CN212042975U

CN212042975U - Utmost point ear cutting device is used in lithium cell production and processing

Info

Publication number: CN212042975U
Application number: CN202020517930.5U
Authority: CN
Inventors: 杨华
Original assignee: Shenzhen Glida Electronics Co ltd
Current assignee: Shenzhen Glida Electronics Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-12-01
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses a pole ear cutting device for lithium battery production and processing, which comprises a support leg, wherein the top of the support leg is fixed with a workbench, two ends of the workbench are symmetrically provided with fixed rice, the top ends of the fixed plates are connected with each other through a loading plate, the bottom of the loading plate is provided with an installing head, the middle of the installing head is fixedly connected with a hydraulic cylinder, the bottom end of the hydraulic cylinder is horizontally fixed with a lifting rod, the middle of the bottom of the lifting rod is fixed with a knife group, the middle of the top of the workbench is provided with a cutting plate, the pole ear cutting device for lithium battery production and processing, by clamping a battery core into a battery core clamping groove, a pole ear at one end is corresponding to a pole ear limiting groove, a U-shaped frame is overturned, a positioning shaft is arranged between a positioning hole and a positioning groove, the position of the pole ear is fixed by a pressing rod, then the hydraulic cylinder is started, and the pole ear is, thereby avoiding producing sharp corners, cutting in batches and having high working efficiency.

Description

Utmost point ear cutting device is used in lithium cell production and processing

Technical Field

The utility model relates to a cutting device, in particular to utmost point ear cutting device is used in lithium cell production and processing belongs to lithium cell processing equipment technical field.

Background

The tab is one of the raw materials of the lithium ion polymer battery product. For example, the tabs are needed for mobile phone batteries, bluetooth batteries, notebook batteries and the like used in our lives. The battery is divided into a positive electrode and a negative electrode, the tabs are metal conductors leading out the positive electrode and the negative electrode from the battery core, the ears of the positive electrode and the negative electrode of the battery are contact points during charging and discharging in a popular way, and the contact points are not copper sheets seen on the outer surface of the battery but are connected in the battery. The tab is divided into three materials, the positive pole of the battery uses aluminum material, the negative pole uses nickel material, the negative pole also has copper nickel plating material, they are all compounded by film and metal strap. After the tab welding is finished, one more section at the welding position needs to be cut.

The existing tab is a thin copper sheet or aluminum sheet, the phenomenon that the tab is inclined and uneven in length easily occurs after the battery tab is cut, the edge and the corner of the scissor are sharp, a diaphragm is easily punctured, short circuit is caused, and normal use of the lithium battery is influenced. Therefore, the improvement is made, and the tab cutting device for the lithium battery production and processing is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a utmost point ear cutting device is used in lithium cell production and processing to solve traditional utmost point ear that proposes in the above-mentioned background art and be thinner copper sheet or aluminum sheet, very easily appear utmost point ear slope and the uneven phenomenon of length after cuting battery pole ear, and the scissors is pruned edge and bight and more sharp-pointed, punctures the diaphragm easily, causes the short circuit, influences the problem of lithium cell normal use.

In order to achieve the above object, the utility model provides a following technical scheme: a tab cutting device for lithium battery production and processing comprises a supporting leg, wherein a workbench is fixed at the top of the supporting leg, fixing plates are symmetrically arranged at two ends of the workbench, the top ends of the fixing plates are connected with each other through a carrying plate, an installing head is arranged at the bottom of the carrying plate, a hydraulic cylinder is fixedly connected in the middle of the installing head, a lifting rod is horizontally fixed at the bottom end of the hydraulic cylinder, a cutter set is fixed in the middle of the bottom of the lifting rod, a cutting plate is arranged in the middle of the top of the workbench, a positioning plate strip is fixed at one side of the cutting plate, electric core clamping grooves are formed in the positioning plate strip at equal intervals, a U-shaped frame is rotatably connected at the top of the positioning plate strip through a rotating shaft, positioning grooves are symmetrically formed in the outer sides of two ends of the U-shaped frame, positioning holes corresponding to the, and a lug limiting groove corresponding to the battery cell clamping groove is formed in the middle of the cutting plate, and a guide rail is arranged in the middle of the inner side of the fixing plate.

As an optimized technical scheme of the utility model, lifter both ends integrated into one piece has the slider that corresponds with the guide rail.

As an optimized technical scheme of the utility model, the depression bar that fixedly connected with and utmost point ear spacing groove correspond between U type frame one end.

As a preferred technical scheme of the utility model, the vertical direction equidistance interval of knife tackle avris has the arc tool bit that corresponds with utmost point ear spacing groove.

As an optimal technical scheme of the utility model, U type frame and depression bar are aluminum alloy material and make.

As a preferred technical scheme of the utility model, electricity core draw-in groove one end fixedly connected with limit baffle.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a utmost point ear cutting device for lithium cell production and processing has the antipodal ear and can not appear utmost point ear slope and the uneven phenomenon of length after cuting, and utmost point ear edge and bight are more slick and sly, can not puncture the diaphragm, ensures the advantage of lithium cell normal use, in concrete use, compare with traditional cutting device, the utility model discloses a block the electric core to electric core draw-in groove in, make the utmost point ear of its one end correspond to utmost point ear spacing inslot, upset U type frame wears to establish the location axle between locating hole and constant head tank, utilizes the depression bar to fix the position of utmost point ear, starts hydraulic cylinder afterwards, cuts the antipodal ear under the effect of knife tackle bottom arc tool bit to avoid producing sharp-pointed corner, the mass is tailor, controls simply, and work efficiency is high.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the cutting board of the present invention;

in the figure: 1. a slider; 2. a knife group; 3. a mounting head; 4. a hydraulic cylinder; 5. a lifting rod; 6. an arc-shaped cutter head; 7. a loading plate; 8. positioning the lath; 9. a battery cell clamping groove; 10. a U-shaped frame; 11. a work table; 12. a fixing plate; 13. cutting the board; 14. a support leg; 15. positioning holes; 16. positioning a groove; 17. a pressure lever; 18. a tab limiting groove; 19. positioning the shaft; 20. a rotating shaft; 21. a guide rail.

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.

Referring to fig. 1-2, the utility model provides a tab cutting device for lithium battery production and processing, comprising a supporting leg 14, a worktable 11 is fixed on the top of the supporting leg 14, fixing plates 12 are symmetrically arranged on both ends of the worktable 11, the tops of the fixing plates 12 are connected with each other through a carrying plate 7, an installation head 3 is arranged on the bottom of the carrying plate 7, a hydraulic cylinder 4 is fixedly connected in the middle of the installation head 3, a lifting rod 5 is horizontally fixed on the bottom end of the hydraulic cylinder 4, a knife group 2 is fixed in the middle of the bottom of the lifting rod 5, a cutting plate 13 is arranged in the middle of the top of the worktable 11, a positioning plate bar 8 is fixed on one side of the cutting plate 13, a battery cell slot 9 is arranged in the positioning plate 8 at equal intervals, the top of the positioning plate bar 8 is rotatably connected with a U-shaped frame 10 through a rotating shaft 20, positioning slots 16 are, the battery cell cutting device is characterized in that positioning holes 15 corresponding to the positioning grooves 16 are symmetrically formed in the tops of two ends of the cutting plate 13, positioning shafts 19 penetrate through the positioning holes 15 and the positioning grooves 16, tab limiting grooves 18 corresponding to the battery cell clamping grooves 9 are formed in the middle of the cutting plate 13, and guide rails 21 are arranged in the middle of the inner side of the fixing plate 12.

Preferably, the two ends of the lifting rod 5 are integrally formed with the sliding blocks 1 corresponding to the guide rails 21, so that the lifting rod 5 can move up and down smoothly.

Preferably, a compression bar 17 corresponding to the tab limiting groove 18 is fixedly connected between one ends of the U-shaped frames 10 to fix the position of the tab, so as to prevent the tab from inclining and being uneven in length.

Preferably, the arc-shaped tool bit 6 corresponding to the lug limiting groove 18 is arranged at the equal interval in the vertical direction of the side of the tool group 2, so that the corner of the cut lug is smooth, and a diaphragm cannot be punctured to cause short circuit.

Preferably, the U-shaped frame 10 and the pressure lever 17 are made of aluminum alloy materials, so that the structural strength is high and the deformation is not easy.

Preferably, 9 one ends of the battery cell clamping grooves are fixedly connected with limiting baffle plates, so that the battery cells are clamped and fastened, and the cutting uniformity of the tabs is realized.

When specifically using, the utility model relates to a utmost point ear cutting device is used in lithium cell production and processing, have the antipodal ear and can not appear utmost point ear slope and the uneven phenomenon of length after cuting, and utmost point ear edge and bight are more slick and sly, can not puncture the diaphragm, ensure the advantage of lithium cell normal use, through blocking electric core to electric core draw-in groove 9 in, the utmost point ear that makes its one end corresponds to utmost point ear spacing groove 18 in, upset U type frame 10, wear to establish location axle 19 between locating hole 15 and constant head tank 16, utilize depression bar 17 to fix the position of utmost point ear, start hydraulic cylinder 4 afterwards, the utmost point ear cuts under the effect of knife tackle 2 bottom arc tool bit 6, thereby avoid producing sharp-pointed corner, the mass is tailor, it is simple and easy to control, high work efficiency, excellent in use effect, be worth extensively promoting.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utmost point ear cutting device for lithium cell production and processing, includes landing leg (14), its characterized in that, landing leg (14) top is fixed with workstation (11), workstation (11) both ends symmetry is provided with fixed plate (12), link to each other through carrying thing board (7) between fixed plate (12) the top, it is provided with installation head (3) to carry thing board (7) bottom, fixedly connected with hydraulic cylinder (4) in the middle of installation head (3), hydraulic cylinder (4) bottom level is fixed with lifter (5), be fixed with knife tackle (2) in the middle of lifter (5) bottom, be provided with cutting plate (13) in the middle of workstation (11) top, cutting plate (13) one side is fixed with location lath (8), the inside equidistance of location lath (8) is separated and is had electric core draw-in groove (9), location lath (8) top is rotated through pivot (20) and is connected with U type frame (10), locating slot (16) have been seted up to U type frame (10) both ends outside symmetry, locating hole (15) that correspond with locating slot (16) are seted up to cutting plate (13) both ends top symmetry, wear to be equipped with between locating hole (15) and locating slot (16) location axle (19), set up utmost point ear spacing groove (18) that correspond with electric core draw-in groove (9) in the middle of cutting plate (13), be provided with guide rail (21) in the middle of fixed plate (12) inboard.

2. The tab cutting device for lithium battery production and processing as claimed in claim 1, wherein: and the two ends of the lifting rod (5) are integrally formed with sliding blocks (1) corresponding to the guide rails (21).

3. The tab cutting device for lithium battery production and processing as claimed in claim 1, wherein: and a compression bar (17) corresponding to the lug limiting groove (18) is fixedly connected between one ends of the U-shaped frames (10).

4. The tab cutting device for lithium battery production and processing as claimed in claim 1, wherein: the vertical direction equidistance interval of knife tackle (2) avris has arc tool bit (6) that correspond with utmost point ear spacing groove (18).

5. The tab cutting device for lithium battery production and processing as claimed in claim 3, wherein: the U-shaped frame (10) and the pressure lever (17) are made of aluminum alloy materials.

6. The tab cutting device for lithium battery production and processing as claimed in claim 1, wherein: and one end of the battery cell clamping groove (9) is fixedly connected with a limiting baffle.