CN111710758A - Battery string arrangement welding equipment and battery string arrangement welding method - Google Patents

Abstract

The invention discloses a battery string arrangement welding device and a battery string arrangement welding method, wherein the battery string arrangement welding device comprises: the battery string arrangement device arranges the battery strings on the battery string assembly bearing device to form a battery string assembly; the battery string component lifting device lifts the battery string component from the battery string component bearing device, and the bus bar feeding device places bus bars below the lifted battery string component; the welding device is used for welding the stacked battery string components and the bus bars; the cell string component lifting device places the welded cell string components on a light-transmitting plate of the light-transmitting plate conveying device, and the light-transmitting plate conveying device conveys the light-transmitting plate to the next station. According to the technical scheme provided by the invention, the typesetting and welding functions of the battery strings are integrated, the automation degree is high, and the production efficiency can be effectively improved.

Description

Battery string arrangement welding equipment and battery string arrangement welding method

technical field

The invention relates to the technical field of photovoltaic cell self-production, in particular, to a battery string arrangement welding equipment and a battery string arrangement welding method.

Background technique

At present, in the production of stacking and welding battery strings and bus bars to form battery string assemblies, the arrangement of battery strings and the welding with bus bars exist independently, which has a poor degree of automation, occupies a large area, and requires two A set of equipment is used to realize the arrangement and welding of battery strings, which is low in efficiency and high in cost.

Therefore, it is necessary to design an integrated stitching and welding machine to improve the automation degree and production efficiency of the stitching and welding, and save cost and space.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a battery string arrangement welding equipment and a battery string arrangement welding method with high automation, high efficiency, cost saving and small occupied space.

In order to achieve the above object, one aspect of the present invention provides a battery string arrangement welding equipment, the battery string arrangement welding equipment includes: a battery string arrangement device, a battery string assembly carrying device, a battery string assembly string lifting device, and a bus bar Feeding device, welding device and light-transmitting plate conveying device, wherein:

The battery string arranging device arranges the battery strings to be typeset located at the previous station on the battery string assembly carrying device to form a battery string assembly, and the battery string assembly includes a plurality of battery string groups arranged in parallel , wherein each of the battery strings includes two battery strings arranged oppositely along the length direction of the battery strings;

The battery string assembly string lifting device lifts the battery string assembly from the battery string assembly carrying device, and the bus bar feeding device places the bus bar below the lifted battery string assembly;

The welding device welds the stacked battery string assemblies and the bus bars;

The light-transmitting plate conveying device is located at the rear station of the welding device, and the battery string assembly string lifting device places the welded battery string assembly on the light-transmitting plate of the light-transmitting plate conveying device. The conveying part of the light-transmitting plate conveying device conveys the light-transmitting plate to the next station.

Preferably, the battery string arrangement welding equipment further comprises a battery string feeding device, and the battery string feeding device carries at least two battery strings arranged in the same direction;

The battery string arranging device includes: two first battery string grasping devices, an intermediate carrier plate and a second battery string grasping device, each first battery string grasping device includes two suction mechanisms, and the first battery string grasping device includes two suction mechanisms. After one suction mechanism of a battery string grasping device sucks a battery string from the battery string feeding device, the first battery string grasping device rotates 180° and another suction mechanism sucks it from the battery string feeding device For another battery string, the first battery string grabbing device places the two battery strings picked up on the middle carrier plate; the two first battery string grabber devices are placed on the middle carrier plate. The battery strings are arranged relative to each other, and two battery strings arranged oppositely form a battery string group; the second battery string grabbing device picks up at least one battery string group from the intermediate carrier plate and translates it and places it on the battery string. on the battery string assembly carrier.

Preferably, the bus bar feeding device further lays a bypass bus bar on the intermediate support plate, or lays a bypass bus bar at a position close to the intermediate support plate;

The second battery string grabbing device is further configured to place the side bus bar and a battery string group that needs to be welded on the battery string assembly carrier device in synchronous translation.

Preferably, the length direction of the battery strings provided by the battery string feeding device is perpendicular to the length direction of the battery strings to be arranged on the intermediate carrier plate;

The first battery string grabbing device rotates 90° after sucking two battery strings from the battery string feeding device, and arranges the rotated battery strings on the intermediate carrier plate.

Preferably, the battery string arranging device further includes a first detection device and a cutting part, the first detection device acquires position information of the battery strings on the intermediate carrier plate, and the intermediate carrier plate according to the position information The battery string is regularized, and the cutting part cuts the end welding tape of the regularized battery string to be cut.

Preferably, the battery string assembly bearing device includes an independent bearing platform, and each bearing platform supports a string of battery strings placed by the battery string arrangement device;

The battery string arranging device further includes a second detection device, the second detection device obtains the position information of the battery strings on the battery string assembly carrying device, and each bearing platform is based on the position information obtained by the second detection device Conditioning the carried battery strings.

Preferably, the battery string assembly lifting device lifts the battery string assembly from the battery string assembly carrying device to the welding station, and the bus bar feeding device is placed at the welding station below the lifted battery string assembly a bus bar, wherein the welding device welds the battery string assembly and the bus bar stacked at the welding station;

or,

The battery string assembly lifting device lifts the battery string assembly from the battery string assembly carrying device, and the bus bar feeding device places the bus bar on the battery string assembly carrying device below the lifted battery string assembly and the battery string assembly string lifting device places the battery string assembly on the bus bar, and the welding device welds the battery string assembly and the bus bar stacked on the battery string assembly carrying device.

According to another aspect of the present invention, a battery string arrangement welding method is also provided, using the above battery string arrangement welding equipment, the battery string arrangement welding method comprising:

Arranging the battery strings to be typeset in the previous station on the battery string assembly carrying device to form a battery string assembly, the battery string assembly includes a plurality of battery string groups arranged in parallel, wherein each battery The string group includes two battery strings arranged oppositely along the length direction of the battery string;

Lifting the battery string assembly from the battery string assembly carrying device, and placing the bus bar under the lifted battery string assembly;

welding the stacked battery string assemblies and the bus bars;

The welded battery string assembly is placed on the light-transmitting plate of the subsequent station of the welding station, and the light-transmitting plate is transported to the next station.

Preferably, arranging the battery strings to be typeset in the previous station on the battery string assembly carrier device includes:

Pick up a string of battery strings to be typeset with a first battery string grab device, and then rotate the first battery string grab device to pick up another string of battery strings to be typeset;

Rotate the two battery strings with opposite directions synchronously by 90° and place them on the middle carrier plate;

At least one group of battery strings arranged on the intermediate carrier plate is picked up by the second battery string grabbing device, and placed on the battery string assembly carrier device after being translated.

Preferably, the battery string arrangement welding method further comprises: delivering a light-transmitting plate to a subsequent station of the welding station every predetermined time interval;

or,

After the light-transmitting plate is transported to the next station, the battery string arrangement welding method further includes: transporting the next light-transmitting plate to a subsequent station of the welding station.

The technical solution provided by the invention integrates the functions of typesetting and welding of battery strings, and has a high degree of automation, which can effectively improve the production efficiency of battery components, and the equipment occupies less space, which is beneficial to saving costs.

Description of drawings

1 is a schematic structural diagram of a battery string arrangement welding equipment according to an embodiment of the present invention;

FIG. 2 is a side view shown in FIG. 1 .

Description of reference numerals

1-battery string feeding device; 2-first battery string grabbing device; 3-intermediate carrier plate; 4-second battery string grabbing device; 5-battery string assembly carrying device; 51-carrying platform; 6-battery string 7-Transparent plate conveying device; 81-First busbar feeding device; 82-Second busbar feeding device; 83-Third busbar feeding device; 84-Bypass busbar feeding device material device.

Detailed ways

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments, however, can be embodied in various forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repeated descriptions will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided in order to give a thorough understanding of the embodiments of the present disclosure. However, those skilled in the art will appreciate that the technical solutions of the present disclosure may be practiced without one or more of the specific details, or other methods, components, devices, steps, etc. may be employed. In other instances, well-known structures, methods, devices, implementations, materials, or operations have not been shown or described in detail to avoid obscuring aspects of the present disclosure.

For ease of description, spatially relative terms such as "upper," "lower," "left," "right," etc. may be used herein to describe the relationship of one element or feature shown in the figures to another element or feature . It should be understood that, in addition to the orientation shown in the figures, spatial terms are intended to encompass different orientations of the device in use or operation. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both upper and lower positions. The device may also be otherwise oriented, such as rotated 90 degrees or at other orientations, and the spatially relative descriptions used herein are to be interpreted accordingly.

The present invention provides a battery string arrangement and welding equipment. The battery string arrangement and welding equipment includes: a battery string arrangement device, a battery string assembly carrying device 5, a battery string assembly string lifting device 6, a bus bar feeding device, a welding device device and light-transmitting plate conveying device 7, wherein:

The battery string arranging device arranges the battery strings to be typeset located at the previous station on the battery string assembly carrying device 5 to form a battery string assembly, and the battery string assembly includes a plurality of battery strings arranged in parallel a battery pack, wherein each of the battery string packs includes two battery strings arranged oppositely along the length direction of the battery string;

The battery string assembly lifting device 6 lifts the battery string assembly from the battery string assembly carrying device 5, and the bus bar feeding device places the bus bar below the lifted battery string assembly;

The welding device welds the stacked battery string assemblies and the bus bars;

The light-transmitting plate conveying device 7 is located at the downstream station of the welding device, and the battery string assembly string lifting device 6 places the welded battery string assembly on the light-transmitting plate of the light-transmitting plate conveying device 7 , the conveying part of the light-transmitting plate conveying device 7 conveys the light-transmitting plate to the next station.

Wherein, the light-transmitting plate is used to manufacture the battery assembly together with the battery string in the subsequent process, the light-transmitting plate is required to have a certain light transmittance, and the material usually used is glass.

The battery string arrangement and welding equipment provided by the invention integrates the functions of layout and welding of the battery strings, has a high degree of automation, can effectively improve production efficiency, and saves cost by occupying less space.

The battery string arrangement welding equipment provided by the present invention will be described in detail below according to a specific embodiment shown in FIG. 1 and FIG. 2 .

In this embodiment, the battery string arrangement welding equipment further includes a battery string feeding device 1, and the battery string feeding device 1 carries at least two battery strings arranged in the same direction;

The battery string arranging device includes: two first battery string grasping devices 2, an intermediate carrier plate 3 and a second battery string grasping device 4, and each first battery string grasping device 2 includes two suction mechanisms , after a suction mechanism of the first battery string grasping device 2 sucks a battery string from the battery string feeding device 1, the first battery string grasping device 2 rotates 180°, another suction mechanism The battery string feeding device 1 picks up another battery string, and the first battery string grabbing device 2 places the two drawn battery strings on the middle carrier plate 3; the two first battery strings grab The battery strings of the device 2 placed on the middle carrier plate 3 are arranged oppositely, and two battery strings arranged opposite to each other form a battery string group; the second battery string grabbing device 4 from the middle carrier plate 3. Pick up at least one battery string group and place it on the battery string assembly carrying device 5 after translation. The "translation" mentioned in this application refers to non-rotational movement, which may include movement in the horizontal direction and movement in the vertical direction.

In this embodiment, the battery string feeding device 1 includes a bracket and a conveyor belt disposed on the bracket for carrying battery strings;

Wherein, the battery string feeding device 1 is set to be able to move along the conveying direction perpendicular to the conveyor belt. As shown in FIG. 1 , after the battery string feeding device 1 carries the battery strings (the battery string feeding device 1 may It is arranged in the subsequent process of the battery string production equipment to receive the battery strings produced by the battery string production equipment), and moves in the direction of the arrow to the bottom of the first battery string grasping device 2, and the first battery string grasping device 2 Pick up the battery string. Of course, it is also possible to set the first battery string grabbing device 2 to be able to move to the top of the battery string feeding device 1 to grab the battery strings.

Usually, the battery strings on the battery string feeding device 1 are stacked in the same direction, and in the battery string assembly to be arranged, the two adjacent battery strings in the width direction of the battery strings are reversed. Therefore, the first battery After one suction mechanism of the string grabbing device 2 sucks the battery strings, the other suction mechanism needs to rotate 180 degrees to suck the battery strings again, that is, the battery strings sucked by the two suction mechanisms are reversed. The two battery strings placed on the middle carrier plate 3 by the first battery string grabbing devices 2 are arranged opposite to each other to form two battery string groups.

In this embodiment, the length direction of the battery strings provided by the battery string feeding device 1 is perpendicular to the length direction of the battery strings to be arranged on the intermediate carrier plate 3 . Therefore, the first battery string grabbing device 2 rotates 90° after sucking two battery strings from the battery string feeding device 1 , and arranges the rotated battery strings on the intermediate carrier plate 3 . The arrangement direction of the battery strings on the intermediate carrier plate 3 is the same as the arrangement direction of the battery strings on the battery string assembly carrier device 5 . In this way, the second battery string grabbing device 4 picks up at least one battery string group from the intermediate carrier plate 3 . , without rotating, directly translate the adsorbed battery string group to the battery string assembly carrying device 5 .

When the battery string assemblies on the battery string assembly carrying device 5 include an odd number of parallel battery string groups, bypass bus bars need to be welded on the battery string assemblies. Therefore, the bus bar feeding device further includes a bypass bus bar feeding device 84, and the bypass bus bar feeding device 84 is used to lay a bypass bus bar on the intermediate support plate 3, or the bypass bus bar is supplied with materials. Means 84 provide bypass bus bars close to said intermediate carrier plate 3 .

The second battery string grabbing device 4 is also used to synchronously translate the side bus bar and a battery string group to which the side bus bar needs to be welded on the battery string assembly carrier device 5 .

Specifically, the bypass bus bar feeding device 84 pulls the bus bar and cuts it to form a bypass bus bar, and the bypass bus bar can be placed on the intermediate carrier plate 3 or at a position close to the intermediate carrier plate 3, so that the bypass bus bar is arranged adjacent to a battery string on the intermediate carrier plate 3, so that the second battery string grab 4 can connect the bypass bus bar and the battery string arranged adjacent to it. Grab and place them together on the battery string assembly carrier 5 .

In this embodiment, preferably, the battery string arranging device further includes a first detection device and a cutting part, the first detection device obtains the position information of the battery strings on the intermediate carrier plate 3, and the intermediate The carrier plate 3 aligns the battery strings according to the position information, and the cutting part cuts the end welding tapes to be cut of the regulated battery strings. In this way, the relative positions of the two battery strings in each battery string group and the length of the welding tape at the end of the battery string meet the required requirements before being transported to the battery string assembly carrying device 5 .

In this embodiment, preferably, the battery string assembly bearing device 5 includes an independent bearing platform 51, and each bearing platform 51 supports a string of battery strings placed by the battery string arrangement device;

The battery string arranging device further includes a second detection device, the second detection device obtains the position information of the battery strings on the battery string assembly carrying device 5, and each carrying platform 51 is obtained according to the second detection device. The location information regulates the carried battery strings.

After the battery string arranging device arranges the battery strings on the battery string assembly carrying device 5, and after the positions of the battery strings are adjusted by each carrier, the battery string assembly string lifting device 6 arranges the battery strings. The assembly is lifted from the battery string assembly carrying device 5 to the welding station, the bus bar feeding device places the bus bar to the welding station under the lifted battery string assembly, and the welding device will be located in the welding station. The stacked battery string assemblies and the bus bars are welded.

Specifically, the bus bar feeding device includes a first bus bar feeding device 81 for providing a first bus bar, a second bus bar feeding device 82 for providing a second bus bar, and a third bus bar feeding device 82 for providing a third bus bar. The third bus bar feeding device 83 of the bus bar, wherein the first bus bar and the second bus bar are used to be stacked on opposite ends of the battery string assembly and are perpendicular to the battery string. In the length direction, the third bus bar is used to be stacked in the middle position of the battery string assembly and is perpendicular to the length direction of the battery string.

After the battery string assembly lifting device 6 lifts the battery string assembly, the first bus bar feeding device 81 , the second bus bar feeding device 82 and the third bus bar feeding device 83 The bus bars are respectively stacked on the welding stations below the battery string assemblies; then the battery string assembly string lifting device 6 moves the lifted battery string assemblies down, and/or the first bus bar, the second bus bar and the The third bus bar is moved up so that the battery string assemblies and the bus bars are stacked together, and the welding device can weld the stacked battery string assemblies and the bus bars.

In another embodiment, the welding process can also be configured as follows: the battery string assembly string lifting device 6 lifts the battery string assembly from the battery string assembly carrying device 5, and the bus bar feeding device supplies the battery to the lifted battery. A bus bar is placed on the battery string assembly carrying device 5 below the string assembly, the battery string assembly string lifting device 6 places the battery string assembly on the bus bar, and the welding device carries the battery string assembly. The battery string assembly and the bus bar stacked on 5 are welded.

The battery string assembly after welding is transported by the battery string assembly string lifting device 6 to the light-transmitting plate of the light-transmitting plate conveying device 7 located at the subsequent station of the welding device. The light-transmitting plate conveying device The conveying part of 7 conveys the light-transmitting plate to the next station.

According to another aspect of the present invention, there is also provided a battery string arrangement welding method, which adopts the above-mentioned battery string arrangement welding equipment, and the battery string arrangement welding method includes:

The battery strings to be typed in the previous station are arranged on the battery string assembly carrying device 5 to form a battery string assembly, and the battery string assembly includes a plurality of battery string groups arranged in parallel, wherein each of the The battery string group includes two battery strings arranged oppositely along the length direction of the battery string;

Lift the battery string assembly from the battery string assembly carrying device 5, and place the bus bar under the lifted battery string assembly;

welding the stacked battery string assemblies and the bus bars;

The welded battery string assembly is placed on the light-transmitting plate of the subsequent station of the welding station, and the light-transmitting plate is transported to the next station.

Wherein, arranging the battery strings to be typeset in the previous station on the battery string assembly carrying device 5 includes:

Use the first battery string grabbing device 2 to pick up a string of battery strings to be typeset, and then rotate the first battery string grabbing device 2 to pick up another string of battery strings to be typeset, so that the first battery string grabbing device 2 The two battery strings picked up are reversed;

Rotate the two battery strings with opposite directions synchronously by 90° and place them on the intermediate carrier plate 3;

At least one group of battery strings arranged on the intermediate carrier plate 3 is picked up by the second battery string grabbing device 4 , and placed on the battery string assembly carrier device 5 after translation.

Wherein, after the battery strings are placed on the intermediate carrier plate 3, the method may further include: aligning the positions of the battery strings carried on the intermediate carrier plate 3, and trimming the ends of the battery strings carried by the cutting part. The welding tape of the part is cut.

Of course, the middle carrier plate 3 can also be configured to only carry at least one battery string set placed by the first battery string grasping device 2 , so as to facilitate the second battery string grasping device 4 to arrange the battery strings to the batteries On the string assembly carrier device 5 .

The battery string assembly carrying device 5 can be configured to include a plurality of regular platforms, each of the regular platforms is configured to carry a battery string, and each of the regular platforms can move independently;

For arranging the battery strings on the battery string assembly carrying device 5, the method may further include: moving at least part of the regular table to adjust the position of the battery strings located on the regular table.

The welding of the stacked battery string assemblies and the bus bars specifically includes:

Lift the battery string assembly from the battery string assembly carrying device 5 to the welding station, and place the bus bar to the welding station below the lifted battery string assembly, and the welding device will be located in the welding station. welding the battery string assembly and the bus bar;

or,

Lift the battery string assembly from the battery string assembly carrying device, place a bus bar on the battery string assembly carrying device 5 below the lifted battery string assembly, and then place the battery string assembly on the bus bar, The welding device welds the battery string assemblies and the bus bars stacked on the battery string assembly carrying device 5 .

The battery string arrangement welding method further comprises: delivering a light-transmitting plate to a subsequent station of the welding station at predetermined time intervals;

or,

After the light-transmitting plate is transported to the next station, the battery string arrangement welding method further includes: transporting the next light-transmitting plate to a subsequent station of the welding station.

After the welding of the battery string assemblies is completed, the battery string assembly string lifting device 6 can transport the welded battery string assemblies to the light-transmitting plate to be transported to the next process.

For other aspects of the battery string arrangement and welding method, reference may be made to the specific process for arranging and welding battery string components using the battery string arrangement welding equipment described above.

The preferred embodiments of the present invention have been described above in detail with reference to the accompanying drawings, however, the present invention is not limited thereto. Within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solutions of the present invention, including the combination of various specific technical features in any suitable manner. In order to avoid unnecessary repetition, the present invention will not describe various possible combinations. However, these simple modifications and combinations should also be regarded as the contents disclosed in the present invention, and all belong to the protection scope of the present invention.

Claims (10)

1. A battery string arrangement welding equipment, characterized in that the battery string arrangement welding equipment comprises: a battery string arrangement device, a battery string assembly carrying device, a battery string assembly string lifting device, a bus bar feeding device, Welding devices and light-transmitting plate conveying devices, wherein: The battery string arranging device arranges the battery strings to be typeset located at the previous station on the battery string assembly carrying device to form a battery string assembly, and the battery string assembly includes a plurality of battery string groups arranged in parallel , wherein each of the battery strings includes two battery strings arranged oppositely along the length direction of the battery strings; The battery string assembly string lifting device lifts the battery string assembly from the battery string assembly carrying device, and the bus bar feeding device places the bus bar below the lifted battery string assembly; The welding device welds the stacked battery string assemblies and the bus bars; The light-transmitting plate conveying device is located at the rear station of the welding device, and the battery string assembly string lifting device places the welded battery string assembly on the light-transmitting plate of the light-transmitting plate conveying device. The conveying part of the light-transmitting plate conveying device conveys the light-transmitting plate to the next station. 2 . The battery string arrangement welding equipment according to claim 1 , wherein the battery string arrangement welding equipment further comprises a battery string feeding device, and the battery string feeding device carries at least two battery strings arranged in the same direction. 3 . battery string; The battery string arranging device includes: two first battery string grasping devices, an intermediate carrier plate and a second battery string grasping device, each first battery string grasping device includes two suction mechanisms, and the first battery string grasping device includes two suction mechanisms. After one suction mechanism of a battery string grasping device sucks a battery string from the battery string feeding device, the first battery string grasping device rotates 180° and another suction mechanism sucks it from the battery string feeding device For another battery string, the first battery string grabbing device places the two battery strings picked up on the middle carrier plate; the two first battery string grabber devices are placed on the middle carrier plate. The battery strings are arranged relative to each other, and two battery strings arranged oppositely form a battery string group; the second battery string grabbing device picks up at least one battery string group from the intermediate carrier plate and translates it and places it on the battery string. on the battery string assembly carrier. 3 . The battery string arrangement welding equipment according to claim 2 , wherein the bus bar feeding device further lays a bypass bus bar on the intermediate carrier plate, or at a position close to the intermediate carrier plate. 4 . Lay bypass bus bars; The second battery string grabbing device is further configured to place the side bus bar and a battery string group that needs to be welded on the battery string assembly carrier device in synchronous translation. 4 . The battery string arrangement welding equipment according to claim 2 , wherein the length direction of the battery strings provided by the battery string feeding device is perpendicular to the length direction of the battery strings to be arranged on the intermediate carrier plate. 5 . ; The first battery string grabbing device rotates 90° after sucking two battery strings from the battery string feeding device, and arranges the rotated battery strings on the intermediate carrier plate. 5 . The battery string arrangement and welding equipment according to claim 2 , wherein the battery string arrangement device further comprises a first detection device and a cutting part, and the first detection device obtains information on the intermediate carrier plate. 6 . The position information of the battery string is obtained, the intermediate carrier plate aligns the battery string according to the position information, and the cutting part cuts the end welding tape of the regulated battery string to be cut. 6 . The battery string arrangement welding equipment according to claim 2 , wherein the battery string assembly bearing device comprises an independent bearing platform, and each bearing platform supports a string of batteries placed on the battery string arrangement device. 7 . string; The battery string arranging device further includes a second detection device, the second detection device obtains the position information of the battery strings on the battery string assembly carrying device, and each bearing platform is based on the position information obtained by the second detection device Conditioning the carried battery strings. 7 . The battery string arrangement welding equipment according to claim 1 , wherein the battery string assembly string lifting device lifts the battery string assembly from the battery string assembly carrying device to the welding station, and the confluence The bar feeding device places the bus bar to the welding station below the lifted battery string assembly, and the welding device welds the battery string assembly and the bus bar stacked at the welding station; or, The battery string assembly lifting device lifts the battery string assembly from the battery string assembly carrying device, and the bus bar feeding device places the bus bar on the battery string assembly carrying device below the lifted battery string assembly and the battery string assembly string lifting device places the battery string assembly on the bus bar, and the welding device welds the battery string assembly and the bus bar stacked on the battery string assembly carrying device. 8. A battery string arrangement and welding method, wherein the battery string arrangement and welding equipment according to any one of claims 1-7 is adopted, and the battery string arrangement and welding method comprises: Arranging the battery strings to be typeset in the previous station on the battery string assembly carrying device to form a battery string assembly, the battery string assembly includes a plurality of battery string groups arranged in parallel, wherein each battery The string group includes two battery strings arranged oppositely along the length direction of the battery string; Lifting the battery string assembly from the battery string assembly carrying device, and placing the bus bar under the lifted battery string assembly; welding the stacked battery string assemblies and the bus bars; The welded battery string assembly is placed on the light-transmitting plate of the subsequent station of the welding station, and the light-transmitting plate is transported to the next station. 9 . The method for arranging and welding battery strings according to claim 8 , wherein the arranging the battery strings to be arranged in the previous station on the battery string assembly carrying device comprises: 10 . Pick up a string of battery strings to be typeset with a first battery string grab device, and then rotate the first battery string grab device to pick up another string of battery strings to be typeset; Rotate the two battery strings with opposite directions synchronously by 90° and place them on the middle carrier plate; At least one group of battery strings arranged on the intermediate carrier plate is picked up by the second battery string grabbing device, and placed on the battery string assembly carrier device after being translated. 10 . The battery string arrangement and welding method according to claim 8 , wherein the battery string arrangement and welding method further comprises: delivering a transparent battery to a subsequent station of the welding station every predetermined time interval. 11 . Light board; or, After the light-transmitting plate is transported to the next station, the battery string arrangement welding method further includes: transporting the next light-transmitting plate to a subsequent station of the welding station.

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