CN210647022U

CN210647022U - PE film coating device

Info

Publication number: CN210647022U
Application number: CN201921253375.3U
Authority: CN
Inventors: 罗恩蔼; 范玉平
Original assignee: Guangdong Jinbang Film Industry And Technology Co ltd
Current assignee: Guangdong Jinbang Film Industry And Technology Co ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-06-02
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a PE membrane's coating device, including fuselage, tension mechanism, coating mechanism, stoving mechanism and conveying mechanism, the fuselage include base, support frame and curb plate, on support frame and curb plate arranged in the base, conveying mechanism include ejection of compact cylinder, guide roll and receive the material cylinder, the guide roll setting is on the curb plate, its characterized in that is provided with tension mechanism on the curb plate, tension mechanism including positioning roller, thrust spring, connecting rod, tension spring, tension bar, surge drum, first and second of counterrolls. The problem of this device effectual solution tension unstable in coating technology through tension mechanism for coating unit's membrane body tension keeps invariable, and then has guaranteed the overall quality of coating product, from very big improvement efficiency, satisfies the user demand, conveniently takes.

Description

PE film coating device

Technical Field

The utility model relates to a coating machine technical field specifically is a PE membrane's coating unit.

Background

The coating is to attach a material with a specific function on the surface of a target substrate to replace a solid-gas interface of the original substrate so as to protect the substrate, or to improve the surface function of the substrate so as to endow the substrate with new functional characteristics, or to directly utilize the surface characteristics of a coating so as to improve the use value of a final product or facilitate subsequent processing. Coating technology has taken an important position in the manufacture of products in the conventional industry, and the application field thereof is also continuously expanding.

In the coating process of the PE film, the tension is an important factor for ensuring the stable and unchangeable quality of the thickness of the glue layer, the outer quality of the protective film and the like. The tension can change along with the reduction of the roll diameter in the unwinding process of the base roll. In the existing coating process, the tension of the base roll cannot be accurately controlled, and further the coating quality of a product cannot be ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PE membrane's coating unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a PE film coating device comprises a machine body, a tension mechanism, a coating mechanism, a drying mechanism and a conveying mechanism, wherein the tension mechanism is arranged on the machine body and comprises a positioning roller, a thrust spring, a connecting rod, a tension spring, a tension rod, a pressure regulating roller, a first auxiliary roller and a second auxiliary roller; and the other side of the connecting rod is connected with a tension spring, the other end of the tension spring is connected to a tension rod, and the tension rod is rotatably connected with a pressure regulating roller.

As a further aspect of the present invention: the machine body comprises a base, a supporting frame and a side plate; the supporting frame and the side plate are arranged on the base, the conveying mechanism comprises a discharging roller, a guide roller and a material receiving roller, and the guide roller is arranged on the side plate; the side plate is provided with a sliding groove, and a first auxiliary roller and a second auxiliary roller are fixedly arranged on the side plate on two sides of the sliding groove.

As a further aspect of the present invention: the middle part of the connecting rod is provided with a rotating shaft, and the rotating shaft is positioned above the gravity center of the connecting rod. The lower end of the connecting rod is provided with a positioning roller, the connecting rod is connected with a thrust spring, one end of the thrust spring is connected with the connecting rod, and the other end of the thrust spring is connected with the supporting frame. The positioning roller is always kept in contact with the surface of the discharging roller.

As a further aspect of the present invention: the base is provided with a coating mechanism which comprises a first roller, a compression roller, a solution tank and a scraper; the solution tank is positioned on the right side of the guide roller, the compression roller is arranged above the solution tank, the first roller is arranged above the compression roller, and a revolute pair is formed between the first roller and the compression roller. One side of the solution pool is provided with a scraper.

As a further aspect of the present invention: the drying mechanism comprises: heating box, guide pulley, heating pipe and heating cabinet.

As a further aspect of the present invention: the base is provided with a thrust module, and the thrust module comprises a thrust roller, a thrust shell, a spring and a thrust rod.

As a further aspect of the present invention: the material collecting device is characterized in that the thrust shell is fixed on the base, a spring is installed in the thrust shell, the thrust rod is installed inside the thrust shell, the top of the thrust rod is provided with a thrust roller, and the surface of the thrust roller is in contact with the surface of the material collecting roller.

Compared with the prior art, the beneficial effects of the utility model are that: this mechanism simple structure, the practicality is strong, and the effectual unstable problem of tension of having solved in coating technology through tension mechanism for coating device's membrane body tension keeps invariable, and then has guaranteed the overall quality of coating product, from great improvement efficiency, satisfies the user demand, conveniently takes.

Drawings

FIG. 1 is a schematic view of a coating apparatus for PE film.

FIG. 2 is a schematic view of a side plate of the coating device for PE film.

Fig. 3 is a schematic structural diagram of a thrust module in the coating device of the PE film.

Fig. 4 is a schematic structural diagram of a drying mechanism in the coating device for coating the PE film.

In the figure: the device comprises a base 1, a thrust roller 2, a material receiving roller 3, a dryer 4, a roller I5, a pressure regulating roller 6, a roller I7, a tension rod 8, a tension spring 9, a roller II 10, a connecting rod 11, a thrust spring 12, a positioning roller 13, a support frame 14, a side plate 15, a discharging roller 16, a guide roller 17, a solution pool 18, a scraper 19, a compression roller 20, a thrust shell 21, a spring 22, a thrust rod 23, a chute 24, a heating box 25, a guide wheel 26, a heating pipe 27 and a heating cabinet 28.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example one

Referring to fig. 1-4, a coating device for PE film includes a body, a tension mechanism, a coating mechanism, a drying mechanism 4, and a conveying mechanism; the machine body comprises a base 1, a supporting frame 14 and a side plate 15; the supporting frame 14 and the side plate 15 are placed on the base 1. The conveying mechanism comprises a discharging roller 16, a guide roller 17 and a material receiving roller 3, wherein the guide roller 17 is arranged on the side plate 15. The side plate 15 is provided with a tension mechanism, and the tension mechanism comprises a positioning roller 13, a thrust spring 12, a connecting rod 11, a tension spring 9, a tension rod 8, a pressure regulating roller 6, a first auxiliary roller 7 and a second auxiliary roller 10. The concrete form and structure of the connecting rod 11 are not limited, wherein a rotating shaft is arranged on the middle part of the connecting rod 11, the rotating shaft is positioned above the gravity center of the connecting rod 11, and the connecting rod 11 can naturally droop under the action of self gravity; the connecting rod 11 can rotate around the rotating shaft thereof, and the specific structure form of the rotating shaft is not limited. A positioning roller 13 is arranged at the lower end of the connecting rod 11, and the positioning roller 13 can rotate on the connecting rod 11; wherein, the connecting rod 11 is connected with a thrust spring 12, one end of the thrust spring 12 is connected with the connecting rod 11, and the other end is connected with a supporting frame 14. The thrust spring 12 is always in a compressed state, and the thrust spring 14 provides thrust for the push rod 11. The positioning roller 13 is always kept in contact with the surface of the discharging roller 16 under the action of the thrust spring 14 and the gravity of the push rod 11. The other side of the connecting rod 11 is connected with a tension spring 9, the other end of the tension spring 9 is connected with a tension rod 8, and the tension rod 8 is rotatably connected with a pressure regulating roller 6. The side plate 15 is provided with a sliding groove 24, and the pressure regulating roller 6 can move along the sliding groove 24; and a first auxiliary roller 7 and a second auxiliary roller 10 are fixedly arranged on the side plate 15 at two sides of the sliding groove 24, and the pressure regulating roller 6, the first auxiliary roller 7 and the second auxiliary roller 10 respectively form a rolling pair.

Further, a coating mechanism is arranged on the base 1 and comprises a first roller 5, a press roller 20, a solution pool 18 and a scraper 19; the solution tank 18 is positioned at the right side of the guide roller 17, a press roller 20 is arranged above the solution tank 18, a roller 5 is arranged above the press roller 20, a rotating pair is formed between the roller 5 and the press roller 20, and the film body conveyed out of the discharging roller 16 can pass through the rotating pair. Further, the solution pool 18 is filled with coating solution, and the bottom of the press roll 20 is soaked in the coating solution. When the press roll 20 rotates, the coating liquid is adsorbed on the surface of the press roll 20, and the surface of the film body is coated with the required material under the pressure action between the press roll 20 and the first roller 5. Further, in order to better control the coating liquid dosage on the press roll 20, a scraper 19 is arranged on one side of the solution pool 18, and the scraper 19 can scrape off the excessive coating liquid, so that the coating liquid dosage on the press roll 20 is further ensured. Thereby ensuring the coating quality of the film body.

Further, after the film body is coated, in order to more rapidly form the film body, the base 1 is provided with a drying mechanism 4, and a specific structural form of the drying mechanism 4 is not limited, and in this embodiment, preferably, the drying mechanism 4 includes: a heating box 25, a guide wheel 26, a heating pipe 27 and a heating cabinet 28. After the film body is coated, the film body enters a heating cabinet 28 through a guide wheel 26; the heating cabinet 28 is internally provided with a heating box 25, and the heating box 25 is internally provided with a plurality of heating pipes 27.

The utility model discloses a theory of operation is: the discharging roller 16 is arranged on the base 1, and the film body sequentially passes through the gaps between the secondary roller II 10 and the pressure regulating roller 6 and between the secondary roller I7 and the pressure regulating roller 6 and then enters the space between the rolling pairs between the compression roller 20 and the roller I5 through the guide roller 17; after the film body is coated between the press roller 20 and the first roller 5, the film body enters the drying mechanism 4 for drying, and further, the material receiving roller 3 rotates to wind the coated and dried film body. As the work progresses, the diameter of the discharge roller 16 gradually decreases, further resulting in a decrease in the tension on the film body. The positioning roller 3 is arranged on the surface of the discharging roller 16, and the position of the positioning roller changes along with the discharging roller 16; when the diameter of the discharging roller 16 is reduced, the positioning roller 3 is close to the axle center of the discharging roller 16, and further, the connecting rod 11 connected to the positioning roller 3 is also changed in angle clockwise along with the diameter. And the tension of the tension spring 8 connected with the upper end of the connecting rod 11 is increased, and the pressure between the pressure regulating roller 6 and the first and second

auxiliary rollers

7 and 10 is increased accordingly. Further, the pressure between the pressure-adjusting cylinder 6 and the first and

second sub-cylinders

7 and 10 is gradually increased as the diameter of the discharge cylinder 16 is decreased. Further, the pressure lost by the film body due to the reduction of the diameter on the discharging roller 16 is compensated. Thereby ensuring the constant pressure on the film body and ensuring the coating quality of the whole film body.

Example two

In order to ensure that the material receiving roller 3 keeps tidy and compact during material receiving, the embodiment is improved on the basis of the embodiment 1, and the improvement is as follows: the base 1 is provided with a thrust module, the specific structural form of the thrust module is not limited, and in this embodiment, the thrust module preferably includes a thrust roller 2, a thrust housing 21, a spring 22 and a thrust rod 23. The thrust shell 21 is fixed on the base 1, a spring 22 is arranged in the thrust shell, the thrust rod 23 is arranged in the thrust shell 21, and the thrust rod 23 can move up and down in the thrust shell 21. The top of the thrust rod 23 is provided with a thrust roller 2, and the thrust roller 2 can rotate; the thrust roller 2 is contacted with the material receiving roller 3, and a rolling pair is formed between the thrust roller and the material receiving roller.

The utility model discloses a theory of operation is: after the film body is coated, when the film body is rolled, the film body passes through a rolling pair formed by the thrust roller 2 and the material receiving roller, and the film body is rolled on the material receiving roller 3 more compactly under the action of the thrust module.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a PE membrane's coating device, includes fuselage, coating mechanism, stoving mechanism (4) and conveying mechanism, a serial communication port, be provided with tension mechanism on the fuselage, tension mechanism including positioning roller (13), thrust spring (12), connecting rod (11), tension spring (9), pull rod (8), pressure regulating roller (6), auxiliary roller (7) and auxiliary roller two (10), be connected with tension spring (9) on the opposite side of connecting rod (11), the other end of tension spring (9) connect on pull rod (8), rotate on pull rod (8) and be connected with pressure regulating roller (6).

2. The PE film coating device according to claim 1, wherein the machine body comprises a base (1), a supporting frame (14) and side plates (15), the supporting frame (14) and the side plates (15) are arranged on the base (1), the conveying mechanism comprises a discharging roller (16), a guide roller (17) and a receiving roller (3), the guide roller (17) is arranged on the side plates (15), sliding grooves (24) are formed in the side plates (15), and a first auxiliary roller (7) and a second auxiliary roller (10) are fixedly arranged on the side plates (15) on two sides of the sliding grooves (24).

3. The PE film coating device according to claim 2, wherein the connecting rod (11) is provided with a rotating shaft, the rotating shaft is positioned above the gravity center of the connecting rod (11), the lower end of the connecting rod (11) is provided with a positioning roller (13), the connecting rod (11) is connected with a thrust spring (12), one end of the thrust spring (12) is connected with the connecting rod (11), the other end of the thrust spring is connected with a support frame (14), and the positioning roller (13) is always in contact with the surface of the discharging roller (16).

4. A coating device of a PE film according to claim 3, characterized in that the base (1) is provided with a coating mechanism comprising a first roller (5), a press roller (20), a solution tank (18) and a scraper (19); the solution tank (18) is located on the right side of the guide roller (17), a pressing roller (20) is arranged above the solution tank (18), a roller I (5) is arranged above the pressing roller (20), and a scraper (19) is installed on one side of the solution tank (18).

5. A PE film coating apparatus according to claim 4, wherein said drying mechanism (4) comprises: a heating box (25), a guide wheel (26), a heating pipe (27) and a heating cabinet (28).

6. A PE film coating device according to claim 5, characterized in that a thrust module is arranged on the base (1), and the thrust module comprises a thrust roller (2), a thrust housing (21), a spring (22) and a thrust rod (23).

7. The PE film coating device according to claim 6, wherein the thrust housing (21) is fixed on the base (1), a spring (22) is arranged in the thrust housing, the thrust rod (23) is arranged in the thrust housing (21), the thrust roller (2) is arranged at the top of the thrust rod (23), and the surface of the thrust roller (2) is in contact with the surface of the material receiving roller (3).