CN217963881U

CN217963881U - PVDC film forming device

Info

Publication number: CN217963881U
Application number: CN202222118730.4U
Authority: CN
Inventors: 帅汀; 胡亚玲; 马王铖
Original assignee: Hangzhou Plastics Industrial Co ltd
Current assignee: Hangzhou Plastics Industrial Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-12-06
Anticipated expiration: 2032-08-12

Abstract

The utility model relates to a PVDC film processing equipment technical field, and disclose a PVDC film forming device, solved current PVDC film forming device and be difficult to carry out the problem of cleaing away the dust of adhesion at PVDC film surface, it includes the extruder, one side of extruder is provided with pulls roller set, guide roll I, guide roll II and wind-up roll, is provided with induction type static eliminator between pull roller set and the guide roll I, is provided with direct current discharge type static eliminator between guide roll II and the wind-up roll, is provided with dust removal mechanism between guide roll I and the guide roll II, and dust removal mechanism comprises first suction hood, second suction hood, a plurality of first blowing hoods and a plurality of second blowing hoods, and one side of first blowing hood is provided with a plurality of blowing nozzles I, and one side of second blowing hood is provided with a plurality of blowing nozzles II; the PVDC film forming device can remove dust adhered to the surface of the PVDC film while removing static electricity.

Description

PVDC film forming device

Technical Field

The utility model belongs to the technical field of PVDC film processing equipment, specifically be a PVDC film forming device.

Background

PVDC is an ideal packaging material with high barrier property, strong toughness, excellent thermal shrinkage and chemical stability and excellent printing and heat sealing performance, and is widely applied to the fields of food, medicine, military industry and the like.

In the production process, the PVDC film is extruded and rubbed with guide rollers, press rollers and the like of each process, static electricity is easily generated, the PVDC film is soft, the static electricity causes the problems of flanging and overlapping of the PVDC film, dust is adhered to the PVDC film and is difficult to remove, and the conventional PVDC film forming device has the function of removing the static electricity, but the dust adhered to the surface of the PVDC film is difficult to remove.

SUMMERY OF THE UTILITY MODEL

To above-mentioned condition, for overcoming prior art's defect, the utility model provides a PVDC film forming device, the effectual current PVDC film forming device of having solved is difficult to clear away the problem at the surperficial dust of PVDC film with the adhesion.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PVDC film forming device, including the extruder, one side of extruder is provided with the traction roller set, guide roll one, guide roll two and wind-up roll, be provided with induction type static eliminator between traction roller set and the guide roll one, be provided with direct current discharge type static eliminator between guide roll two and the wind-up roll, be provided with dust removal mechanism between guide roll one and the guide roll two, dust removal mechanism is by first suction hood, the second suction hood, a plurality of first suction hood and a plurality of second suction hood constitute, first suction hood and second suction hood are connected between first suction hood and second suction hood, one side of first suction hood is provided with a plurality of blowing nozzles one, one side of second suction hood is provided with a plurality of blowing nozzles two.

Preferably, the negative pressure cavity has all been seted up to the inside of first suction hood and second suction hood, and the dust exhaust mouth has all been seted up to one side that first blowing hood and second blowing hood were kept away from to first suction hood and second suction hood.

Preferably, the negative pressure cavity is of an open structure.

Preferably, one side of each of the first dust hood and the second dust hood, which is far away from the first dust hood and the second dust hood, is provided with an air exhaust fan, and one end of each air exhaust fan is provided with a dust exhaust pipe.

Preferably, one side of the first dust blowing cover and one side of the second dust blowing cover are both provided with a purification air inlet pipe.

Preferably, the first dust blowing cover and the second dust blowing cover are both provided with air guide inner cavities communicated with the purification air inlet pipe.

Preferably, the first blowing nozzle and the second blowing nozzle are both in a horizontal inclined structure, and the inclination directions of the first blowing nozzle and the second blowing nozzle are opposite.

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

(1) In operation, can realize destaticing the function through being provided with induction type static eliminator and direct current discharge type static eliminator, avoid static to cause PVDC film turn-ups, the problem of overlap limit, can effectively avoid the dust adhesion on the PVDC film simultaneously, blow the dust removal mechanism that the dirt cover constitutes through setting up by first suction hood, the second suction hood, a plurality of first dust hoods and a plurality of second and can clear away the dust of adhesion on PVDC film surface when destaticing, avoid the dust to influence the finished product quality of PVDC film.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention.

In the drawings:

FIG. 1 is a schematic structural view of a PVDC film forming apparatus of the present invention;

FIG. 2 is a schematic structural view of the dust removing mechanism of the present invention;

FIG. 3 is a schematic structural view of the dust hood of the present invention;

FIG. 4 is a schematic view of the structure of the dust hood of the present invention;

in the figure: 1. an extruder; 2. a traction roller set; 3. a first guide roller; 4. a second guide roller; 5. a wind-up roll; 6. an induction type static eliminator; 7. a dc discharge type static eliminator; 8. a dust removal mechanism; 9. a first suction hood; 10. a second dust collection cover; 11. a first dust blowing cover; 12. a second dust blowing hood; 13. a first air blowing nozzle; 14. a second air blowing nozzle; 15. a negative pressure chamber; 16. a dust exhaust port; 17. an air exhaust fan; 18. a dust exhaust pipe; 19. purifying the air inlet pipe; 20. an air guide inner cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the PVDC film forming apparatus of the present invention includes an extruder 1, one side of the extruder 1 is provided with a traction roller set 2, a first guide roller 3, a second guide roller 4 and a first wind-up roller 5, an induction type static eliminator 6 is provided between the traction roller set 2 and the first guide roller 3, a dc discharge type static eliminator 7 is provided between the second guide roller 4 and the first wind-up roller 5, a dust removing mechanism 8 is provided between the first guide roller 3 and the second guide roller 4, the dust removing mechanism 8 is composed of a first dust hood 9, a second dust hood 10, a plurality of first dust hoods 11 and a plurality of second dust hoods 12, the first dust hoods 11 and the second dust hoods 12 are connected between the first dust hood 9 and the second dust hood 10, one side of the first dust hood 11 is provided with a plurality of first blowing nozzles 13, and one side of the second dust hood 12 is provided with a plurality of blowing nozzles 14;

as shown in fig. 2 to 4, the first dust hood 9 and the second dust hood 10 are both provided with a negative pressure chamber 15 inside to form a negative pressure to discharge dust, the first dust hood 9 and the second dust hood 10 are both provided with a dust discharge opening 16 on one side away from the first dust hood 11 and the second dust hood 12, the negative pressure chamber 15 is an open structure to improve the dust absorption range and effect, the first dust hood 9 and the second dust hood 10 are both provided with a suction fan 17 on one side away from the first dust hood 11 and the second dust hood 12 to drive air to flow to form an air duct to further realize dust discharge work, a dust exhaust pipe 18 is arranged at one end of the exhaust fan 17, a purification air inlet pipe 19 is arranged on one side of each of the first dust blowing cover 11 and the second dust blowing cover 12, air inlet can be achieved, an air duct is formed by matching with the exhaust fan 17, air guide inner cavities 20 communicated with the purification air inlet pipe 19 are formed in the first dust blowing cover 11 and the second dust blowing cover 12, the first blowing nozzle 13 and the second blowing nozzle 14 are of horizontal inclined structures, the inclination directions of the first blowing nozzle 13 and the second blowing nozzle 14 are opposite, the dust removal effect can be improved, dead corners are avoided, and meanwhile, the PVDC film cannot be deformed due to the fact that wind force directly blows to the edge of the PVDC film;

after the PVDC film is extruded from the extruder 1, the PVDC film sequentially passes through the traction roller group 2, the guide roller I3, the guide roller II 4 and the wind-up roller 5, in the process, the PVDC film is subjected to twice static electricity removal work through the induction type static electricity eliminator 6 and the direct current discharge type static electricity eliminator 7, after static electricity removal, the adsorption force of the PVDC film on dust is reduced, air inlet is realized through the purification air inlet pipe 19, air exhaust is realized through the air exhaust fan 17, clean air is blown to the PVDC film through the first blowing nozzle 13 and the second blowing nozzle 14, the dust on the surface of the PVDC film is blown off, as the first blowing nozzle 13 and the second blowing nozzle 14 are obliquely arranged, meanwhile, a transverse air channel can be formed through the action of the air exhaust fan 17, the dust transversely moves into the first dust suction hood 9 and the second dust suction hood 10, then is discharged through the dust exhaust pipe 18, through the arrangement of the first dust exhaust hood 11 and the second dust hood 12, the first blowing nozzle 13 and the second blowing nozzle 14 can be prevented from directly blowing towards the edge of the PVDC film and the whole PVDC film can not deform to cause the side surface deformation.

In operation, can realize the function of destaticing through being provided with induction type static eliminator and direct current discharge type static eliminator, avoid static to cause PVDC film turn-ups, the problem of overlap limit, can effectively avoid the dust adhesion on the PVDC film simultaneously, blow the dust removal mechanism that the dirt cover constitutes and can clear away the dust of adhesion at PVDC film surface when destaticing through setting up by first suction hood, the second suction hood, a plurality of first blowing hoods and a plurality of second, avoid the dust to influence the finished product quality of PVDC film.

Claims

1. A PVDC film forming apparatus comprising an extruder (1), characterized in that: the device is characterized in that a traction roller set (2), a first guide roller (3), a second guide roller (4) and a winding roller (5) are arranged on one side of the extruder (1), an induction type static eliminator (6) is arranged between the traction roller set (2) and the first guide roller (3), a direct-current discharge type static eliminator (7) is arranged between the second guide roller (4) and the winding roller (5), a dust removal mechanism (8) is arranged between the first guide roller (3) and the second guide roller (4), the dust removal mechanism (8) is composed of a first dust hood (9), a second dust hood (10), a plurality of first dust hoods (11) and a plurality of second dust hoods (12), the first dust hoods (11) and the second dust hoods (12) are connected between the first dust hoods (9) and the second dust hoods (10), a plurality of first blowing nozzles (13) are arranged on one side of the first dust hoods (11), and a plurality of second blowing nozzles (14) are arranged on one side of the second dust hoods (12).

2. The PVDC film forming apparatus according to claim 1, wherein: negative pressure chamber (15) have all been seted up to the inside of first suction hood (9) and second suction hood (10), and dust exhaust mouth (16) have all been seted up to one side that first blowing hood (11) and second blowing hood (12) were kept away from in first suction hood (9) and second suction hood (10).

3. The PVDC film forming apparatus according to claim 2, wherein: the negative pressure cavity (15) is of an open structure.

4. The PVDC film forming apparatus according to claim 1, wherein: one side of the first dust hood (9) and one side of the second dust hood (10) far away from the first dust hood (11) and the second dust hood (12) are both provided with an air exhaust fan (17), and one end of the air exhaust fan (17) is provided with a dust exhaust pipe (18).

5. The PVDC film forming apparatus according to claim 1, wherein: and one sides of the first dust blowing cover (11) and the second dust blowing cover (12) are respectively provided with a purification air inlet pipe (19).

6. The PVDC film forming apparatus according to claim 5, wherein: the inside of first dust blowing cover (11) and second dust blowing cover (12) all seted up with purify air inlet pipe (19) intercommunication air guide inner chamber (20).

7. The PVDC film forming apparatus according to claim 1, wherein: the first blowing nozzle (13) and the second blowing nozzle (14) are both of a horizontal inclined structure, and the inclined directions of the first blowing nozzle (13) and the second blowing nozzle (14) are opposite.