CN213905429U - Lithium battery module piles up device in advance - Google Patents
Lithium battery module piles up device in advance Download PDFInfo
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- CN213905429U CN213905429U CN202023334773.3U CN202023334773U CN213905429U CN 213905429 U CN213905429 U CN 213905429U CN 202023334773 U CN202023334773 U CN 202023334773U CN 213905429 U CN213905429 U CN 213905429U
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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 utility model discloses a lithium battery module piles up device in advance, including the bottom plate, the middle part of bottom plate is equipped with length closing device, and length closing device's top is equipped with top closing device, and length closing device's both sides are equipped with side stop device and removal cutting device respectively. The utility model provides a lithium battery module prestack device, through the cooperation of length closing device, top closing device, side stop device and removal cutting device, can carry out spacing to the battery, guarantee battery bottom and side roughness when piling up; the roller is elastically connected to the bottom of the lifting plate through the spring, so that errors in the height direction and the width direction of the battery cell can be balanced, the flatness of the bottom of the battery cell is ensured, and meanwhile, the pole friction damage during the movement of the battery cell is avoided; the lifting device and the air cylinder can reduce the labor intensity of workers, and the operation is quick, time-saving and labor-saving; in addition, this device can quick assembly disassembly, and repeatedly usable has further reduced use cost, is favorable to using widely in a large number.
Description
Technical Field
The utility model relates to a lithium cell module production technical field, concretely relates to lithium cell module piles up device in advance.
Background
Lithium batteries are batteries using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a negative electrode material. The lithium battery module is a combination body which is formed by combining lithium batteries in a series-parallel mode and can directly supply power after a circuit board and a shell are protected.
Lithium cell module is in process of production, need join in marriage the group back to single battery, glue the intermediate layer of constituteing through PC board and 3M and connect into the module with single battery, this equipment module in-process, all be artifical single arrange a plurality of batteries and paste, the alignment degree randomness is very big, bottom and curb plate roughness often appear very poor, the size precision of module equipment can not reach the requirement when designing, influence subsequent laser welding, consequently the utility model discloses a module alignment degree problem when solving above-mentioned electric core equipment module, electric core equipment module auxiliary device has been designed newly, when can guaranteeing the module alignment degree, quick completion module equipment process, this device operation is very convenient, single operation can, with low costs, be fit for promoting on a large scale.
Disclosure of Invention
The utility model aims at providing a lithium cell module piles up device in advance to solve the problem among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a lithium battery module piles up device in advance, includes the bottom plate, the middle part of bottom plate is equipped with length closing device, length closing device's top is equipped with top closing device, length closing device's both sides are equipped with side stop device and removal cutting device respectively, wherein:
the length pressing device comprises a fixed plate and a movable pressing plate which are oppositely arranged, one side of the movable pressing plate, which is far away from the fixed plate, is connected with a driving device, and the movable pressing plate can move towards or away from the fixed plate under the driving of the driving device;
the top pressing device comprises a lifting plate horizontally arranged above the length pressing device, and the top of the lifting plate is connected with a lifting device used for driving the lifting plate to perform lifting motion;
the side limiting device comprises a rolling shaft hinged to the top of the bottom plate, the central axis of the rolling shaft is parallel to the moving direction of the movable pressing plate, and the rolling shaft can rotate in the direction far away from or close to the length pressing device;
the mobile dividing device comprises a separation component and a limiting plate, wherein the separation component is connected to the top surface of the bottom plate in a sliding mode, the limiting plate is fixedly connected to the top surface of the bottom plate, the separation component can penetrate through the limiting plate, and the sliding direction of the separation component is perpendicular to the moving direction of the mobile pressing plate.
In a further scheme, the driving device is an air cylinder, the air cylinder is fixed on the top surface of the bottom plate through an air cylinder base plate, and the movable pressing plate is fixedly connected with the free end of an output shaft of the air cylinder; and the bottom plate is also provided with a manual reversing valve, the manual reversing valve is in signal connection with the cylinder, and the cylinder is controlled to be started or closed through the manual reversing valve, so that the operation is simple. And a reinforcing rib is fixed on one side of the fixed plate, which is far away from the movable pressing plate. The reinforcing ribs play a role in reinforcing the fixed plate.
In a further scheme, the lifting devices are two groups of lifting cylinders, and the two groups of lifting cylinders are fixed above the length pressing device through a pair of supporting plates symmetrically fixed on the top surface of the bottom plate;
the backup pad is including the type of falling U backup pad and fix the L type backup pad at the type of falling U backup pad top, and the top rigid coupling of L type backup pad has the connecting plate, the lift cylinder is fixed at the top surface of connecting plate, and the output shaft of lift cylinder wears to establish the connecting plate, the output shaft free end and the lifter plate rigid coupling of lift cylinder. Furthermore, the bottom of the lifting plate is elastically connected with a plurality of roller fixing plates through springs, the roller fixing plates are rotatably connected with rollers, and the central axes of the rollers are perpendicular to the moving direction of the moving pressing plate. The cylinder can fluctuate from top to bottom along with the cylinder fixed plate to and self is rotatory, can balance electric core height tolerance, guarantees electric core bottom roughness, utmost point post friction damage when avoiding electric core to remove simultaneously.
In a further scheme, the side limiting device further comprises a pair of supporting blocks symmetrically fixed on the top surface of the bottom plate, a rotating shaft is rotatably connected to the supporting blocks, a pair of rotating rods is fixedly connected to the rotating shaft, and the rolling shaft is fixed between the rotating rods; the inner side of the supporting block is provided with a step end face, and the rotating rod rotates for 90 degrees and then contacts with the step end face. Form a self-locking structure
In a further aspect, the mobile cutting device further comprises a pair of guide rails symmetrically fixed on the top surface of the bottom plate, a sliding block is connected to the guide rails in a sliding manner, and the separation assembly is fixedly connected with the sliding block. The sliding block slides on the guide rail, so that the separating strips are driven to slide, and the separating strips move on the bottom plate. Furthermore, a support frame is fixed to the top of the sliding block, and a handle is installed on the support frame. Through the combination of handle and support frame, conveniently exert external force to the slider, be convenient for control slider's slip.
In a further scheme, the separation assembly comprises a connecting rod and a plurality of separation strips fixedly connected with the connecting rod, the separation strips are distributed in parallel along a horizontal plane, and the distance between two connected separation strips is larger than the thickness of the battery; the lower part of the limiting plate is provided with a plurality of through grooves matched with the separating strips in size, and the separating strips penetrate through the limiting plate through the through grooves. Further, the end of the separation strip has a chamfer. To facilitate battery insertion.
Further, the top surface of the bottom plate is fixed with a bakelite bottom plate.
The air cylinder, the manual reversing valve, the lifting air cylinder and the like are all commercially available products, and the specific working principle of the air cylinder, the manual reversing valve, the lifting air cylinder and the like is not described in detail herein. The on-off of the cylinder can be controlled manually or automatically by a controller, and the two modes are conventional control modes in the field, are not the utility model points of the device and are not described in a tired way.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a lithium battery module prestack device, through the cooperation of length closing device, top closing device, side stop device and removal cutting device, can carry out spacing to the battery, guarantee battery bottom and side roughness when piling up; the roller is elastically connected to the bottom of the lifting plate through the spring, so that errors in the height direction and the width direction of the battery cell can be balanced, the flatness of the bottom of the battery cell is ensured, and meanwhile, the pole friction damage during the movement of the battery cell is avoided; the lifting device and the air cylinder can reduce the labor intensity of workers, and the operation is quick, time-saving and labor-saving; in addition, this device can quick assembly disassembly, and repeatedly usable has further reduced use cost, is favorable to using widely in a large number.
Drawings
Fig. 1 is a schematic view of an overall structure of a lithium battery module pre-stacking device provided by the present invention;
FIG. 2 is a schematic view of the top hold-down device;
FIG. 3 is a schematic structural diagram of a mobile partitioning apparatus;
FIG. 4 is a schematic structural view of a side limiting device;
FIG. 5 is a schematic structural view of a partition assembly;
in the figure: 1-bottom plate, 2-bakelite bottom plate, 3-cylinder backing plate, 4-cylinder, 5-movable pressing plate, 6-fixed plate, 7-reinforcing rib, 8-inverted U-shaped supporting plate, 9-L-shaped supporting plate, 10-lifting cylinder, 11-lifting plate, 12-connecting plate, 13-cylinder fixed plate, 14-spring, 15-cylinder, 16-sliding block, 17-supporting frame, 18-handle, 19-separating component, 191-connecting rod, 192-separating strip, 20-limiting plate, 21-supporting block, 22-rotating rod, 23-roller, 24-manual reversing valve, 25-battery, 26-guide rail, 27-rotating shaft and 28-step end face.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "fixedly connected," "fixed," "fixedly connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. By "slidably connected" is meant that the two components are connected together and capable of relative movement. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification 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 therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 5, a lithium battery module pre-stacking apparatus includes a base plate 1, preferably, a bakelite base plate 2 fixed to a top surface of the base plate 1; the middle part of bottom plate 1 is equipped with length closing device, and length closing device's top is equipped with top closing device, and length closing device's both sides are equipped with side stop device respectively and remove cutting device, wherein:
the length pressing device comprises a fixed plate 6 and a movable pressing plate 5 which are oppositely arranged, one side of the movable pressing plate 5, which is far away from the fixed plate 6, is connected with a driving device, and the movable pressing plate 5 can move towards the direction close to or far away from the fixed plate 6 under the driving of the driving device; in a preferred embodiment, the driving device is a cylinder 4, the cylinder 4 is fixed on the top surface of the bottom plate 1 through a cylinder backing plate 3, and a movable pressing plate 5 is fixedly connected with the free end of an output shaft of the cylinder 4; the bottom plate 1 is also provided with a manual reversing valve 24, the manual reversing valve 24 is in signal connection with the air cylinder 4, the starting or the closing of the air cylinder is controlled through the manual reversing valve 24, and the operation is simple. And a reinforcing rib 7 is fixed on one side of the fixed plate 6 far away from the movable pressing plate 5. The reinforcing ribs 7 play a role in reinforcing the fixing plate 6.
The top pressing device comprises a lifting plate 11 horizontally arranged above the length pressing device, and the top of the lifting plate 11 is connected with a lifting device used for driving the lifting plate to perform lifting motion; in a preferred embodiment, the lifting device is a lifting cylinder 10, the number of the lifting cylinders 10 is two, and the two sets of lifting cylinders 10 are fixed above the length pressing device through a pair of support plates symmetrically fixed on the top surface of the bottom plate. The backup pad is including the type of falling U backup pad 8 and fix the L type backup pad 9 at the type of falling U backup pad 8 top, and the top rigid coupling of L type backup pad 9 has connecting plate 12, and lift cylinder 10 is fixed at the top surface of connecting plate 12, and the output shaft of lift cylinder wears to establish connecting plate 12, the output shaft free end and the 11 rigid couplings of lifter plate of lift cylinder. Further, the bottom of the lifting plate 11 is elastically connected with a plurality of roller fixing plates 13 through springs 14, the roller fixing plates 13 are rotatably connected with rollers 15, and the central axis of each roller 15 is perpendicular to the moving direction of the movable pressing plate 5. The roller 15 can fluctuate up and down along with the roller fixing plate 13 and rotate by itself, so that the height tolerance of the battery can be balanced, the flatness of the bottom of the battery is ensured, and meanwhile, the pole is prevented from being abraded and damaged when the battery moves.
The side limit device comprises a roller 23 hinged to the top of the bottom plate 1, the central axis of the roller 23 is parallel to the moving direction of the movable pressing plate 5, and the roller 23 can rotate in the direction far away from or close to the length pressing device; preferably, the side limiting device further comprises a pair of supporting blocks 21 symmetrically fixed on the top surface of the bottom plate 1, the supporting blocks 21 are rotatably connected with a rotating shaft 27, the rotating shaft 27 is fixedly connected with a pair of rotating rods 22, and the rollers 23 are fixed between the rotating rods 22; the inner side of the supporting block 21 is provided with a step end surface 28, and the rotating rod 22 rotates 90 degrees and then contacts with the step end surface 28 to form a self-locking structure.
The mobile dividing device comprises a separating component 19 connected to the top surface of the bottom plate 1 in a sliding mode and a limiting plate 20 fixedly connected to the top surface of the bottom plate 1, the separating component 19 can penetrate through the limiting plate 20, and the sliding direction of the separating component 19 is perpendicular to the moving direction of the mobile pressing plate. Furthermore, the mobile dividing device further comprises a pair of guide rails 26 symmetrically fixed on the top surface of the bottom plate 1, the slide block 16 is slidably connected on the guide rails 26, and the dividing component 19 is fixedly connected with the slide block 16. The movement of the division bar 192 on the bottom plate 1 is realized by the sliding of the sliding block 16 on the guide rail, thereby driving the division bar 192 to slide. Furthermore, a supporting frame 17 is fixed on the top of the sliding block 16, and a handle 18 is installed on the supporting frame 17. Through the combination of the handle 18 and the support frame 17, external force is conveniently applied to the sliding block 16, and the sliding of the sliding block 16 is conveniently controlled.
In a preferred embodiment, the separating assembly 19 includes a connecting rod 191 and a plurality of separating strips 192 fixedly connected to the connecting rod 191, the plurality of separating strips 192 are distributed in parallel along a horizontal plane, and the distance between two connected separating strips 192 is greater than the thickness of the battery 25, so as to ensure that the battery can be smoothly placed in the gap between the separating strips; the lower part of the limiting plate 20 is provided with a plurality of through grooves matched with the size of the separating strips, and the separating strips 192 penetrate through the limiting plate 20 through the through grooves. Further, the ends of the separator bars 192 are chamfered to facilitate insertion of the battery 25.
The utility model discloses a use method does: before stacking, the air cylinder 4 is closed, an output shaft of the air cylinder retracts to drive the movable pressing plate 5 to move towards the direction far away from the fixed plate 6; closing the lifting cylinder 10 to enable the lifting plate 11 to move upwards; then the handle 18 is pulled to drive the partition component 19 to slide, so that the partition strip 192 at the bottom of the partition component 19 passes through the limit plate 20; the roller 23 of the side stopper is rotated counterclockwise to move the roller 23 away from the stopper plate 20. At this moment, the operation space is released, the battery 25 with the PC attached to both sides can be placed in the gap between two adjacent separating strips 192, after the battery 25 is completely placed, the handle 18 is pushed by hand, the separating strips 192 are withdrawn from the limiting plate 20, the roller 23 is rotated clockwise, the roller 23 is contacted with the side edge of the battery 25, the roller 23 is continuously rotated to 90 degrees to form extrusion self-locking of the side edge of the battery 25 and the roller 23, then the lifting cylinder 10 is started, the lifting plate 11 is moved downwards, downward pressure is applied to the battery 25 through the roller 15, the bottom of the battery 25 is tightly contacted with the plane of the bakelite bottom plate 1, finally, the cylinder 4 is started, the output shaft of the cylinder 4 extends forwards, the movable pressing plate 5 and the battery 25 are driven to move to one side of the fixed plate 6, and finally, the batteries are mutually extruded to form a pre-stacked module. After stacking is completed, the air cylinder 4 is closed, the movable pressing plate 5 is driven by an output shaft of the air cylinder 4 to move towards the direction far away from the fixed plate 6, and then the roller 23 is rotated reversely, so that the roller 23 moves towards the direction far away from the limiting plate 20; and finally, closing the lifting cylinder 10 to enable the lifting plate 11 to move upwards, wherein a sufficient distance exists between the roller 15 and the top of the battery 25, so that a hand can be easily inserted to pull out the module and push out the module from the side. The stacking work of the battery can be repeatedly finished by repeating the operation, and the device is simple in structure and convenient to operate.
Claims (10)
1. The utility model provides a lithium battery module piles up device in advance which characterized in that: including the bottom plate, the middle part of bottom plate is equipped with length closing device, length closing device's top is equipped with top closing device, length closing device's both sides are equipped with side stop device respectively and remove the cutting device, wherein: the length pressing device comprises a fixed plate and a movable pressing plate which are oppositely arranged, one side of the movable pressing plate, which is far away from the fixed plate, is connected with a driving device, and the movable pressing plate can move towards or away from the fixed plate under the driving of the driving device; the top pressing device comprises a lifting plate horizontally arranged above the length pressing device, and the top of the lifting plate is connected with a lifting device used for driving the lifting plate to perform lifting motion; the side limiting device comprises a rolling shaft hinged to the top of the bottom plate, and the rolling shaft can rotate in the direction far away from or close to the length pressing device; the mobile dividing device comprises a separation component and a limiting plate, wherein the separation component is connected to the top surface of the bottom plate in a sliding mode, the limiting plate is fixedly connected to the top surface of the bottom plate, the separation component can penetrate through the limiting plate, and the sliding direction of the separation component is perpendicular to the moving direction of the mobile pressing plate.
2. The lithium battery module pre-stacking apparatus as claimed in claim 1, wherein: the driving device is an air cylinder, the air cylinder is fixed on the top surface of the bottom plate through an air cylinder base plate, and the movable pressing plate is fixedly connected with the free end of an output shaft of the air cylinder; the bottom plate is also provided with a manual reversing valve, and the manual reversing valve is in signal connection with the cylinder; and a reinforcing rib is fixed on one side of the fixed plate, which is far away from the movable pressing plate.
3. The lithium battery module pre-stacking apparatus as claimed in claim 1, wherein: the lifting devices are two groups of lifting cylinders, and the two groups of lifting cylinders are fixed above the length pressing device through a pair of supporting plates symmetrically fixed on the top surface of the bottom plate;
the backup pad is including the type of falling U backup pad and fix the L type backup pad at the type of falling U backup pad top, and the top rigid coupling of L type backup pad has the connecting plate, the lift cylinder is fixed at the top surface of connecting plate, and the output shaft of lift cylinder wears to establish the connecting plate, the output shaft free end and the lifter plate rigid coupling of lift cylinder.
4. The lithium battery module pre-stacking apparatus as claimed in claim 3, wherein: the bottom of the lifting plate is elastically connected with a plurality of roller fixing plates through springs, the roller fixing plates are rotatably connected with rollers, and the central axes of the rollers are perpendicular to the moving direction of the moving pressing plate.
5. The lithium battery module pre-stacking apparatus as claimed in claim 1, wherein: the side limiting device also comprises a pair of supporting blocks symmetrically fixed on the top surface of the bottom plate, the supporting blocks are rotatably connected with a rotating shaft, the rotating shaft is fixedly connected with a pair of rotating rods, and the rolling shaft is fixed between the rotating rods; the inner side of the supporting block is provided with a step end face, and the rotating rod rotates for 90 degrees and then contacts with the step end face.
6. The lithium battery module pre-stacking apparatus as claimed in claim 1, wherein: the mobile cutting device further comprises a pair of guide rails symmetrically fixed on the top surface of the bottom plate, a sliding block is connected onto the guide rails in a sliding mode, and the separation assembly is fixedly connected with the sliding block.
7. The lithium battery module pre-stacking apparatus as claimed in claim 6, wherein: a supporting frame is fixed to the top of the sliding block, and a handle is installed on the supporting frame.
8. The lithium battery module pre-stacking apparatus as claimed in claim 1, 6 or 7, wherein: the separation assembly comprises a connecting rod and a plurality of separation strips fixedly connected with the connecting rod, the separation strips are distributed in parallel along the horizontal plane, and the distance between two connected separation strips is greater than the thickness of the battery; the lower part of the limiting plate is provided with a plurality of through grooves matched with the separating strips in size, and the separating strips penetrate through the limiting plate through the through grooves.
9. The lithium battery module pre-stacking apparatus as claimed in claim 8, wherein: the ends of the dividing strips have chamfers.
10. The lithium battery module pre-stacking apparatus as recited in any one of claims 1 to 7, wherein: the top surface of the bottom plate is fixed with a bakelite bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334773.3U CN213905429U (en) | 2020-12-31 | 2020-12-31 | Lithium battery module piles up device in advance |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023334773.3U CN213905429U (en) | 2020-12-31 | 2020-12-31 | Lithium battery module piles up device in advance |
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| CN213905429U true CN213905429U (en) | 2021-08-06 |
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| CN202023334773.3U Active CN213905429U (en) | 2020-12-31 | 2020-12-31 | Lithium battery module piles up device in advance |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114122483A (en) * | 2021-10-18 | 2022-03-01 | 三一技术装备有限公司 | Electricity core module production line |
| CN114852701A (en) * | 2022-07-06 | 2022-08-05 | 中创新航科技股份有限公司 | Battery stacking apparatus |
| CN115207437A (en) * | 2022-09-07 | 2022-10-18 | 宁波合力制动系统有限公司 | New energy automobile electricity core piles up device with function is reserved in clearance |
| WO2024007193A1 (en) * | 2022-07-06 | 2024-01-11 | 宁德时代新能源科技股份有限公司 | Battery cell stacking apparatus and battery assembling apparatus |
-
2020
- 2020-12-31 CN CN202023334773.3U patent/CN213905429U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114122483A (en) * | 2021-10-18 | 2022-03-01 | 三一技术装备有限公司 | Electricity core module production line |
| CN114122483B (en) * | 2021-10-18 | 2023-09-22 | 三一技术装备有限公司 | Cell module production line |
| CN114852701A (en) * | 2022-07-06 | 2022-08-05 | 中创新航科技股份有限公司 | Battery stacking apparatus |
| CN114852701B (en) * | 2022-07-06 | 2022-11-01 | 中创新航科技股份有限公司 | Battery stacking apparatus |
| WO2024007193A1 (en) * | 2022-07-06 | 2024-01-11 | 宁德时代新能源科技股份有限公司 | Battery cell stacking apparatus and battery assembling apparatus |
| CN115207437A (en) * | 2022-09-07 | 2022-10-18 | 宁波合力制动系统有限公司 | New energy automobile electricity core piles up device with function is reserved in clearance |
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