CN211613273U

CN211613273U - Coating machine

Info

Publication number: CN211613273U
Application number: CN201921692185.1U
Authority: CN
Inventors: 王凯恒; 沈立忠; 林颖俊; 陈冰隆
Original assignee: NINGBO BEITERUI ENERGY TECHNOLOGY CO LTD
Current assignee: NINGBO BEITERUI ENERGY TECHNOLOGY CO LTD
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-10-02
Anticipated expiration: 2029-10-10

Abstract

The utility model provides a coating machine belongs to battery production facility technical field, include: an installation table; the coating turntable is rotatably arranged on the mounting table, a plurality of first clamping ports and mounting brackets are arranged on the coating turntable, the first clamping ports are positioned on the outer edge of the coating turntable and are used for clamping the battery shell, and each mounting bracket is arranged in one-to-one correspondence with each first clamping port; and the glue coating valve is arranged on the mounting bracket and faces the first clamping opening, a discharging nozzle is arranged on the glue coating valve, and the discharging nozzle is used for coating glue on the edge opening on the inner wall of the battery shell. The utility model has the advantages that: can carry out the rubber coating in the interior wall of battery case along mouthful department for the sealing washer can be better fix at the last edge mouthful department of motor case inner wall.

Description

Coating machine

Technical Field

The utility model belongs to the technical field of battery production facility, a coating machine is related to.

Background

The lithium ion battery has the advantages of high voltage, high energy density, high safety, low self-discharge rate and the like, and is a promising new energy; with the further development of scientific technology and the increasingly prominent energy problem and environmental problem, people have higher and higher requirements on lithium batteries; at present, in the production process of the lithium ion battery, glue is needed to be coated on the upper side of the inner wall of the shell.

For example, a chinese patent with application number 201721062271.5 discloses a lithium battery coating machine, including blowing device, two sets of coating devices, drying device, material collecting device, the last coiling of blowing device has the pole piece of waiting for the coating, and two sets of coating devices are used for carrying out the coating to the one side of pole piece respectively, and drying device is used for drying the pole piece after being coated, and material collecting device is used for the coiling pole piece after being dried. The coating device is provided with a steering roller for guiding the pole piece and a coating roller for feeding the pole piece, and the coating device is also internally provided with an anti-coating belt for preventing coating from overflowing to the blank area.

Although the above coating machine is used in the field of batteries, it cannot apply glue on the inner wall of the battery case, and a sealing ring is required to be installed in the battery case, and if the glue cannot be applied in the battery case, the sealing ring cannot be tightly fixed with the battery case.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a coating machine.

The purpose of the utility model can be realized by the following technical proposal: a coater, comprising:

an installation table;

the coating turntable is rotatably arranged on the mounting table, a plurality of first clamping ports and mounting supports are arranged on the coating turntable, the first clamping ports are located on the outer edge of the coating turntable and are used for clamping a battery shell, and the mounting supports are arranged in one-to-one correspondence with the first clamping ports;

and the glue coating valve is arranged on the mounting bracket and faces the first clamping opening, a discharging nozzle is arranged on the glue coating valve, and the discharging nozzle is used for coating glue on the edge opening on the inner wall of the battery shell.

Preferably, be provided with feeding mechanism on the mount table, feeding mechanism includes storage tank, conveying pipeline and feeding pump, the storage tank is used for holding glue, the feeding pump sets up on the conveying pipeline, the both ends of conveying pipeline respectively with the storage tank and the rubber coating valve is connected.

Preferably, a rotating mechanism is arranged on the mounting table, the rotating mechanism is close to the coating turntable, and the rotating mechanism is used for driving the battery shell on the first clamping opening to rotate.

Preferably, rotating mechanism includes drive belt and two rolling discs, the drive belt cover is established two on the rolling disc, drive belt be used for with the conflict of the battery case outer wall on the first centre gripping mouth is connected, works as the rolling disc drives when rotating drive belt motion, thereby makes drive belt drives battery case and is in rotate in the first centre gripping mouth.

Preferably, the mounting brackets are radially arranged on the upper end face of the coating turntable, the mounting brackets are obliquely arranged, and the mounting brackets are provided with push-pull mechanisms which are used for driving the gluing valves to move along the mounting brackets.

Preferably, the mounting bracket is provided with a guide rail and a sliding block, the sliding block is slidably arranged on the guide rail, the sliding block is provided with a fixed seat and a linkage seat, the glue coating valve is fixedly arranged on the fixed seat, and the push-pull mechanism is connected with the linkage seat so as to drive the sliding block to move along the guide rail.

Preferably, the push-pull mechanism comprises an air cylinder and a pull rod, the air cylinder is fixed on the mounting bracket and located above the sliding block, two ends of the pull rod are respectively fixedly connected with a piston rod of the air cylinder and the linkage seat, and when the air cylinder drives the sliding block to move on the guide rail through the pull rod.

Preferably, a rotatable feeding tray is arranged on the mounting table, a second clamping opening is formed in the feeding tray, and the second clamping opening is used for clamping the battery shell and feeding the battery shell into the first clamping opening.

Preferably, the first clamping opening and the second clamping opening are both in a semicircular notch structure, and a guide plate is arranged on the mounting table, the guide plate is aligned with the intersection of the feed tray and the coating rotary table, and when a battery shell is close to the guide plate through the second clamping opening, the battery shell is guided into the first clamping opening through the guide plate.

Preferably, a rotatable material discharging plate is arranged on the mounting table, a third clamping opening is formed in the material discharging plate, the third clamping opening and the second clamping opening are identical in structure, and the third clamping opening is used for receiving the battery shell transmitted by the first clamping opening.

Compared with the prior art, the beneficial effects of the utility model are that:

1. can carry out the rubber coating in border mouth department on the inner wall of battery case for the sealing washer can be better fix in the last border mouth department of battery case inner wall, and the rubber coating is efficient, and actual rubber coating is effectual.

2. When battery case entered into first centre gripping intraoral to after along with the coating carousel rotated certain angle, the rubber coating valve was opened, and the conveying pump was gone into the rubber coating valve with glue through the conveying pipeline pump this moment in, made the ejection of compact mouth can spout glue, finally realized the effect of automatic coating.

3. The coating carousel drives battery case and rotates to be contradicted with drive belt and be connected, makes battery case's outer wall and drive belt laminating be in the same place, then battery case rotates, and the rubber coating valve is opened to through ejection of compact mouth spraying glue, and battery case can rotate the round at least, make glue can scribble bead department on the battery case inner wall, thereby improvement rubber coating effect by a wide margin.

4. Along with the anticlockwise rotation of feed table and the clockwise rotation of coating carousel, first centre gripping mouth can aim at with the second centre gripping mouth for the intraoral battery case of second centre gripping is cliied by first centre gripping mouth simultaneously, and battery case just can follow the second centre gripping mouth at this moment and shift to in the first centre gripping mouth, thereby realizes the pay-off effect.

Drawings

Fig. 1 is a schematic structural diagram of the coating machine of the present invention when coating the battery case with glue.

Fig. 2 is a schematic structural view of the battery case according to the present invention when being mounted on the coating turntable.

Fig. 3 is a schematic structural view of the coating turntable of the present invention.

Fig. 4 is a schematic view of the connection relationship between the mounting bracket and the glue spreading valve of the present invention.

Fig. 5 is a schematic structural view of the coating machine of the present invention.

In the figure, 100, a battery case; 200. an installation table; 210. a guide plate; 300. coating a turntable; 310. a first clamping opening; 400. mounting a bracket; 410. a guide rail; 420. a slider; 421. a fixed seat; 422. a linkage seat; 500. a glue coating valve; 510. a discharging nozzle; 610. a drive belt; 620. rotating the disc; 710. a cylinder; 720. a pull rod; 800. a feed tray; 810. a second clamping opening; 900. discharging a material tray; 910. and a third clamping opening.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3, 4, and 5, a coater includes: the coating machine is applied to the field of battery production, and mainly achieves the function of coating glue on the upper edge of the inner wall of the battery shell 100, so that sealing rings can be conveniently installed and the fixity of the sealing rings can be improved.

It should be noted that, in the prior art of battery production, the battery case 100 is a hollow cylindrical structure, and a plurality of components are required to be installed in the battery case 100, wherein, a circle of sealing ring is required to be arranged on the inner wall of the battery case 100, and the prior battery case 100 and the sealing ring are not glued when being installed, so that the sealing ring is not tightly connected with the battery case 100, and the battery is actually a product with higher requirements on safety and sealing performance, so that the sealing ring and the battery case 100 can be fixed more reliably when the glue is applied to the upper edge of the inner wall of the battery case 100, thereby greatly improving the performance and safety of the battery.

But it is very troublesome to glue on battery case 100 inner wall, and artifical gummed not only wastes time and energy, still very big improvement cost, and current equipment can't carry out the rubber coating to battery case 100 inner wall again, so the utility model provides a can carry out automatic gummed equipment to battery case 100 inner wall.

Wherein, the installation table 200 is a platform for installing various components, in the actual structure, the installation table 200 is divided into two layers, a motor and a rotating base are arranged at the lower layer of the installation table 200, the rotating base is connected with the motor, when the motor rotates, the rotating base also rotates, and the coating turntable 300 is arranged on the rotating base, which also can rotate.

The coating turntable 300 is actually a ring-shaped structure, which is rotatably disposed on the mounting table 200, and it should be noted that the coating turntable 300 is actually disposed on the upper layer of the mounting table 200, and the coating turntable 300 is connected to the rotating base, so that the coating turntable 300 can rotate, and the coating turntable 300 keeps rotating at a constant speed during the whole coating process, and does not stop, and the efficiency is very high.

The coating turntable is provided with a plurality of first clamping ports 310 and mounting brackets 400, the first clamping ports 310 are located on the outer edge of the coating turntable and are used for clamping the battery shell 100, and each mounting bracket 400 is arranged in one-to-one correspondence with each first clamping port 310.

Preferably, the first clamping openings 310 correspond to the number of the mounting brackets 400 one by one, and the first clamping openings 310 are actually located at the outer edge of the coating turntable and have a notch-shaped structure, so that the battery case 100 can be clamped in the first clamping openings 310.

The glue coating valve 500 is arranged on the mounting bracket 400 and faces the first clamping opening 310, a discharge nozzle 510 is arranged on the glue coating valve 500, and the discharge nozzle 510 is used for coating glue on the inner wall of the battery shell 100 along the opening.

Preferably, the glue valve 500 is actually a needle valve, which is disposed on the mounting bracket 400, and the discharge nozzle 510 of the glue valve 500 is directed toward the inner wall of the battery case 100, so that glue can be sprayed onto the upper rim of the inner wall of the battery case 100.

Specifically, the needle valve is actually an electromagnetic valve, glue is injected into the needle valve, when the needle valve is opened, the glue can flow out from the discharge nozzle 510, in the actual working process, the glue coating valve 500 is in a closed state, the glue cannot flow out from the discharge nozzle 510, as the coating turntable rotates, the battery cases 100 are continuously fed into the first clamping ports 310, the discharge nozzle 510 is aligned with the upper rim of the inner wall of the battery case 100, then the coating valve 500 is opened, the glue is coated from the discharge nozzle 510 to the upper rim of the inner wall of the battery case 100, then the coating valve 500 is closed, and as the coating turntable drives the battery cases 100 to a specific position, the coating turntable is separated from the first clamping ports 310, the whole process is completed along with the rotation of the coating turntable, that is, the coating turntable can continuously process the battery cases 100, when the coating turntable rotates for one circle, the coating operation is completed, so that the whole process is very automatic, the upper edge opening of the inner wall of the battery shell 100 can be conveniently coated with the glue, the adopted coating turntable structure can greatly improve the working efficiency, and the battery shell 100 can be continuously clamped and processed.

As shown in fig. 1, fig. 2, fig. 3, and fig. 4, on the basis of the above embodiment, a feeding mechanism is disposed on the mounting platform 200, and the feeding mechanism includes a storage tank (not shown), a delivery pipe (not shown), and a delivery pump (not shown), the storage tank is used for containing glue, the delivery pump is disposed on the delivery pipe, and two ends of the delivery pipe are respectively connected to the storage tank and the glue coating valve 500.

Preferably, the glue in the glue valve 500 is continuously injected by a feeding mechanism, and the feeding mechanism is disposed on the lower layer of the mounting platform 200, wherein the glue can be pumped into the glue valve 500 from the storage tank by a delivery pipe and a delivery pump, and the delivery pump and the delivery tank can be actually fixed on a rotating seat on the lower layer of the mounting platform 200, so as to be kept relatively static with respect to the coating turntable.

Preferably, in an actual structure, after the battery case 100 enters the first clamping opening 310 and rotates with the coating turntable by a certain angle, the glue coating valve 500 is opened, and at this time, the glue is pumped into the glue coating valve 500 by the material delivery pump through the material delivery pipe, so that the glue can be sprayed out by the material discharge nozzle 510, and finally, the automatic coating effect is realized.

As shown in fig. 1 and 5, on the basis of the above embodiment, a rotating mechanism is disposed on the mounting table 200, and the rotating mechanism is close to the coating turntable 300 and is used for driving the battery casing 100 on the first clamping opening 310 to rotate.

Preferably, the mounting platform 200 has a rotating mechanism, and the main purpose of the rotating mechanism is to drive the battery casing 100 to rotate in the first clamping opening 310, so that the effect of applying a circle of glue can be achieved.

Preferably, the rotation mechanism only needs to drive the battery casing 100 to rotate, the friction roller structure can be adopted to be attached to the outer wall of the battery casing 100 so as to drive the battery casing 100 to rotate, and the driving belt 610 can also be adopted to drive the battery casing 100 to rotate, so long as the outer wall of the battery casing 100 can be acted by a force in the tangential direction.

It should be noted here that the battery case 100 is disposed in the first clamping opening 310, and it is kept in a relatively fixed state, that is, it cannot rotate, and the glue applying valve 500 does not move when applying glue, so that the sprayed glue cannot fully coat the upper edge of the inner wall of the battery case 100, the glue flowing out can be applied at one point, and cannot form a circle of glue, since the sealing ring is in a ring shape, and must be completely fixed by matching with a circle of glue, a rotating mechanism needs to be disposed on the mounting table 200 to drive the battery case 100 to rotate, and when the battery case 100 rotates, the whole ring-shaped upper edge of the inner wall of the battery case 100 can be coated with glue, thereby achieving the coating effect.

As shown in fig. 1 and fig. 5, on the basis of the above embodiment, the rotating mechanism includes a driving belt 610 and two rotating discs 620, the driving belt 610 is sleeved on the two rotating discs 620, the driving belt 610 is used for being in contact connection with the outer wall of the battery casing 100 on the first clamping opening 310, and when the rotating discs 620 rotate, the driving belt 610 is driven to move, so that the driving belt 610 drives the battery casing 100 to rotate in the first clamping opening 310.

The rotating mechanism only needs to be able to drive the battery housing 100 to rotate, and here, it is preferable that the driving belt 610 is driven to rotate by adopting a structure of the driving belt 610, the driving belt 610 can be driven by the two rotating discs 620 which are horizontally placed, and the outer wall of the driving belt 610 is connected with the outer wall of the battery housing 100 in an abutting manner, and there is a friction force between the two, when the driving belt 610 rotates through the rotating discs 620, since the driving belt 610 is connected with the outer wall of the battery housing 100, the battery housing 100 is driven by the friction force, so that the battery housing 100 can rotate in the first clamping opening 310.

Specifically, the coating turntable 300 drives the battery case 100 to rotate to be in interference connection with the driving belt 610, so that the outer wall of the battery case 100 is attached to the driving belt 610, then the battery case 100 rotates, the glue coating valve 500 is opened, and the glue is sprayed through the discharging nozzle 510, and the battery case 100 can rotate at least one circle, so that the glue can be coated on the upper edge of the inner wall of the battery case 100.

As shown in fig. 1, 2, 3, and 4, in the above embodiment, a plurality of the mounting brackets 400 are radially disposed on the upper end surface of the coating turntable 300, the mounting brackets 400 are disposed in an inclined manner, and the mounting brackets 400 are provided with a push-pull mechanism for driving the glue valve 500 to move along the mounting brackets 400.

Preferably, the mounting brackets 400 are uniformly spaced, and the mounting brackets 400 are arranged in an inclined manner, so that the glue valve 500 can be aligned with the inner wall of the battery case 100, and a push-pull mechanism is arranged on the mounting brackets 400, because the discharge nozzle 510 of the glue valve 500 needs to be closely attached to the inner wall of the battery case 100 and the position of the discharge nozzle results in that the battery case 100 cannot be mounted on the first clamping opening 310, the glue valve 500 needs to be pulled upwards, so that the glue valve 500 does not obstruct the mounting of the battery case 100, and after the battery case 100 is mounted, the push-pull mechanism pushes the glue valve 500 to move downwards, so that the discharge nozzle 510 of the glue valve 500 can be close to the inner wall of the battery case 100.

In a specific working process, the push-pull mechanism firstly pulls up the gluing valve 500, so that the battery shell 100 can be loaded into the first clamping opening 310, the gluing valve 500 moves downwards through the push-pull mechanism along with the rotation of the coating turntable 300, the discharging nozzle 510 is close to the inner wall of the battery shell 100, then the glue is coated, after the glue is coated, the push-pull mechanism pulls the gluing valve 500 again, so that the gluing valve moves upwards, and then the battery shell 100 is separated from the first clamping opening 310.

As shown in fig. 1, 3, 4, and 5, on the basis of the above embodiment, the mounting bracket 400 is provided with a guide rail 410 and a sliding block 420, the sliding block 420 is slidably disposed on the guide rail 410, the sliding block 420 is provided with a fixed seat 421 and a linkage seat 422, the glue coating valve 500 is fixedly disposed on the fixed seat 421, and the push-pull mechanism is connected to the linkage seat 422, so as to drive the sliding block 420 to move along the guide rail 410.

Preferably, the mounting bracket 400 further has a guide rail 410 and a sliding block 420, and the sliding block 420 can move along the guide rail 410. since the guide rail 410 is also inclined, the glue valve 500 fixed to the sliding block 420 can move closer to or away from the battery case 100 when the sliding block 420 moves on the guide rail 410.

Preferably, the sliding block 420 actually has a fixed seat 421 and a linkage seat 422, the glue applying valve 500 is connected to the fixed seat 421, so that the glue applying valve 500 is fixed to the whole sliding block 420, the linkage seat 422 is connected to a push-pull mechanism, the push-pull mechanism can drive the sliding block 420 to move along the guide rail 410 through the linkage seat 422, so that the glue applying valve 500 can be close to or away from the battery case 100, specifically, when glue is applied, the push mechanism pushes the sliding block 420 to slide downward along the guide rail 410, and after glue is applied, the push mechanism pulls the sliding block 420 to move upward, so as to facilitate loading or unloading of the first clamping opening 310.

As shown in fig. 1, 2, 3, and 4, based on the above embodiment, the push-pull mechanism includes an air cylinder 710 and a pull rod 720, the air cylinder 710 is fixed on the mounting bracket 400 and located above the sliding block 420, two ends of the pull rod 720 are respectively fixedly connected to a piston rod of the air cylinder 710 and the linkage seat 422, and when the air cylinder 710 drives the sliding block 420 to move on the guide rail 410 through the pull rod 720.

Preferably, the push-pull mechanism is a mechanism capable of performing linear driving, and may be the air cylinder 710 and the pull rod 720, or may be a nut and a lead screw motor. Here, the structure of the air cylinder 710 and the pull rod 720 is preferable, the air cylinder 710 is fixed on the mounting bracket 400 and cannot move, and both ends of the pull rod 720 are connected to the piston rod of the air cylinder 710 and the fixing seat 421, so that the air cylinder 710 can pull the sliding block 420 to move, and finally the movement of the glue valve 500 is realized.

As shown in fig. 1 and 5, in addition to the above embodiment, the mounting table 200 is provided with a rotatable feed tray 800, the feed tray 800 is provided with a second clamping opening 810, and the second clamping opening 810 is used for clamping the battery case 100 and feeding the battery case into the first clamping opening 310.

Preferably, the mounting platform 200 actually further has a feeding belt, an outlet of the feeding belt faces the feeding tray 800, and the feeding belt is arranged with a plurality of dry battery cases 100, and a plurality of second clamping openings 810 are opened on an outer edge of the feeding tray 800, and the second clamping openings 810 can accommodate and embed the battery cases 100.

In the working process, the feeding belt continuously conveys the battery shell 100 towards the feeding tray 800, the feeding tray 800 rotates, and when the second clamping opening 810 faces the battery shell 100, the battery shell 100 can be pushed into the second clamping opening 810 and taken away by the second clamping opening 810, and the feeding belt can continuously take away the battery shell 100 along with the rotation of the feeding tray 800.

The feed tray 800 can also feed the battery case 100 to the coating turntable 300, and specifically, the first clamping opening 310 can be aligned with the second clamping opening 810 with the counterclockwise rotation of the feed tray 800 and the clockwise rotation of the coating turntable 300, so that the battery case 100 in the second clamping opening 810 can be simultaneously clamped by the first clamping opening 310, and the battery case 100 can be transferred from the second clamping opening 810 to the first clamping opening 310, thereby realizing the feeding effect.

As shown in fig. 1, 2, 3, 4, and 5, on the basis of the above embodiment, the first clamping opening 310 and the second clamping opening 810 are both in a semicircular notch structure, and the mounting table 200 is provided with a guide plate 210, the guide plate 210 is aligned with the intersection of the feed tray 800 and the coating turntable 300, and when the battery case 100 approaches the guide plate 210 through the second clamping opening 810, the battery case 100 is guided into the first clamping opening 310 through the guide plate 210.

Preferably, the first clamping opening 310 and the second clamping opening 810 are semicircular notches, which can clamp half of the battery case, and the feed tray 800 and the coating turntable 300 actually have a nearest intersection, at which the first clamping opening 310 and the second clamping opening 810 meet, so that the battery case 100 is simultaneously located in the first clamping opening 310 and the second clamping opening 810, and the front end of the guide plate 210 is aligned with the intersection, and the guide plate 210 may preferably be an arc-shaped sheet structure, which is biased toward the direction of the coating turntable direction 300, so that the battery case 100 can enter the first clamping opening 310 along the guide of the guide plate 210.

It should be noted here that the guide plate 210 is a flat arc-shaped structure, which can be located above the upper end surface of the feeding tray 800, and the upper end of the battery housing 100 actually extends out of the second clamping opening 810, that is, the upper part of the battery housing 100 is not located in the second clamping opening 810, and when the second clamping opening 810 is close to the guide plate 210, the upper end of the battery housing 100 contacts with the guide plate 210 and is guided into the first clamping opening 310 by the guide plate 210.

As shown in fig. 1, 2 and 5, in addition to the above embodiment, the mounting table 200 is provided with a rotatable lower tray 900, the lower tray 900 is provided with a third clamping opening 910, the third clamping opening 910 has the same structure as the second clamping opening 810, and the third clamping opening 910 is used for receiving the battery case 100 transferred by the first clamping opening 310.

Preferably, the lower tray 900 and the feeding tray 800 are actually located on two sides of the coating turntable 300, respectively, and after the battery housing 100 is coated with glue, the lower tray 900 can take away the battery housing 100 through the third clamping opening 910, where it is worth pointing out that a guide may be provided on the mounting table 200, the structure of the guide is similar to that of the guide plate 210, and the guide is provided near the intersection of the lower tray 900 and the coating turntable 300, so as to guide the battery housing on the first clamping opening 310 into the third clamping opening 910, and finally, the automatic processes of feeding, coating, and discharging are achieved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A coater, comprising:

an installation table;

2. A coater according to claim 1, wherein: the glue spreading device is characterized in that a feeding mechanism is arranged on the mounting table and comprises a storage tank, a conveying pipe and a conveying pump, the storage tank is used for containing glue, the conveying pump is arranged on the conveying pipe, and two ends of the conveying pipe are respectively connected with the storage tank and the glue spreading valve.

3. A coater according to claim 1, wherein: and a rotating mechanism is arranged on the mounting table, is close to the coating turntable and is used for driving the battery shell on the first clamping port to rotate.

4. A coater according to claim 3, wherein: rotating mechanism includes drive belt and two rolling discs, the drive belt cover is established two on the rolling disc, drive belt be used for with the battery housing outer wall conflict on the first centre gripping mouth is connected, works as the rolling disc drives when rotating drive belt moves, thereby makes drive belt drives battery housing and is in rotate in the first centre gripping mouth.

5. A coater according to claim 4, wherein: the mounting supports are radially arranged on the upper end face of the coating turntable and are obliquely arranged, and a push-pull mechanism is arranged on the mounting supports and is used for driving the gluing valve to move along the mounting supports.

6. A coater according to claim 5, wherein: the installation support is provided with a guide rail and a sliding block, the sliding block is arranged on the guide rail in a sliding mode, a fixed seat and a linkage seat are arranged on the sliding block, the glue coating valve is fixedly arranged on the fixed seat, and the push-pull mechanism is connected with the linkage seat so as to drive the sliding block to move along the guide rail.

7. A coater according to claim 6, wherein: the push-pull mechanism comprises an air cylinder and a pull rod, the air cylinder is fixed on the mounting support and located above the sliding block, two ends of the pull rod are fixedly connected with a piston rod of the air cylinder and the linkage seat respectively, and when the air cylinder drives the sliding block to move on the guide rail through the pull rod.

8. A coater according to claim 1, wherein: the mounting table is provided with a rotatable feeding plate, the feeding plate is provided with a second clamping opening, and the second clamping opening is used for clamping the battery shell and sending the battery shell into the first clamping opening.

9. A coater according to claim 8, wherein: the first clamping opening and the second clamping opening are both of semicircular notch structures, a guide plate is arranged on the mounting table and is aligned to the intersection of the feeding disc and the coating rotary disc, and when a battery shell is close to the guide plate through the second clamping opening, the battery shell is guided into the first clamping opening through the guide plate.

10. A coater according to claim 9, wherein: the mounting table is provided with a rotatable material discharging plate, a third clamping opening is formed in the material discharging plate, the third clamping opening is identical to the second clamping opening in structure, and the third clamping opening is used for receiving the battery shell transmitted by the first clamping opening.