Automatic packaging equipment for battery packaging

Abstract

The utility model relates to the technical field of battery packaging, and provides automatic packaging equipment for battery packaging. The automatic packaging equipment comprises a cutting and shell punching assembly part, a battery cell feeding assembly part and a battery cell packaging assembly part, the cutting and shell punching assembly part comprises a feeding device, a cutting-off device, a shell punching device and a first moving device, the cutting-off device is used for cutting off packaging material belts to obtain packaging material sections with set lengths, and the shell punching device is used for punching the packaging material sections with the set lengths. The shell punching device is used for carrying out punch forming on the packaging material section to obtain a packaging shell, the automatic packaging equipment further comprises a second moving device and a trimming device, the second moving device is used for sequentially moving the packaging shell on the shell punching device to the trimming device and the cell packaging assembly part, and the trimming device is used for trimming the packaging shell. The automatic packaging equipment for battery packaging provided by the utility model is high in equipment utilization rate, favorable for improving the production efficiency of products and reducing the production cost, and good in application effect.

Description

Technical Field

[0001] The utility model belongs to the technical field of battery packaging, and in particular relates to an automatic packaging device for battery packaging. Background Art

[0002] In current battery packaging, aluminum-plastic films are mostly stamped and packaged in a single step, that is, only one packaging shell is formed at a time. Moreover, the shell is stamped and packaged separately. After the battery cell is placed in the packaging shell, the two packaging shells are closed and hot-pressed. This manufacturing process requires more complicated equipment and has the problems of low production efficiency and high production cost. Utility Model Content

[0003] The purpose of the present invention is to overcome at least one of the above-mentioned deficiencies of the prior art and to provide an automated packaging device for battery packaging, which has a high equipment utilization rate and is conducive to improving production efficiency and reducing production costs.

[0004] The technical solution of the utility model is: an automated packaging device for battery packaging, comprising:

[0005] The cutting and punching assembly is used to cut the packaging material strip and punch it to form a packaging shell;

[0006] A battery cell loading assembly component, used for transferring the battery cell unit into the packaging shell;

[0007] A battery cell packaging assembly component; used to package the battery cell unit in the packaging shell to form a battery unit; wherein the cutting and punching shell assembly component includes:

[0008] A loading device, used for installing packaging tape;

[0009] A cutting device, used for cutting the packaging material strip of a set length into packaging material segments;

[0010] A shell punching device, used for punching and forming the packaging material segment into a packaging shell;

[0011] A first moving device, used for simultaneously moving at least two of the packaging material segments into the shell punching device;

[0012] The automated packaging equipment further comprises a second moving device and a trimming device, wherein the second moving device is used to successively move the packaging shell on the punching device to the trimming device and the battery cell packaging assembly component, and the trimming device is used to trim the packaging shell.

[0013] Specifically, the first moving device includes a first slide rail and two first adsorption components that can synchronously slide along the first slide rail, and the two first adsorption components respectively adsorb at least two packaging material segments and synchronously move them into the shell punching device.

[0014] Specifically, the first moving device includes a sliding bracket, and the first adsorption component is connected to the sliding bracket via a rotating component; or, the first adsorption component is fixedly connected to the sliding bracket.

[0015] Specifically, the shell punching device includes a shell punching frame and a forming mold for simultaneously punching at least two packaging material segments to form a packaging shell. The forming mold includes an upper mold part and a lower mold part. The upper mold part and the lower mold part are both connected to the shell punching frame and at least two groups of forming structures are arranged. The lower mold part is located below the upper mold part, and each of the forming structures is arranged at intervals along the feeding direction.

[0016] Specifically, the upper mold component includes a core structure, an upper mold plate and an upper mold push plate. The core structure is fixed or integrally formed on the upper mold plate. The upper mold push plate is connected to a push plate driving component, and the push plate driving component is used to drive the upper mold push plate to slide up and down relative to the core structure.

[0017] Specifically, the trimming device is arranged on the battery cell packaging assembly component or on the cutting and shell punching assembly component, and is used to cut the side surface of the packaging shell flat.

[0018] Specifically, the trimming device includes a trimming frame, an upper knife plate arranged on the trimming frame, an upper cutting knife component arranged on the upper knife plate, and a lower cutting knife component arranged on the trimming frame and facing the upper cutting knife component, and the upper cutting knife component is connected to a trimming drive component.

[0019] Specifically, the second moving device is used to move at least two packaging shells to the trimming device and the battery cell packaging assembly component each time;

[0020] The second moving device includes a second slide rail and two second adsorption components that can synchronously slide along the second slide rail and are used to adsorb the packaging shell. The shell punching device, the trimming device and the battery cell packaging assembly component are arranged along the second slide rail.

[0021] Specifically, the packaging device includes a packaging frame, a turntable rotatably connected to the packaging frame, and a rotating driving component for driving the turntable to rotate, the turntable is provided with a plurality of workstations, each workstation is provided with at least two clamps for positioning the packaging shells, and the packaging frame is provided with a pre-folding component for simultaneously pre-folding each packaging shell on the workstation along the periphery of the turntable, a battery cell loading component for simultaneously placing the battery cells in each pre-folded packaging shell, a battery cell pressing ear component for simultaneously pressing the battery cell ears in each packaging shell, a clamping component for simultaneously clamping each packaging shell containing battery cells, a first heat sealing component for simultaneously heat-sealing one side of the clamped packaging shell and a second heat sealing component for simultaneously heat-sealing the other side of the clamped packaging shell, a testing component for detecting whether the battery cell formed by the package is short-circuited, and a unloading component for moving the tested battery cell to a set position.

[0022] Specifically, the feeding device includes a feeding support plate frame, a mounting roller laterally arranged and rotatably connected to the feeding support plate frame, and a tensioning shaft roller for tensioning the packaging material strip; the feeding support plate frame is provided with a gravity guide rail, and the tensioning shaft roller is slidably connected to the gravity guide rail.

[0023] The utility model provides an automatic packaging device for battery packaging, which has high equipment utilization rate, is beneficial to improving product production efficiency, reducing production costs, and has good application effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments will be briefly introduced below. 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 creative work.

[0025] Figure 1 It is a three-dimensional schematic diagram of an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0026] Figure 2 It is another three-dimensional schematic diagram of an automated packaging device for battery packaging provided by an embodiment of the utility model (without the shell punching device and the battery cell packaging assembly components);

[0027] Figure 3 It is a three-dimensional schematic diagram of a packaging material segment produced by an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0028] Figure 4 It is a three-dimensional schematic diagram of a packaging shell made by an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0029] Figure 5 It is a schematic plan view of a packaging shell made by an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0030] Figure 6 It is a schematic plan view of a packaging shell after packaging, which is made by an automated packaging equipment for battery packaging provided by an embodiment of the utility model;

[0031] Figure 7 It is a stereoscopic diagram of a cutting and punching shell assembly component in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0032] Figure 8 It is a stereoscopic diagram of a feeding device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0033] Fig. 9 It is a three-dimensional schematic diagram of a shell punching device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0034] Fig.10 It is a front schematic diagram of a shell punching device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0035] Fig.11 It is a side schematic diagram of a shell punching device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0036] Fig.12 It is a three-dimensional diagram of a first moving device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0037] Fig.13 It is a top view of a first moving device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0038] Fig.14 It is a three-dimensional schematic diagram of a trimming device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0039] Fig.15 It is a plan view of a trimming device in an automated packaging device for battery packaging provided by an embodiment of the utility model;

[0040] Fig.16 It is a three-dimensional schematic diagram of a turntable in an automated packaging device for battery packaging provided by an embodiment of the utility model. DETAILED DESCRIPTION

[0041] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0042] It should be noted that the terms “setting” and “connection” should be understood in a broad sense. For example, it can be directly setting or connecting, or it can be indirectly setting or connecting through a central component or a central structure.

[0043] In addition, if there are terms such as "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicating orientation or positional relationship in the embodiments of the present invention, they are based on the orientation or positional relationship or the conventional placement state or use state shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the structure, feature, device or element referred to must have a specific orientation or positional relationship, nor must it be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0044] The various specific technical features and embodiments described in the specific implementation methods can be combined in any suitable manner unless there is any contradiction. For example, different implementation methods can be formed by combining different specific technical features / embodiments. In order to avoid unnecessary repetition, the various possible combinations of the specific technical features / embodiments in the present utility model will not be described separately.

[0045] like Figures 1 to 6 As shown, an automatic packaging device for battery packaging provided by an embodiment of the utility model includes a cutting and punching assembly part 100, a battery cell feeding assembly part 200 and a battery cell packaging assembly part 300. In this embodiment, the packaging strip 910 takes an aluminum-plastic film strip as an example. The packaging strip 910 can be punched to form a packaging shell 920, that is, an aluminum-plastic film shell for battery cell packaging. Each packaging shell 920 has two semi-cylindrical slots, that is, battery cell half slots. The two slots are symmetrically distributed on both sides of the center line of the packaging shell 920 along the length direction. The packaging shell 920 is aligned along the center line to package the battery cell in the packaging shell 920 (such as Figure 6As shown). The cutting and punching assembly component 100 is used to cut and punch the packaging material strip 910 to form a packaging shell 920, the battery cell feeding assembly component 200 is used to transfer the battery cell unit into the packaging shell 920; the battery cell packaging assembly component 300 is used to package the battery cell unit in the packaging shell 920 to form a battery unit. The cutting and punching assembly component 100 includes a feeding device 110, a cutting device 190, a punching device 120, and a first moving device 180. The feeding device 110 is used to install the packaging material strip 910; the cutting device 190 is used to cut the packaging material strip 910 to form a packaging material segment 911 of a set length (as shown in FIG. 1 ). Figure 3 The shell punching device 120 is used to punch the packaging material segment 911 into a half-slot of the battery cell to obtain a packaging shell 920 (as shown); Figure 4 , Figure 5 As shown); the first moving device 180 is used to move at least two packaging material segments 911 into the shell punching device 120 at the same time; the first moving device 180 includes a first slide rail 181 and two first adsorption components 182 that can slide synchronously along the first slide rail 181, each first adsorption component 182 adsorbs a packaging material segment 911 and moves it synchronously to the shell punching device 120, and the two first adsorption components 182 move synchronously, which is efficient and helps to improve the packaging efficiency. The automated packaging equipment also includes a second moving device 410 and a trimming device 420. The second moving device 410 is used to move the packaging shells 920 on at least two shell punching devices 120 to the trimming device 420 and the battery cell packaging assembly component 300 one after another each time, and the trimming device 420 is used to trim the packaging shells 920.

[0046] Specifically, Figures 7 to 10 As shown, the feeding device 110 includes a feeding support plate frame 115 and a mounting roller 111 which is horizontally arranged and rotatably connected to the feeding support plate frame 115. The mounting roller 111 can be optionally connected to a rotation control device, which can rotate in time to avoid excessive discharge of the packaging material strip 910. The feeding device 110 also includes a tensioning shaft roller 114 arranged on the feeding support plate frame 115 for tensioning the packaging material strip 910. The packaging material strip 910 contacts the tensioning shaft roller 114 to keep the packaging material strip 910 at a suitable tension.

[0047] In a specific application, the loading support plate frame 115 can be provided with a gravity guide rail 113, and the gravity guide rail 113 is arranged perpendicular to the table surface (horizontal plane). The tensioning shaft roller 114 is slidably connected to the gravity guide rail 113, and the tensioning shaft roller 114 keeps the packaging material belt 910 with appropriate tension under the action of gravity, with a simple structure and good reliability.

[0048] In specific applications, a sensing device (not shown in the figure) for sensing the approach of the tensioning shaft roller 114 can be provided at the lower end of each gravity guide rail 113. The sensing device is connected to a loading prompt device. When the tensioning shaft roller 114 falls to the sensing device, the sensing device triggers the loading prompt device. The loading prompt device can be an indicator light or a horn, etc., which can prompt the user (equipment management personnel) through sound or light to promptly check and install a new packaging material strip 910 coil, which is conducive to continuous production.

[0049] Specifically, Figures 7 to 10 As shown, a guide device 116 is provided between the shell punching frame 121 and the feeding device 110 to prevent the packaging material strip 910 from being offset. The guide device 116 can adopt a structure with adjustable spacing.

[0050] Specifically, the guide device 116 includes a guide frame having two adjacent guide blocks 1161 spaced apart from each other, and the interval between the two guide blocks 1161 is equal to the width of the packaging material strip 910 , so the structure is simple and reliable.

[0051] Specifically, the guide frame is provided with a guide rail 1162, and the guide rail 1162 is arranged along the width direction (Y direction) of the packaging material strip 910. Each guide block 1161 is adjustably fixedly connected to the guide rail 1162. When the packaging material strip 910 of different (width) specifications is replaced, the distance between the two guide blocks 1161 can be adjusted to adapt, and the equipment has good versatility.

[0052] Specifically, the guide block 1161 is provided with a rounded corner close to the feeding side, and the guiding effect of the guide device 116 is better.

[0053] Specifically, refer to Figure 8 A feed roller assembly is provided between the guide device 116 and the shell punching frame 121, and the feed roller assembly includes an upper roller 1171 and a lower roller 1172, which are arranged opposite to each other up and down, and the upper roller 1171 and the lower roller 1172 act on the two sides of the packaging material strip 910 respectively, that is, the packaging material strip 910 is sandwiched between the upper roller 1171 and the lower roller 1172, so that the packaging material strip 910 can be transported forward (X direction) with high transport accuracy. The upper roller 1171 and the lower roller 1172 are respectively connected to a rotation drive cylinder.

[0054] Specifically, refer to Figure 7 A cutting device 190 is provided on one side of the shell punching frame 120. The cutting device 190 is located between the guide device 116 and the shell punching frame 120. The cutting device 190 is used to cut the packaging material strip 910 to obtain a packaging material segment 911 of a set length. The cutting device 190 can be a cutting knife group for cutting in half.

[0055] Specifically, a first moving device 180 is provided on one side (back side) of the shell punching frame 120 for simultaneously moving at least two packaging material segments 911 from the feeding direction into between the upper die component 122 and the lower die component 123 of the shell punching device.

[0056] Specifically, refer to Fig.11 The upper mold component 122 includes a core structure 1221 (punch), an upper mold plate 1222 and an upper mold push plate 1223. The core structure 1221 is fixed or integrally formed on the upper mold plate 1222. The upper mold push plate 1223 is connected to a push plate driving component, which is used to drive the upper mold push plate 1223 to slide up and down relative to the core structure 1221. In specific applications, the push plate driving component can adopt a screw structure, a linear motor, a hydraulic drive device, a cylinder, etc. The push plate driving component causes the upper mold push plate 1223 to move downward, pushes the molded packaging shell 920 downward, and falls off from the core structure 1221 to the lower mold plate of the lower mold component 123.

[0057] Specifically, the shell punching frame 120 is connected with an upper die driving component for driving the core structure 1221 to move downward. In specific applications, the upper die driving component can be a screw structure, a linear motor, a hydraulic drive device, a cylinder, etc.

[0058] Specifically, the upper mold driving component may include a first screw rod 124 and an upper mold driving motor (not shown in the figure) for driving the first screw rod 124 to rotate. The first screw rod 124 is threadedly connected to the upper mold plate 1222 of the upper mold component 122.

[0059] Specifically, the lower mold component 123 includes a lower mold plate (not shown in the figure), the lower mold plate is provided with a molding groove (not shown in the figure), and a counter (not shown in the figure) for measuring the number of packaging shells is provided on one side of the lower mold plate.

[0060] In specific applications, the upper mold component 122 can be provided with a stroke protection device, which includes an induction switch and an induction structure that moves with the upper mold 1222, and the induction switch is connected to the upper mold drive motor; the induction switch can be a photoelectric sensor or a Hall sensor (magnetic control switch), etc., and the induction structure can be a shading sheet or a magnetic part (magnet) and other structural parts that can trigger the induction switch to prevent the upper mold 1222 from rising or falling beyond the set stroke, with good safety and reliability.

[0061] Specifically, refer to Fig.12 The first moving device 180 includes a first slide rail 181 and two first adsorption components 182 that can slide synchronously along the first slide rail 181. The two first adsorption components 182 can respectively adsorb at least two packaging material segments 911 and move synchronously into the shell punching device. The first slide rail 181 can be arranged along the X direction. Specifically, the cutting device 190 and the shell punching frame 120 are arranged along the first slide rail 181.

[0062] Specifically, the first moving device 180 also includes a sliding bracket 183 that can slide along the first slide rail 181, and the first adsorption component 182 is connected to the sliding bracket 183 through a rotating component (suitable for the case where the packaging material segment 911 is rotated 90 degrees and then translated to the shell punching device 120), or the first adsorption component 182 is fixedly connected to the sliding bracket 183 (suitable for the case where the packaging material segment 911 is directly translated to the shell punching device 120).

[0063] Specifically, the sliding bracket 183 is connected to the bracket lifting module 184, the bracket lifting module 184 can be connected to the first slide rail 181, the sliding bracket 183 and the first adsorption component 182 can be lifted or lowered, or the first adsorption component 182 is provided with a suction cup lifting module (not shown in the figure).

[0064] Specifically, the sliding bracket 183 is U-shaped, and two first adsorption components 182 are disposed at the ends of the sliding bracket 183 . The first adsorption components 182 are vacuum suction cups, and the structure is reliable.

[0065] Reference Figure 8 , a carrying platform 170 is provided on the side of the cutting device 190 away from the feeding device 110, and the carrying platform 170 has a waiting position 171; Fig.12 The two first adsorption components 182 are respectively a front adsorption component 1821 and a rear adsorption component 1822; the sliding bracket 183 slides in the positive X direction, and the front adsorption component 1821 close to the cutting device 190 adsorbs the first cut packaging material segment 911 and moves it to the waiting position 171 of the carrier 170, and then, the front adsorption component 1821 is reset to the negative X direction along with the sliding bracket 183, and when the front adsorption component 1821 adsorbs another packaging material segment 911 that is cut later, the rear adsorption component 1822 can simultaneously adsorb the packaging material segment 911 on the waiting position 171, and the front adsorption component 1821 and the rear adsorption component 1822 simultaneously move the packaging material segment 911 into the shell punching device 120, and then reset the cycle, which is highly efficient.

[0066] Specifically, Figure 1 and Fig.14 , Fig.15 As shown, the trimming device 420 is disposed on the battery cell packaging assembly component 300 or on the cutting and punching shell assembly component 100 .

[0067] Specifically, the trimming device 420 includes a trimming frame 421, an upper knife plate 422, an upper cutting knife component 423 and a lower cutting knife component 424. The upper knife plate 422 is arranged on the trimming frame 421, the upper cutting knife component 423 is arranged on the upper knife plate 422 and is connected to a trimming driving component, and the lower cutting knife component 424 is arranged on the trimming frame 421 and is directly opposite to the upper cutting knife component 423. The upper cutting knife component 423 can move up and down under the driving of the trimming driving component to work together with the lower cutting knife component 424 to perform trimming. The trimming device 420 has two sets of the above-mentioned cutting knife structures, which can trim two packaging shells 920 at the same time to make the edges of the packaging shells 920 smooth.

[0068] Specifically, refer to Figure 1 to Figure 2 As shown, the second moving device 420 includes a second slide rail 421 and two second adsorption components 422 that can slide synchronously along the second slide rail 421. The shell punching device 120, the trimming device 420 and the battery cell packaging assembly component 300 are arranged along the second slide rail 421. The second moving device 420 may include a second sliding bracket, which is slidably connected to the second slide rail 42. The second sliding bracket and the sliding bracket 183 may be the same and common. The second adsorption component 422 may be arranged on the second sliding bracket.

[0069] Specifically, refer to Figure 1 to Figure 2 as well as Fig.16 As shown, the battery cell packaging assembly component 300 includes a packaging frame 390, a turntable 310 rotatably connected to the packaging frame 390, and a rotating drive component (not shown in the figure) for driving the turntable 310 to rotate. The rotating drive component may include a driving motor (which may be a servo motor / stepping motor, etc.), and may also include a transmission component such as a reducer. The turntable 310 is provided with a plurality of stations, and the turntable 310 can rotate in steps under the drive of the rotating drive component. Each station is provided with at least two fixtures 380 for positioning the packaging shell 920 respectively. In this embodiment, each station is equipped with a fixture 380 for placing two packaging shells 920 at the same time. Each station can simultaneously perform the corresponding packaging process on the two packaging shells 920 and the corresponding battery cells, and the packaging efficiency is high.

[0070] Specifically, the packaging rack 390 is provided with a pre-folding component 330 for pre-folding each packaging shell 920 at the workstation simultaneously along the periphery of the turntable 310, a cell loading component for placing the battery cells in each pre-folded packaging shell 920 at the same time, a pressing ear component for pressing the battery cell pole ears in each packaging shell 920 at the same time, a clamping component for clamping each packaging shell 920 containing the battery cells at the same time, a first heat sealing component 360 for simultaneously heat-sealing one side of the clamped packaging shell 920 and a second heat sealing component 370 for simultaneously heat-sealing the other side of the clamped packaging shell 920, a test component for detecting whether the battery cell formed by packaging is short-circuited, and a discharge component for moving the tested battery cell to a set position. The cell loading component and the discharge component can adopt a clamping manipulator or an adsorption manipulator, etc., and the automation efficiency is high.

[0071] Specifically, refer to Fig.16 The pre-folding component 330 includes a clamp 380, each of which includes a first clamp 381 and a second clamp 382. The first clamp 381 and the second clamp 382 are respectively provided with a positioning groove for accommodating a half slot of a battery cell. One end of the first clamp 381 is rotatably connected to one end of the second clamp 382, ​​and the second clamp 382 is fixed to the turntable 310. The pre-folding component 330 also includes a pre-folding driving component for driving the first clamp 381 to rotate toward the second clamp 382 to a set angle so that the packaging shell 920 forms a pre-fold. The pre-fold is the center line of the packaging shell 920. By forming the pre-fold first, it is convenient to clamp the packaging shell 920 in the subsequent process. In specific applications, during pre-folding, a movable pressing plate can also be set to press the packaging shell 920 on the second clamp 382, ​​so that the pre-folding effect is better. The pre-folding driving component can be a gear rack mechanism, which makes the first clamp 381 flip relative to the second clamp 382 to clamp at a set angle.

[0072] Specifically, the battery cell loading assembly component is a gripping robot or an adsorption robot.

[0073] Specifically, the first heat sealing component 360 includes at least two groups of first and second heat sealing members that are opposed to each other vertically; the first and second heat sealing members may be provided with heating devices, and the first and second heat sealing members may be combined to heat-seal one end of the semi-finished product.

[0074] Specifically, the second heat sealing component 370 includes at least two groups of third heat sealing members and fourth heat sealing members that are opposed to each other up and down. The third heat sealing members and the fourth heat sealing members may be provided with heating devices. The third heat sealing members and the fourth heat sealing members may be combined to heat-seal and package the other end of the semi-finished product.

[0075] Of course, in specific applications, refer to Figure 1 The first heat sealing component 360 and the second heat sealing component 370 can be integrated in the same workstation, that is, both ends of the above-mentioned packaged semi-finished product can be heat-sealed at the same workstation.

[0076] The automated packaging equipment for battery packaging provided in this embodiment is compatible with a variety of cylindrical battery cell shell packaging, and the change of type is simple and easy. It can be achieved by changing the corresponding jigs and fixtures, which meets the requirements of production efficiency and has a low cost. The entire line only requires manual regular replenishment of materials, recycling of finished products, and regular maintenance, which can realize full-automatic intelligent production throughout the entire process and has a good application effect.

[0077] The embodiment of the utility model further provides a battery packaging method, which adopts the above-mentioned automatic packaging equipment for battery packaging and includes the following steps.

[0078] Mount the packaging material strip 910 on the loading device 110 , and allow the packaging material strip 910 to pass forward through the cutting device 190 ;

[0079] The cutting device 190 cuts the packaging material strip 910 to obtain a packaging material segment 911 of a set length;

[0080] The first moving device 180 moves at least two packaging material segments 911 into the shell punching device 120 simultaneously;

[0081] The shell punching device 120 punches and forms each packaging material segment 911 synchronously to obtain a packaging shell 920;

[0082] The second moving device 410 moves each packaging shell 920 from the shell punching device 120 to the trimming device 420 for trimming, and the second transfer device 410 moves the packaging shell 920 from the trimming device 420 to the loading position of the battery cell packaging assembly component 300;

[0083] The battery cell loading assembly 300 transfers the battery cell unit to the packaging shell 920 at the loading position;

[0084] The cell packaging assembly component 300 packages the cell unit in the packaging shell 920 to form a battery unit.

[0085] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions or improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automated packaging device for battery packaging, characterized in that: include: The cutting and punching assembly is used to cut the packaging material strip and punch it to form a packaging shell; A battery cell loading assembly component, used for transferring the battery cell unit into the packaging shell; A battery cell packaging assembly component; used to package the battery cell unit in the packaging shell to form a battery unit; wherein the cutting and punching shell assembly component includes: A loading device, used for installing packaging tape; A cutting device, used for cutting the packaging material strip to obtain packaging material segments of a set length; A shell punching device, used for punching and forming the packaging material segment into a packaging shell; A first moving device, used for simultaneously moving at least two of the packaging material segments into the shell punching device; The automated packaging equipment further comprises a second moving device and a trimming device, wherein the second moving device is used to successively move the packaging shell on the punching device to the trimming device and the battery cell packaging assembly component, and the trimming device is used to trim the packaging shell.

2. The automatic packaging equipment for battery packaging according to claim 1, characterized in that: The first moving device comprises a first slide rail and two first adsorption components that can synchronously slide along the first slide rail, and the two first adsorption components respectively adsorb at least two packaging material segments and synchronously move them into the shell punching device.

3. The automatic packaging equipment for battery packaging as claimed in claim 2, characterized in that: The first moving device further includes a sliding bracket, and the first adsorption component is connected to the sliding bracket via a rotating component; or, the first adsorption component is fixedly connected to the sliding bracket.

4. The automatic packaging equipment for battery packaging according to claim 1, characterized in that: The shell punching device includes a shell punching frame and a forming mold for simultaneously punching at least two packaging material segments to form a packaging shell. The forming mold includes an upper mold component and a lower mold component. Both the upper mold component and the lower mold component are connected to the shell punching frame. The lower mold component is located below the upper mold component. The forming molds are at least two groups, and the two groups of forming molds are arranged at intervals along the feeding direction.

5. The automatic packaging equipment for battery packaging as claimed in claim 4, characterized in that: The upper mold component includes a core structure, an upper mold plate and an upper mold push plate. The core structure is fixed or integrally formed on the upper mold plate. The upper mold push plate is connected to a push plate driving component, and the push plate driving component is used to drive the upper mold push plate to slide up and down relative to the core structure.

6. The automatic packaging equipment for battery packaging according to claim 1, characterized in that: The trimming device is arranged on the battery cell packaging assembly component or on the cutting and shell punching assembly component.

7. An automated packaging device for battery packaging as claimed in claim 6, characterized in that: The trimming device includes a trimming frame, an upper knife plate arranged on the trimming frame, an upper cutting knife component arranged on the upper knife plate, and a lower cutting knife component arranged on the trimming frame and facing the upper cutting knife component, and the upper cutting knife component is connected to a trimming driving component.

8. The automatic packaging equipment for battery packaging according to claim 1, characterized in that: The second moving device is used to move at least two of the packaging shells to the trimming device and the battery cell packaging assembly component each time; The second moving device includes a second slide rail and two second adsorption components that can synchronously slide along the second slide rail for adsorbing the packaging shell. The shell punching device, the trimming device and the battery cell packaging assembly component are arranged along the second slide rail.

9. An automated packaging device for battery packaging as claimed in any one of claims 1 to 8, characterized in that: The battery cell packaging assembly comprises a packaging frame, a turntable rotatably connected to the packaging frame and a rotating driving component for driving the turntable to rotate, the turntable is provided with a plurality of workstations, each workstation is provided with at least two clamps for positioning the packaging shells respectively, the packaging frame is provided with a pre-folding component for pre-folding each packaging shell on the workstation simultaneously along the periphery of the turntable, a battery cell loading component for placing the battery cells in each pre-folded packaging shell at the same time, a pole ear pressing component for pressing the battery cell pole ears in each packaging shell at the same time, a clamping component for clamping each packaging shell containing battery cells at the same time, a first heat sealing component for simultaneously heat-sealing one side of the clamped packaging shell and a second heat sealing component for simultaneously heat-sealing the other side of the clamped packaging shell, a testing component for detecting whether the battery cell formed by the packaging is short-circuited and a unloading component for moving the tested battery cell to a set position.

10. An automated packaging device for battery packaging as claimed in any one of claims 1 to 8, characterized in that: The feeding device comprises a feeding support plate frame, a mounting roller which is arranged transversely and rotatably connected to the feeding support plate frame, and a tensioning shaft roller for tensioning the packaging material belt; The loading support plate frame is provided with a gravity guide rail, and the tensioning shaft roller is slidably connected to the gravity guide rail.

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