Battery cylindrical surface laser texturing mechanism

The battery cylinder laser texturing mechanism utilizes a laser texturing module and a rotating device to perform efficient and uniform laser texturing on the battery cylinder surface, solving the problem of instability in traditional insulating film coatings and improving the adhesion of insulating materials and the insulation performance of the battery.

CN224143740UActive Publication Date: 2026-04-21SHENZHEN BROTHERS AUTOMATION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN BROTHERS AUTOMATION TECH CO LTD
Filing Date
2025-04-02
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

The insulating film covering the surface of traditional battery casings is unstable and difficult to completely cover complex structures. Furthermore, the sprayed insulating material is affected by oil stains, resulting in poor insulation.

Method used

A battery cylindrical laser texturing mechanism is adopted, which performs laser texturing on the battery cylindrical surface through a laser texturing module and a battery rotation device. Combined with a motion mechanism and a sensing module, efficient and uniform laser texturing is achieved.

Benefits of technology

It improves the adhesion of insulating materials to the surface of the battery cylinders, ensuring uniform coverage and enhancing the battery's insulation and surface workability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a laser texturing mechanism for a cylindrical surface of a battery. The laser texturing mechanism comprises a main body frame, a movement mechanism, a laser texturing module and a battery rotating device, the at least one laser texturing module is movably connected to the main body frame through a movement mechanism; the movement mechanism is used for driving the laser to move in the processing space, so that the laser texturing module performs laser texturing on the cylindrical surfaces of one or more to-be-processed batteries in the processing space. A preset processing space is formed in the position, corresponding to the laser texturing module, in the battery rotating device; the battery rotating device is used for making contact with the to-be-treated battery entering the treatment space and driving the to-be-treated battery to rotate in the axial direction, and therefore laser texturing treatment can be conducted on different areas on the cylindrical surface of the battery, even texturing of the cylindrical surface of the battery is finally achieved, the occupied space is small, and the treatment efficiency is high.
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Description

Technical Field

[0001] This utility model relates to the field of battery processing technology, and in particular to a battery cylindrical laser texturing mechanism. Background Technology

[0002] In the battery manufacturing process, covering the battery surface with insulating material is a crucial step. Traditionally, the outer surface of the battery cell casing is covered with an insulating film. However, this film coating is not stable for the cell casing. Not only does the insulating film have low adhesion to the cell casing, but it also struggles to completely cover the relatively complex structure of the battery's edges. Furthermore, the insulating film is prone to damage during use, affecting the battery's insulation performance. Even when using other methods such as spraying insulating materials, the cell casing surface is often covered with oil or other smooth surface substances during production, preventing the insulating material from adhering evenly to the battery's outer surface and impacting insulation. Utility Model Content

[0003] The technical problem solved by this utility model is to address the deficiencies in the prior art mentioned above, by providing a battery cylindrical laser texturing mechanism to solve at least one of the problems mentioned in the background art. The specific technical solution adopted is as follows:

[0004] A battery cylindrical laser texturing mechanism includes a main frame, a motion mechanism, a laser texturing module, and a battery rotation device;

[0005] At least one laser hair-forming module is movably connected to the main frame via a motion mechanism; a preset processing space is formed in the battery rotation device corresponding to the position of the laser hair-forming module;

[0006] The battery rotation device is used to contact the battery to be processed in the processing space and drive the battery to be processed to rotate axially.

[0007] The motion mechanism is used to move the laser in the processing space so that the laser texturing module can laser texturize the cylindrical surfaces of one or more cells to be processed in the processing space.

[0008] In a specific application, the battery rotating device is also equipped with a sensing module. When the sensing module detects that the battery to be processed has entered the processing space, the battery rotating device clamps the battery, specifically clamping both ends of the battery, so that the cylindrical surfaces of the battery are exposed relative to the outside. At this time, the laser in the laser texturing module can perform laser texturing on the cylindrical surface of the battery facing the laser. In practical applications, one laser can simultaneously perform laser texturing on one or more cylindrical surfaces of the battery to be processed. After the laser completes the laser texturing on one side of the battery cylinder, the battery rotating device rotates the battery to be processed by a preset angle, exposing the unprocessed parts of the battery cylinder relative to the laser. The laser then further texturizes the newly exposed battery cylinder surfaces until the laser has completed laser texturing on all cylindrical surfaces of the battery to be processed.

[0009] In one specific embodiment, multiple laser texturing modules on the same main frame may process the cylindrical surfaces of one or more different batteries to be processed in a single operation, or multiple laser texturing modules may process the cylindrical surfaces of the batteries to be processed multiple times.

[0010] In some specific embodiments, the motion mechanism includes a first motion module; the first motion module is used to drive the laser texturing module to move closer to or further away from the battery to be processed in the processing space along a preset first direction; the preset first direction has an angle with the horizontal plane.

[0011] In some specific embodiments, the first motion module includes a movable slide rail, with both ends of the slide rail connected to the main frame, and the extension direction of the slide rail is perpendicular to the plane where the battery to be processed is located.

[0012] In some specific embodiments, the motion mechanism includes a second motion module; the second motion module is used to drive the laser texturing module to move closer to or further away from the battery to be processed in the processing space along a preset second direction; the preset second direction forms an angle with the vertical plane. In practical applications, the preset second direction is parallel to the arrangement direction of the batteries to be processed, and the second motion module can drive the laser texturing module to move along the arrangement direction of the batteries to be processed in the processing space, so as to perform laser texturing processing on different batteries to be processed relative to the batteries to be processed in the processing space.

[0013] In some specific embodiments, the motion mechanism further includes a rotation module; one end of the rotation module is connected to the first motion module; and the other end is provided with a laser texturing module.

[0014] The rotating module drives the laser texturing module to rotate. In a specific application, the rotation axis of the rotating module is perpendicular to the plane of the battery to be processed.

[0015] In some specific embodiments, the battery rotation device includes a battery clamping base and a rotation drive. The battery clamping base includes at least one set of clamping blocks arranged opposite each other; each set of clamping blocks clamps a battery to be processed; the battery clamping base is connected to the rotation drive, which drives the clamping blocks to rotate the battery to be processed. In practical applications, each set of clamping blocks includes two clamping blocks arranged opposite each other.

[0016] In some specific embodiments, a transmission structure is also included; clamping blocks located on the same side of the battery holder are interconnected through the transmission structure; at least one clamping block is connected to a rotary drive.

[0017] In one specific embodiment, the transmission structure includes a transmission belt and / or transmission chain, the rotary drive includes a motor, and multiple sets of clamping blocks are evenly arranged in the battery clamping seat. One clamping block is connected to a motor, serving as the active mechanism. One transmission belt connects the active mechanism and another clamping block, making the other clamping block a driven mechanism. The remaining clamping blocks are connected to the active or driven mechanism via at least one transmission belt, forming a transmission network. This allows for one-to-many operation where a single rotary drive drives multiple clamping blocks to rotate.

[0018] In one specific embodiment, the battery rotating device further includes a pushing mechanism disposed on clamping blocks on one or both sides of the battery clamping seat. The pushing mechanism is used to push the clamping blocks located on both sides of the processing space in the clamping seat toward the processing space to achieve clamping of the battery to be processed in the processing space. In practical applications, the pushing mechanism includes a cylinder.

[0019] In some specific embodiments, the clamping block has a protruding structure on the side facing the processing space for contacting the end face of the battery to be processed. This protruding structure increases the friction between the clamping block and the battery. In practical applications, by using various protruding structures, the battery can be clamped more stably. In one specific embodiment, the clamping block has a groove structure that matches the size of the end face of the battery to be processed, allowing for a larger contact area between the end face of the battery and the clamping block when the clamping block is clamping the battery.

[0020] In some specific embodiments, at least one laser texturing module is provided with a safety baffle on at least one side in the horizontal direction; or a safety baffle is provided between adjacent laser texturing modules.

[0021] In some specific embodiments, the laser includes one or more of a circular laser emitting mechanism, a rectangular laser emitting mechanism, and an irregularly shaped laser emitting mechanism.

[0022] In some specific embodiments, the laser texturing mechanism also includes an elastic telescopic structure, through which the laser is connected to the motion mechanism; the elastic telescopic structure is used to move the laser closer to or away from the main frame.

[0023] This application, by incorporating a battery rotation device, allows the battery to be processed at the current station of the laser texturing process. This method occupies little space, has high processing efficiency, and enables high-precision laser texturing of the cylindrical surface of the battery. Furthermore, by performing laser texturing on the surface of the battery, surface substances that hinder subsequent processing can be removed, enhancing the operability of the battery surface and further facilitating subsequent processing in the surface insulation step.

[0024] Beneficial Effects: This application proposes a laser texturing mechanism for battery cylinder surfaces. This mechanism laser texturing is used to texture the cylindrical surfaces of one or more batteries to be processed within a processing space. The battery rotation device contacts the batteries entering the processing space and rotates them axially, enabling laser texturing of different areas on the battery cylinder surface separately. This results in uniform texturing of the battery cylinder surface, requiring minimal space and achieving high processing efficiency. By texturing the battery cylinder surface, the roughness of the surface is increased, resulting in stronger adhesion of the insulating material and effective, uniform coverage of the battery cylinder surface. Attached Figure Description

[0025] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0026] Figure 1 This is a schematic diagram of the overall three-dimensional structure of this utility model;

[0027] Figure 2 This is a partial three-dimensional structural schematic diagram of the present invention;

[0028] Figure 3 This is a partial side view of the structure of this utility model;

[0029] Figure 4 This is a front view structural diagram of the present invention;

[0030] Figure 5 This is a three-dimensional structural diagram of the battery rotating device in this utility model;

[0031] Figure 6This is a side view of the battery rotating device in this utility model.

[0032] Figure 7 This is a top view of the battery rotation device in this utility model.

[0033] The reference numerals and names in the figure are as follows: 1-Main frame; 2-Motion mechanism; 21-First motion module; 22-Second motion module; 23-Rotation module; 3-Laser texturing module; 31-Laser; 32-Safety baffle; 4-Battery rotation device; 41-Battery clamping seat; 411-Clamping block; 412-Protruding structure; 42-Rotation drive component; 43-Pushing mechanism; 44-Elastic component; 5-Processing space; 6-Battery to be processed. Detailed Implementation

[0034] The following will describe the concept, specific structure and technical effects of this utility model clearly and completely with reference to the embodiments and accompanying drawings, so as to fully understand the purpose, features and effects of this utility model.

[0035] Various embodiments of the present invention will be described more fully below. The present invention may have various embodiments, and adjustments and changes may be made therein. However, it should be understood that there is no intention to limit the various embodiments of the present invention to the specific embodiments disclosed herein, but rather the present invention should be understood to cover all adjustments, equivalents, and / or alternatives falling within the spirit and scope of the various embodiments of the present invention.

[0036] In the following, the terms “comprising” or “may include”, which may be used in various embodiments of the present invention, indicate the presence of the disclosed functions, operations, or elements, and do not limit the addition of one or more functions, operations, or elements. Furthermore, as used in various embodiments of the present invention, the terms “comprising,” “having,” and their cognates are intended only to indicate a specific feature, number, step, operation, element, component, or combination of the foregoing, and should not be construed as primarily excluding the presence of one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing, or the possibility of adding one or more combinations of features, numbers, steps, operations, elements, components, or combinations of the foregoing.

[0037] In various embodiments of this utility model, the expression "or" or "at least one of A and / or B" includes any combination or all combinations of the words listed simultaneously. For example, the expression "A or B" or "at least one of A and / or B" may include A, may include B, or may include both A and B.

[0038] The terms used in the various embodiments of this utility model (such as "first," "second," etc.) may modify various constituent elements in the various embodiments, but do not limit the corresponding constituent elements. For example, the above terms do not limit the order and / or importance of the elements. The above terms are only used for the purpose of distinguishing one element from other elements. For example, a first user device and a second user device refer to different user devices, although both are user devices. For example, without departing from the scope of the various embodiments of this utility model, a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element.

[0039] It should be noted that, in this utility model, unless otherwise explicitly specified and defined, terms such as "installation," "connection," and "fixation" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0040] In this utility model, those skilled in the art should understand that the terms indicating orientation or positional relationship in the text are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0041] The terminology used in the various embodiments of this invention is for the purpose of describing particular embodiments only and is not intended to limit the various embodiments of this invention. As used herein, the singular form is intended to include the plural form as well, unless the context clearly indicates otherwise. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the various embodiments of this invention pertain. The terms (such as those defined in a generally used dictionary) are to be interpreted as having the same meaning as in the context of the relevant technical field and are not to be interpreted as having an idealized or overly formal meaning, unless clearly defined in the various embodiments of this invention.

[0042] Example 1

[0043] This embodiment provides a laser texturing mechanism for battery cylinders, which can effectively improve the efficiency of laser texturing operations on battery cylinders, as detailed below:

[0044] A battery cylindrical laser texturing mechanism includes a main frame 1, a motion mechanism 2, a laser texturing module 3, and a battery rotation device 4;

[0045] like Figure 2 As shown, at least one laser hair-forming module 3 is movably connected to the main frame 1 via a motion mechanism 2; a preset processing space 5 is formed in the battery rotation device 4 corresponding to the position of the laser hair-forming module 3;

[0046] The battery rotation device 4 is used to contact the battery 6 to be processed in the processing space 5 and drive the battery 6 to be processed to rotate axially.

[0047] The motion mechanism 2 is used to move the laser 31 in the processing space 5 so that the laser texturing module 3 can perform laser texturing on the cylindrical surfaces of one or more cells 6 to be processed in the processing space 5.

[0048] Among them, the processing space 5 is as follows Figure 5 , Figure 6 and Figure 7 As shown from different angles.

[0049] In a specific application, the battery rotating device 4 is also equipped with a sensing module. When the sensing module detects that the battery 6 to be processed has entered the processing space 5, the battery rotating device 4 clamps the battery 6, specifically clamping both ends of the battery 6, so that the cylindrical surface of the battery 6 is exposed relative to the outside. At this time, the laser 31 in the laser texturing module 3 can perform laser texturing on the cylindrical surface of the battery 6 facing the laser 31. In practical applications, one laser 31 can simultaneously perform laser texturing on one or more cylindrical surfaces of the battery 6. After the laser 31 completes the laser texturing on one side of the battery cylindrical surface, the battery rotating device 4 rotates the battery 6 by a preset angle, exposing the unprocessed parts of the battery cylindrical surface relative to the laser 31. The laser 31 then further performs laser texturing on the newly exposed battery cylindrical surface until the laser 31 completes the laser texturing on all surfaces of the cylindrical surface of the battery 6.

[0050] In one specific embodiment, multiple laser texturing modules 3 on the same main frame 1 may perform a single processing on the cylindrical surfaces of one or more different cells to be processed 6, or multiple laser texturing modules 3 may perform multiple processing on the cylindrical surfaces of the cells to be processed 6.

[0051] In some specific embodiments, the motion mechanism 2 includes a first motion module 21; the first motion module 21 is used to drive the laser texturing module 3 to move closer to or further away from the battery 6 to be processed in the processing space 5 along a preset first direction; the preset first direction has an angle with the horizontal plane.

[0052] In some specific embodiments, the first motion module 21 includes a movable slide rail, the two ends of which are respectively connected to the main frame 1, and the extension direction of the movable slide rail is perpendicular to the plane where the battery 6 to be processed is located.

[0053] In some specific embodiments, the motion mechanism 2 includes a second motion module 22; the second motion module 22 is used to drive the laser texturing module 3 to move closer to or further away from the battery 6 to be processed in the processing space 5 along a preset second direction; the preset second direction has an angle with the vertical plane. In practical applications, the preset second direction is parallel to the arrangement direction of the batteries 6 to be processed, and the second motion module 22 can drive the laser texturing module 3 to move along the arrangement direction of the batteries 6 to be processed in the processing space 5, so as to perform laser texturing processing on different batteries 6 to be processed relative to the movement of the batteries 6 to be processed in the processing space 5.

[0054] In one specific embodiment, the second moving module 22 can also be a sliding track, and the preset second direction can be set parallel to the preset first direction.

[0055] In some specific embodiments, the motion mechanism 2 further includes a rotation module 23; one end of the rotation module 23 is connected to the first motion module 21; the other end is provided with a laser texturing module 3; the rotation module 23 is used to drive the laser texturing module 3 to rotate. In a specific application, the rotation axis of the rotation module 23 is perpendicular to the plane where the battery 6 to be processed is located.

[0056] In some specific embodiments, the battery rotation device 4 includes a battery clamping seat 41 and a rotation drive 42. The battery clamping seat 41 includes at least one set of clamping blocks 411 arranged opposite to each other. The set of clamping blocks 411 clamps a battery 6 to be processed. The battery clamping seat 41 is connected to the rotation drive 42, which drives the clamping blocks 411 to rotate the battery 6 to be processed.

[0057] In some specific embodiments, a transmission structure is also included; clamping blocks 411 located on the same side of the battery clamping base 41 are interconnected through the transmission structure; at least one clamping block 411 is connected to the rotary drive member 42.

[0058] In one specific embodiment, the transmission structure includes a transmission belt and / or transmission chain, the rotary drive 42 includes a motor, and multiple sets of clamping blocks 411 are evenly arranged in the battery clamping seat 41. One clamping block 411 is connected to the motor as the active mechanism, and one transmission belt connects the active mechanism and another clamping block 411, which then acts as the driven mechanism. The remaining clamping blocks 411 are connected to the active or driven mechanism through at least one stage of transmission belt, forming a transmission network. This allows for one-to-many operation where one rotary drive 42 drives multiple clamping blocks 411 to rotate.

[0059] In one specific embodiment, the battery rotating device 4 further includes a pushing mechanism 43, which is disposed on clamping blocks 411 on one or both sides of the battery clamping seat 41. The pushing mechanism 43 is used to push the clamping blocks 411 located on one or both sides of the processing space 5 towards the processing space 5, so as to clamp the battery 6 to be processed in the processing space 5. In practical applications, the pushing mechanism 43 includes a cylinder.

[0060] In some specific embodiments, the clamping block 411 has a protruding structure 412 on the side facing the processing space 5 for contacting the end face of the battery 6 to be processed. The protruding structure 412 is used to increase the friction between the clamping block 411 and the battery 6 to be processed. In practical applications, by setting various protruding structures 412, the battery 6 to be processed can be clamped more stably. In one specific embodiment, the clamping block 411 has a groove structure that matches the size of the end face of the battery 6 to be processed. When the clamping block 411 clamps the battery 6 to be processed, the end face of the battery 6 to be processed has a larger contact area with the clamping block 411.

[0061] In one specific embodiment, such as Figure 6 As shown, elastic components 44 can also be provided on the clamping blocks 411 located on one or both sides of the battery clamping base 41. Specifically, the elastic components 44 include a spring structure, which can better adapt to batteries 6 of different lengths and have a wider range of applications.

[0062] It should be noted that this embodiment does not specifically limit the number of clamping blocks 411 in the battery holder 41. Users can set the number and position of the clamping blocks 411 in the battery holder 41 according to the number of batteries 6 to be processed, the processing speed and frequency of the laser texturing module 3. For example... Figure 1 and Figure 4 As shown, four laser texturing modules 3 are evenly arranged horizontally on the main frame 1, each with four lasers 31, capable of performing four laser texturing processes simultaneously. When one laser 31 can simultaneously texturize the cylindrical surfaces of multiple batteries, the battery clamping base 41 can be equipped with multiple sets of clamping blocks 411 corresponding to the number of batteries 6 that can be processed, to clamp all the batteries 6 within the processing range covered by the lasers 31 in the processing space 5. The lasers 31 can simultaneously texturize the cylindrical surfaces of multiple batteries. When one laser 31 can only process the cylindrical surface of one battery 6, then... Figure 1 The setup shown consists of four sets of clamping blocks 411 corresponding to the number of lasers 31. After the clamping blocks 411 clamp the corresponding battery 6 to be processed, the laser 31 at the corresponding position performs laser texturing treatment on the battery 6 to be processed.

[0063] In some specific embodiments, such as Figure 2 and Figure 3 As shown, at least one laser texturing module 3 has a safety baffle 32 on at least one side in the horizontal direction; or a safety baffle 32 is provided between adjacent laser texturing modules 3. In practical applications, multiple lasers 31 in multiple laser texturing films work together. By providing a safety baffle 32 at the rear end of the laser 31, it is possible to prevent the lasers emitted by different lasers 31 from being scattered, reflected, or refracted at the rear end, avoiding mutual interference of optical paths, so that the laser emitted by each laser 31 can be accurately transmitted to the predetermined position for precise texturing processing. The safety baffle 32 also protects the electronic components of the laser 31, preventing the laser texturing modules 3 from colliding with each other when rotating in the horizontal direction, thus protecting the laser texturing modules 3.

[0064] In some specific embodiments, the laser 31 includes one or more of a circular laser emitting mechanism, a rectangular laser emitting mechanism, and an irregularly shaped laser emitting mechanism. Different laser emitting mechanisms can emit light spots of different shapes, resulting in different processing effects on the cylindrical surface of the battery 6 to be processed. For example, an irregularly shaped laser emitting mechanism can emit asymmetric or composite light spots, adapting to various shapes and sizes of batteries 6 to be processed.

[0065] In one specific embodiment, the rectangular laser emitting mechanism can emit a rectangular laser spot, which has a higher coverage efficiency on the cylindrical surface of the battery 6 to be processed. After the user adjusts the aspect ratio and arrangement of the rectangular spot according to the actual application, the rectangular spot can eventually form a uniform and dense array on the surface of the cylindrical surface of the battery 6 to be processed, and there is less overlap between the areas where the spot is texturized, which can maximize the laser texturization efficiency.

[0066] In some specific embodiments, the laser texturing mechanism also includes an elastic telescopic structure, through which the laser 31 is connected to the motion mechanism 2; the elastic telescopic structure is used to move the laser 31 closer to or away from the main frame 1.

[0067] This embodiment proposes a laser texturing mechanism for battery cylinders. This mechanism laser texturing one or more batteries to be processed within a processing space. A preset processing space is formed at the position corresponding to the laser texturing module within the battery rotating device. The battery rotating device contacts the battery to be processed within the processing space and rotates it axially. This allows for laser texturing of different areas on the battery cylinder surface, ultimately achieving uniform texturing of the battery cylinder surface. It occupies little space, has high processing efficiency, and increases the roughness of the battery cylinder surface, resulting in stronger adhesion between the battery cylinder surface and the material to be coated.

[0068] The above is a detailed description of the preferred embodiments of the present utility model. However, the present utility model is not limited to the embodiments. Those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model. All such equivalent modifications or substitutions are included within the scope defined by the claims of this application.

Claims

1. A battery cylindrical laser texturing mechanism, characterized by, Includes the main frame, motion mechanism, laser texturing module, and battery rotation device; At least one of the laser hair-forming modules is movably connected to the main frame via the motion mechanism; a preset processing space is formed in the battery rotation device corresponding to the position of the laser hair-forming module; The battery rotating device is used to contact the battery to be processed in the processing space and drive the battery to be processed to rotate along the axial direction. The motion mechanism is used to move the laser of the laser texturing module in the processing space, so that the laser texturing module can perform laser texturing on the cylindrical surfaces of one or more cells to be processed in the processing space.

2. The battery cylindrical laser texturing mechanism according to claim 1, wherein, The motion mechanism includes a first motion module; The first motion module is used to drive the laser texturing module to move closer to or further away from the battery to be processed in the processing space along a preset first direction; the preset first direction has an angle with the horizontal plane.

3. The battery cylindrical laser texturing mechanism according to claim 2, wherein, The first motion module includes a movable slide rail, with both ends of the movable slide rail connected to the main frame, and the extension direction of the movable slide rail is perpendicular to the plane where the battery to be processed is located.

4. The battery cylindrical laser texturing mechanism according to claim 1, wherein, The motion mechanism includes a second motion module; The second motion module is used to drive the laser texturing module to move closer to or further away from the battery to be processed in the processing space along a preset second direction; The preset second direction has an angle with the vertical plane.

5. The battery cylindrical laser texturing mechanism according to claim 3, wherein, The motion mechanism further includes a rotating module, one end of which is connected to the first motion module; the other end of which is provided with the laser texturing module. The rotating module is used to drive the laser texturing module to rotate.

6. The battery cylindrical laser texturing mechanism according to claim 1, wherein, The battery rotation device includes a battery clamping base and a rotation drive component. The battery clamping base includes at least one set of clamping blocks arranged opposite each other. Each set of clamping blocks clamps one battery to be processed. The battery holder is connected to the rotary drive, which drives the holder block to rotate the battery to be processed.

7. The battery cylindrical laser texturing mechanism according to claim 6, wherein, It also includes a transmission structure; the clamping blocks located on the same side of the battery clamping seat are interconnected through the transmission structure; at least one of the clamping blocks is connected to the rotary drive.

8. The battery cylindrical laser texturing mechanism according to claim 6, wherein, The clamping block has a protruding structure on the side facing the processing space for contacting the end face of the battery to be processed. The protruding structure is used to increase the friction between the clamping block and the battery to be processed.

9. The battery cylindrical laser texturing mechanism according to claim 1, wherein, At least one of the laser hair-forming modules is provided with a safety baffle on at least one side in the horizontal direction; or a safety baffle is provided between adjacent laser hair-forming modules.

10. The battery cylindrical laser texturing mechanism according to claim 1, wherein, The laser includes one or more of the following: a circular laser emitting mechanism, a rectangular laser emitting mechanism, and an irregularly shaped laser emitting mechanism.