Battery cell rubberizing equipment of soft package battery

Abstract

A battery cell rubberizing device of a soft package battery relates to the technical field of battery cell rubberizing, and comprises a transmission mechanism arranged on a machine tool and used for transmitting a battery cell, and a turnover mechanism, a rubberizing mechanism and a rolling mechanism which are sequentially arranged along the battery cell transmission direction, the turnover mechanism comprises a clamping assembly used for clamping a battery cell and a first driving assembly used for lifting the clamping assembly, the clamping assembly comprises a plurality of clamping units, each clamping unit comprises two first clamping jaws capable of moving oppositely and oppositely, and a clamping area is formed between the two first clamping jaws; the two first clamping jaws are driven by a second driving assembly to rotate. The rubberizing mechanism comprises a fixing assembly used for fixing the battery cell, a third driving assembly used for lifting the fixing assembly and a transferring assembly used for placing the rubber material on the battery cell, full-automatic rubberizing is achieved, and the processing efficiency and precision of the soft package battery are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of core pasting, in particular to a core pasting device for a soft-pack battery. Background Art

[0002] In the production process of a battery module of a soft-pack battery, cores are combined in a stacked manner to form a complete battery module. To ensure the fixation and thermal management performance between the cores, each core needs to be pasted before stacking. Traditional pasting methods mainly include manual pasting and semi-automatic pasting. Among them, manual pasting has low productivity, and it is easy to cause inconsistent tape fitting positions, tensions or angles due to human factors, affecting the overall performance and safety of the battery module; semi-automatic pasting usually uses simple mechanical guidance and is prone to problems such as rubber material deviation. Therefore, there is an urgent need for a high-precision and high-efficiency pasting device. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a core pasting device for a soft-pack battery, which realizes fully automatic pasting and improves the processing efficiency and precision of the soft-pack battery.

[0004] To achieve the above purpose, the specific solution adopted by the utility model is as follows: A core pasting device for a soft-pack battery includes a transmission mechanism arranged on a machine tool and used for transmitting cores. Along the core transmission direction, a flipping mechanism, a pasting mechanism and a rolling mechanism are sequentially arranged. The flipping mechanism includes a clamping component for clamping the core and a first driving component for lifting the clamping component. The clamping component includes a plurality of clamping units. Each clamping unit includes two first jaws that can move towards and away from each other, so as to form a clamping area between the two first jaws. The two first jaws are driven to rotate by a second driving component; the pasting mechanism includes a fixing component for fixing the core, a third driving component for lifting the fixing component and a transfer component for placing the rubber material on the core. The fixing component includes a plurality of fixing units. Each fixing unit includes two second jaws that can move towards and away from each other, so as to form a fixing area between the two second jaws; the transfer component includes a suction cup for adsorbing the core and a robotic arm for driving the suction cup; the rolling mechanism includes a plurality of rollers and a fourth driving component for driving the rollers.

[0005] As an optimized scheme of the above core pasting device for a soft-pack battery: The transmission mechanism includes a conveyor belt. A plurality of bearing units are fixedly arranged on the conveyor belt along its length direction. Each bearing unit includes two symmetrically arranged bearing plates. Limiting members are arranged at both ends of each bearing plate. The four limiting members enclose an accommodation space for accommodating the core.

[0006] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: the first driving component includes a first support plate located on one side of the conveyor belt, a first mounting plate pushed by a first cylinder is slidably connected to the first support plate, and the clamping component is arranged on the first mounting plate.

[0007] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: the second driving assembly includes a rotating plate rotatably connected to the first mounting plate and a rotating cylinder for driving the rotating plate to rotate, the rotating cylinder is fixedly mounted on the first support plate, and the two first clamps are slidably arranged on the rotating plate and driven by the second cylinder to move toward or away from each other.

[0008] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: a plurality of first clamping blocks are fixedly provided on each of the first clamping jaws, and a groove is provided on the first clamping block.

[0009] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: the third driving component includes a second support plate located on one side of the conveyor belt, a second mounting plate is slidably connected to the second support plate, and the fixing component is arranged on the second mounting plate.

[0010] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: the fixing unit also includes a third cylinder fixedly mounted on the second mounting plate, which is used to drive the second clamping jaws to move toward or away from each other.

[0011] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: a plurality of push blocks corresponding to the fixed units are provided on the side of the conveyor belt away from the second support plate, and the push blocks are pushed to reciprocate along the width direction of the conveyor belt by the fourth cylinder.

[0012] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: the fourth driving component includes a support rod, on which a first connecting plate and a fifth cylinder for driving the first connecting plate to reciprocate are slidably arranged, and the first connecting plate is provided with several sixth cylinders corresponding to the rollers one by one, and the piston end of the sixth cylinder is fixedly connected to the second connecting plate, and the roller is rotatably connected to the second connecting plate.

[0013] As another optimization solution for the above-mentioned soft-pack battery cell gluing equipment: a fixing frame is provided on the second connecting plate, the roller is rotatably connected to the fixing frame, and a third spring is provided between the fixing frame and the second connecting plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects: The transmission mechanism conveys the battery cell to the flipping mechanism to flip the battery cell, and then conveys the battery cell to the glue pasting mechanism. The two second jaws fix the battery cell, and the robotic arm drives the suction cup to paste the glue material adsorbed on the suction cup on the surface of the battery cell. The second jaws release the fixation of the battery cell. The transmission mechanism conveys the battery cell to the rolling mechanism, and the roller rolls the glue material driven by the fourth driving component, improving the bonding force between the glue material and the battery cell. Description of the Drawings

[0015] Figure 1 is the structural schematic diagram of the utility model;

[0016] Figure 2 is the three-dimensional view of the utility model;

[0017] Figure 3 is Figure 2 the partial enlarged view at B in

[0018] Figure 4 the structural schematic diagram of the transfer component;

[0019] Figure 5 is the three-dimensional view of the transfer component from another angle;

[0020] Figure 6 is Figure 1 the partial enlarged view at A in

[0021] Reference Numerals: 1, machine tool; 2, transmission mechanism; 3, conveyor belt; 4, cushion block; 5, carrier plate; 6, limiting member; 7, battery cell; 8, flipping mechanism; 9, glue pasting mechanism; 10, transfer component; 11, rolling mechanism; 12, first support plate; 13, first cylinder; 14, first mounting plate; 15, rotary cylinder; 16, second cylinder; 17, first jaw; 18, first clamping block; 19, second support plate; 20, second jaw; 21, bracket; 22, fourth cylinder; 23, pushing block; 24, first spring; 25, third connecting plate; 26, third cylinder; 27, seventh cylinder; 28, fourth connecting plate; 29, third slide rail; 30, first connecting plate; 31, fifth cylinder; 32, roller; 33, sixth cylinder; 34, third spring; 35, first fixing plate; 36, ninth cylinder; 37, intermediate plate; 38, second sensor; 39, second sensing piece; 40, third mounting plate; 41, anti-adhesive layer; 42, second spring; 43, suction cup; 44, support rod; 45, fourth mounting plate; 46, second connecting plate; 47, fixing frame. Detailed Embodiments

[0022] The technical solution of the present utility model will be further elaborated in detail in conjunction with specific embodiments. For the parts not detailedly described and disclosed in the following embodiments of the present utility model, they should all be understood as the prior art known or should be known to those skilled in the art.

[0023] Embodiment

[0024] A core pasting device for a soft-pack battery, including a transmission mechanism 2 arranged on a machine tool 1 and used for transmitting a core 7. The transmission mechanism 2 includes a conveyor belt 3 rotatably arranged on the machine tool 1. A plurality of loading units are fixedly arranged on the conveyor belt 3 and distributed along its length direction. The loading units move synchronously with the conveyor belt 3. The core 7 is placed on the loading units, and then the conveyor belt 3 drives the core 7 to move synchronously. The loading unit includes two symmetrically arranged loading plates 5. The loading plates 5 are fixedly connected to the conveyor belt 3. Specifically, the loading plates 5 are connected to the conveyor belt 3 through cushion blocks 4. The cushion blocks 4 are fixedly connected to the conveyor belt 3, and the connection manner between the two is bolt connection; the loading plates 5 are fixedly connected to the cushion blocks 4, and the connection manner between the two is bolt connection. Limit members 6 are arranged at both ends of each loading plate 5. The four limit members 6 enclose an accommodation space for accommodating the core 7. In this embodiment, the loading plate 5 has two limit members 6. The limit members 6 are located above the loading plate 5 and fixedly connected to the loading plate 5. The connection manner between the two is bolt connection. A first baffle is vertically fixedly connected to the limit member 6 away from the other loading plate 5, and the height of the first baffle is higher than the upper surface of the core 7; a second baffle is vertically arranged at the edge of the limit member 6 away from the end of the same loading plate 5, and the height of the second baffle is lower than the upper surface of the core 7. The lower surface of the core 7 is located in the accommodation space formed by the four limit members 6. The lower surface of the tab of the core 7 is in contact with the end of the second baffle and extends out of the accommodation space.

[0025] A flipping mechanism 8, a gluing mechanism 9, and a rolling mechanism 11 are sequentially arranged along the conveying direction of the battery cells 7. That is, three workstations are sequentially arranged along the conveying direction of the battery cells 7. The first workstation corresponds to the flipping mechanism 8, the second workstation corresponds to the gluing mechanism 9, and the third workstation corresponds to the rolling mechanism 11. The flipping mechanism 8 includes a clamping assembly for clamping the battery cells 7 and a first drive assembly for lifting the clamping assembly. The clamping assembly includes a plurality of clamping units, each of which includes two first clamping jaws 17 that can move toward and away from each other, forming a clamping area between the two first clamping jaws 17. The two first clamping jaws 17 are driven to rotate by the second drive assembly. The first drive assembly includes a first support plate 12 located on one side of the conveyor belt 3. The first support plate 12 is a square plate-shaped structure, and the first support plate 12 is connected to the machine tool 1 by bolts. A first mounting plate 14, which is pushed by a first cylinder 13, is slidably connected to the first support plate 12. Two first slide rails, which are parallel to each other and vertically arranged, are fixedly connected to the first support plate 12. The two are connected by bolts. A first slider corresponding to the first slide rails is fixedly connected to the first mounting plate 14, and the first slider can slide along the first slide rails. The first mounting plate 14 is driven to reciprocate in the vertical direction by the first cylinder 13. The first cylinder 13 is fixedly mounted on the first support plate 12, and the first cylinder 13 is located on the side away from the conveyor belt 3, while the first mounting plate 14 is located on the side close to the conveyor belt 3. A transmission plate is vertically fixed at the center position of the top of the first mounting plate 14. The end of the transmission plate passes through the first support plate 12 and is fixedly connected to the end of the piston rod of the first cylinder 13, so that the first cylinder 13 can drive the first mounting plate 14 to move vertically. The clamping assembly is set on the first mounting plate 14.

[0026] In this embodiment, there are two clamping units and they are distributed along the transmission direction of the battery cell 7. One clamping unit corresponds to one battery cell 7. The second driving assembly includes a rotating plate rotatably connected to the first mounting plate 14 and a rotating cylinder 15 for driving the rotating plate to rotate. The rotating cylinder 15 is fixedly mounted on the first support plate 12 and is located on the side of the first support plate 12 away from the conveyor belt 3. The rotating plate is fixedly connected to the piston of the rotating cylinder 15; the two first clamping jaws 17 are slidably arranged on the rotating plate and are driven to move toward or away from each other by the second cylinder 16. Specifically, the second cylinder 16 is fixedly mounted on the rotating plate. The second cylinder 16 is a double-acting cylinder, that is, the piston of the second cylinder 16 is fixedly connected to the two first clamping jaws 17 respectively, that is, one end of the first clamping jaw 17 is fixedly connected to the piston of the second cylinder 16, and the other end of the first clamping jaw 17 extends to the other side of the conveyor belt 3.

[0027] A plurality of first clamping blocks 18 distributed along the length direction are fixedly connected to each first clamping jaw 17. In this embodiment, each first clamping jaw 17 has two first clamping blocks 18. The connection mode between the first clamping block 18 and the first clamping jaw 17 is bolt connection. A groove is formed in the first clamping block 18 with an opening facing the clamping area and allowing the edge of the battery cell 7 to extend into it. The two first clamping blocks 18 of the first clamping jaw 17 are located between the two limiting members 6 to prevent the first clamping block 18 from colliding with the limiting member 6. In this embodiment, two first sensors corresponding to the two clamping units are fixedly connected to the first mounting plate 14, and a first sensing piece is fixedly connected to the rotating plate. The first sensor can sense the first sensing piece during the rotation of the first clamping jaw 17.

[0028] The working principle of the flipping mechanism 8 is as follows: The conveying mechanism 2 conveys the battery cell 7 to the first station. The first air cylinder 13 drives the first mounting plate 14 to move downward, and the first clamping jaw 17 synchronously moves downward to the required position. The first air cylinder 13 locks the position of the first mounting plate 14. The second air cylinder 16 drives the two corresponding first clamping jaws 17 to move towards each other until the edge of the battery cell 7 abuts against the first clamping block 18. The first air cylinder 13 drives the first mounting plate 14 to move upward, thereby driving the battery cell 7 between the two first clamping jaws 17 to move upward to the required position. The rotary air cylinder 15 drives the first clamping jaw 17 to rotate 180° to flip the upper and lower surfaces of the battery cell 7. The first air cylinder 13 drives the first mounting plate 14 to move downward until the battery cell 7 is located on the bearing plate 5. The second air cylinder 16 drives the two corresponding first clamping jaws 17 to move away from each other, separating the first clamping jaw 17 from the battery cell 7. The first air cylinder 13 lifts the first clamping jaw 17 above the conveying mechanism 2 to facilitate the next battery cell 7 to enter the first station.

[0029] The adhesive application mechanism 9 includes a fixing assembly for securing the battery cells 7, a third drive assembly for lifting the fixing assembly, and a transfer assembly 10 for applying adhesive to the battery cells 7. The fixing assembly includes several fixing units. In this embodiment, there are two fixing units, one for each battery cell 7. The fixing unit includes two second clamping jaws 20 that can move toward and away from each other, forming a fixed area between the two second clamping jaws 20. The third drive assembly includes a second support plate 19 located on one side of the conveyor belt 3. A second mounting plate is slidably connected to the second support plate 19, and the fixing assembly is mounted on the second mounting plate. Two parallel, vertically arranged second rails are fixedly connected to the second support plate 19, connected by bolts. Second sliders, corresponding to the second rails, are fixedly connected to the second mounting plate and can slide along the second rails. The second mounting plate is driven to reciprocate vertically by a seventh cylinder 27. The seventh cylinder 27 is fixed to the second support plate 19, facing away from the conveyor belt 3, while the second mounting plate is located near the conveyor belt 3. A transmission plate is vertically fixed to the center of the top of the second mounting plate. The end of the transmission plate passes through the first support plate 12 and is fixedly connected to the end of the piston rod of the seventh cylinder 27, enabling the seventh cylinder 27 to drive the second mounting plate to move vertically. In this embodiment, the second support plate 19 is fixedly connected to the machine tool 1 via a bracket 21.

[0030] The second mounting plate is fixedly connected to a guide rail extending along the transmission direction of the battery cell 7, and the second clamping jaws 20 are fixedly connected to a guide block. All guide blocks are slidably set on the guide rail, and the two second clamping jaws 20 in each fixed unit are driven by a third cylinder 26 installed on the second mounting plate, so that the two second clamping jaws 20 move toward or away from each other. When the two second clamping jaws 20 move toward each other, the edge of the battery cell 7 collides with the second clamping jaws 20, that is, the two second clamping jaws 20 fix the battery cell 7; the second clamping jaws 20 are provided with an avoidance groove on the side facing the fixed area for avoiding the limit member 6 to ensure that the second clamping jaws 20 can smoothly clamp the battery cell 7.

[0031] On the side of the conveyor belt 3 facing away from the second support plate 19, there are a number of pushing blocks 23 corresponding to the fixing unit. The number of pushing blocks 23 is two. The pushing blocks 23 are pushed by the fourth cylinder 22 to reciprocate in the width direction of the conveyor belt 3. A support frame is fixedly connected to the machine tool 1. The support frame includes two vertical rods. The bottoms of the two vertical rods are fixedly connected by a lower plate, and the connection method is bolt connection. The tops of the two vertical rods are fixedly connected by an upper plate, and the connection method is bolt connection. The lower plate is fixedly connected to the machine tool 1, and the connection method between the two is bolt connection. The number of the fourth cylinders 22 is two, and they are both fixedly installed on the support frame. The piston end of the fourth cylinder 22 is fixedly connected to a third connecting plate 25, and the third connecting plate 25 is arranged vertically. Two connecting rods are fixedly connected to the pushing block 23. One end of the connecting rod is fixedly connected to the pushing block 23, and the other end of the connecting rod passes through the third connecting plate 25 and is fixedly connected to a limiting plate. A first spring 24 is arranged between the third connecting plate 25 and the pushing block 23. The number of the first springs 24 is the same as the number of the connecting rods, and the first springs 24 are respectively sleeved on the corresponding connecting rods. The pushing block 23 is used to adjust the position of the battery cell 7 so that it corresponds to the adhesive of the transfer assembly 10, ensuring the adhesive quality.

[0032] The transfer assembly 10 includes a suction cup 43 for adsorbing the battery cell 7 and a robotic arm for driving the suction cup 43. The suction cup 43 is connected to the robotic arm through a mounting seat, and the robotic arm is fixedly installed on the machine tool 1. Specifically, the mounting seat includes a third mounting plate 40. A number of first fixing plates 35 for fixedly installing the suction cup 43 are arranged on the third mounting plate 40. The first fixing plates 35 are parallel to the third mounting plate 40, and the number of the first fixing plates 35 is two, which are respectively located at both ends of the third mounting plate 40. Four groups of suction cups 43 are installed on each first fixing plate 35 and extend along the length direction of the first fixing plate 35. The number of each group of suction cups 43 is two. A groove corresponding to the suction cup 43 is opened on the lower surface of the first fixing plate 35. The bottom end of the suction cup 43 is located in the groove, and the lower surface of the first fixing plate 35 is covered with an anti-sticking layer 41. The bottom end of the suction cup 43 is flush with the surface of the anti-sticking layer 41, avoiding the deformation of the adhesive.

[0033] An intermediate plate 37 is arranged between the first fixing plate 35 and the third mounting plate 40. Specifically, a ninth cylinder 36 is fixedly connected to the third mounting plate 40, and the intermediate plate 37 is fixedly connected to the piston end of the ninth cylinder 36. A second spring 42 for pushing the first fixing plate 35 away from the intermediate plate 37 is arranged between the intermediate plate 37 and the first fixing plate 35. A second fixing plate is fixedly connected to the upper surface of the first fixing plate 35, and the connection method between the two is bolt connection. Two guide rods are fixedly connected to the second fixing plate. A guide hole is opened on the intermediate plate 37. The top end of the guide rod passes through the guide hole and is fixed with a limiting plate. The second spring 42 is sleeved on the guide rod, and the setting of the second spring 42 plays a buffering role.

[0034] A second sensor 38 is fixedly connected to the middle plate 37. A second induction piece 39 is arranged on the first fixing plate 35. During the process of the ninth cylinder 36 pushing the middle plate 37 downward, the first fixing plate 35 is driven to move downward. After the first fixing plate 35 contacts the rubber material on the material table, the ninth cylinder 36 continues to push the middle plate 37 downward. At this time, relative movement occurs between the middle plate 37 and the first fixing plate 35. The second sensor 38 and the second induction piece 39 are provided to detect the displacement generated by the middle plate 37 relative to the first fixing plate 35, so as to avoid excessive downward displacement of the middle plate 37 and damage to the rubber material.

[0035] The rolling mechanism 11 includes a plurality of rollers 32 and a fourth driving component for driving the rollers 32. In this embodiment, the number of rollers 32 is two, which are used to roll two battery cells 7 respectively; the fourth driving component includes a support rod 44. The support rod 44 includes a vertical part and a horizontal part that are fixedly connected to each other. The vertical part is located on one side of the conveyor belt 3 and the bottom end of the vertical part is fixedly connected to the machine tool 1, and the connection method between the two is bolt connection. The top end of the vertical part is fixedly connected to one end of the horizontal rod, and the connection method between the two is bolt connection. The other end of the horizontal part extends towards the other side of the conveyor belt 3. A first connecting plate 30 is slidably arranged on the support rod 44 and a fifth cylinder 31 for driving the first connecting plate 30 to reciprocate. Specifically, a third fixing plate is fixedly connected to the horizontal part. The third fixing plate extends along the length direction of the horizontal part. A third slide rail 29 is fixedly connected to the third fixing plate. A third slider capable of sliding along the third slide rail 29 is fixedly connected to the first connecting plate 30. The fifth cylinder 31 is fixedly installed on the third fixing plate.

[0036] A plurality of sixth cylinders 33 corresponding to the rollers 32 one by one are arranged on the first connecting plate 30. The number of the sixth cylinders 33 is two. Specifically, a fourth mounting plate 45 is vertically and fixedly connected above the first connecting plate 30. Fourth connecting plates 28 are fixedly connected to both ends of the fourth mounting plate 45. The sixth cylinders 33 are fixedly installed on the fourth connecting plates 28. The piston end of the sixth cylinder 33 is fixedly connected to a second connecting plate 46. The roller 32 is rotatably connected to the second connecting plate 46. Specifically, a fixing frame 47 is arranged on the second connecting plate 46. The roller 32 is rotatably connected to the fixing frame 47. A third spring 34 is arranged between the fixing frame 47 and the second connecting plate 46. The third spring 34 plays a buffering role to avoid damage to the battery cell 7 during the rolling process of the roller 32.

[0037] In the present utility model, all cylinders and robotic arms are controlled by a control unit to run and pause.

[0038] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to the embodiments shown herein, but rather to the broadest scope consistent with the principles and novel features disclosed herein.

Claims

1. A core pasting device for a soft-pack battery, characterized in that: It includes a transmission mechanism (2) arranged on a machine tool (1) and used for transmitting a battery cell (7). A turnover mechanism (8), a glue pasting mechanism (9) and a rolling mechanism (11) are sequentially arranged along the transmission direction of the battery cell (7). The turnover mechanism (8) includes a clamping assembly for clamping the battery cell (7) and a first driving assembly for lifting the clamping assembly. The clamping assembly includes a plurality of clamping units. Each clamping unit includes two first clamping jaws (17) capable of moving towards and away from each other, so as to form a clamping area between the two first clamping jaws (17). The two first clamping jaws (17) are driven to rotate by a second driving assembly. The glue pasting mechanism (9) includes a fixing assembly for fixing the battery cell (7), a third driving assembly for lifting the fixing assembly and a transfer assembly (10) for placing glue on the battery cell (7). The fixing assembly includes a plurality of fixing units. Each fixing unit includes two second clamping jaws (20) capable of moving towards and away from each other, so as to form a fixing area between the two second clamping jaws (20). The transfer assembly (10) includes a suction cup (43) for adsorbing the battery cell (7) and a robotic arm for driving the suction cup (43). The rolling mechanism (11) includes a plurality of rollers (32) and a fourth driving assembly for driving the rollers (32).

2. The core pasting device for a soft-pack battery according to claim 1, wherein: The transmission mechanism (2) includes a conveyor belt (3). A plurality of bearing units are fixedly arranged on the conveyor belt (3) and distributed along its length direction. Each bearing unit includes two symmetrically arranged bearing plates (5). Limit members (6) are arranged at both ends of each bearing plate (5). The four limit members (6) enclose an accommodation space for accommodating the battery cell (7).

3. The core pasting device for a soft-pack battery according to claim 1, characterized in that: The first driving assembly includes a first support plate (12) located on one side of the conveyor belt (3). A first mounting plate pushed by a first air cylinder (13) is slidably connected to the first support plate (12). The clamping assembly is arranged on the first mounting plate (14).

4. The core pasting device for a soft-pack battery according to claim 3, characterized in that: The second driving assembly includes a rotating plate rotatably connected to the first mounting plate (14) and a rotary air cylinder (15) for driving the rotating plate to rotate. The rotary air cylinder (15) is fixedly installed on the first support plate (12). The two first clamping jaws (17) are slidably arranged on the rotating plate and are driven to move towards or away from each other by a second air cylinder (16).

5. The core pasting device for a soft-pack battery according to claim 1, wherein: A plurality of first clamping blocks (18) are fixedly arranged on each first clamping jaw (17), and grooves are formed in the first clamping blocks (18).

6. The core pasting device for a soft-pack battery according to claim 1, characterized in that: The third driving assembly includes a second support plate (19) located on one side of the conveyor belt (3). A second mounting plate is slidably connected to the second support plate (19). The fixing assembly is arranged on the second mounting plate.

7. The core pasting device for a soft-pack battery according to claim 6, characterized in that: The fixing unit further includes a third air cylinder (26) fixedly installed on the second mounting plate for driving the second clamping jaws (20) to move towards or away from each other.

8. The core gluing device of a soft-pack battery according to claim 6, characterized in that: A plurality of push blocks (23) corresponding to the fixing units are arranged on the side of the conveyor belt (3) facing away from the second support plate (19). The push blocks (23) are pushed by a fourth air cylinder (22) to reciprocate along the width direction of the conveyor belt (3).

9. The core pasting device for a soft-pack battery according to claim 1, characterized in that: The fourth driving component includes a support rod (44), on which a first connecting plate (30) is slidably arranged and a fifth cylinder (31) for driving the first connecting plate (30) to reciprocate. A number of sixth cylinders (33) corresponding to the rollers (32) one by one are arranged on the first connecting plate (30). The piston end of the sixth cylinder (33) is fixedly connected with a second connecting plate (46), and the roller (32) is rotatably connected with the second connecting plate (46).

10. The core pasting device for a soft-pack battery according to claim 9, characterized in that: A fixing frame (47) is arranged on the second connecting plate (46). The roller (32) is rotatably connected with the fixing frame (47), and a third spring (34) is arranged between the fixing frame (47) and the second connecting plate (46).

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