CN216173572U

CN216173572U - Diaphragm non-contact blue glue coating device

Info

Publication number: CN216173572U
Application number: CN202122300940.0U
Authority: CN
Inventors: 林禄银; 黄士斌; 林义康; 黄大尧
Original assignee: Ningde Zhuogao New Material Technology Co Ltd
Current assignee: Ningde Zhuogao New Material Technology Co Ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-05
Anticipated expiration: 2031-09-23

Abstract

The utility model relates to a diaphragm contact-free blue glue coating device which comprises a rack, wherein a spray gun for spraying blue glue on the surface of one side of a diaphragm, a transverse driving assembly for controlling the spray gun to move along the width direction of the diaphragm, a feeding assembly for conveying the blue glue to the spray gun and an air knife for drying the blue glue on the diaphragm are arranged on the rack, a blowing port of the air knife extends along the width direction of the diaphragm, a movable seat is arranged on the rack, the spray gun is arranged on the movable seat, the transverse driving assembly comprises a screw rod and a motor, the movable seat is in threaded connection with the screw rod, the feeding assembly comprises a blue glue tank, a pressure storage filter and a pressure pump, the blue glue tank is communicated with the pressure storage filter through a first feeding pipe, the pressure storage filter is communicated with the spray gun through a second feeding pipe, and the pressure pump is communicated with the first feeding pipe through a pressure pipe. The utility model adopts an automatic spraying mode to spray the blue glue on the diaphragm, improves the production efficiency, has good spraying consistency, and avoids missing coating and scratching the surface of the diaphragm.

Description

Diaphragm non-contact blue glue coating device

Technical Field

The utility model relates to the technical field of diaphragm production, in particular to a diaphragm non-contact blue gel coating device.

Background

In the production process of lithium battery diaphragm, need coat the diaphragm usually, the rolling and cut and form less diaphragm book, further be used for producing the battery with the diaphragm book again, for the convenience of the diaphragm book in time more renew before using up the diaphragm book, some producers carry out printing blue glue to the diaphragm surface in diaphragm production process, form blue sign strip, utilize the inductor to detect blue sign strip when making the diaphragm book unreel, and transmit the information that detects for the staff through the form of reputation, the staff of being convenient for the staff in time more renew the diaphragm book. However, the conventional blue gel printing mainly adopts a manual brushing mode, but the condition of brush leakage is easily caused by manual operation, the production efficiency is low, the consistency is poor, and the surface of the diaphragm is easily scratched when the diaphragm is directly contacted with the diaphragm during brushing.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a diaphragm non-contact blue gel coating device, which adopts an automatic spraying mode to spray blue gel on a diaphragm, improves the production efficiency, has good spraying consistency, and avoids missing coating and scratching the surface of the diaphragm.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a diaphragm contactless blue glues coating unit, includes the frame, be equipped with in the frame and be used for spray gun, the control spray gun along the transverse driving subassembly of the width direction motion of diaphragm to the blue gluey spray gun of one side surface spraying of diaphragm, be equipped with the feed subassembly that carries blue gluey for the spray gun in the frame.

As a preferable scheme, an air knife for drying the blue gel on the diaphragm is arranged on the machine frame, and an air blowing port of the air knife extends along the width direction of the diaphragm.

As a preferred scheme, be equipped with the fan of giving the air knife air feed in the frame, communicate through the trachea between fan and the air knife, the air outlet of fan is equipped with the heating package that is used for carrying out the heating to gas.

As a preferable scheme, the included angle between the air blowing direction of the air knife and the tape running direction of the diaphragm is 30-60 degrees.

Preferably, the frame is provided with a first roller and a second roller for guiding the advancing direction of the diaphragm, the diaphragm to be coated with the blue glue passes through the upper sides of the first roller and the second roller, and the spray gun is positioned above the diaphragm between the first roller and the second roller.

Preferably, the first roller and the second roller are horizontally spaced and vertically staggered.

As a preferred scheme, the feeding assembly comprises a blue gel tank, a pressure accumulation filter and a pressure pump, the blue gel tank is communicated with the pressure accumulation filter through a first feeding pipe, the pressure accumulation filter is communicated with the spray gun through a second feeding pipe, and the pressure pump is communicated with the first feeding pipe through a pressurizing pipe.

As a preferable scheme, a movable seat capable of moving along the width direction of the diaphragm is arranged on the machine frame, the spray gun is mounted on the movable seat, the transverse driving assembly comprises a screw rod and a motor for controlling the movement of the screw rod, and the movable seat is in threaded connection with the screw rod.

Preferably, the discharge direction of the spray gun is perpendicular to the tape running direction of the diaphragm.

Preferably, the spray gun is a low-pressure airless spray gun.

Compared with the prior art, the automatic blue glue spraying device has the advantages and beneficial effects that the spray gun, the transverse driving assembly and the feeding assembly are arranged, the feeding assembly conveys the blue glue to the spray gun, the transverse driving assembly controls the spray gun to move along the width direction of the diaphragm and simultaneously sprays the blue glue to the surface of the diaphragm, the automatic blue glue spraying mode is adopted to spray the blue glue on the diaphragm, the production efficiency is improved, the spraying consistency is good, and the coating missing and the scratching of the surface of the diaphragm are avoided; the blue glue on the diaphragm can be dried in time by arranging the air knife, so that the blue glue solidification is accelerated, and the efficiency is improved; by adopting a non-contact form of the spray gun, a thinner coating can be obtained, the drying efficiency is higher, and the equipment downtime is reduced; by adopting the low-pressure airless spray gun, the spray gun has the advantages of relatively low pressure and relatively low spray speed, and cannot pierce a diaphragm to cause perforation; meanwhile, the diaphragm does not contain compressed air, so that water, oil and dust in the compressed air are prevented from entering the diaphragm, and pollution is reduced.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions attained thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1 is a schematic view of an assembly structure according to an embodiment of the present invention.

The attached drawings indicate the following:

10-a frame; 11-a spray gun; 12-a movable seat;

13-a screw rod; 14-a motor; 15-a guide rail;

16-a slide block; 17-a connecting rod; 18-blue gel tank;

19-pressure accumulation filter; 20-a pressure pump; 21-a first feeding pipe;

22-a second feeding pipe; 23-a pressurized tube; 24-air knife;

25-a fan; 26-trachea; 27-a heating pack;

28-first passing roller; 29-second pass roller; 30-a membrane.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1, the utility model discloses a diaphragm contact-free blue gel coating device, which comprises a frame 10, wherein a spray gun 11 for spraying blue gel on the surface of one side of a diaphragm 30 and a transverse driving assembly for controlling the spray gun 11 to move along the width direction of the diaphragm 30 are arranged on the frame 10, a movable seat 12 capable of moving along the width direction of the diaphragm 30 is arranged on the frame 10, the spray gun 11 is mounted on the movable seat 12, the transverse driving assembly comprises a screw rod 13 and a motor 14 for controlling the movement of the screw rod 13, the movable seat 12 is in threaded connection with the screw rod 13, a guide rail 15 extending along the width direction of the diaphragm 30 is arranged on the frame 10, a slide block 16 is movably arranged on the guide rail 15, the movable seat 12 is connected with the slide block 16 through a connecting rod 17, a feeding assembly for feeding the blue gel to the spray gun 11 is arranged on the frame 10, the feeding assembly comprises a blue gel tank 18, a pressure accumulation filter 19 and a pressure pump 20, the blue glue tank 18 is communicated with the pressure accumulation filter 19 through a first feeding pipe 21, the pressure accumulation filter 19 is communicated with the spray gun 11 through a second feeding pipe 22, the pressure pump 20 is communicated with the first feeding pipe 21 through a pressurizing pipe 23, the blue glue in the blue glue tank 18 is conveyed to the first feeding pipe 21, is pressurized by the pressure pump 20 and then enters the pressure accumulation filter 19, and is conveyed to the spray gun 11 through the second feeding pipe 22 after being filtered.

The device comprises a rack 10 and is characterized in that an air knife 24 used for drying blue glue on a diaphragm 30 is arranged on the rack 10, a blowing port of the air knife 24 extends along the width direction of the diaphragm 30, a fan 25 used for supplying air to the air knife 24 is arranged on the rack 10, the fan 25 is communicated with the air knife 24 through an air pipe 26, an air outlet of the fan 25 is provided with a heating bag 27 used for heating the air, and an included angle between the blowing direction of the air knife 24 and the tape running direction of the diaphragm 30 is 30-60 degrees, preferably 60 degrees.

The machine frame 10 is provided with a first roller 28 and a second roller 29 for guiding the advancing direction of the diaphragm 30, the diaphragm 30 to be coated with blue glue passes through the upper sides of the first roller 28 and the second roller 29, the spray gun 11 is positioned above the diaphragm 30 between the first roller 28 and the second roller 29, the first roller 28 and the second roller 29 are horizontally spaced and vertically staggered, and the diaphragm 30 is obliquely extended in the process of coating the blue glue.

The discharging direction of the spray gun 11 is vertical to the tape running direction of the diaphragm 30, the spray gun 11 is a low-pressure airless spray gun 11, and the spray gun has the advantages of relatively low pressure and relatively low spraying speed, and cannot pierce the diaphragm to cause perforation; meanwhile, the diaphragm does not contain compressed air, so that water, oil and dust in the compressed air are prevented from entering the diaphragm, and pollution is reduced.

The working principle of the utility model is as follows: the diaphragm 30 sequentially passes through the first roller 28 and the second roller 29 to reach a winding mechanism (not shown), when the wound diaphragm 30 reaches a certain amount, winding is stopped, the motor 14 controls the screw rod 13 to rotate to drive the spray gun 11 to move along the width direction of the diaphragm 30, the spray gun 11 sprays blue glue on the upper surface of the diaphragm 30 while moving, the fan 25 is started after spraying is completed, air is heated by the heating bag 27 and then blown out from the air knife 24 to blow the blue glue on the surface of the diaphragm 30 for drying, and the diaphragm 30 is cut after the blue glue is dried.

In conclusion, the spray gun, the transverse driving assembly and the feeding assembly are arranged, the feeding assembly conveys the blue glue to the spray gun, the transverse driving assembly controls the spray gun to move along the width direction of the diaphragm and simultaneously sprays the blue glue to the surface of the diaphragm, the automatic spraying mode is adopted to spray the blue glue on the diaphragm, the production efficiency is improved, the spraying consistency is good, and coating missing and scratching of the surface of the diaphragm are avoided; the blue glue on the diaphragm can be dried in time by arranging the air knife, so that the blue glue solidification is accelerated, and the efficiency is improved; by adopting a non-contact form of the spray gun, a thinner coating can be obtained, the drying efficiency is higher, and the equipment downtime is reduced; by adopting the low-pressure airless spray gun, the spray gun has the advantages of relatively low pressure and relatively low spray speed, and cannot pierce a diaphragm to cause perforation; meanwhile, the diaphragm does not contain compressed air, so that water, oil and dust in the compressed air are prevented from entering the diaphragm, and pollution is reduced.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the present invention, so that any modifications, equivalents, improvements, etc. made to the above embodiment according to the present invention are within the scope of the present invention.

Claims

1. The utility model provides a diaphragm contactless blue glues coating unit, its characterized in that, includes the frame, be equipped with in the frame and be used for spray gun, the control spray gun of the width direction motion along the diaphragm of the blue gluey spray gun of one side surface spraying of diaphragm, be equipped with the feed subassembly that carries blue gluey for the spray gun in the frame.

2. The device for coating the blue gel on the diaphragm in a contact-free manner according to claim 1, wherein the frame is provided with an air knife for drying the blue gel on the diaphragm, and an air blowing port of the air knife extends in the width direction of the diaphragm.

3. The coating device for the diaphragm non-contact blue gel is characterized in that a fan for supplying air to an air knife is arranged on the rack, the fan is communicated with the air knife through an air pipe, and an air outlet of the fan is provided with a heating bag for heating the air.

4. The device for coating the diaphragm by the contact-free blue gel as claimed in claim 2, wherein an included angle between the blowing direction of the air knife and the tape running direction of the diaphragm is 30-60 °.

5. The device for coating the diaphragm without the contact type blue gel is characterized in that a first roller and a second roller for guiding the travelling direction of the diaphragm are arranged on the machine frame, the diaphragm to be coated with the blue gel passes through the upper sides of the first roller and the second roller, and the spray gun is positioned above the diaphragm between the first roller and the second roller.

6. The device for coating the diaphragm with the contact-free blue gel is characterized in that the first roller and the second roller are horizontally spaced and vertically arranged in a staggered manner.

7. The membrane contact-free blue gel coating device as claimed in claim 1, wherein the feeding assembly comprises a blue gel tank, a pressure accumulation filter and a pressure pump, the blue gel tank is communicated with the pressure accumulation filter through a first feeding pipe, the pressure accumulation filter is communicated with the spray gun through a second feeding pipe, and the pressure pump is communicated with the first feeding pipe through a pressurizing pipe.

8. The device for coating a diaphragm with a non-contact blue gel according to claim 1, wherein the frame is provided with a movable seat capable of moving along the width direction of the diaphragm, the spray gun is mounted on the movable seat, the transverse driving assembly comprises a screw rod and a motor for controlling the movement of the screw rod, and the movable seat is screwed with the screw rod.

9. The device for coating the diaphragm by the contact-free blue gel is characterized in that the discharge direction of the spray gun is perpendicular to the tape running direction of the diaphragm.

10. The device for coating the diaphragm with the contact-free blue gel is characterized in that the spray gun is a low-pressure airless spray gun.