CN217946911U

CN217946911U - Magnetic suspension conveying line for battery lamination mechanism and battery lamination mechanism

Info

Publication number: CN217946911U
Application number: CN202222024586.8U
Authority: CN
Inventors: 石爱武; 罗逸凡
Original assignee: Shenzhen Ange Intelligent Control Technology Co ltd
Current assignee: Shenzhen Ange Intelligent Control Technology Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-02
Anticipated expiration: 2032-08-02

Abstract

The utility model belongs to the technical field of the battery is made, especially, relate to a battery lamination is magnetic suspension transfer chain and battery lamination mechanism for mechanism. The magnetic suspension conveying line for the battery lamination mechanism comprises a carrier, a magnetic suspension assembly, a front end lifting assembly, a rear end lifting assembly and a backflow assembly; the magnetic suspension assembly comprises a magnetic suspension stator transmission line and a magnetic suspension rotor arranged on the carrier; the magnetic suspension stator transmission line is positioned between the front end lifting assembly and the rear end lifting assembly, and the backflow assembly is positioned between the front end lifting assembly and the rear end lifting assembly; the front end lifting assembly, the magnetic suspension stator transmission line, the rear end lifting assembly and the backflow assembly form a circulating conveying line for conveying the magnetic suspension rotor and the carrier. The utility model discloses in, this battery lamination mechanism can realize with magnetic suspension transfer chain the circular transport of carrier need not return the transport on the magnetic suspension stator transmission line the carrier has improved its degree of automation and work efficiency.

Description

Magnetic suspension conveying line for battery lamination mechanism and battery lamination mechanism

Technical Field

The utility model belongs to the technical field of the battery is made, especially, relate to a battery lamination is magnetic suspension transfer chain and battery lamination mechanism for mechanism.

Background

Lithium ion batteries are developing more and more rapidly as important power devices of electric vehicles. The battery core of the lithium ion battery comprises a shell, electrolyte and a pole core; the pole core and the electrolyte are packaged in the shell, wherein the pole core is produced mainly by two processes of winding and lamination, so that the pole core is divided into a wound pole core and a laminated pole core; the winding process mainly aims at cylindrical batteries and small-capacity square lithium ion batteries, and the lamination process mainly aims at large-capacity power lithium ion batteries, special-shaped batteries and the like.

The battery lamination mechanism is a production line for realizing automatic lamination production, realizes the lamination action of a battery pole core, namely, a positive plate and a negative plate are laminated at intervals, and a diaphragm is arranged between the positive plate and the negative plate, and belongs to one of key devices for automatic production of square lithium batteries.

In the prior art, the battery lamination mechanism often adopts a single carrier to perform lamination and convey pole cores in the working process, and the waiting time is long in the process of performing lamination on the single carrier and conveying the pole cores, so that the working efficiency of the battery lamination mechanism is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a battery is magnetic suspension transfer chain and battery lamination mechanism for lamination mechanism to the technical problem that lamination machine work efficiency is low among the prior art.

In view of the above technical problems, an embodiment of the present invention provides a magnetic suspension conveying line for a battery lamination mechanism, including a carrier, a magnetic suspension assembly, a front end lifting assembly, a rear end lifting assembly, and a backflow assembly; the magnetic suspension assembly comprises a magnetic suspension stator transmission line and a magnetic suspension rotor, and the magnetic suspension rotor is arranged on the carrier;

the magnetic suspension stator transmission line is positioned between the front end lifting assembly and the rear end lifting assembly, and the backflow assembly is positioned between the front end lifting assembly and the rear end lifting assembly;

the front end lifting assembly, the magnetic suspension stator transmission line, the rear end lifting assembly and the backflow assembly form a circulating conveying line for conveying the carrier provided with the magnetic suspension rotor.

Optionally, the magnetic suspension stator transmission line includes a stacking segment adjacent to the front end lifting assembly and a blanking segment adjacent to the rear end lifting assembly, and the magnetic suspension rotor can be driven by the magnetic suspension stator transmission line to move from the stacking segment to the blanking segment, so as to drive the carrier to move from the stacking station to the blanking station;

the rear end lifting assembly is used for receiving the carrier provided with the magnetic suspension rotor and transmitted by the blanking section and transmitting the carrier to the backflow assembly; the backflow assembly is used for transmitting a carrier provided with the magnetic suspension rotor from one end close to the rear end lifting assembly to one end close to the front end lifting assembly;

the front end lifting assembly is used for receiving the carrier provided with the magnetic suspension rotor and transmitted by the backflow assembly and transmitting the carrier to the magnetic suspension stator transmission line.

Optionally, the front end lifting assembly includes a front end magnetic levitation stator and a front end lifting driving member, and the front end lifting driving member is connected to the front end magnetic levitation stator and used for lifting the front end magnetic levitation stator; the front end magnetic suspension stator is used for receiving the carrier provided with the magnetic suspension rotor and sent back by the backflow assembly and driving the carrier provided with the magnetic suspension rotor to transmit to the magnetic suspension stator transmission line;

the rear end lifting assembly comprises a rear end magnetic suspension stator and a rear end lifting driving piece, and the rear end lifting driving piece is connected with the rear end magnetic suspension stator and used for lifting the rear end magnetic suspension stator; the rear end magnetic suspension stator receives the carrier provided with the magnetic suspension rotor and transmitted by the magnetic suspension stator transmission line, and drives the carrier provided with the magnetic suspension rotor to transmit to the backflow assembly.

Optionally, the backflow component comprises a driving motor, a first roller, a second roller and a conveying belt sleeved on the first roller and the second roller, and an output end of the driving motor is connected with the first roller or the second roller.

Optionally, the magnetic suspension conveying line for the battery stacking mechanism further includes a buffer magnetic suspension stator disposed between the reflow module and the front end lifting module, and the buffer magnetic suspension stator is configured to convey the carrier, on which the magnetic suspension rotor is mounted, on the reflow module to the front end lifting module; the front end lifting assembly, the magnetic suspension stator transmission line, the rear end lifting assembly, the backflow assembly and the cache magnetic suspension stator form the circulating transmission line.

Optionally, the battery stacking mechanism further includes a frame, the carrier, the front end lifting assembly, the magnetic suspension stator transmission line, the rear end lifting assembly, and the backflow assembly are all mounted on the frame, and the magnetic suspension stator transmission line is located above the backflow assembly.

In the utility model, the front end lifting assembly, the magnetic suspension stator transmission line, the rear end lifting assembly and the backflow assembly form a circulating transmission line for conveying the magnetic suspension rotor and the carrier; specifically, the magnetic suspension stator transmission line conveys a carrier and a magnetic suspension rotor to the rear end lifting assembly along the Y direction, the rear end lifting assembly drives the carrier and the magnetic suspension rotor to descend along the Z direction and conveys the carrier and the magnetic suspension rotor to the return assembly, the return assembly conveys the carrier and the magnetic suspension rotor to the front end lifting assembly, and the front end lifting assembly conveys the carrier and the magnetic suspension rotor to the magnetic suspension stator transmission line again. And in the process of conveying the carrier by the magnetic suspension stator transmission line, the carrier can complete the lamination work of the battery. In this embodiment, the magnetic suspension conveying line for the battery lamination mechanism can realize the circular conveying of the carriers, and the carriers do not need to be conveyed back on the magnetic suspension stator conveying line, so that the automation degree and the working efficiency of the battery lamination mechanism are improved. In addition, the magnetic suspension stator transmission line transmits the carrier and the magnetic suspension rotor by using a magnetic suspension principle, has high transmission stability and high speed, and further improves the transmission efficiency of the magnetic suspension transmission line for the battery lamination mechanism.

The utility model also provides a battery lamination mechanism, which comprises a pressing cutter component and the magnetic suspension conveying line for the battery lamination mechanism, wherein a plurality of lamination parts distributed at intervals are arranged on the carrier; the pressing knife assembly comprises a plurality of pressing driving pieces and a plurality of pressing knives, each pressing driving piece is connected with the pressing knife, and the pressing driving pieces are used for driving the pressing knives to press the stacked pole groups on the laminated piece part.

Optionally, the pressing cutter assembly further comprises a driving module; the driving module comprises a connecting piece, an X-direction driving assembly and a Z-direction driving assembly;

optionally, the X-direction driving assembly is connected to the Z-direction driving assembly and is configured to drive the Z-direction driving assembly to move along the X direction; the Z-direction driving assembly is connected with the connecting piece, all the compression driving pieces are installed on the connecting piece, and the Z-direction driving assembly is used for driving the compression driving pieces to move along the Z direction through the connecting piece.

Optionally, the magnetic suspension conveying line for the battery stacking mechanism further comprises a rack, the battery stacking mechanism further comprises a support frame, and the X-direction driving assembly comprises an X-direction driving element, an X-direction guide rail and an X-direction sliding block; the X-direction driving piece and the X-direction guide rail are both arranged on the rack, and the X-direction sliding block is arranged on the supporting frame; the X-direction driving piece is connected with the supporting frame and used for driving the supporting frame to slide along the X-direction guide rail through the X-direction sliding block;

the Z-direction driving assembly comprises a Z-direction driving piece, a Z-direction guide rail and a Z-direction sliding block; the Z-direction driving piece and the Z-direction guide rail are both arranged on the supporting frame, and the Z-direction sliding block is arranged on the connecting piece; the Z-direction driving piece is connected with the connecting piece and used for driving the connecting piece to slide along the Z-direction guide rail through the Z-direction sliding block.

Optionally, the carrier includes a carrier body provided with a laminated piece portion and a plurality of tablet assemblies mounted on the carrier body, and the magnetic levitation rotor is mounted on the carrier body; the pressing piece assembly is arranged between two adjacent lamination pieces and used for pressing the electrode group formed after lamination on the lamination pieces.

Optionally, a mounting hole is formed in the carrier body, the pressing sheet assembly includes a sleeve, a driving rod, a first mounting block, a second mounting block, a pressing plate and an adapter plate, the first mounting block is mounted on the sleeve, the pressing plate is rotatably mounted on the first mounting block, the second mounting block is mounted at the top end of the driving rod, one end of the adapter plate is rotatably connected to the pressing plate, and the other end of the adapter plate is rotatably connected to the second mounting block; one end of the sleeve, which is far away from the first mounting block, is mounted in the mounting hole, and the driving rod can be inserted in the sleeve in a vertically movable manner; the driving rod moves up and down to drive the adapter plate at the top of the driving rod to rotate relative to the second mounting block, so that the pressing plate is driven to compress an electrode group formed after lamination on the lamination part.

Optionally, the pressing plate assembly comprises two pressing plates and two adapter plates, the two pressing plates and the two adapter plates are symmetrically arranged about the driving rod, and the two pressing plates respectively and independently act on the lamination portions on two sides of the pressing plate assembly.

In the utility model, when the carrier is conveyed to the lamination station by the transmission line assembly, an external manipulator and the like gradually place pieces to be laminated on different lamination parts of the same carrier; because the same be provided with interval distribution on the carrier the lamination portion, treat a plurality of lamination spare and place in turn in the in-process of lamination portion, it is a plurality of compress tightly the corresponding pressing knife of driving piece alternative drive will treat that the lamination spare compresses tightly on the carrier to reduce the latency of carrier, improved this battery lamination mechanism's lamination efficiency. Moreover, the battery lamination mechanism is simple in structure and low in manufacturing cost.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural view of a magnetic suspension conveying line for a battery stacking mechanism according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a front end lifting assembly of a magnetic suspension conveying line for a battery stacking mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a backflow assembly and a buffer driving member of a magnetic suspension conveying line for a battery stacking mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a carrier of a magnetic suspension conveying line for a battery stacking mechanism according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a pressing plate assembly of a magnetic suspension conveying line for a battery lamination mechanism according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a battery stacking mechanism according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a pressing knife assembly of a battery lamination mechanism according to an embodiment of the present invention pressing a to-be-laminated member;

fig. 8 is a schematic structural diagram of a pressing knife assembly of a battery lamination mechanism according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of an opening plate assembly of a battery lamination mechanism according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. the battery lamination mechanism is provided with a magnetic suspension conveying line; 11. a carrier; 111. a carrier body; 112. a tabletting assembly; 1121. a sleeve; 1122. a drive rod; 1123. a first mounting block; 1124. a second mounting block; 1125. pressing a plate; 1126. an adapter plate; 12. a front end lifting assembly; 121. a front end magnetic suspension stator; 122. a front end lifting driving member; 13. a rear end lifting assembly; 131. a rear end magnetic suspension stator; 132. a rear end lifting driving member; 14. a reflow assembly; 141. a first roller; 142. a second roller; 143. a conveyor belt; 144. a drive motor; 15. a magnetic suspension assembly; 151. a magnetic suspension stator transmission line; 152. a magnetic suspension rotor; 16. caching the magnetic suspension stator; 17. a frame; 2. a pressing knife assembly; 21. compressing the driving member; 22. pressing a cutter; 23. a connecting member; 24. an X-direction driving component; 25. a Z-direction drive assembly; 3. opening the pressure plate assembly; 31. a push plate; 32. opening the pressing plate driving member; 200. and (5) stacking the sheets.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, a magnetic suspension conveying line 1 for a battery stacking mechanism according to an embodiment of the present invention includes a carrier 11, a front end lifting assembly 12, a magnetic suspension assembly 15, a rear end lifting assembly 13, and a backflow assembly 14; the magnetic suspension assembly 15 comprises a magnetic suspension stator transmission line 151 and a magnetic suspension rotor 152 mounted on the carrier 11; the magnetic suspension stator transmission line 151 is positioned between the front end lifting assembly 12 and the rear end lifting assembly 13, and the return assembly 14 is positioned between the front end lifting assembly 12 and the rear end lifting assembly 13; the front end lifting assembly 12, the magnetic suspension stator transmission line 151, the rear end lifting assembly 13, and the backflow assembly 14 form a circulating conveyor line for conveying the carrier 11 on which the magnetic suspension rotor 152 is mounted. It is understood that the reflow assembly 14 includes, but is not limited to, a lead screw and nut mechanism, a belt transmission line, a magnetic levitation transmission line, etc.; the front end lifting assembly 12 and the rear end lifting assembly 13 each include, but are not limited to, a pneumatic cylinder, a hydraulic cylinder, a lead screw and nut mechanism, a linear motor, and the like.

In the present invention, the front end lifting assembly 12, the magnetic suspension stator transmission line 151, the rear end lifting assembly 13, and the backflow assembly 14 constitute a circulating conveying line for conveying the carrier 11 on which the magnetic suspension rotor 152 is mounted; specifically, the magnetic suspension stator transmission line 151 transports the carrier 11 and the magnetic suspension rotor 152 to the rear end lifting assembly 13 along the Y direction, the rear end lifting assembly 13 drives the carrier 11 and the magnetic suspension rotor 152 to descend along the Z direction, and transports the carrier 11 and the magnetic suspension rotor 152 to the return assembly 14, the return assembly 14 transports the carrier 11 and the magnetic suspension rotor 152 to the front end lifting assembly 12, and the front end lifting assembly 12 transports the carrier 11 and the magnetic suspension rotor 152 to the magnetic suspension stator transmission line 151 again. During the process of conveying the carriers 11 by the magnetic suspension stator transmission line 151, the lamination work of the batteries can be completed on the carriers 11. In this embodiment, the magnetic suspension conveying line 1 for the battery lamination mechanism can realize the circular conveying of the carriers 11, and the carriers 11 do not need to be conveyed back on the magnetic suspension stator conveying line 151, so that the automation degree and the working efficiency are improved. In addition, the magnetic suspension stator transmission line 151 transmits the carrier 11 and the magnetic suspension rotor 152 by using the principle of magnetic suspension, so that the transmission stability and the transmission speed are high, and the transmission efficiency of the magnetic suspension transmission line 1 for the battery lamination mechanism is further improved.

In one embodiment, the magnetic levitation stator transmission line 151 includes a stacking segment adjacent to the front end lifting assembly 12 and a blanking segment adjacent to the rear end lifting assembly 13, and the magnetic levitation rotor 152 can be driven by the magnetic levitation stator transmission line 151 to move from the stacking segment to the blanking segment, so as to drive the carriers 11 to move from the stacking station to the blanking station; it can be understood that the lamination segment is connected to the blanking segment, and the carrier 11 with the magnetic levitation rotor 152 mounted thereon is transported to the lamination segment by the magnetic levitation stator transmission line 151, so that the lamination work is completed on the carrier 11; after the stacking on the carrier 11 is completed, the carrier 11 mounted with the magnetic suspension rotor 152 is conveyed to a blanking section by a magnetic suspension stator conveying line, and the to-be-stacked assembly 200 (i.e. an electrode group) on the carrier which is completed by stacking is taken away by an external mechanical arm clamp.

The rear end lifting assembly 13 is used for receiving the carrier 11 provided with the magnetic suspension rotor 152 and transmitted by the blanking section and transmitting the carrier to the backflow assembly 14; the reflow component 14 is used for transferring the carrier 11 mounted with the magnetic levitation mover 152 from one end close to the rear end lifting component 13 to one end close to the front end lifting component 12; the magnetic suspension stator transmission line 151 conveys the carrier 11 mounted with the magnetic suspension rotor 152 to the rear end lifting assembly 13, and the rear end lifting assembly 13 moves downward and conveys the carrier 11 to the backflow assembly 14, and the backflow assembly 14 conveys the carrier 11 mounted with the magnetic suspension rotor 152 to the front end lifting assembly 12.

The front end lifting assembly 12 is configured to receive the carrier 11 mounted with the magnetic levitation rotor 152 and transmitted from the reflow assembly 14, and transmit the received signal to the magnetic levitation stator transmission line 151. The front end lifting assembly 12 receives the carrier 11 mounted with the magnetic levitation rotor 152, drives the carrier to ascend, and conveys the carrier to the magnetic levitation stator transmission line 151, and the magnetic levitation stator transmission line 151 conveys the carrier 11 mounted with the magnetic levitation rotor 152 to the lamination segment again.

In one embodiment, as shown in fig. 1 and fig. 2, the front end lifting assembly 12 includes a front end magnetic levitation stator 121 and a front end lifting driving member 122, wherein the front end lifting driving member 122 is connected to the front end magnetic levitation stator 121 for lifting the front end magnetic levitation stator 121; the front magnetic suspension stator 121 is configured to receive the carrier 11 mounted with the magnetic suspension rotor 152 returned by the return assembly 14, and drive the carrier 11 mounted with the magnetic suspension rotor 152 to transmit to the magnetic suspension stator transmission line 151; it is to be understood that the front lifting drive 122 is not limited to linear motors, pneumatic cylinders, hydraulic cylinders, and lead screw and nut mechanisms, among others. Specifically, the front end lifting driving member 122 drives the front end magnetic levitation stator 121 and the carrier 11 thereon and the magnetic levitation stator to move downward along the Z direction, and the front end magnetic levitation stator 121 drives the carrier 11 thereon and the magnetic levitation stator to move to the reflow assembly 14.

The rear end lifting assembly 13 comprises a rear end magnetic suspension stator 131 and a rear end lifting driving member 132, and the rear end lifting driving member 132 is connected with the rear end magnetic suspension stator 131 and used for lifting the rear end magnetic suspension stator 131; the rear magnetic levitation stator 131 receives the carrier 11 mounted with the magnetic levitation rotor 152 and transmitted by the magnetic levitation stator transmission line 151, and drives the carrier 11 mounted with the magnetic levitation rotor 152 to transmit to the return flow assembly 14. It is to be understood that the rear lift drive 132 is not limited to linear motors, pneumatic cylinders, hydraulic cylinders, and lead screw and nut mechanisms, among others. Specifically, the rear lifting driving element 132 drives the rear magnetic levitation stator 131 and the carrier 11 and the magnetic levitation rotor 152 thereon to move upward along the Z direction, and the rear magnetic levitation stator 131 drives the carrier 11 and the magnetic levitation rotor 152 thereon to move to the magnetic levitation stator transmission line 151.

In this embodiment, the front end lifting driving member 122 and the rear end lifting driving member 132 are also designed in a magnetic suspension manner, so that the conveying efficiency of the magnetic suspension conveying line 1 for the battery stacking mechanism is further improved.

In an embodiment, as shown in fig. 3, the reflow module 14 includes a driving motor 144, a first roller 141, a second roller 142, and a conveying belt 143 sleeved on the first roller 141 and the second roller 142, and an output end of the driving motor 144 is connected to the first roller 141 or the second roller 142. Specifically, the driving motor 144 drives the first roller 141 to rotate, the first roller 141 drives the conveying belt 143 to move through the second roller 142, and the conveying belt 143 can convey the carrier 11 and the magnetic levitation mover 152 thereon from the rear end lifting assembly 13 to the front end lifting assembly 12. In this embodiment, the reflow module 14 has a simple structure and a low manufacturing cost.

In one embodiment, as shown in fig. 1 and 3, the magnetic levitation transport line 1 for the battery lamination mechanism further includes a buffer magnetic levitation stator 16 disposed between the return assembly 14 and the front end lifting assembly 12, wherein the buffer magnetic levitation stator 16 is used for transporting the carrier 11 mounted with the magnetic levitation mover 152 on the return assembly 14 to the front end lifting assembly 12; the front end lifting assembly 12, the magnetic suspension stator transmission line 151, the rear end lifting assembly 13, the backflow assembly 14 and the buffer magnetic suspension stator 16 form the circulating transmission line. Specifically, the reflow module 14 transports the carrier 11 and the magnetic suspension rotor 152 to the buffer magnetic suspension stator 16, and after the carrier 11 and the magnetic suspension rotor 152 stay in the buffer magnetic suspension stator 16 for a preset time, the carrier is transported to the front end lifting module 12. In this embodiment, the stability of the magnetic suspension conveying line 1 for the battery lamination mechanism is improved by the design of the buffer magnetic suspension stator 16.

As shown in fig. 6, another embodiment of the present invention further provides a battery lamination mechanism, which includes a pressing knife assembly 2 and the above-mentioned magnetic suspension conveying line 1 for a battery lamination mechanism, wherein a plurality of lamination portions are arranged on the carrier 11 at intervals; the pressing knife assembly 2 comprises a plurality of pressing driving pieces 21 and a plurality of pressing knives 22, each pressing driving piece 21 is connected with the pressing knife 22, and the pressing driving pieces 21 are used for driving the pressing knives 22 to press the stacked pole groups on the laminated part. It can be understood that 4, 6, 8, etc. lamination portions can be disposed on the same carrier 11 according to actual requirements. Specifically, the battery lamination mechanism includes two pressing knife assemblies 2, the two pressing knife assemblies 2 are symmetrically arranged on two opposite sides of the transmission line assembly, the to-be-laminated piece 200 includes, but is not limited to, a positive plate, a negative plate, a diaphragm and the like, and a plurality of to-be-laminated pieces 200 are stacked on the same lamination portion; and the compression driving member 21 includes, but is not limited to, a linear motor, a pneumatic cylinder, a hydraulic cylinder, and the like. Incidentally, the pole group is formed by stacking a plurality of the members to be stacked 200 (positive electrode plates, negative electrode plates, and separators), that is, a plurality of the members to be stacked 200 are stacked on one of the stacked plate portions.

In the utility model, when the carrier 11 is conveyed to the lamination station by the transmission line assembly, an external manipulator and the like gradually place the pieces to be laminated 200 on different lamination parts of the same carrier 11; because the same carrier 11 is provided with a plurality of lamination parts which are distributed at intervals, in the process that a plurality of lamination parts 200 are alternately placed on the lamination parts, the pressing driving parts 21 alternately drive the corresponding pressing knives 22 to press the lamination parts 200 on the carrier 11, so that the waiting time of the carrier 11 is reduced, and the lamination efficiency of the battery lamination mechanism is improved. Moreover, the battery lamination mechanism is simple in structure and low in manufacturing cost.

In one embodiment, as shown in fig. 7 and 8, the blade pressing assembly 2 further includes a driving module, which includes a connecting member 23, an X-direction driving assembly 24, and a Z-direction driving assembly 25; it is understood that the X-drive assembly 24 and the Z-drive assembly 25 each include, but are not limited to, a lead screw and nut mechanism, a linear motor, a pneumatic cylinder, a hydraulic cylinder, and the like.

The X-direction driving component 24 is connected with the Z-direction driving component 25 and is used for driving the Z-direction driving component 25 to move along the X direction; the Z-direction driving assembly 25 is connected to the connecting member 23, all the pressing driving members 21 are mounted on the connecting member 23, and the Z-direction driving assembly 25 is configured to drive the pressing driving members 21 to move along the Z direction through the connecting member 23. Specifically, during the process of conveying the carrier 11 and the magnetic levitation stator conveying line 151, the X-direction driving assembly 24 drives the Z-direction driving assembly 25, the pressing driving member 21 and the pressing knife 22 to move in a direction away from the magnetic levitation stator conveying line 151, when the magnetic levitation stator conveying line 151 conveys the carrier 11 and the magnetic levitation stator conveying line 152 to a lamination station, after the X-direction driving assembly 24 drives the Z-direction driving assembly 25, the pressing driving member 21 and the pressing knife 22 to approach the magnetic levitation stator conveying line 151, the Z-direction driving assembly 25 drives the pressing driving member 21 and the pressing knife 22 to descend through the connecting member 23, and the pressing driving member 21 drives the pressing knife 22 to perform a sheet compressing action. In this embodiment, this battery lamination mechanism's compact structure, occupation space is little.

In addition, the pressing knife 22 can be adjusted to move along the X direction by the X-direction driving assembly 24, so that the pressing knife 22 can press the pieces 200 to be laminated with different lengths onto the carrier 11, thereby improving the applicability and the universality of the battery gasket mechanism.

In one embodiment, as shown in fig. 8, the magnetic levitation conveyor line 1 for the battery stacking mechanism further includes a frame 17, the battery stacking mechanism further includes a support frame, and the X-direction driving assembly 24 includes an X-direction driving member, an X-direction guide rail, and an X-direction slider; the X-direction driving piece and the X-direction guide rail are both arranged on the rack 17, and the X-direction sliding block is arranged on the supporting frame; the X-direction driving piece is connected with the supporting frame and used for driving the supporting frame to slide along the X-direction guide rail through the X-direction sliding block; it is understood that the X-directional driving member includes, but is not limited to, a linear motor, a pneumatic cylinder, a hydraulic cylinder, a lead screw and nut mechanism, etc., and the X-directional guide rail is arranged on the frame 17 along the X-direction. Specifically, in the process that the support frame is driven by the X-direction driving element to move along the X direction, the support element slides on the X-direction guide rail through the X-direction sliding block, so that the stability that the Z-direction driving element 25 and the compression driving element 21 are driven by the X-direction driving element 24 to move along the X direction is ensured.

In a specific embodiment, as shown in fig. 8, the X-direction driving element includes a first motor, a first lead screw, and a first nut, the first lead screw is rotatably mounted on the frame 17, the first nut is mounted on the supporting frame, the first nut is sleeved on the first lead screw, and the first motor is connected to the first lead screw; the first motor drives the support frame to move along the X direction through the first screw rod and the first nut.

In one embodiment, as shown in fig. 8, the Z-drive assembly includes a Z-drive member, a Z-guide rail, and a Z-slide; the Z-direction driving piece and the Z-direction guide rail are both arranged on the support frame, and the Z-direction sliding block is arranged on the connecting piece 23; the Z-direction driving piece is connected with the connecting piece 23 and is used for driving the connecting piece 23 to slide along the Z-direction guide rail through the Z-direction sliding block. It is understood that the Z-direction driving member includes, but is not limited to, a linear motor, a pneumatic cylinder, a hydraulic cylinder, a lead screw and nut mechanism, etc., and the Z-direction guide rail is arranged on the supporting frame along the Z-direction. Specifically, during the process that the Z-direction driving member drives the connecting member 23 to move along the Z-direction, the connecting member 23 slides on the Z-direction rail through the Z-direction slider, so as to ensure the stability of the Z-direction driving assembly 25 driving the pressing driving member 21 to move along the Z-direction.

In a specific embodiment, as shown in fig. 8, the Z-direction driving element 25 includes a second screw, a second nut, a second motor, a first belt pulley, a second belt pulley, and a first belt sleeved on the first belt pulley and the second belt pulley, the second screw is rotatably mounted on the supporting frame, the first belt pulley is mounted at an output end of the second motor, the second belt pulley is mounted on the second screw, the second nut is sleeved on the second screw, and the second nut is connected to the connecting element 23. Specifically, the second motor drives the second lead screw to rotate through the first belt pulley, the first belt and the second belt pulley, and the second lead screw drives the connecting piece 23 to move along the Z direction through the second nut.

In one embodiment, as shown in fig. 4 and 5, the carrier 11 includes a carrier body 111 provided with a laminated sheet portion and a plurality of tablet assemblies 112 mounted on the carrier body 111, and the magnetic levitation mover 152 is mounted on the carrier body 111; the pressing sheet assembly 112 is disposed between two adjacent lamination portions, and the pressing sheet assembly 112 is used for pressing the electrode group formed after lamination on the lamination portions. It will be appreciated that each lamination portion is provided with one or more of the wafer assemblies 112.

In one embodiment, as shown in fig. 4 and 5, the vehicle body 111 is further provided with a mounting hole (not shown), the tablet assembly 112 includes a sleeve 1121, a driving rod 1122, a first mounting block 1123, a second mounting block 1124, a pressing plate 1125, and an adapter plate 1126, the first mounting block 1123 is mounted on the sleeve 1121, the pressing plate 1125 is rotatably mounted on the first mounting block 1123, the second mounting block 1124 is mounted at the top end of the driving rod 1122, one end of the adapter plate 1126 is rotatably connected to the pressing plate 1125, and the other end of the adapter plate 1126 is rotatably connected to the second mounting block 1124; one end of the sleeve 1121, which is far away from the first mounting block 1123, is mounted in the mounting hole, and the driving rod 1122 is movably inserted into the sleeve 1121 up and down; the driving rod 1122 moves up and down to drive the top adapter plate 1126 to rotate relative to the second mounting block 1124, so as to drive the pressing plate 1125 to press the electrode group formed by stacking on the stacking portion. It will be appreciated that the sheeting assembly 112 corresponds to an umbrella, and when the driving rod 1122 moves down the inner hole of the sleeve 1121, the driving rod 1122 via the adapter plate 1126 rotates the pressing plate 1125 toward the first direction until the pressing plate 1125 is in an expanded state, and the expanded pressing plate 1125 presses the electrode set against the carrier 11; when the driving rod 1122 moves upward along the inner hole of the sleeve 1121, the driving rod 1122 drives the pressing plate 1125 to rotate toward the second direction through the adapter plate 1126 until the pressing plate 1125 is in a folded state, at this time, an external manipulator or the like can clamp and remove the electrode group on the carrier body 111 that has been laminated, or place the pieces 200 to be laminated one by one on the carrier body 111. The pressing blade 22 may press the to-be-laminated sheet member 200 onto the on-carrier body 111 from front and rear ends, and the pressing plate 1125 may press the electrode assembly onto the on-carrier body 111 from left and right sides.

Further, the sheeting component 112 further includes a pre-tightening member (a spring, etc.), the pre-tightening member is sleeved on the driving rod 1122, and opposite ends of the pre-tightening member are respectively connected to the driving rod 1122 and the sleeve 1121, and the pre-tightening member is used for driving the sheeting component 112 to be in a stretched state. In this embodiment, the carrier 11 has a simple structure and high stability.

In one embodiment, as shown in fig. 4 and 5, the paddle assembly 112 includes two footplates 1125 and two adapters 1126, each of the footplates 1125 and the adapters 1126 are symmetrically disposed about the drive rod 1122, and the footplates 1125 act individually on the lamination on either side of the paddle assembly 112. It is understood that one end of each of the two adapter plates 1126 is hinged to two opposite sides of the second mounting block 1124, the other end of each of the two adapter plates 1126 is hinged to two pressing plates 1125, and the two pressing plates 1125 are hinged to two opposite ends of the first mounting block 1123. The pressing plate assembly 112 is disposed between two adjacent lamination portions, so that two pressing plates 1125 on the same pressing plate assembly 112 can press two electrode sets on two adjacent lamination portions onto the carrier body 111, thereby improving the compactness of the carrier 11.

In one embodiment, as shown in fig. 9, the battery lamination mechanism further comprises an opening plate assembly 3, wherein the opening plate assembly 3 comprises a pushing plate 31 and an opening plate driving member 32; the pressing plate driving member 32 is connected to the pushing plate 31, and is configured to drive the driving rod 1122 to slide along the inner hole of the sleeve 1121 through the pushing plate 31, so as to drive the pressing plate 1125 to be folded on the driving rod 1122. It will be appreciated that the opening plate drive 32 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, and a lead screw and nut mechanism, among others. Specifically, when the pushing plate driving member 32 drives the pushing plate 31 to move upward, the pushing plate 31 drives the driving rod 1122 to move upward, the driving rod 1122 moving upward will drive the pressing plate 1125 to fold on the driving rod 1122, at this time, the pressing plate 1125 will not block the to-be-laminated member 200 on the carrier body 111, and an external manipulator or the like can clamp and remove the electrode group laminated on the carrier body 111, or place the to-be-laminated members 200 on the carrier body 111 one by one. When the pressing plate driving member 32 drives the pushing plate 31 to move downwards, the pushing plate 31 drives the driving rod 1122 to move downwards, the driving rod 1122 moving downwards drives the pressing plate 1125 to expand, and at this time, the pressing plate 1125 can press the electrode group onto the carrier 11.

Further, the laminating station and the blanking station of the magnetic suspension stator transmission line 151 are both provided with the opening and pressing plate assembly 3, and the opening and pressing plate assembly 3 located at the laminating station is used for driving the pressing plate 1125 to be in a folded state, so that the subsequent laminating action is facilitated; the opening pressing plate assembly 3 at the blanking station is used to drive the pressing plate 1125 to be folded, so that an external robot can take away the pieces to be laminated 200 that have been laminated on the carrier body 111.

Specifically, the magnetic levitation stator transmission line 151 conveys the carrier 11 mounted with the magnetic levitation rotor 152 to a lamination station, the pressing plate assembly 3 located at the lamination station drives the pressing plate assembly 112 to be in a folded state, an external mechanical arm or the like places pieces to be laminated 200 on the lamination portion of the carrier 11 one by one, and each time one piece to be laminated 200 is placed, the corresponding pressing driving piece 21 drives the pressing knife 22 to press the lamination piece 200 on the carrier 11; when all lamination portions on the carrier 11 are completely laminated (in this case, an electrode group formed by multiple lamination members is on the lamination portions), the opening-pressing plate assembly 3 located at the lamination station drives the tabletting assembly 112 to be in an open state, and at this time, the pressing plate 1125 presses the electrode group onto the carrier 11; the electrode group pressed by the pressing plate 1125 is conveyed to a blanking station by the magnetic suspension rotor transmission line 151 along with the carrier 11, and after the pressing plate assembly 3 of the blanking station drives the pressing plate assembly 112 to be in a folded state, an external manipulator and the like can clamp and blank the electrode group on the carrier 11; the empty carrier 11 is transported to the rear lifting assembly 13 by the magnetic levitation mover transport line 151.

In one embodiment, as shown in fig. 1 and 6, the magnetic levitation conveyor line 1 for the battery stacking mechanism further includes a frame 17, the carrier 11, the front end lifting assembly 12, the magnetic levitation stator transmission line 151, the rear end lifting assembly 13, and the return assembly 14 are all mounted on the frame 17, and the magnetic levitation stator transmission line 151 is located above the return assembly 14. It can be understood that the frame 17 is arranged with an upper layer and a lower layer, the upper layer is arranged with the magnetic suspension stator transmission line 151, the pressing knife assembly 2 and the opening and pressing plate assembly 3, and the lower layer is arranged with the magnetic suspension transmission line 1 for the backflow assembly 14 and the battery lamination mechanism. In this embodiment, this battery lamination mechanism's compact structure, occupation space are little, the transport is convenient.

The foregoing is merely exemplary of the battery stacking mechanism of the present invention and is not intended to limit the scope of the invention, which is to be construed as broadly as the appended claims in any way, including any amendments, substitutions, and improvements made within the spirit and principles of the present invention.

Claims

1. A magnetic suspension conveying line for a battery lamination mechanism is characterized by comprising a carrier, a magnetic suspension assembly, a front end lifting assembly, a rear end lifting assembly and a backflow assembly; the magnetic suspension assembly comprises a magnetic suspension stator transmission line and a magnetic suspension rotor, and the magnetic suspension rotor is arranged on the carrier;

2. The magnetic suspension conveying line for the battery lamination mechanism according to claim 1, wherein the magnetic suspension stator conveying line comprises a lamination section adjacent to the front end lifting assembly and a blanking section adjacent to the rear end lifting assembly, and the magnetic suspension rotor can be driven by the magnetic suspension stator conveying line to move from the lamination section to the blanking section so as to drive the carrier to move from the lamination station to the blanking station;

3. The magnetic suspension conveying line for the battery stacking mechanism according to claim 2, wherein the front end lifting assembly comprises a front end magnetic suspension stator and a front end lifting driving member, and the front end lifting driving member is connected with the front end magnetic suspension stator and used for lifting the front end magnetic suspension stator; the front end magnetic suspension stator is used for receiving the carrier provided with the magnetic suspension rotor and sent back by the backflow assembly and driving the carrier provided with the magnetic suspension rotor to transmit to the magnetic suspension stator transmission line;

4. The magnetic suspension conveying line for the battery stacking mechanism according to claim 1, wherein the backflow assembly comprises a driving motor, a first roller, a second roller and a conveying belt sleeved on the first roller and the second roller, and an output end of the driving motor is connected with the first roller or the second roller.

5. The magnetic suspension conveying line for the battery lamination mechanism according to claim 1, further comprising a buffer magnetic suspension stator disposed between the reflow module and the front end lifting module, wherein the buffer magnetic suspension stator is used for conveying the carrier provided with the magnetic suspension rotor on the reflow module to the front end lifting module; the front end lifting assembly, the magnetic suspension stator transmission line, the rear end lifting assembly, the backflow assembly and the cache magnetic suspension stator form the circulating transmission line.

6. The magnetic suspension conveying line for the battery lamination mechanism according to claim 1, wherein the magnetic suspension conveying line for the battery lamination mechanism comprises a frame, the carrier, the front end lifting assembly, the magnetic suspension stator conveying line, the rear end lifting assembly and the return flow assembly are all mounted on the frame, and the magnetic suspension stator conveying line is located above the return flow assembly.

7. A battery lamination mechanism is characterized by comprising a pressing cutter assembly and the magnetic suspension conveying line for the battery lamination mechanism, wherein the magnetic suspension conveying line is used for the battery lamination mechanism, and a plurality of lamination parts are arranged on a carrier at intervals;

the pressing knife assembly comprises a plurality of pressing driving pieces and a plurality of pressing knives, each pressing driving piece is connected with the pressing knife, and the pressing driving pieces are used for driving the pressing knives to press the lamination piece to be laminated on the lamination piece portion.

8. The battery stacking mechanism of claim 7, wherein the compression knife assembly further comprises a drive module; the driving module comprises a connecting piece, an X-direction driving assembly and a Z-direction driving assembly;

the X-direction driving assembly is connected with the Z-direction driving assembly and is used for driving the Z-direction driving assembly to move along the X direction; the Z-direction driving assembly is connected with the connecting piece, all the compression driving pieces are installed on the connecting piece, and the Z-direction driving assembly is used for driving the compression driving pieces to move along the Z direction through the connecting piece.

9. The battery stacking mechanism according to claim 8, wherein the magnetic levitation conveyor line for the battery stacking mechanism further comprises a frame, the battery stacking mechanism further comprises a support frame, and the X-direction driving assembly comprises an X-direction driving member, an X-direction guide rail and an X-direction sliding block; the X-direction driving piece and the X-direction guide rail are both arranged on the rack, and the X-direction sliding block is arranged on the supporting frame; the X-direction driving piece is connected with the supporting frame and used for driving the supporting frame to slide along the X-direction guide rail through the X-direction sliding block;

the Z-direction driving assembly comprises a Z-direction driving piece, a Z-direction guide rail and a Z-direction sliding block; the Z-direction driving piece and the Z-direction guide rail are both arranged on the supporting frame, and the Z-direction sliding block is arranged on the connecting piece; and the Z-direction driving piece is connected with the connecting piece and is used for driving the connecting piece to slide along the Z-direction guide rail through the Z-direction sliding block.

10. The battery stacking mechanism of claim 7, wherein the carrier comprises a carrier body provided with a stacking piece and a plurality of sheeting assemblies mounted on the carrier body, the magnetically levitated mover being mounted on the carrier body; the pressing sheet assembly is arranged between two adjacent lamination portions and used for pressing the electrode group formed after lamination on the lamination portions.

11. The battery stacking mechanism of claim 10, wherein the carrier body has a mounting hole, the wafer assembly includes a sleeve, a driving rod, a first mounting block, a second mounting block, a pressing plate, and an adapter plate, the first mounting block is mounted on the sleeve, the pressing plate is rotatably mounted on the first mounting block, the second mounting block is mounted at the top end of the driving rod, one end of the adapter plate is rotatably connected to the pressing plate, and the other end of the adapter plate is rotatably connected to the second mounting block; one end of the sleeve, which is far away from the first mounting block, is mounted in the mounting hole, and the driving rod can be inserted in the sleeve in a vertically movable manner; the driving rod moves up and down to drive the adapter plate at the top of the driving rod to rotate relative to the second mounting block, so that the pressing plate is driven to compress an electrode group formed after lamination on the lamination part.

12. The battery lamination mechanism according to claim 11, wherein the compression assembly comprises two compression plates and two adapter plates, both compression plates and both adapter plates being symmetrically disposed about the drive rod, both compression plates acting individually on the lamination portions on both sides of the compression assembly.