Square battery piece welding tool

Abstract

The utility model discloses a square battery piece welding tool, and relates to the technical field of battery piece welding equipment. The welding tool comprises a welding platform, two bar mounting seats are arranged on the welding platform, a plurality of first screw holes are formed in the welding platform at equal intervals, first strip-shaped holes are formed in the two bar mounting seats, and the arrangement direction of the first strip-shaped holes is consistent with the extending direction of the first screw holes. A first bolt is arranged at the first strip-shaped hole and penetrates through the first strip-shaped hole to be in threaded connection with the first screw hole. According to the square battery piece welding tool, the welding platform provided with the two piece fixing seats is arranged so that the operation of welding two pieces at a time can be achieved, and the two piece fixing seats can move on the welding platform so as to adapt to batteries of different sizes and specifications.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery bar piece welding equipment technical field especially relates to a square battery bar piece welding frock. BACKGROUND

[0002] Bar piece bears multiple functions such as connecting monomer battery, distributing current, detecting battery temperature in battery module.

[0003] However, the existing welding frock only has a welding station, and it can only weld one bar piece at a time, and square battery usually welds two bar pieces, for this, the technical personnel can only use the welding frock to weld one bar piece for the square battery first, then take the square battery with one welded bar piece from the welding frock, adjust its posture and put it on the welding frock again, so that the other bar piece welding area of the square battery is aligned with the welding station on the welding frock, to weld the other bar piece.

[0004] For the existing welding frock, the welding of two bar pieces needs to be carried out twice, and the operation efficiency is low, and the compatibility of the existing welding frock for different sizes of battery is poor, that is, when facing different sizes of battery, part of the clamping and positioning components on the welding frock may not be suitable, resulting in that the technical personnel need to replace the corresponding battery clamping and welding positioning parts corresponding to different size specifications. INVENTION CONTENTS

[0005] The utility model provides a square battery bar piece welding frock, through setting up having two bar piece fixed base's welding platform, to realize the operation of welding two bar pieces once, and two bar piece fixed base can be active on the welding platform to adapt to different size specifications of battery to solve at least one in above -mentioned technical problem.

[0006] The technical scheme for solving the above problems is: a square battery bar piece welding frock is provided, two bar piece welding areas are arranged on the square battery, and the welding frock comprises:

[0007] A welding platform is provided with two bar piece mounting seats, a plurality of first screw holes are equidistantly arranged on the welding platform, a first slot is arranged on each of the two bar piece mounting seats, the arrangement direction of the first slot is consistent with the extension direction of the plurality of first screw holes, a first bolt is arranged at the first slot, and the first bolt is threadedly connected with the first screw hole through the first slot.

[0008] Further, the welding tool further comprises a base, the base is provided with a platform movable adjusting assembly for adjusting the spatial position of the welding platform, the welding platform is arranged at the upper end of the platform movable adjusting assembly, and the square battery is arranged on the base in a posture with the tab welding area facing upward.

[0009] Further, the welding platform is further provided with a first limiting groove, a plurality of first screw holes are arranged in the first limiting groove, the bottom of the tab mounting seat is provided with a first limiting boss, and the first limiting boss is matched with the first limiting groove.

[0010] Further, the platform movable adjusting assembly comprises an adjusting base plate and a strip-shaped adjusting plate, the adjusting base plate is vertically fixedly arranged on the base, a plurality of second screw holes are vertically and equidistantly arranged on the adjusting base plate, a second strip-shaped hole is vertically arranged on the strip-shaped adjusting plate, a second screw is arranged in the second strip-shaped hole, and the second screw is threadedly connected with the second screw hole through the second strip-shaped hole; the upper end of the strip-shaped adjusting plate is provided with a third screw hole, the middle part of the welding platform is provided with a third strip-shaped hole, a third screw is arranged in the third strip-shaped hole, and the third screw is threadedly connected with the third screw hole through the third strip-shaped hole.

[0011] Further, the adjusting base plate is further vertically provided with a second limiting groove for accommodating part or all of the body of the strip-shaped adjusting plate and limiting the movable direction of the strip-shaped adjusting plate, and a plurality of second screw holes are equidistantly arranged in the second limiting groove in the vertical direction.

[0012] Further, the plurality of second screw holes are vertically arranged in two rows, and the second strip-shaped hole also has two corresponding to the two rows of second screw holes.

[0013] Further, the base is further provided with a limiting and clamping assembly for fixing and limiting the square battery.

[0014] Further, the limiting and clamping assembly comprises:

[0015] a first limiting plate, which is fixedly arranged on the base;

[0016] a second limiting plate, which is fixedly arranged on the base, and is arranged perpendicularly to the first limiting plate;

[0017] a first abutting plate, which is arranged relative to the first limiting plate;

[0018] a second abutting plate, which is arranged relative to the second limiting plate, and is further arranged on the first abutting plate;

[0019] Pushing assembly, the pushing assembly includes push shaft, guide shaft, push unit, installation base, the push shaft is horizontally transversely movably arranged on the installation base, one end of the push shaft is fixedly connected with the first abutting plate, the other end is connected to the push unit, the guide shaft is horizontally transversely movably arranged on the installation base, and one end of the guide shaft is also fixedly connected with the first abutting plate, the push unit is used to drive the push shaft to move axially, in turn, the first abutting plate pushes the square battery to the first limiting plate.

[0020] Further, the second abutting plate is vertically provided with an active connection part, the active connection part is horizontally transversely provided with a fourth slot, the fourth slot is provided with a fourth bolt, the first abutting plate is provided with a fourth screw hole, and the fourth bolt is screwed through the fourth slot and the fourth screw hole.

[0021] Further, the active connection part is parallelly provided with two, and the first abutting plate is provided with two active accommodating grooves for accommodating part of the body or the whole body of each active connection part.

[0022] Further, the base is provided with a fourth limiting groove for accommodating the lower end plate body of the first limiting plate and a fifth limiting groove for accommodating the lower end plate body of the second limiting plate, the lower end of the first limiting plate and the second limiting plate is vertically provided with a fixed screw hole, the base is provided with a plurality of fixed counterbores extending into the fourth limiting groove and a plurality of fixed counterbores extending into the fifth limiting groove, the fixed counterbores are provided with fixed bolts, and the fixed bolts are screwed through the fixed counterbores and the fixed screw holes to be fixedly connected with the base.

[0023] Further, the base is provided with a third limiting groove extending along the axis direction of the push shaft, and the bottom of the installation base is provided with a second limiting block matched with the third limiting groove; the two sides of the third limiting groove are respectively provided with fifth screw holes, and the part of the body of the installation base extending to the two sides of the third limiting groove is also provided with a fifth slot, the fifth slot is also arranged along the axis direction of the push shaft, the fifth slot is provided with a fifth bolt, and the fifth bolt is screwed through the fifth slot and the fifth screw hole.

[0024] Further, the push unit is an elbow clamp.

[0025] The utility model discloses the beneficial effect:

[0026] 1、welding platform is provided with two gasket mounting seat, welding platform can be fixed installation two gasket simultaneously, so that the welding worker can pass through the welding platform simultaneously welds two gasket to the square battery two gasket welding area, to improve the gasket welding efficiency.

[0027] 2、Two gasket mounting seat on the specific position of welding platform can be adjusted, welding worker adjusts the specific position of two gasket mounting seat on the welding platform, in the face of different size specifications square battery, two gasket mounting seat can be aligned respectively on two gasket welding area.

[0028] 3、Welding platform height, welding platform in horizontal plane position can be adjusted by platform activity adjustment assembly to adjust to further adapt to different size specifications square battery.

[0029] 4、Square battery on the base can be further clamped and fixed by limiting clamping assembly, to avoid square battery moving in the welding process, avoid the quality defects of gasket welding inaccuracy.

[0030] 5、For different size specifications square battery, limiting clamping assembly can adapt to clamping and fixing. DETAILED DESCRIPTION

[0031] The accompanying drawings, which are incorporated into and form a part of the specification, illustrate the embodiments of the present application and, together with the description, serve to explain the principles of the present application. In the drawings, like reference numerals are used to represent similar elements. The drawings in the following description are some embodiments of the present application, not all embodiments. For those skilled in the art, other drawings can be obtained from these drawings without creative labor.

[0032] Figure 1 The overall structure diagram of the welding tool of the present embodiment;

[0033] Figure 2 The structure diagram of the welding platform of the present embodiment;

[0034] Figure 3 The structure diagram of the gasket mounting seat of the present embodiment;

[0035] Figure 4 The structure diagram of the base of the present embodiment;

[0036] Figure 5 The structure diagram of the platform activity adjustment assembly of the present embodiment;

[0037] Figure 6 The structure diagram of the limiting clamping assembly of the present embodiment;

[0038] Figure 7Structure diagram of the pushing assembly of the embodiment;

[0039] Figure 8 Structure diagram of the first abutting plate of the embodiment;

[0040] Figure 9 Structure diagram of the second abutting plate of the embodiment;

[0041] 1-welding platform, 11-gasket mounting seat, 12-first threaded hole, 13-first slot, 14-first bolt, 15-first limiting groove, 16-first limiting boss;

[0042] 2-base, 21-third limiting groove, 22-fourth limiting groove, 23-fifth limiting groove, 24-fifth threaded hole;

[0043] 3-platform movable adjusting assembly, 31-adjusting base plate, 32-strip adjusting plate, 33-second threaded hole, 34-second slot, 35-second bolt, 36-third threaded hole, 37-third slot, 38-third bolt, 39-second limiting groove;

[0044] 4-limiting clamping assembly, 41-first limiting plate, 42-second limiting plate, 43-first abutting plate, 44-second abutting plate, 441-movable connecting part, 442-fourth slot, 443-fourth bolt, 444-fourth threaded hole, 45-pushing assembly, 451-pushing shaft, 452-guiding shaft, 453-pushing unit, 454-mounting base, 455-second limiting block, 456-fifth slot;

[0045] 5-square battery, 6-gasket. DETAILED DESCRIPTION

[0046] In this specification, the orientation terms such as up, down, left, right, front, back, front face, back face, top, bottom, etc. mentioned or possibly mentioned are defined relative to the configuration shown in the drawings, and the words "inner" and "outer" respectively refer to the direction towards or away from the geometric center of a particular component, which are relative concepts, so it is possible to change accordingly according to different positions, different use states. Therefore, these or other orientation terms should not be interpreted as restrictive terms.

[0047] Please refer to Figures 1 to 7 , refer to Figure 1The utility model discloses a square battery tab welding tool, which comprises a welding platform 1 and a base 2. A platform movable adjusting assembly 3 is vertically installed at the right side edge of the base 2. The welding platform 1 is installed at the upper end of the platform movable adjusting assembly 3. The platform movable adjusting assembly 3 can vertically stretch out and shrink. The welding platform 1 can move horizontally in the plane where the upper end surface of the platform movable adjusting assembly 3 is located. The tab mounting seat 11 on the welding platform 1 can move longitudinally on the welding platform 1. Thus, the tab can adjust its position in space to align with the tab welding area on the square battery, so as to facilitate the welding of the tab.

[0048] Further, please refer to Figure 1 and Figure 2 , two tab welding areas are arranged at one end surface of the square battery. Two tab mounting seats 11 are installed on the welding platform 1. When the welding tool in the embodiment is used to weld the tabs onto the square battery, the technician sets the square battery on the base 2 with the two tab welding areas facing upward. Then, the welding platform 1 is adjusted to one side of the upper end surface of the square battery by the platform movable adjusting assembly 3. The position of the tab mounting seat 11 on the welding platform 1 is adjusted. The distance between the welding platform 1 and the square battery and the height position of the welding platform 1 are further adjusted by the platform movable adjusting assembly 3. Thus, the tab fixed on the tab mounting seat 11 is further attached to the tab welding area. This realizes the efficient welding operation of welding two tabs onto the two tab welding areas of the square battery at one time and ensures the welding quality.

[0049] It should be noted that in other embodiments, in some specific scenarios or special scenarios that do not require high welding quality, the welding tool can only include the welding platform 1. The welder can use one hand to hover the welding platform 1 at one side of the upper end surface of the square battery and manually align and attach the tab with the tab welding area of the upper end surface of the square battery. The other hand is used to operate the welding gun or welding equipment to weld two tabs onto the square battery at one time without relying on the platform movable adjusting assembly 3. Moreover, in the case of high technical level, the welder can even not use the base 2 but directly use a relatively flat ground or other platform to place the square battery to implement the aforementioned manual welding operation.

[0050] Further, please refer to Figure 2 and Figure 3In the embodiment, the welding platform 1 is a rectangular plate body; along the length direction of the welding platform 1, a first limiting groove 15 is arranged in the middle region of the welding platform 1, and a plurality of first screw holes 12 are equidistantly arranged in the first limiting groove 15; a plurality of first screw holes 12 are equidistantly arranged in the first limiting groove 15; two first slot-shaped holes 13 are arranged on the baffle mounting seat 11, and the two first slot-shaped holes 13 are arranged along the length direction of the welding platform 1, and each first slot-shaped hole 13 also extends along the length direction of the welding platform 1; and the two first slot-shaped holes 13 are both provided with the first screw hole 33.

[0051] In addition, the bottom of the baffle mounting seat 11 is also provided with a first limiting boss 16 protruding downward, and the first limiting boss 16 is matched with the first limiting groove 15 to further limit the baffle mounting seat 11 and prevent the baffle mounting seat 11 from rotating around the first screw 14.

[0052] Therefore, the technical personnel can fix and limit the baffle fixing seat to the welding platform 1 by screwing the first screw 14 through the first slot-shaped hole 13 and connecting with the first screw hole 12; at the same time, the technical personnel can also preliminarily fix and install the baffle fixing seat to different positions of the welding platform 1 by screwing the first screw 14 through the first slot-shaped hole 13 and connecting with the first screw hole 12 at different positions of the welding platform 1, and then further accurately adjust the position of the baffle fixing seat by adjusting the position of the first screw 14 in the first slot-shaped hole 13, so that the baffle can be aligned with the baffle welding area.

[0053] Further, please refer to Figure 1 and Figure 5 , as shown in the orientation of Figure 1 , in the embodiment, the platform activity adjusting assembly 3 comprises an adjusting base plate 31 and a strip-shaped adjusting plate 32, the adjusting base plate 31 is vertically fixedly installed on the right side of the base 2, a second limiting groove 39 is arranged on the right side wall of the adjusting base plate 31 and extends along the upper end of the adjusting base plate 31, a plurality of second screw holes 33 are equidistantly arranged in the second limiting groove 39, and the plurality of second screw holes 33 are arranged in two columns vertically, part of the body of the strip-shaped adjusting plate 32 is arranged in the second limiting groove 39, two second slot-shaped holes 34 are arranged on the lower end of the strip-shaped adjusting plate 32 and correspond to the two columns of second screw holes 33, and the two second slot-shaped holes 34 are both provided with the second screw hole 33.

[0054] To this end, the skilled person can fix the adjusting base plate 31 and the strip-shaped adjusting plate 32 by screwing the second bolt 35 through the second strip-shaped hole 34 and connecting it with the second threaded hole 33. Meanwhile, the skilled person can also preliminarily fix the strip-shaped adjusting plate 32 at different height positions relative to the adjusting base plate 31 by screwing the second bolt 35 through the second strip-shaped hole 34 and connecting it with the second threaded hole 33 at different positions on the adjusting base plate 31, and then further accurately adjust the height position of the strip-shaped adjusting plate 32 by adjusting the position of the second bolt 35 in the second strip-shaped hole 34, so that the fixedly arranged tab on the tab mounting seat 11 on the welding platform 1 is accurately attached to the tab welding area.

[0055] In the present embodiment, both the two vertically parallel second strip-shaped holes 34 and the second limiting groove 39 can be used to limit the strip-shaped adjusting plate 32, so as to avoid the rotation of the strip-shaped adjusting plate 32 around the second bolt 35 and affect the tab attachment accuracy.

[0056] Further, please refer to Figure 1 , Figure 2 , Figure 5 In the present embodiment, the upper end of the strip-shaped adjusting plate 32 is provided with a third threaded hole 36, and the middle part of the welding platform 1 is provided with a third strip-shaped hole 37 extending along the width direction of the welding platform 1, and the third strip-shaped hole 37 is provided with a third bolt 38 screwed through the third strip-shaped hole 37 and connected with the third threaded hole 36.

[0057] To this end, the skilled person can fix the welding platform 1 to the upper end of the strip-shaped adjusting plate 32 by screwing the third bolt 38 through the third strip-shaped hole 37 and connecting it with the third threaded hole 36. Moreover, the skilled person can also accurately adjust the distance between the welding platform 1 and the square-shaped battery by adjusting the position of the third bolt 38 in the third strip-shaped hole 37, so that the tab can completely cover the tab welding area.

[0058] Further, please refer to Figure 1 , and refer to the orientation shown in Figure 1 In the present embodiment, the base 2 is also provided with a limiting and clamping assembly 4 for fixing and limiting the square-shaped battery, which is used to avoid the movement of the square-shaped battery when welding the tab to the square-shaped battery.

[0059] Specifically, please refer to Figure 4 and Figure 6 , and refer to the orientation shown in Figure 6As shown in the orientation, in this embodiment, the left end of the upper end surface of the base 2 is provided with a fourth limiting groove 22, and the rear end of the upper end surface of the base 2 is provided with a fifth limiting groove 23, the fourth limiting groove 22 and the fifth limiting groove 23 are perpendicular to each other, and a plurality of fixed counterbores extending into the fourth limiting groove 22 and the fifth limiting groove 23 are also provided on the lower end surface of the base 2, and a fixed bolt is arranged upward in each fixed counterbore.

[0060] In addition, referring to Figure 6 , the limiting clamping group includes a first limiting plate 41 and a second limiting plate 42, and corresponding to the fixed counterbores, a plurality of fixed screw holes are also provided on the lower end of the first limiting plate 41 and the lower end of the second limiting plate 42.

[0061] For this purpose, the technician can thread a portion of the fixed bolts through the fixed counterbores to threadedly connect with the fixed screw holes on the lower end of the first limiting plate 41, and thread another portion of the fixed bolts through the fixed counterbores to threadedly connect with the fixed screw holes on the lower end of the second limiting plate 42, so as to respectively detachably and fixedly install the first limiting plate 41 in the fourth limiting groove 22 and the second limiting plate 42 in the fifth limiting groove 23.

[0062] It should be noted that: in this embodiment, in order to simplify the structure of the welding tooling, the adjusting base plate 31 and the first limiting plate 41 are combined into one plate body; but in other embodiments, the adjusting base plate 31 and the first limiting plate 41 can also be provided separately as two plate bodies.

[0063] In addition, referring to Figure 1 and Figure 6 , and referring to Figure 6 As shown in the orientation, in this embodiment, a limiting groove is also provided on the front side wall of the second limiting plate 42, and a fixed through hole is also provided in the limiting groove, and a fixed screw hole is also provided on the rear end surface of the first limiting plate 41 corresponding to the fixed through hole, and a fixed bolt is also arranged in the fixed through hole; therefore, the technician can abut the first limiting plate 41 into the limiting groove, and threadedly connect the fixed bolt with the second limiting plate 42, so as to further enhance the limiting structural strength of the first limiting plate 41 and the second limiting plate 42.

[0064] Further, referring to Figure 6 , Figure 7 , and referring to Figure 6The limiting and clamping group shown in the orientation further comprises a first abutting plate 43 and a pushing assembly 45. The pushing assembly 45 comprises a pushing shaft 451, two guide shafts 452, a pushing unit 453 and a mounting base 454. The mounting base 454 is adjustably fixedly mounted on the base 2. The pushing unit 453 is fixedly arranged at the upper end of the mounting base 454. The output end of the pushing unit 453 is horizontally and transversely fixedly arranged with the pushing shaft 451. The left end of the pushing shaft 451 is fixedly arranged with the first abutting plate 43, which is arranged in parallel with the first limiting plate 41. The two guide shafts 452 are parallel to the pushing shaft 451 and are arranged on the two sides of the pushing shaft 451 respectively. The two guide shafts 452 are both arranged on the base in an axially movable manner through linear bearings. The left ends of the two guide shafts 452 are also fixedly connected with the first abutting plate 43.

[0065] In this embodiment, after the square battery is placed on the base 2, the technician can further manually abut the square battery against the first limiting plate 41 and the second limiting plate 42, and then control the pushing unit 453 to operate, so that the pushing shaft 451 pushes the first abutting plate 43 to the position abutting against the right side of the square battery under the guidance of the guide shaft 452, so that the first limiting plate 41, the second limiting plate 42 and the first abutting plate 43 can cooperate with each other to clamp and fix the square battery, preventing the square battery from moving during the welding of the tab.

[0066] Further, please refer to Figure 6 、 Figure 8 、 Figure 9 , in the orientation shown in Figure 6 , in this embodiment, in order to make the clamping effect of the limiting and clamping assembly 4 of this embodiment on the square battery more perfect, the front side of the first abutting plate 43 is further provided with a second abutting plate 44. Specifically, the right side of the second abutting plate 44 is vertically provided with two movable connecting parts 441, which are integrally formed with the second abutting plate 44 and are parallel to each other. The front end of the right side of the first abutting plate 43 is provided with two movable accommodating grooves corresponding to the two movable connecting parts 441. The two movable connecting parts 441 are also both transversely provided with a fourth slot 442. The two fourth slots 442 are both provided with a fourth bolt 443. The bottom of the two movable accommodating grooves is also provided with a fourth screw hole 444 matched with the fourth bolt 443.

[0067] To this end, the skilled person can pass the fourth bolt 443 through the fourth slot hole 442 to be screwed with the fourth threaded hole 444, thereby fixing the second abutting plate 44 to the front side of the first abutting plate 43, and enabling the second abutting plate 44 to further limit the direction of the battery in the front-back direction with the second limiting plate 42; moreover, the skilled person can also adjust the position of the fourth bolt 443 in the fourth slot hole 442 to further adjust the distance between the second abutting plate 44 and the second limiting plate 42, and further enable the second abutting plate 44 and the second limiting plate 42 to cooperate with each other to limit square batteries of different size specifications.

[0068] In addition, please refer to Figure 4 and Figure 6 , refer to Figure 6 In this embodiment, in order to enable the pushing assembly 45 to adapt to abutting square batteries of different width sizes, a third limiting groove 21 is provided on the base 2, the third limiting groove 21 extends along the axis direction of the pushing shaft 451, a plurality of fifth threaded holes 24 are provided equidistantly on both sides of the third limiting groove 21 along the axis direction of the pushing shaft 451, a second limiting protrusion 455 is provided on the bottom end of the mounting base 454 and matches the third limiting groove 21, fifth slot holes 456 are provided on the front and back sides of the mounting base 454 and extend along the axis direction of the pushing shaft 451, and a fifth bolt is provided in the fifth slot hole 456.

[0069] To this end, the skilled person can pass the fifth bolt through the fifth slot hole 456 to be screwed with the fifth threaded hole 24, thereby fixing the mounting base 454 to the base 2; at the same time, the skilled person can also pass the fifth bolt through the fifth slot hole 456 to be screwed with the fifth threaded hole 24 at different positions on both sides of the third limiting groove 21, and adjust the position of the fifth bolt in the fifth slot hole 456 to accurately adjust the fixed position of the mounting base 454, thereby enabling the pushing assembly 45 to adapt to abutting square batteries of different width sizes.

[0070] It should be noted that in this embodiment, the pushing unit 453 is an elbow clamp; in addition, in order to prevent the nut end of the bolt from protruding outside the slot hole and affecting the normal use of the welding tool, the second slot hole 34, the third slot hole 37, the fourth slot hole 442, and the fifth slot hole 456 are also provided as slot holes, so that the nut end of the second bolt 35, the third bolt 38, the fourth bolt 443, and the fifth bolt is completely sunk into the corresponding slot hole.

[0071] The above-mentioned matters not mentioned are applicable to the prior art.

[0072] It should be finally pointed out that: the above examples are only used to illustrate the technical solutions of the utility model, and not limit it. Although the utility model has been explained in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A square battery tab welding tool, the square battery is provided with two tab welding areas, characterized in that, The welding tooling comprises: The welding platform (1) is provided with two gasket mounting seats (11), a plurality of first screw holes (12) are equidistantly arranged on the welding platform (1), a first slot hole (13) is arranged on each of the two gasket mounting seats (11), the arrangement direction of the first slot hole (13) is consistent with the extension direction of the plurality of first screw holes (12), a first bolt (14) is arranged at the first slot hole (13), and the first bolt (14) is threadedly connected with the first screw hole (12) through the first slot hole (13).

2. The welding fixture of claim 1, wherein, A first limiting groove (15) is further arranged on the welding platform (1), the plurality of first screw holes (12) are arranged in the first limiting groove (15), and a first limiting boss (16) is arranged at the bottom of the gasket mounting seat (11).

3. The welding fixture of claim 1, wherein, The welding tooling further comprises a base (2), the base (2) is provided with a platform movable adjusting assembly (3) for adjusting the spatial position of the welding platform (1), the welding platform (1) is arranged at the upper end of the platform movable adjusting assembly (3), and the square battery is arranged on the base (2) in a posture with the gasket welding area facing upwards.

4. The welding fixture of claim 3, wherein, The platform movable adjusting assembly (3) comprises an adjusting base plate (31) and a strip-shaped adjusting plate (32), the adjusting base plate (31) is vertically fixedly arranged on the base (2), a plurality of second screw holes (33) are vertically and equidistantly arranged on the adjusting base plate (31), a second slot hole (34) is vertically arranged on the strip-shaped adjusting plate (32), a second bolt (35) is arranged in the second slot hole (34), and the second bolt (35) is threadedly connected with the second screw hole (33) through the second slot hole (34); a third screw hole (36) is arranged at the upper end of the strip-shaped adjusting plate (32), a third slot hole (37) is arranged in the middle of the welding platform (1), a third bolt (38) is arranged in the third slot hole (37), and the third bolt (38) is threadedly connected with the third screw hole (36) through the third slot hole (37).

5. The welding fixture of claim 4, wherein, A second limiting groove (39) is further vertically arranged on the adjusting base plate (31) and used for accommodating part or all of the body of the strip-shaped adjusting plate (32) and limiting the moving direction of the strip-shaped adjusting plate (32), and the plurality of second screw holes (33) are equidistantly arranged in the second limiting groove (39) in the vertical direction.

6. The welding fixture of claim 4, wherein, The plurality of second screw holes (33) are vertically arranged in two rows, and the second slot hole (34) also has two corresponding to the two rows of second screw holes (33).

7. The welding fixture of claim 3, wherein, The base (2) is further provided with a limiting and clamping assembly (4) used for fixing and limiting the square battery.

8. The welding fixture of claim 7, wherein, The limiting and clamping assembly (4) comprises: A first limiting plate (41) is fixedly arranged on the base (2), A second limiting plate (42) is fixedly arranged on the base (2), and the second limiting plate (42) is arranged perpendicularly to the first limiting plate (41); A first abutting plate (43) is arranged relative to the first limiting plate (41); A second abutting plate (44) is arranged relative to the second limiting plate (42), and the second abutting plate (44) is also mounted on the first abutting plate (43); A pushing assembly (45) comprises a pushing shaft (451), a guide shaft (452), a pushing unit (453) and a mounting base (454), the pushing shaft (451) is horizontally and transversely movably arranged on the mounting base (454), one end of the pushing shaft (451) is fixedly connected to the first abutting plate (43), and the other end is connected to the pushing unit (453), the guide shaft (452) is horizontally and transversely movably arranged on the mounting base (454), and one end of the guide shaft (452) is also fixedly connected to the first abutting plate (43), the pushing unit (453) is used for driving the pushing shaft (451) to move axially, so as to push the first abutting plate (43) to abut the square battery at the first limiting plate (41).

9. The welding fixture of claim 8, wherein, An active connection part (441) is vertically arranged on the second abutting plate (44), a fourth slot-shaped hole (442) is horizontally and transversely arranged on the active connection part (441), a fourth bolt (443) is arranged in the fourth slot-shaped hole (442), a fourth screw hole (444) is arranged on the first abutting plate (43), and the fourth bolt (443) is threadedly connected to the fourth screw hole (444) through the fourth slot-shaped hole (442).

10. The welding fixture of claim 8, wherein, A third limiting groove (21) extending along the axis direction of the pushing shaft (451) is arranged on the base (2), and the bottom of the mounting base (454) is provided with a second limiting block (455) matched with the third limiting groove (21); fifth screw holes (24) are arranged on both sides of the third limiting groove (21), and a fifth slot-shaped hole (456) is further arranged on the part of the body of the mounting base (454) extending to both sides of the third limiting groove (21), the fifth slot-shaped hole (456) is also arranged along the axis direction of the pushing shaft (451), a fifth bolt is arranged in the fifth slot-shaped hole (456), and the fifth bolt is threadedly connected to the fifth screw hole (24) through the fifth slot-shaped hole (456).

Images