CN213764578U

CN213764578U - Conveying equipment and series welding system

Info

Publication number: CN213764578U
Application number: CN202022054910.1U
Authority: CN
Inventors: 李文; 王蔚; 蒋伟光; 徐青
Original assignee: Wuxi Autowell Technology Co Ltd
Current assignee: Wuxi Autowell Technology Co Ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-07-23
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a conveying device and a series welding system, wherein the conveying device comprises a conveying main body device and a guiding device; the conveying main body device comprises a conveying belt and a conveying belt driving mechanism for driving the conveying belt to run, wherein the first end of the conveying belt is arranged to extend in a stepping mode along the direction far away from the second end and return in a stepping mode towards the direction of the second end, the conveying belt is turned upwards at the first end for a preset length every time the conveying belt steps for a preset length along the direction far away from the second end, the upper surface of the conveying belt with the preset length is enabled to form a vacant feeding station, and the battery pieces and the welding belts are stacked on the feeding station; the guiding device comprises a guiding main body for guiding the welding strip, wherein the guiding main body is arranged at the first end of the conveying belt and can move synchronously with the conveying belt at the first end. The utility model provides a technical scheme can lead to the welding area when welding area and battery piece stack, guarantees to weld and takes the accurate placement of main grid line corresponding to the battery piece, improves the production quality of battery cluster.

Description

Conveying equipment and series welding system

Technical Field

The utility model relates to a photovoltaic cell is from producing technical field, specifically, relates to a conveying equipment and series welding system.

Background

In the production process of the photovoltaic cell string assembly, the welding strips and the cell pieces need to be stacked and welded to form the cell string.

The feeding of the solder strip is a very important link, and the accuracy of the solder strip feeding determines the quality of the components produced by the series welding machine. Inaccurate welding strip feeding can cause the welding strip to deviate from the main grid line of the battery piece when the battery piece and the welding strip are overlapped, so that the problems of white exposure and the like are caused.

In order to realize accurate feeding of the welding strip, a conveying device is needed to be provided, so that the welding strip can be accurately stacked with the battery plate, and the production quality of the battery string is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a conveying equipment and series welding system to weld the problem of the main grid line of skew battery piece when taking and battery piece stack among the solution prior art.

In order to achieve the above object, the present invention provides a conveying apparatus, which comprises a conveying main body device and a guiding device;

the conveying main body device comprises a conveying belt and a conveying belt driving mechanism for driving the conveying belt to run, wherein a first end of the conveying belt is arranged to extend in a stepping mode along a direction far away from a second end and return in a stepping mode towards the second end, the conveying belt is turned upwards at the first end for a preset length every time the conveying belt steps for a preset length along the direction far away from the second end, so that an empty feeding station is formed on the upper surface of the conveying belt with the preset length, and the battery pieces and the welding belts are stacked on the feeding station;

the guiding device comprises a guiding main body used for guiding the welding strip, and the guiding main body is arranged at the first end of the conveying belt and can move synchronously with the conveying belt at the first end.

Preferably, carry the main part device and still include base, fixed platform, step-by-step platform and drive the platform moving mechanism that step-by-step platform removed, wherein:

the fixed platform is fixedly connected to the base, the stepping platform is slidably connected to the base, and the platform moving mechanism can drive the stepping platform to move towards or away from the fixed platform in the conveying direction of the conveying belt in a stepping mode;

the conveying belt is arranged on the fixed platform and the stepping platform, and when the stepping platform moves away from the fixed platform, the conveying belt turns over from bottom to top at the end part of the stepping platform far away from the fixed platform, so that the upper surface of the conveying belt extends in a stepping manner along with the stepping platform in the direction far away from the fixed platform;

the guide body is arranged to move synchronously with the stepping platform.

Preferably, the guide main body is fixedly mounted on the stepping platform, and the stepping platform and the guide main body are driven by the platform moving mechanism to move synchronously;

or, the guiding device further comprises a guiding moving mechanism, and the guiding main body and the stepping platform are driven by the guiding moving mechanism to synchronously move.

Preferably, the platform moving mechanism comprises a motor and a lead screw driven by the motor, and the stepping platform is mounted on a nut matched with the lead screw.

Preferably, the guide main body is driven by the guide moving mechanism, the guide moving mechanism comprises a motor and a lead screw driven by the motor, and the guide main body is mounted on a nut matched with the lead screw.

Preferably, the conveying belt driving mechanism comprises a driving roller, a first guide roller, a second guide roller and a tension roller; the driving roller is arranged at the end part, far away from the stepping platform, of the fixed platform, the first guide roller is located at the end part, far away from the fixed platform, of the stepping platform, the first guide roller and the second guide roller are installed on the stepping platform, the tensioning roller is located below the first guide roller and the second guide roller, and the tensioning roller is arranged to be capable of moving back and forth along the conveying direction of the conveying belt to be adjusted so as to tension the conveying belt; the conveying belt sequentially winds the driving roller, the first guide roller, the second guide roller and the tensioning roller, wherein the second guide roller is positioned on the conveying surface of the conveying belt; when the stepping platform moves away from the fixed platform, the first guide roller and the second guide roller guide the conveying belt to turn upwards and extend from the lower part;

or,

conveyer belt actuating mechanism includes drive roll, guide roll, tensioning roller and rotating bracket, wherein: the driving roller is arranged at the end part, far away from the stepping platform, of the fixed platform, the first end of the rotating support is rotatably connected to the base, the second end of the rotating support is located above the first end and extends outwards to the end part, far away from the fixed platform, of the stepping platform, the tensioning roller is connected to the second end of the rotating support, and the guide roller is mounted on the base and located below the tensioning roller; the conveying belt is sequentially wound on the driving roller, the tensioning roller and the guide roller; during the step of the stepping platform far away from the fixed platform, the rotating support is configured to rotate towards the stepping platform, and the part of the conveying belt extending in steps on the stepping platform is the conveying belt part released by the rotating support through rotation; the rotating bracket is configured to rotate away from the step platform during stepping of the step platform toward the fixed platform.

Preferably, the guide body includes a guide plate having a guide groove provided on an upper surface thereof, and an extending direction of the guide groove coincides with a conveying direction of the conveyor belt.

Preferably, the guide body further comprises a plurality of clamping jaws arranged at one end of the guide plate close to the conveying belt and used for clamping the welding strip, and each clamping jaw is arranged corresponding to one guide groove.

Preferably, the guide device further comprises a lifting mechanism for driving the guide body to lift.

According to another aspect of the utility model, still provide a series welding system, the series welding system includes welding strip draw gear, battery piece handling device, compresses tightly frock, welding set and as above conveying equipment;

the welding strip traction device is used for drawing a welding strip to be laid on the feeding station of the conveying belt, and the guide device of the conveying equipment is used for guiding the welding strip in the process of drawing the welding strip;

the battery piece carrying device lays battery pieces to the feeding station, the battery pieces are stacked on the rear section part of the welding strip of the feeding station, and the pressing tool is pressed on the front section part of the welding strip;

when a preset number of battery pieces and welding strips are placed on the conveying belt, the conveying belt conveys the stacked battery pieces and welding strips to the welding station towards the direction of the second end;

the welding device is located at a welding station and used for welding the battery piece and the welding strip which are conveyed to the welding station.

The utility model provides an among the technical scheme, can provide and weld the area when taking the butt welding and lead for each welds the area and can accurately overlap corresponding to the main grid line position of battery piece, thereby improves the production quality of battery cluster greatly.

Drawings

Fig. 1 is a schematic structural view of a conveying apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a schematic structural view of a main conveying device according to a first embodiment of the present invention;

fig. 4 is a schematic structural view of a main conveying device according to a second embodiment of the present invention;

fig. 5 is a schematic structural view of a main conveying device according to a third embodiment of the present invention;

fig. 6 is a schematic structural view of a main conveying device according to a fourth embodiment of the present invention.

Description of the reference numerals

1-transporting the subject device; 11-a conveyor belt; 12-a base; 13-a stepping platform; 131-a mounting bracket; 14-a stationary platform; 15-a conveyor belt drive mechanism; 151-drive roll; 152-a first guide roll; 153-a second guide roll; 154-tension roller; 155-rotating the bracket; 156-tension roller; 157-guide rolls; 16-a drive roller; 17-a driven roller; 2-a guiding device; 21-a guide plate; 211-a guide slot; 22-clamping head.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different 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 repetitive description 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 to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and the like. In other instances, well-known structures, methods, devices, implementations, materials, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. 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 an upper and a lower orientation. The device may also be otherwise oriented, such as by rotation through 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.

The utility model provides a conveying device, as shown in figures 1 and 2, the conveying device comprises a conveying main body device 1 and a guiding device 2;

the conveying main body device 1 comprises a conveying belt and a conveying belt driving mechanism for driving the conveying belt to run, wherein a first end of the conveying belt is arranged to extend in a stepping mode along a direction far away from a second end and return in a stepping mode towards the second end, the conveying belt is turned upwards at the first end for a preset length every step of a preset length along the direction far away from the second end, so that an empty feeding station is formed on the upper surface of the conveying belt with the preset length, and the battery pieces and the welding belts are stacked at the feeding station;

the guiding device 2 comprises a guiding main body used for guiding the welding strip, and the guiding main body is arranged at the first end of the conveying belt and can move synchronously with the conveying belt at the first end.

The utility model provides a conveying equipment is used for welding area and battery piece and stacks in proper order and form the battery cluster. Specifically, carry the conveyer belt of main part device 1 and once every step-by-step extension to the direction of first end, form vacant material loading station on the part that the conveyer belt step-by-step extended, battery piece and solder strip can stack at this material loading station, like this, in the in-process of battery piece and solder strip material loading, need not once every material loading conveyer belt is step-by-step to the welding station, wait that predetermined number of battery pieces stack the subassembly material loading and finish, carry to the welding station again together and weld, can guarantee the uniformity of being heated of each battery piece from this, do benefit to and promote welding quality. Wherein, in the step-by-step removal in-process to the conveyer belt, guider 2's direction main part is along with the first end synchronous motion of conveyer belt, when providing the welding strip to the material loading station like this, can lead to the welding strip through guider 2 to make each welding strip can accurately correspond to the main grid line position stack of battery piece, can improve the production quality of battery cluster greatly.

In one embodiment of the present invention, as shown in fig. 1 and 2, the guide body of the guide device 2 includes a guide plate 21 having a guide groove 211 formed on an upper surface thereof, and an extending direction of the guide groove 211 is identical to a conveying direction of the conveyor belt.

The guide body 21 further includes a plurality of clamping jaws 22 disposed at an end of the guide plate 21 close to the conveyor belt for clamping the solder strip, and each of the clamping jaws 22 is disposed corresponding to one of the guide grooves 211.

When a welding strip is provided to a feeding station of a conveying belt, a welding strip traction device clamps the head position of the welding strip, a group of welding strips is pulled to move to the feeding station of the conveying belt, the welding strip is guided by the guide groove 211 in the process, when the welding strip moves to a preset position, the tail of the welding strip is clamped by the chuck 22 of the guide device 2, then a carrying device carries a battery piece and a pressing tool, the pressing tool is placed on the front section part (namely, the part close to the head position clamped by the welding strip traction device) of the welding strip, after the front section part of the welding strip is pressed, the head of the welding strip is released by the welding strip traction device, the battery piece is placed on the rear section part of the welding strip, and after the rear section part of the welding strip is pressed, the chuck 22 releases the tail of the welding strip. Of course, the welding strip can be released by the welding strip traction device and the chuck 22 at the same time after the pressing tool presses the front section of the welding strip and the battery piece presses the rear section of the welding strip.

In this embodiment, the guide device 2 further includes a lifting mechanism for driving the guide body to lift. When the battery piece is conveyed to the feeding station, the guide body can be driven to descend by the lifting mechanism for a preset distance, and the height of the uppermost surface of the guide body of the guide device 2 (the uppermost surfaces of the guide plate 21 and the chuck 22) is consistent with the height of the lower surface of the battery piece placed on the feeding station or lower than the height of the lower surface of the battery piece, so that the damage to the battery piece caused by the interference between the part of the battery piece extending out of the conveying belt and the guide device 2 when the battery piece is laid on the feeding station is avoided. Preferably, when the battery piece is placed, the guide body is preferably arranged to descend to the height of the uppermost surface of the guide body, which is consistent with the height of the lower surface of the battery piece, so that the part of the battery piece, which exceeds the end part of the conveying belt, can be supported by the guide body when the battery piece is placed to the loading station.

The utility model provides an among the technical scheme, for making the first end of carrying the conveyer belt of main part device 1 can step-by-step extension, can have multiple embodiment:

in the first embodiment, as shown in fig. 3, the main conveying device 1 includes a conveying belt 11, and further includes a base 12, a fixed platform 14, a stepping platform 13, and a platform moving mechanism for driving the stepping platform 13 to move, wherein:

the fixed platform 14 is fixedly connected to the base 12, the stepping platform 13 is slidably connected to the base 12, and the platform moving mechanism can drive the stepping platform 13 to move towards or away from the fixed platform 14 in the conveying direction of the conveying belt in a stepping manner;

the conveying belt 11 is arranged on the fixed platform 14 and the stepping platform 13, and when the stepping platform 13 moves away from the fixed platform 14, the conveying belt 11 is turned over from bottom to top at the end part of the stepping platform 13 away from the fixed platform 14, so that the upper surface of the conveying belt 11 extends in a stepping manner along with the stepping platform 13 in a direction away from the fixed platform 14;

the guiding body of the guiding device 2 is arranged to move synchronously with the stepping platform 13.

In the present embodiment, the conveyor belt driving mechanism 15 for driving the conveyor belt 11 to run includes a driving roller 151, a first guide roller 152, a second guide roller 153, and a tension roller 154;

the driving roller 151 is arranged at the end of the fixed platform 14 far away from the stepping platform 13 and is driven to rotate by a driving motor, the first guide roller 152 is located at the end of the stepping platform 13 far away from the fixed platform 14, the first guide roller 152 and the second guide roller 153 are arranged on the stepping platform 13, the tension roller 154 is located below the first guide roller 152 and the second guide roller 153, the tension roller 154 is arranged to be capable of moving back and forth along the conveying direction of the conveying belt 11 for adjustment so as to tension the conveying belt 11, specifically, a slide rail extending along the conveying direction of the conveying belt 11 can be arranged on the base 12, and the tension roller 154 is driven by a tension roller driving cylinder to move back and forth along the slide rail; the conveying belt 11 sequentially winds the driving roller 151, the first guide roller 152, the second guide roller 153 and the tensioning roller 15, wherein the second guide roller 153 is positioned on the conveying surface of the conveying belt 11;

when the stepping platform 13 moves away from the fixed platform 14, the first guide roller 152 and the second guide roller 153 move with the stepping platform 13 and guide the conveying belt 11 to extend upside down from below.

In this embodiment, the platform moving mechanism for driving the stepping platform 13 to move may include a motor and a lead screw driven by the motor, and the stepping platform 13 is mounted on a nut engaged with the lead screw.

When the stage moving mechanism drives the stepping stage 13 to move in a direction away from the fixed stage 14, the stepping stage 13 moves in synchronization with the first guide roller 152 and the second guide roller 153 mounted thereon, and the conveying belt 11 is turned upside down along the first guide roller 152 and the second guide roller 153 as a portion extending stepwise on the stepping stage 13.

In this embodiment, the guiding body of the guiding device 2 is fixedly mounted on the stepping platform 13, and the platform moving mechanism drives the stepping platform 13 and the guiding body to move synchronously.

It will be appreciated that the guide means may further comprise a guide movement mechanism, the guide body being driven by the guide movement mechanism and the stepping platform 13 being driven by the platform movement mechanism to move synchronously. I.e. the guiding body of the guiding device 2 and the stepping platform 13 are driven independently of each other.

The guide moving mechanism comprises a motor and a lead screw driven by the motor, and the guide main body is arranged on a nut matched with the lead screw.

In the second embodiment, the structure of the main conveying body 1 is as shown in fig. 4, the structure and the operation principle of the main conveying body 1 in this embodiment are basically the same as those of the first embodiment, and the main conveying body 1 further includes a conveying belt 11, a base 12, a fixed platform 14, a stepping platform 13 and a conveying belt driving mechanism 15, the conveying belt driving mechanism 15 includes a driving roller 151, a first guide roller 152, a second guide roller 153 and a tension roller 154, the conveying belt 11 is sequentially wound around the driving roller 151, the first guide roller 152, the second guide roller 153 and the tension roller 15, wherein the second guide roller 153 is located on the conveying surface of the conveying belt 11.

Unlike the first embodiment, the main conveying body 1 in this embodiment further includes a mounting bracket 131, a first end of the mounting bracket 131 is connected to the bottom of the stepping platform 13, a second end of the mounting bracket 131 extends outward to an end of the stepping platform 13 away from the fixed platform 14, and a second guide roller 153 is mounted at the second end of the mounting bracket 131 and located below the first guide roller 152.

Through setting up installing support 131, install second guide roll 153 in the bottom of step-by-step platform 13 through installing support 131 is indirect, can guarantee that second guide roll 153 outwards stretches out to the outside of step-by-step platform 13, so, also can expose in the outside of step-by-step platform 13 around the conveyer belt 11 of second guide roll 153 to the installation and the adjustment of conveyer belt 11 have been made things convenient for.

Fig. 5 shows a third embodiment of the conveying main body device 1 according to the present invention, as shown in fig. 5, the conveying belt driving mechanism 15 for driving the conveying belt to run includes a driving roller 151, a tension roller 156, a guide roller 157 and a rotating bracket 155, wherein:

the driving roller 151 is arranged at the end part of the fixed platform 14 far away from the stepping platform 13, the first end of the rotating bracket 155 is rotatably connected to the base 12, the second end of the rotating bracket 155 is positioned above the first end and extends outwards to the end part of the stepping platform 13 far away from the fixed platform 14, the tension roller 156 is connected to the second end of the rotating bracket 155, and the guide roller 157 is arranged on the base 12 and is positioned below the tension roller 156; the conveyor belt 11 is sequentially wound around the drive roller 151, the tension roller 156, and the guide roller 157, so that, compared to the first and second embodiments, the rollers in this embodiment are located inside the conveyor belt, and the conveying surface of the conveyor belt 11 is not in contact with any roller, thereby reducing the wear of the conveying surface of the conveyor belt;

during the stepping of the stepping platform 13 away from the fixed platform 14, the rotating bracket 155 is configured to rotate toward the stepping platform 13, so that the part of the conveying belt 11 extending stepwise on the stepping platform 13 is the part of the conveying belt released by the rotating bracket 155 through rotation, and at the same time, the conveying belt 11 is kept tensioned by the tensioning roller 156 on the rotating bracket 155; during the stepping of the stepping platform 13 towards the fixed platform 14, the rotating bracket 155 is configured to rotate away from the stepping platform 13 so that the extended portion of the conveyor belt 11 can be guided downward by the tension roller 156 and the guide roller 157 on the rotating bracket 155 and keep the conveyor belt 11 tensioned.

In order to drive the rotation bracket 155 to rotate, a rotation bracket driving mechanism may be further provided in the present embodiment, and various known driving mechanisms may be adopted for the rotation bracket driving mechanism, such as a driving cylinder, and the present embodiment is not particularly limited thereto.

Fig. 6 shows a fourth embodiment of the conveying main body device 1, and as shown in fig. 6, the conveying main body device 1 comprises a conveying mechanism and a translation driving mechanism for driving the conveying mechanism to translate, the conveying mechanism comprises a base 12, a driving roller 16, a driven roller 17 and the conveying belt 11, the driving roller 16 and the driven roller 17 are mounted on the base 12, and two ends of the conveying belt 11 are respectively wound on the driving roller 16 and the driven roller 17; the translation driving mechanism (not shown) is connected to the base 12 to drive the base 12 to move back and forth along the conveying direction of the conveyor belt 11;

in the process that the conveying main body device 1 is driven by the translation driving mechanism to move in a stepping mode from the second end to the first end, the conveying belt 11 conveys towards the second end in a stepping mode for the same distance, and therefore the feeding station is formed at the first end of the conveying belt 11. As shown in fig. 6, while the translation driving mechanism drives the conveying mechanism to move at a speed v1 and in a direction indicated by a leftward arrow, the conveying belt 11 moves at a speed v1 and in a direction indicated by a rightward arrow, so that the first end of the conveying belt is always in an empty state during the stepping of the conveying belt 11 to the first end (i.e., the leftward direction), and a feeding station for receiving the battery pieces and the solder strips is formed.

According to another aspect of the utility model, still provide a series welding system, the series welding system includes that the solder strip draw gear, battery piece handling device, compress tightly frock, welding set and according to conveying equipment as above;

when a preset number of battery pieces and welding strips are placed on the conveying belt, the conveying belt conveys the stacked battery pieces and welding strips to the welding station towards the direction of the second end; wherein when stacking the battery pieces, the battery pieces may exceed the end of the first end of the conveyor belt, and the guide device may support the exceeding portion to protect the battery pieces.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, makes up with any suitable mode including each concrete technical feature. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. A conveying apparatus, characterized in that the conveying apparatus comprises a conveying body device and a guide device;

2. The conveying apparatus according to claim 1, wherein the conveying body device further comprises a base, a fixed platform, a stepping platform, and a platform moving mechanism for driving the stepping platform to move, wherein:

the guide body is arranged to move synchronously with the stepping platform.

3. The transport apparatus of claim 2, wherein the guiding body is fixedly mounted on the stepping platform, and the stepping platform and the guiding body are driven to move synchronously by the platform moving mechanism;

4. The transport apparatus of claim 3, wherein the platform movement mechanism includes a motor and a lead screw driven by the motor, the stepper platform being mounted on a nut engaged by the lead screw.

5. The transport apparatus of claim 3, wherein the guide body is driven by the guide movement mechanism, the guide movement mechanism including a motor and a lead screw driven by the motor, the guide body being mounted on a nut with which the lead screw engages.

6. The transport apparatus of claim 2, wherein the conveyor belt drive mechanism includes a drive roller, a first guide roller, a second guide roller, and a tension roller; the driving roller is arranged at the end part, far away from the stepping platform, of the fixed platform, the first guide roller is located at the end part, far away from the fixed platform, of the stepping platform, the first guide roller and the second guide roller are installed on the stepping platform, the tensioning roller is located below the first guide roller and the second guide roller, and the tensioning roller is arranged to be capable of moving back and forth along the conveying direction of the conveying belt to be adjusted so as to tension the conveying belt; the conveying belt sequentially winds the driving roller, the first guide roller, the second guide roller and the tensioning roller, wherein the second guide roller is positioned on the conveying surface of the conveying belt; when the stepping platform moves away from the fixed platform, the first guide roller and the second guide roller guide the conveying belt to turn upwards and extend from the lower part;

or,

7. The conveying apparatus according to any one of claims 1 to 6, wherein the guide body includes a guide plate having a guide groove provided on an upper surface thereof, the guide groove extending in a direction corresponding to a conveying direction of the conveying belt.

8. The conveying apparatus as claimed in claim 7, wherein the guide body further includes a plurality of jaws for gripping the solder ribbon provided at an end of the guide plate adjacent to the conveying belt, each of the jaws being provided corresponding to one of the guide grooves.

9. The conveying apparatus as claimed in any one of claims 1 to 6, wherein the guide means further comprises a lifting mechanism for driving the guide body to be lifted.

10. A series welding system is characterized by comprising a welding strip traction device, a battery piece carrying device, a pressing tool, a welding device and conveying equipment according to any one of claims 1-9;