CN117464124A

CN117464124A - Welding equipment

Info

Publication number: CN117464124A
Application number: CN202311805153.9A
Authority: CN
Inventors: 李婷婷; 陶武松; 兰宏宇; 戚培东; 许佳俊
Original assignee: Zhejiang Jinko Solar Co Ltd
Current assignee: Zhejiang Jinko Solar Co Ltd
Priority date: 2023-12-25
Filing date: 2023-12-25
Publication date: 2024-01-30

Abstract

The application relates to a welding equipment for welding battery piece and welding area, welding equipment includes: the battery pack comprises a platform, a detection assembly and a clamping assembly, wherein the platform is used for placing a battery piece, the detection assembly is used for detecting data of a main grid on the battery piece, the clamping assembly comprises a first driving part and a clamping part, the first driving part can adjust the position of the clamping part according to the data of the main grid, the clamping part is used for clamping a welding strip, and the welding strip is placed on the main grid. In this application, because the position that the portion was got to the clamp can be adjusted to first drive portion, consequently press from both sides the portion of getting and can be with the battery piece adaptation of different models to make welding equipment can be used for welding the battery piece and the welding strip of different models, improved welding equipment's commonality. When the welding operation is required to be carried out on the battery pieces and the welding strips of various types, only one welding device is required, so that the cost required by welding is reduced.

Description

Welding equipment

Technical Field

The application relates to the field of welding technology, in particular to welding equipment.

Background

The photovoltaic module comprises a battery string, wherein the battery string is a plurality of battery pieces connected through welding strips. The welding device is used for welding the welding strip on the main grid of the battery piece to form a battery string. The welding equipment is provided with a plurality of clamping jaws, the number and the interval of the clamping jaws correspond to those of the main grids on the battery piece, so that before welding, the clamping jaws can grab the welding strip and place the welding strip on the main grids of the battery piece.

Because the number and the interval of main bars on the battery pieces of different models are different, each welding equipment can only be suitable for the welding of the battery pieces of single model, and when the battery pieces of multiple models are required to be welded, a plurality of welding equipment are required, so that the universality of the welding equipment is poor and the welding cost is higher.

Disclosure of Invention

The application provides a welding equipment for solve the poor problem of commonality of welding equipment.

The embodiment of the application provides a welding equipment for welding battery piece and welding area, welding equipment includes: the battery pack comprises a platform, a detection assembly and a clamping assembly, wherein the platform is used for placing the battery pack, the detection assembly is used for detecting data of a main grid on the battery pack, the clamping assembly comprises a first driving part and a clamping part, the first driving part can adjust the position of the clamping part according to the data of the main grid, and the clamping part is used for clamping the welding strip and placing the welding strip on the main grid.

In one possible design, the detection assembly is capable of detecting the number and spacing of the primary grids on the battery sheet.

In one possible design, the detection assembly includes a stand and a camera, the camera being connected to the stand, the stand supporting the camera above the platform.

In one possible design, the gripping portion includes a second drive portion and a jaw, the second drive portion being capable of controlling the jaw to open and clamp.

In one possible design, the number of the gripping portions is equal to or greater than the number of the main gates, and/or the number of the first driving portions is equal to or greater than the number of the main gates.

In one possible design, the gripping assembly includes a control portion electrically connected to the first drive portion, the control portion being capable of receiving data from the primary gate and controlling at least a portion of the first drive portion in accordance with the data from the primary gate.

In one possible design, the first driving part and the clamping part are provided with a plurality of first driving parts and the clamping parts, wherein the number of the first driving parts and the clamping parts is the same, and each first driving part is connected with one clamping part.

In one possible design, the clamping assembly further comprises a first slide rail along which the first drive portion is slidable, and/or the clamping assembly further comprises a second slide rail along which the clamping portion is slidable.

In one possible design, the first drive part has a first pulley which can slide or rotate along the first slide rail and/or the gripping part has a second pulley which can slide or rotate along the second slide rail.

In one possible embodiment, the first rail is provided with a buffer at its ends in the direction of extension and/or the second rail is provided with a buffer at its ends in the direction of extension.

In this application, the detection component can detect the battery piece to acquire the data of main bars, and first drive portion can be according to the data adjustment clamp of main bars and get the position of portion, so that clamp and get the portion and correspond with main bars, thereby can accurately place the welding strip on main bars. Because the position of the clamping part can be adjusted by the first driving part, the clamping part can be matched with the battery pieces of different models, so that the welding equipment can be used for welding the battery pieces of different models and welding strips, and the universality of the welding equipment is improved. When the welding operation is required to be carried out on the battery pieces and the welding strips of various types, only one welding device is required, so that the cost required by welding is reduced.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

FIG. 1 is a schematic view of a welding apparatus according to an embodiment of the present application;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

FIG. 4 is a schematic view of a welding apparatus according to an embodiment of the present application;

FIG. 5 is a schematic view of the clamping assembly of FIG. 4;

fig. 6 is a side view of fig. 5.

Reference numerals:

1-a platform;

2-a detection assembly;

21-a camera;

22-a bracket;

3-clamping the component;

31-a first driving part;

32-a clamping part;

321-a second drive section;

322-clamping jaw;

33-a control part;

34-a first slide rail;

35-a second slide rail;

36-a buffer;

37-a first pulley;

38-a second pulley;

39-cable;

4-battery pieces;

41-main gate.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.

Detailed Description

For a better understanding of the technical solutions of the present application, embodiments of the present application are described in detail below with reference to the accompanying drawings.

It should be understood that the described embodiments are merely some, but not all, of the embodiments of the present application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without making any inventive effort, are intended to be within the scope of the present application.

The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

It should be noted that, the terms "upper", "lower", "left", "right", and the like in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.

The application provides a welding equipment for welding battery piece 4 and welding strip. As shown in fig. 1, 2 and 4, the welding apparatus includes: the device comprises a platform 1, a detection component 2 and a clamping component 3, wherein the platform 1 is used for placing a battery piece 4, the detection component 2 is used for detecting data of a main grid 41 on the battery piece 4, the clamping component 3 comprises a first driving part 31 and a clamping part 32, the first driving part 31 can adjust the position of the clamping part 32 according to the data of the main grid 41, the clamping part 32 is used for clamping a welding strip, and the welding strip is placed on the main grid 41.

In the present embodiment, as shown in fig. 1, 2 and 4, the detecting unit 2 can detect the battery piece 4 to acquire data of the main grid 41, and the first driving unit 31 can adjust the position of the gripping unit 32 according to the data of the main grid 41 so that the gripping unit 32 corresponds to the main grid 41, thereby accurately placing the solder strip on the main grid 41. Because the first driving part 31 can adjust the position of the clamping part 32, the clamping part 32 can be matched with the battery pieces 4 of different models, so that the welding equipment can be used for welding the battery pieces 4 of different models and welding strips, and the universality of the welding equipment is improved. When the welding operation is required for the plurality of types of the battery pieces 4 and the welding strips, the cost required for welding is reduced because only one welding device is required.

Specifically, the welding device further includes a welding portion, the welding portion can emit infrared light, after the welding strip absorbs heat in the infrared light, tin on the surface layer of the welding portion melts and combines with a welding spot on the main grid 41, and after the tin is cooled and solidified, the welding of the battery piece 4 and the welding strip is completed.

More specifically, the platform 1 may be a conveyor belt, on which the battery pieces 4 are placed, and the conveyor belt can convey the battery pieces 4 to the detecting assembly 2 and the clamping assembly 3, so that the detecting assembly 2 detects the battery pieces 4 and the clamping assembly 3 places the welding strip on the main grid 41.

Further, the detecting component 2 can detect the number and the spacing of the main grids 41 on the battery piece 4, that is, the data of the main grids 41 on the battery piece 4 detected by the detecting component 2 at least includes the number of the main grids 41 and the spacing of the adjacent main grids 41, so that the first driving part 31 can adjust the position of the clamping part 32 to correspond to the main grids 41.

Further, as shown in fig. 1 to 3, the detecting component 2 includes a bracket 22 and a camera 21, the camera 21 is connected to the bracket 22, and the bracket 22 supports the camera 21 above the platform 1.

In this embodiment, as shown in fig. 1 to 3, when the camera 21 is located above the platform 1 and the battery pieces 4 on the platform 1 pass below the camera 21, the camera 21 can take photos of the battery pieces 4, and the number of the main grids 41 and the distance between adjacent main grids 41 can be obtained by taking the photos. Wherein the camera may be a CCD camera.

In a specific embodiment, as shown in fig. 5 and 6, the gripping portion 32 includes a second driving portion 321 and a gripping jaw 322, and the second driving portion 321 can control the gripping jaw 322 to open and grip.

In the present embodiment, as shown in fig. 5 and 6, the clamping jaw 322 has both an open state and a clamped state, and when the second driving portion 321 controls the clamping jaw 322 to be in the clamped state, the clamping jaw 322 can clamp and move the welding strip; when the second driving part 321 controls the clamping jaw 322 to be in an open state, the clamping jaw 322 can place the welding strip on the battery piece 4, so that the welding strip is automatically placed on the battery piece 4, manual operation is not needed, and labor cost is saved.

Further, as shown in fig. 5, the first driving part 31 and the gripping part 32 are provided in plural numbers, and the number of the two is the same. Each of the first driving parts 31 is connected to one of the gripping parts 32 such that each of the gripping parts 32 can be moved by the first driving part 31 connected thereto.

Meanwhile, since the clamping portions 32 are provided in plurality, the clamping jaws 322 are also provided in plurality, and the plurality of clamping jaws 322 can simultaneously pick up a plurality of welding strips and place the plurality of welding strips on the main grid 41 of the battery piece 4, so that the efficiency of placing the welding strips is improved.

Further, the number of the gripping portions 32 is equal to or greater than the number of the main bars 41, and/or the number of the first driving portions 31 is equal to or greater than the number of the main bars 41.

Since the number of the first driving parts 31 and the clamping parts 32 is greater than or equal to the number of the main grids 41, the clamping assembly 3 can be used for clamping the clamping parts 32 with the same number as the main grids 41, so that all welding strips required by one battery piece 4 can be placed on the battery piece 4 in one clamping operation, and the efficiency of placing the welding strips is further improved.

Specifically, the number of the main grids 41 on the battery plate 4 is typically 12, so the number of the clamping portions 32 should be equal to or greater than 12, for example: 12. 13, 15, 18, 20, etc.

In a specific embodiment, as shown in fig. 5, the gripping assembly 3 includes a control portion 33 electrically connected to the first driving portion 31, the control portion 33 being capable of receiving data from the main grid 41 and controlling at least a portion of the first driving portion 31 in accordance with the data from the main grid 41.

In the present embodiment, as shown in fig. 5, the control portion 33 is electrically connected to all the first driving portions 31, and the first driving portions 31 are connected to the gripping portions 32, so that the control portion 33 can control any one of the first driving portions 31 to drive the gripping portions 32 to move, thereby realizing adjustment of the positions of the gripping portions 32, and making the gripping portions 32 correspond to the distribution of the main grids 41 on the battery piece 4.

The first driving part 31 is electrically connected with the second driving part 321, so the control part 33 is also electrically connected with the second driving part 321, so that the control part 33 can control part or all of the clamping jaws 322 to open or clamp, thereby realizing clamping and placing of the welding strip.

In a specific embodiment, as shown in fig. 5 and 6, the gripping assembly 3 further comprises a first slide rail 34 along which the first driving part 31 can slide, and/or the gripping assembly 3 further comprises a second slide rail 35 along which the gripping part 32 can slide.

In the present embodiment, as shown in fig. 5 and 6, the first slide rail 34 can guide the movement of the first driving portion 31, limit the movement range of the first driving portion 31, and improve the operational reliability of the gripping unit 3. Similarly, the second slide rail 35 can guide the movement of the gripping portion 32 and limit the movement range of the gripping portion 32, thereby further improving the operational reliability of the gripping assembly 3.

Specifically, as shown in fig. 6, the first driving part 31 has a first pulley 37, the first pulley 37 can slide or rotate along the first slide rail 34, and/or the gripping part 32 has a second pulley 38, and the second pulley 38 can slide or rotate along the second slide rail 35.

By providing the first pulley 37, the friction between the first driving portion 31 and the first slide rail 34 is reduced, so that the first driving portion 31 slides along the first slide rail 34 more smoothly. Similarly, by providing the second pulley 38, the friction between the gripping portion 32 and the second slide rail 35 is reduced, so that the gripping portion 32 slides along the second slide rail 35 more smoothly.

As shown in fig. 6, the first driving portion 31 may be provided with a plurality of first pulleys 37, and the gripping portion 32 may be provided with a plurality of second pulleys 38, so that the sliding of the first driving portion 31 along the first sliding rail 34 and the sliding of the gripping portion 32 along the second sliding rail 35 are smoother, and abnormal noise is not easy to generate.

More specifically, as shown in fig. 5 and 6, the extending directions of the first slide rail 34 and the second slide rail 35 are the same, and the first slide rail 34 is located at a side of the second slide rail 35 away from the platform 1.

The extending directions of the first sliding rail 34 and the second sliding rail 35 are the same, so that the first driving portion 31 can more smoothly drive the clamping portion 32 to slide along the second sliding rail 35 when moving along the first sliding rail 34, thereby facilitating the adjustment of the position of the clamping portion 32 by the first driving portion 31. The first sliding rail 34 is located at one side of the second sliding rail 35 away from the platform 1, and the second sliding rail 35 is closer to the platform 1, that is, the clamping portion 32 is closer to the platform 1, so that the clamping portion 32 can clamp the welding strip or place the welding strip on the battery piece 4.

Further, as shown in fig. 5, the first slide rail 34 is provided with a buffer member 36 at an end portion in the extending direction thereof, and/or the second slide rail 35 is provided with a buffer member 36 at both ends in the extending direction thereof.

As shown in fig. 5, the buffer 36 is disposed at an end of the first slide rail 34, and when the first driving portion 31 moves to the end of the first slide rail 34, the first driving portion 31 abuts against the buffer 36, so as to prevent the first driving portion 31 from being impacted with the first slide rail 34 severely, and damage the first driving portion 31 or the first slide rail 34. Similarly, the buffer 36 is further disposed at an end of the second slide rail 35, and when the clamping portion 32 moves to the end of the second slide rail 35, the clamping portion 32 abuts against the buffer 36, so as to prevent the clamping portion 32 from violently striking the second slide rail 35, and damage the clamping portion 32 or the second slide rail 35. Meanwhile, the buffer member 36 can reduce noise generated by the collision of the first driving portion 31 and the first sliding rail 34 or noise generated by the collision of the clamping portion 32 and the second sliding rail 35.

Specifically, the cushioning member 36 may be a deformable member such as a spring or a rubber block, and is capable of absorbing impact energy.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. Welding apparatus for welding a battery plate (4) and a welding strip, characterized in that the welding apparatus comprises:

the platform (1) is used for placing the battery piece (4);

the detection component (2) is used for detecting data of the main grid (41) on the battery piece (4);

the clamping assembly (3), the clamping assembly (3) comprises a first driving part (31) and a clamping part (32), the first driving part (31) can adjust the position of the clamping part (32) according to data of the main grid (41), and the clamping part (32) is used for clamping the welding strip and placing the welding strip on the main grid (41).

2. Welding device according to claim 1, characterized in that the detection assembly (2) is able to detect the number and spacing of the main grids (41) on the battery pieces (4).

3. Welding device according to claim 1, characterized in that the detection assembly (2) comprises a stand (22) and a camera (21), the camera (21) being connected to the stand (22), the stand (22) supporting the camera (21) above the platform (1).

4. Welding device according to claim 1, characterized in that the gripping portion (32) comprises a second driving portion (321) and a clamping jaw (322), the second driving portion (321) being capable of controlling the opening and clamping of the clamping jaw (322).

5. Welding device according to claim 1, characterized in that the number of gripping parts (32) is equal to or greater than the number of main bars (41) and/or the number of first driving parts (31) is equal to or greater than the number of main bars (41).

6. Welding device according to claim 1, characterized in that the gripping assembly (3) comprises a control part (33) electrically connected to the first drive part (31), the control part (33) being able to receive data of the main grid (41) and to control at least part of the first drive part (31) in dependence of the data of the main grid (41).

7. Welding device according to claim 1, characterized in that the first driving part (31) and the gripping part (32) are provided in number, and that the number of the two is the same, each first driving part (31) being connected with one gripping part (32).

8. Welding device according to any one of claims 1-7, characterized in that the gripping assembly (3) further comprises a first slide rail (34), the first drive part (31) being slidable along the first slide rail (34), and/or the gripping assembly (3) further comprises a second slide rail (35), the gripping part (32) being slidable along the second slide rail (35).

9. Welding device according to claim 8, characterized in that the first drive part (31) has a first pulley (37), which first pulley (37) can slide or rotate along the first slide rail (34), and/or in that the gripping part (32) has a second pulley (38), which second pulley (38) can slide or rotate along the second slide rail (35).

10. Welding device according to claim 8, characterized in that the first slide rail (34) is provided with a buffer (36) at its end in the direction of extension and/or that the second slide rail (35) is provided with a buffer (36) at its ends in the direction of extension.