Battery piece clamping device

Abstract

The utility model relates to the technical field of clamps, and discloses a battery piece clamping device which is mainly used for clamping and positioning in the lithium battery piece machining process and particularly comprises a shell, a clamping plate and a fixing plate which are oppositely arranged are installed on the upper end face of the shell, and a battery piece is placed on the upper end face of the shell and located between the clamping plate and the fixing plate. A driving piece is installed in the shell, and the distance between the clamping plate and the fixing plate is adjusted through the driving piece, so that clamping and loosening of the battery piece are achieved. The distance between the clamping plate and the fixing plate is adjusted through the driving piece, battery pieces of different sizes can be conveniently clamped and positioned, the abutting plate and the first spring are installed on the inner side of the fixing plate, so that one side of each battery piece abuts against the abutting plate in the battery piece clamping process, elastic supporting is achieved, and the battery pieces can be conveniently clamped and positioned. And rubber strips mounted on the inner sides of the clamping plates are combined, so that the battery pieces can be protected, and the battery pieces are prevented from being damaged in the clamping process.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a battery sheet clamping device. Background Art

[0002] The battery cell composed of stacked lithium battery cells usually requires a specific clamp to clamp the battery cells of corresponding sizes during processing and positioning. The clamp needs to be replaced or adjusted for lithium battery cells of different sizes, which is troublesome, time-consuming and labor-intensive for personnel to operate. In addition, the lithium battery cells are thin, and the mechanical thrust during processing and positioning is too large, which can easily damage the lithium battery cells and affect the production quality of the lithium battery. Therefore, a clamping device for processing lithium battery cells is needed to solve the above problems. Utility Model Content

[0003] In order to solve the technical problems existing in the background technology, the utility model proposes a battery cell clamping device.

[0004] The utility model proposes a battery cell clamping device, which is mainly used for clamping and positioning lithium battery cells during processing. It specifically includes a shell, and the upper end surface of the shell is equipped with a clamping plate and a fixing plate arranged opposite to each other. The battery cell is placed on the upper end surface of the shell and is located between the clamping plate and the fixing plate. A driving member is installed inside the shell, and the distance between the clamping plate and the fixing plate is adjusted by the driving member to achieve clamping and loosening of the battery cell.

[0005] As a further optimized solution of the utility model, one of the clamping plate and the fixed plate is a movable part, and the other is a fixed part. The movable part is slidably arranged on one side of the upper end surface of the shell and is connected to the movable end of the driving member, and the fixed part is fixedly arranged on the other side of the upper end surface of the shell and is parallel to the movable part.

[0006] As a further optimized solution of the utility model, a groove is provided on the side of the fixed part close to the movable part, and a stop plate is provided at the opening of the groove. The inner wall of the groove on the side opposite to the stop plate is connected to one side of the stop plate through a first spring, and the other side of the stop plate is in contact with the side of the battery cell away from the movable part.

[0007] As a further optimized solution of the utility model, a rubber strip is installed on a side of the movable part close to the fixed part, and the rubber strip abuts against a side of the battery cell away from the fixed part.

[0008] As a further optimized solution of the utility model, a slide groove is opened on the upper end surface of the shell, the slide groove is connected with the inner cavity of the shell, a connecting block is installed at the bottom end of the movable part, and the bottom end of the connecting block passes through the slide groove and is connected with the movable end of the driving member.

[0009] As a further optimized solution of the utility model, there are two slide grooves and they are symmetrically distributed below the two ends of the movable part. Connecting blocks are installed at both ends of the movable part. The two connecting blocks respectively penetrate the two slide grooves and extend into the shell and are connected together by a connecting plate. The movable end of the driving member is connected to the connecting plate.

[0010] As a further optimized solution of the utility model, a fixing rod is installed inside the shell, the fixing rod passes through the connecting plate, and the two ends of the fixing rod are respectively fixedly connected to the inner walls of the opposite sides of the shell, and the connecting plate is driven to slide along the fixing rod by a driving member.

[0011] As a further optimized solution of the utility model, a second spring is sleeved on the fixing rod, and the second spring is arranged on a side of the connecting plate close to the driving member.

[0012] As a further optimized solution of the utility model, the fixing rod is located at a lower side of the sliding groove, and the movable axes of the fixing rod, the sliding groove and the driving member are parallel to each other.

[0013] The battery cell clamping device proposed in the utility model has the following beneficial effects:

[0014] The utility model arranges a fixing plate as a fixing part on the upper end surface of the shell, and a clamping plate as a movable part, and drives the clamping plate to move toward the fixing plate through a driving member so as to adjust the distance between the clamping plate and the fixing plate, thereby facilitating the effective and stable clamping and positioning of battery cells of different sizes, and then installs a backing plate and a first spring on the inner side of the fixing plate, so that in the process of clamping the battery cell, one side of the battery cell abuts against the backing plate, and the backing plate is buffered by the first spring to achieve elastic support, and combined with the rubber strip installed on the inner side of the clamping plate, it can protect the battery cell and avoid damage to the battery cell during the clamping process.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a first-perspective stereogram of the present invention;

[0017] Figure 2 It is a second perspective stereogram of the utility model;

[0018] Figure 3 It is a front cross-sectional view of the utility model;

[0019] Figure 4 It is a bottom sectional view of the utility model;

[0020] Figure 5 For this utility model Figure 3Enlarged view of point A in the middle.

[0021] Description of the drawings: 1. Shell; 2. Second spring; 3. Slide groove; 4. Clamping plate; 5. Fixing plate; 6. Mounting member; 7. Groove; 8. Abutment plate; 9. First spring; 10. Battery cell; 11. Driving member; 12. Limiting strip; 13. Rubber strip; 14. Connecting block; 15. Fixing rod; 16. Connecting plate. DETAILED DESCRIPTION

[0022] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar symbols throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0023] It should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" 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 referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0025] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0027] See also Figure 1-Figure 5 A battery cell clamping device is mainly used for clamping and positioning lithium battery cells during processing, specifically comprising a housing 1, an upper end surface of the housing 1 is provided with a clamping plate 4 and a fixing plate 5 which are arranged opposite to each other, a battery cell 10 is placed on the upper end surface of the housing 1 and is located between the clamping plate 4 and the fixing plate 5, a driving member 11 is installed inside the housing 1, and the distance between the clamping plate 4 and the fixing plate 5 is adjusted by the driving member 11 to achieve clamping and loosening of the battery cell 10;

[0028] The driving member 11 may be a motor transmission mechanism such as a cylinder, an electric push rod or a lead screw in the prior art;

[0029] Specifically, one of the clamping plate 4 and the fixing plate 5 is a movable part, and the other is a fixed part. The movable part is slidably arranged on one side of the upper end surface of the housing 1 and connected to the movable end of the driving member 11. The fixed part is fixedly arranged on the other side of the upper end surface of the housing 1 and is parallel to the movable part. The driving member 11 drives the movable part to move toward the fixed part, thereby adjusting the distance between the clamping plate 4 and the fixing plate 5.

[0030] It should be noted that both the clamping plate 4 and the fixed plate 5 can be movable parts, and the driving member 11 has two movable ends and is respectively connected to the clamping plate 4 and the fixed plate 5, and the two movable ends of the driving member 11 move toward or away from each other to achieve the adjustment of the distance between the clamping plate 4 and the fixed plate 5;

[0031] As shown in the figure, the clamping plate 4 is the movable part, and the fixing plate 5 is the fixed part, so the movable part in the following description is the clamping plate 4 and the fixed part is the fixed plate 5 in the specific embodiment;

[0032] Furthermore, a groove 7 is provided on one side of the fixed part close to the movable part, and a butt plate 8 is provided at the opening of the groove 7. The inner wall of the groove 7 on the side opposite to the butt plate 8 is connected to one side of the butt plate 8 through a first spring 9, and the other side of the butt plate 8 is in contact with the side of the battery cell 10 away from the movable part; the groove 7 may not be provided, and the butt plate 8 may be directly installed on the inner bottom end of the fixed part through the first spring 9, and the first spring 9 may also be replaced by other elastic members;

[0033] When the battery cell 10 is clamped, one end of the battery cell 10 close to the fixed portion abuts against the abutment plate 8, and the abutment plate 8 moves into the groove 7 and presses the first spring 9, and the elastic deformation of the first spring 9 is used to achieve buffering and elastic support;

[0034] Furthermore, a rubber strip 13 is installed on one side of the movable part close to the fixed part, and the rubber strip 13 abuts against the side of the battery cell 10 away from the fixed part. The edge of the battery cell 10 is protected by the contact between the rubber strip 13 and the battery cell 10.

[0035] Furthermore, a limiting strip 12 located above the rubber strip 13 is installed on one side of the movable part close to the fixed part. The limiting strip 12 is pressed on the upper end surface of the battery cell 10 to play a role in limiting and stabilizing.

[0036] Specifically, a slide groove 3 is provided on the upper end surface of the housing 1, and the slide groove 3 is communicated with the inner cavity of the housing 1. A connecting block 14 is installed at the bottom end of the movable part, and the bottom end of the connecting block 14 passes through the slide groove 3 and is connected to the movable end of the driving member 11. The driving member 11 drives the connecting block 14 to slide along the slide groove 3, which can improve the moving stability of the movable part, thereby improving the clamping stability of the battery cell 10;

[0037] Furthermore, there are two slide grooves 3 and they are symmetrically distributed below the two ends of the movable part. Both ends of the movable part are equipped with connecting blocks 14. The two connecting blocks 14 respectively penetrate the two slide grooves 3 and extend into the shell 1 and are connected together through the connecting plate 16. The movable end of the driving member 11 is connected to the connecting plate 16. The connecting plate 16 is driven to move by the driving member 11, so that the two connecting blocks 14 slide synchronously in the two slide grooves 3, thereby driving the movable part to slide on the upper end surface of the shell 1, which can improve the moving stability of the movable part, and further improve the clamping stability of the battery cell 10;

[0038] Furthermore, a fixing rod 15 is installed inside the housing 1, the fixing rod 15 penetrates the connecting plate 16, and the two ends of the fixing rod 15 are respectively fixedly connected to the inner walls of the housing 1 on both sides. The connecting plate 16 is driven to slide along the fixing rod 15 by the driving member 11, which can improve the movement stability of the connecting plate 16, thereby improving the subsequent clamping stability;

[0039] Furthermore, the fixing rod 15 is provided with a second spring 2, which is arranged on a side of the connecting plate 16 close to the driving member 11. When the driving member 11 drives the movable part to move toward the fixing part, the connecting plate 16 slides along the fixing rod 15, so that the two ends of the second spring 2 are respectively in contact with an inner wall of one side of the housing 1 and the connecting plate 16. The elastic deformation of the second spring 2 is utilized to achieve buffering and elastic support, which is beneficial to improving the actual clamping stability.

[0040] Furthermore, the fixing rod 15 is located below the side of the slide slot 3, and the movable axes of the fixing rod 15, the slide slot 3 and the driving member 11 are parallel to each other, which can improve the movement stability of the connecting plate 16, thereby improving the actual clamping stability;

[0041] Specifically, a plurality of mounting members 6 are installed on both sides of the housing 1, and the mounting members 6 can be fixed to the installation station by fasteners;

[0042] Furthermore, a handle is installed on the side of the housing 1 to facilitate the transportation and movement of the device.

[0043] In summary, the battery cell clamping device proposed in the utility model is configured by setting a fixing plate 5 as a fixed part on the upper end surface of the shell 1, and a clamping plate 4 as a movable part, and driving the clamping plate 4 to move toward the fixing plate 5 through a driving member 11, so as to adjust the distance between the clamping plate 4 and the fixing plate 5, thereby facilitating effective and stable clamping and positioning of battery cells 10 of different sizes, and then installing abutment plate 8 and a first spring 9 on the inner side of the fixing plate 5, so that in the process of clamping the battery cell 10, one side of the battery cell 10 is in contact with the abutment plate 8, and the abutment plate 8 is buffered by the first spring 9 to achieve elastic support, and combined with the rubber strip 13 installed on the inner side of the clamping plate 4, it can protect the battery cell 10 and avoid damage to the battery cell 10 during the clamping process.

[0044] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A battery cell clamping device, comprising a housing (1), characterized in that: The upper end surface of the housing (1) is provided with a clamping plate (4) and a fixing plate (5) which are arranged opposite to each other. The battery cell (10) is placed on the upper end surface of the housing (1) and is located between the clamping plate (4) and the fixing plate (5). A driving member (11) is installed inside the housing (1). The distance between the clamping plate (4) and the fixing plate (5) is adjusted by the driving member (11) to achieve clamping and releasing of the battery cell (10).

2. A battery cell clamping device according to claim 1, characterized in that: One of the clamping plate (4) and the fixing plate (5) is a movable part, and the other is a fixed part. The movable part is slidably arranged on one side of the upper end surface of the shell (1) and is connected to the movable end of the driving member (11). The fixed part is fixedly arranged on the other side of the upper end surface of the shell (1) and is parallel to the movable part.

3. A battery cell clamping device according to claim 2, characterized in that: A groove (7) is provided on one side of the fixed part close to the movable part, and a butt plate (8) is provided at the opening of the groove (7). An inner wall of the groove (7) on a side opposite to the butt plate (8) is connected to one side of the butt plate (8) via a first spring (9), and the other side of the butt plate (8) is in contact with a side of the battery cell (10) away from the movable part.

4. A battery cell clamping device according to claim 2, characterized in that: A rubber strip (13) is installed on one side of the movable part close to the fixed part, and the rubber strip (13) abuts against a side of the battery sheet (10) away from the fixed part.

5. The battery cell clamping device according to claim 2, characterized in that: The upper end surface of the shell (1) is provided with a slide groove (3), the slide groove (3) is communicated with the inner cavity of the shell (1), the bottom end of the movable part is provided with a connecting block (14), the bottom end of the connecting block (14) passes through the slide groove (3) and is connected with the movable end of the driving member (11).

6. A battery cell clamping device according to claim 5, characterized in that: There are two slide grooves (3) symmetrically distributed below the two ends of the movable part. Both ends of the movable part are equipped with connecting blocks (14). The two connecting blocks (14) respectively penetrate the two slide grooves (3) and extend into the shell (1) and are connected together through a connecting plate (16). The movable end of the driving member (11) is connected to the connecting plate (16).

7. A battery cell clamping device according to claim 6, characterized in that: A fixing rod (15) is installed inside the housing (1), the fixing rod (15) passes through the connecting plate (16), and the two ends of the fixing rod (15) are respectively fixedly connected to the inner walls of the housing (1) on two opposite sides, and the connecting plate (16) is driven to slide along the fixing rod (15) by the driving member (11).

8. The battery cell clamping device according to claim 7, characterized in that: A second spring (2) is sleeved on the fixing rod (15), and the second spring (2) is arranged on a side of the connecting plate (16) close to the driving member (11).

9. The battery cell clamping device according to claim 7, characterized in that: The fixing rod (15) is located at the lower side of the sliding groove (3), and the movable axes of the fixing rod (15), the sliding groove (3) and the driving member (11) are parallel to each other.

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