CN218109797U

CN218109797U - Simple welding tool

Info

Publication number: CN218109797U
Application number: CN202221935863.4U
Authority: CN
Inventors: 张军; 周长青; 刘云龙
Original assignee: Cornex New Energy Co ltd
Current assignee: Cornex New Energy Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-12-23
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a simple and easy welding frock, including the bedplate, it has first profile groove to open on the top surface of bedplate, first profile groove is used for the inlay to put the first battery apron of treating welding first busbar, the middle part cell body in first profile groove widens to both sides and forms the second profile groove, the second profile groove is used for the inlay to put the second battery apron of treating welding second busbar, first profile groove and second profile groove are the rectangular channel, and length direction is the same, the one end lateral part in first profile groove is opened has first constant head tank, first constant head tank is used for the one end of inlaying first busbar, the one end lateral part in second profile groove is opened there is the second constant head tank. Set up first profile groove and second profile groove through the nestification, make the welding position structure of two kinds of battery apron of integration on the same bedplate, can compatible two kinds of battery apron and the welding that corresponds the busbar, simple structure, the commonality is strong, reduces production debugging frock change frequency, improves production efficiency.

Description

Simple welding tool

Technical Field

The utility model relates to a battery welding technology field, concretely relates to simple and easy welding frock.

Background

In battery module sample production process, apron and busbar welding process often need accept the apron busbar welding task of different grade type, and current welding frock can only compatible a battery apron product usually, and the commonality is poor for apron busbar welding equipment need frequently carry out the frock and switch, seriously influences sample production efficiency. And the existing welding tool also has the defects of complex design, high cost, large volume and weight, and large carrying difficulty for workers.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a simple and easy welding frock, can compatible two money battery apron with correspond the welding of busbar, simple structure, the commonality is strong, reduces production debugging frock and changes the frequency, improves production efficiency.

In order to solve the technical problem, the utility model discloses a simple and easy welding frock, the test platform comprises a seat board, it has first profile groove to open on the top surface of bedplate, first profile groove is used for imbedding treats the first battery apron of welding first busbar, the middle part cell body in first profile groove widens to both sides and forms second profile groove, second profile groove is used for imbedding treats the second battery apron of welding the second busbar, first profile groove with second profile groove is the rectangular channel, and length direction is the same, open the one end lateral part in first profile groove has first constant head tank, first constant head tank is used for imbedding the one end of first busbar, and makes the other end of first busbar with the utmost point post of first battery apron is just alignd, the one end lateral part in second profile groove is opened there is the second constant head tank, the second constant head tank is used for imbedding the one end of second busbar, and makes the other end of second busbar with the second battery apron is just aligned.

In the simple welding tool, the first profiling groove and the second profiling groove are arranged in a nested manner, so that two welding positioning structures of the battery cover plates are integrated on the same base plate, the welding of the two battery cover plates and the corresponding busbar can be compatible, the structure is simple, the universality is high, the frequency of production debugging and remodeling is reduced, and the production efficiency is improved; in addition, the whole tool utilizes the profiling groove and the positioning groove of the rectangular groove structure to limit the cover plate and the busbar to be welded respectively, the structure is simple, the design is ingenious, the profiling groove structure which is nested mutually greatly saves the occupied space of the tool, the weight of the tool is reduced, and the tool is easy to carry during tool changing.

As the utility model discloses simple and easy welding frock's improvement, be provided with on the first locating groove with the first shop bolt of the observation hole adaptation of first busbar tip. Preferably, one end of the first busbar is embedded into the first positioning groove, and the observation hole at the end part is in inserted connection with the first positioning pin, so that the observation hole at the other end of the first busbar is aligned with the observation hole of the corresponding end pole of the first battery cover plate.

The position of first busbar is further prescribed a limit to through first locating pin, makes its relative position with first battery apron more accurate, improves welding quality.

Furthermore, be provided with on the second constant head tank with the second locating pin of the observation hole adaptation of second busbar tip improves the location accuracy, improves welding quality.

As the utility model discloses another kind of improvement of simple and easy welding frock, first profile groove with the groove depth in second profile groove is the same, the manufacturing of being convenient for.

Preferably, a gasket is arranged at the bottom of the first contour groove or the second contour groove. Because the battery cover plate usually has the size series of settlement, for example usually have 2mm, 2.5.mm, when the thickness of first battery cover plate and second battery cover plate is different, regard the fluting depth size reference of the profile groove with the apron thickness size that thickness is thicker, when welding to the battery cover plate that thickness is thinner, fill up the gasket and can keep this thinner battery cover plate top surface and the bottom surface parallel and level of corresponding constant head tank to keep the busbar to lie flat, improve welding quality.

As the utility model discloses another improvement of simple and easy welding frock, the bottom of bedplate is equipped with a plurality of cushions that pile up and place, be provided with two at least first jacks on the bottom surface of cushion, set up two at least reference columns on the top surface of cushion, adjacent two on the cushion binding face first jack with the reference column is inserted each other and is closed spacingly, be provided with two at least second jacks, top on the bottom surface of bedplate the cushion the reference column with the second jack is inserted each other and is closed spacingly. The height of frock can be adjusted easily, is suitable for the high demand of different welding station, and the practicality is strong.

In conclusion, the simple welding tool can be compatible with welding of two types of battery cover plates and corresponding busbars, is simple in structure and high in universality, reduces the frequency of production debugging and changing types, and improves the production efficiency; in addition, the welding tool is simple in structure, ingenious in design, accurate and reliable in positioning of the battery cover plate and the bus bar, and high in welding quality.

Drawings

In the drawings:

fig. 1 is an overall structure diagram of the present invention.

Fig. 2 is a structural diagram of the first battery cover plate and the first bus bar when welded.

Fig. 3 is a structural diagram of the second battery cover plate and the second bus bar when welding.

Fig. 4 is a structural diagram of the cushion block of the present invention.

Fig. 5 is a bottom structure view of the seat plate of the present invention.

Fig. 6 is a block diagram of the present invention.

Fig. 7 is a bottom structure view of the cushion block of the present invention.

In the figure, 1, a seat plate; 11. cushion blocks; 111. a first jack; 112. a positioning column; 12. a second jack; 2. a first contour groove; 21. a first bus bar; 22. a first battery cover plate; 3. a second contour groove; 31. a second bus bar; 32. a second battery cover plate; 4. a first positioning groove; 41. a first locating pin; 5. a second positioning groove; 51. a second locating pin; 6. and (6) taking and placing the opening.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.

Fig. 1-7 show the utility model relates to a simple and easy welding frock. As shown in fig. 1, the simple welding fixture includes a base plate 1, a first contour groove 2 is formed on a top surface of the base plate 1, the first contour groove 2 is used for embedding a first battery cover plate 22 to be welded to a first bus bar 21, a middle portion of the first contour groove 2 is widened towards two sides to form a second contour groove 3, the second contour groove 3 is used for embedding a second battery cover plate 32 to be welded to a second bus bar 31, the first contour groove 2 and the second contour groove 3 are rectangular grooves, the length directions are the same, one end side portion of the first contour groove 2 is provided with a first positioning groove 4, the first positioning groove 4 is used for embedding one end of the first bus bar 21, the other end of the first bus bar 21 is aligned with a pole of the first battery cover plate 22, one end side portion of the second contour groove 3 is provided with a second positioning groove 5, the second positioning groove 5 is used for embedding one end of the second bus bar 31, and the other end of the second bus bar 31 is aligned with a pole of the second battery cover plate 32.

When the seat plate is used, the seat plate 1 is fixed on a welding station, as shown in fig. 2, when a first bus bar 21 and a first battery cover plate 22 are welded, the first battery cover plate 22 is placed in the first contour groove 2, and as the first contour groove 2 is grooved according to the size of the first battery cover plate 22, the first battery cover plate 22 is just embedded and limited in the first contour groove 2, and then one end of the first bus bar 21 is embedded and placed in the first positioning groove 4, so that the other end of the first bus bar 21 is just aligned and positioned on a pole of the first battery cover plate 22, namely the first bus bar 21 and the first battery cover plate 22 are relatively positioned at a welding position, and welding can be performed; as shown in fig. 3, when welding second busbar 31 and second battery apron 32, need not to change the frock, directly put into second profile groove 3 with second battery apron 32, in second constant head tank 5 was put into to second busbar 31, can directly weld after spacing, improvement production efficiency.

As shown in fig. 1, the first positioning groove 4 is provided with a first positioning pin 41 fitted into the observation hole at the end of the first bus bar 21. One end of the first bus bar 21 is embedded into the first positioning groove 4, and the observation hole at the end is in insertion fit with the first positioning pin 41, so that the observation hole at the other end of the first bus bar 21 is aligned with the observation hole of the corresponding terminal post of the first battery cover plate 22. The first positioning pin 41 further defines the position of the first bus bar 21, so that the relative position of the first bus bar and the first battery cover plate 22 is more accurate, and the welding quality is improved.

Similarly, the second positioning groove 5 is provided with a second positioning pin 51 adapted to the observation hole at the end of the second busbar 31. One end of the second bus bar 31 is embedded into the second positioning groove 5, and the observation hole at the end part is in insertion fit with the second positioning pin 51, so that the observation hole at the other end of the second bus bar 31 is aligned with the observation hole of the corresponding terminal pole of the second battery cover plate 32.

Optionally, the perpendicular planes of the first contour groove 2 and the second contour groove 3 in the width direction are overlapped; the first contour groove 2 and the second contour groove 3 are overlapped in the central hammering surface in the length direction. The first profile groove 2 and the second profile groove 3 are mutually nested to form a symmetrical structure, so that the tooling is convenient to machine and manufacture.

Optionally, the middle part of the second groove 3 is widened to two sides to form a pick-and-place opening 6. The battery cover plate can be conveniently taken and placed in the first contour groove 2 and the second contour groove 3.

Alternatively, the first profile groove 2 and the second profile groove 3 have the same groove depth. And a gasket is arranged at the bottom of the first contour groove 2 or the second contour groove 3.

Because the battery apron all usually has the thickness size series of settlement, for example usually has 2mm, 2.5mm, when the thickness of first battery apron 22 and second battery apron 32 is different, regard the fluting depth size reference of the profile groove with the apron thickness size that thickness is thicker, when welding the battery apron that is thinner, the gasket that stacks up can keep this thinner battery apron top surface and the bottom surface parallel and level that corresponds the constant head tank to keep the busbar to lie flat, improve welding quality.

As shown in fig. 4-7, the bottom of the seat plate 1 is provided with a plurality of stacked cushion blocks 11, the bottom surfaces of the cushion blocks 11 are provided with at least two first insertion holes 111, the top surfaces of the cushion blocks 11 are provided with at least two positioning pillars 112, the first insertion holes 111 and the positioning pillars 112 on the binding surfaces of two adjacent cushion blocks 11 are inserted into each other for limitation, the bottom surface of the seat plate 1 is provided with at least two second insertion holes 12, and the positioning pillars 112 and the second insertion holes 12 of the cushion blocks 11 at the top are inserted into each other for limitation. The height of frock can be adjusted easily, is suitable for the high demand of different welding station, and the practicality is strong.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope thereof, and although the present invention is described in detail with reference to the above embodiments, those skilled in the art should understand that: after reading the present disclosure, one of ordinary skill in the art may make various changes, modifications and equivalents to the embodiments of the present disclosure, which are within the scope of the appended claims.

Claims

1. The simple welding tool is characterized by comprising a seat plate (1), wherein a first contour groove (2) is formed in the top surface of the seat plate (1), the first contour groove (2) is used for embedding a first battery cover plate (22) to be welded with a first busbar (21), the middle part of the first contour groove (2) is widened towards two sides to form a second contour groove (3), the second contour groove (3) is used for embedding a second battery cover plate (32) to be welded with a second busbar (31), the first contour groove (2) and the second contour groove (3) are rectangular grooves, the length directions of the first contour groove (2) and the second contour groove are the same, a first positioning groove (4) is formed in one end side of the first contour groove (2), the first positioning groove (4) is used for embedding one end of the first busbar (21), the other end of the first busbar (21) is aligned with the first battery post (22), the second positioning groove (5) is formed in one end of the second busbar cover plate (3), and the other end of the second busbar cover plate (31) is aligned with the second positioning groove (31).

2. The simple welding tool according to claim 1, wherein a first positioning pin (41) matched with an observation hole at the end of the first busbar (21) is arranged on the first positioning groove (4).

3. The simple welding tool according to claim 2, wherein one end of the first busbar (21) is embedded into the first positioning groove (4), and an observation hole at the end of the first busbar is in plug-in fit with the first positioning pin (41), so that the observation hole at the other end of the first busbar (21) is aligned with the observation hole of the corresponding terminal post of the first battery cover plate (22).

4. The simple welding tool according to claim 1, wherein a second positioning pin (51) matched with the observation hole at the end of the second busbar (31) is arranged on the second positioning groove (5).

5. The simple welding tool according to claim 4, wherein one end of the second busbar (31) is embedded into the second positioning groove (5), and an observation hole at the end of the second busbar is in plug-in fit with the second positioning pin (51), so that the observation hole at the other end of the second busbar (31) is aligned with the observation hole of the corresponding terminal post of the second battery cover plate (32).

6. The simple welding tool according to claim 1, characterized in that the perpendicular median planes of the first profile groove (2) and the second profile groove (3) in the width direction coincide, and the perpendicular median planes of the first profile groove (2) and the second profile groove (3) in the length direction coincide.

7. The simple welding tool as set forth in claim 1 or 6, wherein the middle groove body of the second profile groove (3) is widened towards two sides to form a taking and placing opening (6).

8. The simple welding tool according to claim 1, characterized in that the first profile groove (2) and the second profile groove (3) have the same groove depth.

9. The simple welding tool according to claim 8, characterized in that a gasket is arranged at the bottom of the first contour groove (2) or the second contour groove (3).

10. The simple welding tool according to claim 1, wherein a plurality of cushion blocks (11) stacked in a stacked manner are arranged at the bottom of the seat plate (1), at least two first insertion holes (111) are arranged on the bottom surfaces of the cushion blocks (11), at least two positioning pillars (112) are arranged on the top surfaces of the cushion blocks (11), the first insertion holes (111) and the positioning pillars (112) on the abutting surfaces of the adjacent two cushion blocks (11) are mutually inserted and limited, at least two second insertion holes (12) are arranged on the bottom surface of the seat plate (1), and the positioning pillars (112) and the second insertion holes (12) on the top of the cushion blocks (11) are mutually inserted and limited.