CN210489760U - Battery cell shaping device - Google Patents
Battery cell shaping device Download PDFInfo
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- CN210489760U CN210489760U CN201922015675.4U CN201922015675U CN210489760U CN 210489760 U CN210489760 U CN 210489760U CN 201922015675 U CN201922015675 U CN 201922015675U CN 210489760 U CN210489760 U CN 210489760U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The application relates to the technical field of battery manufacturing, in particular to a battery cell shaping device. The battery cell shaping device comprises a pressing mechanism and a plurality of laminating mechanisms; the laminating mechanisms are arranged at intervals along the gravity direction, the top surface sides of the laminating mechanisms are used for bearing the to-be-piezoelectric cores, and the bottom surface sides of the laminating mechanisms are used for pressing the to-be-piezoelectric cores borne by the adjacent laminating mechanisms; the pressing mechanism is positioned at the top of the laminating mechanism to press the to-be-pressed battery core carried by the laminating mechanism positioned at the top, and transmits pressure to the to-be-pressed battery core carried by the adjacent laminating mechanism through the laminating mechanism; a bearing driving device is arranged between two adjacent laminating mechanisms and used for bearing the laminating mechanisms above the bearing driving device, so that the pressure borne by the to-be-piezoelectric cores on each laminating mechanism is the same. This application sets up a plurality of lamination mechanisms and pushes down the mechanism to and the drive arrangement that bears between the lamination mechanism, realized simultaneously to a plurality of operations of exerting pressure of treating the piezoelectric core, and guaranteed the plastic quality of electric core.
Description
Technical Field
The application relates to the technical field of battery manufacturing, in particular to a battery cell shaping device.
Background
The hot pressing technology is to shape and test the battery cell according to the process requirement, the existing battery cell shaping and testing is a single-station single battery cell, the production capacity cannot meet the production requirement, and the bottleneck of improving the production capacity of an automatic production line gradually becomes.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide an electricity core shaping device, can carry out the hot pressing plastic of many electric cores simultaneously, improved the productivity of electric core greatly.
The application provides a battery cell shaping device which comprises a pressing mechanism and a plurality of laminating mechanisms;
the laminating mechanisms are arranged at intervals along the gravity direction, the top surface sides of the laminating mechanisms are used for bearing the piezoelectric cores to be tested, and the bottom surface sides of the laminating mechanisms are used for pressing the piezoelectric cores to be tested borne by the adjacent laminating mechanisms;
the pressing mechanism is positioned at the tops of the laminating mechanisms so as to press the to-be-pressed battery cores carried by the laminating mechanisms positioned at the tops, and transmits pressure to the to-be-pressed battery cores carried by the adjacent laminating mechanisms through the laminating mechanisms;
and a bearing driving device is arranged between two adjacent laminating mechanisms and is used for bearing the laminating mechanisms above the bearing driving device, so that the pressure borne by the to-be-piezoelectric cores on each layer of the laminating mechanisms is the same.
In the above technical solution, further, the device further comprises a lifting member;
the pressing mechanism comprises a pressing component and a pressing driving device, the pressing component is used for pressing the to-be-pressed core carried by the laminating mechanism positioned at the top, and the pressing driving device can drive the pressing component to move to be close to or far from the laminating mechanism;
the lifting piece is connected with the pressing part, and when the pressing part is far away from the laminating mechanism, the lifting piece can be sequentially connected with the laminating mechanisms to drive the laminating mechanisms to move and increase the distance between the adjacent laminating mechanisms.
In the above technical solution, further, a pushing driving device is disposed between the lifting member and the pressing member;
the pushing driving device is used for driving the lifting piece to move close to or far away from the laminating mechanism so that the lifting piece can be connected with or disconnected from a plurality of laminating mechanisms.
In the above technical solution, further, the device further comprises a support frame;
the laminating mechanism and the pressing mechanism are both arranged on the support frame, and a guide mechanism is arranged between the support frame and the laminating mechanism, so that the laminating mechanism moves relative to the support frame along the guide direction of the guide mechanism.
In the above technical solution, further, the laminating mechanism includes a mounting plate, a pressure-bearing member, and a pressure-applying member;
the pressure bearing component is positioned on the top surface side of the mounting plate and used for bearing the core to be pressed, and the pressure applying component is positioned on the bottom surface side of the mounting plate and used for pressing the core to be pressed and borne on the adjacent laminating mechanism;
a sliding rail assembly is arranged between the pressure-bearing member and the mounting plate, so that the pressure-bearing member can slide relative to the mounting plate, and the motion path of the pressure-bearing member is connected with a feeding position, a pressing position and a discharging position;
the number of the pressure-bearing members is multiple, and the pressure-bearing members are arranged in a linkage manner.
In the above technical solution, further, the device further comprises a linkage mechanism and a linkage driving device;
the linkage mechanism comprises a spline rotating shaft and a spline bearing, and the linkage driving device is connected with the spline rotating shaft and used for driving the spline rotating shaft to rotate;
the mounting plate is provided with a through hole, the spline bearing is mounted at the through hole, and the spline rotating shaft sequentially penetrates through the spline bearing to drive the spline bearing to rotate;
the spline bearing is connected with the pressure-bearing part through a conveyor belt so as to drive the pressure-bearing part to move.
In the above technical solution, further, anti-sticking coatings are disposed on the surfaces of the pressure-bearing member and the pressure-applying member, and/or vent holes are disposed on the pressure-bearing member and the pressure-applying member.
In the above technical solution, further, a lateral pressure mechanism is further provided on the mounting plate, and the lateral pressure mechanism includes a lateral pressure driving device and two lateral pressure components oppositely provided;
the side pressure component is arranged at the pressing position and used for applying pressure to two sides of the to-be-piezoelectric core; the side pressure driving device is used for driving the side pressure component to be close to the to-be-piezoelectric core.
In the above technical solution, further, a withstand voltage testing mechanism is disposed on the pressing member;
the voltage-resistant testing mechanism comprises a testing probe and a testing driving device, and the testing driving device is used for driving the testing probe to move so as to enable the testing probe to be attached to a lug of the to-be-tested piezoelectric core;
and a buffer component is arranged between the test probe and the test driving device and is used for buffering the motion of the test probe.
In the above technical solution, further, a size detection device is further disposed on the laminating mechanism, and is used for detecting the thickness and the width of the battery cell.
Compared with the prior art, the beneficial effect of this application is:
particularly, electric core shaping device includes a plurality of lamination mechanisms and pushes down the mechanism, a plurality of lamination mechanisms set up along the direction of gravity interval, the electric core that awaits measuring is located between two adjacent lamination mechanisms, every lamination mechanism's top surface side all bears the electric core that awaits pressing promptly, and every lamination mechanism's bottom surface side can both press the lamination mechanism of establishing in its lower part and bear wait to press on the electric core, it is located the top to push down the mechanism, can press the electric core surface of treating of establishing on the lamination mechanism that is located the top, every lamination mechanism can both transmit pressure, realize exerting pressure to the electric core of treating on every lamination mechanism, it just can exert pressure to a plurality of electric cores simultaneously to push down an action of mechanism promptly, efficiency has been increased.
When pressure is applied to the piezoelectric core to be treated, the pressure applied to each layer needs to be ensured to be equal, the laminating mechanism has self weight, namely, the weight of the laminating mechanism needs to be offset, and the influence of the self weight of the laminating mechanism on pressure precision is eliminated. And a bearing driving device is arranged between two adjacent laminating mechanisms and is used for bearing the weight of all the laminating mechanisms above the bearing driving device, namely the bearing driving devices arranged between each two adjacent laminating mechanisms need to bear different weights. In particular, the bearing drive means may be mounted on the upper surface of the lamination mechanism. The weight that needs to be borne is greatest for the bottommost load-bearing drive. Specifically, the number of the load drives is different depending on the load weight, and for example, only one load drive may be provided between the uppermost floors and two or more load drives may be provided between the lower floors. In particular, the load bearing drive may be a jacking cylinder.
The application provides an electricity core shaping device has set up a plurality of lamination mechanism and pushes down the mechanism to set up the drive arrangement that bears that can offset the lamination mechanism dead weight between the lamination mechanism, realized promptly simultaneously to a plurality of operations of exerting pressure of waiting to press electric core, guarantee that every layer waits that the pressure that the piezoelectric core receives is the same, guaranteed the plastic quality of electric core, increased production efficiency.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a cell shaping device provided in the present application;
fig. 2 is a schematic structural diagram of a cell shaping device provided in the present application;
FIG. 3 is a schematic view of a lamination mechanism provided herein from a top view;
fig. 4 is a schematic structural view of a lamination mechanism provided in the present application from a bottom view.
In the figure: 101-a laminating mechanism; 102-a hold down mechanism; 103-waiting for the piezoelectric core; 104-carrying the drive means; 105-a lift; 106-a hold down member; 107-a clamping plate; 108-a scaffold; 109-a guide mechanism; 110-a mounting plate; 111-a bearing member; 112-a pressure applying component; 113-a slide rail assembly; 114-a linkage mechanism; 115-spline shaft; 116-spline bearings; 117-through hole; 118-a lateral pressure mechanism; 119-side pressure driving device; 120-side pressure component; 121-withstand voltage test mechanism.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. 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.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example one
Referring to fig. 1 and fig. 2, a cell shaping device provided in the present application includes a pressing mechanism 102 and a plurality of laminating mechanisms 101; the laminating mechanisms 101 are arranged at intervals along the gravity direction, the top surface sides of the laminating mechanisms 101 are used for bearing the to-be-piezoelectric cores 103, and the bottom surface sides of the laminating mechanisms 101 are used for pressing the to-be-piezoelectric cores 103 borne by the adjacent laminating mechanisms 101; the pressing mechanism 102 is positioned on the top of the plurality of laminating mechanisms 101 to press the to-be-piezoelectric cores 103 carried by the laminating mechanism 101 positioned on the top, and transmits pressure to the to-be-piezoelectric cores 103 carried by the adjacent laminating mechanism 101 through the laminating mechanism 101; a bearing driving device 104 is arranged between two adjacent laminating mechanisms 101, and the bearing driving device 104 is used for bearing the laminating mechanism 101 above the bearing driving device 104, so that the pressure borne by the to-be-piezoelectric cores 103 borne on the laminating mechanisms 101 in each layer is the same.
Specifically, the cell shaping device includes a plurality of laminating mechanisms 101 and a pressing mechanism 102, the plurality of laminating mechanisms 101 are arranged at intervals along the direction of gravity, a cell to be tested is located between two adjacent laminating mechanisms 101, that is, the top surface side of each laminating mechanism 101 bears a cell 103 to be pressed, and the bottom surface side of each laminating mechanism 101 can be pressed on the cell 103 to be pressed borne on the laminating mechanism 101 at the lower part thereof, the pressing mechanism 102 is located at the uppermost end, and can be pressed on the surface of the cell 103 to be pressed on the laminating mechanism 101 located at the topmost part, each laminating mechanism 101 can transmit pressure, pressure is applied to the cell 103 to be pressed on each laminating mechanism 101, that is, pressure can be applied to a plurality of cells at the same time by one action of the pressing mechanism 102, and efficiency is increased.
When applying pressure to the battery core 103 to be pressed, it is necessary to ensure that the pressure applied to each layer is the same, and the laminating mechanism 101 itself has a self-weight, that is, the weight of the laminating mechanism 101 needs to be offset, so as to eliminate the influence of the self-weight of the laminating mechanism 101 on the pressure precision. A bearing drive device 104 is provided between two adjacent laminating mechanisms 101 for bearing the weight of all laminating mechanisms 101 above the bearing drive device 104, i.e., the bearing drive device 104 provided between each layer needs to bear different weights. Specifically, the bearing drive device 104 may be mounted on the upper surface of the laminating mechanism 101. The weight that needs to be supported is greatest for the bottommost load drive 104. Specifically, different numbers of the carrier drives 104 are provided according to the load weight, for example, only one carrier drive 104 may be provided between the uppermost floors, and two or more carrier drives 104 may be provided between the lower floors. In particular, the carrier drive 104 may be a jacking cylinder.
The application provides an electricity core shaping device has set up a plurality of lamination mechanism 101 and has pushed down mechanism 102 to set up the drive arrangement 104 that bears that can offset lamination mechanism 101 dead weight between lamination mechanism 101, realized promptly simultaneously to a plurality of operations of exerting pressure of treating piezoelectric core 103, guarantee that every layer treats that piezoelectric core 103 receives the pressure the same, guaranteed the plastic quality of electric core, increased production efficiency.
Optionally, a heating element is arranged on the laminating mechanism 101, that is, a hot-pressing operation on the battery core 103 to be pressed is realized.
In an optional scheme of this embodiment, the cell shaping device further includes a lifting member 105; the pressing mechanism 102 comprises a pressing component 106 and a pressing driving device, the pressing component 106 is used for pressing the to-be-pressed core 103 carried by the laminating mechanism 101 positioned at the top, and the pressing driving device can drive the pressing component 106 to move to be close to or far from the laminating mechanism 101; the lifting piece 105 is connected with the pressing component 106, when the pressing component 106 is far away from the laminating mechanism 101, the lifting piece 105 can be sequentially connected with a plurality of laminating mechanisms 101 to drive the plurality of laminating mechanisms 101 to move, and the distance between the adjacent laminating mechanisms 101 is increased.
In this embodiment, the battery core needs to undergo a pre-pressing operation and a hot-pressing operation in the shaping process. Before the pre-pressing operation, the laminating mechanism 101 falls down by self-weight to be pressed on the surface of the to-be-pressed electric core 103, at this time, the bearing driving device 104 outputs a supporting force to offset the weight of the laminating mechanism 101, then the pressing driving device drives the pressing component 106 to fall down to pre-press the to-be-pressed electric core 103, and at this time, the pressure on each layer of the to-be-pressed electric core 103 is the same. And then carrying out hot pressing operation, namely firstly lifting the pressing component 106 and lifting the laminating mechanism 101 on each layer to reduce the pressure on the to-be-pressed battery core 103, then carrying out hot pressing operation on the to-be-pressed battery core 103 after falling down, and after the hot pressing operation, driving each laminating mechanism 101 on each layer to a safety position by the bearing driving device 104 to prevent the shaped battery core from being pressed again due to misoperation.
When the pressing member 106 is lifted, the lift piece 105 connected to the pressing member 106 is sequentially connected to the plurality of laminating mechanisms 101, and specifically, the lift piece 105 is first connected to the laminating mechanism 101 located at the uppermost portion and then sequentially connected to the laminating mechanism 101 located at the lower portion to increase the interlayer distance of the laminating mechanisms 101. In particular, the depression drive may be a servo cylinder. Specifically, the lifting member 105 is provided with a clamping portion with gradually increasing distance from top to bottom to ensure that the clamping portion is sequentially connected with the plurality of laminating mechanisms 101. The laminating mechanism 101 may be provided with a clamping plate 107, and the clamping portion is connected with the clamping plate 107 in sequence, so as to sequentially lift the laminating mechanism 101.
In an alternative of this embodiment, a pushing driving device is arranged between the lifting piece 105 and the pressing component 106; the push driving means is used to drive the lift 105 to move closer to or away from the laminating mechanisms 101 so that the lift 105 can be connected or disconnected with a plurality of laminating mechanisms 101.
In this embodiment, during the pre-pressing phase, the laminating mechanism 101 falls due to gravity, while it is ensured that the laminating mechanism 101 is not connected to the lifter 105; during the hot pressing stage, it is necessary to ensure that the laminating mechanism 101 and the pressing component 106 move synchronously, and at this time, the laminating mechanism 101 is connected with the lifting member 105, that is, the connection state between the laminating mechanism 101 and the lifting member 105 changes. A pushing driving device is arranged for changing the connection state of the two, and when the pushing driving device drives the lifting piece 105 to be close to the laminating mechanism 101, the lifting piece 105 is connected with the laminating mechanism 101; when the push driving means drives the lift piece 105 away from the laminating mechanism 101, the lift piece 105 is disconnected from the laminating mechanism 101.
In an optional scheme of this embodiment, the cell shaping device further includes a support frame 108; the laminating mechanism 101 and the pressing mechanism 102 are both mounted on a support frame 108, and a guide mechanism 109 is provided between the support frame 108 and the laminating mechanism 101 so that the laminating mechanism 101 moves relative to the support frame 108 in a guide direction of the guide mechanism 109.
In this embodiment, the support frame 108 is a main body support structure of the cell shaping device, and is used for supporting the laminating mechanism 101 and the pressing mechanism 102; a guide mechanism 109 is provided between the support frame 108 and the laminating mechanism 101 for guiding the movement of the laminating mechanism 101, and particularly, when the laminating mechanism 101 falls by gravity, the offset falling of the laminating mechanism 101 when falling can be prevented.
Example two
The cell shaping device in the second embodiment is an improvement on the basis of the above embodiment, and the technical contents disclosed in the above embodiment are not described repeatedly, and the contents disclosed in the above embodiment also belong to the contents disclosed in the second embodiment.
Referring to fig. 3 and 4, in an alternative embodiment of the present embodiment, the laminating mechanism 101 includes a mounting plate 110, a pressure bearing member 111, and a pressure applying member 112; the pressure bearing member 111 is positioned on the top surface side of the mounting plate 110 for bearing the core 103 to be pressed, and the pressure applying member 112 is positioned on the bottom surface side of the mounting plate 110 for pressing the core 103 to be pressed borne on the adjacent laminating mechanism 101; a slide rail assembly 113 is arranged between the bearing member 111 and the mounting plate 110, so that the bearing member 111 can slide relative to the mounting plate 110, and the motion path of the bearing member 111 is connected with a feeding position, a pressing position and a discharging position; the number of the pressure receiving members 111 is plural, and the plural pressure receiving members 111 are linked.
In this embodiment, the lamination mechanism 101 includes a mounting plate 110, a pressure receiving member 111, and a pressing member 112, the to-be-piezoelectric core 103 is placed on the pressure receiving member 111, and the pressing member 112 is used to press the to-be-piezoelectric core 103 on the adjacent lamination mechanism 101; in order to conveniently feed and discharge the battery cell 103, a sliding rail assembly 113 is arranged between the pressure bearing member 111 and the mounting plate 110, so that the pressure bearing member 111 can slide relative to the mounting plate 110; the number of the bearing members 111 is plural, and the plural bearing members 111 can be moved simultaneously, so that the hot pressing operation and the feeding and discharging operation can be performed simultaneously. For example, when the cells of one group of pressure-bearing members 111 are located at the pressing position for hot-press shaping, the other group of pressure-bearing members 111 are just located at the feeding and blanking positions for waiting for feeding and blanking, so that the working efficiency of the equipment is improved. Specifically, the feeding position and the blanking position are respectively located at two ends of a movement path of the pressure-bearing member 111, the pressing position is located between the feeding position and the blanking position, and the pressing position is a position where the pressing member 112 and the pressure-bearing member 111 are in relative pressure joint. Two bearing members 111 are shown, but not limited to the number shown. The mounting plate 110 is further provided with a pressure-proof member, an upper surface of the pressure-proof member is higher than an upper surface of the pressure-bearing member 111, so that the pressure-bearing member 111 is prevented from being damaged due to the fact that the pressure-applying member 112 is directly pressed on the pressure-bearing member 111 when no cell is present on the pressure-bearing member 111.
In an optional scheme of the embodiment, the device further comprises a linkage mechanism 114 and a linkage driving device; the linkage mechanism 114 comprises a spline rotating shaft 115 and a spline bearing 116, and the linkage driving device is connected with the spline rotating shaft 115 and is used for driving the spline rotating shaft 115 to rotate; a through hole 117 is formed in the mounting plate 110, the spline bearing 116 is mounted at the through hole 117, and the spline rotating shaft 115 sequentially penetrates through the spline bearing 116 to drive the spline bearing 116 to rotate; the spline bearing 116 is connected with the bearing member 111 through a belt to drive the bearing member 111 to move.
In this embodiment, in order to drive the pressure bearing member 111 to move, a driving device needs to be provided to supply power. However, the area of the laminating mechanism 101 is limited, and if a driving device is provided on each laminating mechanism 101, the volume of the device is inevitably increased, and the number of driving devices is also greatly increased, which leads to an increase in cost. The linkage mechanism 114 and the linkage driving device are arranged, the pressure bearing members 111 on each layer are connected in series through the linkage mechanism 114, and at the moment, only one linkage driving device is needed to provide power. Specifically, the linkage mechanism 114 includes a spline rotating shaft 115 and a spline bearing 116, the spline bearing 116 is installed on each lamination mechanism 101, when the linkage driving device drives the spline rotating shaft 115 to rotate, the spline bearing 116 on each layer is driven to rotate, the spline bearing 116 is connected with the pressure-bearing member 111 through a belt, and the rotation is converted into the linear motion of the pressure-bearing member 111.
In an alternative scheme of this embodiment, the surfaces of the pressure bearing member 111 and the pressure applying member 112 are provided with anti-sticking coatings, and/or the pressure bearing member 111 and the pressure applying member 112 are provided with vent holes.
In this embodiment, in order to prevent the cores 103 to be subjected to the hot pressing operation from adhering to the surface of the pressure receiving member 111 or the surface of the pressure applying member 112, the surfaces of the pressure receiving member 111 and the pressure applying member 112 are provided with an anti-adhesion coating, and specifically, the anti-adhesion coating may be provided as a ceramic material. The pressure bearing member 111 and the pressure applying member 112 are provided with vent holes, and vacuum breaking treatment is performed between the to-be-pressed battery core 103 and the pressure bearing member 111 and the pressure applying member 112, so that the anti-sticking function of the hot-pressed battery core is realized.
EXAMPLE III
The cell shaping device in the third embodiment is an improvement on the basis of any one of the above embodiments, and the technical contents disclosed in the above embodiments are not described repeatedly, and the contents disclosed in the above embodiments also belong to the contents disclosed in the third embodiment.
Referring to fig. 3 and 4, in an alternative embodiment of the present invention, a side pressure mechanism 118 is further disposed on the mounting plate 110, and the side pressure mechanism 118 includes a side pressure driving device 119 and two side pressure components 120 disposed oppositely; the side pressure component 120 is installed at the pressing position and used for pressing two sides of the cell 103 to be pressed; the side pressure driving device 119 is used to drive the side pressure part 120 close to the piezoelectric core 103.
In this embodiment, a lateral pressure mechanism 118 is further disposed on the mounting plate 110, and is used for implementing a lateral pressure process on the battery cell 103 to be pressed. The lateral pressure mechanism 118 includes a lateral pressure driving device 119 and two lateral pressure components 120 arranged oppositely, and specifically, a servo motor may be arranged to provide power through a synchronous wheel and a synchronous belt, and to control the movement of the lateral pressure components 120 and the pressure on the battery cell through a ball screw.
In an alternative scheme of this embodiment, the voltage-withstanding testing mechanism 121 is arranged on the pressure applying component 112; the withstand voltage testing mechanism 121 comprises a testing probe and a testing driving device, wherein the testing driving device is used for driving the testing probe to move so as to enable the testing probe to be attached to a lug of the to-be-tested piezoelectric core 103; and a buffer component is arranged between the test probe and the test driving device and is used for buffering the motion of the test probe.
In this embodiment, the withstand voltage testing mechanism 121 is provided in the pressing member 112, and the testing function is realized while the hot-pressing operation is performed, increasing the production efficiency. Specifically, each pressure applying member 112 has a withstand voltage testing mechanism 121 mounted thereon. The test probe is controlled by the test driving device to stretch, and when the pressing component 112 performs hot-pressing shaping on the battery cell, the test probe can be controlled by the test driving device to be attached to the electrode lug of the battery cell, so that a test function is realized. The buffering component is arranged between the test probe and the test driving device, specifically, the buffering component can be a spring buffering mechanism, and can adjust the elastic force of a spring, so that the normal test is ensured, and meanwhile, the pressing pressure is prevented from being too large, and the electric core lug is crushed by the test probe.
In an optional scheme of this embodiment, a size detection device is further disposed on the laminating mechanism 101, and is used to detect the thickness and the width of the battery cell.
In this embodiment, the size detection device may include a thickness measuring mechanism and a width measuring mechanism, and the thickness measuring mechanism may perform measurement using the displacement sensor; the width measuring mechanism may be integrated with the side pressing mechanism 118, and specifically, the moving distance of the side pressing component 120 is calculated by reading a pulse signal of the servo motor, so as to indirectly calculate the cell width.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.
Claims (10)
1. A cell shaping device is characterized by comprising a pressing mechanism and a plurality of laminating mechanisms;
the laminating mechanisms are arranged at intervals along the gravity direction, the top surface sides of the laminating mechanisms are used for bearing the piezoelectric cores to be tested, and the bottom surface sides of the laminating mechanisms are used for pressing the piezoelectric cores to be tested borne by the adjacent laminating mechanisms;
the pressing mechanism is positioned at the tops of the laminating mechanisms so as to press the to-be-pressed battery cores carried by the laminating mechanisms positioned at the tops, and transmits pressure to the to-be-pressed battery cores carried by the adjacent laminating mechanisms through the laminating mechanisms;
and a bearing driving device is arranged between two adjacent laminating mechanisms and is used for bearing the laminating mechanisms above the bearing driving device, so that the pressure borne by the to-be-piezoelectric cores on each layer of the laminating mechanisms is the same.
2. The cell shaping device of claim 1, further comprising a lifting member;
the pressing mechanism comprises a pressing component and a pressing driving device, the pressing component is used for pressing the to-be-pressed core carried by the laminating mechanism positioned at the top, and the pressing driving device can drive the pressing component to move to be close to or far from the laminating mechanism;
the lifting piece is connected with the pressing part, and when the pressing part is far away from the laminating mechanism, the lifting piece can be sequentially connected with the laminating mechanisms to drive the laminating mechanisms to move and increase the distance between the adjacent laminating mechanisms.
3. The cell shaping device according to claim 2, wherein a pushing drive device is arranged between the lifting member and the pressing member;
the pushing driving device is used for driving the lifting piece to move close to or far away from the laminating mechanism so that the lifting piece can be connected with or disconnected from a plurality of laminating mechanisms.
4. The cell shaping device of claim 1, further comprising a support frame;
the laminating mechanism and the pressing mechanism are both arranged on the support frame, and a guide mechanism is arranged between the support frame and the laminating mechanism, so that the laminating mechanism moves relative to the support frame along the guide direction of the guide mechanism.
5. The cell shaping device of claim 1, wherein the lamination mechanism comprises a mounting plate, a bearing member, and a pressing member;
the pressure bearing component is positioned on the top surface side of the mounting plate and used for bearing the core to be pressed, and the pressure applying component is positioned on the bottom surface side of the mounting plate and used for pressing the core to be pressed and borne on the adjacent laminating mechanism;
a sliding rail assembly is arranged between the pressure-bearing member and the mounting plate, so that the pressure-bearing member can slide relative to the mounting plate, and the motion path of the pressure-bearing member is connected with a feeding position, a pressing position and a discharging position;
the number of the pressure-bearing members is multiple, and the pressure-bearing members are arranged in a linkage manner.
6. The cell shaping device of claim 5, further comprising a linkage mechanism and a linkage drive device;
the linkage mechanism comprises a spline rotating shaft and a spline bearing, and the linkage driving device is connected with the spline rotating shaft and used for driving the spline rotating shaft to rotate;
the mounting plate is provided with a through hole, the spline bearing is mounted at the through hole, and the spline rotating shaft sequentially penetrates through the spline bearing to drive the spline bearing to rotate;
the spline bearing is connected with the pressure-bearing part through a conveyor belt so as to drive the pressure-bearing part to move.
7. The cell shaping device according to claim 5, wherein the surfaces of the pressure bearing member and the pressure applying member are provided with anti-sticking coatings, and/or the surfaces of the pressure bearing member and the pressure applying member are provided with vent holes.
8. The cell shaping device according to claim 5, wherein a lateral pressure mechanism is further disposed on the mounting plate, and the lateral pressure mechanism comprises a lateral pressure driving device and two opposite lateral pressure components;
the side pressure component is arranged at the pressing position and used for applying pressure to two sides of the to-be-piezoelectric core; the side pressure driving device is used for driving the side pressure component to be close to the to-be-piezoelectric core.
9. The cell shaping device according to claim 5, wherein a withstand voltage testing mechanism is disposed on the pressing component;
the voltage-resistant testing mechanism comprises a testing probe and a testing driving device, and the testing driving device is used for driving the testing probe to move so as to enable the testing probe to be attached to a lug of the to-be-tested piezoelectric core;
and a buffer component is arranged between the test probe and the test driving device and is used for buffering the motion of the test probe.
10. The cell shaping device according to claim 1, wherein a size detection device is further disposed on the lamination mechanism for detecting the thickness and the width of the cell.
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| CN201922015675.4U CN210489760U (en) | 2019-11-20 | 2019-11-20 | Battery cell shaping device |
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| CN201922015675.4U CN210489760U (en) | 2019-11-20 | 2019-11-20 | Battery cell shaping device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113002039A (en) * | 2020-10-28 | 2021-06-22 | 秦皇岛昕成自动化设备有限公司 | Novel plate-pressing type laminating machine and pressing method of laminated plate-shaped part |
| CN114751171A (en) * | 2022-04-12 | 2022-07-15 | 三一技术装备有限公司 | Loading and unloading device and battery production system |
| CN115663267A (en) * | 2022-12-23 | 2023-01-31 | 深圳市兴禾自动化股份有限公司 | Electricity core hot pressing equipment |
-
2019
- 2019-11-20 CN CN201922015675.4U patent/CN210489760U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113002039A (en) * | 2020-10-28 | 2021-06-22 | 秦皇岛昕成自动化设备有限公司 | Novel plate-pressing type laminating machine and pressing method of laminated plate-shaped part |
| CN114751171A (en) * | 2022-04-12 | 2022-07-15 | 三一技术装备有限公司 | Loading and unloading device and battery production system |
| CN114751171B (en) * | 2022-04-12 | 2024-05-17 | 三一技术装备有限公司 | Loading and unloading device and battery production system |
| CN115663267A (en) * | 2022-12-23 | 2023-01-31 | 深圳市兴禾自动化股份有限公司 | Electricity core hot pressing equipment |
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