CN211034346U - Battery core feeding lug flattening device - Google Patents

Abstract

The application provides a device is pacified to electricity core material loading utmost point ear belongs to battery production facility technical field. Wherein, electric core material loading utmost point ear smooths device and includes smooths mechanism and movably the tool that sets up on the production line. The jig is used for placing and positioning the battery cell. The flattening mechanism is provided with a flattening part positioned above the jig, and the flattening part is used for being in contact with the lug of the battery cell placed in the jig process from the upper part of the jig so as to flatten the lug of the battery cell. The battery core feeding lug flattening device with the structure flattens the lug of the battery core in the process of feeding the battery core to the jig, avoids the phenomenon that the lug of the battery core is drooped and bent due to the influence of gravity in the process of feeding the battery core to the jig, and further improves the condition that the lug of the battery core is wrinkled and damaged in the jig.

Description

Battery core feeding lug flattening device

Technical Field

The application relates to the technical field of battery production equipment, in particular to a battery core feeding lug flattening device.

Background

The electrode ear of the battery cell is a metal conductor which leads the positive electrode and the negative electrode from the battery cell, and the ear of the positive electrode and the ear of the negative electrode of the battery are contact points during charging and discharging. At present, various tab flattening devices are available on the market. For example, through multiple modes such as roller, clamping piece, smooth the utmost point ear before electric core material loading to tool, then with electric core material loading to tool in. However, in the process of feeding the battery cell to the jig, because the tab of the battery cell is formed by stacking a plurality of layers of thin metal sheets, the tab of the battery cell is easy to sag and bend under the influence of gravity, and further the tab of the battery cell is wrinkled and damaged in the jig.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a device is pacified to electric core material loading utmost point ear to improve the utmost point ear of electric core and appear the flagging crooked problem of utmost point ear because of receiving the influence of gravity at the in-process of electric core material loading to tool.

In a first aspect, an embodiment of the application provides a device for smoothing a tab on a battery core, which comprises a smoothing mechanism and a jig movably arranged on a production line; the jig is used for placing and positioning the battery cell; the smoothing mechanism is provided with a smoothing part positioned above the jig, and the smoothing part is used for being in contact with the lug of the battery cell placed in the jig process from the upper part of the jig so as to smooth the lug of the battery cell.

In the technical scheme, the jig is arranged below the flattening mechanism, the lug of the battery cell is flattened in the process of feeding the battery cell to the jig, the battery cell feeding lug flattening device with the structure avoids the phenomenon that the lug of the battery cell is drooping and bent due to the influence of gravity in the process of feeding the battery cell to the jig, and further improves the condition that the lug of the battery cell is crinkled and damaged in the jig.

In addition, the battery core feeding lug flattening device provided by the embodiment of the application further has the following additional technical characteristics:

further, the smoothing mechanism further comprises a frame and a driving device; the flattening part is movably arranged on the rack, the flattening part stretches across the upper part of the jig, and the driving device is used for driving the flattening part to move along the front-back direction.

In the technical scheme, the flattening part can move along the front and back direction through the driving device, when the battery cores of different models are produced, the position of the flattening part is adjusted through the driving device, the lugs of the battery cores of different models can be flattened, further diversified production of the battery cores can be realized, and the flexibility of a production line is improved.

Further, the smoothing part comprises a first smoothing piece and a second smoothing piece; the first smoothing piece is used for being in contact with a lug of one battery cell placed on the jig from the upper side of the jig in the process of placing the jig so as to smooth the lug of the battery cell; the second smoothing piece is used for being in contact with a lug of another battery cell placed on the jig from the upper side of the jig so as to smooth the lug of the other battery cell; the driving device is used for driving the first smoothing piece and the second smoothing piece to move along the front-back direction.

In the technical scheme, the smoothing part comprises a first smoothing piece and a second smoothing piece, the first smoothing piece is used for being in contact with the lug of one battery cell placed in the process of the jig from the top of the jig, and the second smoothing piece is used for being in contact with the lug of the other battery cell placed in the process of the jig from the top of the jig. In the actual production process, the flattening part can flatten the lugs of the two electric cores simultaneously through the structure, so that the production efficiency is improved.

Furthermore, a first positioning piece is arranged on the jig, and one end of the battery cell, which is provided with the lug, is abutted against the first positioning piece; a second positioning piece for enabling one end of the other battery cell, which is provided with the lug, to abut against is arranged on the jig; the driving device is used for driving the first smoothing piece and the second smoothing piece to move close to or away from each other.

In the technical scheme, one end of two battery cores with the lugs is positioned through the first positioning piece and the second positioning piece, the end of the battery core with the lugs is always in the same position, and then the driving device only needs to drive the first smoothing piece and the second smoothing piece to be close to or far away from each other, so that the lugs of the battery cores of different models can be smoothed simultaneously, the structure is convenient for controlling the position accuracy of the first smoothing piece and the second smoothing piece, and the smoothing accuracy of the lugs of the battery cores is further ensured.

Further, the smoothing mechanism further comprises a first limiting structure arranged on the rack and a second limiting structure arranged on the rack; the first limiting structure is used for limiting the moving range of the first smoothing piece along the front-back direction; the second limiting structure is used for limiting the moving range of the second smoothing piece along the front-back direction.

In the above technical scheme, the flattening mechanism further comprises a first limiting structure and a second limiting structure, the first limiting structure is used for limiting the range of the first flattening piece moving along the front-back direction, namely, the first limiting structure can limit the movement of the first flattening piece. The second limiting structure is used for limiting the range of the second smoothing piece moving along the front-back direction, namely, the second limiting structure can limit the movement of the second smoothing piece.

Further, a first clamping mechanism for clamping the battery cell is arranged on the jig; the battery core feeding lug flattening device further comprises a first clamp opening mechanism, the first clamp opening mechanism is connected to the flattening mechanism, and the first clamp opening mechanism is used for opening the first clamping mechanism.

In the technical scheme, the jig is provided with a first clamping mechanism for clamping the battery cell, the battery cell feeding tab flattening device further comprises a first opening and clamping mechanism, and the first opening and clamping mechanism is used for opening the first clamping mechanism. When feeding the battery core to the jig, the first clamping mechanism can be opened, and when the battery core is fed to the jig, the first clamping mechanism resets, and the first clamping mechanism can clamp the battery core tightly, so that the battery core is fixed on the jig.

Further, the first clamping mechanism includes a first clamp member and a second clamp member; the first clamping piece and the second clamping piece are oppositely arranged along the left-right direction; the first clamping piece and the second clamping piece are both movably arranged on the jig along the left-right direction; the first clamp opening mechanism comprises a first executing device and a second executing device, the first executing device is used for driving the first clamping piece to move along the direction far away from the second clamping piece, and the second executing device is used for driving the second clamping piece to move along the direction far away from the first clamping piece.

In above-mentioned technical scheme, first clamping piece and second clamping piece are along the left and right sides relative setting and all along the movably setting in left and right sides direction in tool. The first clamping piece can be moved in a direction away from the second clamping piece by means of a first actuator, and the second clamping piece can be moved in a direction away from the first clamping piece by means of a second actuator. When the first executing device and the second executing device reset, the first clamping piece and the second clamping piece can automatically reset, so that the battery core is clamped. In the actual production process, the automatic clamping and opening functions of the battery cell in the left and right directions are realized through the structure, and the automation rate of the production line is improved.

Further, a second clamping mechanism for clamping the battery cell is arranged on the jig; the battery core feeding lug flattening device further comprises a second clamp opening mechanism, the second clamp opening mechanism is connected to the flattening mechanism, and the second clamp opening mechanism is used for opening the second clamping mechanism.

In the technical scheme, the jig is provided with a second clamping mechanism for clamping the battery cell, the battery cell feeding tab flattening device further comprises a second clamping mechanism, and the second clamping mechanism is used for opening the second clamping mechanism. When feeding the battery core to the jig, the second clamping mechanism can be opened by the second clamping mechanism, and after the battery core is fed to the jig, the second clamping mechanism resets, and the first clamping mechanism can clamp the battery core tightly, so that the battery core is fixed on the jig.

Further, the second clamping mechanism includes a third clamp and a fourth clamp; the third clamping member and the fourth clamping member are arranged oppositely along the front-back direction; the third clamping piece and the fourth clamping piece are movably arranged on the jig along the front-back direction; the second clamping mechanism comprises a driving mechanism and a moving piece, the moving piece is connected with the smoothing mechanism through the driving mechanism, and the driving mechanism is used for driving the moving piece to move in the vertical direction so as to open the second clamping mechanism.

In the above technical scheme, the third clamping piece and the fourth clamping piece are arranged oppositely along the front-back direction and are both movably arranged on the jig along the front-back direction. The second unclamping mechanism comprises a driving mechanism and a moving piece, and the driving mechanism is used for driving the moving piece to move in the up-down direction, so that the third clamping piece and the fourth clamping piece are unclamped. In actual production, the structure realizes the automatic clamping and opening functions of the battery cell in the front-back direction, and improves the automation rate of the production line.

Further, the moving member comprises a first open clamping part and a second open clamping part; the first clamping opening part is connected to the moving part and used for driving the third clamping part to move in the direction away from the fourth clamping part; the second clamping opening portion is connected to the moving member and used for driving the fourth clamping member to move in the direction away from the third clamping member.

In the technical scheme, the first clamping part that opens is used for driving the third clamping piece and removes along the direction of keeping away from the fourth clamping piece, the second clamping part that opens is used for driving the fourth clamping piece and removes along the direction of keeping away from the third clamping piece, when first clamping part and the second clamping part that open reset, third clamping piece and fourth clamping piece can reset automatically, thereby to electric core open clamp and press from both sides along the fore-and-aft direction, this kind of mode simple structure, be convenient for realize.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural diagram of a cell feeding tab flattening device provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a smoothing mechanism of a battery cell feeding tab smoothing device provided in an embodiment of the present application;

fig. 3 is a schematic structural view of a jig of a device for smoothing a tab during battery cell loading provided by an embodiment of the application at a first viewing angle;

fig. 4 is a schematic structural view of a jig of the device for smoothing the tab during battery cell loading provided by the embodiment of the application at a second viewing angle;

fig. 5 is a partial structure diagram of a device for smoothing battery core feeding tabs provided by the embodiment of the application.

Icon: 100-a battery core feeding lug flattening device; 10-a smoothing mechanism; 11-a smoothing portion; 111-a first smoothing member; 112-a second smoothing member; 12-a frame; 13-a drive device; 14-a first stop; 141-a first rubber pad; 142-a first screw; 143-a first base; 15-a second limit; 151-second rubber pad; 152-a second screw; 153-a second base; 16-a third limiting member; 161-third rubber pad; 162-a third screw; 163-a third base; 17-a fourth limit stop; 171-a fourth rubber mat; 172-fourth screw; 173-a fourth base; 20-a jig; 21-a first positioning member; 22-a second positioning element; 23-a first clamping mechanism; 231-a first clamping member; 2311-a first drag mass; 232-a second clamping member; 2321-second traction block; 233-a first elastic member; 24-a second clamping mechanism; 241-a third clamping member; 2411-a third traction block; 242-a second resilient member; 243-first guide bar; 244-a fourth clamp; 2441-fourth traction block; 245-a third elastic member; 246-second guide bar; 30-electric core; 40-a guide rail; 50-a first clip opening mechanism; 51-a first execution means; 511-a first executive; 512-a first driving member; 52-a second actuator; 521-a second actuator; 522-a second driver; 60-a second clip opening mechanism; 61-a drive mechanism; 62-a moving member; 621-a first opening clamp; 622 — first wheel; 623-a second open clamping part; 624-second roller; 70-a detection device; a-the front-back direction; b-left and right direction; c-up and down direction.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present application, it should be noted that the indication of orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is usually placed when the product of the application is used, or the orientation or positional relationship which is usually understood by those skilled in the art, or the orientation or positional relationship which is usually placed when the product of the application is used, and is only for the convenience of describing the application and simplifying the description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1, an embodiment of the present application provides a battery core feeding tab smoothing device 100, which includes a smoothing mechanism 10 and a jig 20 movably disposed on a production line. The jig 20 is used for placing and positioning the battery cell 30. The smoothing mechanism 10 has a smoothing portion 11 located above the jig 20, and the smoothing portion 11 is used for contacting with the tabs of the battery cells 30 placed on the jig 20 from above the jig 20 to smooth the tabs of the battery cells 30.

In the actual production process, jig 20 sets up in the below of smoothing mechanism 10, smoothes the utmost point ear of electric core 30 at the in-process with electric core 30 material loading to jig 20, and the electric core material loading utmost point ear of this kind of structure smoothes device 100, has avoided the utmost point ear of electric core 30 at the in-process of electric core 30 material loading to jig 20, because of receiving the phenomenon that the utmost point ear flagging bending appears in the influence of gravity, and then has improved the condition that the utmost point ear of electric core 30 appears wrinkling and damaging in jig 20.

In this embodiment, the production line has a guide rail 40, and the jig 20 is movably disposed on the guide rail 40. After the battery cell 30 is placed on the jig 20, the jig 20 can move to the next station along the guide rail 40. Here, the guide rail 40 is oriented in the same direction as the front-rear direction a.

The guide rail 40 may be an annular closed guide rail or a linear guide rail.

Optionally, a drive device is provided on the guide rail 40. After electric core 30 is placed in tool 20, drive arrangement can drive tool 20 and move along fore-and-aft direction a forward on guide rail 40 to move tool 20 to next station, then drive arrangement redrives tool 20 that does not place electric core 30 and moves along fore-and-aft direction a forward on guide rail 40, in order to move tool 20 that does not place electric core 30 to and smooths mechanism 10 below, and then realizes circulating production in proper order on annular guide rail 40.

It should be noted that, in other embodiments, the guide rail 40 may not be provided with a driving device, and the jig 20 is driven by manpower, so as to drive the jig 20 to move to the next station on the guide rail 40.

Further, the smoothing mechanism 10 also includes a frame 12. As shown in fig. 2, the smoothing portion 11 is connected to the frame 12, and the smoothing portion 11 spans over the jig 20.

Wherein, frame 12 plays the effect of connecting and fixed each part, and the mode of setting of frame 12 has the multiple. In this embodiment, the frame 12 is fixedly connected to the ground. In other embodiments, the frame 12 may be fixedly attached to the rail 40.

In this embodiment, the smoothing mechanism 10 further includes a driving device 13. The smoothing portion 11 is movably disposed on the frame 12, and the driving device 13 is configured to drive the smoothing portion 11 to move in the front-back direction a.

The flattening part 11 can move along the front-back direction A through the driving device 13, when the battery cores 30 of different models are produced, the position of the flattening part 11 is adjusted through the driving device 13, the lugs of the battery cores 30 of different models can be flattened, further the diversified production of the battery cores 30 can be realized, and the flexibility of the production line is improved.

Optionally, the smoothing portion 11 includes a first smoothing member 111 and a second smoothing member 112. The first smoothing member 111 is used for contacting with the tab of one of the battery cells 30 placed in the jig 20 from above the jig 20 to smooth the tab of the one of the battery cells 30. The second smoothing member 112 is used for contacting with the tab of another battery cell 30 placed in the jig 20 from above the jig 20 to smooth the tab of another battery cell 30. The driving device 13 is used for driving the first smoothing member 111 and the second smoothing member 112 to move in the front-rear direction a.

In an actual production process, the first smoothing member 111 can be in contact with a tab of one battery cell 30 placed in the jig 20 from above the jig 20, and the second smoothing member 112 can be in contact with a tab of another battery cell 30 placed in the jig 20 from above the jig 20. In the production process, the flattening part 11 can flatten the tabs of the two battery cells 30 at the same time through the structure, so that the production efficiency is improved.

The first smoothing member 111 and the second smoothing member 112 each function to smooth the tabs of the battery cells 30, and the structures of the first smoothing member 111 and the second smoothing member 112 may be various. In this embodiment, the first smoothing member 111 and the second smoothing member 112 are both circular strip-shaped structures. In other embodiments, the first smoothing member 111 and the second smoothing member 112 may have other structures, for example, the first smoothing member 111 and the second smoothing member 112 are both square bar structures.

In this embodiment, the smoothing portion 11 includes the first smoothing member 111 and the second smoothing member 112, and the smoothing portion 11 can smooth the tabs of the two battery cells 30 at the same time through such a structure. In other embodiments, the smoothing portion 11 may also be of other structures, for example, the smoothing portion 11 is a rectangular plate-shaped structure as a whole, one end of the plate-shaped structure is used for contacting with a tab of one battery cell 30 placed in the jig 20 from above the jig 20, and the other end of the plate-shaped structure is used for contacting with a tab of another battery cell 30 placed in the jig 20 from above the jig 20, so as to smooth the tabs of two battery cells 30 at the same time.

It should be noted that there are various ways for the driving device 13 to drive the first smoothing member 111 and the second smoothing member 112 to move. The driving device 13 may drive the first smoothing member 111 and the second smoothing member 112 to move in the same direction in the front-back direction a, and the driving device 13 may also drive the first smoothing member 111 and the second smoothing member 112 to move in opposite directions in the front-back direction a.

Wherein, the driving device 13 is used for driving the first smoothing member 111 and the second smoothing member 112 to move along the front-back direction a, and the structure of the driving device 13 may be various. In this embodiment, the driving device 13 drives the first smoothing member 111 and the second smoothing member 112 to move in the front-back direction a simultaneously by one driving device. In other embodiments, the driving device 13 may also drive the first smoothing member 111 and the second smoothing member 112 to move along the front-back direction a by two driving devices.

Further, the jig 20 is provided with a first positioning member 21 against which one end of one of the battery cells 30 provided with the tab abuts. The jig 20 is provided with a second positioning element 22 for abutting against one end of another battery cell 30 provided with a tab. The driving device 13 is used to drive the first and second smoothing members 111 and 112 to approach or separate from each other.

In the actual work process, the one end that has utmost point ear with two electric cores 30 through first setting element 21 and second setting element 22 is fixed a position, the one end that has utmost point ear of electric core 30 has been guaranteed to be in same position all the time, and then drive arrangement 13 only needs drive first smoothing piece 111 and second smoothing piece 112 to be close to or keep away from each other, alright smooth with the utmost point ear to the electric core 30 of different models simultaneously, this kind of structure is convenient for control first smoothing piece 111 and second smoothing piece 112's position precision, and then guaranteed smoothing precision of electric core 30's utmost point ear.

Illustratively, the first positioning member 21 and the second positioning member 22 are wedge-shaped block structures.

In this embodiment, the driving device 13 is a bidirectional cylinder, a cylinder body of the bidirectional cylinder is fixedly connected to the frame 12, the first smoothing member 111 and the second smoothing member 112 are movably arranged on the frame 12, and two output ends of the bidirectional cylinder are respectively connected with the first smoothing member 111 and the second smoothing member 112, so as to drive the first smoothing member 111 and the second smoothing member 112 to be close to or far away from each other. Two bidirectional cylinders are provided, one bidirectional cylinder is connected between one end of the first smoothing member 111 and one end of the second smoothing member 112, and the other bidirectional cylinder is connected between the other end of the first smoothing member 111 and the other end of the second smoothing member 112. In other embodiments, the driving device 13 may also have other structures, for example, the driving device 13 includes a motor and a screw rod, the motor is connected to the frame 12, the first leveling member 111 and the second leveling member 112 are movably disposed on the frame 12, and a gear on an output shaft of the motor is engaged with the screw rod disposed on the first leveling member 111 and the screw rod disposed on the second leveling member 112, respectively, so as to drive the first leveling member 111 and the second leveling member 112 to approach or move away from each other.

Further, the smoothing mechanism 10 further includes a first limit structure disposed on the frame 12 and a second limit structure disposed on the frame 12. The first limiting structure is used for limiting the moving range of the first smoothing member 111 along the front-back direction a, and the second limiting structure is used for limiting the moving range of the second smoothing member 112 along the front-back direction a.

In the actual production process, the first limiting structure is used for limiting the range of the movement of the first smoothing member 111 along the front-back direction a, that is, the movement of the first smoothing member 111 can be limited by the first limiting structure. The second limiting structure is used for limiting the range of the movement of the second smoothing member 112 along the front-back direction a, that is, the second limiting structure can limit the movement of the second smoothing member 112.

Optionally, the first limiting structure includes a first limiting member 14 and a second limiting member 15. The first limiting member 14 is connected to the frame 12, and when the first smoothing member 111 moves forward along the front-back direction a, the first smoothing member 111 can contact with the first limiting member 14. The second limiting member 15 is connected to the frame 12, and when the first smoothing member 111 moves backward along the front-back direction a, the first smoothing member 111 can contact with the second limiting member 15. At this time, the first limiting member 14 and the second limiting member 15 limit the movement of the first smoothing member 111. The second limiting structure includes a third limiting member 16 and a fourth limiting member 17. The third limiting member 16 is connected to the frame 12, and when the second smoothing member 112 moves forward along the front-back direction a, the second smoothing member 112 can contact with the third limiting member 16. The fourth limiting member 17 is connected to the frame 12, and when the second smoothing member 112 moves backward along the front-back direction a, the second smoothing member 112 can contact with the fourth limiting member 17. At this time, the third limiting member 16 and the fourth limiting member 17 limit the movement of the second smoothing member 112.

It should be noted that the first limiting structure may not be provided with the first limiting member 14 and the second limiting member 15, the first limiting structure is integrally a concave block-shaped structure, the concave block-shaped structure is connected to the frame 12, and the first smoothing member 111 is movably disposed in a groove of the concave block-shaped structure, so as to limit the moving range of the first smoothing member 111. The second limiting structure may not be provided with the third limiting part 16 and the fourth limiting part 17, the second limiting structure is integrally a concave block-shaped structure, the concave block-shaped structure is connected to the frame 12, and the second smoothing member 112 is movably disposed in a groove of the concave block-shaped structure, so as to limit the moving range of the second smoothing member 112.

In this embodiment, the first limiting member 14 is provided with a first rubber pad 141, and when the first smoothing member 111 moves forward along the front-back direction a, the first smoothing member 111 can contact with the first rubber pad 141. The second limiting member 15 is provided with a second rubber pad 151, and when the first smoothing member 111 moves backward in the front-rear direction a, the first smoothing member 111 can contact with the second rubber pad 151. The limiting and buffering functions of the first smoothing member 111 are realized through the structure.

The first limiting member 14 is a first screw 142, the frame 12 is provided with a first base 143, and the first screw 142 is screwed to the first base 143. The second limiting member 15 is a second screw 152, the frame 12 is provided with a second base 153, and the second screw 152 is screwed to the second base 153. When the tabs of the battery cells 30 of different models are smoothed, the limiting range of the movement of the first smoothing member 111 can be adjusted by adjusting the depth of the first screw 142 screwed into the first base 143 and the depth of the second screw 152 screwed into the second base 153.

In this embodiment, the third limiting member 16 is provided with a third rubber pad 161, and when the second smoothing member 112 moves forward along the front-back direction a, the second smoothing member 112 can contact with the third rubber pad 161. The fourth limiting member 17 is provided with a fourth rubber pad 171, and when the second smoothing member 112 moves backward in the front-rear direction a, the second smoothing member 112 can contact the fourth rubber pad 171. The limiting and buffering functions of the second smoothing member 112 are realized through the structure.

The third limiting member 16 is a third screw 162, the frame 12 is provided with a third base 163, and the third screw 162 is screwed to the third base 163. The fourth limiting member 17 is a fourth screw 172, a fourth base 173 is disposed on the frame 12, and the fourth screw 172 is screwed to the fourth base 173. When the tabs of the battery cells 30 of different models are smoothed, the limiting range of the movement of the second smoothing member 112 can be adjusted by adjusting the depth of screwing the third screw 162 into the third base 163 and the depth of screwing the fourth screw 172 into the fourth base 173.

It should be noted that the first limiting member 14, the second limiting member 15, the third limiting member 16, and the fourth limiting member 17 may have other structures. For example, the first limiting member 14 is a block structure fixed on the frame 12 as a whole, when the first smoothing member 111 moves forward along the front-back direction a, the first smoothing member 111 can contact with the block structure, the second limiting member 15 is also a block structure fixed on the frame 12 as a whole, and when the first smoothing member 111 moves backward along the front-back direction a, the first smoothing member 111 can contact with the block structure, thereby realizing the limiting function of the first smoothing member 111. The third limiting member 16 is a block structure fixed to the frame 12, when the second smoothing member 112 moves forward along the front-rear direction a, the second smoothing member 112 can contact with the block structure, the fourth limiting member 17 is also a block structure fixed to the frame 12, and when the second smoothing member 112 moves backward along the front-rear direction a, the second smoothing member 112 can contact with the block structure, thereby realizing the limiting function of the second smoothing member 112.

Further, as shown in fig. 3 and 4, the jig 20 is provided with a first clamping mechanism 23 for clamping the battery cell 30. As shown in fig. 5, the battery cell feeding tab flattening device 100 further includes a first unclamping mechanism 50, where the first unclamping mechanism 50 is connected to the flattening mechanism 10, and the first unclamping mechanism 50 is configured to open the first clamping mechanism 23.

In the actual production process, the first unclamping mechanism 50 is used to open the first clamping mechanism 23. When loading battery cell 30 to jig 20, first unclamping mechanism 50 can open first clamping mechanism 23, and after battery cell 30 was loaded to jig 20, first unclamping mechanism 50 resets, and first clamping mechanism 23 just can press from both sides tightly battery cell 30 to it fixes battery cell 30 on jig 20 to have realized.

In the present embodiment, the first clamping mechanism 23 includes a first clamping member 231 and a second clamping member 232. The first clamp 231 and the second clamp 232 are disposed opposite to each other in the left-right direction B. The first clamping member 231 and the second clamping member 232 are movably disposed on the jig 20 along the left-right direction B. The first unclamping mechanism 50 comprises a first executing device 51 and a second executing device 52, the first executing device 51 is used for driving the first clamping element 231 to move along the direction far away from the second clamping element 232, and the second executing device 52 is used for driving the second clamping element 232 to move along the direction far away from the first clamping element 231.

The first clamping member 231 and the second clamping member 232 are oppositely arranged along the left-right direction B and are movably arranged on the jig 20 along the left-right direction B. The first clamping member 231 can be moved in a direction away from the second clamping member 232 by the first actuator 51, and the second clamping member 232 can be moved in a direction away from the first clamping member 231 by the second actuator 52. When the first actuator 51 and the second actuator 52 are reset, the first clamping member 231 and the second clamping member 232 can be automatically reset, so that the battery cell 30 is clamped. In the actual production process, the automatic clamping and opening functions of the battery cell 30 in the left-right direction B are realized through the structure, and the automation rate of the production line is improved.

The first clamping mechanism 23 further includes a first elastic member 233, and both ends of the first elastic member 233 are connected to the first clamping member 231 and the second clamping member 232, respectively. The first clamping member 231 is provided with a first pulling block 2311, and the first actuator 51 is in contact with the first pulling block 2311 to move the first pulling block 2311 leftward along the left-right direction B, so as to drive the first clamping member 231 to move in a direction away from the second clamping member 232. The second traction block 2321 is arranged on the second clamping member 232, and the second actuator 52 is in contact with the second traction block 2321, so that the second traction block 2321 moves rightwards along the left-right direction B, and the second clamping member 232 is driven to move along the direction away from the first clamping member 231, thereby opening the first clamping mechanism 23. When the first clamping mechanism 23 is opened, the first elastic member 233 deforms and is stretched, and when the first executing device 51 and the second executing device 52 reset, the first elastic member 233 recovers deformation, so that the first clamping member 231 is driven to move along the direction close to the second clamping member 232 and the second clamping member 232 is driven to move along the direction close to the first clamping member 231, and the clamping effect of the first clamping mechanism 23 on the battery cell 30 is further realized.

Illustratively, the first elastic member 233 is a spring.

The front-back direction a and the left-right direction B are perpendicular to each other.

Optionally, the first actuator 51 includes a first actuator 511 and a first driving element 512, the first actuator 511 is movably disposed on the frame 12 along the left-right direction B, the first driving element 512 is connected to the frame 12, the first actuator 511 is connected to an output end of the first driving element 512, and the first actuator 511 is configured to contact the first drawing block 2311. The second actuator 52 includes a second actuator 521 and a second driving element 522, the second actuator 521 is movably disposed on the frame 12 along the left-right direction B, the second driving element 522 is connected to the frame 12, the second actuator 521 is connected to an output end of the second driving element 522, and the second actuator 521 is configured to contact the second traction block 2321.

The first actuator 511 and the second actuator 521 are both concave block structures, and in other embodiments, the first actuator 511 and the second actuator 521 may have a plurality of structures, such as rectangular block structures.

In this embodiment, the first driving member 512 is an air cylinder, a cylinder body of the air cylinder is fixedly connected to the frame 12, the first actuator 511 is movably disposed on the frame 12 along the left-right direction B, and an output end of the air cylinder is connected to the first actuator 511, so as to drive the first actuator 511 to move along the left-right direction B. In other embodiments, the first driving element 512 may have other structures, for example, the first driving element 512 includes a motor and a screw rod, the motor is connected to the frame 12, the first actuator 511 is movably disposed on the frame 12 along the left-right direction B, and an output shaft of the motor engages with the screw rod disposed on the first actuator 511, so as to drive the first actuator 511 to move along the left-right direction B. The second driving member 522 is also an air cylinder, a cylinder body of the air cylinder is fixedly connected to the frame 12, the second actuator 521 is movably disposed on the frame 12 along the left-right direction B, and an output end of the air cylinder is connected to the second actuator 521, so as to drive the second actuator 521 to move along the left-right direction B. In other embodiments, the second driving member 522 can have other structures, for example, the second driving member 522 also includes a motor and a screw rod, the motor is connected to the frame 12, the second actuator 521 is movably disposed on the frame 12 along the left-right direction B, and an output shaft of the motor engages with the screw rod disposed on the second actuator 521, so as to drive the second actuator 521 to move along the left-right direction B.

Further, as shown in fig. 3 and 4, the jig 20 is provided with a second clamping mechanism 24 for clamping the battery core 30. As shown in fig. 5, the battery cell feeding tab flattening device 100 further includes a second unclamping mechanism 60, where the second unclamping mechanism 60 is connected to the flattening mechanism 10, and the second unclamping mechanism 60 is used to open the second clamping mechanism 24.

In the actual production process, the second unclamping mechanism 60 is used to open the second clamping mechanism 24. When feeding battery cell 30 to jig 20, second unclamping mechanism 60 can open second clamping mechanism 24, and after feeding battery cell 30 to jig 20, second unclamping mechanism 60 resets, and first clamping mechanism 23 just can press from both sides tightly battery cell 30 to it fixes battery cell 30 on jig 20 to have realized.

In the present embodiment, the second clamping mechanism 24 includes a third clamping member 241 and a fourth clamping member 244. The third clamp 241 and the fourth clamp 244 are disposed opposite to each other in the front-rear direction a. The third clamping member 241 and the fourth clamping member 244 are both movably disposed on the jig 20 in the front-rear direction a. The second unclamping mechanism 60 includes a driving mechanism 61 and a moving member 62, the moving member 62 is connected to the smoothing mechanism 10 through the driving mechanism 61, and the driving mechanism 61 is configured to drive the moving member 62 to move in the up-down direction C, so as to open the second clamping mechanism 24.

The third clamping member 241 and the fourth clamping member 244 are disposed opposite to each other in the front-rear direction a and are both movably disposed in the front-rear direction a on the jig 20. The second unclamping mechanism 60 includes a driving mechanism 61 and a moving member 62, and the driving mechanism 61 is configured to drive the moving member 62 to move in the up-down direction C, so as to unclamp and clamp the third clamping member 241 and the fourth clamping member 244. In actual production, the structure realizes the automatic clamping and opening functions of the battery cell 30 in the front-back direction A, and improves the automation rate of the production line.

Wherein, the driving mechanism 61 plays a role of driving the moving member 62 to move in the up-down direction C, and the driving mechanism 61 may be of various structures. In this embodiment, the driving mechanism 61 is an air cylinder, a cylinder body of the air cylinder is fixedly connected to the frame 12, the moving member 62 is movably disposed on the frame 12 along the up-down direction C, and an output end of the air cylinder is connected to the moving member 62, so as to drive the moving member 62 to move along the up-down direction C. In other embodiments, the driving mechanism 61 may also have other structures, for example, the driving mechanism includes a motor and a screw rod, the motor is connected to the frame 12, the moving member 62 is movably disposed on the frame 12 along the up-down direction C, and an output shaft of the motor is engaged with the screw rod disposed on the moving member 62 to drive the moving member 62 to move along the up-down direction C.

The vertical direction C is perpendicular to both the front-rear direction a and the left-right direction B.

Optionally, the moving member 62 includes a first opening clamp portion 621 and a second opening clamp portion 623. The first clipping portion 621 is connected to the moving member 62, and the first clipping portion 621 is used for driving the third clipping member 241 to move along a direction away from the fourth clipping member 244. The second opening clamp portion 623 is connected to the moving member 62, and the second opening clamp portion 623 is configured to drive the fourth clamping member 244 to move in a direction away from the third clamping member 241.

In practical production, the first clip opening portion 621 is used for driving the third clip element 241 to move away from the first clip opening portion

The direction of the fourth clamping piece 244 moves, the second clamping opening portion 623 is used for driving the fourth clamping piece 244 to move along the direction far away from the third clamping piece 241, and when the first clamping opening portion 621 and the second clamping opening portion 623 reset, the third clamping piece 241 and the fourth clamping piece 244 can automatically reset, so that the battery cell 30 is clamped and clamped along the front-back direction A, and the mode is simple in structure and convenient to achieve.

The moving member 62 is provided with a first roller 622 and a second roller 624. The first roller 622 is rotatably disposed on the first opening part 621, and the first roller 622 is used for driving the third clamping element 241 to move forward along the front-back direction a. The second roller 624 is rotatably disposed on the second clamp opening portion 623, and the second roller 624 is used for driving the fourth clamping member 244 to move backward along the front-back direction a.

It should be noted that, in other embodiments, the moving member 62 may also have other structures, for example, the moving member 62 is not provided with the first opening clamping portion 621 and the first roller 622, the first opening clamping portion 621 and the first roller 622 are integrally a wedge-shaped structure, and when the moving member 62 moves upward along the up-down direction C, the wedge-shaped structure is used to drive the third clamping member 241 to move forward along the front-back direction a. The moving member 62 is also not provided with the second clamping opening portion 623 and the second roller 624, the second clamping opening portion 623 and the second roller 624 are also integrally of a wedge-shaped structure, and when the moving member 62 moves upward along the up-down direction C, the wedge-shaped structure is used for driving the fourth clamping member 244 to move forward along the front-back direction a.

In this embodiment, the second clamping mechanism 24 further includes a second elastic member 242, a first guide bar 243, a third elastic member 245, and a second guide bar 246. The second elastic element 242 is sleeved on the first guide rod 243, the third clamping element 241 is movably disposed on the jig 20 along the front-back direction a through the first guide rod 243, and two ends of the second elastic element 242 respectively abut against the third clamping element 241 and the jig 20. The third elastic member 245 is sleeved on the second guide rod 246, the fourth clamping member 244 is movably disposed on the jig 20 along the front-back direction a through the second guide rod 246, and two ends of the third elastic member 245 respectively abut against the fourth clamping member 244 and the jig 20. A third traction block 2411 is provided on the third clamping member 241 and a fourth traction block 2441 is provided on the fourth clamping member 244. When the driving mechanism 61 drives the moving member 62 to move upward along the up-down direction C, the first roller 622 is in rolling contact with the third traction block 2411 to push the third traction block 2411 forward and away along the front-back direction a, so as to drive the third clamping member 241 to move along the direction away from the fourth clamping member 244, the second roller 624 is in rolling contact with the fourth traction block 2441 to push the fourth traction block 2441 backward and away along the front-back direction a, so as to drive the fourth clamping member 244 to move along the direction away from the third clamping member 241, and further to open the second clamping mechanism 24. When the second clamping mechanism 24 is opened, the second elastic member 242 and the third elastic member 245 are both compressed and deformed, and when the moving member 62 moves downward along the up-down direction C to reset, the second elastic member 242 and the third elastic member 245 both recover to deform, so as to drive the third clamping member 241 to move along the direction close to the fourth clamping member 244 and drive the fourth clamping member 244 to move along the direction close to the third clamping member 241, thereby realizing the clamping effect of the second clamping mechanism 24 on the battery cell 30.

Illustratively, the second elastic member 242 and the third elastic member 245 are both springs.

Further, the battery cell feeding tab flattening device 100 further includes a battery cell 30 detection device 70, the battery cell 30 detection device 70 is connected to the flattening mechanism 10, and the detection device 70 is configured to detect whether the battery cell 30 is in place. In an actual production process, when the battery cell 30 is fed above the jig 20, the detection device 70 detects the battery cell 30, and then the detection device 70 sends a signal that the battery cell 30 is in place, and then the first clamping mechanism 23 is opened by the first clamp opening mechanism 50, and simultaneously, the second clamping mechanism 24 is opened by the second clamp opening mechanism 60, so as to position and fix the battery cell 30.

In an actual production process, firstly, a jig 20 without a battery cell 30 is moved to the lower side of the smoothing mechanism 10 along the direction of the guide rail 40 by a driving device on the guide rail 40, then the battery cell 30 is loaded into the jig 20 by a loading device, when the battery cell 30 is loaded to the upper side of the jig 20, a signal is sent out after the battery cell 30 is detected to be in place by an inspection device, the first smoothing piece 111 and the second smoothing piece 112 are driven by the driving device 13 to move to a specified position, then the first clamping mechanism 23 is opened by the first opening mechanism 50, and meanwhile, the second clamping mechanism 24 is opened by the second opening mechanism 60. Then, the feeding device drives the battery cell 30 to move downward along the vertical direction C, and in the moving process, the tab of the battery cell 30 is blocked by the flattening portion 11, so that the tab of the battery cell 30 is flattened. After the tabs of the battery cell 30 are smoothed, the battery cell 30 is placed in the jig 20 by the feeding device, and finally the first clamping mechanism 50 and the second clamping mechanism 60 are reset, so that the battery cell 30 is clamped and fixed by the first clamping mechanism 23 and the second clamping mechanism 24. After the battery cell 30 is positioned and fixed on the jig 20, the jig 20 is moved to the next station along the direction of the guide rail 40 by the driving device on the guide rail 40, and the production is performed in a sequential and cyclic manner.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a device is pacified to electric core material loading utmost point ear, its characterized in that includes:

the jig is movably arranged on the production line and used for placing and positioning the battery cell; and

and the flattening mechanism is provided with a flattening part positioned above the jig, and the flattening part is used for being in contact with the lug of the battery cell placed in the jig process from the upper part of the jig so as to flatten the lug of the battery cell.

2. The cell loading tab flattening device of claim 1, wherein the flattening mechanism further comprises a frame and a drive device;

the flattening part is movably arranged on the rack, the flattening part stretches across the upper part of the jig, and the driving device is used for driving the flattening part to move along the front-back direction.

3. The cell feeding tab flattening device according to claim 2, wherein the flattening portion includes a first flattening member and a second flattening member;

the first smoothing piece is used for being in contact with a lug of one battery cell placed on the jig from the upper side of the jig in the process of placing the jig so as to smooth the lug of the battery cell;

the second smoothing piece is used for being in contact with a lug of another battery cell placed on the jig from the upper side of the jig so as to smooth the lug of the other battery cell;

the driving device is used for driving the first smoothing piece and the second smoothing piece to move along the front-back direction.

4. The battery cell feeding lug flattening device according to claim 3, wherein the jig is provided with a first positioning member against which one end of the battery cell provided with the lug abuts;

a second positioning piece for enabling one end of the other battery cell, which is provided with the lug, to abut against is arranged on the jig;

the driving device is used for driving the first smoothing piece and the second smoothing piece to move close to or away from each other.

5. The battery cell feeding tab flattening device according to any one of claims 3 to 4, wherein the flattening mechanism further comprises a first limiting structure arranged on the frame and a second limiting structure arranged on the frame;

the first limiting structure is used for limiting the moving range of the first smoothing piece along the front-back direction;

the second limiting structure is used for limiting the moving range of the second smoothing piece along the front-back direction.

6. The battery cell feeding lug flattening device according to claim 1, wherein a first clamping mechanism for clamping a battery cell is arranged on the jig;

the battery core feeding lug flattening device further comprises a first clamp opening mechanism, the first clamp opening mechanism is connected to the flattening mechanism, and the first clamp opening mechanism is used for opening the first clamping mechanism.

7. The cell loading tab flattening apparatus of claim 6, wherein the first clamping mechanism comprises a first clamp and a second clamp;

the first clamping piece and the second clamping piece are oppositely arranged along the left-right direction;

the first clamping piece and the second clamping piece are both movably arranged on the jig along the left-right direction;

the first clamp opening mechanism comprises a first executing device and a second executing device, the first executing device is used for driving the first clamping piece to move along the direction far away from the second clamping piece, and the second executing device is used for driving the second clamping piece to move along the direction far away from the first clamping piece.

8. The battery cell feeding lug flattening device according to claim 1, wherein a second clamping mechanism for clamping a battery cell is arranged on the jig;

the battery core feeding lug flattening device further comprises a second clamp opening mechanism, the second clamp opening mechanism is connected to the flattening mechanism, and the second clamp opening mechanism is used for opening the second clamping mechanism.

9. The cell loading tab flattening apparatus of claim 8, wherein the second clamping mechanism comprises a third clamp and a fourth clamp;

the third clamping piece and the fourth clamping piece are oppositely arranged along the front-back direction;

the third clamping piece and the fourth clamping piece are movably arranged on the jig along the front-back direction;

the second clamping mechanism comprises a driving mechanism and a moving piece, the moving piece is connected with the smoothing mechanism through the driving mechanism, and the driving mechanism is used for driving the moving piece to move in the vertical direction so as to open the second clamping mechanism.

10. The cell loading tab flattening apparatus of claim 9, wherein the moving member comprises a first open clamp portion and a second open clamp portion;

the first clamping opening part is connected to the moving part and used for driving the third clamping part to move in the direction away from the fourth clamping part;

the second clamping opening portion is connected to the moving member and used for driving the fourth clamping member to move in the direction away from the third clamping member.

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