Auxiliary welding jig

Abstract

The utility model relates to an auxiliary welding jig which comprises a support, a bottom plate and a pressing assembly, the support is configured to be fixedly connected with a battery to be welded, the bottom plate is arranged on the support in a height-adjustable mode, a positioning hole is formed in the bottom plate, and a pole on the battery to be welded can be positioned through the positioning hole. The connecting piece can be adjustably arranged on the bottom plate along a first direction and a second direction, the pole is abutted against the connecting piece, the first direction is perpendicular to the second direction, the pressing assembly comprises a pressing block, the pressing block can be movably arranged on the bottom plate along the first direction, and the pressing block can press the connecting piece with the adjusted position on the pole. The pole is positioned through the positioning hole, so that the pole and the bottom plate are relatively fixed, the position of the connecting piece on the base is adjusted, then the connecting piece with the adjusted position is pressed on the pole through the pressing block, fixing of the connecting piece is achieved, moving dislocation of the connecting piece can be reduced, it is guaranteed that the welding position of the connecting piece and the pole is accurate, and the welding precision and the welding efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery testing, in particular to an auxiliary welding jig. Background Art

[0002] Before leaving the factory, the battery needs to be tested to ensure the safety and electrical performance of the battery. Before the battery is tested, the battery pole and the connecting piece need to be welded to achieve circuit connection. In the prior art, the connecting piece is fixed to the pole by adhesive tape, and then welded by a laser welding machine. This operation method is labor-intensive and easily causes the connecting piece to move and dislocate, causing the welding position of the connecting piece and the pole to be misaligned, reducing the welding accuracy and efficiency.

[0003] Therefore, an auxiliary welding jig is urgently needed to solve the above technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide an auxiliary welding jig to at least solve one of the above problems.

[0005] To achieve the above object, the utility model provides an auxiliary welding jig, comprising:

[0006] A bracket configured to be fixedly connected to the battery to be welded;

[0007] A bottom plate, which is arranged on the bracket in an adjustable height, is provided with a positioning hole, and the positioning hole is configured to position a pole on a battery to be welded, and a connecting piece can be arranged on the bottom plate in an adjustable position along a first direction and a second direction, and the pole can abut against the connecting piece, and the first direction and the second direction are arranged vertically;

[0008] The clamping assembly comprises a clamping block, which is movably arranged on the bottom plate along the first direction, and the clamping block can clamp the connection piece with adjusted position onto the pole.

[0009] Furthermore, the size of the positioning hole is adapted to the size of the insulating boss on the battery to be welded, and the pole is mounted on the insulating boss.

[0010] Furthermore, the clamping assembly also includes a spring, one end of which is connected to the clamping block, and the other end of which can be pressed against the connecting piece.

[0011] Furthermore, the clamping assembly also includes a clamping adjustment assembly, which includes a slide and a clamping fastener. The slide is extended along the first direction and is arranged on the base plate. The clamping block is slidably arranged on the slide. The clamping fastener can fasten the clamping block to the slide.

[0012] Furthermore, a clamping adjustment groove is provided on the slide platform, and the clamping fastener can pass through the clamping adjustment groove and be tightly connected with the clamping block.

[0013] Furthermore, the auxiliary welding jig also includes a first adjustment component, which includes two groups of first adjustment groups, and the spacing between the two groups of first adjustment groups along the second direction is adjustable to clamp the connecting piece between the two groups of first adjustment groups.

[0014] Furthermore, the first adjustment group includes a baffle, the baffle can abut against the connecting piece, and the baffle is movably disposed on the bottom plate along the second direction.

[0015] Furthermore, the first adjustment group further includes a first adjustment member, the first adjustment member is connected to the bracket in an adjustable manner along the second direction, and the first adjustment member is connected to the baffle.

[0016] Furthermore, the auxiliary welding jig also includes a second adjustment component, the second adjustment component includes a second adjustment member, the second adjustment member is height-adjustably connected to the bracket, and the second adjustment member is connected to the base plate.

[0017] Furthermore, the auxiliary welding jig also includes an anti-warping component, which includes an anti-warping seat and a pressure rod. The anti-warping seat can be movably arranged on the bracket along the first direction, and the pressure rod is height-adjustable on the anti-warping seat. The pressure rod can press the connecting piece.

[0018] The beneficial effects of the utility model are:

[0019] The auxiliary welding jig provided by the utility model includes a bracket, a base plate and a clamping assembly, the bracket is configured to be fixedly connected to the battery to be welded, the base plate is height-adjustably arranged on the bracket, a positioning hole is provided on the base plate, the positioning hole is configured to be able to position the pole on the battery to be welded, the connecting piece can be adjustably arranged on the base plate along a first direction and a second direction, the pole can abut against the connecting piece, and the first direction and the second direction are vertically arranged, and the clamping assembly includes a clamping block, the clamping block can be movably arranged on the base plate along the first direction, and the clamping block can clamp the connecting piece with an adjusted position onto the pole. By adjusting the height of the bottom plate so that the positioning hole can position the pole, the pole and the bottom plate are relatively fixed; then adjusting the position of the connecting piece on the base along the first direction and the second direction to adjust the welding position of the connecting piece and the pole, the connecting piece with the adjusted position is pressed onto the pole by the clamping block to fix the connecting piece, which can reduce the movement and dislocation of the connecting piece, ensure the accurate welding position of the connecting piece and the pole, improve the welding accuracy, and do not need to manually tape the pole and the connecting piece, thereby reducing labor intensity, improving welding efficiency, and further improving battery testing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of the auxiliary welding jig provided by the embodiment of the utility model during auxiliary welding;

[0021] Figure 2 This is a cross-sectional view of the auxiliary welding jig provided by the embodiment of the utility model during auxiliary welding;

[0022] Figure 3 yes Figure 2 A partial enlarged view of the middle A;

[0023] Figure 4 This is a schematic structural diagram of the auxiliary welding fixture provided by an embodiment of the utility model at a first angle;

[0024] Figure 5 This is a schematic diagram of the structure of the auxiliary welding fixture provided by the embodiment of the utility model at a second angle;

[0025] Figure 6 This is a schematic diagram of the structure of the clamping assembly and the connecting piece provided by the embodiment of the utility model when they are compressed. Figure 1 ;

[0026] Figure 7 yes Figure 6 A partial enlarged view of point B in the middle;

[0027] Figure 8 This is a schematic diagram of the structure of the clamping assembly and the connecting piece provided by the embodiment of the utility model when they are compressed. Figure 2 ;

[0028] Fig. 9 yes Figure 8 A partial enlarged view of point C in the middle;

[0029] Fig.10 yes Figure 8 A partial enlarged view of point D in the middle;

[0030] Fig.11 It is a structural schematic diagram of a compression block provided by an embodiment of the utility model;

[0031] Fig.12 It is a structural schematic diagram of the auxiliary welding fixture provided by an embodiment of the utility model at a third angle.

[0032] In the figure:

[0033] 100, auxiliary welding fixture; 200, connecting piece; 201, welding piece; 202, test connecting piece; 203, test connecting hole; 204, through hole; 300, battery; 301, pole; 302, insulating boss; 303, shell;

[0034] 1. Bracket; 2. Clamping assembly; 3. Bottom plate; 4. First adjustment assembly; 5. Second adjustment assembly; 6. Anti-warping assembly;

[0035] 11. Side plate; 12. Connecting strip; 21. Pressing block; 22. Spring; 23. Slide; 24. Pressing fastener; 31. Positioning hole; 41. Baffle; 42. First adjusting member; 43. First adjusting seat; 51. Second adjusting member; 52. Second adjusting seat; 61. Anti-warping seat; 62. Press rod; 63. Length adjusting member; 64. Height adjusting member; 65. Length adjusting seat;

[0036] 111, adjustment window; 211, pressing portion; 212, sliding portion; 213, connecting portion; 231, sliding groove; 232, pressing adjustment groove. DETAILED DESCRIPTION

[0037] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and through specific implementation methods. It is understood that the specific embodiments described herein are only used to explain the utility model, rather than to limit the utility model. It is also necessary to explain that, for the convenience of description, only the parts related to the utility model are shown in the accompanying drawings, rather than all.

[0038] Some directional words are defined in the present utility model. Unless otherwise specified, the directional words used, such as "upper", "lower", "left", "right", "inside" and "outside", are used for ease of understanding and therefore do not constitute limitations on the protection scope of the present utility model.

[0039] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0040] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] like Figure 1-Figure 12 As shown, this embodiment provides an auxiliary welding fixture 100, which can be used in the test of the battery 300, for positioning the battery 300 and the connecting piece 200, so as to weld the battery 300 and the connecting piece 200, so as to perform subsequent testing of the battery 300.

[0042] In order to facilitate the description of the structure of the auxiliary welding jig 100 , the structure of the battery 300 will be described first.

[0043] like Figure 1 As shown, the battery 300 includes a shell 303 and an insulating boss 302, the insulating boss 302 is convexly arranged on the upper surface of the shell 303, and the pole 301 is installed on the insulating boss 302. Before testing the battery 300, it is necessary to weld the connecting piece 200 to the pole 301, and power is supplied to the connecting piece 200 to achieve the conduction of the circuit between the test circuit and the battery 300 to be tested, so as to facilitate the smooth progress of the test process.

[0044] It should be noted that after the battery 300 is tested, the battery 300 cannot be shipped out of the factory for further use because the pole 301 is welded to the connecting piece 200 .

[0045] Among them, the auxiliary welding fixture 100 includes a bracket 1, a base plate 3 and a clamping assembly 2, the bracket 1 is configured to be fixedly connected to the battery 300 to be welded, the base plate 3 is height-adjustably arranged on the bracket 1, a positioning hole 31 is opened on the base plate 3, the positioning hole 31 is configured to be able to position the pole 301 on the battery 300 to be welded, the connecting piece 200 can be adjustably arranged on the base plate 3 along the first direction and the second direction, the pole 301 can abut against the connecting piece 200, and the first direction and the second direction are vertically arranged, the clamping assembly 2 includes a clamping block 21, the clamping block 21 can be movably arranged on the base plate 3 along the first direction, and the clamping block 21 can press the connecting piece 200 with the adjusted position onto the pole 301. By adjusting the height of the bottom plate 3 so that the positioning hole 31 can position the pole 301, the pole 301 is relatively fixed to the bottom plate 3; then adjusting the position of the connecting piece 200 on the base along the first direction and the second direction to adjust the welding position of the connecting piece 200 and the pole 301, the connecting piece 200 with the adjusted position is pressed onto the pole 301 by the clamping block 21 to fix the connecting piece 200, which can reduce the movement and dislocation of the connecting piece 200, ensure the accurate welding position of the connecting piece 200 and the pole 301, improve the welding accuracy, and do not need to manually tape the pole 301 and the connecting piece 200, thereby reducing labor intensity, improving welding efficiency, and further improving the testing efficiency of the battery 300.

[0046] Specifically, the bracket 1 is placed above the battery 300 to be welded, and the bracket 1 and the battery 300 to be welded are fixedly connected by double-sided adhesive. Of course, other fixed connection methods are also possible, and this embodiment does not limit this.

[0047] Furthermore, the bracket 1 is fixedly connected to the side of the battery 300 to be welded by gluing with double-sided adhesive tape. The double-sided adhesive tape can be reused, and there is no need to manually fix the connecting piece 200, which reduces the labor intensity.

[0048] In this embodiment, the first direction is Figure 1 , Figure 4 , Figure 5 and Fig.12 The X direction in the second direction is Figure 1 , Figure 4 , Figure 5 and Fig.12 The Y direction in the height direction is Figure 1 , Figure 4 , Figure 5 and Fig.12 The Z direction in .

[0049] like Figure 1-Figure 4As shown, the size of the positioning hole 31 is adapted to the size of the insulating boss 302 on the battery 300 to be welded, so that the positioning hole 31 can clamp the insulating boss 302, and then fix the pole 301 installed on the insulating boss 302 to the bottom plate 3. Specifically, the insulating boss 302 is clamped into the positioning hole 31 of the bottom plate 3 from the bottom of the bottom plate 3, and by adjusting the relative height positions of the bottom plate 3 and the bracket 1, the upper surface of the pole 301 can be flush with the upper surface of the bottom plate 3, and the poles 301 of different heights can be adapted. The upper surface of the pole 301 is exposed from the positioning hole 31, which is convenient for the connection piece 200 to abut against the pole 301, and ensure that the connection piece 200 is placed horizontally on the bottom plate 3, which is convenient for the clamping assembly 2 to clamp and position the connection piece 200.

[0050] like Figure 4 and Figure 5 As shown, the bracket 1 includes a side plate 11 and a connecting strip 12, the two side plates 11 are arranged at intervals along the second direction, and the two side plates 11 are connected by the connecting strip 12. Such an arrangement makes the bottom of the bracket 1 a hollow frame structure, and the bottom plate 3 is arranged in the bracket 1 with adjustable height, which can cover the hollow part of the bottom of the bracket 1 so that the positioning hole 31 is adapted to the insulating boss 302 of the battery 300.

[0051] Furthermore, the auxiliary welding jig 100 further includes a first adjustment component 4, which is used to adjust the position of the connecting piece 200 on the bottom plate 3 along the second direction. In addition, the position of the connecting piece 200 on the bottom plate 3 along the first direction can be adjusted manually.

[0052] Furthermore, the first adjustment assembly 4 includes two first adjustment groups, and the distance between the two first adjustment groups along the second direction is adjustable so as to clamp the connecting piece 200 between the two first adjustment groups.

[0053] Furthermore, the first adjustment group includes a baffle 41 , which can abut against the connecting piece 200 , and the baffle 41 is movably disposed on the bottom plate 3 along the second direction.

[0054] Furthermore, the first adjustment group further includes a first adjustment member 42 , which is connected to the bracket 1 in an adjustably positionable manner along the second direction, and the first adjustment member 42 is connected to the baffle 41 .

[0055] Furthermore, the first adjustment group further includes a first adjustment seat 43 , the first adjustment seat 43 is fixedly mounted on the bottom plate 3 , and the first adjustment member 42 is connected to the first adjustment seat 43 in an adjustable manner along the second direction.

[0056] In this embodiment, the first adjusting member 42 can be a bolt, the length direction of the bolt is along the second direction, the bolt is threadedly connected to the first adjusting seat 43, and the bolt is rotatably connected to the baffle 41. By screwing the bolt, the connection position between the bolt and the first adjusting seat 43 changes along the second direction, thereby driving the baffle 41 to move along the second direction on the bottom plate 3.

[0057] The position of the connecting piece 200 in the second direction can be changed by adjusting the two first adjustment groups spaced apart along the second direction, and the two first adjustment groups can clamp the connecting piece 200 to position the connecting piece 200 in the second direction.

[0058] Furthermore, the number of the first adjustment components 4 is at least one group, and each group of first adjustment components 4 is arranged at intervals along the first direction.

[0059] Specifically, in this embodiment, the number of the first adjustment components 4 is two, that is, the number of the first adjustment groups is four, and the four first adjustment groups are arranged on the four corners of the bottom plate 3 .

[0060] Furthermore, the auxiliary welding jig 100 also includes a second adjusting component 5 , which is used to adjust the height of the base plate 3 on the bracket 1 .

[0061] Furthermore, the second adjustment assembly 5 includes a second adjustment member 51 . The second adjustment member 51 is connected to the bracket 1 in an adjustably height-adjustable manner. The second adjustment member 51 is connected to the base plate 3 .

[0062] Furthermore, the second adjustment assembly 5 further includes a second adjustment seat 52, which is fixed on the bracket 1, and the second adjustment member 51 is height-adjustably connected to the second adjustment seat 52. Specifically, the second adjustment seat 52 is fixed on the side plate 11.

[0063] In this embodiment, the second adjusting member 51 can be a bolt, the length direction of the bolt is along the height direction, the bolt is threadedly connected to the second adjusting seat 52, and the bolt is rotatably connected to the bottom plate 3. By turning the bolt, the connection position of the bolt and the second adjusting seat 52 changes along the height direction, thereby driving the bottom plate 3 to move in the height direction.

[0064] Furthermore, the number of the second adjustment components 5 is at least one group, and each group of second adjustment components 5 can be arranged on the bottom plate 3 at intervals along the first direction and / or the second direction.

[0065] In this embodiment, the number of the second adjustment components 5 is four, and the four groups of second adjustment components 5 are respectively arranged at the four corners of the bottom plate 3, so as to more stably drive the bottom plate 3 to move along the height direction.

[0066] Furthermore, the side panels 11 are provided with adjustment windows 111, the adjustment windows 111 are arranged in one-to-one correspondence with the second adjustment components 5, the second adjustment components 5 are arranged correspondingly at the adjustment windows 111, and the four corners of the bottom plate 3 are arranged on the adjustment windows 111 movably along the height direction. In other words, two adjustment windows 111 are respectively arranged on the two side panels 11, and the two adjustment windows 111 on the same side panel 11 are arranged at intervals along the first direction.

[0067] Furthermore, the auxiliary welding jig 100 also includes an anti-warping component 6. Along the first direction, the anti-warping component 6 and the clamping component 2 are located on both sides of the connecting piece 200. The anti-warping component 6 and the clamping component 2 work together to prevent the connecting piece 200 from warping when the connecting piece 200 and the pole 301 are welded.

[0068] The anti-tilting assembly 6 includes an anti-tilting seat 61 and a pressure rod 62. The anti-tilting seat 61 is movably arranged on the bracket 1 along the first direction. The pressure rod 62 is height-adjustably arranged on the anti-tilting seat 61. The pressure rod 62 can press the connecting piece 200. The anti-tilting seat 61 moves along the first direction, driving the pressure rod 62 to move along the first direction to adjust the pressing position of the pressure rod 62 and the connecting piece 200 in the first direction; the pressure rod 62 moves along the height direction to press the connecting piece 200.

[0069] Furthermore, the anti-tilting assembly 6 further includes a length adjustment member 63 and a length adjustment seat 65, the length adjustment seat 65 is fixed to the bracket 1, the length adjustment member 63 is movably arranged on the length adjustment seat 65 along the first direction, and the length adjustment member 63 is connected to the anti-tilting seat 61. The length adjustment member 63 moves along the first direction, driving the anti-tilting seat 61 to move along the first direction, and then driving the pressure rod 62 to move along the first direction, so as to adjust the pressing position of the pressure rod 62 and the connecting piece 200 in the first direction.

[0070] In this embodiment, the length adjustment member 63 can be a bolt, the length direction of the bolt is along the first direction, the bolt is threadedly connected to the length adjustment seat 65, and the bolt is rotatably connected to the anti-tilting seat 61. By turning the bolt, the connection position of the bolt and the length adjustment seat 65 changes along the first direction, thereby driving the anti-tilting seat 61 to move in the first direction.

[0071] In this embodiment, the number of the length adjustment members 63 is two, and the two length adjustment members are spaced apart on the length adjustment seat 65 along the second direction to increase the stability of the anti-tilting seat 61 moving along the first direction.

[0072] Furthermore, the anti-tilting assembly 6 also includes a height adjusting member 64 . The height adjusting member 64 is arranged on the anti-tilting seat 61 in an adjustable manner. The height adjusting member 64 is connected to the pressure rod 62 .

[0073] In this embodiment, the height adjustment member 64 can be a bolt, the length direction of the bolt is along the height direction, the bolt is threadedly connected to the anti-tilting seat 61, and the bolt is rotatably connected to the pressure rod 62. By turning the bolt, the connection position between the bolt and the anti-tilting seat 61 changes along the height direction, thereby driving the pressure rod 62 to move in the height direction, so that the pressure rod 62 presses the connecting piece 200.

[0074] Furthermore, the pressure rod 62 can be pressed on any position of the connecting piece 200 as long as it does not block the welding area between the pole 301 and the connecting piece 200. The pressing position of the pressure rod 62 can be adjusted according to experience and actual conditions as long as it can prevent the connecting piece 200 from warping.

[0075] like Figure 5 and Figure 6 As shown, the connecting piece 200 includes an integrally formed welding piece 201 and a test connecting piece 202, the welding piece 201 and the test connecting piece 202 are vertically arranged, and the clamping block 21 can press the welding piece 201 adjusted in position onto the upper surface of the pole 301, so that the welding piece 201 abuts against the pole 301 and the positioning is completed, so that the welding piece 201 is welded to the pole 301.

[0076] Furthermore, a test connection hole 203 is provided on the test connection sheet 202 , and the test connection hole 203 is connected to the test circuit of the battery 300 , so that the test of the battery 300 can be carried out smoothly.

[0077] Furthermore, a through hole 204 is provided on the welding sheet 201, and the through hole 204 can be used as the center of the welding area between the welding sheet 201 and the pole 301, so as to quickly find the welding position of the connecting sheet 200 and the pole 301. Of course, the pole 301 can also be welded to other positions of the welding sheet 201 (such as Figure 3 It can be set according to actual welding requirements.

[0078] like Figure 6 and Figure 7 As shown, the pressing assembly 2 further includes a spring 22, one end of which is connected to the pressing block 21, and the other end of which can be pressed against the connecting piece 200. The arrangement of the spring 22 allows the pressing block 21 to be pressed against the connecting piece 200 without causing damage to the connecting piece 200. In addition, the spring 22 can also allow the pressing assembly 2 to adapt to connecting pieces 200 of different thicknesses, and through the elastic deformation of the spring 22, the connecting pieces 200 of different thicknesses can be adapted.

[0079] In this embodiment, the thickness of the welding sheet 201 on the connecting sheet 200 may be 1.5 mm or 2 mm, and of course the welding sheet 201 may also have other thicknesses.

[0080] like Figure 8-Figure 10As shown, the clamping assembly 2 further includes a clamping adjustment assembly, which includes a slide 23 and a clamping fastener 24. The slide 23 is extended along the first direction and is arranged on the bottom plate 3. The clamping block 21 is slidably arranged on the slide 23. The clamping fastener 24 can fasten the clamping block 21 to the slide 23. The clamping position of the clamping block 21 and the connecting piece 200 in the first direction is adjusted by sliding the clamping block 21 on the slide 23. After the position of the clamping block 21 is adjusted, the clamping block 21 is fastened to the slide 23 by the clamping fastener 24 to achieve the clamping of the connecting piece 200.

[0081] Furthermore, a compression adjustment groove 232 is provided on the slide 23, and the compression fastener 24 can pass through the compression adjustment groove 232 and be tightly connected with the compression block 21. The compression fastener 24 is used to compress the compression block 21 into the compression adjustment groove 232, so as to realize the tight positioning of the compression block 21.

[0082] like Figure 6-Figure 11 As shown, a slide groove 231 is formed on the slide platform 23 , and the pressing block 21 includes a sliding portion 212 , and the sliding portion 212 is slidably disposed in the slide groove 231 .

[0083] Furthermore, the pressing block 21 further includes a pressing portion 211 , the pressing portion 211 is connected to the sliding portion 212 , and the pressing portion 211 is connected to one end of the spring 22 .

[0084] Furthermore, the pressing block 21 further includes a connecting portion 213, which is respectively connected to the pressing portion 211 and the sliding portion 212, and along the second direction, both sides of the connecting portion 213 are integrally formed with the sliding portion 212. Such a configuration facilitates the pressing block 21 to slide and also facilitates the pressing block 21 to press the connecting piece 200.

[0085] Furthermore, a fastening groove ( Fig.11 ), the compression fastener 24 can be connected to the fastening groove.

[0086] Furthermore, the slide groove 231 is in an inverted T-shape, so that the sliding portion 212 slides in the slide groove 231 and the pressing block 21 will not separate from the slide groove 231 along the height direction.

[0087] Although the utility model has been described in detail above by means of general description, specific implementation methods and tests, it is obvious to those skilled in the art that some modifications or improvements can be made to the utility model. Therefore, these modifications or improvements made without departing from the spirit of the utility model are within the scope of protection claimed by the utility model.

Claims

1. An auxiliary welding jig, characterized in that: include: A bracket (1) configured to be fixedly connected to a battery (300) to be welded; A bottom plate (3) is arranged on the bracket (1) in an adjustable manner in height, a positioning hole (31) is provided on the bottom plate (3), and the positioning hole (31) is configured to be able to position a pole (301) on a battery (300) to be welded, a connecting piece (200) can be arranged on the bottom plate (3) in an adjustable manner in a first direction and a second direction, and the pole (301) can abut against the connecting piece (200), and the first direction and the second direction are arranged perpendicularly; A clamping assembly (2) comprises a clamping block (21), wherein the clamping block (21) is movably arranged on the base plate (3) along the first direction, and the clamping block (21) is capable of clamping the connection piece (200) whose position has been adjusted onto the pole (301).

2. The auxiliary welding jig according to claim 1, characterized in that: The size of the positioning hole (31) matches the size of the insulating boss (302) on the battery (300) to be welded, and the pole (301) is mounted on the insulating boss (302).

3. The auxiliary welding jig according to claim 1, characterized in that: The clamping assembly (2) further comprises a spring (22), one end of which is connected to the clamping block (21), and the other end of which can be pressed against the connecting piece (200).

4. The auxiliary welding jig according to claim 3, characterized in that: The clamping assembly (2) also includes a clamping adjustment assembly, which includes a slide (23) and a clamping fastener (24). The slide (23) is arranged on the base plate (3) extending along the first direction, and the clamping block (21) is slidably arranged on the slide (23). The clamping fastener (24) can fasten the clamping block (21) to the slide (23).

5. The auxiliary welding jig according to claim 4, characterized in that: The slide table (23) is provided with a clamping adjustment groove (232), and the clamping fastener (24) can pass through the clamping adjustment groove (232) and be tightly connected to the clamping block (21).

6. The auxiliary welding jig according to claim 1, characterized in that: The auxiliary welding jig also includes a first adjustment component (4), the first adjustment component (4) includes two groups of first adjustment groups, and the spacing between the two groups of first adjustment groups along the second direction is adjustable so as to clamp the connecting piece (200) between the two groups of first adjustment groups.

7. The auxiliary welding jig according to claim 6, characterized in that: The first adjustment group comprises a baffle (41), the baffle (41) being capable of abutting against the connecting piece (200), and the baffle (41) being movably arranged on the bottom plate (3) along the second direction.

8. The auxiliary welding jig according to claim 7, characterized in that: The first adjustment group further comprises a first adjustment member (42), the first adjustment member (42) being connected to the bracket (1) in an adjustable manner along the second direction, and the first adjustment member (42) being connected to the baffle (41).

9. The auxiliary welding jig according to claim 1, characterized in that: The auxiliary welding jig further comprises a second adjustment component (5), wherein the second adjustment component (5) comprises a second adjustment member (51), wherein the second adjustment member (51) is connected to the bracket (1) in an adjustable manner in height, and the second adjustment member (51) is connected to the base plate (3).

10. The auxiliary welding jig according to claim 1, characterized in that: The auxiliary welding jig also includes an anti-warping component (6), the anti-warping component (6) includes an anti-warping seat (61) and a pressure rod (62), the anti-warping seat (61) is movably arranged on the bracket (1) along the first direction, the pressure rod (62) is height-adjustably arranged on the anti-warping seat (61), and the pressure rod (62) is capable of pressing the connecting piece (200).

Images