Lithium battery protection plate welding positioning clamp

Abstract

The utility model discloses a lithium battery protection plate welding positioning clamp, and relates to the technical field of lithium battery protection plate manufacturing. The fixture comprises a base and a fixture assembly, wherein a matching rod is connected to one side in the base in a sliding manner. Through the arrangement of the clamp assembly, the air cylinder, the supporting plate and the linkage frame, the battery protection plate needing to be welded is placed on the supporting plate, then the adjusting block is rotated according to the thickness of the battery protection plate, then the connecting nut is rotated, the threaded rod is matched, the connecting nut drives the clamping matching plate to move downwards, and then the adjusting block is driven to abut against the fixing block; the positioning block is attached to the battery protection plate, then the adjusting screw rod is rotated, limitation of the positioning block on the battery protection plate is reinforced, single-side positioning clamping is conducted on the battery protection plate, the contact area of the clamp and the battery protection plate is reduced, and welding operation is convenient. And by means of the air cylinder and the linkage frame, the clamped battery protection plate can be driven to be subjected to height adjustment, and a worker can conveniently adjust the proper welding height.

Description

Technical Field

[0001] The utility model belongs to the technical field of lithium battery protection plate manufacturing, in particular to a lithium battery protection plate welding positioning fixture. Background Art

[0002] With the rapid development of electronic technology, the battery technology used in electronic products has been improved, which has increased the demand for batteries. When welding the lithium battery protection board, the protection board is generally fixed, and then the tabs are aligned with the protection board for welding.

[0003] When welding the battery protection plate, it is necessary to ensure the stability of the battery protection plate clamping and improve the accuracy of welding. The existing clamp structures are numerous and the contact surface with the battery protection plate is large, which affects the welding efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a lithium battery protection plate welding positioning fixture to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The utility model provides a lithium battery protection plate welding positioning fixture, comprising a base and a fixture assembly, wherein one side of the base is slidably connected to a matching rod, the top of the matching rod is fixedly connected to a connecting plate, and the connecting plate is arranged above the base, and the fixture assembly comprises a clamping matching plate and a threaded rod, one end of the threaded rod is fixedly connected to one side of the inside of the connecting plate, the clamping matching plate is arranged on the circumferential side of the threaded rod and slides with the threaded rod, the upper surface of the clamping matching plate is fixedly connected to a connecting block, the connecting block is arranged on the circumferential side of the threaded rod and slides with the threaded rod, the interior of the connecting block is rotatably connected to a connecting nut, the connecting nut is arranged on the circumferential side of the threaded rod and threadedly cooperates with the threaded rod, one end of the clamping matching plate is provided with a slot, and the interior of the slot is hinged with an adjusting block, the adjusting block is a regular hexagon, and the adjusting block is eccentrically hinged to the slot.

[0007] The upper surface of the connecting plate is fixedly connected to a fixing block, the upper surface of the fixing block is in contact with one side of the adjusting block, and both sides of the other end of the clamping matching plate are threadedly connected to an adjusting screw, one end of the adjusting screw is rotatably connected to a positioning block, and the positioning block is arranged below the clamping matching plate, and a cylinder is installed on the other side of the base, and the output end of the cylinder is fixedly connected to a support plate, and the support plate is arranged below the clamping positioning block.

[0008] A linkage frame is fixedly connected to the peripheral side of the cylinder output end. The linkage frame is arranged below the support plate, and one end of the linkage frame is fixedly connected to the connecting plate.

[0009] The bottom surface of the positioning block is provided with an anti-slip pad.

[0010] The peripheral side of the bottom surface of the base is fixedly connected with multiple groups of supporting legs; by providing four groups of supporting legs, and the four groups of supporting legs are respectively provided on the peripheral side of the bottom surface of the base 1, the stability of the base is ensured.

[0011] The utility model has the following beneficial effects:

[0012] The utility model sets a clamp assembly, a cylinder, a support plate and a linkage frame, and places the battery protection plate to be welded on the support plate. Then, according to the thickness of the battery protection plate, the adjusting block is rotated, and then the connecting nut is rotated. In cooperation with the threaded rod, the connecting nut drives the clamping matching plate to move downward, and then drives the adjusting block to abut against the fixed block, and the positioning block to stick to the battery protection plate. Then, the adjusting screw is rotated to restrict the battery protection plate with the fixed positioning block, which effectively improves the stability of the battery protection plate clamping, avoids the battery protection plate from being offset, and performs unilateral positioning and clamping on the battery protection plate. The structure is simple, reduces the contact area between the clamp and the battery protection plate, and facilitates welding operations. The cylinder and the linkage frame can be used to drive the clamped battery protection plate to be adjusted in height, which is convenient for the staff to adjust the appropriate welding height and improves practicality.

[0013] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 This is a schematic diagram of the three-dimensional assembly structure of the utility model;

[0016] Figure 2 for Figure 1 Enlarged view of area A in the middle;

[0017] Figure 3 It is a front view of the assembly structure of the utility model.

[0018] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0019] 1. Base; 101. Matching rod; 102. Connecting plate; 103. Fixing block; 104. Support leg; 2. Clamp assembly; 201. Clamping matching plate; 202. Threaded rod; 203. Connecting block; 204. Connecting nut; 205. Slot; 206. Adjusting block; 207. Positioning block; 208. Adjusting screw; 3. Cylinder; 301. Support plate; 302. Linkage frame. DETAILED DESCRIPTION

[0020] The following will be combined with the accompanying 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 embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention.

[0022] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0023] See also Figure 1-Figure 3As shown, the utility model is a lithium battery protection board welding positioning fixture, including a base 1 and a fixture assembly 2, one side of the base 1 is slidably connected to a matching rod 101, the top of the matching rod 101 is fixedly connected to a connecting plate 102, and the connecting plate 102 is arranged above the base 1, and the fixture assembly 2 includes a clamping matching plate 201 and a threaded rod 202, one end of the threaded rod 202 is fixedly connected to one side of the inside of the connecting plate 102, the clamping matching plate 201 is arranged on the peripheral side of the threaded rod 202, and is slidably matched with the threaded rod 202, and the clamp A connecting block 203 is fixedly connected to the upper surface of the holding mating plate 201. The connecting block 203 is arranged on the circumferential side of the threaded rod 202 and slides with the threaded rod 202. The internal rotation of the connecting block 203 is connected to a connecting nut 204. The connecting nut 204 is arranged on the circumferential side of the threaded rod 202 and threadedly engages with the threaded rod 202. A slot 205 is provided at one end of the clamping mating plate 201. An adjusting block 206 is hinged inside the slot 205. The adjusting block 206 is a regular hexagon and is eccentrically hinged to the slot 205.

[0024] The upper surface of the connecting plate 102 is fixedly connected to the fixed block 103, and the upper surface of the fixed block 103 is in contact with one side of the adjusting block 206. The other side of the clamping mating plate 201 is threadedly connected with the adjusting screw 208. One end of the adjusting screw 208 is rotatably connected to the positioning block 207. The positioning block 207 is arranged below the clamping mating plate 201. The cylinder 3 is installed on the other side of the base 1. The output end of the cylinder 3 is fixedly connected to the support plate 301, and the support plate 301 is arranged below the clamping positioning block 207.

[0025] A linkage frame 302 is fixedly connected to the peripheral side of the output end of the cylinder 3 . The linkage frame 302 is arranged below the support plate 301 , and one end of the linkage frame 302 is fixedly connected to the connecting plate 102 .

[0026] The bottom surface of the positioning block 207 is provided with an anti-slip pad.

[0027] Multiple groups of legs 104 are fixedly connected to the periphery of the bottom surface of the base 1 . By providing four groups of legs 104 , and the four groups of legs 104 are respectively provided on the periphery of the bottom surface of the base 1 , the stability of the base 1 is ensured.

[0028] It should be noted that, in actual use, the battery protection plate to be welded is placed on the support plate 301, and then the adjusting block 206 is rotated according to the thickness of the battery protection plate, and then the connecting nut 204 is rotated. In cooperation with the threaded rod 202, the connecting nut 204 drives the clamping matching plate 201 to move downward, thereby driving the adjusting block 206 to abut against the fixed block 103, and the positioning block 207 to abut against the battery protection plate. Then, the adjusting screw 208 is rotated to drive the positioning block 207 to move, and the restriction of the positioning block 207 on the battery protection plate is increased, thereby effectively improving the stability of the clamping of the battery protection plate, avoiding the displacement of the battery protection plate, and performing unilateral positioning and clamping of the battery protection plate, reducing the contact area between the clamp and the battery protection plate, and facilitating the welding operation. By using the cylinder 3 and the linkage frame 302, in cooperation with the matching rod 101, the clamped battery protection plate can be driven to adjust its height, which is convenient for the staff to adjust the appropriate welding height and improves practicality.

[0029] Throughout this specification, references to terms such as "one embodiment," "example," and "specific example" indicate that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or example are included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0030] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments do not describe all details in detail, nor do they limit the present invention to the specific embodiments described. Obviously, many modifications and variations are possible based on the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A lithium battery protection board welding positioning fixture, comprising a base (1) and a fixture assembly (2), characterized in that: A matching rod (101) is slidably connected to one side of the interior of the base (1), and a connecting plate (102) is fixedly connected to the top of the matching rod (101). The connecting plate (102) is arranged above the base (1). The clamp assembly (2) comprises a clamping matching plate (201) and a threaded rod (202). One end of the threaded rod (202) is fixedly connected to one side of the interior of the connecting plate (102). The clamping matching plate (201) is arranged on the peripheral side of the threaded rod (202) and slidably matches the threaded rod (202). The upper surface of the clamping matching plate (201) is fixedly connected to a connecting block. (203), the connecting block (203) is arranged on the circumferential side of the threaded rod (202) and is slidably matched with the threaded rod (202), the internal rotation of the connecting block (203) is connected to a connecting nut (204), the connecting nut (204) is arranged on the circumferential side of the threaded rod (202) and is threadedly matched with the threaded rod (202), one end of the clamping matching plate (201) is provided with a slot (205), the interior of the slot (205) is hinged with an adjusting block (206), the adjusting block (206) is a regular hexagon, and the adjusting block (206) and the slot (205) are eccentrically hinged.

2. A lithium battery protection board welding positioning fixture according to claim 1, characterized in that: The upper surface of the connecting plate (102) is fixedly connected to a fixing block (103), the upper surface of the fixing block (103) is in contact with one side of the adjusting block (206), both sides of the other end of the clamping matching plate (201) are threadedly connected to adjusting screws (208), one end of the adjusting screw (208) is rotatably connected to a positioning block (207), the positioning block (207) is arranged below the clamping matching plate (201), and a cylinder (3) is installed on the other side of the base (1), the output end of the cylinder (3) is fixedly connected to a support plate (301), and the support plate (301) is arranged below the clamping positioning block (207).

3. A lithium battery protection board welding positioning fixture according to claim 2, characterized in that: A linkage frame (302) is fixedly connected to the peripheral side of the output end of the cylinder (3), and the linkage frame (302) is arranged below the support plate (301). One end of the linkage frame (302) is fixedly connected to the connecting plate (102).

4. A lithium battery protection board welding positioning fixture according to claim 3, characterized in that: The bottom surface of the positioning block (207) is provided with an anti-slip pad.

5. A lithium battery protection board welding positioning fixture according to claim 4, characterized in that: Multiple groups of supporting legs (104) are fixedly connected to the peripheral side of the bottom surface of the base (1).

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