CN211428202U

CN211428202U - Sealing device behind plastic-aluminum membrane packing electricity core

Info

Publication number: CN211428202U
Application number: CN202020305261.5U
Authority: CN
Inventors: 成大安
Original assignee: Jiangxi Yutian Technology Co ltd
Current assignee: Jiangxi Yutian Technology Co ltd
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-09-04
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses a closing device behind plastic-aluminum membrane packing electricity core relates to sealing equipment technical field, including processing case, cylinder, holding down plate and pressure head, fixed surface is connected with and the corresponding location hot plate of pressure head under the inside of processing case, and the inside bilateral symmetry fixedly connected with supporting shoe of processing case, spacing hole has been seted up at the middle part of two supporting shoes, and first spacing groove has been seted up at the top in spacing hole, and the inside swing joint in spacing hole has the anti-migration support column, and the top of preventing the anti-migration support column runs through spacing hole and fixedly connected with limiting plate. This closing device behind plastic-aluminum membrane packing electricity core reciprocates through cylinder drive holding down plate and pressure head, sets up through the cooperation of two spacing holes and two anti-migration support columns, enables holding steadily in holding down plate and the pressure head reciprocates, can further provide spacingly to anti-migration support column through two perforation, makes pressure head and location hot plate location butt joint more stable, improves the quality of sealing to the plastic-aluminum membrane.

Description

Sealing device behind plastic-aluminum membrane packing electricity core

Technical Field

The utility model relates to a sealing equipment technical field specifically is a sealing device behind plastic-aluminum membrane packing electricity core.

Background

The lithium ion secondary rechargeable battery is composed of a battery core and a protection circuit board, wherein the protection circuit board is removed from the rechargeable battery to form the battery core which is a power storage part in the rechargeable battery, and the quality of the battery core directly determines the quality of the rechargeable battery. The existing aluminum-plastic film needs to process the sealing position of the aluminum-plastic film through sealing equipment after packaging the electric core, and the existing sealing equipment has poor sealing stability and low sealing quality when processing the sealing position of the aluminum-plastic film.

Therefore, it is necessary to provide a sealing device for packaging a battery cell with an aluminum-plastic film to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a closing device behind plastic-aluminum membrane packing electricity core to the sealing equipment who provides among the above-mentioned background art is relatively poor to the sealing stability of plastic-aluminum membrane, seals the quality low, seals with pressure head structure fixed, adds the problem of awkward man-hour to sealing of different specifications.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a sealing device behind an aluminum plastic film packaged battery cell comprises a processing box, a cylinder, a lower pressing plate and a pressing head, wherein the lower surface of the inside of the processing box is fixedly connected with a positioning heating plate corresponding to the pressing head, supporting blocks are symmetrically and fixedly connected with the two sides of the inside of the processing box, limiting holes are formed in the middle parts of the two supporting blocks, a first limiting groove is formed in the top part of each limiting hole, an anti-deviation supporting column is movably connected in the limiting hole, the top part of the anti-deviation supporting column penetrates through the limiting holes and is fixedly connected with a limiting plate, supporting cylinders are symmetrically and fixedly connected with the two sides of the lower surface of the inside of the processing box, springs are fixedly connected with the lower surface of the inside of each supporting cylinder, supporting plates are fixedly connected with the upper surface of each spring, and the bottoms of the two anti-deviation supporting columns respectively penetrate, two prevent the middle part of skew support column respectively with the both ends fixed connection of holding down plate, the mounting groove has been seted up to the bottom of holding down plate, one side of mounting groove has been seted up and has been accomodate the groove, the inside movable mounting who accomodates the groove has fixed push pedal, the outer lane of one side fixedly connected with bearing of fixed push pedal, accomodate one side set up threaded hole in groove, the inside movable mounting of screw hole has the threaded rod, the one end of threaded rod run through the screw hole and with the inner circle fixed connection of bearing, the top fixedly connected with of pressure head and the L type dop of mounting groove looks adaptation.

Preferably, the diameter of the two anti-deviation supporting columns is the same, and the outer surfaces of the two anti-deviation supporting columns are respectively attached to the inner surfaces of the two limiting holes.

Preferably, the outer surface of the limiting plate is attached to the inner surface of the supporting cylinder, and the limiting plate is of a square block structure.

Preferably, the limiting plate is provided with a plurality of leak holes, and the leak holes are distributed in an annular array by taking the central point of the limiting plate as a circle center.

Preferably, the two anti-deviation supporting columns are parallel to each other, and the two through holes respectively correspond to the two anti-deviation supporting columns.

Preferably, the outer surface of the support plate is attached to the inner surface of the support cylinder.

Preferably, the L-shaped clamping head is matched with the mounting groove, and one side of the L-shaped clamping head is parallel to one side of the fixed push plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a closing device behind plastic-aluminum membrane packing electricity core possesses following beneficial effect:

1. this closing device behind plastic-aluminum membrane packing electricity core reciprocates through cylinder drive holding down plate and pressure head, sets up through the cooperation of two spacing holes and two anti-migration support columns, enables holding steadily in holding down plate and the pressure head reciprocates, can further provide spacingly to anti-migration support column through two perforation, makes pressure head and location hot plate location butt joint more stable, improves the quality of sealing to the plastic-aluminum membrane.

2. This closing device behind plastic-aluminum membrane packing electricity core, through the butt joint of L type dop and mounting groove, can install the pressure head, can change the installation to the pressure head of multiple different specifications, when needs seal the plastic-aluminum membrane packing of different specifications, to the pressure head change can, improve the flexibility that closing device used.

Drawings

FIG. 1 is a front view of the sealing device of the present invention;

FIG. 2 is a schematic front sectional view of the sealing device of the present invention;

FIG. 3 is a schematic side sectional view of the lower platen structure of the present invention;

fig. 4 is a schematic top view of the structure of the limiting plate of the present invention.

In the figure: 1. a processing box; 2. a cylinder; 3. a lower pressing plate; 4. a pressure head; 5. positioning the heating plate; 6. a support block; 7. a limiting hole; 8. a first limit groove; 9. an anti-migration support column; 10. a limiting plate; 11. a support cylinder; 12. a spring; 13. a support plate; 14. perforating; 15. mounting grooves; 16. a receiving groove; 17. fixing the push plate; 18. a bearing; 19. a threaded hole; 20. a threaded rod; 21. an L-shaped chuck; 22. and (4) a leak hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, a rear sealing device for an aluminum-plastic film packaged battery cell comprises a processing box 1, a cylinder 2, a lower pressing plate 3 and a pressing head 4, wherein a positioning heating plate 5 corresponding to the pressing head 4 is fixedly connected to the inner lower surface of the processing box 1, supporting blocks 6 are symmetrically and fixedly connected to two sides of the interior of the processing box 1, a limiting hole 7 is formed in the middle of each of the two supporting blocks 6, a first limiting groove 8 is formed in the top of each limiting hole 7, an anti-deviation supporting column 9 is movably connected to the interior of each limiting hole 7, the diameters of the two anti-deviation supporting columns 9 are the same, the outer surfaces of the two anti-deviation supporting columns 9 are respectively attached to the inner surfaces of the two limiting holes 7, the two anti-deviation supporting columns 9 are parallel to each other, two through holes 14 respectively correspond to the two anti-deviation supporting columns 9, the top, the two sides of the inner lower surface of the processing box 1 are symmetrically and fixedly connected with supporting cylinders 11, the outer surface of a limiting plate 10 is attached to the inner surface of the supporting cylinders 11, the limiting plate 10 is of a square block structure, a plurality of leak holes 22 are formed in the limiting plate 10, the leak holes 22 are distributed in an annular array by taking the central point of the limiting plate 10 as the center of a circle, springs 12 are fixedly connected to the inner lower surface of the supporting cylinder 11, supporting plates 13 are fixedly connected to the upper surfaces of the springs 12, the outer surface of the supporting plate 13 is attached to the inner surface of the supporting cylinder 11, the bottoms of two anti-deviation supporting columns 9 respectively penetrate through the two ends of the lower pressing plate 3 and the two through holes 14 and are fixedly connected to the upper surface of the supporting plate 13, the middle parts of the two anti-deviation supporting columns 9 are respectively fixedly connected to the two ends of the lower pressing plate 3, mounting grooves 15 are formed in the bottom of the lower, the outer lane of one side fixedly connected with bearing 18 of fixed push pedal 17, accomodate one side of groove 16 and seted up threaded hole 19, the inside movable mounting of threaded hole 19 has threaded rod 20, threaded rod 20's one end run through threaded hole 19 and with the inner circle fixed connection of bearing 18, the top fixedly connected with of pressure head 4 and the L type dop 21 of mounting groove 15 looks adaptation, L type dop 21 and mounting groove 15 looks adaptation, one side of L type dop 21 is parallel to each other with one side of fixed push pedal 17.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle is as follows: when the sealing device is used, the sealing end of an aluminum plastic film packaging electric core to be processed is placed at the butt joint of the pressure head 4 and the positioning heating plate 5, the sealing end is heated through the positioning heating plate 5, the lower pressure plate 3 and the pressure head 4 are driven to be pressed downwards through the air cylinder 2, the pressure head 4 is butt jointed with the positioning heating plate 5, the sealing end of the aluminum plastic film packaging electric core is sealed, the air cylinder 2 drives the lower pressure plate 3 to move downwards, the bottom of the anti-deviation supporting column 9 presses the supporting plate 13 and the spring 12 downwards in the supporting cylinder 11, meanwhile, the two limiting plates 10 synchronously move upwards and downwards in the two first limiting grooves 8, so that the stability of the pressure head 4 in moving upwards and downwards is improved, the pressure is smaller when the limiting plates 10 move upwards through the leakage holes 22, the movement is more flexible, and a user can pass through the matching of the threaded rod 20 and the threaded hole 19 when sealing ends of aluminum plastic film packaging electric, the fixed push plate 17 is received in the receiving groove 16, the pressure head 4 is pulled out backward, the replaced pressure head 4 is inserted from the bottom of the mounting groove 15 and moves forward, the threaded rod 20 is rotated in the opposite direction, and the replaced pressure head 4 is fixed by tightly attaching one side of the fixed push plate 17 to one side of the L-shaped chuck 21.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a closing device behind plastic-aluminum membrane packing electricity core, includes processing case (1), cylinder (2), holding down plate (3) and pressure head (4), its characterized in that: the inside lower surface fixedly connected with of processing case (1) and pressure head (4) corresponding location hot plate (5), the inside bilateral symmetry fixedly connected with supporting shoe (6) of processing case (1), two spacing hole (7) have been seted up at the middle part of supporting shoe (6), first spacing groove (8) have been seted up at the top of spacing hole (7), the inside swing joint of spacing hole (7) has anti-migration support column (9), the top of anti-migration support column (9) runs through spacing hole (7) and fixedly connected with limiting plate (10), the inside lower surface bilateral symmetry fixedly connected with supporting cylinder (11) of processing case (1), the inside lower surface fixedly connected with spring (12) of supporting cylinder (11), the upper surface fixedly connected with backup pad (13) of spring (12), two the bottom of anti-migration support column (9) is respectively run through the both ends of holding down plate (3) and two perforation (14) and with the bottom of holding down plate (3) and pass through with two perforation (14) Last fixed surface of backup pad (13) is connected, two prevent the middle part of skew support column (9) respectively with the both ends fixed connection of holding down plate (3), mounting groove (15) have been seted up to the bottom of holding down plate (3), one side of mounting groove (15) has been seted up and has been accomodate groove (16), the inside movable mounting who accomodates groove (16) has fixed push pedal (17), the outer lane of one side fixedly connected with bearing (18) of fixed push pedal (17), accomodate one side of groove (16) and seted up threaded hole (19), the inside movable mounting of threaded hole (19) has threaded rod (20), the one end of threaded rod (20) run through threaded hole (19) and with the inner circle fixed connection of bearing (18), the top fixedly connected with of pressure head (4) and L type dop (21) of mounting groove (15) looks adaptation.

2. The aluminum-plastic film packaging battery cell rear sealing device of claim 1, characterized in that: the two deviation-preventing supporting columns (9) are the same in diameter, and the outer surfaces of the two deviation-preventing supporting columns (9) are respectively attached to the inner surfaces of the two limiting holes (7).

3. The aluminum-plastic film packaging battery cell rear sealing device of claim 1, characterized in that: the outer surface of the limiting plate (10) is attached to the inner surface of the supporting cylinder (11), and the limiting plate (10) is of a square block structure.

4. The aluminum-plastic film packaging battery cell rear sealing device of claim 1, characterized in that: the limiting plate (10) is provided with a plurality of leakage holes (22), and the plurality of leakage holes (22) are distributed in an annular array by taking the central point of the limiting plate (10) as the circle center.

5. The aluminum-plastic film packaging battery cell rear sealing device of claim 1, characterized in that: the two anti-deviation supporting columns (9) are parallel to each other, and the two through holes (14) correspond to the two anti-deviation supporting columns (9) respectively.

6. The aluminum-plastic film packaging battery cell rear sealing device of claim 1, characterized in that: the outer surface of the supporting plate (13) is attached to the inner surface of the supporting cylinder (11).

7. The aluminum-plastic film packaging battery cell rear sealing device of claim 1, characterized in that: l type dop (21) and mounting groove (15) looks adaptation, one side of L type dop (21) is parallel to each other with one side of fixed push pedal (17).