CN223108923U - Blade cell coating tooling - Google Patents

Abstract

The utility model relates to the field of battery cells, in particular to a film coating tool for a blade battery cell, and aims to solve the problem that the existing blade battery cell is inconvenient to coat a blue film. The film laminating tool for the blade battery cell comprises a frame, a feeding tray, a clamping device and an unreeling mechanism, wherein the feeding tray is arranged on the frame in a lifting mode and provided with a V-shaped supporting surface with an upward opening to bear the blade battery cell to be coated, the clamping device is configured to clamp and rotate the blade battery cell, the unreeling mechanism is arranged on the frame and provided with a blue film for coating the blade battery cell, and when the blue film abuts against the blade battery cell, the clamping device clamps and drives the blade battery cell separated from the feeding tray to rotate so as to coat the blue film on the blade battery cell. The film laminating tool disclosed by the utility model is simple in structure and convenient to operate, can be compatible with blade battery cores of different types, and is more suitable for small-batch production requirements.

Description

Film coating tool for blade battery cell

Technical Field

The utility model relates to the field of battery cells, and particularly provides a film coating tool for a blade battery cell.

Background

The energy storage battery cell gradually develops towards the direction of a large monomer, wherein the development trend of a large lamination process and the blade battery cell structure of two side pole outlet posts is more obvious, the development of the large blade battery cell is not shaped at present, in the initial development stage, a plurality of pilot line test devices are mainly coated manually aiming at the blue film coating process, but the problems of low efficiency, low yield and the like exist in the pilot line test manual coating process due to the large battery size and weight. The existing blue film unreeling mechanism is provided with an air expansion shaft and a servo control motor, the tool clamp is mainly vertically clamped, the clamping position of the clamp needs to be changed during the mold changing, the mold changing difficulty is high, the complexity of the whole equipment can be increased due to a multi-rubber-roll control system and a servo control system, the electric control is complex, and the small batch test production requirement of the pilot scale test line is not met.

Accordingly, there is a need in the art for a new solution to the above-mentioned problems.

Disclosure of utility model

The utility model aims to solve the technical problems, namely the problem of inconvenient operation of coating a blue film of the traditional blade battery cell. The utility model provides a film laminating tool for a blade cell, which comprises a frame, a feeding tray, a clamping device and an unreeling mechanism, wherein the feeding tray is arranged on the frame in a lifting mode and provided with a V-shaped supporting surface with an upward opening so as to bear the blade cell to be coated, the clamping device is configured to clamp and rotate the blade cell, the unreeling mechanism is arranged on the frame and provided with a blue film for coating the blade cell, and when the blue film abuts against the blade cell, the clamping device clamps and drives the blade cell separated from the feeding tray to rotate so as to coat the blue film on the blade cell.

In the specific implementation mode of the film laminating tool with the blade battery cell, the film laminating tool further comprises a supporting sliding table, the supporting sliding table is arranged on the frame in a sliding mode, the clamping device is arranged on the supporting sliding table, and the supporting sliding table is used for forming an avoidance space above the feeding tray after sliding, so that the blade battery cell can be taken and placed conveniently.

In the specific embodiment of the film laminating tool with the blade cell, the clamping device comprises a clamping jaw for clamping the blade cell and a hand wheel for driving the clamping jaw to rotate.

In the specific implementation mode of the film laminating tool with the blade battery core, the clamping jaw comprises a first clamping block and a second clamping block which are arranged on two sides of the blade battery core along the clamping direction, the first clamping block is arranged on the support in a sliding mode along the clamping direction, the support is provided with the driving device, the output end of the driving device stretches out and is used for pushing the first clamping block to the second clamping block, the support is arranged on the frame in a rotating mode through a first rotating shaft, the second clamping block is arranged on the frame in a rotating mode through a second rotating shaft, and the hand wheel is arranged on the first rotating shaft or the second rotating shaft.

In the specific embodiment of the film laminating tool with the blade cell, the first clamping block and the second clamping block are detachably provided with the fixing blocks on one side, facing the blade cell, of the film laminating tool, and the fixing blocks are provided with the fixing holes for accommodating the positive and negative pole posts protruding out of the surfaces of the two sides of the blade cell.

In the specific implementation mode of the film laminating tool with the blade battery core, the film laminating tool further comprises a limiting block, wherein the limiting block is arranged on the frame, the limiting block and the second clamping block are located on the same side of the feeding tray along the clamping direction, the limiting surface of the limiting block is used for limiting the placing position of the blade battery core along the clamping direction, and the limiting surface is flush with the clamping surface of the second clamping block.

In the specific embodiment of the film laminating tool with the blade cell, the unreeling mechanism comprises a bearing arranged on the frame and a unreeling shaft rotatably arranged on the bearing, wherein the blue film is wound on the unreeling shaft.

In the specific embodiment of the film laminating tool with the blade cell, the film laminating tool further comprises a taper sleeve, a through hole allowing the unreeling shaft to pass through is formed in the taper sleeve, the conical surface of the taper sleeve can extend into the winding core of the blue film in an assembled state, and a mounting hole is formed in the taper sleeve and is configured to allow a connecting piece to pass through so as to detachably fix the taper sleeve on the unreeling shaft.

In the specific embodiment of the film laminating tool with the blade battery core, the film laminating tool further comprises a friction plate, a pressure adjusting piece and a pressure adjusting piece, wherein the friction plate is arranged on the unwinding shaft, the pressure adjusting piece is arranged on the frame and is positioned on one side, away from the unwinding shaft, of the friction plate, and the pressure adjusting piece is configured to control the friction plate to be close to or far from the unwinding shaft through forward or reverse rotation.

In the specific implementation mode of the film laminating tool with the blade battery cell, the film laminating tool further comprises a pressing plate, one end of the pressing plate is rotatably arranged on the frame, one side, far away from the unwinding shaft, of the other end of the pressing plate is provided with a pressure adjusting piece, an arc surface is arranged on the pressing plate, a friction plate is arranged in the arc surface, the friction plate is located between the pressing plate and the unwinding shaft, and the pressing plate is driven to be close to or far away from the unwinding shaft after the pressure adjusting piece rotates forwards or reversely.

Under the condition of adopting the technical scheme, the utility model can solve the problem that both manual film coating and film coating of the existing film coating equipment are inconvenient to operate in the prior art, compared with pure manual film coating, the film coating tool disclosed by the utility model has the advantages that the film coating part of a mechanical device is increased, the film coating process is basically carried out by clamping devices for clamping and rotating film coating, too much manpower is not needed, the film coating efficiency and yield are higher, and compared with the existing multi-rubber-roller control system and servo control system, the film coating tool disclosed by the utility model has the advantages of simple structure and low manufacturing cost, is compatible with blade electric cores of different types, and is more suitable for small-batch production requirements.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

Fig. 1 is a schematic diagram of the overall structure of a film coating tool for a blade cell in the utility model;

Fig. 2 is a schematic structural diagram of a film coating tool for a blade cell in the present utility model under a certain view angle;

FIG. 3 is a schematic view of a clamping device according to the present utility model;

Fig. 4 is an enlarged view at a in fig. 2;

Fig. 5 is a schematic view of the structure of the friction plate and the pressure adjusting member in the present utility model.

In the figure, 1, a frame, 2, a feeding tray, 3, a blade cell, 4, a clamping device, 5, an unreeling mechanism, 6, a supporting sliding table, 7, a clamping jaw, 8, a hand wheel, 9, a first clamping block, 10, a second clamping block, 11, a bracket, 12, a first rotating shaft, 13, a driving device, 14, a second rotating shaft, 15, a fixed block, 16, a fixed hole, 17, a limiting block, 19, a bearing, 20, an unreeling shaft, 21, a taper sleeve, 22, a through hole, 23, a mounting hole, 24, a friction plate, 25, a pressure regulating piece, 26, a pressing plate, 27, a transmission shaft, 28 transmission wheels, 29 transmission belts and 30 are arranged.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model. Those skilled in the art can adapt it as desired to suit a particular application.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directional or positional relationships, and are based on the directional or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the relevant devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the ordinal terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected, mechanically connected or electrically connected, and may be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Furthermore, in order to more clearly show the core technical solution of the present utility model, descriptions of well-known structures of the driving device are omitted in the following description, but such omission is merely for convenience of description, and does not mean that the driving device may have no such structures.

The utility model provides a film laminating tool for a blade cell, which comprises a frame 1, a feeding tray 2, wherein the feeding tray 2 is arranged on the frame 1 in a lifting manner, the feeding tray 2 is provided with a V-shaped supporting surface with an upward opening so as to bear the blade cell 3 to be coated, the blade cells 3 with different types can be placed on the V-shaped supporting surface with the upward opening, the two V-shaped supporting surfaces can support the blade cell 3, the blade cell 3 is prevented from falling, and an additional fixing device is not needed for fixing the blade cell 3. The clamping device 4 is configured to clamp and rotate the blade cell 3. The unreeling mechanism 5 is arranged on the frame 1 and is provided with a blue film for coating the blade cell 3, and when the blue film is abutted against the blade cell 3, the clamping device 4 clamps and drives the blade cell 3 separated from the feeding tray 2 to rotate so as to coat the blue film on the blade cell 3.

In order to be convenient for place and take out blade electric core 3 and do not interfere the tectorial membrane process, with feeding tray 2 liftable ground setting in frame 1, feeding tray 2's initial position is the feeding position, place blade electric core 3 on feeding tray 2 during feeding, then feeding tray 2 rises to waiting the centre gripping position, feeding tray 2 descends to the feeding position after blade electric core 3 is pressed from both sides tightly by clamping device 4, prevent to interfere the tectorial membrane process, after blade electric core 3 accomplishes the cladding, feeding tray 2 rises to waiting the centre gripping position and is used for accepting blade electric core 3, then descends to the feeding position, the staff of being convenient for takes out it.

The lifting of the feeding tray 2 is driven by a first driving device, the first driving device can be an air cylinder, when lifting is needed, a worker presses a pushing button, so that the feeding tray 2 can be lifted to a position to be clamped from a feeding position, and when discharging is needed, a descending button is pressed.

Compared with the existing multi-rubber-roller control system and servo control system, the film coating tool in the embodiment has the advantages of simple structure, low manufacturing cost, compatibility with blade cells of different types and suitability for small-batch production requirements, and therefore the utility model solves the problem that both manual film coating and film coating of the existing film coating equipment in the prior art are inconvenient to operate.

Further, as shown in fig. 1-2, in order to facilitate placement and removal of the blade cell 3, the film laminating tool further comprises a support sliding table 6, wherein the support sliding table 6 is slidably arranged on the frame 1, the clamping device 4 is arranged on the support sliding table 6, and the support sliding table 6 is used for forming an avoidance space above the feeding tray 2 after sliding, so that the blade cell 3 can be conveniently placed and removed. The support sliding table 6 can slide towards any direction, so long as an avoidance space can be formed, and in order to improve the space utilization rate of the tool, the support sliding table 6 is arranged to slide towards the unreeling mechanism 5.

Before placing the blade cell 3 on the feeding tray 2 and after the blade cell 3 is coated and placed on the feeding tray 2, the supporting sliding table 6 slides towards the unreeling mechanism 5, so that a space above the feeding tray 2 is reserved, and a worker can conveniently place or take out the blade cell 3.

The frame 1 is provided with a first screw rod, the screw rod is provided with a sliding block, the supporting sliding table 6 is arranged on the sliding block, the sliding block is driven to slide after the first screw rod rotates, the supporting sliding table 6 is driven to slide, the first screw rod is driven by a second driving device, and the second driving device can be an electric drill or a motor and the like. Two sides of the feeding tray 2 are respectively provided with a sliding rail parallel to the first screw rod, the supporting sliding table 6 is provided with a sliding part matched with the two sliding rails, and the sliding of the supporting sliding table 6 is more stable due to the arrangement of the sliding rails.

As shown in fig. 2-3, the clamping device 4 comprises clamping jaws 7 for clamping the blade cell 3 and a hand wheel 8 for driving the clamping jaws 7 in rotation. As shown in fig. 3, the clamping jaw 7 comprises a first clamping block 9 and a second clamping block 10 which are arranged on two sides of the blade battery core 3 along the clamping direction, the first clamping block 9 is arranged on a bracket 11 in a sliding manner along the clamping direction, a driving device 13 is arranged on the bracket 11, and an output end of the driving device 13 extends out and is used for pushing the first clamping block 9 to the second clamping block 10. The driving device 13 may be an air cylinder, and when the blade cell 3 needs to be clamped, a worker presses a clamping button, and when the blade cell 3 needs to be put down, the worker presses a release button.

When the blade cell 3 is located at the position to be clamped, the first clamping block 9 and the second clamping block 10 are located at two sides of the blade cell 3 along the clamping direction, after the first clamping block 9 and the second clamping block 10 are rotated to the side face of the blade cell 3 by a worker, the clamping button is pressed, the output end of the driving device 13 stretches out, the first clamping block 9 is pushed to the second clamping block 10, and therefore the blade cell 3 is clamped, after the blade cell 3 is coated, the loosening button is pressed, the output end of the driving device is retracted, and the blade cell 3 falls on the feeding tray 2 at the position to be clamped.

The bracket 11 is rotatably arranged on the frame 1 through a first rotating shaft 12, the second clamping block 10 is rotatably arranged on the frame 1 through a second rotating shaft 14, and the hand wheel 8 is arranged on the first rotating shaft 12 or the second rotating shaft 14. Assuming that the hand wheel 8 is arranged on the first rotating shaft 12, after the blade cell 3 is clamped, a worker rotates the hand wheel 8 and drives the blade cell 3 to rotate through the first rotating shaft 12.

If the blade cell 3 is driven to rotate only after the hand wheel 8 rotates, dislocation is generated between the first clamping block 9 and the second clamping block 10, so that the blade cell 3 falls, the clamping device 4 further comprises a transmission assembly, the transmission assembly is used for transmitting driving torque of the hand wheel 8 to the second rotating shaft 14 or the first rotating shaft 12 which is not connected with the hand wheel 8, the transmission assembly comprises a transmission shaft 27, a transmission wheel 28 and a transmission belt 29, the axial direction of the transmission shaft 27 is parallel to the clamping direction, the transmission wheels 28 are arranged on two ends of the transmission shaft 27, the first rotating shaft 12 and the second rotating shaft 14, and the transmission belt 29 is arranged between the two transmission wheels 28 which are positioned on the same side of the transmission shaft 27 along the clamping direction.

The first rotating shaft 12 is provided with a first driving wheel, the second rotating shaft 14 is provided with a fourth driving wheel, two ends of the driving shaft 27 are respectively provided with a second driving wheel and a third driving wheel, the first driving wheel and the second driving wheel are positioned on the same side of the driving shaft 27 along the clamping direction, the third driving wheel and the fourth driving wheel are positioned on the same side of the driving shaft 27 along the clamping direction, a first driving belt is arranged between the first driving wheel and the second driving wheel, and a second driving belt is arranged between the third driving wheel and the fourth driving wheel. Assuming that the hand wheel 8 is arranged on the first rotating shaft 12, the driving torque of the hand wheel 8 is transmitted to the second rotating shaft 14 through a first driving wheel, a first driving belt, a second driving wheel, a driving shaft 27, a third driving wheel, a second driving belt and a fourth driving wheel on the first rotating shaft 12, so that the first rotating shaft 12 and the second rotating shaft 14 synchronously rotate, and dislocation between the first clamping block 9 and the second clamping block 10 is prevented.

As shown in fig. 3, a fixing block 15 is detachably arranged on one side of the first clamping block 9 and the second clamping block 10 facing the blade cell 3, and a fixing hole 16 for accommodating positive and negative poles protruding from two side surfaces of the blade cell 3 is arranged on the fixing block 15. When the blade battery cells 3 with different specifications are clamped, different fixing blocks 15 are selected to be installed on the first clamping block 9 and the second clamping block 10, and the mode in the embodiment can be compatible with the different blade battery cells 3, and is simple in structure and easy to operate.

As shown in fig. 1-2, in order to facilitate the clamping device to clamp the blade cell 3, the film laminating tool further comprises a limiting block 17, wherein the limiting block 17 is arranged on the frame 1, the limiting block 17 and the second clamping block 10 are positioned on the same side of the feeding tray 2 along the clamping direction, the surface of the limiting block 17, which is contacted with the blade cell 3, is a limiting surface, the limiting surface of the limiting block 17 is used for limiting the placing position of the blade cell 3 along the clamping direction, and the limiting surface is flush with the clamping surface of the second clamping block 10.

When the staff places the blade electric core 3 on the feeding tray 2, the position of the blade electric core 3 may have deviation, and the clamping of the first clamping block 9 and the second clamping block 10 is inconvenient, therefore, after the blade electric core 3 is placed on the feeding tray 2, the staff pushes the blade electric core 3 to a limiting surface against the limiting block 17, and due to the fact that the limiting surface is flush with the clamping surface of the second clamping block 10, no matter what specification of the blade electric core 3 is coated, one side surface of the blade electric core 3 is flush with the clamping surface of the second clamping block 10, and only the first clamping block 9 needs to be pushed to the second clamping block 10 when the clamping device clamps the blade electric core in later stage.

As shown in fig. 2 and 4, the unreeling mechanism 5 includes a bearing 19 provided on the frame 1 and a unreeling shaft 20 rotatably provided on the bearing 19, wherein the blue film is wound on the unreeling shaft 20. After the blade cell 3 is clamped, the blue film is manually stuck to the side face of the blade cell 3, then the hand wheel 8 is rotated, and the blade cell 3 rotates along with the blue film, so that the coating of the blade cell 3 is realized.

In order to reduce friction between the unreeling shaft 20 and the bearings 19, the number of the bearings 19 in the embodiment is four, each two bearings 19 are rotatably arranged on two sides of the frame 1 along the clamping direction, and the unreeling shaft 20 is placed between the two bearings to convert sliding friction between the shaft and the bearings into rolling friction.

The blue film is wound on a winding core, and the unwind shaft 20 is inserted into the winding core in use and then placed on the frame 1. The film laminating fixture further comprises a taper sleeve 21, wherein a through hole 22 allowing the unwinding shaft 20 to pass through is formed in the taper sleeve 21, the conical surface of the taper sleeve 21 can extend into the winding core of the blue film in an assembled state, and a mounting hole 23 is formed in the taper sleeve 21, and the mounting hole 23 is configured to allow a connecting piece to pass through so as to detachably fix the taper sleeve 21 on the unwinding shaft 20.

The radius of the conical surface is gradually increased, the conical surface stretches into the winding core, and winding cores with different diameters can be adapted. When the winding core is replaced, the unwinding shaft 20 is detached firstly, then the taper sleeve 21 on the unwinding shaft 20 is detached, the unwinding shaft 20 is inserted into a new winding core, finally the taper sleeve 21 is installed on the unwinding shaft 20 through the installation hole 23, and the conical surface of the taper sleeve 21 is inserted into the winding core after installation. In this embodiment, the taper sleeve can be compatible with winding cores with different diameters, compared with the air expansion shaft mechanism, the embodiment has larger winding core diameter compatibility, simple structure and easy operation.

Further, as shown in fig. 5, the laminating tool further comprises a friction plate 24, wherein the friction plate 24 is arranged on the unreeling shaft 20, and a pressure adjusting piece 25, wherein the pressure adjusting piece 25 is arranged on the frame 1 and is positioned on one side, away from the unreeling shaft 20, of the friction plate 24, and is configured to control the friction plate 24 to be close to or far from the unreeling shaft 20 through forward or reverse rotation. The pressure adjusting member 25 can adjust the pressure between the friction plate 24 and the unreeling shaft 20, thereby changing the friction force to adjust the unreeling tension.

The pressure adjusting piece 8 is a combination of a screw rod and a nut, the screw rod is fixed on the frame, the nut is used for pressing one side, far away from the unreeling shaft 502, of the friction plate 7, the friction plate 7 is pressed against the unreeling shaft 502 after the nut rotates forward on the screw rod, the pressure between the friction plate 7 and the unreeling shaft 502 is increased, and further the friction force is increased, the friction plate 7 is relatively far away from the unreeling shaft 502 after the nut rotates reversely on the screw rod, and the pressure between the friction plate 7 and the unreeling shaft 502 is reduced, so that the friction force is reduced. The unreeling tension is controlled by adjusting the friction force between the friction plate 7 and the unreeling shaft 502, and compared with a servo control system, the mode of the embodiment is simpler and more convenient.

Further, in order to be attached to the outer surface of the unreeling shaft 20, the friction plate 7 is arc-shaped, in order to enable the friction plate 7 to be stressed uniformly, the laminating tool further comprises a pressing plate 26, one end of the pressing plate 26 is rotatably arranged on the frame 1, one side, far away from the unreeling shaft 20, of the other end of the pressing plate 26 is provided with a pressure adjusting piece 25, an arc surface is arranged on the pressing plate 26, the friction plate 7 is placed in the arc surface, the friction plate 24 is located between the pressing plate 26 and the unreeling shaft 20, and the pressing plate 26 is driven to be close to or far away from the unreeling shaft 20 after the pressure adjusting piece 25 rotates forwards or reversely.

Further, as shown in fig. 1-2, the laminating fixture further comprises a release paper recovery shaft 30, wherein the release paper recovery shaft 30 is arranged at one side of the unreeling shaft 20 and is used for recovering release paper on the blue film. The release paper recovery shaft 30 is provided with a recovery hand wheel, and the release paper is wound on the release paper recovery shaft 30 by rotating the recovery hand wheel.

A working process of the film laminating tool for the blade cell comprises the steps that a feeding tray 2 is located at a feeding position, a worker pushes the blade cell 3 to be in contact with a limiting surface after placing the blade cell 3 on the feeding tray 2, a supporting sliding table 6 is driven to drive a clamping device 4 to slide above the blade cell 3, a pushing button is pressed, the feeding tray 2 is lifted to a position to be clamped from the feeding position, the worker presses the clamping button after rotating a first clamping block 9 and a second clamping block 10 to be aligned with the side surface of the blade cell 3, the output end of a driving device 13 stretches out to push the first clamping block 9 to the second clamping block 10, the blade cell 3 is clamped, a descending button is pressed, the feeding tray 2 is lowered to the feeding position, a blue film is manually adhered to the side surface of the blade cell 3, a hand wheel 8 is rotated, and the blade cell 3 is rotated accordingly, so that the blade cell 3 is coated. After the coating is finished, the blue film is manually cut off, a pushing button is pressed, the feeding tray 2 is lifted to a position to be clamped from a feeding position, a loosening button is pressed, the output end of the driving device is retracted, and the blade cell 3 falls on the feeding tray 2 at the position to be clamped. The descending button is pressed, the feeding tray 2 descends to the feeding position, the supporting sliding table 6 is driven to drive the clamping device 4 to slide towards the unreeling mechanism 5, and then the blade battery cell 3 is taken down from the feeding tray 2.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. Film coating frock of blade electricity core, its characterized in that includes:

A frame (1);

The feeding tray (2) is arranged on the rack (1) in a lifting manner, and the feeding tray (2) is provided with a V-shaped supporting surface with an upward opening so as to bear the blade battery cells (3) to be coated;

-a clamping device (4), the clamping device (4) being configured to clamp and rotate the blade cell (3);

an unreeling mechanism (5), the unreeling mechanism (5) is arranged on the frame (1) and is provided with a blue film for coating the blade cell (3), and

When the blue film is abutted against the blade cell (3), the clamping device (4) clamps and drives the blade cell (3) separated from the feeding tray (2) to rotate so as to cover the blue film on the blade cell (3).

2. The film coating tooling of the blade cell of claim 1, further comprising:

support slip table (6), support slip table (6) slip setting is in on frame (1), clamping device (4) set up on supporting slip table (6), be used for after supporting slip table (6) slip formation of the top of feeding tray (2) dodges the space, be convenient for get of blade electricity core (3) and put.

3. The film coating tool for the blade cell according to claim 1, wherein,

The clamping device (4) comprises clamping jaws (7) used for clamping the blade battery cell (3) and a hand wheel (8) used for driving the clamping jaws (7) to rotate.

4. A film coating tooling for a blade cell according to claim 3, wherein the clamping jaw (7) comprises:

The clamping device comprises a first clamping block (9) and a second clamping block (10) which are arranged on two sides of a blade cell (3) along the clamping direction, wherein the first clamping block (9) is arranged on a bracket (11) in a sliding manner along the clamping direction, a driving device (13) is arranged on the bracket (11), and an output end of the driving device (13) stretches out and is used for pushing the first clamping block (9) to the second clamping block (10);

The support (11) is rotatably arranged on the frame (1) through a first rotating shaft (12), the second clamping block (10) is rotatably arranged on the frame (1) through a second rotating shaft (14), and the hand wheel (8) is arranged on the first rotating shaft (12) or the second rotating shaft (14).

5. The film coating tool for the blade cell according to claim 4, wherein,

The blade battery cell is characterized in that fixing blocks (15) are detachably arranged on one sides of the first clamping blocks (9) and the second clamping blocks (10) facing the blade battery cell (3), and fixing holes (16) for accommodating positive and negative pole columns protruding out of the two side surfaces of the blade battery cell (3) are formed in the fixing blocks (15).

6. The film coating tooling of the blade cell of claim 4, further comprising:

Stopper (17), stopper (17) set up on frame (1), stopper (17) with second clamp splice (10) are followed the centre gripping direction is located the same side of feeding tray (2), the spacing face of stopper (17) is used for the restriction blade electricity core (3) are followed the position of placing of centre gripping direction, the spacing face with the clamping face parallel and level of second clamp splice (10).

7. The film coating tool for the blade cell according to claim 1, wherein,

The unreeling mechanism (5) comprises a bearing (19) arranged on the rack (1) and an unreeling shaft (20) rotatably arranged on the bearing (19), wherein the blue film is wound on the unreeling shaft (20).

8. The film coating tool for the blade cell according to claim 7, wherein,

The laminating tool further comprises a taper sleeve (21), a through hole (22) allowing the unreeling shaft (20) to pass through is formed in the taper sleeve (21), and in an assembled state, the conical surface of the taper sleeve (21) can extend into the winding core of the blue film;

A mounting hole (23) is also provided in the cone sleeve (21), the mounting hole (23) being configured to allow a connector to pass therethrough to detachably secure the cone sleeve (21) to the unwind shaft (20).

9. The film coating tooling of the blade cell of claim 7, further comprising:

A friction plate (24), the friction plate (24) being arranged on the unreeling shaft (20);

and a pressure adjusting member (25), wherein the pressure adjusting member (25) is arranged on the frame (1) and is positioned on one side of the friction plate (24) away from the unreeling shaft (20), and is configured to control the friction plate (24) to approach or depart from the unreeling shaft (20) through forward or reverse rotation.

10. The film coating tooling of the blade cell of claim 9, further comprising:

The pressure plate (26), the one end rotation of pressure plate (26) sets up in frame (1), the other end is kept away from one side of unreeling shaft (20) is provided with pressure regulating part (25), be provided with the cambered surface on pressure plate (26), friction disc (24) set up in the cambered surface, friction disc (24) are located pressure plate (26) with unreel shaft (20) between, pressure regulating part (25) forward or reverse rotation back drive pressure plate (26) are close to or keep away from unreel shaft (20).