Sizing material feeding assembly for cell processing of soft package battery

Abstract

A sizing material feeding assembly for processing a battery cell of a soft package battery relates to the technical field of battery cell rubberizing and comprises a material frame arranged on a machine tool and used for containing sizing materials and a transfer unit for transferring the sizing materials in the material frame to a material table, and the sizing materials on the material table are moved to a film tearing unit through a feeding unit to be torn off and then attached to the surface of the battery cell; the transferring unit comprises a plurality of first suction cups used for adsorbing rubber materials and a first mechanical arm used for driving the first suction cups, the feeding unit comprises a plurality of second suction cups used for adsorbing the rubber materials on the material table and a second mechanical arm used for driving the second suction cups, feeding is efficiently and stably carried out, and the automation level of the rubberizing procedure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of core gluing, in particular to a glue feeding assembly for core processing of a soft-pack battery. Background Art

[0002] During the production process of a soft-pack battery module, 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 glued before stacking. Traditional gluing processes usually include steps such as feeding, film tearing of the glue, and positioning and bonding. Among them, glue feeding is a key link affecting the gluing efficiency and quality.

[0003] Currently, the glue feeding methods for soft-pack battery cores mainly rely on manual or semi-automatic feeding devices. The above two feeding methods not only have high labor intensity and low production efficiency, but also are prone to problems such as glue misalignment, glue contamination, or glue breakage due to improper operation. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a glue feeding assembly for core processing of a soft-pack battery, which can feed materials efficiently and stably, and improve the automation level of the gluing process.

[0005] To achieve the above purpose, the specific solution adopted by the utility model is as follows: A glue feeding assembly for core processing of a soft-pack battery includes a material frame for holding glue arranged on a machine tool, a transfer unit for transferring the glue in the material frame to a material table, and the glue on the material table is moved to a film tearing unit by a feeding unit for film tearing and then pasted on the surface of the core; the transfer unit includes a plurality of first suction cups for adsorbing the glue and a first robotic arm for driving the first suction cups, and the feeding unit includes a plurality of second suction cups for adsorbing the glue on the material table and a second robotic arm for driving the second suction cups.

[0006] As an optimized scheme of the above glue feeding assembly for core processing of a soft-pack battery: The material frame includes a bottom plate, and a plurality of baffle rods are arranged on the bottom plate, and the plurality of baffle rods enclose to form two material storage areas.

[0007] As another optimized scheme of the above glue feeding assembly for core processing of a soft-pack battery: The first robotic arm includes a first support frame fixedly connected to the machine tool, and a first driving component for driving the first suction cups to move vertically and a second driving component for driving the first suction cups to move horizontally are arranged on the first support frame.

[0008] As another optimized scheme of the above glue feeding assembly for core processing of a soft-pack battery: The first driving component includes a first fixing plate and a first cylinder for driving the first fixing plate to move vertically, and a plurality of connecting frames for installing the first suction cups are arranged on the first fixing plate.

[0009] As another optimized solution for the glue feeding assembly used in the processing of the core of the above-mentioned flexible battery: The second driving assembly includes a first mounting plate and a second air cylinder for driving the first mounting plate to move horizontally. The first air cylinder is fixedly installed on the first mounting plate.

[0010] As another optimized solution for the glue feeding assembly used in the processing of the core of the above-mentioned flexible battery: The first support frame includes two first vertical rods on the same side of the material frame. The tops of the two first vertical rods are fixedly connected by a horizontal plate, and the second air cylinder is fixedly installed on the horizontal plate.

[0011] As another optimized solution for the glue feeding assembly used in the processing of the core of the above-mentioned flexible battery: The material table includes a second support frame and a bearing table arranged at the top of the second support frame.

[0012] As another optimized solution for the glue feeding assembly used in the processing of the core of the above-mentioned flexible battery: The second suction cup is connected to the second robotic arm through a mounting seat. The mounting seat includes a second mounting plate, and a number of second fixing plates for fixedly installing the second suction cup are arranged on the second mounting plate.

[0013] As another optimized solution for the glue feeding assembly used in the processing of the core of the above-mentioned flexible battery: An intermediate plate is arranged between the second fixing plate and the second mounting plate. A third air cylinder is fixedly connected to the second mounting plate, and the intermediate plate is fixedly connected to the piston end of the third air cylinder; a spring for pushing the second fixing plate away from the intermediate plate is arranged between the intermediate plate and the second fixing plate.

[0014] As another optimized solution for the glue feeding assembly used in the processing of the core of the above-mentioned flexible battery: A sensor is fixedly arranged on the intermediate plate, and an induction sheet cooperating with the sensor is fixedly arranged on the second fixing plate.

[0015] Compared with the prior art, the present utility model has the following beneficial effects: The glue is located in the material frame. The glue in the material frame is adsorbed by the first suction cup, and the glue on the first suction cup is placed on the material table through the first robotic arm. Then, the glue on the material table is adsorbed by the second suction cup driven by the second robotic arm. The second robotic arm drives the glue to be pasted on the surface of the core after film tearing by the film tearing unit, realizing fully automatic feeding and improving the automation level of glue pasting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the present utility model;

[0017] Figure 2 is a partial enlarged view of the transfer unit;

[0018] Figure 3 is a schematic structural diagram of the feeding unit;

[0019] Figure 4 is a three-dimensional view of the loading unit;

[0020] Reference numerals: 1, machine tool; 2, transfer unit; 3, first support frame; 4, second cylinder; 5, first mounting plate; 6, first cylinder; 7, bracket; 8, first fixing plate; 9, connecting frame; 10, first suction cup; 11, material box; 12, bottom plate; 13, second support frame; 14, bearing platform; 15, first stop block; 16, push block; 17, fifth cylinder; 18, blanking hole; 19, clamping block; 20, second robotic arm; 21, second mounting plate; 22, third cylinder; 23, intermediate plate; 24, spring; 25, second fixing plate; 26, second suction cup; 27, anti-adhesion layer; 28, sensor; 29, sensing piece. Detailed implementation manners

[0021] The technical solutions of the present utility model will be further elaborated in detail below in combination with specific embodiments. For parts that are not detailedly recorded 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.

[0022] Embodiment

[0023] A glue feeding assembly for processing the core of a soft-pack battery includes a material box 11 provided on a machine tool 1 for containing glue, and a transfer unit 2 for transferring the glue in the material box 11 to a material table. In this embodiment, as Figure 1 shown, the number of the material boxes 11 is two and they are distributed along the feeding direction. After all the glue in one material box 11 is fed, the transfer unit 2 transfers the glue in the other material box 11 and replaces the empty material box 11. The entire feeding assembly does not need to stop the machine to replace the material box 11, improving the glue pasting efficiency. The material box 11 is slidably arranged on the machine tool 1 and can be fixed. The material box 11 includes a bottom plate 12. A plurality of baffle rods are arranged on the bottom plate 12, and the plurality of baffle rods enclose to form two material storage areas. Two sliders are fixedly connected to the bottom plate 12. Slide rails corresponding to the sliders one by one are fixedly connected to the machine tool 1, and the sliding direction of the bottom plate 12 is parallel to the length direction of the battery core; two connecting plates are fixedly connected to the machine tool 1. The two slide rails corresponding to one material box 11 are fixedly arranged on the connecting plates, and their connection method is bolt connection. A first positioning hole is opened on the bottom plate 12, and a second positioning hole capable of being coaxial with the first positioning hole is opened on the connecting plate. The bottom end of the positioning pin shaft is sequentially inserted into the first positioning hole and the second positioning hole to fix the bottom plate 12 on the machine tool 1. After the glue in this material box 11 is fed, the positioning pin is pulled out, and the material box 11 is slid out for replacement.

[0024] In this embodiment, 12 material blocking rods are fixedly connected to the bottom plate 12 and are divided into two groups, with 6 material blocking rods in each group. Each group of material blocking rods encloses a storage area for accommodating the rubber material. Among them, two material blocking rods are correspondingly arranged along the length direction of the long side of one rubber material. The connection mode between the material blocking rod and the bottom plate 12 is bolt connection; one material blocking rod is respectively arranged at the short sides of the rubber material. A first cushion plate fixedly connected to the bottom plate 12 is arranged at the bottom of the storage area, and the connection mode between the two is bolt connection.

[0025] The transfer unit 2 includes a plurality of first suction cups 10 for adsorbing the rubber material and a first robotic arm for driving the first suction cups 10. The first robotic arm includes a first support frame 3 fixedly connected to the machine tool 1. The first support frame 3 includes two first vertical rods located on the same side of the material frame 11. The bottom ends of the two first vertical rods are fixedly connected to the machine tool 1, and the connection mode between the first vertical rod and the machine tool 1 is bolt connection; the top ends of the two first vertical rods are fixedly connected by a horizontal plate, and the connection mode between the horizontal plate and the first vertical rod is bolt connection. A first driving component for driving the first suction cups 10 to move vertically and a second driving component for driving the first suction cups 10 to move horizontally are arranged on the first support frame 3. Among them, the first driving component includes a first fixing plate 8 and a first air cylinder 6 for driving the first fixing plate 8 to move vertically. A plurality of connection frames 9 for installing the first suction cups 10 are arranged on the first fixing plate 8; in this embodiment, the number of connection frames 9 is two, both fixedly connected to the first fixing plate 8. The connection frame 9 includes a vertical plate, the top end of the vertical plate is fixedly connected to the first fixing plate 8, and the connection mode between the two is bolt connection. A connecting rod is connected to the bottom end of the vertical plate, and the first suction cup 10 is fixed on the connecting rod. Three groups of first suction cups 10 are arranged along the length direction of the connecting rod on one connecting rod, and the number of each group of first suction cups 10 is two and they are located on both sides of the connecting rod. The second driving component includes a first mounting plate 5 and a second air cylinder 4 for driving the first mounting plate 5 to move horizontally, and the first air cylinder 6 is fixedly installed on the first mounting plate 5, and the second air cylinder 4 is fixedly installed on the horizontal plate. In this embodiment, both the first air cylinder 6 and the second air cylinder 4 are slide table air cylinders; the first fixing plate 8 is fixedly connected to the slide table of the first air cylinder 6 through a bracket 7, and the first mounting plate 5 is fixedly connected to the slide table of the second air cylinder 4. The transfer unit 2 can transfer two rubber materials at a time, and the two rubber materials are respectively located in the two storage areas of one material frame 11.

[0026] The material platform includes a second support frame 13 and a bearing platform 14 arranged at the top of the second support frame 13. The second support frame 13 includes a lower plate fixedly connected to the machine tool 1, and the connection method between the lower plate and the machine tool 1 is bolt connection. Four vertically arranged support rods are fixedly connected to the lower plate. The four support rods are respectively located at the four corners of the lower plate. The bottom end of the support rod is fixedly connected to the lower plate, and the top end of the support rod is fixedly connected to the bearing platform 14. Two second cushion plates are fixedly connected to the bearing platform 14. On each side of each second cushion plate, there is a first stop block 15 fixedly connected to the bearing platform 14. One end of the second cushion plate is provided with a second stop block fixedly connected to the bearing platform 14, and the other end of the second cushion plate is provided with a push block 16. The push block 16 is pushed by a fourth cylinder fixedly installed on the bearing platform 14 to move towards the second stop block, for adjusting the position of the rubber material.

[0027] The rubber material on the material platform is moved to the film tearing unit by the feeding unit to tear the film and then pasted on the surface of the battery cell. The feeding unit includes a plurality of second suction cups 26 for adsorbing the rubber material on the material platform and a second robotic arm 20 for driving the second suction cups 26. Specifically, the second robotic arm 20 is fixedly installed on the machine tool 1. The second suction cups 26 are connected to the second robotic arm 20 through a mounting seat. The mounting seat includes a second mounting plate 21. A number of second fixing plates 25 for fixedly installing the second suction cups 26 are arranged on the second mounting plate 21. The second fixing plates 25 are parallel to the second mounting plate 21, and the number of the second fixing plates 25 is two, which are respectively located at both ends of the second mounting plate 21. Four groups of second suction cups 26 are installed on each second fixing plate 25 and are distributed along the length direction of the second fixing plate 25. The number of each group of second suction cups 26 is two. A groove corresponding to the second suction cup 26 one by one is opened on the lower surface of the second fixing plate 25. The bottom end of the second suction cup 26 is located in the groove. The lower surface of the second fixing plate 25 is covered with an anti-sticking layer 27. The bottom end of the second suction cup 26 is flush with the surface of the anti-sticking layer 27, to prevent the rubber material from deforming.

[0028] An intermediate plate 23 is arranged between the second fixing plate 25 and the second mounting plate 21. Specifically, a third cylinder 22 is fixedly connected to the second mounting plate 21. The intermediate plate 23 is fixedly connected to the piston end of the third cylinder 22. A spring 24 for pushing the second fixing plate 25 away from the intermediate plate 23 is arranged between the intermediate plate 23 and the second fixing plate 25. A third fixing plate is fixedly connected to the upper surface of the second fixing plate 25, and the connection method between the two is bolt connection. Two guide rods are fixedly connected to the third fixing plate. A guide hole is opened on the intermediate plate 23. The top end of the guide rod passes through the guide hole and is fixed with a limit plate. The spring 24 is sleeved on the guide rod, and the setting of the spring 24 plays a buffering role.

[0029] A sensor 28 is fixedly connected to the middle plate 23, and an induction piece 29 is arranged on the second fixing plate 25. During the process of the third cylinder 22 pushing the middle plate 23 downward, the second fixing plate 25 is driven to move downward. After the second fixing plate 25 contacts the rubber material on the material table, the third cylinder 22 continues to push the middle plate 23 downward. At this time, relative movement occurs between the middle plate 23 and the second fixing plate 25. The sensor 28 and the induction piece 29 are provided to detect the displacement generated by the middle plate 23 relative to the second fixing plate 25, so as to avoid excessive downward displacement of the middle plate 23 and damage to the rubber material.

[0030] The film tearing unit includes a blanking cylinder fixedly connected to the machine tool 1. The cross-section of the blanking cylinder is square. A blanking hole 18 is provided on the machine tool 1. The bottom end of the blanking cylinder is fixedly installed on the machine tool 1 and corresponds to the blanking hole 18. A third mounting plate is fixedly connected to one side of the blanking cylinder. Clamping blocks 19 are arranged at both ends of the third mounting plate. The clamping blocks 19 are opened and closed by a fifth cylinder 17. The second suction cup 26 adsorbs the rubber material on the material table and moves it to the film tearing unit through the second robotic arm 20. The clamping blocks 19 clamp the film on the rubber material, and the second robotic arm 20 drives the rubber material to move to separate the film from the rubber material, and it flows out through the blanking cylinder and the blanking hole 18.

[0031] The working process of the present utility model is as follows: The material frame 11 is fixed on the machine tool 1. The second cylinder 4 drives the first suction cup 10 to be located above the material frame 11. The first cylinder 6 drives the first suction cup 10 to move downward to the upper surface of the rubber material, and adsorbs the uppermost rubber material on the first suction cup 10. The first cylinder 6 drives the first suction cup 10 to drive the rubber material to rise to the required position, and the second cylinder 4 drives the first suction cup 10 to move horizontally above the bearing table 14. The first cylinder 6 drives the first suction cup 10 to move downward, so that the rubber material on the first suction cup 10 is placed on the corresponding bearing table 14. The second robotic arm 20 drives the second suction cup 26 to above the bearing table 14 and descends to adsorb the rubber material on the bearing table 14, so that the rubber material is fixed on the second suction cup 26. The second robotic arm 20 drives the rubber material to the film tearing unit, and the fifth cylinder 17 drives the clamping blocks 19 to clamp and tear the rubber material film. The rubber material after film tearing is driven by the second robotic arm 20 to the surface of the battery cell for sticking glue.

[0032] 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. 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 these embodiments shown herein, but will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A glue feeding component for processing the battery core of a soft-pack battery, characterized in that: It includes a material frame (11) for containing rubber compound and arranged on a machine tool (1), and a transfer unit (2) for transferring the rubber compound in the material frame (11) to a material table. The rubber compound on the material table is moved to a film tearing unit by a feeding unit to tear the film and then applied to the surface of an electric core. The transfer unit (2) includes a plurality of first suction cups (10) for adsorbing the rubber compound and a first robotic arm for driving the first suction cups (10). The feeding unit includes a plurality of second suction cups (26) for adsorbing the rubber compound on the material table and a second robotic arm (20) for driving the second suction cups (26).

2. The glue feeding assembly for the core processing of a soft-pack battery according to claim 1, wherein: The material frame (11) includes a bottom plate (12), and a plurality of material blocking rods are arranged on the bottom plate (12), and the plurality of material blocking rods enclose to form two material storage areas.

3. The glue feeding assembly for the core processing of a soft-pack battery according to claim 1, characterized in that: The first robotic arm includes a first support frame (3) fixedly connected to the machine tool (1). A first driving component for driving the first suction cups (10) to move vertically and a second driving component for driving the first suction cups (10) to move horizontally are arranged on the first support frame (3).

4. The glue feeding assembly for processing the core of a soft-pack battery according to claim 3, wherein: The first driving component includes a first fixing plate (8) and a first cylinder (6) for driving the first fixing plate (8) to move vertically. A plurality of connecting frames (9) for installing the first suction cups (10) are arranged on the first fixing plate (8).

5. The glue feeding assembly for processing the core of a soft-pack battery according to claim 4, characterized in that: The second driving component includes a first mounting plate (5) and a second cylinder (4) for driving the first mounting plate (5) to move horizontally, and the first cylinder (6) is fixedly installed on the first mounting plate (5).

6. The feeding assembly for glue used in the processing of the core of a soft-pack battery as described in claim 5, wherein: The first support frame (3) includes two first vertical rods on the same side of the material frame (11). The tops of the two first vertical rods are fixedly connected by a horizontal plate, and the second cylinder (4) is fixedly installed on the horizontal plate.

7. The glue feeding assembly for the core processing of a soft-pack battery according to claim 1, characterized in that: The material table includes a second support frame (13) and a bearing table (14) arranged at the top of the second support frame (13).

8. The glue feeding assembly for the core processing of a soft-pack battery as described in claim 1, characterized in that: The second suction cups (26) are connected to the second robotic arm (20) through a mounting seat. The mounting seat includes a second mounting plate (21), and a plurality of second fixing plates (25) for fixedly installing the second suction cups (26) are arranged on the second mounting plate (21).

9. The glue feeding assembly for the core processing of a soft-pack battery according to claim 8, characterized in that: An intermediate plate (23) is arranged between the second fixing plate (25) and the second mounting plate (21). A third cylinder (22) is fixedly connected to the second mounting plate (21), and the intermediate plate (23) is fixedly connected to the piston end of the third cylinder (22). A spring (24) for pushing the second fixing plate (25) away from the intermediate plate (23) is arranged between the intermediate plate (23) and the second fixing plate (25).

10. The glue feeding assembly for processing the core of a soft-pack battery as described in claim 9, characterized in that: A sensor (28) is fixedly arranged on the intermediate plate (23), and an induction sheet (29) cooperating with the sensor (28) is fixedly arranged on the second fixing plate (25).

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