CN214236898U

CN214236898U - Spot welding fixture for battery core protection plate

Info

Publication number: CN214236898U
Application number: CN202023164469.9U
Authority: CN
Inventors: 董军利
Original assignee: Scud Fujian Electronic Co ltd
Current assignee: Scud Fujian Electronic Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-21
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses an electric core protection plate spot welding fixture, which comprises a bottom support, an electric core bearing platform, a carrier cover, a welding protection module and a bonding pad moving module, wherein the electric core bearing platform is fixedly arranged on the bottom support; the method is characterized in that: a mounting long hole is dug in the bottom support and is positioned in front of the battery cell bearing platform; a carrier cover is arranged at the side end of the battery cell bearing platform in a swinging manner, and a battery cell clamping positioning plate is arranged on the battery cell bearing platform in a sliding manner; the welding protection module is fixedly arranged on the bottom support through the installation long hole; the welding pad moving module is slidably mounted on the bottom support and is positioned in front of the welding protection module. The utility model discloses not only can accurate location, easy dismounting can prevent moreover that the solder joint department of utmost point ear from appearing the emergence of blackening, puncture, the rosin joint condition.

Description

Spot welding fixture for battery core protection plate

Technical Field

The utility model relates to a spot welding anchor clamps technical field especially relates to an electricity core protection shield spot welding anchor clamps.

Background

With the progress and development of society, the intellectualization in the aspects of storage, family, trip and the like, the diversification of mobile consumer electronic products, and the adoption of batteries as clean energy providers, the batteries are more and more popular and favored by consumers and become an indispensable part of electronic products. However, the traditional spot welding is positioned through a simple clamp, the accuracy and the strength of the mounting position are not controlled, the welding yield of the battery core is low, and the welding piece is inconvenient to detach. Meanwhile, high-temperature gas generated in the welding process cannot be released, so that the welding spots of the tabs are blackened, punctured and rosin-welded.

Therefore, a spot welding fixture which can be accurately positioned and conveniently detached and can prevent blackening, breakdown and insufficient welding conditions from occurring at the welding spot of the tab is particularly needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the weak point among the above-mentioned prior art and provide one kind not only can accurate location, it is convenient to dismantle, can prevent moreover that the spot welding anchor clamps of blacking, puncture, the rosin joint condition from appearing in the solder joint department of utmost point ear.

The utility model discloses a realize through following mode:

the welding protection device comprises a bottom support, a battery cell bearing platform, a carrier cover, a welding protection module and a welding disc moving module, wherein the battery cell bearing platform is fixedly arranged on the bottom support; the method is characterized in that: a mounting long hole is dug in the bottom support and is positioned in front of the battery cell bearing platform; a carrier cover is arranged at the side end of the battery cell bearing platform in a swinging manner, and a battery cell clamping positioning plate is arranged on the battery cell bearing platform in a sliding manner; the welding protection module is fixedly arranged on the bottom support through the installation long hole; the welding pad moving module is slidably mounted on the bottom support and is positioned in front of the welding protection module.

Further, the carrier cover is provided with a cell pressing plate.

Furthermore, the welding protection module is divided into an installation adjusting block and an exhaust copper block, the installation adjusting block is fixedly installed on the bottom support through an installation long hole, an installation groove is formed in the front end of the installation adjusting block, and a connecting seat is arranged in the installation groove; the exhaust copper billet divide into copper billet mount pad and exhaust copper post, extend the exhaust copper post from top to bottom respectively at both ends around the copper billet mount pad, the exhaust copper billet can fall in the mounting groove to fix on the installation adjusting block through copper billet mount pad and connecting seat threaded connection, the mouth of leaking is seted up to exhaust copper post side.

Furthermore, the pad moving module is divided into a front sliding seat, a rear sliding seat, a left sliding seat, a right sliding seat and a pad fixing component, and the front sliding seat and the rear sliding seat are slidably mounted on the bottom support; the left and right sliding seats are arranged on the front and rear sliding seats in a sliding manner; the utility model discloses a welding assembly, including pad fixed subassembly, subassembly fixed base, spacing installation piece, welding piece and top are held the piece, subassembly fixed base fixed mounting is on left and right sides slide, spacing installation piece fixed mounting is on subassembly fixed base right side, the welding piece is divided into plugboard and pad mounting panel, plugboard cartridge is on spacing installation piece, the plugboard is crooked left and is extended the pad mounting panel, a fixed mounting is in subassembly fixed base left side is held in the top, it holds the spring to be provided with the top in the piece to hold on the top, it is provided with the top pearl between spring and the pad mounting panel to hold on the top.

Furthermore, the insertion plate extends upwards to form a handle piece.

Furthermore, a spring supporting piece is arranged at the bottom of the electric core clamping positioning plate.

The beneficial effects of the utility model reside in that: the loaded battery cell can be accurately positioned by the battery cell clamping positioning plate, and meanwhile, the loading stability of the battery cell can be ensured by utilizing the battery cell pressing plate and the spring jacking piece; secondly, high-temperature gas generated during welding of the battery core lug is released everywhere by utilizing the exhaust copper column, and the high-temperature gas is prevented from being accumulated to form a high-pressure environment, so that the problems of blackening, breakdown and insufficient welding at a welding spot are solved; the flexibility that anchor clamps used can be increased to slide and control the slide through front and back slide, can be according to the position of the fixed subassembly of adjustment pad that actual conditions is free, carries out the side direction pretightning force through top supporting spring and top pearl butt welding piece simultaneously, avoids welding piece cartridge to block because of the dynamics is too big in spacing installation piece.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an assembly schematic diagram of the bottom support and the battery cell bearing platform of the present invention;

fig. 3 is a schematic diagram of an assembly position of the battery cell and the welding protection module of the present invention;

FIG. 4 is an exploded view of the welding protection module of the present invention;

FIG. 5 is a schematic view of the exhaust copper block of the present invention;

FIG. 6 is a schematic diagram of a pad moving module according to the present invention;

fig. 7 is a schematic view of an exploded structure of the pad moving module of the present invention;

fig. 8 is a schematic view of a bonding pad structure of the present invention.

1. A bottom support; 2. a battery cell bearing platform; 3. a carrier cover; 4. a welding protection module; 5. a pad moving module; 6. a jacking spring; 7. a top bead; 8. slicing; 9. an electric core; 11. installing a long hole; 21. a battery cell clamping positioning plate; 31. pressing a cell core plate; 41. installing an adjusting block; 42. an exhaust copper block; 51. a front and rear slide; 52. a left and a right slide seats; 53. a pad fixing assembly; 411. mounting grooves; 421. a copper block mounting seat; 422. an exhaust copper column; 531. a component fixing base; 532. a limiting mounting block; 533. welding a chip; 534. a jacking block; 4111. a connecting seat; 4221. an air escape opening; 5331. a board is inserted; 5332. and mounting the pad on a board.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

a battery protection plate spot welding fixture, as shown in fig. 1 to 8, includes a bottom support 1, a battery carrying platform 2, a carrier cover 3, a welding protection module 4 and a pad moving module 5, wherein the battery carrying platform 2 is fixedly mounted on the bottom support 1; the method is characterized in that: a mounting long hole 11 is dug in the bottom support 1, and the mounting long hole 11 is positioned in front of the battery cell bearing platform 2; a carrier cover 3 is arranged at the side end of the electric core bearing platform 2 in a swinging manner, and an electric core clamping positioning plate 21 is arranged on the electric core bearing platform 2 in a sliding manner; the welding protection module 4 is fixedly arranged on the bottom support 1 through an installation long hole 11; the pad moving module 5 is slidably mounted on the bottom support 1, and the pad moving module 5 is located in front of the welding protection module 4.

Further, a cell pressing plate 31 is arranged on the carrier cover 3.

Further, the welding protection module 4 is divided into an installation adjusting block 41 and an exhaust copper block 42, the installation adjusting block 41 is fixedly installed on the bottom support 1 through an installation long hole 11, an installation groove 411 is dug at the front end of the installation adjusting block 41, and a connection seat 4111 is arranged in the installation groove 411; exhaust copper billet 42 divide into copper billet mount pad 421 and exhaust copper post 422, both ends extend exhaust copper post 422 from top to bottom respectively around copper billet mount pad 421, exhaust copper billet 42 can fall in mounting groove 411 to fix on installation adjusting block 41 through copper billet mount pad 421 and connecting seat 4111 threaded connection, the mouth of losing heart 4221 has been seted up to exhaust copper post 422 side.

Further, the pad moving module 5 is divided into a front and rear sliding seat 51, a left and right sliding seat 52 and a pad fixing component 53, wherein the front and rear sliding seat 51 is slidably mounted on the bottom support 1; the left and right sliding seats 52 are slidably mounted on the front and rear sliding seats 51; the fixed subassembly 53 of pad divide into subassembly unable adjustment base 531, spacing installation piece 532, welding piece 533 and top and hold piece 534, subassembly unable adjustment base 531 fixed mounting is on left and right sides slide 52, spacing installation piece 532 fixed mounting is on subassembly unable adjustment base 531 right side, welding piece 533 divide into cartridge board 5331 and pad mounting panel 5332, cartridge board 5331 cartridge is on spacing installation piece 532, cartridge board 5331 bends left and extends pad mounting panel 5332, top holds piece 534 fixed mounting in subassembly unable adjustment base 531 left side, be provided with in the top and hold spring 6 in the top and hold piece 534, be provided with between top and hold spring 6 and the pad mounting panel 5332 and hold pearl 7.

Further, the insertion plate 5331 extends upward to form the handle piece 8.

Further, a spring supporting piece is arranged at the bottom of the electric core clamping positioning plate 21.

In this embodiment, as shown in fig. 1 and fig. 2, since the electric core clamping positioning plate 21 is slidably mounted on the electric core bearing platform 2, the worker may place the electric core 9 on the electric core bearing platform 2, and then quickly clamp and position the electric core 9 through the electric core clamping positioning plate 21. In order to ensure the loading stability of the battery cell 9, therefore, the carrier cover 3 is installed in the side swing of the battery cell bearing platform 2, the battery cell pressing plate 31 is arranged on the carrier cover 3, after the carrier cover 3 is covered, the battery cell pressing plate 31 can press the battery cell 9, and meanwhile, the spring propping piece is arranged at the bottom of the battery cell clamping positioning plate 21, so that the battery cell 9 can be firmly fixed through the battery cell pressing plate 31 and the spring propping piece. As shown in fig. 3 to 5, since the bottom support 1 is dug with the installation long hole 11, the installation long hole 11 is located in front of the cell loading platform 2; the welding protection module 4 is fixedly arranged on the bottom support 1 through an installation long hole 11, the welding protection module 4 is divided into an installation adjusting block 41 and an exhaust copper block 42, the installation adjusting block 41 is fixedly arranged on the bottom support 1 through the installation long hole 11, an installation groove 411 is formed in the front end of the installation adjusting block 41 in a digging mode, and a connecting seat 4111 is arranged in the installation groove 411; exhaust copper billet 42 divide into copper billet mount pad 421 and exhaust copper post 422, and copper billet mount pad 421 front and back both ends extend exhaust copper post 422 from top to bottom respectively, and exhaust copper billet 42 can fall in mounting groove 411 to fix on installation adjusting block 41 through copper billet mount pad 421 and connecting seat 4111 threaded connection, the mouth of losing breath 4221 has been seted up to exhaust copper post 422 side. The adjustment that installation adjusting block 41 can be free according to the demand of reality like this for the air inlet of exhaust copper post 422 is located the utmost point ear below of electric core 9, then lets out high-temperature gas through disappointing mouthful 4221, prevents that the high-temperature gas that produces from piling up and forming high-pressure environment among the welding process, thereby solves the condition that blacking, puncture, rosin joint appear in solder joint department. Meanwhile, after the exhaust copper column 422 is used for a long time, the exhaust copper block 42 can be turned over to use another exhaust copper column 422. As shown in fig. 6 to 8, the pad moving module 5 is slidably mounted on the bottom support 1, the pad moving module 5 is located in front of the welding protection module 4, the pad moving module 5 is divided into a front and rear slide 51, a left and right slide 52 and a pad fixing assembly 53, and the front and rear slide 51 is slidably mounted on the bottom support 1; the left and right slide bases 52 are slidably mounted on the front and rear slide bases 51; the pad fixing component 53 is divided into a component fixing base 531, a limiting installation block 532, a welding piece 533 and a jacking block 534, the component fixing base 531 is fixedly installed on the left and right sliding seats 52, the limiting installation block 532 is fixedly installed on the right side of the component fixing base 531, the welding piece 533 is divided into an insertion plate 5331 and a pad installation plate 5332, the insertion plate 5331 is inserted on the limiting installation block 532, the insertion plate 5331 is bent leftwards to extend out of the pad installation plate 5332, so that the front and rear positions of the front and rear sliding seats 51 on the bottom support 1 can be freely adjusted according to actual requirements, the left and right sliding seats 52 are arranged on the front and rear sliding seats 51 leftwards, and a pad inserted on the pad installation plate 5332 can be located above a lug of the battery cell 9. Because the jacking block 534 is fixedly installed on the left side of the component fixing base 531, the jacking spring 6 is arranged in the jacking block 534, and the jacking bead 7 is arranged between the jacking spring 6 and the pad mounting plate 5332, the lateral pre-tightening force is applied to the welding sheet 533 through the jacking spring 6 and the jacking bead 7, so that the situation that the insertion plate 5331 is blocked due to overlarge force when being inserted into the limiting mounting block 532 can be prevented. Meanwhile, in order to facilitate the worker to attach and detach the soldering tab 533, the insertion plate 5331 extends upward to form the handle tab 8.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A spot welding fixture for a battery cell protection plate comprises a bottom support (1), a battery cell bearing platform (2), a carrier cover (3), a welding protection module (4) and a welding pad moving module (5), wherein the battery cell bearing platform (2) is fixedly installed on the bottom support (1); the method is characterized in that: an installation long hole (11) is dug in the bottom support (1), and the installation long hole (11) is positioned in front of the battery cell bearing platform (2); a carrier cover (3) is arranged at the side end of the electric core bearing platform (2) in a swinging mode, and an electric core clamping positioning plate (21) is arranged on the electric core bearing platform (2) in a sliding mode; the welding protection module (4) is fixedly arranged on the bottom support (1) through an installation long hole (11); the welding pad moving module (5) is slidably mounted on the bottom support (1), and the welding pad moving module (5) is located in front of the welding protection module (4).

2. The cell protection plate spot welding fixture of claim 1, wherein: and a battery cell pressing plate (31) is arranged on the carrier cover (3).

3. The cell protection plate spot welding fixture of claim 1, wherein: the welding protection module (4) is divided into an installation adjusting block (41) and an exhaust copper block (42), the installation adjusting block (41) is fixedly installed on the bottom support (1) through an installation long hole (11), an installation groove (411) is dug in the front end of the installation adjusting block (41), and a connecting seat (4111) is arranged in the installation groove (411); exhaust copper billet (42) divide into copper billet mount pad (421) and exhaust copper post (422), both ends extend exhaust copper post (422) from top to bottom respectively around copper billet mount pad (421), exhaust copper billet (42) can fall in mounting groove (411) to fix on installation adjusting block (41) through copper billet mount pad (421) and connecting seat (4111) threaded connection, the mouth of losing heart (4221) has been seted up to exhaust copper post (422) side.

4. The cell protection plate spot welding fixture of claim 1, wherein: the pad moving module (5) is divided into a front sliding seat (51), a rear sliding seat (51), a left sliding seat (52), a right sliding seat (52) and a pad fixing component (53), and the front sliding seat (51) and the rear sliding seat (51) are slidably mounted on the bottom support (1); the left sliding seat (52) and the right sliding seat (52) are arranged on the front sliding seat (51) and the rear sliding seat (51) in a sliding manner; the fixed subassembly of pad (53) divide into subassembly unable adjustment base (531), spacing installation piece (532), welding piece (533) and top and hold piece (534), subassembly unable adjustment base (531) fixed mounting is on slide (52) about, spacing installation piece (532) fixed mounting is on subassembly unable adjustment base (531) right side, welding piece (533) divide into plugboard (5331) and pad mounting panel (5332), plugboard (5331) cartridge is on spacing installation piece (532), plugboard (5331) crooked extension pad mounting panel (5332) left side, top is held piece (534) fixed mounting in subassembly unable adjustment base (531) left side, be provided with top in top is held piece (534) and is held spring (6), be provided with between top is held spring (6) and pad mounting panel (5332) and hold pearl (7).

5. The cell protection plate spot welding fixture of claim 4, wherein: the inserting plate (5331) extends upwards to form a handle piece (8).

6. The cell protection plate spot welding fixture of claim 1, wherein: and a spring supporting piece is arranged at the bottom of the battery cell clamping positioning plate (21).