Manual extrusion sleeve steel belt device for square-shell battery module

Abstract

The invention relates to a square shell battery module manual extrusion sleeve steel belt device which comprises an operation platform, a tool assembly used for machining a square shell battery module is arranged on the operation platform, the tool assembly comprises a tool bottom plate and tool side plates located on the front side and the rear side of the tool bottom plate, and a tool fixing assembly is arranged on the left side of the tool bottom plate; a tool extrusion assembly is arranged on the right side of the tool bottom plate, and a square battery bottom supporting plate is installed on the part, on the right side of the tool fixing assembly, of the tool bottom plate. The device is simple in structure, flexible and convenient to operate and high in compatibility. Front and back limiting treatment is performed through the front and back square battery stacking limiting plates, so that the stability of the battery module in the pressurizing process is improved.

Description

Technical Field

[0001] The present invention relates to the technical field related to the processing of battery modules, and particularly relates to a manual extrusion and steel strip sleeving device for square shell battery modules. Background Art

[0002] The main function of a battery module is to connect multiple battery cells together to increase the voltage and energy storage capacity of the battery system. By connecting the battery cells in parallel or series, the battery module can meet the electrical energy requirements of different applications. Connecting the battery cells in series can increase the total voltage, while connecting the battery cells in parallel can increase the total capacity.

[0003] After retrieval, it is found that the existing Chinese patent publication number is CN217649698U, which discloses an extrusion and packing tooling for an energy storage battery module, including a base plate. A guide rail is provided on the base plate. One end of the guide rail is provided with a first fixed seat. A movable block is slidably connected to the guide rail. A second fixed seat and a push rod are provided on the movable block. The end of the push rod is connected with a first pressing plate. The other end of the guide rail is provided with a fixed end plate. A second pressing plate is provided on the fixed end plate. First long waist holes are opened in the centers of the first pressing plate and the second pressing plate. Steel strip support rods are provided on both the first pressing plate and the second pressing plate. The steel strip support rods are fixed in the first long waist holes by bolts. The structure of the present invention is simple and novel. By rotating the hand crank on the lead screw, the first pressing plate is pushed to continuously extrude the battery module, which is not limited by the size of the battery cells and the module size, meets two packing forms of packing belt packing and steel strip packing, has a wide application range, and is convenient to operate.

[0004] In the existing battery module processing device, during the pressurized installation process of the battery module, no limiting mechanism is designed on both its front and rear sides, and it can only extrude and pack battery modules with a fixed number of strings, and cannot be adjusted according to the required number of battery module strings.

[0005] In view of the above defects, the designer actively conducts research and innovation in order to create a manual extrusion and steel strip sleeving device for square shell battery modules, making it more valuable in industry. Summary of the Invention

[0006] To solve any one of the above technical problems, the purpose of the present invention is to provide a manual extrusion and steel strip sleeving device for square shell battery modules.

[0007] To achieve the above purpose, the present invention adopts the following technical solutions:

[0008] A manual extrusion and steel strip sleeving device for square shell battery modules, including an operation platform, and a tooling assembly for processing square battery modules is arranged on the operation platform;

[0009] The tooling component includes a tooling base plate and tooling side plates located on the front and rear sides of the tooling base plate. A tooling fixing component is arranged on the left side of the tooling base plate, and a tooling extrusion component is arranged on the right side of the tooling base plate. A square battery bottom support plate is installed on the tooling base plate on the right side of the tooling fixing component;

[0010] The tooling fixing component includes a fixing seat installed on the tooling base plate. A first pressing plate is slidably installed along the left-right direction on the right side of the fixing seat, and a lower steel belt limiting groove is installed at the bottom of the first pressing plate;

[0011] The tooling extrusion component successively includes an extrusion bottom plate and an extrusion top plate from bottom to top. A speed reducer is installed on the right side of the extrusion bottom plate through a speed reducer fixing seat. The output shaft of the speed reducer is successively connected to the extrusion top plate on the left side through a coupling and a trapezoidal lead screw. The left side of the trapezoidal lead screw is installed on the extrusion bottom plate through a pedestal bearing, and a second pressing plate is installed on the top left side of the extrusion top plate.

[0012] As a further improvement of the present invention, square battery stacking limiting plates distributed along the left-right direction are installed on the inner side of the tooling side plates.

[0013] As a further improvement of the present invention, a steel belt limiting adjustment block is installed on the right side of the square battery bottom support plate.

[0014] As a further improvement of the present invention, the steel belt limiting adjustment block is installed on the inner bottom side of the square battery bottom support plate through a steel belt limiting guide rail module, and the steel belt limiting adjustment block can be locked in a steel belt limiting threaded hole on the tooling base plate through a steel belt limiting bolt.

[0015] As a further improvement of the present invention, a first guide rail module distributed along the left-right direction is installed on the tooling base plate. The extrusion bottom plate moves along the left-right direction on the first guide rail module. A second guide rail module distributed along the left-right direction is installed on the extrusion bottom plate. The extrusion top plate moves along the left-right direction on the second guide rail module.

[0016] As a further improvement of the present invention, a plurality of bushings are installed on the right side of the fixing seat, and a plurality of guide shafts adapted to the above bushings are installed on the left side of the first pressing plate.

[0017] As a further improvement of the present invention, a pressure sensor is installed between the first pressing plate and the fixing seat. A pressure digital display meter and a protective cover located on the outer side of the bottom of the pressure digital display meter are installed on the left side of the fixing seat.

[0018] As a further improvement of the present invention, a plurality of first end plate positioning pins are installed on the right side of the first pressing plate, and a plurality of second end plate positioning pins are installed on the left side of the second pressing plate.

[0019] As a further improvement of the present invention, a hand crank is installed on the speed reducer.

[0020] With the above solution, the present invention has at least the following advantages:

[0021] The device structure of the present invention is simplified, the operation is flexible and convenient, and the compatibility is strong.

[0022] The present invention performs front and rear limiting treatment through two square battery stacking limiting plates before and after, thereby improving the stability of the battery module during the pressurization process.

[0023] The present invention can be flexibly adjusted according to the required number of battery module strings by installing a steel belt limiting and adjusting block on the right side of the bottom support plate of the square battery, thereby increasing its applicable range.

[0024] The above description is only an overview of the technical solution of the present invention. In order to be able to understand the technical means of the present invention more clearly and implement it according to the content of the specification, the following takes the preferred embodiment of the present invention and describes it in detail with reference to the accompanying drawings. Description of the Drawings

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be regarded as a limitation of the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0026] Figure 1 is a schematic structural diagram of a manual extrusion sleeve steel belt device for a square shell battery module of the present invention;

[0027] Figure 2 is Figure 1 a schematic structural diagram of the tooling assembly in;

[0028] Figure 3 is Figure 1 a schematic structural diagram of the tooling fixing assembly in;

[0029] Figure 4 is Figure 1 a schematic structural diagram of the tooling extrusion assembly in;

[0030] Figure 5 is a schematic working process diagram of the present invention;

[0031] Figure 6 is a schematic structural diagram of the processed square battery module of the present invention.

[0032] Among them, the meanings of the reference numerals in the drawings are as follows.

[0033] Square battery module 1, tooling component 2, operating platform 3, tooling fixing component 4, square battery stacking limiting plate 5, square battery bottom support plate 6, steel belt limiting and adjusting block 7, first guide rail module 8, tooling extrusion component 9, lower steel belt 10, fixing seat 11, bushing 12, guiding shaft 13, pressure sensor 14, first pressing plate 15, first end plate positioning pin 16, lower steel belt limiting groove 17, protective cover 18, pressure digital display 19, second end plate positioning pin 20, second pressing plate 21, coupling 22, reducer fixing seat 23, reducer 24, hand wheel 25, second guide rail module 26, trapezoidal lead screw 27, pedestal bearing 28, square single battery 29, first end plate 30, second end plate 31, upper steel belt 32. Detailed implementation mode

[0034] The following combines the drawings and embodiments to further describe in detail the specific implementation mode of the present invention. The following embodiments are used to illustrate the present invention, but are not used to limit the scope of the present invention.

[0035] In order to enable those skilled in the art to better understand the solution of the present invention, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions 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 the embodiments. Usually, the components of the embodiments of the present invention 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 claimed present invention, but only represents the 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 creative efforts belong to the scope of protection of the present invention.

[0036] As Figures 1 to 6 shown, a manual extrusion and sleeve steel belt device for a square shell battery module includes an operating platform 3, and a tooling component 2 for processing the square battery module 1 is arranged on the operating platform 3. The tooling component 2 includes a tooling bottom plate and tooling side plates located on the front and rear sides of the tooling bottom plate, and a square battery stacking limiting plate 5 distributed along the left and right directions is installed on the inner side of the tooling side plates. The main function is to control the front and rear misalignment during the battery stacking process.

[0037] 1. A tooling fixing component 4 is arranged on the left side of the tooling bottom plate:

[0038] The tooling fixing component 4 includes a fixing seat 11 installed on the tooling bottom plate, a first pressing plate 15 is slidably installed along the left and right directions on the right side of the fixing seat 11, and a lower steel belt limiting groove 17 is installed at the bottom of the first pressing plate 15. The main function is the pre-burial and positioning of the lower steel belt.

[0039] On the right side of the fixed seat 11, a number of bushings 12 are installed. On the left side of the first pressing plate 15, a number of guiding shafts 13 adapted to the above-mentioned bushings 12 are installed.

[0040] A pressure sensor 14 is installed between the first pressing plate 15 and the fixed seat 11. A pressure digital display 19 and a protective cover 18 located outside the bottom of the pressure digital display 19 are installed on the left side of the fixed seat 11. The main function is to display the pressure value.

[0041] 2. On the right side of the tooling base plate, a tooling extrusion assembly 9 is provided:

[0042] The tooling extrusion assembly 9 successively includes an extrusion bottom plate and an extrusion top plate from bottom to top. On the right side of the extrusion bottom plate, a speed reducer 24 is installed through a speed reducer fixing seat 23. The output shaft of the speed reducer 24 is successively connected to the left-side extrusion top plate through a coupling 22 and a trapezoidal lead screw 27. The left side of the trapezoidal lead screw 27 is installed on the extrusion bottom plate through a pedestal bearing 28. On the top left side of the extrusion top plate, a second pressing plate 21 is installed. A hand wheel 25 is installed on the speed reducer 24. The speed reducer 24 is fixed to the coupling 22, and the main function is to reduce the torque. The hand wheel 25 is connected to the output shaft of the speed reducer 24, and the main function is to transmit the extrusion torque.

[0043] A first guide rail module 8 distributed in the left-right direction is installed on the tooling base plate. The extrusion bottom plate moves in the left-right direction on the first guide rail module 8. A second guide rail module 26 distributed in the left-right direction is installed on the extrusion bottom plate. The extrusion top plate moves in the left-right direction on the second guide rail module 26.

[0044] Through the structural design of the two guide rail modules, the position of the second pressing plate 21 in the left-right direction can be flexibly adjusted, so as to be compatible with battery modules of different lengths.

[0045] On the right side of the first pressing plate 15, a number of first end plate positioning pins 16 are installed. On the left side of the second pressing plate 21, a number of second end plate positioning pins 20 are installed. The end plate is limited through the two end plate positioning pins.

[0046] 3. A square battery bottom support plate 6 is installed on the tooling base plate on the right side of the tooling fixing component 4. A steel strip limit adjusting block 7 is installed on the right side of the square battery bottom support plate 6.

[0047] The steel strip limit adjusting block 7 is installed on the inner bottom side of the square battery bottom support plate 6 through a steel strip limit guide rail module, and the steel strip limit adjusting block 7 can be locked in the steel strip limit threaded hole on the tooling base plate through a steel strip limit bolt. The main function is to be compatible with steel strips of different lengths and perform pre-buried positioning.

[0048] A brief description of the working process of the present invention:

[0049] As shown Figure 6 , the square battery module 1 is composed of a plurality of square single cells 29 distributed left and right. On both the left and right sides of the square battery module 1 are the first end plates 30, and on both the front and back sides of the square battery module 1 are the second end plates 31. A lower steel strip 10 is installed at a position near the bottom of the square battery module 1, and an upper steel strip 32 is installed at a position near the top of the square battery module 1.

[0050] As shown Figure 5 , first, the lower steel strip 10 is pre-buried and limited through the lower steel strip limiting groove 17. The first end plate 30 and the second end plate 31 are installed. Then, a plurality of single cells (i.e., square single cells 29) are stacked, and then they are squeezed through the tooling fixing component 4 and the tooling squeezing component 9. Then, the upper and lower steel strips are assembled, and finally, the squeezing is reset.

[0051] The equipment structure is simplified, the operation is flexible and convenient, and the compatibility is strong. The front and back limiting of the battery module is carried out through the front and back square battery stacking limiting plates, thereby improving the stability of the battery module during the pressurization process. By installing a steel strip limiting and adjusting block on the right side of the bottom support plate of the square battery, it can be flexibly adjusted according to the required number of battery module strings, improving its application range.

[0052] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to 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 implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present invention, unless otherwise stated, the meaning of "a plurality" is two or more.

[0053] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be directly connected or indirectly connected through an intermediate medium. It can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations.

[0054] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A device for manually extruding a steel strip for a square-shell battery module, comprising an operating platform (3), on which a tooling assembly (2) for processing a square-shell battery module (1) is arranged; the device is characterized in that: The tooling assembly (2) comprises a tooling base plate and tooling side plates located at the front and rear sides of the tooling base plate, a tooling fixing assembly (4) is arranged on the left side of the tooling base plate, a tooling extrusion assembly (9) is arranged on the right side of the tooling base plate, and a square battery bottom support plate (6) is installed on the tooling base plate on the right side of the tooling fixing assembly (4); The tool fixing assembly (4) comprises a fixing seat (11) mounted on the tool bottom plate, a first pressing plate (15) is slidably mounted on the right side of the fixing seat (11) along the left-right direction, and a lower steel belt limiting groove (17) is mounted on the bottom of the first pressing plate (15); The tooling extrusion assembly (9) includes an extrusion bottom plate and an extrusion top plate in order from bottom to top. A reducer (24) is installed on the right side of the extrusion bottom plate via a reducer fixing seat (23). The output shaft of the reducer (24) is connected to the extrusion top plate on the left side via a coupling (22) and a trapezoidal screw (27). The left side of the trapezoidal screw (27) is installed on the extrusion bottom plate via a seat bearing (28). A second pressing plate (21) is installed on the top left side of the extrusion top plate.

2. The square shell battery module manual compression steel belt device according to claim 1, characterized in that: A square battery stacking limiting plate (5) distributed along the left-right direction is installed on the inner side of the tooling side plate.

3. The manual steel belt extrusion device for square-shell battery modules according to claim 1, characterized in that: A steel belt limit adjustment block (7) is installed on the right side of the square battery bottom support plate (6).

4. The square shell battery module manual compression steel belt device as claimed in claim 3, characterized in that: The steel belt limit adjustment block (7) is installed on the bottom inner side of the square battery bottom support plate (6) through a steel belt limit guide rail module, and the steel belt limit adjustment block (7) can be locked in the steel belt limit threaded hole on the tooling bottom plate through a steel belt limit bolt.

5. The manual steel belt extrusion device for square-shell battery modules according to claim 1, characterized in that: A first guide rail module (8) distributed along the left-right direction is installed on the tooling bottom plate, and the extrusion bottom plate moves along the left-right direction on the first guide rail module (8); a second guide rail module (26) distributed along the left-right direction is installed on the extrusion bottom plate, and the extrusion top plate moves along the left-right direction on the second guide rail module (26).

6. The square-shell battery module manual compression steel belt device according to claim 1, characterized in that: A plurality of shaft sleeves (12) are installed on the right side of the fixing seat (11), and a plurality of guide shafts (13) matched with the shaft sleeves (12) are installed on the left side of the first pressing plate (15).

7. The manual steel belt extrusion device for square-shell battery modules according to claim 1, characterized in that: A pressure sensor (14) is installed between the first pressure plate (15) and the fixing seat (11), and a pressure digital display (19) and a protective cover (18) located outside the bottom of the pressure digital display (19) are installed on the left side of the fixing seat (11).

8. The square-shell battery module manual compression steel belt device according to claim 1, characterized in that: A plurality of first end plate positioning pins (16) are installed on the right side of the first pressing plate (15), and a plurality of second end plate positioning pins (20) are installed on the left side of the second pressing plate (21).

9. The square-shell battery module manual compression steel belt device according to claim 1, characterized in that: A hand wheel (25) is installed on the reducer (24).

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