave main slider 33, the bottom plate is arranged in the groove of the main slider, and the inner walls on both sides of the main slider are provided with The protrusion (not shown) that described transmission screw rod cooperates, and described transmission screw rod is driven by second motor 34; The auxiliary slider 35 that cooperates with described positioning track is provided with on described positioning track; An auxiliary fixing plate 36 is arranged on the outside, and a drag chain 37 is arranged on the auxiliary fixing plate, and one end of the drag chain is connected with the auxiliary fixing plate, and the other end is fixedly connected with the auxiliary slider

Described laterally moving member comprises laterally fixed rod 38, is arranged on described laterally fixed rod and is "π" type mobile mount 39, and the middle part and the end of described movable mount are respectively connected with described main slide block and The auxiliary slider is fixedly connected, the vertical part of the mobile installation frame is symmetrically arranged on both sides of the transmission screw, and the bottom end of the mobile installation frame is fixedly connected with the horizontal fixed rod; There is a moving plate 381, and the moving plate is connected with a welding head through a drag chain and a moving cylinder, and the moving cylinder drives the welding head to move along the direction of the horizontal fixed rod, and one end of the drag chain is fixed on the moving The other end is fixedly connected to the welding head.

The in-out transition assembly includes an adjustment cross bar 51, an adjustment cylinder 52 for adjusting the cross bar to move up and down, three groups of second belt racks arranged on the adjustment cross bar, and the second belt rack also includes Driving wheel, driving wheel, installation frame and conveying belt, described installation frame is fixedly connected with described adjustment cross bar through L-shaped fixture 53, and described adjustment cross bar is arranged on the driven wheel side of described second belt frame, three Two driving wheels are connected by the second transmission screw rod 54, and the second transmission screw rod is provided with a driven gear 55 near the driving wheel in the middle, and a third motor 56 is provided near the driven wheel in the middle on the adjusting cross bar. The driving gear 57 provided at the head end of the third motor is connected with the driven gear through a chain (not shown), and the head end, driven gear, driving gear and chain of the third motor are arranged in the protective cover 58 ;

The two ends of the second transmission screw are provided with fixing frames 59, and the direction of the adjustment cross bar and the second transmission screw is consistent with the direction of the long sides of the placing table.

The normalizing assembly includes a normalizing bottom plate 61, on which a normalizing screw 62 is arranged, and the normalizing screw is driven to rotate by a normalizing motor 63, and a normalizing moving plate is arranged on the normalizing screw 64. The placement direction of the normalizing moving plate is consistent with the direction of the short side of the placement platform, the normalizing moving plate is screwed to the normalizing screw, and the normalizing moving plate is provided with a normalizing horizontal plate 65, the end of the normalizing horizontal plate is provided with an L-shaped support plate 66 and a normalizing shaft 67, and the normalizing shaft is arranged on the outside of the L-shaped supporting plate;

Two normalizing guide rails 68 are also arranged on the normalizing bottom plate, and the normalizing guide rails are arranged symmetrically on both sides of the normalizing screw rod, and the bottom of the normalizing horizontal plate is provided with a moving block 69 cooperating with the normalizing guide rails.

The blocking assembly includes a blocking mounting plate 71 arranged on the placement platform, the blocking mounting plate is provided with a blocking cylinder 72, the movable end of the blocking cylinder is provided with a stopper 73, and the stopper is provided with There is a blocking shaft 74; the fixed frame 59 is fixedly connected to the blocking mounting plate.

The specific application steps of the present invention are as follows: as shown in Figure 1 and Figure 3, when the solar cells are transported to this position, the transition assembly located at the feed side of the solar cells starts to work, and the adjustment cylinder 52 drives the adjustment cross bar 51 to rise , so that the conveyor belt of the second belt frame is in a horizontal position, the third motor 56 is turned on, and the second transmission screw 54 is driven by the driving gear 57, the driven gear 55 and the chain, so that the three belt frames are synchronously transported in the same direction, and the solar cells The sheet is transported to the welding process position; at this time, the blocking assembly located at the raw material delivery outlet also starts to work, as shown in Figure 1 and Figure 5, the blocking cylinder 72 is opened to make the blocking shaft 74 in a suitable position (this position is determined by setting the blocking The extension distance of the cylinder is set), so as to limit the position of the solar cell.

As shown in Figures 1 and 4, the first motor 25 is turned on, and the driving wheel 21 is driven to rotate synchronously and in the same direction by the first transmission screw 24, so as to realize the drive of the conveyor belt 23 to the solar cells; during this process, the normalization motor is turned on simultaneously 63, driving the normalizing screw 62 to rotate, due to the existence of the moving block 69 and the normalizing guide rail 68, the moving plate 64 moves along the normalizing screw 62 until the normalizing axis 57 reaches the set value, and the normalizing axis 57 at both ends Under the action of the solar cell is in the correct processing position.

As shown in Figures 1 and 2, the second motor 34 is turned on, and under the action of the transmission screw, the main slider 33 is moved along the base plate 32, driving the mobile mounting frame 39 to move in the direction of the base plate until it is at the set Y coordinate. , the welding head 4 is moved along the direction of the horizontal fixed rod 38 by the drag chain and the moving cylinder until the welding head reaches the set X coordinate (because the horizontal fixed rod and the space of the bottom plate are vertical, the welding head can be in the position of the welding head during the movement process) any position above the setting table). During the moving process, under the action of the positioning rail 31, the auxiliary slide block 35, the drag chain 37 and the fixed plate 36, the stability of the mobile installation frame can be guaranteed. At the same time, according to actual welding requirements, a plurality of welding heads and a driving device that independently drives the welding heads to move along the transverse fixed bar can be arranged on the moving plate 381 of the transverse fixed bar 28 .

As shown in Figure 1, Figure 3 and Figure 5, when the welding process is completed, the solar cells need to be transported to the next station. At this time, the blocking assembly on the exit side and the transition assembly on the exit side work at the same time, as follows: blocking cylinder 72 controls the recovery of the blocking shaft 74 to avoid forming obstacles to the solar cells. At the same time, the cylinder 52 is adjusted to make the cylinder rise until the second belt is in a horizontal position, and the third motor 56 is opened to drive the first belt through the driving gear 57, the driven gear 55 and the chain. The transmission of the second transmission screw 54 realizes the synchronous transmission of the three belt racks in the same direction, and transports the solar cells to the next station to complete the entire junction box welding process.

Through the above method, the welding device suitable for the junction box provided by the present invention realizes the placement of the solar cells by placing the components, adjusts the position of the welding head by using the conveying component, and realizes the welding work of the junction box by using the welding head. The purpose of realizing the welding automation between the junction box and the solar battery sheet, facilitating welding, improving the success rate of welding and reducing the working pressure of staff is achieved.

The above is only the preferred implementation of the welding device suitable for the junction box disclosed by the present invention. It should be pointed out that for those of ordinary skill in the art, they can also do Several modifications and improvements are made, all of which belong to the protection scope of the present invention.

Claims (7)

1. A welding device suitable for a junction box, characterized in that it includes a frame body composed of a mounting table and brackets arranged at both ends of the mounting table, a mounting assembly arranged on the mounting table, and a mounting assembly arranged on the mounting table. The conveying assembly on and the welding head arranged on the conveying assembly. 2. The welding device suitable for a junction box according to claim 1, wherein the installation assembly includes two first belt racks, and the installation direction of the belt racks is consistent with the long sides of the placement table; The first belt frame includes a driving wheel, a driven wheel, a mounting frame for placing the driving wheel or a driven wheel, a transmission belt wound around the driving wheel and the driven wheel, and the driving wheels of the two first belt frames pass through the first The transmission screw is connected, and the first transmission screw is driven by the first motor. 3. The welding device suitable for a junction box according to claim 1, wherein the bracket includes a mounting cross bar, the end of the cross bar is arranged on the placement table through a mounting column, and the two horizontal bars Three placement longitudinal rods are also connected between the rods, and the direction of the longitudinal rods is consistent with the direction of the placement platform; The conveying assembly includes a longitudinal moving part and a lateral moving part arranged on the longitudinal moving part; The longitudinal moving part includes a transmission screw arranged in the middle of the installation cross bar and a positioning track arranged at the end of the installation cross bar, and the transmission screw and the sliding track are both arranged on the placement vertical bar; the transmission The screw rod is provided with a bottom plate and a concave main slider, the bottom plate is set in the groove of the main slider, and the inner walls on both sides of the main slider are provided with protrusions that cooperate with the transmission screw , the transmission screw is driven by a second motor; the positioning track is provided with an auxiliary slider that cooperates with the positioning track; The lateral moving part includes a lateral fixed rod and a "π"-shaped mobile installation frame arranged on the lateral fixed rod. blocks are fixedly connected, the vertical part of the mobile installation frame is symmetrically arranged on both sides of the transmission screw, and the bottom end of the mobile installation frame is fixedly connected with the horizontal fixed rod; the horizontal fixed rod is provided with a movable plate, the moving plate is connected with a welding head through a drag chain and a moving cylinder, and the moving cylinder drives the welding head to move along the direction of the horizontal fixed rod, and one end of the drag chain is fixed on the moving plate, The other end is fixedly connected with the welding head. 4. The welding device suitable for a junction box according to claim 3, wherein an auxiliary fixing plate is provided on the outside of the sliding track, and a towline is also arranged on the auxiliary fixing plate, and the towline of the towline One end is connected with the auxiliary fixing plate, and the other end is fixedly connected with the auxiliary sliding block. 5. The welding device suitable for a junction box according to any one of claims 1-4, further comprising an entry and exit transition assembly arranged on the long side of the placement table, and the entry and exit transition assembly includes Adjusting crossbar, adjusting cylinder for adjusting crossbar to move up and down, three sets of second belt racks arranged on said adjusting crossbar, said second belt rack also includes driven wheel, driving wheel, mounting bracket and transmission Belt, the installation frame is fixedly connected with the adjustment cross bar through the L-shaped fixing piece, the adjustment cross bar is arranged on the side of the driven wheel of the second belt rack, and the three driving wheels are connected through the second transmission screw , the second drive screw is provided with a driven gear near the driving wheel in the middle, a third motor is provided on the adjusting crossbar near the driven wheel in the middle, and the driving gear arranged at the head end of the third motor is connected to the driving wheel. The driven gear is connected by a chain, and the head end of the third motor, the driven gear, the driving gear and the chain are arranged in the protective cover; The two ends of the second transmission screw are installed on the placement platform through the fixing frame, and the direction of the adjustment cross bar and the second transmission screw is consistent with the long side direction of the placement platform. 6. The welding device suitable for junction boxes according to any one of claims 1-4, characterized in that it also includes a pair of normalizing assemblies arranged on the installation platform, and the two normalizing assemblies are arranged on the placement platform one end of the short side of the The normalizing assembly includes a normalizing bottom plate, and a normalizing screw is arranged on the normalizing bottom plate, and the normalizing screw is driven to rotate by a normalizing motor, and a moving plate is arranged on the normalizing screw, and the moving plate The placement direction is consistent with the short side direction of the placement table, the moving plate is threadedly connected with the normalizing screw, the moving plate is provided with a normalizing horizontal plate, and the end of the normalizing horizontal plate is provided with a L A type support plate and a normalizing shaft, and the normalizing shaft is arranged on the outside of the L-shaped support plate; Two normalizing guide rails are also arranged on the normalizing bottom plate, and the normalizing guide rails are arranged symmetrically on both sides of the normalizing screw, and the bottom of the normalizing horizontal plate is provided with a moving block cooperating with the normalizing guide rails. 7. The welding device suitable for a junction box according to claim 5, further comprising two blocking components, and the two blocking components are symmetrically arranged at both ends of one of the transition components entering and exiting; The blocking assembly includes a blocking mounting plate arranged on the placement platform, a blocking cylinder is provided on the blocking mounting plate, a stopper is provided at the movable end of the blocking cylinder, and a blocking shaft is provided on the stopper ; The fixing bracket is fixedly connected to the blocking mounting plate.