Automatic tab welding forming device for soft package battery

Abstract

The utility model relates to an automatic tab welding forming device for a soft package battery. The automatic tab welding forming device comprises a battery pack transferring assembly and a welding assembly mounted on a working platform, the pre-pressing and shaping assembly is installed on the left side of the working platform, the tab tray is installed on the working platform between the pre-pressing and shaping assembly and the welding assembly, and the tab positioning and feeding assembly is installed on the working platform between the pre-pressing and shaping assembly and the tab tray. According to the utility model, the pre-pressing and shaping of the battery pack, the feeding of the pre-pressing and shaping of the battery pack, the feeding of the tab and the welding of the battery pack and the tab can be realized in sequence, the positioning and welding functions of a plurality of stations can be realized, the transmission problem among the stations is solved and optimized, the welding consistency is ensured, and the automatic technology of battery production is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to battery welding processing, and in particular to an automatic tab welding and forming device for soft-pack batteries. Background Art

[0002] Soft-pack batteries are increasingly used in the current market due to their good safety and the fact that they can be made very thin. During the processing of soft-pack batteries, the battery pack and the tabs need to be welded together.

[0003] After massive searches, it was found that the Chinese patent announcement number is CN209006868U, which discloses an ultrasonic welding device for soft-package battery tabs, including: a base; a welding platform, installed on the base, and having X-axis, Y-axis and Z-axis degrees of freedom and XY plane degrees of freedom; a driving mechanism, installed between the welding platform and the base, for driving the welding platform to move along the X-axis, Y-axis and Z-axis directions and rotate in the XY plane; and an ultrasonic welder, located above the welding platform and installed on the base through a column, the ultrasonic welder including a welding head and an anvil, and the welding head and the anvil are directed downward.

[0004] In summary, the existing soft-pack battery welding device needs to be combined with multiple external workstations to achieve the loading, positioning and welding of the battery pack and the tabs. The processing steps are relatively complicated and the processing time is long.

[0005] In view of the above-mentioned defects, the designer actively carried out research and innovation in order to create an automatic tab welding and forming device for soft-pack batteries to make it more valuable for industrial use. Utility Model Content

[0006] In order to solve any of the above technical problems, the purpose of the present invention is to provide an automatic tab welding and forming device for soft-pack batteries.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A soft-pack battery automatic tab welding and forming device, comprising a battery pack transfer assembly and a welding assembly installed on a work platform;

[0009] The battery pack transfer assembly is located at the front end of the work platform, the welding assembly is installed on the right side of the work platform, the pre-pressing and shaping assembly is installed on the left side of the work platform, the tab tray is installed on the work platform between the pre-pressing and shaping assembly and the welding assembly, and the tab positioning and loading assembly is installed on the work platform between the pre-pressing and shaping assembly and the tab tray;

[0010] The battery pack transfer assembly is used to transfer the battery pack to the pre-pressing and shaping assembly for pre-pressing and shaping, and then transfer the pre-pressed and shaped battery pack to the welding assembly. The tab positioning and loading assembly is used to load the tabs on the tab tray to the welding assembly, and the battery pack and the tabs are welded together through the welding assembly.

[0011] As a further improvement of the present invention, the battery pack transferring assembly includes a battery pack transferring X-axis module installed on the battery pack transferring base plate, the battery pack transferring X-axis module drives the upper battery pack transferring X-axis motion plate to move in the left and right directions, the battery pack transferring Y-axis module installed on the battery pack transferring X-axis motion plate drives the upper battery pack transferring rotating cylinder to move in the front and back directions, the battery pack transferring rotating cylinder drives the upper battery pack transferring Z-axis module to rotate, the battery pack transferring Z-axis module drives the battery pack transferring bidirectional cylinder to move in the vertical direction, and the battery pack transferring bidirectional cylinder respectively drives the two battery pack transferring clamps to move relative to each other in the vertical direction.

[0012] As a further improvement of the present invention, two battery pack transfer X-axis motion plates are installed side by side along the left-right direction on the battery pack transfer X-axis module.

[0013] As a further improvement of the present invention, the prestressing shaping component includes a prestressing bottom plate, which is connected to the prestressing top plate above through several support columns. A prestressing upper pressure cylinder is installed on the prestressing top plate, and the prestressing upper pressure cylinder drives the prestressing upper pressure plate located below the prestressing top plate to move in the vertical direction. A prestressing lower tooling is installed on the prestressing bottom plate directly below the prestressing upper pressure plate, and a prestressing lower tooling mounting groove for placing the battery pack is provided in the prestressing lower tooling. A prestressing lower pressure cylinder is installed at the bottom of the prestressing bottom plate below the prestressing lower tooling, and the prestressing lower pressure cylinder drives the prestressing lower pressure plate above to move in the vertical direction. A prestressing lower pressure through hole is provided in the prestressing lower tooling mounting groove for the prestressing lower pressure plate to pass freely.

[0014] As a further improvement of the present invention, a plurality of guide columns are installed between the pre-pressing upper pressing plate and the pre-pressing top plate.

[0015] As a further improvement of the present invention, the tab positioning and loading assembly includes a tab loading X-axis module installed on the working platform, the tab loading X-axis module drives the upper tab loading Y-axis module to move in the left and right directions through the tab loading X-axis motion plate, the tab loading Y-axis module drives the left tab loading Z-axis module to move in the front and back directions through the tab loading Y-axis motion plate, the tab loading Z-axis module drives the lower tab loading rotating cylinder to move in the vertical direction through the tab loading Z-axis running plate, the tab loading rotating cylinder drives the right tab loading bidirectional cylinder to rotate, and the tab loading bidirectional cylinders respectively drive the two tab loading clamps to move relative to each other in the front and back directions.

[0016] As a further improvement of the present invention, the welding assembly includes two welding devices installed in parallel on the work platform along the left and right directions. A welding X-axis module is installed on the work platform in front of the welding equipment. The welding X-axis module drives the welding X-axis motion plate to move in the left and right directions. A tab clamping mechanism is installed at the rear end of the welding X-axis motion plate, and a battery pack welding tooling is installed at the front end of the welding X-axis motion plate.

[0017] As a further improvement of the present invention, the tab clamping mechanism includes, from back to front, a tab pressing and lifting cylinder and a tab lower support plate installed on the welding X-axis moving plate. The tab pressing and lifting cylinder drives the upper tab upper pressing plate to move in the vertical direction, and the clamping end of the front end of the upper tab pressing plate is located directly above the tab lower support plate; a battery pack welding tooling Y-axis module is installed on the welding X-axis moving plate below the battery pack welding tooling, and the battery pack welding tooling Y-axis module drives the upper battery pack welding tooling to move in the front and rear directions.

[0018] As a further improvement of the present invention, the rear end of the welding X-axis motion plate is connected to the post-welding X-axis running guide mechanism installed on the working platform, and the front end of the welding X-axis motion plate is connected to the pre-welding X-axis guide mechanism installed on the working platform.

[0019] As a further improvement of the present invention, welding tables compatible with the above-mentioned welding equipment are installed on the working platform at the front end of the welding equipment, and the two welding tables are installed on the working platform through welding brackets.

[0020] By means of the above solution, the present invention has at least the following advantages:

[0021] The utility model can sequentially realize the pre-pressing and shaping of the battery pack, the loading of the battery pack after pre-pressing and shaping, the loading of the tabs, and the welding of the battery pack and the tabs. It can realize multiple workstation positioning and welding functions, solve and optimize the transmission problem between workstations, ensure welding consistency, and further improve the battery production automation technology.

[0022] The utility model realizes sequential positioning of the battery pack and two-time welding of the positive and negative electrodes.

[0023] The utility model does not need to lay out a space for placing various product tools, thus reducing floor space and saving production time.

[0024] The utility model has a simple overall structure and is easy to assemble on site and maintain in the future.

[0025] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention with accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0027] Figure 1 This is a structural diagram of an automatic tab welding and forming device for soft-pack batteries of the utility model;

[0028] Figure 2 yes Figure 1 Schematic diagram of the structure of the servo module transfer component;

[0029] Figure 3 yes Figure 2 A schematic structural diagram of another embodiment;

[0030] Figure 4 yes Figure 1 Schematic diagram of the structure of the middle pre-pressing shaping component;

[0031] Figure 5 yes Figure 1 Schematic diagram of the structure of the middle tab positioning and loading assembly;

[0032] Figure 6 yes Figure 1 Schematic diagram of the structure of the welding assembly.

[0033] The meanings of the reference numerals in the figures are as follows.

[0034] Battery pack transfer assembly 1, working platform 2, pre-pressing and shaping assembly 3, tab positioning and loading assembly 4, tab tray 5, welding assembly 6;

[0035] Battery pack transfer base plate 101, battery pack transfer X-axis module 102, battery pack transfer X-axis motion plate 103, battery pack transfer Y-axis module 104, battery pack transfer rotary cylinder 105, battery pack transfer Z-axis module 106, battery pack transfer bidirectional cylinder 107, battery pack transfer gripper 108;

[0036] Pre-pressing bottom plate 301, support column 302, pre-pressing top plate 303, pre-pressing upper pressure cylinder 304, guide column 305, pre-pressing upper pressure plate 306, pre-pressing lower tooling 307, pre-pressing lower tooling mounting slot 308, pre-pressing lower pressure cylinder 309, pre-pressing lower pressure plate 310;

[0037] Tab feeding X-axis module 401, tab feeding X-axis motion plate 402, tab feeding Y-axis module 403, tab feeding Y-axis motion plate 404, tab feeding Z-axis module 405, tab feeding Z-axis running plate 406, tab feeding rotary cylinder 407, tab feeding bidirectional cylinder 408, tab feeding clamp 409;

[0038] Welding equipment 601, welding X-axis module 602, welding X-axis motion plate 603, X-axis running guide mechanism after welding 604, tab pressing lifting cylinder 605, tab upper pressing plate 606, tab lower support plate 607, X-axis guide mechanism before welding 608, battery pack welding tooling Y-axis module 609, battery pack welding tooling 610, welding bracket 611, welding table 612. DETAILED DESCRIPTION

[0039] The following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0040] In order to enable those skilled in the art to better understand the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. The components of the embodiments of the present invention generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative work are within the scope of protection of the present invention.

[0041] Example

[0042] like Figures 1 to 6 As shown,

[0043] A soft-pack battery automatic tab welding and forming device includes a battery pack transferring assembly 1 and a welding assembly 6 installed on a working platform 2, the battery pack transferring assembly 1 is located at the front end of the working platform 2, the welding assembly 6 is installed on the right side of the working platform 2, a pre-pressing and shaping assembly 3 is installed on the left side of the working platform 2, a tab material tray 5 is installed on the working platform 2 between the pre-pressing and shaping assembly 3 and the welding assembly 6, and a tab positioning and loading assembly 4 is installed on the working platform 2 between the pre-pressing and shaping assembly 3 and the tab material tray 5.

[0044] Among them, the functions of the above main components are briefly described:

[0045] The battery pack transfer assembly 1 is used to transfer the battery pack to the pre-pressing and forming assembly 3 for pre-pressing and forming and then transfer the pre-pressed and formed battery pack to the welding assembly 6. The tab positioning and loading assembly 4 is used to load the tabs located on the tab tray 5 to the welding assembly 6, and the battery pack and the tabs are welded together through the welding assembly 6.

[0046] 1. The battery pack transferring assembly 1 includes a battery pack transferring X-axis module 102 installed on a battery pack transferring base plate 101. The battery pack transferring X-axis module 102 drives the upper battery pack transferring X-axis motion plate 103 to move in the left and right directions. The battery pack transferring Y-axis module 104 installed on the battery pack transferring X-axis motion plate 103 drives the upper battery pack transferring rotating cylinder 105 to move in the front and back directions. The battery pack transferring rotating cylinder 105 drives the upper battery pack transferring Z-axis module 106 to rotate. The battery pack transferring Z-axis module 106 drives the battery pack transferring bidirectional cylinder 107 to move in the vertical direction. The battery pack transferring bidirectional cylinder 107 drives the two battery pack transferring clamps 108 to move relative to each other in the vertical direction.

[0047] In addition, another embodiment of the battery pack transfer assembly 1:

[0048] Two battery pack transfer X-axis motion plates 103 are mounted side by side along the left and right directions on the battery pack transfer X-axis module 102. In this embodiment, the battery pack transfer assembly 1 adopts a double-station structure, which allows the loading and unloading of battery packs to be completed simultaneously, further improving production efficiency.

[0049] 2. The pre-stressing shaping component 3 includes a pre-stressing bottom plate 301, which is connected to the pre-stressing top plate 303 above through a number of support columns 302. A pre-stressing upper pressure cylinder 304 is installed on the pre-stressing top plate 303. The pre-stressing upper pressure cylinder 304 drives the pre-stressing upper pressure plate 306 located below the pre-stressing top plate 303 to move in the vertical direction. A pre-stressing lower pressure cylinder 304 is installed on the pre-stressing bottom plate 301 directly below the pre-stressing upper pressure plate 306. The tooling 307 is provided with a pre-stressing tooling mounting groove 308 for placing the battery pack, and a pre-stressing pressing cylinder 309 is installed at the bottom of the pre-stressing base plate 301 below the pre-stressing tooling 307. The pre-stressing pressing cylinder 309 drives the upper pre-stressing pressing plate 310 to move in the vertical direction, and a pre-stressing pressing through hole is provided in the pre-stressing tooling mounting groove 308 for the pre-stressing pressing plate 310 to pass freely.

[0050] Among them, a plurality of guide pillars 305 are installed between the pre-pressing upper plate 306 and the pre-pressing top plate 303 .

[0051] 3. The tab positioning and loading assembly 4 includes a tab loading X-axis module 401 installed on the working platform 2. The tab loading X-axis module 401 drives the upper tab loading Y-axis module 403 to move in the left and right directions through the tab loading X-axis motion plate 402. The tab loading Y-axis module 403 drives the left tab loading Z-axis module 405 to move in the front and back directions through the tab loading Y-axis motion plate 404. The tab loading Z-axis module 405 drives the lower tab loading rotary cylinder 407 to move in the vertical direction through the tab loading Z-axis running plate 406. The tab loading rotary cylinder 407 drives the right tab loading bidirectional cylinder 408 to rotate. The tab loading bidirectional cylinder 408 drives the two tab loading clamps 409 to move relative to each other in the front and back directions.

[0052] 4. The welding assembly 6 includes two welding devices 601 installed in parallel on the work platform 2 along the left and right directions. A welding X-axis module 602 is installed on the work platform 2 in front of the welding device 601. The welding X-axis module 602 drives the welding X-axis motion plate 603 to move in the left and right directions. A tab clamping mechanism is installed at the rear end of the welding X-axis motion plate 603, and a battery pack welding tooling 610 is installed at the front end of the welding X-axis motion plate 603.

[0053] The tab clamping mechanism includes, from back to front, a tab pressing and lifting cylinder 605 and a tab lower support plate 607 installed on the welding X-axis motion plate 603. The tab pressing and lifting cylinder 605 drives the upper tab upper pressing plate 606 to move in the vertical direction. The clamping end of the front end of the tab upper pressing plate 606 is located directly above the tab lower support plate 607. A battery pack welding tooling Y-axis module 609 is installed on the welding X-axis motion plate 603 below the battery pack welding tooling 610. The battery pack welding tooling Y-axis module 609 drives the upper battery pack welding tooling 610 to move in the front and rear directions.

[0054] The rear end of the welding X-axis motion plate 603 is connected to the post-welding X-axis running guide mechanism 604 mounted on the work platform 2, and the front end of the welding X-axis motion plate 603 is connected to the pre-welding X-axis guide mechanism 608 mounted on the work platform 2. The running guide mechanism includes a guide rail mounted on the work platform 2 along the X-axis direction and a slider adapted to the guide rail.

[0055] A welding platform 612 compatible with the aforementioned welding device 601 is mounted on the work platform 2 at the front end of the welding device 601. Both welding platforms 612 are mounted on the work platform 2 via welding brackets 611. During welding, the welding platforms 612 provide bottom support for the weld between the battery pack and the tab, allowing the welding device 601 to perform the welding process. The aforementioned welding device 601 may be an ultrasonic welding device.

[0056] Brief description of the working process of this utility model:

[0057] The battery pack is clamped by the battery pack transfer clamp 108 on the battery pack transfer assembly 1 to the pre-pressing and shaping assembly 3 for pre-pressing and shaping. After the battery pack is pre-pressed and shaped, the battery pack is clamped by the battery pack transfer clamp 108 on the battery pack transfer assembly 1 to the battery pack welding tool 610 on the welding assembly 6. The tab positioning and loading assembly 4 loads the tab on the tab tray 5 to the tab lower support plate 607 on the welding assembly 6, and then the tab is clamped by the tab upper clamping plate 606. Driven by the welding X-axis module 602 and the welding X-axis motion plate 603, the two welding devices 601 weld the positive tab and the negative tab in turn.

[0058] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implying the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0059] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections, direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0060] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. An automatic tab welding and forming device for a soft-pack battery, comprising a battery pack transfer assembly (1) and a welding assembly (6) mounted on a work platform (2); Its characteristics are: The battery pack transfer assembly (1) is located at the front end of the working platform (2); the welding assembly (6) is installed on the right side of the working platform (2); a pre-pressing and shaping assembly (3) is installed on the left side of the working platform (2); a tab tray (5) is installed on the working platform (2) between the pre-pressing and shaping assembly (3) and the welding assembly (6); and a tab positioning and loading assembly (4) is installed on the working platform (2) between the pre-pressing and shaping assembly (3) and the tab tray (5); The battery pack transfer assembly (1) is used to transfer the battery pack to the pre-pressing and shaping assembly (3) for pre-pressing and shaping, and then transfer the pre-pressed and shaped battery pack to the welding assembly (6); the tab positioning and loading assembly (4) is used to load the tabs located on the tab tray (5) to the welding assembly (6), and the battery pack and the tabs are welded together through the welding assembly (6).

2. The automatic tab welding and forming device for soft-pack batteries according to claim 1, characterized in that: The battery pack transfer assembly (1) comprises a battery pack transfer X-axis module (102) mounted on a battery pack transfer base plate (101); the battery pack transfer X-axis module (102) drives an upper battery pack transfer X-axis motion plate (103) to move in the left-right direction; a battery pack transfer Y-axis module (104) mounted on the battery pack transfer X-axis motion plate (103) drives an upper battery pack transfer rotary cylinder (105) to move in the front-back direction; the battery pack transfer rotary cylinder (105) drives an upper battery pack transfer Z-axis module (106) to rotate; the battery pack transfer Z-axis module (106) drives a battery pack transfer bidirectional cylinder (107) to move in the vertical direction; and the battery pack transfer bidirectional cylinder (107) respectively drives two battery pack transfer clamps (108) to move relative to each other in the vertical direction.

3. The automatic tab welding and forming device for soft-pack batteries according to claim 1, characterized in that: Two battery pack transfer X-axis motion plates (103) are installed in parallel along the left-right direction on the battery pack transfer X-axis module (102).

4. The automatic tab welding and forming device for soft-pack batteries according to claim 1, characterized in that: The pre-stressing shaping component (3) comprises a pre-stressing bottom plate (301), the pre-stressing bottom plate (301) is connected to a pre-stressing top plate (303) above via a plurality of support columns (302), a pre-stressing upper pressure cylinder (304) is installed on the pre-stressing top plate (303), the pre-stressing upper pressure cylinder (304) drives a pre-stressing upper pressure plate (306) located below the pre-stressing top plate (303) to move in a vertical direction, and a pre-stressing bottom plate (301) is installed directly below the pre-stressing upper pressure plate (306). A pressing tool (307) is provided in the pre-pressing tool (307), a pre-pressing tool installation groove (308) for placing a battery pack is provided, a pre-pressing pressing cylinder (309) is installed at the bottom of the pre-pressing bottom plate (301) below the pre-pressing tool (307), the pre-pressing pressing cylinder (309) drives the upper pre-pressing pressing plate (310) to move in the vertical direction, and a pre-pressing pressing through hole is provided in the pre-pressing tool installation groove (308) for the pre-pressing pressing plate (310) to pass freely.

5. The automatic tab welding and forming device for soft-pack batteries according to claim 4, characterized in that: A plurality of guide columns (305) are installed between the pre-pressing upper pressing plate (306) and the pre-pressing top plate (303).

6. The automatic tab welding and forming device for soft-pack batteries according to claim 1, characterized in that: The tab positioning and loading assembly (4) comprises a tab loading X-axis module (401) mounted on a working platform (2); the tab loading X-axis module (401) drives the upper tab loading Y-axis module (403) to move in the left-right direction via the tab loading X-axis motion plate (402); the tab loading Y-axis module (403) drives the left tab loading Z-axis module (405) to move in the front-back direction via the tab loading Y-axis motion plate (404); the tab loading Z-axis module (405) drives the lower tab loading rotary cylinder (407) to move in the vertical direction via the tab loading Z-axis running plate (406); the tab loading rotary cylinder (407) drives the right tab loading bidirectional cylinder (408) to rotate; and the tab loading bidirectional cylinder (408) respectively drives two tab loading clamps (409) to move relative to each other in the front-back direction.

7. The automatic tab welding and forming device for soft-pack batteries according to claim 1, characterized in that: The welding assembly (6) includes two welding devices (601) installed in parallel on a work platform (2) along the left-right direction, a welding X-axis module (602) is installed on the work platform (2) in front of the welding devices (601), the welding X-axis module (602) drives the welding X-axis motion plate (603) to move in the left-right direction, a tab clamping mechanism is installed at the rear end of the welding X-axis motion plate (603), and a battery pack welding tool (610) is installed at the front end of the welding X-axis motion plate (603).

8. The automatic tab welding and forming device for soft-pack batteries according to claim 7, characterized in that: The tab clamping mechanism includes, from back to front, a tab pressing and lifting cylinder (605) and a tab lower support plate (607) mounted on a welding X-axis motion plate (603); the tab pressing and lifting cylinder (605) drives the upper tab pressing plate (606) above to move in the vertical direction; the clamping end of the front end of the tab upper pressing plate (606) is located directly above the tab lower support plate (607); A battery pack welding tool Y-axis module (609) is installed on the welding X-axis motion plate (603) below the battery pack welding tool (610), and the battery pack welding tool Y-axis module (609) drives the battery pack welding tool (610) above to move in the front-rear direction.

9. The automatic tab welding and forming device for soft-pack batteries according to claim 7, characterized in that: The rear end of the welding X-axis motion plate (603) is connected to a post-welding X-axis running guide mechanism (604) installed on the working platform (2), and the front end of the welding X-axis motion plate (603) is connected to a pre-welding X-axis guide mechanism (608) installed on the working platform (2).

10. The automatic tab welding and forming device for soft-pack batteries according to claim 7, characterized in that: A welding platform (612) adapted to the welding device (601) is installed on the working platform (2) at the front end of the welding device (601), and the two welding platforms (612) are installed on the working platform (2) via a welding bracket (611).

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