CN219153019U - Insulating piece cutting device for lithium battery production - Google Patents

Abstract

The utility model discloses an insulating sheet cutting device for lithium battery production, which is characterized in that through reasonable design, positioning and cutting can be completed by only one device, an insulating sheet can be compressed before cutting, the whole lower pressing piece is arranged to incline leftwards, the lower part of the lower pressing piece provides a leftwards force for compressing the insulating sheet when the lower pressing piece compresses the insulating sheet, so that the insulating sheet is fixed more firmly, and the effect can be achieved by only applying a small force due to the design of a lever-like structure consisting of the cutting piece and the lower pressing piece, and the air pipe expansion crack caused by conveying high-pressure air for an air cylinder is avoided.

Description

Insulating piece cutting device for lithium battery production

Technical Field

The utility model belongs to the field of battery manufacturing, and particularly relates to an insulating sheet cutting device for lithium battery production.

Background

The insulating sheet is an important component of the battery, and is required to be preliminarily cut when the thin insulating sheet is rough-machined according to requirements. For cutting the insulating sheet, the conventional insulating sheet cutting device adopts a traditional punching machine, has high cost, pneumatic and non-pneumatic performance, and high-pressure gas is maintained more expensive, and the structure is invented by the company in order to reduce the cost and utilize low-pressure gas.

Disclosure of Invention

The utility model provides an insulating sheet cutting device for lithium battery production, which can effectively solve the problems of high cost, pneumatic and non-pneumatic of a traditional punching machine and relatively high maintenance of high-pressure gas used by the pneumatic punching machine.

In order to achieve the above purpose, the present utility model provides the following technical solutions: insulating piece cutting device is used in lithium cell production, including fixed case, its characterized in that: the fixed box is a hollow opening cuboid, a first rotating shaft is rotationally connected to the inner wall of the upper end of the fixed box, a special-shaped piece cutting piece bent downwards is fixedly connected to the first rotating shaft, a cutting knife is arranged on the end face of the other end of the cutting piece, a second rotating shaft is rotationally connected to the right side of the first rotating shaft of the inner wall of the fixed box and is in the same horizontal plane direction with the first rotating shaft, a pressing piece is fixedly connected to the second rotating shaft, the pressing piece is an arc-shaped piece, a slotted hole is formed in the side wall of the pressing piece, a slotted hole is formed in the cutting piece above the second rotating shaft, a fourth rotating shaft is rotationally connected to the side wall of the slotted hole of the cutting piece, the fourth rotating shaft is in sliding connection with the slotted hole of the side wall of the pressing piece, a first mounting plate is fixedly connected to the side wall of the fixed box, perpendicular to first mounting panel upper end fixedly connected with second mounting panel, the cylinder is installed to the second mounting panel other end, the mounting panel is installed to the end that stretches out of cylinder, mounting panel lower surface center fixedly connected with pole, it has the through-hole and installs the third pivot in the through-hole to open down the casting die right-hand member upper surface, the pole lower extreme passes through the bearing and rotates to be connected in the third pivot, be close to the one end lower surface fixedly connected with clamp that cuts the sword on the cutting part, be close to the fixed box lateral wall below the clamp and be equipped with the insulating piece tool, the insulating piece tool is the board that both sides have the dog, works as when the lower extreme of clamp descends to near insulating piece tool upper surface, the lower terminal surface of clamp is parallel with insulating piece tool up end, the lower terminal surface of clamp is equipped with flexible protruding rubber.

Further, the pressing piece is made of elastic materials which are inclined leftwards integrally.

Further, the cutting piece and the pressing piece are made of rigid materials which are high in hardness and not easy to deform.

The utility model has the technical effects and advantages that:

1. the insulating sheet cutting device is reasonable in design, only one device is needed for positioning and cutting, the insulating sheet can be pressed before cutting, the whole lower pressing piece is arranged to incline leftwards, and the lower part of the lower pressing piece provides leftwards force for pressing the insulating sheet when the lower pressing piece presses the insulating sheet, so that the insulating sheet is fixed more firmly;

2. the lever-like structure consisting of the cutting piece and the pressing piece can achieve the effect by applying small force, so that the cracking of the air pipe caused by the transportation of high-pressure air for the air cylinder is avoided, the low-pressure supply can be realized by utilizing the existing conditions of a factory, and the cost is saved.

Drawings

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is a perspective view of the main structure of the present utility model;

FIG. 3 is a perspective view of the rotary hinge of the cutting member and the hold down member of the present utility model;

fig. 4 is a partial perspective view of the insulating sheet fixture of the present utility model.

In the figure: 1. a fixed box; 2. cutting the piece; 3. a pressing piece; 4. a pressing member; 5. a cutting knife; 6. an insulating sheet jig; 7. a first rotating shaft; 8. a second rotating shaft; 91. a first mounting plate; 92. a second mounting plate; 93. a cylinder; 94. a mounting plate; 95. a rod; 96. a bearing; 97. a third rotating shaft; 98. and a fourth rotating shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: the utility model provides a lithium cell production is with insulating piece cutting device, includes fixed case 1, its characterized in that: the fixed box 1 is a hollow opening cuboid, the inner wall of the upper end of the fixed box 1 is rotationally connected with a first rotating shaft 7, a special-shaped piece cutting piece 2 which is bent downwards is fixedly connected on the first rotating shaft 7, a cutting knife 5 is arranged on the end face of the other end of the cutting piece 2, a second rotating shaft 8 is rotationally connected on the right side of the first rotating shaft 7 of the inner wall of the fixed box 1 and in the same horizontal plane direction with the first rotating shaft 7, a pressing piece 3 is fixedly connected on the second rotating shaft 8, the pressing piece 3 is an arc-shaped piece, a slotted hole is formed in the side wall of the pressing piece 3, a slotted hole is formed in the cutting piece 2 above the second rotating shaft 8, a fourth rotating shaft 98 is rotationally connected on the side wall of the middle of the slotted hole of the cutting piece 2, the fourth rotating shaft 98 is in sliding connection with the slotted hole of the side wall of the pressing piece 3, a first mounting plate 91 is fixedly connected on the side wall of the fixed box 1, the upper end of the pressing piece 3 is fixedly connected with a second mounting plate 92 perpendicular to the upper end of the first mounting plate 91, the other end of the second mounting plate 92 is provided with an air cylinder 93, the extending end of the air cylinder 93 is provided with a mounting plate 94, the center of the lower surface of the mounting plate 94 is fixedly connected with a rod 95, the upper surface of the right end of the pressing piece 3 is provided with a through hole, a third rotating shaft 97 is arranged in the through hole, the lower end of the rod 95 is rotationally connected with the third rotating shaft 97 through a bearing 96, the lower surface of one end of the cutting piece 2, which is close to the cutting knife 5, is fixedly connected with a pressing piece 4, the lower surface of the pressing piece 4, which is close to the side wall of the fixing box 1, is provided with an insulating piece jig 6, the insulating piece jig 6 is a plate with two sides provided with a stop, when the lowest end of the pressing piece 4 descends to be close to the upper surface of the insulating piece jig 6, the lower end surface of the pressing piece 4 is parallel to the upper end of the insulating piece jig 6, the lower end face of the pressing piece 4 is provided with flexible raised rubber.

Further, the pressing member 4 is made of elastic material which is inclined leftwards as a whole.

Further, the cutting member 2 and the pressing member 3 are made of rigid materials which are hard and not easy to deform.

Working principle: the manual work is placed the insulating piece in insulating piece tool 6, the dog on the both sides of insulating piece tool 6 restriction insulating piece back-and-forth movement, cylinder 93 drives down casting die 3 through pole 95 pushes down, by cutting piece 2, the design of lever-like structure that casting die 3 constitutes, only need exert very little power and just can reach the effect, the trachea that has avoided carrying the air of big pressure for the cylinder and has led to the fact is expanded and split, the casting die 3 uses second pivot 8 as the rotation axis to drive cutting piece 2 through the fourth pivot 98 in the slotted hole of cutting piece 2 and regards first pivot 7 as the rotation axis, cutting piece 2 rotates downwards, the flexible bulge of the lower surface of compressing tightly piece 4 contacts the insulating piece in insulating piece tool 6 at first, compressing tightly piece 4 compresses tightly the insulating piece in the insulating piece tool 6, when cutting die 3 continues to push down and cuts the cutter 5 of cutting piece 2 other end and cuts the insulating piece, in-out the cutting process for cutting cutter 5, the whole oblique compressing tightly piece 4 of left can exert a left other end to the insulating piece and make insulating piece 1 always fixed side wall, make the insulating piece firm fixed next.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (3)

1. The utility model provides a lithium cell production is with insulating piece cutting device, includes fixed case (1), its characterized in that: the fixing box (1) is a hollow opening cuboid, a first rotating shaft (7) is rotationally connected to the inner wall of the upper end of the fixing box (1), a special-shaped piece cutting piece (2) which is bent downwards is fixedly connected to the first rotating shaft (7), a cutting knife (5) is arranged on the right end face of the cutting piece (2), a second rotating shaft (8) is rotationally connected to the right side of the first rotating shaft (7) of the inner wall of the fixing box (1) and the first rotating shaft (7) in the same horizontal plane direction, a pressing piece (3) is fixedly connected to the second rotating shaft (8), the pressing piece (3) is an arc-shaped piece, an arc-shaped through hole is formed in the side wall of the pressing piece (3), the middle part of the cutting piece (2) is provided with a rectangular through hole, the side wall of the through hole of the cutting piece (2) is rotationally connected with a fourth rotating shaft (98), the fourth rotating shaft (98) is in sliding connection with an arc-shaped through hole on the side wall of the pressing piece (3), the side wall of the fixed box (1) is fixedly connected with a first mounting plate (91), the upper end of the fixed box is vertical to the first mounting plate (91) and is fixedly connected with a second mounting plate (92), the right end of the second mounting plate (92) is provided with an air cylinder (93), the extending end of the air cylinder (93) is provided with a mounting plate (94), the center of the lower surface of the mounting plate (94) is fixedly connected with a rod (95), the utility model discloses a lower casting die, including casting die (3) right-hand member upper surface, pole (95) lower extreme, bearing (96) are passed through, lower casting die (3) right-hand member upper surface is opened there is the through-hole and installs third pivot (97) in the through-hole, pole (95) lower extreme is rotated through bearing (96) and is connected on third pivot (97), be close to one end lower surface fixedly connected with compact disc (4) of cutting knife (5) on cutting die (2), be close to fixed box (1) lateral wall below compact disc (4) and be equipped with insulating piece tool (6), insulating piece tool (6) are the board that both sides have the dog, works as when compact disc (4) lower extreme descends to be close insulating piece tool (6) upper surface, the lower terminal surface of compact disc (4) is parallel with insulating piece tool (6) up end, the lower terminal surface of compact disc (4) is equipped with flexible protruding rubber.

2. The insulating sheet cutting device for lithium battery production according to claim 1, wherein: the pressing piece (4) is made of elastic materials which are inclined leftwards integrally.

3. The insulating sheet cutting device for lithium battery production according to claim 1, wherein: the cutting piece (2) and the pressing piece (3) are rigid materials with high hardness and difficult deformation.

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