CN116454409A - Whole-course continuous production line for stacked battery cell modules - Google Patents
Whole-course continuous production line for stacked battery cell modules Download PDFInfo
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- CN116454409A CN116454409A CN202310529057.XA CN202310529057A CN116454409A CN 116454409 A CN116454409 A CN 116454409A CN 202310529057 A CN202310529057 A CN 202310529057A CN 116454409 A CN116454409 A CN 116454409A
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- 238000010924 continuous production Methods 0.000 title claims abstract description 23
- 230000007306 turnover Effects 0.000 claims abstract description 78
- 238000005452 bending Methods 0.000 claims abstract description 63
- 238000004519 manufacturing process Methods 0.000 claims abstract description 38
- 238000003466 welding Methods 0.000 claims abstract description 38
- 238000003860 storage Methods 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims description 63
- 238000007599 discharging Methods 0.000 claims description 55
- 230000007246 mechanism Effects 0.000 claims description 51
- 238000012546 transfer Methods 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 22
- 239000011265 semifinished product Substances 0.000 claims description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 230000003822 cell turnover Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
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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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- Chemical Kinetics & Catalysis (AREA)
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- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a whole-course continuous production line for stacking battery cell modules, which comprises a tab leveling section, a tab bending section, a stacking assembly conveying section, an assembly ultrasonic welding section, a linear expansion section and a charge-discharge buffer cabin section which are sequentially arranged along the turnover direction of the production line. The invention can realize the whole-course continuous operation production of the stacked battery cell modules, and the operation is efficient and smooth. The automatic station and the manual station are matched with each other, the speed distribution and the automatic turnover are reliable and stable, the production efficiency is guaranteed, and the production period is shortened. The automatic storage device has the functions of on-line charge and discharge storage, can realize automatic scheduling, reduces storage space requirements, and is convenient and efficient in shipment.
Description
Technical Field
The invention relates to a whole-course continuous production line for stacking battery cell modules, and belongs to the technical field of automatic production of battery modules.
Background
The battery module is generally formed by stacking a plurality of battery cells, each battery cell comprises a battery pack main body, a tab and the like, when the battery module is automatically assembled and formed, the battery cells are required to be leveled, open-circuit voltage detection is carried out to ensure the reliability of the battery cells, then the tab is bent and formed and detected, then the battery cells are stacked and assembled with accessories, and finally the battery cells are assembled through a cover plate and then formed through ultrasonic welding.
When traditional battery module assembly operation, can adopt utmost point ear automation equipment, artifical turnover to pile up equipment, automatic ultrasonic welding equipment and take shape, its material turnover is comparatively frequent, and production efficiency is lower, and the relevancy is relatively poor between each equipment for production cycle can be longer.
In addition, after the ultrasonic welding of the battery module is finished, the battery module is also required to be subjected to matched molding such as appearance detection, tab protection, other cover plate assembly and the like, and after the molding, the battery module is also required to be subjected to charge and discharge testing and the like, so that subsequent stations and production lines are required to be increased, and the charge and discharge testing turnover and field requirements are also high.
To this situation, when traditional place arrangement and production line arrangement, generally adopt automatic transfer chain to carry out the intercommunication between each equipment or the production line, and pile up electric core battery module when carrying out full production line and build, it exists the combination of more automation station and artifical station, only realizes the simple turnover of assembly body and hardly improves production efficiency.
When the battery module is charged and discharged for testing, the number of the generally required cabin is large, the traditional mode adopts a mode of a large number of shelves for carrying and testing, frequent loading and unloading turnover is very difficult, meanwhile, no turnover association exists between upstream assembled finished products and downstream finished product shipment, and the finished product turnover is generally carried out by manpower, so that the occupied space is large and the turnover cost is very high.
Disclosure of Invention
The invention aims to solve the defects of the prior art, and provides a full-process continuous production line for stacking battery cell modules, aiming at the problem that the production efficiency is low due to the construction of the production line which is difficult to realize full-process automatic turnover of the traditional battery modules.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the whole continuous production line of the stacked battery cell modules,
comprises a pole ear leveling section, a pole ear bending section, a stacking, assembling and conveying section, an assembling ultrasonic welding section, a linear expansion section and a charge and discharge buffer cabin section which are sequentially arranged along the turnover direction of a production line,
the electrode lug leveling section comprises an automatic feeding line, and an electrode lug leveling station and an open-circuit voltage detection station are sequentially arranged on the automatic feeding line along the running direction;
the tab bending section comprises at least one bending group, wherein the bending group comprises an automatic feeding line, a bending mechanism and a battery core turnover mechanism, and the battery core turnover mechanism is used for turnover among the automatic feeding line, the automatic feeding line and the bending mechanism;
the stacking, assembling and conveying section comprises a stacking and assembling station arranged at the discharge end of the automatic discharge line and a stacking and stacking automatic conveying line connected with the material bearing and stacking station, and a circuit board assembling station is arranged on the conveying path of the stacking and stacking automatic conveying line;
the assembly ultrasonic welding section comprises a feeding turnover line, a semi-finished product discharge line and an automatic ultrasonic welding mechanism,
the feeding turnover line comprises a bottom conveying line connected with the automatic conveying line of the stacking bag and a return line arranged at the top of the bottom conveying line,
the automatic ultrasonic welding mechanism comprises an ultrasonic welding station and an ultrasonic welding turnover part, and the ultrasonic welding turnover part is used for turnover among the return line, the ultrasonic welding station and the return line;
the linear expansion section comprises a linear expansion production line connected with the semi-finished product discharge line, and at least one expansion station is arranged on the linear expansion production line;
the charge-discharge buffer bin section comprises an automatic discharge conveying line connected with the linear capacity expansion production line and a charge-discharge buffer bin positioned on the path of the automatic discharge conveying line,
the charge-discharge buffering bin comprises at least one stacking material frame mechanism, the stacking material frame mechanism comprises a plurality of material storage layers which are vertically and alternately arranged, lifters for lifting and turnover among the material storage layers,
the material storage layer comprises a material storage linear conveyer belt, a plurality of charging and discharging stations are arranged on the material storage linear conveyer belt, the lifter comprises a lifting table used for switching alignment with the material storage linear conveyer belt, a bidirectional rotary circulating material belt is arranged on the lifting table,
the automatic discharging conveying line is provided with a feeding and discharging station which is matched with the lifter in a relative position, and the feeding and discharging station is provided with a pushing driving source.
Preferably, the automatic feeding line comprises an automatic feeding conveyer belt and an automatic discharging conveyer belt which are arranged in parallel, the lug leveling station and the open circuit voltage detection station are arranged on the automatic feeding conveyer belt,
the tab leveling section comprises an open-circuit voltage NG discharging conveyer belt which is parallel to the automatic feeding conveyer belt and a detection turnover conveying mechanism for turnover between the open-circuit voltage NG discharging conveyer belt and the automatic feeding conveyer belt.
Preferably, the tab bending section comprises two bending groups, any bending group comprises a battery core turn-over mechanism, a bending detection station and a bending NG conveying line,
the battery core turn-over mechanisms of the two bending groups are respectively arranged at two sides of the automatic discharging conveyor belt,
the electric core turnover mechanism of the bending group is used for turnover among the electric core turn-over mechanism, the bending detection station, the automatic material discharging line, the bending NG conveying line and the bending mechanism.
Preferably, the stacking and assembling conveying section comprises two stacking and assembling stations which are arranged in one-to-one correspondence with the automatic material outlet lines of the bending groups, a transfer station is arranged between the two stacking and assembling stations, the transfer station is connected with the stacking bag automatic conveying line,
the discharge end of the automatic stacking bag conveying line is provided with a right-angle overturning mechanism for overturning stacked materials at right angles.
Preferably, the bottom of folding material package automation transfer chain is equipped with carrier backward flow transfer chain, the output of carrier backward flow transfer chain is equipped with carrier elevating system, fold material package automation transfer chain and be equipped with be located transfer station with two-way conveying section between the carrier elevating system.
Preferably, a material lifting table is arranged between the discharging end of the bottom conveying line and the return line.
Preferably, the capacity expansion station comprises an ultrasonic welding appearance detection station, a tab sleeve loading station, an electronic tag mounting station, a bottom plate mounting station and a cover plate mounting station.
Preferably, the automatic discharging conveying line is provided with a bearing position transferring device, the feeding and discharging station comprises a stopping part with lifting displacement for stopping the bearing position transferring device,
the pushing material driving source is arranged on the bearing position transferring device.
Preferably, the discharging end of the automatic discharging conveying line is provided with a discharging station,
the shipment station includes shipment conveyer belt, shipment transfer chain, sets up the shipment conveyer belt with sweep a yard turnover portion between the shipment transfer chain.
Preferably, a transit connection platform is arranged between the automatic discharging conveying line and the discharging conveying belt.
Preferably, the stacking assembly station, the circuit board assembly station, the linear capacity expansion production line and the transfer connection platform are respectively provided with an unpowered revolving platform,
the unpowered revolving platform is provided with supporting balls distributed in a matrix mode.
The beneficial effects of the invention are mainly as follows:
1. the whole-course continuous operation production of the stacked battery cell modules can be realized, and the operation is efficient and smooth.
2. The automatic station and the manual station are matched with each other, the speed distribution and the automatic turnover are reliable and stable, the production efficiency is guaranteed, and the production period is shortened.
3. The automatic storage device has the functions of on-line charge and discharge storage, can realize automatic scheduling, reduces storage space requirements, and is convenient and efficient in shipment.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
fig. 1 is a schematic diagram of the overall structure of the whole continuous production line of the stacked battery cell module.
Fig. 2 is a schematic structural view of a tab bending section in a full-process continuous production line of stacked battery cell modules according to the present invention.
Fig. 3 is a schematic structural view of a stacking assembly conveying section in the whole-course continuous production line of the stacked battery cell module.
Fig. 4 is a schematic structural view of an assembled ultrasonic welding section in a full-process continuous production line of stacked cell battery modules according to the present invention.
Fig. 5 is a schematic structural view of a charge-discharge buffer compartment section in a full-process continuous production line of stacked battery cell modules according to the present invention.
Fig. 6 is a schematic perspective view of a charge-discharge buffer compartment according to the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
The invention provides a whole-course continuous production line for stacking battery cell modules, which is shown in fig. 1 and comprises a tab leveling section 1, a tab bending section 2, a stacking assembly conveying section 3, an assembly ultrasonic welding section 4, a linear expansion section 5 and a charge-discharge buffer cabin section 6 which are sequentially arranged along the turnover direction of the production line.
The tab leveling section 1 comprises an automatic feeding line 11, and a tab leveling station and an open-circuit voltage detection station are sequentially arranged on the automatic feeding line 11 along the running direction.
The tab bending section 2 comprises at least one bending group 20, wherein the bending group 20 comprises an automatic feeding line 21, a bending mechanism 22 and a battery core turnover mechanism 23, and the battery core turnover mechanism 23 is used for turnover among the automatic feeding line 11, the automatic feeding line 21 and the bending mechanism.
The stacking and assembling conveying section 3 comprises a stacking and assembling station 31 arranged at the discharging end of the automatic discharging line 21, a stacking and stacking automatic conveying line 32 connected with the material bearing and stacking station, and a circuit board assembling station 33 arranged on the conveying path of the stacking and stacking automatic conveying line 32.
The assembly ultrasonic welding section 4 comprises a feeding turnover line 41, a semi-finished product discharge line 42 and an automatic ultrasonic welding mechanism 43, wherein the feeding turnover line 41 comprises a bottom conveying line 411 connected with an automatic conveying line of a stacking bag and a return line 412 arranged at the top of the bottom conveying line, and the automatic ultrasonic welding mechanism 43 comprises an ultrasonic welding station 431 and an ultrasonic welding turnover part 432, and the ultrasonic welding turnover part is used for turnover among the return line, the ultrasonic welding station and the return line.
The linear expansion section 5 comprises a linear expansion line 51 connected to the semi-finished product discharge line 42, on which at least one expansion station 52 is arranged.
The charge-discharge buffer bin section 6 comprises a discharge automatic conveying line 61 connected with the linear capacity expansion production line and a charge-discharge buffer bin 62 positioned on the path of the discharge automatic conveying line.
The charge-discharge buffer bin 62 comprises at least one stacking rack mechanism 620, wherein the stacking rack mechanism 620 comprises a plurality of vertically spaced storage layers 621 and lifters 622 for lifting and turning the storage layers.
The material storage layer 621 comprises a material storage linear conveyor belt 6210, a plurality of charge and discharge stations are arranged on the material storage linear conveyor belt, the lifter 622 comprises a lifting table 6220 for switching alignment with the material storage linear conveyor belt, a bidirectional rotary circulating material belt is arranged on the lifting table, a material inlet and outlet station 611 for being matched with the lifter in the opposite position is arranged on the material outlet automatic conveyor line 61, and a material pushing driving source 612 is arranged on the material inlet and outlet station 611.
The specific implementation process and principle description:
in the production and operation process of the stacked battery cell module, the stacked battery cell module sequentially passes through the tab leveling section 1, the tab bending section 2, the stacked assembly conveying section 3, the assembly ultrasonic welding section 4, the linear expansion section 5 and the charge-discharge buffer cabin section 6 along the turnover direction of the production line.
The battery cell is automatically operated along the automatic feeding line 11, and the open-circuit voltage detection is carried out through the open-circuit voltage detection station after the tab leveling is carried out at the tab leveling station.
When the tab bending section 2 runs, the battery core turnover mechanism 23 picks up the battery core on the automatic feeding line 11, and the battery core is automatically bent at the bending mechanism 22 and then is placed on the automatic discharging line 21 for discharging turnover.
The folded battery cells are moved to a stacking and assembling station 31 of the stacking and assembling conveying section 3 along an automatic material outlet line 21, manual stacking or automatic stacking of the battery cells is performed on the stacking and assembling station 31, and when the battery cells are stacked, the battery cells are conveyed to a circuit board assembling station 33 through a stacking package automatic conveying line 32 for stacking package circuit boards and the like, and then conveyed to the assembling ultrasonic welding section 4.
The stacked material package of the semi-finished product is turned around to the return line 412 after passing through the bottom conveying line 411, at this time, the ultrasonic welding turning part 432 picks up the stacked material package on the return line 412 to perform ultrasonic welding operation on the ultrasonic welding station 431, and after the welding is completed, the stacked material package is placed on the semi-finished product discharge line 42 to perform discharging.
The discharged material is processed by a capacity expansion station 52 for one time along a linear capacity expansion production line 51 and then enters a charge and discharge buffer cabin section 6.
The battery module is charged, discharged and stored in the charge-discharge buffer cabin section 6, specifically, the battery module runs along the automatic discharging conveying line 61 to the position where the battery module is fed and discharged 611 opposite to the lifter 622, at this time, the pushing driving source 612 pushes the battery module onto the lifting table 6220 of the lifter 622, the battery module is fed and fed by the bidirectional circulating belt thereon, the battery module is fed onto the linear conveying belt 6210 of the storage layer 621, the battery module is conveyed to the charge-discharge station by the linear conveying belt 6210 for charging and discharging operation, and when discharging is required, the linear conveying belt 6210 conveys the battery module to the lifter for backflow to the position where the battery module is fed back to the position where the battery module is discharged along the automatic discharging conveying line 61.
In one embodiment, the automatic feeding line 11 includes an automatic feeding conveyor belt, an automatic discharging conveyor belt, which are disposed in parallel, and the tab leveling station and the open circuit voltage detection station are disposed on the automatic feeding conveyor belt.
The tab leveling section comprises an open-circuit voltage NG discharging conveyer belt which is parallel to the automatic feeding conveyer belt and a detection turnover conveying mechanism for turnover among the open-circuit voltage NG discharging conveyer belt, the automatic feeding conveyer belt and the automatic discharging conveyer belt.
The illustration of this utmost point ear flattening section has been omitted in the attached drawings, and it belongs to prior art, promptly through automatic material loading conveyer belt, automatic discharging conveyer belt, open circuit voltage NG conveyer belt of unloading, detection turnover transport mechanism realize unloading after detecting and feed water conservancy diversion, so can realize NG screening for discharge quality is reliable.
In a specific embodiment, as shown in fig. 2, the tab bending section 2 includes two bending groups 20, and any bending group includes a cell turn-over mechanism 24, a bending detection station 25, and a bending NG conveying line 26.
The battery core turn-over mechanisms of the two bending groups 20 are respectively arranged at two sides of the automatic discharging conveyor belt.
The electric core turnover mechanism of the bending group is used for turnover among the electric core turnover mechanism, the bending detection station, the automatic material outlet line, the bending NG conveying line and the bending mechanism.
Specifically, two tabs exist in the battery core, each tab is bent differently, the two bending groups 20 can perform respective bipolar tab bending operations, and the two bending groups 20 realize tidal operation coordination, so as to meet continuous feeding requirements.
When the tab bending operation is performed, the front electric core runs to the discharge end on the automatic discharge conveyor belt, and at this time, the two electric core turn-over mechanisms 24 on the two sides perform tide pick-up and turn-over.
After the battery cell turns over, the battery cell turnover mechanism picks up and bends the tab at the bending mechanism 22 and then detects the tab at the bending detection station, and finally, the automatic discharging line and the bending NG conveying line are selected for discharging.
In a specific embodiment, as shown in fig. 3, the stacking and assembling conveying section 3 includes two stacking and assembling stations 31 disposed in one-to-one correspondence with the automatic discharging lines of the bending groups, and a transfer station 310 is disposed between the two stacking and assembling stations, and the transfer station 310 is connected to the stacking bag automatic conveying line 32.
The discharge end of the automatic stacking bag conveying line is provided with a right-angle overturning mechanism 34 for overturning stacked materials at right angles.
Specifically, when stacking the battery cells, a certain splicing time is required, so that the split-flow stacking is easy to realize by adopting two stacking assembly stations 31, and the operation is more efficient and smooth.
The transfer station 310 is used for switching the conveying materials of the two stacking assembly stations 31, and the right-angle turning mechanism 34 at the tail end is used for turning the assembled stacking material packages, so that the station matching orientation requirement of the subsequent linear expansion section 5 is met.
In one embodiment, as shown in fig. 3, a carrier reflow soldering line 35 is disposed at the bottom of the automatic stacking package conveying line, a carrier lifting portion 36 is disposed at the output end of the carrier reflow soldering line, and a bidirectional conveying section is disposed between the transfer station and the carrier lifting portion.
Specifically, when stacking the battery cells, stacking assistance is required by the carrier, the carrier at the rear end can be received by the carrier reflow conveying line 35, and the carrier reflow is performed by the carrier lifting part 36 and the remaining bidirectional conveying sections to flow back to the transfer station, so that the online circulation requirement of the carrier is realized.
In one embodiment, as shown in fig. 4, a material lift table 410 is provided between the discharge end of the bottom conveyor line and the return line. The discharge end of the bottom conveyor line is provided with a fitting assembly station 44 adjacent to a material lift table 410.
Specifically, the discharging of the bottom conveyor line is lifted by the material lifting table 410, and after the lifting of the material lifting table 410, the assembly requirement of the accessories at the assembly station 44 is met, and the material lifting table is convenient to reflow and easy to realize automatic and semi-automatic material turnover.
In one embodiment, the expansion station comprises an ultrasonic welding appearance detection station, a tab sleeve loading station, an electronic tag mounting station, a bottom plate mounting station and a cover plate mounting station.
The capacity expansion station increase of the stacked semi-finished battery modules is satisfied, and the capacity expansion matching production is realized.
In one embodiment, as shown in fig. 5 and 6, a supporting-position transferring device 7 is disposed on the automatic discharging conveying line, the feeding and discharging station includes a stopping portion 6110 with lifting displacement for stopping the supporting-position transferring device, and the pushing driving source is disposed on the supporting-position transferring device 7.
Specifically, in the present case, a module carrying device of the bearing position transfer device 7 is adopted, and the pushing material driving source 612 is disposed on the bearing position transfer device 7, so that the pushing displacement is facilitated.
In one embodiment, as shown in fig. 1, a delivery station 8 is provided at a delivery end of the automatic delivery line, and the delivery station 8 includes a delivery conveyor belt 81, a delivery line 82, and a code scanning turnover portion 83 disposed between the delivery conveyor belt 81 and the delivery line 82. A transit connection platform 84 is provided between the outfeed automatic conveyor line and the outfeed conveyor belt.
So satisfy shipment automation demand, utilize sweep a yard turnover portion 83 to realize the turnover transportation of battery module, and transfer connection platform 84 easily realizes the transfer buffering and joins in marriage fast.
In a specific embodiment, the stacking assembly station, the circuit board assembly station, the linear capacity expansion production line and the transfer connection platform are respectively provided with an unpowered turnover table 9, and the unpowered turnover table is provided with supporting balls distributed in a matrix mode.
Namely, when the stacking assembly station, the circuit board assembly station, the linear capacity expansion production line and the transfer connection platform are used for material turnover, the rolling support can be realized, and the semi-automatic labor-saving turnover requirement is met.
Through the description, the whole-course continuous operation production of the stacked battery cell modules can be realized, and the operation is efficient and smooth. The automatic station and the manual station are matched with each other, the speed distribution and the automatic turnover are reliable and stable, the production efficiency is guaranteed, and the production period is shortened. The automatic storage device has the functions of on-line charge and discharge storage, can realize automatic scheduling, reduces storage space requirements, and is convenient and efficient in shipment.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus/apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus/apparatus.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (11)
1. Whole-process continuous production line for stacking battery cell modules, and is characterized in that:
comprises a pole ear leveling section, a pole ear bending section, a stacking, assembling and conveying section, an assembling ultrasonic welding section, a linear expansion section and a charge and discharge buffer cabin section which are sequentially arranged along the turnover direction of a production line,
the electrode lug leveling section comprises an automatic feeding line, and an electrode lug leveling station and an open-circuit voltage detection station are sequentially arranged on the automatic feeding line along the running direction;
the tab bending section comprises at least one bending group, wherein the bending group comprises an automatic feeding line, a bending mechanism and a battery core turnover mechanism, and the battery core turnover mechanism is used for turnover among the automatic feeding line, the automatic feeding line and the bending mechanism;
the stacking, assembling and conveying section comprises a stacking and assembling station arranged at the discharge end of the automatic discharge line and a stacking and stacking automatic conveying line connected with the material bearing and stacking station, and a circuit board assembling station is arranged on the conveying path of the stacking and stacking automatic conveying line;
the assembly ultrasonic welding section comprises a feeding turnover line, a semi-finished product discharge line and an automatic ultrasonic welding mechanism,
the feeding turnover line comprises a bottom conveying line connected with the automatic conveying line of the stacking bag and a return line arranged at the top of the bottom conveying line,
the automatic ultrasonic welding mechanism comprises an ultrasonic welding station and an ultrasonic welding turnover part, and the ultrasonic welding turnover part is used for turnover among the return line, the ultrasonic welding station and the return line;
the linear expansion section comprises a linear expansion production line connected with the semi-finished product discharge line, and at least one expansion station is arranged on the linear expansion production line;
the charge-discharge buffer bin section comprises an automatic discharge conveying line connected with the linear capacity expansion production line and a charge-discharge buffer bin positioned on the path of the automatic discharge conveying line,
the charge-discharge buffering bin comprises at least one stacking material frame mechanism, the stacking material frame mechanism comprises a plurality of material storage layers which are vertically and alternately arranged, lifters for lifting and turnover among the material storage layers,
the material storage layer comprises a material storage linear conveyer belt, a plurality of charging and discharging stations are arranged on the material storage linear conveyer belt, the lifter comprises a lifting table used for switching alignment with the material storage linear conveyer belt, a bidirectional rotary circulating material belt is arranged on the lifting table,
the automatic discharging conveying line is provided with a feeding and discharging station which is matched with the lifter in a relative position, and the feeding and discharging station is provided with a pushing driving source.
2. The full-process continuous production line for stacking battery cell modules according to claim 1, wherein:
the automatic feeding line comprises an automatic feeding conveyer belt and an automatic discharging conveyer belt which are arranged in parallel, the lug leveling station and the open circuit voltage detection station are arranged on the automatic feeding conveyer belt,
the tab leveling section comprises an open-circuit voltage NG discharging conveyer belt which is parallel to the automatic feeding conveyer belt and a detection turnover conveying mechanism for turnover between the open-circuit voltage NG discharging conveyer belt and the automatic feeding conveyer belt.
3. The full-process continuous production line for stacking battery cell modules according to claim 2, wherein:
the tab bending section comprises two bending groups, any bending group comprises a battery core turn-over mechanism, a bending detection station and a bending NG conveying line,
the battery core turn-over mechanisms of the two bending groups are respectively arranged at two sides of the automatic discharging conveyor belt,
the electric core turnover mechanism of the bending group is used for turnover among the electric core turn-over mechanism, the bending detection station, the automatic material discharging line, the bending NG conveying line and the bending mechanism.
4. The full-process continuous production line for stacking battery cell modules according to claim 3, wherein:
the stacking, assembling and conveying section comprises two stacking, assembling stations which are arranged in one-to-one correspondence with the automatic discharging lines of the bending groups, a transfer station is arranged between the two stacking, assembling stations, the transfer station is connected with the stacking bag automatic conveying line,
the discharge end of the automatic stacking bag conveying line is provided with a right-angle overturning mechanism for overturning stacked materials at right angles.
5. The full-process continuous production line for stacking battery cell modules according to claim 4, wherein:
the automatic conveying line for the stacked material bags is characterized in that a carrier backflow conveying line is arranged at the bottom of the automatic conveying line for the stacked material bags, a carrier lifting part is arranged at the output end of the carrier backflow conveying line, and a bidirectional conveying section positioned between the transfer station and the carrier lifting part is arranged on the automatic conveying line for the stacked material bags.
6. The full-process continuous production line for stacking battery cell modules according to claim 1, wherein:
a material lifting table is arranged between the discharge end of the bottom conveying line and the return line.
7. The full-process continuous production line for stacking battery cell modules according to claim 1, wherein:
the expansion station comprises an ultrasonic welding appearance detection station, a tab sleeve loading station, an electronic tag mounting station, a bottom plate mounting station and a cover plate mounting station.
8. The full-process continuous production line for stacking battery cell modules according to claim 1, wherein:
the automatic discharging conveying line is provided with a bearing position transferring device, the feeding and discharging station comprises a stopping part with lifting displacement for stopping the bearing position transferring device,
the pushing material driving source is arranged on the bearing position transferring device.
9. The full-process continuous production line for stacking battery cell modules according to any one of claims 1 to 8, wherein:
a discharging station is arranged at the discharging end of the automatic discharging conveying line,
the shipment station includes shipment conveyer belt, shipment transfer chain, sets up the shipment conveyer belt with sweep a yard turnover portion between the shipment transfer chain.
10. The full-process continuous production line for stacking battery cell modules according to claim 9, wherein:
and a transit connection platform is arranged between the discharging automatic conveying line and the discharging conveying belt.
11. The full-process continuous production line for stacking battery cell modules according to claim 10, wherein:
the stacking assembly station, the circuit board assembly station, the linear capacity expansion production line and the transfer connection platform are respectively provided with an unpowered revolving platform,
the unpowered revolving platform is provided with supporting balls distributed in a matrix mode.
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