Roll core processing device

Abstract

The utility model discloses a roll core processing device which comprises roll core positioning structures, a flattening station and a leveling station arranged on one side of the flattening station, the flattening station and the leveling station are both internally provided with the roll core positioning structures, the flattening station is internally provided with a pole lug flattening mechanism, the leveling station is internally provided with a leveling mechanism, and the leveling station is internally provided with the pole lug flattening mechanism. The leveling mechanism comprises a leveling tool and a first driving mechanism, a plurality of leveling tools are arranged on one side or two sides of the roll core positioning structure, a guide groove is formed in each leveling tool, and the first driving mechanism is used for driving the leveling tools to reciprocate in the axial direction of the roll core. Through the arrangement of the flattening mechanism, tabs at the two ends of the roll core can be flattened in advance, the tabs are prevented from turning outwards to affect the flattening effect, the multiple flattening tools are arranged on the two sides of the roll core positioning structure, the roll core can be flattened multiple times without moving the position of the roll core, roll core tab flattening can be achieved through a single station, the space utilization rate is high, and the working efficiency is high. The cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of battery cell processing, especially to a winding core processing device. BACKGROUND

[0002] The cylindrical winding core has a tab at both ends, and the tab needs to be flattened during processing.

[0003] In the prior art, the winding core tab needs to be flattened multiple times, and the tab is flattened from the outside to the inside in zones from the winding core end face, and the position of the winding core needs to be moved each time, resulting in a large tooling space and high cost. Moreover, if the winding core tab is in an everted state, the tab may not be flattened properly. SUMMARY

[0004] The utility model aims to provide a winding core processing device to solve the above technical problems.

[0005] The utility model adopts the following technical scheme:

[0006] A winding core processing device includes a winding core positioning structure, a flattening station, and a flattening station on one side of the flattening station. The flattening station and the flattening station are provided with the winding core positioning structure. The flattening station is also provided with a tab flattening mechanism, and the flattening station is also provided with a flattening mechanism. The flattening mechanism includes a flattening tool and a first driving mechanism. The winding core positioning structure has one or two sides provided with a plurality of flattening tools. Each flattening tool is provided with a guide groove. The first driving mechanism is used to drive the plurality of flattening tools to move reciprocally along the axial direction of the winding core.

[0007] Preferably, the diameter of the guide groove on the plurality of flattening tools gradually decreases in the direction away from the winding core positioning structure.

[0008] Preferably, the device also includes a first sliding rail, a first sliding block, and a second driving mechanism. Two first sliding rails are arranged in parallel. Each first sliding rail is provided with two first sliding blocks. Each first sliding block is provided with a plurality of second driving mechanisms above. The two second driving mechanisms arranged opposite are connected to the flattening tool.

[0009] Further preferably, the device also includes a mounting bracket. The upper end of each first sliding block is provided with a mounting bracket. The plurality of second driving mechanisms are arranged on the mounting bracket.

[0010] As a further preferred, the first slide rail is provided with two first driving mechanisms, and each of the first driving mechanisms is connected with one of the first slide blocks.

[0011] As a further preferred, each of the flattening tool comprises two semicircular flattening plates, and each of the flattening plates is connected with one of the second driving mechanisms.

[0012] As a preferred, the tab flattening mechanism comprises two flattening sleeves, and the two flattening sleeves are arranged opposite to each other, and the inner wall of the side of each of the flattening sleeves away from each other is provided with an inclined surface.

[0013] As a further preferred, the second slide rail is arranged between and connected with the two support frames, and the second slide rail is provided with two second slide blocks, and each of the second slide blocks is connected with one of the flattening sleeves.

[0014] As a further preferred, the third driving mechanism and a lead screw are further included, two ends of the lead screw are rotatably connected with the two support frames, the third driving mechanism is arranged on one of the support frames and is in transmission connection with the lead screw, and the lead screw is connected with the two second slide blocks.

[0015] As a further preferred, the lead screw is provided with a limiting sleeve at the middle part.

[0016] The above technical solution has the following advantages or beneficial effects:

[0017] In the utility model, through the setting of the flattening mechanism, the tab at both ends of the winding core can be flattened in advance, the tab eversion affects the flattening effect, through the setting of the plurality of flattening tools on the two sides of the winding core positioning structure, the winding core can be flattened for many times without moving the position of the winding core, the winding core tab flattening can be realized in single station, the space utilization rate is high, and the cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structure schematic view of winding core processing device in the utility model;

[0019] Figure 2 It is the structure schematic view of flattening tool;

[0020] Figure 3 It is the structure schematic view of flattening tool.

[0021] In the figure: 1, the core positioning structure; 2, the tab smoothing mechanism; 201, the smoothing sleeve; 202, the inclined surface; 3, the flattening mechanism; 301, the flattening tooling; 302, the guide groove; 303, the flattening plate; 4, the first drive mechanism; 5, the first sliding rail; 6, the first sliding block; 7, the second drive mechanism; 8, the mounting frame; 9, the connecting plate; 10, the support frame; 11, the second sliding rail; 12, the second sliding block; 13, the third drive mechanism; 14, the lead screw; 15, the limiting sleeve. DETAILED DESCRIPTION

[0022] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, if the terms "first", "second", "third" appear, they are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, if the terms "mounting", "connecting", "connecting" appear, they should be understood in a broad sense, for example, they can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] Figure 1 is a structural schematic view of the core processing device in the present application; Figure 2 is a structural schematic view of the flattening tooling; Figure 3 is a structural schematic view of the smoothing tooling, please see Figures 1 to 3As shown in the figure, a preferred embodiment is shown, showing a core processing device, including a core positioning structure 1, also including a smoothing station and a flattening station arranged on one side of the smoothing station, the smoothing station and the flattening station are both provided with a core positioning structure 1, and the smoothing station is also provided with an ear smoothing mechanism 2, and the flattening station is also provided with a flattening mechanism 3, the flattening mechanism 3 includes a flattening tool 301 and a first driving mechanism 4, and the core positioning structure 1 is provided with a plurality of flattening tools 301 on one side or both sides, and a guide groove 302 is formed on each flattening tool 301, and the first driving mechanism 4 is used to drive the plurality of flattening tools 301 to move reciprocatingly along the axial direction of the core. In this embodiment, referring to Figure 1 As shown in the figure, a plurality of flattening tools 301 are concentrated in one flattening station, which can realize multiple flattening of the core tab without moving the core position, so that the tool space utilization rate is high and the cost is reduced.

[0026] The core positioning structure 1 in this embodiment is a structure, Figure 1 The core positioning structure 1 shown in the figure is only a schematic diagram, and its specific structure will not be limited here. The core positioning structure 1 is arranged to fix the position of the core, which is convenient for smoothing and flattening the core.

[0027] In this embodiment, the first driving mechanism 4 can drive the flattening tool 301 to move reciprocatingly, so that the flattening tool 301 can flatten the tab of the core, and the flattening mechanism can be used to flatten the outwardly turned tab to avoid affecting the subsequent flattening. If the tab does not turn outward, the tab does not need to be flattened. After the tab is flattened, the core can be manually moved to the flattening station.

[0028] In this embodiment, the guide groove 302 is arranged on the flattening tool, which is used to guide the tab that is not in the flattening area, so as to facilitate the flattening of the tab.

[0029] Further, as a preferred embodiment, the diameter of the guide groove 302 on the plurality of flattening tools 301 gradually decreases in the direction away from the core positioning structure 1, so that the tab can be flattened in different areas, and the plurality of flattening tools 301 can be used to progressively flatten the tab in different areas.

[0030] Further, as a preferred implementation, it further comprises the first slide rail 5, the first slide block 6 and the second driving mechanism 7, two first slide rails 5 are arranged in parallel, each first slide rail 5 is provided with two first slide blocks 6, and the upper side of each first slide block 6 is provided with a plurality of second driving mechanisms 7, and the two second driving mechanisms 7 arranged opposite are connected with a flattening tool 301. The first driving mechanism 4 and the second driving mechanism 7 in the embodiment can be a cylinder or a linear motor, the first driving mechanism 4 is used to drive the first slide block 6 to move, and the second driving mechanism 7 is used to drive the flattening tool 301.

[0031] Further, as a preferred implementation, it further comprises the mounting frame 8, the upper end of each first slide block 6 is provided with a mounting frame 8, and the plurality of second driving mechanisms 7 are arranged on the mounting frame 8. The mounting frame 8 is fixedly connected with the first slide block 6, and the second driving mechanism 7 is fixedly connected with the mounting frame 8.

[0032] Further, as a preferred implementation, it further comprises the connecting plate 9, the two first slide blocks 6 arranged opposite are connected through the connecting plate 9, two first driving mechanisms 4 are arranged between the two first slide rails 5, and each first driving mechanism 4 is connected with a connecting plate 9. The connecting plate 9 is fixedly connected with the two first slide blocks 6, the output end of the first driving mechanism 4 is connected with the connecting plate 9, the first driving mechanism 4 drives the connecting plate 9 to drive the two first slide blocks 6 to move synchronously, thereby driving the second driving mechanism 7 to move, and the flattening tool 301 is arranged on the second driving mechanism 7, thereby driving the flattening tool 301 to move reciprocatingly along the axial direction of the winding core, and realizing the tab flattening.

[0033] Further, as a preferred implementation, each flattening tool 301 comprises two semicircular flattening plates 303, and each flattening plate 303 is connected with a second driving mechanism 7. As shown in Figure 1 and Figure 2 , the two second driving mechanisms 7 can drive the two semicircular flattening plates 303 to move away from each other or move close to each other, and the two flattening plates 303 can be temporarily fixed through the positioning column.

[0034] Further, as a preferred implementation, the tab flattening mechanism 2 comprises two flattening sleeves 201, the two flattening sleeves 201 are arranged opposite, the inner wall of the side away from each other of each flattening sleeve 201 is provided with an inclined surface 202, the flattening sleeve 201 can be sleeved on the outside of the winding core and can move relative to the winding core, and when the flattening sleeve 201 moves to the end of the winding core, the tab turned outward can be flattened through the inclined surface 202.

[0035] Further, as a preferred embodiment, the device further comprises a support frame 10, a second sliding rail 11 and a second sliding block 12. The two support frames 10 are arranged opposite to each other. The second sliding rail 11 is arranged between the two support frames 10 and connected with the two support frames 10. The second sliding rail 11 is provided with two second sliding blocks 12. Each second sliding block 12 is connected with a smoothing sleeve 201. As shown in the figure, the second sliding block 12 can move on the second sliding rail 11, so as to drive the smoothing sleeve 201 to move. The two ends of the second sliding rail 11 are fixedly connected with the two support frames 10. Figure 1

[0036] Further, as a preferred embodiment, the device further comprises a third driving mechanism 13 and a lead screw 14. The two ends of the lead screw 14 are rotatably connected with the two support frames 10. The third driving mechanism 13 is arranged on one support frame 10 and drivingly connected with the lead screw 14. The lead screw 14 is threadedly connected with the two second sliding blocks 12. The device further comprises a limiting sleeve 15. The middle part of the lead screw 14 is provided with the limiting sleeve 15. The lead screw 14 is a bidirectional lead screw 14. The third driving mechanism 13 drives the lead screw 14 to rotate. The rotation of the lead screw 14 can drive the two second sliding blocks 12 to move away from each other or move close to each other, so as to make the two smoothing sleeves 201 move away from each other or move close to each other. The limiting sleeve 15 arranged in the middle part of the lead screw 14 can avoid the two second sliding blocks 12 from contacting each other. The third driving mechanism 13 can be a motor.

[0037] In the embodiment, a PLC controller can be further included, which is used to control the first driving mechanism 4, the second driving mechanism 7 and the third driving mechanism 13.

[0038] ​In use, if the tab of the core appears to be everted, the core can be first placed on the core positioning structure 1 in the flattening station to be fixed, then the third driving mechanism 13 is driven to rotate the lead screw 14, the two second sliding blocks 12 are driven to move close to each other, the two flattening sleeves 201 are driven to move close to each other, the flattening sleeves 201 are completely sleeved on the core from the end of the core, then the third driving mechanism 13 is driven to reversely rotate the lead screw 14, the two second sliding blocks 12 are driven to move away from each other, the two flattening sleeves 201 are driven to move away from the core, in the process that the flattening sleeves 201 move away from the core, the inclined surfaces 202 on the flattening sleeves 201 first contact the everted part of the tab, then the everted part of the tab is flattened. After the tab of the core is flattened, the core is placed on the core positioning structure 1 in the flattening station to be fixed, then the first driving mechanism 4 is driven to reciprocatingly move the first sliding block 6, finally the flattening tool 301 is struck on the tab of the core, the tab is flattened, then the two second driving mechanisms 7 are driven to move the two flattening plates 303 in the flattening tool 301 away from each other, so that the tab is flattened by the following flattening tool 301, reciprocatingly until the tab is completely flattened by the last flattening tool 301. If the tab does not appear to be everted, the flattening process is not performed, and the flattening process is directly performed.

[0039] The above merely describes the preferred embodiments of the present application, and does not limit the embodiments and the protection scope of the present application. It should be realized by those skilled in the art that any equivalent replacement and obvious change based on the content of the present application should be included in the protection scope of the present application.

Claims

1. A core processing apparatus comprising a core positioning structure, characterized by, The smoothing station and the flattening station are provided with the winding core positioning structure, the flattening station is further provided with an ear flattening mechanism and a flattening mechanism, the flattening mechanism comprises a flattening tool and a first driving mechanism, one side or both sides of the winding core positioning structure are provided with a plurality of flattening tools, each flattening tool is provided with a guide groove, and the first driving mechanism is used for driving the plurality of flattening tools to move reciprocatingly along the axial direction of the winding core.

2. The core processing device according to claim 1, wherein The diameters of the guide grooves on the plurality of flattening tools gradually decrease in the direction away from the winding core positioning structure.

3. The core processing device according to claim 1, wherein The first sliding rails are parallel to each other, each first sliding rail is provided with two first sliding blocks, each first sliding block is provided with a plurality of second driving mechanisms above, and the two second driving mechanisms arranged opposite to each other are connected with the flattening tool.

4. The core processing device according to claim 3, wherein Each first sliding block is provided with a mounting frame at the upper end, and the plurality of second driving mechanisms are arranged on the mounting frame.

5. The core processing device according to claim 3, wherein The two first sliding blocks arranged opposite to each other are connected through the connecting plate, and the two first driving mechanisms are arranged between the two first sliding rails.

6. The core processing device according to claim 3, wherein Each flattening tool comprises two semicircular flattening plates, and each flattening plate is connected with a second driving mechanism.

7. The core processing device according to claim 1, wherein The ear flattening mechanism comprises two flattening sleeves arranged opposite to each other, and the inner walls of the two flattening sleeves away from each other are provided with inclined surfaces.

8. The core processing device according to claim 7, wherein The second sliding rails are arranged between the two support frames and connected with the two support frames, and the second sliding rails are provided with two second sliding blocks.

9. The core processing device according to claim 8, wherein The third driving mechanism is arranged on one support frame and in transmission connection with the lead screw, and the lead screw is connected with the two second sliding blocks.

10. The core processing device according to claim 9, wherein The middle part of the lead screw is provided with a limiting sleeve.

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