CN218887228U - Production equipment of solid-state battery cell pole piece - Google Patents

Abstract

The utility model relates to a production facility technical field of battery especially relates to a production facility of solid-state electricity core pole piece, it includes actuating mechanism and the thick liquids coating machine of arranging in proper order along the pay-off direction, the electrolyte coating machine, coating machine and pad pasting mechanism are glued to the ion, the pay-off direction is the direction of feeding station to ejection of compact station, actuating mechanism is used for driving the pole piece material area and removes by feeding station to ejection of compact station, the thick liquids coating machine, the electrolyte coating machine, coating machine is glued to the ion and pad pasting mechanism is used for forming the thick liquids layer in proper order on a side in pole piece material area, the electrolyte layer, the ion glue film and anti-sticking film layer. Through the structure design, the utility model discloses can realize that the superiors are the pole piece material of the solid-state electric core of the three layer construction on ion glue film, be convenient for realize in the involution technology of follow-up pole piece material that the packing on ion glue film and utilize the electrolyte layer of the glued just, negative pole piece of ion glue film, be favorable to promoting the stability on electrolyte layer just, negative pole piece that follow-up technology made.

Description

Production equipment of solid-state battery cell pole piece

Technical Field

The utility model relates to a production facility technical field of battery especially relates to a production facility of solid-state electric core pole piece.

Background

The all-solid-state battery cell belongs to a battery cell type emerging in recent years, and the process equipment for the all-solid-state battery cell is not developed and molded in practical application, and the coating of slurry and electrolyte of the existing process equipment is difficult to meet the process requirements of the all-solid-state battery cell.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at overcomes above-mentioned prior art's at least one defect, provides the production facility of solid-state electric core pole piece that can realize the pole piece preparation of three layer construction's solid-state electric core and can promote the stability of pole piece.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

according to the utility model discloses an aspect provides a production facility of solid-state electric core pole piece, wherein, including actuating mechanism and the thick liquids coating machine, electrolyte coating machine, ion glue coating machine and the pad pasting mechanism that arrange in proper order along the pay-off direction, the pay-off direction is the direction of feed station to ejection of compact station, actuating mechanism be used for drive the pole piece material area by feed station extremely ejection of compact station removes, thick liquids coating machine, electrolyte coating machine, ion glue coating machine and pad pasting mechanism are used for forming thick liquids layer, electrolyte layer, ion glue layer and anti-sticking film layer on a side in pole piece material area in proper order.

According to the above technical scheme, the utility model provides an advantage and positive effect of production facility of solid-state electric core pole piece lie in:

the utility model provides a production facility of solid-state electric core pole piece, include the thick liquids coating machine, electrolyte coating machine, the ionic glue coating machine and the pad pasting mechanism that arrange in proper order along the pay-off direction, can form thick liquids layer, electrolyte layer, ionic glue layer and anti-sticking film layer in proper order on the side in pole piece material area in view of the above. Through the structure design, the utility model discloses can realize that the superiors are the pole piece material of the solid-state electric core of the three layer construction of ion glue film, be convenient for realize in the involution technology of follow-up pole piece material that the packing of ion glue film and utilize the electrolyte layer of the glued positive, negative pole piece of ion glue film, be favorable to promoting the stability of the electrolyte layer of positive, negative pole piece that follow-up technology was made. And, the utility model discloses can utilize anti-sticking film layer to avoid impurity, dust to adhere to on the ion glue film before the pole piece material is to closing, the pole piece material of being convenient for store and transport etc. are favorable to promoting the product quality of pole piece.

Drawings

The various objects, features and advantages of the present invention will become more apparent from the following detailed description of the preferred embodiments of the invention, when considered in conjunction with the accompanying drawings. The drawings are merely exemplary of the invention and are not necessarily to scale. In the drawings, like reference characters designate the same or similar parts throughout the different views. Wherein:

fig. 1 is a system diagram of a solid state cell pole piece manufacturing apparatus, according to an exemplary embodiment;

fig. 2 to 5 are respectively enlarged schematic views of portions of the production apparatus of the solid-state cell pole piece shown in fig. 1;

fig. 6 is a partially enlarged schematic view of a solid state cell pole piece manufacturing apparatus according to another exemplary embodiment;

fig. 7 is a system diagram of a production facility for solid state cell pole pieces, according to yet another exemplary embodiment;

fig. 8 to 11 are respectively enlarged partial schematic views of a production apparatus of a solid-state cell pole piece according to other several exemplary embodiments.

The reference numerals are explained below:

100. a slurry coater;

110. a detection unit;

200. an electrolyte coating machine;

300. an ionic glue coating machine;

410. a first roller;

420. pressing a plate;

510. a first leveling unit;

520. a second leveling unit;

610. a first drying unit;

620. a second drying unit;

630. a third drying unit;

710. a first press roll;

720. a second press roll;

730. a third press roll;

740. a fourth press roll;

810. a second roller;

820. a third roller;

900. a guide roller;

a. a substrate;

b. a slurry layer;

c. an electrolyte layer;

d. an ion glue layer;

e. an anti-adhesive film layer;

x is transverse direction;

y is the feeding direction.

Detailed Description

Exemplary embodiments that embody features and advantages of the invention are described in detail below. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the following description of various exemplary embodiments of the invention, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various exemplary structures, systems, and steps in which aspects of the invention may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present invention. Moreover, although the terms "over," "between," "within," and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., in accordance with the orientation of the examples described in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures to fall within the scope of the invention.

Referring to fig. 1, a system diagram of a production apparatus for solid-state cell pole pieces according to the present invention is representatively shown. In this exemplary embodiment, the production equipment of the solid-state cell pole piece provided by the present invention is described by taking the production preparation of the pole piece applied to the all-solid-state cell as an example. It will be readily appreciated by those skilled in the art that various modifications, additions, substitutions, deletions or other changes may be made to the embodiments described below in order to apply the inventive concepts of the present invention to the fabrication of pole pieces for other types of cells, and still fall within the scope of the principles of the apparatus for producing solid state cell pole pieces as set forth herein.

As shown in fig. 1, in an embodiment of the present invention, the production equipment for solid-state battery cell pole pieces includes a driving mechanism, a slurry coating machine 100, an electrolyte coating machine 200, an ion glue coating machine 300, and a film pasting mechanism. With reference to fig. 2 to 5, fig. 2 to 5 respectively show an enlarged schematic view of a plurality of parts of a production apparatus for solid-state cell pole pieces. The structure, connection mode and functional relationship of each main component of the production equipment for solid-state battery cell pole pieces provided by the present invention will be described in detail below with reference to the above drawings.

As shown in fig. 1 to 5, in an embodiment of the present invention, the driving mechanism is used for driving the pole piece material belt to move from the feeding station to the discharging station. The slurry coating machine 100, the electrolyte coating machine 200, the ion glue coating machine 300 and the film sticking mechanism are sequentially arranged along a feeding direction Y of the pole piece material strip, the feeding direction Y can be understood as a direction from a feeding station to a discharging station, and the slurry coating machine 100, the electrolyte coating machine 200, the ion glue coating machine 300 and the film sticking mechanism are used for sequentially forming a slurry layer b, an electrolyte layer, an ion glue layer d and an anti-sticking film layer e on one side surface of the pole piece material strip. Through the structure design, the utility model discloses can realize that the superiors are the pole piece material of the solid-state electric core of the three layer construction of ion glue film d, be convenient for realize in the involution technology of follow-up pole piece material that the packing of ion glue film d and utilize the electrolyte layer of the glued positive, negative pole piece of ion glue film d, be favorable to promoting the stability of the electrolyte layer of positive, negative pole piece that follow-up technology was made. And, the utility model discloses can utilize anti-sticking film layer e to avoid impurity, dust to adhere to on ion glue film d before pole piece material is to closing, the pole piece material's of being convenient for storage and transportation etc. are favorable to promoting the product quality of pole piece.

As shown in fig. 1 and fig. 2, in an embodiment of the present invention, the production equipment of solid-state cell pole piece may further include a first leveling unit 510, a first drying unit 610 and a first compression roller assembly. Specifically, the first leveling unit 510, the first drying unit 610 and the first press roll assembly are sequentially arranged between the slurry coating machine 100 and the electrolyte coating machine 200 along the feeding direction Y, the first leveling unit 510 is used for leveling the slurry on the pole piece material strip (i.e. leveling the uneven slurry into a planar layered structure), the first drying unit 610 is used for drying the slurry, the first press roll assembly includes two first press rolls 710 arranged in pairs, and the two first press rolls 710 respectively press against two opposite surfaces of the pole piece material strip (e.g. the upper surface of the slurry layer b and the lower surface of the substrate a shown in the figure), and the first press rolls 710 can compact the slurry accordingly. Through the structure design, the utility model discloses can realize flattening, stoving and the function of compacting via above-mentioned each equipment for the thick liquids of thick liquids coating machine 100 coating on substrate a surface finally forms level and smooth, inseparable, solid-state thick liquids layer b. In addition, through the compaction of first compression roller 710 to thick liquids layer b, the utility model discloses can also guarantee that thick liquids layer b is difficult for producing with the electrolyte layer of follow-up formation and mixes.

As shown in fig. 1 and fig. 2, the production equipment for solid-state cell pole pieces according to the present invention includes a structural design of the first leveling unit 510. In an embodiment of the present invention, the first leveling unit 510 may include a scraper. In some embodiments, the first leveling unit 510 may also adopt other structures with leveling function, such as a scraper, and the like, and is not limited to this embodiment.

Referring to fig. 8, a schematic partial enlarged view of a production apparatus for solid-state cell pole pieces according to the principles of the present invention in another exemplary embodiment is representatively illustrated in fig. 8, and a specific enlarged region thereof may refer to the enlarged region of fig. 2 and fig. 1.

As shown in fig. 8, based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of first compression roller subassembly in some embodiments of the utility model, first compression roller subassembly can be two (two pairs of first compression rollers 710 promptly), and two first compression roller subassemblies are along pay-off direction Y interval arrangement. Through the structure design, the utility model discloses can further optimize the compacting effect to thick liquids for the thick liquids layer b that forms is inseparabler, further avoids thick liquids layer b and the electrolyte layer production of follow-up formation to mix. In some embodiments, the number of the first roller assemblies may also be three or more, and is not limited to this embodiment.

Based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of first compression roller subassembly the utility model discloses an in the embodiment, two first compression rollers 710 of at least one first compression roller subassembly can be the drive roll, and this drive roll can convey the pole piece material area promptly, in other words, actuating mechanism can include at least one first compression roller subassembly. Through the structure design, the utility model discloses can utilize first compression roller assembly to realize simultaneously compacting and driven function.

As shown in fig. 1 and fig. 3, in an embodiment of the present invention, the production equipment of solid-state cell pole piece may further include a second leveling unit 520, a second drying unit 620 and a second compression roller assembly. Specifically, the second flattening unit 520, the second drying unit 620, and the second pressing roller assembly are sequentially arranged between the electrolyte coating machine 200 and the ion beam coating machine 300 along the feeding direction Y, the second flattening unit 520 is configured to flatten the electrolyte on the strip of electrode sheet material (i.e. flatten the uneven electrolyte into a planar layered structure), the second drying unit 620 is configured to dry the electrolyte, the second pressing roller assembly includes two second pressing rollers 720 arranged in pairs, and the two second pressing rollers 720 respectively press against two opposite surfaces of the strip of electrode sheet material (e.g. the upper surface of the electrolyte layer and the lower surface of the substrate a shown in the figure), and the second pressing rollers 720 can compact the electrolyte accordingly. Through the structure design, the utility model discloses can realize flattening, stoving and compact function via above-mentioned each equipment for electrolyte coating machine 200 coating finally forms level and smooth, inseparable, solid-state electrolyte layer at the electrolyte on thick liquids layer b surface.

As shown in fig. 1 and fig. 3, the production equipment for solid-state cell pole pieces according to the present invention includes the structural design of the second leveling unit 520, in an embodiment of the present invention, the second leveling unit 520 may include a scraper. In some embodiments, the second leveling unit 520 may also adopt other structures with leveling functions, such as a scraper, and the like, and is not limited to this embodiment.

Referring to fig. 9, a schematic partial enlarged view of a production apparatus for solid-state cell pole pieces according to the principles of the present invention in another exemplary embodiment is representatively shown in fig. 9, and a specific enlarged region thereof can refer to the enlarged region of fig. 3 and fig. 1.

As shown in fig. 9, based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of second compression roller assembly the utility model discloses an among some embodiments, second compression roller assembly can be two (two pairs of second compression rollers 720 promptly), and two second compression roller assemblies along pay-off direction Y interval arrangement. Through the structure design, the utility model discloses can further optimize the compact effect to the electrolyte for the electrolyte layer that forms is inseparabler. In some embodiments, the number of the second roller assemblies may also be three or more, and is not limited to this embodiment.

Based on the utility model provides a production facility of solid-state electric core pole piece includes second compression roller 720's structural design the utility model discloses an embodiment, two second compression rollers 720 of at least one second compression roller subassembly can be the drive roll, and this drive roll can convey the pole piece material area promptly, in other words, actuating mechanism can include at least one second compression roller subassembly. Through the structure design, the utility model discloses can utilize second compression roller assembly to realize simultaneously compacting and driven function.

As shown in fig. 1 and fig. 4, in an embodiment of the present invention, the production equipment of solid-state cell pole pieces provided by the present invention may further include a third drying unit 630 and a third compression roller assembly. Specifically, the third drying unit 630 and the third pressing roller assembly are sequentially arranged between the ion glue coater 300 and the film sticking mechanism along the feeding direction Y, the third drying unit 630 is used for drying the ion glue, the third pressing roller assembly includes two third pressing rollers 730 arranged in pairs, the two third pressing rollers 730 respectively press against two opposite surfaces of the pole piece material strip (for example, the upper surface of the ion glue layer d and the lower surface of the substrate a shown in the figure), and the third pressing rollers 730 can compact the ion glue and realize that the ion glue is partially filled into the dielectric layer c. Through the structure design, the utility model discloses can realize drying and the function of compacting via above-mentioned each equipment for the ionic glue coating machine 300 coating finally forms level and smooth, inseparable, solid-state ionic glue layer d at the ionic glue on electrolyte layer surface.

Referring to fig. 10, a partially enlarged schematic view of a production apparatus for solid-state cell pole pieces according to the principles of the present invention in another exemplary embodiment is representatively illustrated in fig. 10, and a specific enlarged region thereof may refer to fig. 4 and the enlarged region of fig. 1.

As shown in fig. 10, based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of third compression roller assembly the utility model discloses an among some embodiments, third compression roller assembly can be two (two pairs of third compression roller 730 promptly), and two third compression roller assemblies along pay-off direction Y interval arrangement. Through the structure design, the utility model discloses can further optimize the compact effect to the ionic glue for the ionic glue fills into in the dielectric layer c more fully. In some embodiments, the number of the third roller assemblies may also be three or more, and is not limited to this embodiment.

Based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of third compression roller 730 the utility model discloses an in the embodiment, two third compression rollers 730 of at least one third compression roller subassembly can be the drive roll, and this drive roll can convey the pole piece material area promptly, in other words, actuating mechanism can include at least one third compression roller subassembly. Through the structure design, the utility model discloses can utilize third compression roller subassembly to realize simultaneously that the compaction is close and driven function.

As shown in fig. 1 and 5, in an embodiment of the present invention, the film sticking mechanism may include a first roller 410 and a pressing plate 420. Specifically, the first roller 410 is used to arrange a roll of release film, and the pressing plate 420 is used to press the release film tape protruding from the roll of release film tape against the polar sheet tape, specifically against the ionic adhesive layer d, thereby forming the release film layer e attached to the surface of the ionic adhesive layer d. Through the structure design, the utility model discloses can realize that the anti-sticking film covers automatically on the ion glue film d in pole piece material area in the motion process in pole piece material area.

Based on the structural design that pad pasting mechanism includes clamp plate 420 in the embodiment of the utility model, pad pasting mechanism can include two clamp plates 420, and these two clamp plates 420 are along horizontal X interval arrangement, and this horizontal X perpendicular to pay-off direction Y is parallel to the surface in pole piece material area. Through the structure design, the utility model discloses can assemble more easily, can realize that two clamp plates 420 adopt bayonet mode to arrange on the anti-sticking film from both sides to can adjust the elasticity degree of the anti-sticking film of pole piece both sides respectively, further realize the control to the dyestripping direction when the dyestripping in view of the above. In some embodiments, the film-sticking mechanism may also include only one integrated pressing plate, so that one pressing plate can be used to press all the anti-sticking films on the transverse direction X onto the ion glue layer d, thereby avoiding the generation of an uncompressed gap in the anti-sticking films and avoiding the risk of scratching the anti-sticking films by the sharp corners of the pressing plate.

As shown in fig. 1 and 5, in an embodiment of the present invention, the apparatus for producing solid-state cell pole pieces may further include a fourth roller assembly, and the fourth roller assembly is located between the film sticking mechanism and the discharging station. The fourth pressing roller assembly comprises two fourth pressing rollers 740 arranged in pairs, and the two fourth pressing rollers 740 are arranged in pairs and respectively pressed against two opposite surfaces (such as the upper surface of the release film layer e and the lower surface of the substrate a shown in the figure) of the pole piece material strip. Through the structure design, the utility model discloses can optimize the compact effect to anti-sticking film.

Referring to fig. 11, a partially enlarged schematic view of a production apparatus for solid-state cell pole pieces according to the principles of the present invention in another exemplary embodiment is representatively illustrated in fig. 11, and a specific enlarged region thereof may refer to fig. 5 and the enlarged region of fig. 1.

As shown in fig. 11, based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of fourth compression roller subassembly in some embodiments of the utility model, the fourth compression roller subassembly can be two (two pairs of fourth compression rollers 740 promptly), and two fourth compression roller subassemblies are along pay-off direction Y interval arrangement. Through the structure design, the utility model discloses can further optimize the compact effect to anti-sticking film for the anti-sticking film layer e that forms is inseparabler. In some embodiments, the number of the fourth roller assemblies may also be three or more, and is not limited to this embodiment.

Based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of fourth compression roller 740 the utility model discloses an in the embodiment, two fourth compression rollers 740 of at least one fourth compression roller subassembly can be the drive roll, and this drive roll can convey the pole piece material area promptly, in other words, actuating mechanism can include at least one fourth compression roller subassembly. Through the structure design, the utility model discloses can utilize fourth compression roller subassembly to realize simultaneously that the compaction is close and driven function.

Referring to fig. 6, a partially enlarged view of a solid-state cell pole piece manufacturing apparatus capable of embodying the principles of the present invention in another exemplary embodiment is representatively illustrated in fig. 6, and a specific enlarged region thereof may refer to fig. 5 and the enlarged region of fig. 1.

As shown in fig. 6, in an embodiment of the present invention, the utility model provides a production facility of solid-state electric core pole piece can also include second roller 810, and this second roller 810 is located ejection of compact station and is used for rolling pole piece material area, and second roller 810 can convey pole piece material area for the power roller bearing, and actuating mechanism includes second roller 810. Through the structure design, the utility model discloses can realize three layer construction and paste the automatic rolling in the pole piece material area with dustproof film layer, be convenient for storage and transportation are convenient for simultaneously follow-up unreeling to closing in the technology and are arranged. And simultaneously, work as the utility model discloses when ejection of compact station carries out the rolling to the pole piece material area that has prepared, prevent sinking the camouflage layer and can further play the glutinous problem of gluing of avoiding coiling back adjacent layer (for example, it is glutinous to produce between the ion glue film d in round pole piece material area and the base material a in the different circle pole piece material area of the spirit of its inner circle to glue). In some embodiments, the prepared pole piece material belt of the present invention can also be directly conveyed to the equipment of the downstream process via the conveying mechanism without the need of setting the above rolling structure, and the present invention is not limited to this embodiment.

As shown in fig. 1 and fig. 2, in an embodiment of the present invention, the production equipment for solid-state cell pole pieces provided by the present invention may further include a third roller 820, and the third roller 820 is located at the feeding station and can be used for arranging a pole piece material roll.

As shown in fig. 1, fig. 2 and fig. 5, in an embodiment of the present invention, the apparatus for producing solid-state battery cell pole pieces may further include a pair of guide rollers 900, and the same pair of guide rollers 900 respectively press against two opposite surfaces of the pole piece material strap. Through the structure design, the utility model discloses can utilize guide roll 900 to realize spacing and the direction in pole piece material area, guarantee the accurate direction of transfer in pole piece material area, further promote the stability of production facility and the quality of product.

As shown in fig. 1, fig. 2 and fig. 5, based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of guide roll 900 in the utility model discloses an embodiment, guide roll 900 can be at least two pairs, and at least two pairs of guide roll 900 are located respectively between thick liquids coating machine 100 and the feeding station and between pad pasting mechanism and the ejection of compact station.

Based on the utility model provides a production facility of solid-state electric core pole piece includes the structural design of guide roll 900 the utility model discloses an in the embodiment, at least a pair of guide roll 900 can be the drive roll, and this drive roll can convey the pole piece material area promptly, in other words, actuating mechanism can include at least a pair of guide roll 900. Through the structure design, the utility model discloses can utilize guide roll 900 to realize direction and driven function simultaneously.

It should be noted that in some embodiments of the present invention, the aforementioned first pressing roller 710, second pressing roller 720, third pressing roller 730 and fourth pressing roller 740 can be driving rollers, thereby avoiding the individual pressing roller from failing to influence the material conveying function, and meanwhile avoiding the pole piece damage or even the breakage when the rotating speed of the individual pressing roller is not coordinated. In some embodiments, at least the third pressure roller 730 and the fourth pressure roller 740 may employ a driving roller and the first pressure roller 710 and the second pressure roller 720 may employ a driven roller. Furthermore, when the first pressing roller 710, the second pressing roller 720, the third pressing roller 730, the fourth pressing roller 740 and the guiding roller 900 are arranged at the same time, only the guiding roller 900 may be designed as a driving roller, that is, the first pressing roller 710, the second pressing roller 720, the third pressing roller 730 and the fourth pressing roller 740 may all be driven rollers, that is, only the guiding roller 900 is used to realize the transmission driving of the pole piece material belt. Furthermore, in other embodiments of the present invention, when the first pressing roller 710, the second pressing roller 720, the third pressing roller 730, the fourth pressing roller 740 and the guiding roller 900 are provided at the same time, at least one of the guiding roller 900 and the first pressing roller 710, the second pressing roller 720 and the third pressing roller 730 may be respectively designed as a driving roller, that is, the guiding roller 900 and at least one of the first pressing roller 710, the second pressing roller 720 and the third pressing roller 730 may be used to realize the transmission driving of the pole piece material strip, and further, the guiding roller 900 may be used as a main function realizing part and the first pressing roller 710, the second pressing roller 720 and the third pressing roller 730 may be used as a secondary function realizing part for the transmission driving function of the pole piece material strip, so as to further realize the guarantee of the transmission driving function of the guiding roller 900 and realize the compaction function of each pressing roller preferentially.

Referring to fig. 7, a system diagram of a solid state cell pole piece manufacturing apparatus in another exemplary embodiment that can embody principles of the present disclosure is representatively illustrated in fig. 7.

As shown in fig. 7, the utility model provides an in an embodiment, the utility model provides a production facility of solid-state electric core pole piece can also include detecting element 110, and this detecting element 110 can be used for detecting whether pole piece material area breaks to control each active component (for example each drive roll, each stoving unit, each feedway etc.) stop work and send out the warning when detecting element 110 detects pole piece material area and breaks. Through the structure design, the utility model discloses can guarantee that whole equipment can corresponding shut down rapidly and report to the police when the pole piece material area breaks off unusually, lifting means's whole security avoids causing the material extravagant simultaneously.

As shown in fig. 7, the production equipment based on solid-state cell pole pieces includes the structural design of the detection unit 110, in an embodiment of the present invention, the detection unit 110 may include at least three, and these three detection units 110 may be respectively disposed at the downstream of the first drying unit 610, the second drying unit 620, and the third drying unit 630. Through the structure design, because the material area is through the heating of drying unit stoving and the temperature variation after the output is most violent, other technology positions relatively take place the fracture more easily in the material area this moment, the utility model discloses adopt above-mentioned mode to arrange detecting element 110, be favorable to more accurate, sensitively realizing that the fracture detects and shut down the warning. In some embodiments, the detecting unit 110 may be disposed at any other possible position, and the detecting unit 110 may have only one, two, four or more, all of which are not limited in this embodiment.

It is noted herein that the production equipment for solid state cell pole pieces shown in the drawings and described in the present specification is but a few examples of the many types of production equipment that can employ the principles of the present invention. It should be clearly understood that the principles of the present invention are in no way limited to any details or any components of the solid state cell pole piece manufacturing apparatus shown in the drawings or described in the present specification.

To sum up, the utility model provides a production facility of solid-state electric core pole piece, include the thick liquids coating machine 100, electrolyte coating machine 200, the ionic glue coating machine 300 and the pad pasting mechanism that arrange in proper order along pay-off direction Y, can form thick liquids layer b, electrolyte layer, ionic glue layer d and antiseized rete e in proper order on the side in pole piece material area in view of the above. Through the structure design, the utility model discloses can realize that the superiors are the pole piece material of the solid-state electric core of the three layer construction of ion glue film d, be convenient for realize in the involution technology of follow-up pole piece material that the packing of ion glue film d and utilize the electrolyte layer of the glued positive, negative pole piece of ion glue film d, be favorable to promoting the stability of the electrolyte layer of positive, negative pole piece that follow-up technology was made. And, the utility model discloses can utilize anti-sticking film layer e to avoid impurity, dust to adhere to on ion glue film d before pole piece material is to closing, the pole piece material's of being convenient for storage and transportation etc. are favorable to promoting the product quality of pole piece.

Exemplary embodiments of a production device for solid-state cell pole pieces according to the present invention are described and/or illustrated in detail above. Embodiments of the invention are not limited to the specific embodiments described herein, but rather, components and/or steps of each embodiment may be utilized independently and separately from other components and/or steps described herein. Each component and/or step of one embodiment can also be used in combination with other components and/or steps of other embodiments. When introducing elements/components/etc. described and/or illustrated herein, the articles "a," "an," and "the" are intended to mean that there are one or more of the elements/components/etc. The terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc. Furthermore, the terms "first" and "second" and the like in the claims and the description are used merely as labels, and are not numerical limitations of their objects.

While the apparatus for producing solid state cell pole pieces in accordance with the present invention has been described in terms of various specific embodiments, those skilled in the art will recognize that the invention can be practiced with modification within the spirit and scope of the claims.

Claims (19)

1. The utility model provides a production facility of solid-state electric core pole piece, its characterized in that, includes actuating mechanism and follows thick liquids coating machine, electrolyte coating machine, the gluey coating machine of ion and the pad pasting mechanism that the pay-off direction arranged in proper order, the pay-off direction is the direction of feeding station to ejection of compact station, actuating mechanism be used for driving the pole piece material area by the feeding station extremely ejection of compact station removes, thick liquids coating machine, electrolyte coating machine, the gluey coating machine of ion and pad pasting mechanism are used for forming thick liquids layer, electrolyte layer, ion glue film and anti-sticking film layer in proper order on a side in pole piece material area.

2. The apparatus of claim 1, further comprising a first leveling unit, a first drying unit, and a first pressing roller assembly, wherein the first leveling unit, the first drying unit, and the first pressing roller assembly are sequentially disposed between the slurry coating machine and the electrolyte coating machine along the feeding direction, the first leveling unit is configured to level the slurry on the pole piece material strip, the first drying unit is configured to dry the slurry, the first pressing roller assembly includes two first pressing rollers disposed in pair, and the two first pressing rollers respectively press against two opposite surfaces of the pole piece material strip.

3. The apparatus of claim 2, wherein:

the first leveling unit includes a squeegee; and/or

The production equipment of the solid-state cell pole piece comprises at least two first compression roller assemblies, wherein the at least two first compression roller assemblies are arranged at intervals along the feeding direction.

4. The apparatus according to claim 1, further comprising a second leveling unit, a second drying unit, and a second pressing roller assembly, wherein the second leveling unit, the second drying unit, and the second pressing roller assembly are sequentially disposed between the electrolyte coating machine and the ion glue coating machine along the feeding direction, the second leveling unit is configured to level the electrolyte on the pole piece material strap, the second drying unit is configured to dry the electrolyte, the second pressing roller assembly includes two second pressing rollers disposed in pair, and the two second pressing rollers respectively press against two opposite surfaces of the pole piece material strap.

5. The apparatus of claim 4, wherein:

the second leveling unit includes a squeegee; and/or

The production equipment of the solid-state cell pole piece comprises at least two second compression roller assemblies, and the at least two second compression roller assemblies are arranged at intervals along the feeding direction.

6. The apparatus of claim 1, further comprising a third drying unit and a third pressing roller assembly, wherein the third drying unit and the third pressing roller assembly are sequentially arranged between the ion glue coater and the film sticking mechanism along the feeding direction, the third drying unit is configured to dry the ion glue, the third pressing roller assembly includes two third pressing rollers arranged in pairs, and the two third pressing rollers respectively press against two opposite surfaces of the pole piece material strap.

7. The apparatus of claim 6, wherein the apparatus comprises at least two third platen assemblies, and the at least two third platen assemblies are spaced apart along the feeding direction.

8. The apparatus of claim 1, wherein the lamination mechanism comprises a first roller for arranging a roll of release film, and a platen for pressing a strip of release film material extending from the roll of release film material against the strip of pole material.

9. The apparatus of claim 8, wherein the lamination mechanism comprises two pressing plates, and the two pressing plates are spaced apart from each other in a transverse direction, the transverse direction being perpendicular to the feeding direction and parallel to the surface of the pole piece material tape.

10. The apparatus of claim 8, wherein the lamination mechanism comprises a platen covering the web in a transverse direction, the transverse direction being perpendicular to the feeding direction and parallel to the surface of the web of pole pieces.

11. The apparatus of claim 1, further comprising a fourth pressing roller assembly, wherein the fourth pressing roller assembly is disposed on a side of the film sticking mechanism away from the ion glue coater, and comprises two pair of fourth pressing rollers, and the two fourth pressing rollers respectively press against two opposite surfaces of the pole piece material strip.

12. The apparatus of claim 11, wherein the apparatus comprises at least two fourth roller assemblies, and the at least two fourth roller assemblies are spaced apart along the feeding direction.

13. The apparatus of claim 1, further comprising a first roller assembly, a second roller assembly, a third roller assembly, and a fourth roller assembly, wherein the first roller assembly is disposed between the slurry coater and the electrolyte coater and includes two first rollers arranged in pairs, the second roller assembly is disposed between the electrolyte coater and the ion glue coater and includes two second rollers arranged in pairs, the third roller assembly is disposed between the ion glue coater and the film pasting mechanism and includes two third rollers arranged in pairs, the fourth roller assembly is disposed on a side of the film pasting mechanism away from the ion glue coater and includes two fourth rollers arranged in pairs, and the two first rollers, the two second rollers, the two third rollers, and the two fourth rollers press against two opposite surfaces of the pole piece respectively.

14. The apparatus for producing solid-state cell pole pieces according to claim 13, wherein at least one of the first pressing roller assembly, the second pressing roller assembly, the third pressing roller assembly, and the fourth pressing roller assembly is a driving roller, and the others are driven rollers.

15. The apparatus of claim 14, wherein:

the first compression roller assembly, the second compression roller assembly, the third compression roller assembly and the fourth compression roller assembly are all driving rollers; or

The first compression roller assembly and the second compression roller assembly are driven rollers, and the third compression roller assembly and the fourth compression roller assembly are driving rollers.

16. The apparatus of claim 1, further comprising a second roller, the second roller being located at the outfeed station and configured to wind the strip of pole pieces, the second roller being a powered roller capable of conveying the strip of pole pieces, and the drive mechanism including the second roller.

17. The apparatus of claim 1, further comprising a third roller positioned at the feed station and configured to dispose a roll of pole pieces.

18. The apparatus of claim 1, further comprising a pair of guide rollers, wherein two of the guide rollers of the same pair respectively press against opposite surfaces of the pole piece strip.

19. The apparatus of claim 18, wherein:

the production equipment of the solid-state battery cell pole piece comprises at least two pairs of guide rollers, wherein the at least two pairs of guide rollers are respectively positioned between the slurry coating machine and the feeding station and between the film sticking mechanism and the discharging station; and/or

At least a pair of guide rollers is the drive roll and can convey the pole piece material area, actuating mechanism includes at least a pair of guide rollers.

Images