CN220984587U - Automatic production line of flame-retardant film of power battery - Google Patents
Automatic production line of flame-retardant film of power battery Download PDFInfo
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- CN220984587U CN220984587U CN202322187960.0U CN202322187960U CN220984587U CN 220984587 U CN220984587 U CN 220984587U CN 202322187960 U CN202322187960 U CN 202322187960U CN 220984587 U CN220984587 U CN 220984587U
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000003063 flame retardant Substances 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 125
- 239000007788 liquid Substances 0.000 claims abstract description 56
- 238000002347 injection Methods 0.000 claims abstract description 51
- 239000007924 injection Substances 0.000 claims abstract description 51
- 238000005520 cutting process Methods 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 238000009966 trimming Methods 0.000 claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000002985 plastic film Substances 0.000 description 13
- 229920006255 plastic film Polymers 0.000 description 13
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- 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
- H01M10/052—Li-accumulators
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Making Paper Articles (AREA)
Abstract
The utility model relates to an automatic production line of a flame-retardant film of a power battery, which belongs to the technical field of battery manufacturing and comprises an unreeling and hole-cutting mechanism, an electrode lug assembling mechanism, a film-folding heat-seal bag making mechanism, a liquid injection mechanism, a flattening and sealing mechanism and a trimming and boxing mechanism which are sequentially arranged. The utility model greatly improves the production efficiency of the flame-retardant film, effectively improves the assembly of the flame-retardant film, saves manpower, reduces labor intensity and is convenient for automatic implementation.
Description
Technical Field
The utility model belongs to the technical field of battery manufacturing, and particularly relates to an automatic production line of a flame-retardant film of a power battery.
Background
In the current battery manufacturing, the safety problem of the battery has become the primary problem to be solved by each household electrical appliance battery production factory.
According to the statistical data of FAA, 27% of battery accidents occurred in the past are lithium battery accidents, and 68% of these accidents are caused by internal or external short circuits, 15% are caused by charging or discharging, 7% are caused by unexpected starting of the device, and 10% are other reasons.
Lithium batteries, although small in size, have high energy, and they also contain a flammable electrolyte. If the energy is good, the energy is a high-efficiency energy source, and if the energy is bad, a large amount of heat can be generated to cause combustion, and even disasters are formed. An electric energy of a lithium cobalt 18650 ion battery with a capacitance of 2-3Ah has 25-40KJ, and the heat generated by chemical reaction after combustion can reach 280KJ. It can be seen that once the lithium ion battery, especially the lithium ion power battery, is out of control, the explosion reaction occurs within a few seconds due to the over-high heat generating speed, and a huge sound is generated, so that the harm to lives and properties is extremely great.
It is therefore necessary to develop a battery structure that can be flame retardant. Currently, wang Juntao's scientific research team developed a new battery structure, whose key technology is to add a flame retardant film inside the battery. However, the flame-retardant film is still in the artificial production stage at present, so that the efficiency is low, and the quality is unstable. Therefore, developing an automatic production device for producing the flame-retardant film is particularly important to realize the industrial production of the flame-retardant film.
Disclosure of utility model
The utility model aims to solve the problem of providing an automatic production line of a flame-retardant film of a power battery, which realizes the industrial production of the flame-retardant film.
In order to solve the technical problems, the utility model adopts the following technical scheme: an automatic production line of a flame-retardant film of a power battery comprises an unreeling and hole-cutting mechanism, an electrode lug assembling mechanism, a film-folding heat-sealing bag-making mechanism, a liquid injection mechanism, a flattening and sealing mechanism and a trimming and boxing mechanism which are sequentially arranged, wherein the electrode lug assembling mechanism, the film-folding heat-sealing bag-making mechanism, the liquid injection mechanism, the flattening and sealing mechanism and the trimming and boxing mechanism are all matched with a vacuum conveying belt in transmission,
The film roll is arranged at the input end of the frame body of the unreeling and hole cutting mechanism; the unwinding mechanism is arranged above the film roll, a hole cutting mechanism is arranged at the output end of the unwinding mechanism, the hole cutting mechanism is a hob mechanism, the hob mechanism comprises a lower hob and an upper hob, the lower hob and the upper hob are tangentially arranged, and cutting edges are arranged on the lower hob and the upper hob;
The electrode lug assembly mechanism comprises a lug electrode traversing device, the lug electrode traversing device comprises a moving plate, two ends of the moving plate transversely reciprocate on a lug assembly mechanism frame along a guide rail, the moving plate is driven by a traversing device transmission mechanism, a lug lifting device and an electrode lifting device are arranged on the moving plate, the lug lifting device comprises a lug adsorption plate positioned below the moving plate, a lug sucking disc is arranged on the lug adsorption plate, and the lug sucking disc is used for sucking and moving a lug in a lug bin; the electrode lifting device comprises an electrode adsorption plate positioned below the moving plate, an electrode sucker is arranged on the electrode adsorption plate, and the electrode sucker is used for adsorbing and moving an electrode in the electrode bin;
A vacuum conveying belt is arranged below the lug electrode traversing device, and a lug bin and an electrode bin are respectively arranged on two sides of the vacuum conveying belt;
The film folding heat seal bag making mechanism comprises a film folding heat seal moving device, the film folding heat seal moving device comprises a folding heat seal moving plate, two ends of the folding heat seal moving plate transversely reciprocate along a guide rail, a folding heat seal lifting device is arranged on the folding heat seal moving plate, the folding heat seal lifting device comprises a film adsorption plate below the folding heat seal moving plate, a film sucker is arranged on the film adsorption plate and used for adsorbing and folding a film, and a heat seal heating plate is arranged below the film adsorption plate;
The liquid injection mechanism comprises a liquid injection plate, the liquid injection plate is arranged above the vacuum conveying belt, a liquid injection platform is arranged on one side of the vacuum conveying belt, a liquid injection machine is arranged on the liquid injection platform, and a liquid injection sucker is arranged on one side, close to the liquid injection machine, of the liquid injection plate;
the flattening and sealing mechanism comprises a heat sealing pressing plate, and the heat sealing pressing plate presses the edge of the film bag through lifting and sealing;
The trimming and boxing mechanism comprises a trimming cutter shaft, a vacuum finished product sucker is arranged at the output end of the trimming cutter shaft, the vacuum finished product sucker moves through a sucker lifting device and a sucker traversing device, and a finished product box is arranged at the output end of the vacuum finished product sucker.
Further, the vacuum conveyer belt is arranged on the vacuum box, a film adsorption hole is formed in the vacuum conveyer belt, and a vacuum box joint is arranged on the side wall of the vacuum box.
Further, the unreeling mechanism comprises an unreeling input roller and an unreeling output roller, the unreeling output roller is rotatably arranged on a frame body of the unreeling hole cutting machine, the unreeling output roller is driven by a transmission mechanism, the unreeling input roller and the unreeling output roller are connected through an unreeling frame, one end, close to the unreeling output roller, of the unreeling frame is connected with an air cylinder output end, the air cylinder is arranged on the frame body of the unreeling hole cutting machine through an air cylinder support, and the air cylinder is used for supporting and adjusting the unreeling frame;
Further, the lower hob and the unreeling output roller are driven by the same transmission mechanism.
Further, the tab feed bin includes tab feed bin mounting plate, tab feed bin mounting plate installs on electrode tab assembly machine framework, installs the tab layer board in this tab feed bin mounting plate, tab feed bin below is provided with the electric jar, the electric jar output links to each other with tab layer board bottom.
Further, the electrode is arranged in the electrode bin, the electrode bin comprises an electrode bin mounting bottom plate, the electrode bin mounting bottom plate is arranged on the electrode lug assembly machine framework, an electrode supporting plate is arranged in the electrode bin mounting bottom plate, an electrode supporting plate lifting device is arranged below the electrode supporting plate, and the electrode supporting plate lifting device drives the electrode supporting plate to lift.
Compared with the prior art, the utility model has the following beneficial effects:
The lower hob of the unreeling and hole cutting mechanism and the unreeling output roller are driven by the same transmission mechanism, so that the line speed of the film roll is ensured to be consistent with that of the film cutting hob; the electrode tab assembly mechanism is provided with a tab stock bin and an electrode stock bin, and can automatically finish the taking and assembly of the tab and the electrode; the laminated film heat-seal bag making mechanism can fold, press and heat-seal the plastic film to form a film bag with a liquid injection port, so as to realize automatic bag making; the liquid injection mechanism and the flattening and sealing mechanism realize the functions of tilting, automatic liquid injection, automatic flattening and sealing of the film bag; the trimming and boxing mechanism can cut one side of the sealing of the film bag and boxing the film bag, so that the efficient and automatic production of the flame-retardant film is realized.
The utility model greatly improves the production efficiency of the flame-retardant film, effectively improves the assembly of the flame-retardant film, saves manpower, reduces labor intensity and is convenient for automatic implementation.
Drawings
The advantages and the manner of carrying out the utility model will become more apparent from the following detailed description, taken in conjunction with the accompanying drawings, in which the content shown is meant to illustrate, but not to limit, the utility model in any sense, and wherein:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the unreeling and hole cutting mechanism of the present utility model;
FIG. 3 is a partial structural side view of the unwind and cut-to-hole mechanism of the present utility model;
FIG. 4 is a schematic view of the structure of the electrode tab assembly mechanism and the laminated film heat seal bag making mechanism of the present utility model;
FIG. 5 is a front view of a partial structure of the electrode tab assembly mechanism and the laminated film heat seal bag making mechanism of the present utility model;
FIG. 6 is a side view of FIG. 5 in accordance with the present utility model;
FIG. 7 is a schematic view of the structure of the tab stock bin of the present utility model;
FIG. 8 is a schematic view of the structure of an electrode cartridge of the present utility model;
FIG. 9 is a schematic diagram of the liquid injection mechanism and the flattening and sealing mechanism of the present utility model;
FIG. 10 is a side view of the liquid injection mechanism and the applanation seal mechanism of the present utility model;
Fig. 11 is a schematic structural view of the trimming and boxing mechanism of the present utility model.
In the figure:
1. An unreeling and hole cutting mechanism, a electrode lug assembling mechanism, a film folding and heat sealing bag making mechanism, a liquid injection mechanism, a flattening and sealing mechanism and a trimming and boxing mechanism;
11. Film rolls, 12, an unreeling mechanism, 13, a transmission mechanism, 14, a lower hob, 15, an upper hob, 16, an air cylinder, 17, an unreeling frame, 18, an unreeling input roller, 19 and an unreeling output roller;
21. The electrode holder comprises a vacuum conveying belt, 22, an electric cylinder, 23, an electrode holder, 24, an electrode lug electrode traversing device, 25, an electrode lug adsorption plate, 26, a traversing device transmission mechanism, 27, an electrode lug lifting device, 28, an electrode lifting device, 29, an electrode sucker, 210, an electrode holder, 211, a vacuum box, 212, an electrode holder lifting device, 213, an electrode holder mounting bottom plate, 214, an electrode holder, 215, a guide rail, 216, an electrode lug sucker, 217, an electrode adsorption plate, 218, an electrode holder mounting bottom plate, 219 and an electrode holder;
31. The film adsorption plate 32, the film sucker 33, the film folding heat seal moving device 34, the folding heat seal lifting device 35, the folding heat seal transmission mechanism 36 and the heat seal heating plate;
41. the liquid injection plate, 42, the liquid injection platform, 43 liquid injection sucking discs;
51. A heat sealing pressing plate;
61. The trimming cutter shaft, 62, the vacuum finished product sucking disc, 63 and the finished product box.
Detailed Description
As shown in fig. 1 to 11, the automatic production line of the flame-retardant film of the power battery comprises an unreeling and hole-cutting mechanism 1, an electrode tab assembling mechanism 2, a film-folding heat-sealing bag making mechanism 3, a liquid injection mechanism 4, a flattening and sealing mechanism 5 and a trimming and boxing mechanism 6 which are sequentially arranged,
The unreeling and hole cutting mechanism 1 comprises a film roll 11, an unreeling mechanism 12 and a hob mechanism, wherein the film roll 11 (an air expansion shaft is adopted in the embodiment) is arranged at the input end of a frame body of the unreeling and hole cutting mechanism; the unreeling mechanism 12 is arranged above the film roll 11, the unreeling mechanism 12 comprises an unreeling input roller 18 and an unreeling output roller 19, the unreeling output roller 19 is rotatably arranged on an unreeling hole cutting mechanism frame body, the unreeling output roller 19 is driven by a transmission mechanism 13 (a motor and a synchronous pulley are adopted in the embodiment), the unreeling input roller 18 and the unreeling output roller 19 are connected through an unreeling frame 17, one end, close to the unreeling output roller 19, of the unreeling frame 20 is connected with the output end of a cylinder 16, the cylinder 16 is arranged on the unreeling hole cutting mechanism frame body through a cylinder support, and the cylinder 16 is used for supporting and adjusting the unreeling frame 17; the unwinding mechanism 12 is provided with a hob mechanism at the output end, a guide shaft is arranged between the unwinding mechanism 12 and the hob mechanism, the hob mechanism comprises a lower hob 14 and an upper hob 15, the lower hob 14 and the upper hob 15 are tangentially arranged, the lower hob 14 is driven by a transmission mechanism (in the embodiment, the same motor and synchronous pulley as the unwinding output roller 19 are adopted), and cutting edges with determined sizes are arranged on the lower hob 14 and the upper hob 15.
The electrode lug assembly mechanism 2 comprises a lug electrode traversing device 24, the lug electrode traversing device 24 is arranged on a lug assembly mechanism frame body, the lug electrode traversing device 24 comprises a moving plate, two ends of the moving plate transversely reciprocate on the lug assembly mechanism frame body along a guide rail 215, the moving plate is driven by a traversing device transmission mechanism 26, the traversing device transmission mechanism 26 comprises a moving plate servo motor, the output end of the moving plate servo motor is provided with a gear, the gear is meshed with a rack, a lug lifting device 27 and a lug lifting device 28 are arranged on the moving plate, the lug lifting device 27 comprises a lug adsorption plate 25 positioned below the moving plate, a lug sucker 216 (vacuum sucker) is arranged on the lug adsorption plate 25, the lug sucker 216 is used for adsorbing and moving a lug in a lug stock bin 23, the lug vacuum adsorption plate 25 is driven to lift by the servo motor, and a guide post is also arranged on the lug adsorption plate 25; the electrode lifting device 28 comprises an electrode adsorption plate 217 positioned below the moving plate, an electrode sucker 29 (sponge sucker) is arranged on the electrode adsorption plate 217, and the electrode sucker 29 is used for adsorbing and moving the electrode in the electrode bin 210;
A vacuum conveyer belt 21 is arranged below the lug electrode traversing device 24, the vacuum conveyer belt 21 is arranged on a vacuum box 211, a film adsorption hole is formed in the vacuum conveyer belt 21, a vacuum box joint is arranged on the side wall of the vacuum box 211, and the vacuum conveyer belt 21 is used for receiving and conveying the plastic film cut by the unreeling hole cutting mechanism 1; one side of the input end of the vacuum conveying belt 21 is provided with a lug bin 23, the other side of the vacuum conveying belt 21 is provided with an electrode bin 210,
The electrode lug bin 23 is internally provided with an electrode lug, the electrode lug bin 23 comprises an electrode lug bin mounting bottom plate 213, the electrode lug bin mounting bottom plate 213 is arranged on an electrode lug assembly machine framework body, an electrode lug supporting plate 214 is arranged in the electrode lug bin mounting bottom plate 213, an electric cylinder 22 (a foldback electric cylinder) is arranged below the electrode lug bin 23, and the output end of the electric cylinder 22 is connected with the bottom of the electrode lug supporting plate 214;
the electrode bin 210 is internally provided with an electrode, the electrode bin 210 comprises an electrode bin mounting bottom plate 218, the electrode bin mounting bottom plate 218 is arranged on a framework of the electrode lug assembly machine, an electrode supporting plate 219 is arranged in the electrode bin mounting bottom plate 218, an electrode supporting plate lifting device 212 is arranged below the electrode supporting plate 219, the electrode supporting plate lifting device 212 drives the electrode supporting plate 219 to lift, and the electrode supporting plate lifting device 212 comprises a servo motor and a worm gear screw driven by the servo motor.
The laminated film heat seal bag making mechanism 3 comprises a film folding heat seal moving device 33, the film folding heat seal moving device 33 is positioned on the output side of the lug electrode traversing device 24, the film folding heat seal moving device 33 comprises a folding heat seal moving plate, two ends of the folding heat seal moving plate transversely reciprocate along a guide rail, the film folding heat seal moving device 33 is driven by a folding heat seal transmission mechanism 35, the folding heat seal transmission mechanism 35 comprises a folding heat seal moving plate servo motor, a gear is mounted at the output end of the folding heat seal moving plate servo motor, the gear is meshed with a rack, a folding heat seal lifting device 34 is mounted on the folding heat seal moving plate, the folding heat seal lifting device 34 comprises a film adsorption plate 31 below the folding heat seal moving plate, a film sucking disc 32 (vacuum sucking disc) is mounted on the film adsorption plate 31, the film sucking disc 32 is used for sucking and folding films, the film adsorption plate 31 is driven to lift by the servo motor, and a heat seal heating plate 36 is arranged below the film adsorption plate 31.
The liquid injection mechanism 4 comprises a liquid injection plate 41, wherein the liquid injection plate 41 is arranged above a vacuum conveying belt, a liquid injection platform 42 is arranged on one side of the vacuum conveying belt, a liquid injection machine (existing equipment) is arranged on the liquid injection platform 42, and a liquid injection sucker 43 is arranged on one side, close to the liquid injection machine, of the liquid injection plate 41.
The flattening and sealing mechanism 5 includes a heat-seal pressing plate 51, and the heat-seal pressing plate 51 presses the edge of the film bag by lifting and lowering and seals.
The trimming and boxing mechanism 6 comprises a trimming cutter shaft 61, the trimming cutter shaft 61 is tangentially arranged with a vacuum conveying belt, a vacuum finished product sucker 62 is arranged at the output end of the trimming cutter shaft 61, the vacuum finished product sucker 62 moves through a sucker lifting device and a sucker traversing device, and a finished product box 63 is arranged at the output end of the vacuum finished product sucker 62.
The utility model also provides a production process of the flame-retardant film of the power battery, which comprises the following steps:
s1, unreeling and cutting holes: mounting a plastic film meeting the specification requirements on an air expansion shaft, introducing an unreeling mechanism into a hob mechanism, after the plastic film enters the hob mechanism, cutting a cutting edge structure with a determined size on the hob, cutting a corresponding hole at the cutting edge of the plastic film after the plastic film rolls over, cutting off the plastic film at a corresponding position, and sending the plastic film to a vacuum conveying belt of an electrode lug assembly mechanism to be in a flattened state;
S2, electrode tab assembly: the tab lifting device 27 and the electrode lifting device 28 of the tab electrode traversing device 24 take out the tab and the electrode from the tab stock bin 23 and the electrode stock bin 210 respectively, take out the tab and the electrode, place the tab and the electrode on the preset position of the plastic film, and convey the tab and the electrode to the next working procedure through the vacuum conveyer belt;
Wherein, the electrode lug is adsorbed by the vacuum chuck; the electrode is adsorbed by a sponge sucker; the tab is lifted and lowered in the tab stock bin 23 through the tab supporting plate 214 and the electric cylinder 22; the electrode is lifted and lowered in the electrode magazine 210 by the electrode pallet 219 and the electrode pallet lifting device 212.
S3, laminating and heat sealing: the film sucker 32 sucks one end of the plastic film, and horizontally pulls the plastic film to the other end after lifting the plastic film by a corresponding height, and puts the plastic film down after aligning with the other end, and simultaneously the heat sealing heating plate 36 is pressed down for heat sealing to form a rectangular film bag, a liquid injection port is reserved at the periphery of the film bag during pressing down for heat sealing, and then the film bag is conveyed to the next process through the vacuum conveying belt;
s4, injection-hydraulic combination: after the film bag enters the liquid injection mechanism 4, the liquid injection plate 41 falls to a proper position, the liquid injection sucker 43 sucks one side of a liquid injection port of the film bag under the action of the suction fan, at the moment, the liquid injection head of the liquid injection machine starts to inject liquid (inject flame retardant), after the liquid is injected, the liquid injection head is retracted, the liquid injection plate 41 is slowly pressed down until the liquid is pressed to a proper thickness, so that the injected liquid is uniformly arranged in the whole film bag, a small amount of liquid is discharged, at the moment, the liquid injection port is sealed by pressing down the heat seal pressing plate 51, and then a vacuum conveying belt is started to convey to the next process;
S5, trimming and boxing: the film bag after liquid injection passes through a trimming cutter shaft 61, one side of the sealing of the film bag is cut, and then a finished film bag product is conveyed into a finished product box 63 through a vacuum finished product sucker 62, so that the automatic production of the flame-retardant film is completed.
The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by this patent.
Claims (6)
1. An automatic production line of flame retardant film of power battery, its characterized in that: comprises an unreeling and hole-cutting mechanism, an electrode lug assembling mechanism, a laminated film heat-sealing bag making mechanism, a liquid injection mechanism, a flattening and sealing mechanism and a trimming and boxing mechanism which are sequentially arranged, wherein the electrode lug assembling mechanism, the laminated film heat-sealing bag making mechanism, the liquid injection mechanism, the flattening and sealing mechanism and the trimming and boxing mechanism are all matched with the vacuum conveyer belt in transmission phase,
The film roll is arranged at the input end of the frame body of the unreeling and hole cutting mechanism; the output end of the unreeling mechanism is provided with a hole cutting mechanism;
The electrode lug assembly mechanism comprises a lug electrode traversing device, the lug electrode traversing device comprises a moving plate, two ends of the moving plate transversely reciprocate on a lug assembly mechanism body along a guide rail, a lug lifting device and an electrode lifting device are arranged on the moving plate, the lug lifting device comprises a lug adsorption plate positioned below the moving plate, and a lug sucker is arranged on the lug adsorption plate; the electrode lifting device comprises an electrode adsorption plate positioned below the moving plate, and an electrode sucker is arranged on the electrode adsorption plate; a vacuum conveying belt is arranged below the lug electrode traversing device, and a lug bin and an electrode bin are respectively arranged on two sides of the vacuum conveying belt;
the folding film heat seal bag making mechanism comprises a film folding heat seal moving device, the film folding heat seal moving device comprises a folding heat seal moving plate, two ends of the folding heat seal moving plate transversely reciprocate along a guide rail, a folding heat seal lifting device is arranged on the folding heat seal moving plate, the folding heat seal lifting device comprises a film adsorption plate below the folding heat seal moving plate, a film sucker is arranged on the film adsorption plate, and a heat seal heating plate is arranged below the film adsorption plate;
The liquid injection mechanism comprises a liquid injection plate, the liquid injection plate is arranged above the vacuum conveying belt, a liquid injection machine is arranged on one side of the vacuum conveying belt, and a liquid injection sucker is arranged on one side, close to the liquid injection machine, of the liquid injection plate; the flattening and sealing mechanism comprises a heat sealing pressing plate;
The trimming and boxing mechanism comprises a trimming cutter shaft, wherein the output end of the trimming cutter shaft is provided with a vacuum finished product sucker, and the output end of the vacuum finished product sucker is provided with a finished product box.
2. The automated production line of a flame retardant film for a power battery according to claim 1, wherein: the vacuum conveyer belt is installed on the vacuum box, a film adsorption hole is formed in the vacuum conveyer belt, and a vacuum box joint is arranged on the side wall of the vacuum box.
3. The automated production line of a flame retardant film for a power battery according to claim 1, wherein: unreeling mechanism includes unreels input roller and unreels output roller, unreels output roller rotation is installed on unreeling hole cutting machine framework, and this unreels output roller passes through drive mechanism and drives, unreels input roller and unreels output roller pass through unreeling frame and connect, unreels frame is close to unreels output roller one end and links to each other with the cylinder output, the cylinder passes through the cylinder pillar and installs on unreeling hole cutting machine framework.
4. The automated production line of a flame retardant film for a power battery according to claim 1, wherein: the hole cutting mechanism is a hob mechanism, the hob mechanism comprises a lower hob and an upper hob, the lower hob and the upper hob are tangentially arranged, and cutting edges are arranged on the lower hob and the upper hob.
5. The automated production line of a flame retardant film for a power battery according to claim 1, wherein: the electrode lug feed bin comprises an electrode lug feed bin mounting bottom plate, the electrode lug feed bin mounting bottom plate is arranged on an electrode lug assembly machine framework body, an electrode lug supporting plate is arranged in the electrode lug feed bin mounting bottom plate, an electric cylinder is arranged below the electrode lug feed bin, and the output end of the electric cylinder is connected with the bottom of the electrode lug supporting plate.
6. The automated production line of a flame retardant film for a power battery according to claim 1, wherein: the electrode bin is internally provided with an electrode, the electrode bin comprises an electrode bin mounting bottom plate, the electrode bin mounting bottom plate is arranged on the electrode lug assembly machine framework, an electrode supporting plate is arranged in the electrode bin mounting bottom plate, an electrode supporting plate lifting device is arranged below the electrode supporting plate, and the electrode supporting plate lifting device drives the electrode supporting plate to lift.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023104251296 | 2023-04-20 | ||
| CN202310425129.6A CN116646608A (en) | 2023-04-20 | 2023-04-20 | Automatic production line and production process of flame-retardant film of power battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220984587U true CN220984587U (en) | 2024-05-17 |
Family
ID=87621980
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310425129.6A Withdrawn CN116646608A (en) | 2023-04-20 | 2023-04-20 | Automatic production line and production process of flame-retardant film of power battery |
| CN202311023787.9A Pending CN116936940A (en) | 2023-04-20 | 2023-08-15 | Automatic production line and production process of flame-retardant film of power battery |
| CN202322187960.0U Active CN220984587U (en) | 2023-04-20 | 2023-08-15 | Automatic production line of flame-retardant film of power battery |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310425129.6A Withdrawn CN116646608A (en) | 2023-04-20 | 2023-04-20 | Automatic production line and production process of flame-retardant film of power battery |
| CN202311023787.9A Pending CN116936940A (en) | 2023-04-20 | 2023-08-15 | Automatic production line and production process of flame-retardant film of power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN116646608A (en) |
-
2023
- 2023-04-20 CN CN202310425129.6A patent/CN116646608A/en not_active Withdrawn
- 2023-08-15 CN CN202311023787.9A patent/CN116936940A/en active Pending
- 2023-08-15 CN CN202322187960.0U patent/CN220984587U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN116936940A (en) | 2023-10-24 |
| CN116646608A (en) | 2023-08-25 |
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