CN214226984U - Solid-state lithium cell assembly line of metal-back - Google Patents
Solid-state lithium cell assembly line of metal-back Download PDFInfo
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- CN214226984U CN214226984U CN202022998097.3U CN202022998097U CN214226984U CN 214226984 U CN214226984 U CN 214226984U CN 202022998097 U CN202022998097 U CN 202022998097U CN 214226984 U CN214226984 U CN 214226984U
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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 solid-state lithium cell assembly line of metal-back, include: a compound machine, a die cutting lamination machine, a hot press, an X-ray detection machine, a tab welding machine, an external tab welding machine, a shell entering machine, an end cover pre-welding machine, an end cover welding machine and a helium detection machine which are arranged in sequence according to the assembly process; the die cutting and laminating machine is characterized by further comprising a first roller way conveying line, a hot press and an X-ray detector are conveyed to a workpiece finished by the die cutting and laminating machine, and an NG line, a cache line and a first belt conveying line are sequentially arranged in the area between the X-ray detector and the tab welding machine to convey a bare cell conveyed by the transferring manipulator to the tab welding machine. The utility model provides the high automation level of whole solid state lithium cell assembly.
Description
Technical Field
The utility model relates to a lithium cell production technical field especially relates to a metal-back solid state lithium cell assembly line.
Background
With the rapid development of new energy power and energy storage battery markets, the traditional liquid electrolyte lithium battery has developed to a certain bottleneck, the energy density ceiling of the liquid lithium battery is low, and the safety cannot be fundamentally solved, so the technical research and development and the production market development gradually turn to the field of solid lithium batteries, and new process products need to be supported by matching with new production equipment. The current solid electrolyte lithium battery belongs to the new field, the technology update iteration is faster, and the supply quantity in the market is in the break-out incubation period. In the market, solid electrolyte lithium battery production enterprises have the production level which is mostly experimental lines or pilot lines, the production equipment is obviously single-organized and offline, the production efficiency is low, the qualification rate is low, and the production cost is high integrally.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical defect who exists among the prior art, and provide a metal-back solid state lithium battery assembly line to solve all solid state polymer electrolyte lithium battery and little, the low problem of yield of single line productivity in battery assembly production process, improve the automation level in the whole battery assembling process, realize reducing unit product manufacturing cost's target, realized metal-back solid state polymer electrolyte lithium battery's high automatic equipment production.
For realizing the utility model discloses a technical scheme that the purpose adopted is:
a metal-clad solid-state lithium battery assembly line, comprising: a compound machine, a die cutting lamination machine, a hot press, an X-ray detection machine, a tab welding machine, an external tab welding machine, a shell entering machine, an end cover pre-welding machine, an end cover welding machine and a helium detection machine which are arranged in sequence according to the assembly process; the die-cutting lamination machine is characterized by further comprising a first roller way conveying line, wherein the first roller way conveying line is used for conveying workpieces finished by the die-cutting lamination machine to a hot press and an X-ray detector, and an NG line and a cache line are sequentially arranged in the area between the X-ray detector and the tab welding machine so as to convey a bare cell conveyed by the transfer manipulator to a first belt conveying line of the tab welding machine; the lug welding machine is connected with the external connecting piece welding machine through a second belt conveying line, and the external connecting piece welding machine is connected with the shell feeding machine through a third belt conveying line; and the shell entering machine and the end cover pre-welding machine, the end cover pre-welding machine and the end cover welding machine, and the end cover welding machine and the helium detector are respectively connected by adopting pull belts.
Wherein, the tail end of machine is examined to the helium has arranged terminal stretching strap, one side of terminal stretching strap be equipped with the switching robot, one side of switching robot is provided with second roller way transfer chain, there is battery tray on the second roller way transfer chain.
Wherein a reject product outlet of the helium inspection machine is connected to a second NG line.
And the feeding sides of the outer splicing welding machine, the shell entering machine and the end cover pre-welding machine are correspondingly provided with corresponding feeding devices.
The front side and the rear side of the compound machine are respectively provided with a winding device and a winding device.
The compound machine is arranged in an up-and-down symmetrical mode, and the die cutting lamination machine is arranged in an up-and-down symmetrical mode.
The utility model provides a solid polymer electrolyte lithium battery lack the problem of big productivity high speed assembly line in production, improved the automatic level of whole solid state lithium cell assembly.
Drawings
Fig. 1 is a schematic plan view of a metal-clad solid-state lithium battery assembly line according to the present invention;
in the figure: the automatic feeding device comprises a first AGV feeding vehicle 1, a first magnetic tape path 2, a winding device 3, a compound machine 4, a winding device 5, a second AGV feeding vehicle 6, a second magnetic tape path 7, a die-cutting lamination machine 8, a first roller way conveying line 9, a hot press 10, an X-ray detection machine 11, a first NG line 12, a cache line 13, a transfer manipulator 14, a first belt conveying line 15, a tab welding machine 16, a second belt conveying line 17, a first feeding device 18, an external tab welding machine 19, a third belt conveying line 20, a second feeding device 21, a shell feeding machine 22, a first pull belt 23, an end cover pre-welding machine 24, a third feeding device 25, a second pull belt 26, an end cover welding machine 27, a third pull belt 28, a helium detection machine 29, a second NG line 30, a fourth pull belt 31, a transfer robot 32, a battery tray 33 and a second roller way 34.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the utility model discloses a solid-state lithium cell assembly line of metal-clad, include:
a compound machine, a die cutting lamination machine, a hot press, an X-ray detection machine, a tab welding machine, an external tab welding machine, a shell entering machine, an end cover pre-welding machine, an end cover welding machine and a helium detection machine which are arranged in sequence according to the assembly process; the die-cutting lamination machine is characterized by further comprising a first roller way conveying line, wherein the first roller way conveying line is used for conveying workpieces finished by the die-cutting lamination machine to a hot press and an X-ray detector, and an NG line and a cache line are sequentially arranged in the area between the X-ray detector and the tab welding machine so as to convey a bare cell conveyed by the transfer manipulator to a first belt conveying line of the tab welding machine; the lug welding machine is connected with the external connecting piece welding machine through a second belt conveying line, and the external connecting piece welding machine is connected with the shell feeding machine through a third belt conveying line; and the shell entering machine and the end cover pre-welding machine, the end cover pre-welding machine and the end cover welding machine, and the end cover welding machine and the helium detector are respectively connected by adopting pull belts.
Wherein, the tail end of machine is examined to the helium has arranged terminal stretching strap, one side of terminal stretching strap be equipped with the switching robot, one side of switching robot is provided with second roller way transfer chain, there is battery tray on the second roller way transfer chain.
Wherein a reject product outlet of the helium inspection machine is connected to a second NG line.
And the feeding sides of the outer splicing welding machine, the shell entering machine and the end cover pre-welding machine are correspondingly provided with corresponding feeding devices.
The front side and the rear side of the compound machine are respectively provided with a winding device and a winding device.
The compound machine is arranged in an up-and-down symmetrical mode, and the die cutting lamination machine is arranged in an up-and-down symmetrical mode.
It should be noted that, in the present invention, the used devices and machines are prior art devices, and the structures thereof are not described in detail, and those skilled in the art can know the functions and actions thereof according to the name of the present invention.
The utility model discloses a metal-back solid state lithium cell assembly line, specific work flow is as follows:
the first AGV material loading vehicle 1 transports the anode coil, the cathode coil and the polymer electrolyte film coil which are supplied from the material loading part to the material loading device 3 along the first magnetic tape path 2 to complete automatic material loading, the compound machine 4 carries out a series of compound actions such as stacking, pulling and rolling, hot rolling and the like on the three kinds of coiled materials in a certain superposition arrangement mode, and the coiled materials after compound are coiled into the compound battery core coiled materials at the coiling device 5.
(two) second AGV skip 6 takes off compound electric core coiled material from coiling mechanism 5, 7 automatic transportation along second tape route are to cross cutting lamination machine 8 and accomplish the material loading, cross cutting lamination machine 8 is opened a book compound electric core coiled material, slice according to setting for technological parameter, obtain the naked electric core of certain shape after the lamination operation, and place naked electric core on the special little layer board, transport hot press 10 with naked electric core and layer board thereof through first roll table transfer chain 9, first roll table transfer chain 9 is double-deck transfer chain, the upper strata is for carrying material and layer board, the lower floor is for loopback empty layer board.
The hot press 10 heats the naked electric core of supplied materials, flat pressing is carried out to the set strength, the supporting plate is put back after the adhesive tape is fixed, then the X-ray detector 11 is conveyed to the first roller way conveying line 9 to carry out naked electric core pole piece and pole lug alignment detection, each naked electric core is compared according to the set parameters and marks the qualification, the first roller way conveying line 9 is sent back again, the naked electric core and the supporting plate thereof are determined to be conveyed to the cache line 13 or the first NG line 12 according to the marking information, and the first NG line 12 is the coil inserting device of the unqualified product.
The transfer manipulator 14 snatchs the naked electric core sucking disc on with cache line 13 and puts on first belt transfer chain 15, and the layer board of dress naked electric core then descends to the lower floor through 13 end lifts of cache line, and the first roll table transfer chain 9 lower floor of butt joint gets back to cross cutting lamination machine 8 and locates reserve. First belt conveyor line 15 sends naked electric core into utmost point ear welding machine 16 in, utmost point ear welding machine 16 carries out ultrasonic bonding respectively with the positive utmost point aluminium utmost point ear of multilayer of naked electric core, multilayer negative pole copper utmost point ear plastic is tailor, naked electric core sends into in outer splicing welding machine 19 through second belt conveyor line 17 again after utmost point ear welding is accomplished, outer splicing welding machine 19 is with the positive utmost point aluminium utmost point ear of naked electric core, negative pole copper utmost point ear respectively with the aluminium connection piece that comes from the end cover of first loading attachment 18, copper connection piece scribbles insulating glue after carrying out the laser welding, send down the process through third belt conveyor line 20.
And (V) the entering-shell machine 22 sequentially wraps the Mylar film and sleeves the fixed support on the naked electric core which is fed from the previous procedure, then the naked electric core is loaded into the aluminum shell, the shell is coded, the raw materials of the Mylar film, the fixed support and the aluminum shell are transported into the entering-shell machine 22 by the second feeding device 21 for use, the unsealed battery is fed into the end cover pre-welding machine 24 through the first drawstring 23 after entering the shell for pre-welding the end cover and the shell, and then the unsealed battery is fed into the end cover welding machine 27 through the second drawstring 26 for full-welding by laser, so that the sealed connection of the battery is completed. The assembled battery enters a helium detector 29 through a third pull belt 28 to carry out the last sealing test, the battery qualified in the sealing test enters a fourth pull belt 31, and the battery is grabbed by a transfer robot 32 and placed in a battery tray 33 to complete the tray loading process, and then the battery is conveyed to a lower working part through a second roller conveying line 34. And discharging the battery with unqualified sealing test into the second NG line 30, and manually taking out the NG products for offline rework or scrap.
To this end, the entire solid-state battery assembly is completed.
The utility model discloses a solid-state lithium cell assembly line of metal-back realizes solid-state polymer electrolyte lithium cell's high-speed automatic assembly production, and the assembly line productivity is big, the rate of opening and yield are high, and equipment is advanced to help forming the intelligent manufacturing upgrade in workshop.
The utility model discloses a solid polymer electrolyte lithium battery's large capacity continuous production, automatic conveying equipment and production facility have improved production efficiency and finished product qualification rate, provide the hardware basis for informationization, intelligent manufacturing.
In the assembly line of the utility model, the positive plate-electrolyte membrane-negative plate compound machines are arranged symmetrically up and down, which is convenient for loading and unloading the AGV car; the die cutting and laminating machine is arranged up and down symmetrically like a compound machine, and the quantity of equipment can be adjusted according to the matching of the single capacity of 2ppm and the capacity of 12ppm of a double compound machine; after lamination, the naked cell realizes inter-process logistics transportation by various conveyor lines, and hot pressing, X-Ray detection, tab welding, end cover connecting sheet welding, coating and casing entering, end cover pre-welding and full-length welding and sealing detection are all single-machine yield of 12 ppm; the qualified battery is about 12000 per day in the whole assembly line.
The utility model discloses an assembly line, the overall arrangement of current solid state lithium cell production experiment line of contrast integrates and the commodity circulation is automatic through improve equipment, and the productivity improves greatly under the same workshop area size condition, has reduced personnel's configuration and has sought man-made misoperation, and it is high and the yield is high to produce the line start rate, has effectively reduced comprehensive manufacturing cost.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The metal shell solid lithium battery assembly line is characterized by comprising a compound machine, a die-cutting lamination machine, a hot press, an X-ray detection machine, a tab welding machine, an external tab welding machine, a shell entering machine, an end cover pre-welding machine, an end cover welding machine and a helium detection machine which are arranged in sequence according to assembly working procedures; the die-cutting lamination machine is characterized by further comprising a first roller way conveying line, wherein the first roller way conveying line is used for conveying workpieces finished by the die-cutting lamination machine to a hot press and an X-ray detector, and an NG line and a cache line are sequentially arranged in the area between the X-ray detector and the tab welding machine so as to convey a bare cell conveyed by the transfer manipulator to a first belt conveying line of the tab welding machine; the lug welding machine is connected with the external connecting piece welding machine through a second belt conveying line, and the external connecting piece welding machine is connected with the shell feeding machine through a third belt conveying line; and the shell entering machine and the end cover pre-welding machine, the end cover pre-welding machine and the end cover welding machine, and the end cover welding machine and the helium detector are respectively connected by adopting pull belts.
2. The metal-clad solid-state lithium battery assembly line according to claim 1, wherein an end drawstring is arranged at an end of the helium inspection machine, a transfer robot is arranged on one side of the end drawstring, a second roller conveyor line is arranged on one side of the transfer robot, and a battery tray is arranged on the second roller conveyor line.
3. The metal-shelled solid-state lithium battery assembly line of claim 1, wherein a reject outlet of the helium inspection machine is connected to the second NG line.
4. The assembly line of claim 1, wherein the external tab welding machine, the shell feeding machine and the end cover pre-welding machine are respectively provided with corresponding feeding devices on their feeding sides.
5. The metal-clad solid-state lithium battery assembly line according to claim 1, wherein a winding-up device and a winding-up device are disposed at front and rear sides of the composite machine, respectively.
6. The metal-clad solid-state lithium battery assembly line according to claim 1, wherein the compound machine is arranged in an up-down symmetrical manner, and the die-cut lamination machine is arranged in an up-down symmetrical manner.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022998097.3U CN214226984U (en) | 2020-12-14 | 2020-12-14 | Solid-state lithium cell assembly line of metal-back |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022998097.3U CN214226984U (en) | 2020-12-14 | 2020-12-14 | Solid-state lithium cell assembly line of metal-back |
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| CN214226984U true CN214226984U (en) | 2021-09-17 |
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| CN202022998097.3U Active CN214226984U (en) | 2020-12-14 | 2020-12-14 | Solid-state lithium cell assembly line of metal-back |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284550A (en) * | 2021-12-28 | 2022-04-05 | 蜂巢能源科技股份有限公司 | Assembling method of lithium ion battery and lithium ion battery |
| CN114530623A (en) * | 2022-02-21 | 2022-05-24 | 苏州华工自动化技术有限公司 | Top cover assembly detection production line and production process of lithium battery single pole |
| WO2023071065A1 (en) * | 2021-10-29 | 2023-05-04 | 蜂巢能源科技股份有限公司 | Lithium-ion battery assembly process and lithium-ion battery |
| CN117622801A (en) * | 2024-01-23 | 2024-03-01 | 宁德时代新能源科技股份有限公司 | Naked electric core goes into shell production line and electric core production line |
-
2020
- 2020-12-14 CN CN202022998097.3U patent/CN214226984U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023071065A1 (en) * | 2021-10-29 | 2023-05-04 | 蜂巢能源科技股份有限公司 | Lithium-ion battery assembly process and lithium-ion battery |
| CN114284550A (en) * | 2021-12-28 | 2022-04-05 | 蜂巢能源科技股份有限公司 | Assembling method of lithium ion battery and lithium ion battery |
| CN114530623A (en) * | 2022-02-21 | 2022-05-24 | 苏州华工自动化技术有限公司 | Top cover assembly detection production line and production process of lithium battery single pole |
| CN117622801A (en) * | 2024-01-23 | 2024-03-01 | 宁德时代新能源科技股份有限公司 | Naked electric core goes into shell production line and electric core production line |
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