CN216511927U

CN216511927U - Composite film's transmission assembly

Info

Publication number: CN216511927U
Application number: CN202122496755.3U
Authority: CN
Inventors: 胡钢; 王庆; 郭二凯
Original assignee: Green Packaging Material Jiangyin Co ltd
Current assignee: Green Packaging Material Jiangyin Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-05-13
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a composite film transmission assembly which comprises a rack and a transmission roller which is arranged on the rack in a rotating mode around the axis of the transmission roller, wherein the transmission roller comprises a first compression roller and a second compression roller which are respectively arranged on two sides of a composite film transmission path, and the roughness of the first compression roller is smaller than that of the second compression roller. In the transmission assembly of the composite film, the roller surface roughness of the first compression roller is smaller than that of the second compression roller, so that the difference between the transmission acting force of the first compression roller on the composite film and the transmission acting force of the second compression roller on the composite film in the transmission process is reduced, the flatness of the composite film and the uniformity of the transmission are facilitated, and the transmission quality of the composite film is improved.

Description

Composite film's transmission assembly

Technical Field

The utility model relates to the technical field of composite film transmission, in particular to a transmission assembly of a composite film.

Background

As multilayer structure film materials are more and more widely applied to the fields of papermaking, printing, weaving and flexible electronic manufacturing, a system for compounding multilayer films is also in great demand. The material of the composite film may be paper, plastic (such as PET) or metal (such as aluminum foil). The device for compounding the multilayer films in the equipment system mostly adopts a roll shaft rolling compounding form, and the continuous or intermittent compounding process is completed by applying pressure to more than two layers of films and by means of the viscosity of colloid.

However, in the prior art, the composite film is composed of multiple layers of film materials, and the materials of various film materials are different, so that the roughness degrees of the two surfaces of the composite film are different, when the roller is selected for rolling and transmitting the composite film, the materials of the transmission rollers on the two sides of the composite film are the same, and the difference is generated between the transmission acting forces of the compression rollers on the two sides of the film on the two surfaces of the composite film, so that the flatness of the composite film and the uniformity of the transmission are difficult to ensure in the production process of the composite film, and the production quality of the composite film is further reduced.

Therefore, there is a need for an improved composite film transfer assembly of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a composite film transmission assembly which can ensure the composite flatness and transmission uniformity among film materials so as to improve the product transmission quality.

In order to realize the technical effects, the technical scheme of the utility model is as follows: the utility model provides a transmission assembly of composite film, includes the frame and around self axial lead rotate set up in defeated roller in the frame, the transmission roller is including locating first compression roller and the second compression roller of composite film transmission route both sides separately, the roughness of first compression roller is less than the roughness of second compression roller.

Preferably, in order to improve the production quality of the composite film by increasing the number of the first press rollers, changing the conveying direction of the composite film and increasing the length of the conveying path, the first press rollers are provided in plurality and distributed along the conveying path of the composite film.

Preferably, in order to improve the production quality of the composite film by increasing the number of the first press rollers, changing the conveying direction of the composite film and increasing the length of the conveying path, the second press rollers are provided in plurality and distributed along the conveying path of the composite film.

Preferably, in order to ensure the surface smoothness of the first press roll, ensure that the roughness of the roll surface of the first press roll is smaller than that of the second press roll, and prolong the service life, the first press roll is an antirust metal roll.

Preferably, in order to ensure the surface roughness of the second press roller, the roller surface roughness of the second press roller is larger than that of the first press roller, the strength of the second press roller is ensured, and the quality of the second press roller is favorably reduced, the roller surface of the second press roller is a non-woven attached surface.

Preferably, in order to adjust the transmission tension of the composite film and realize stable transmission of the composite film, the feeding side of the transmission roller is provided with an adjusting component for adjusting the transmission tension of the composite film.

Preferably, in order to realize the adjustment of the transmission tension of the composite film, the adjusting assembly comprises a swing arm and a driving unit, the swing arm rotates on the rack around the direction parallel to the axial line of the transmission roller and drives the swing arm to rotate, a plurality of swing rollers rotating around the self axial line are arranged on the swing arm, the adjusting assembly further comprises a plurality of fixed rollers which rotate around the self axial line and are arranged on the rack, the fixed rollers correspond to the swing rollers one by one, and the axial lines of the fixed rollers and the swing rollers are parallel to the axial line of the transmission roller.

Preferably, in order to enable the composite film to be tightly attached to the swing roller so as to ensure the smooth and stable transmission of the composite film, the roller surface of the swing roller is provided with a groove extending along the axial lead direction of the swing roller.

Preferably, in order to enhance the air discharge effect and further ensure that the composite film is tightly attached to the swing roller so as to realize the stable transmission of the composite film, the plurality of grooves are uniformly distributed on the roller surface of the swing roller.

Preferably, in order to drive the swing arm to rotate, the driving unit comprises an air cylinder, a cylinder barrel of the air cylinder is rotatably connected with the rack, and a piston rod of the air cylinder is rotatably connected with the swing arm.

In summary, compared with the prior art, the roller surface roughness of the first pressing roller is smaller than that of the second pressing roller, so that the difference between the transmission acting force of the first pressing roller on the composite film and the transmission acting force of the second pressing roller on the composite film in the transmission process is reduced, the flatness of the composite between the film materials and the uniformity of the transmission are facilitated, and the transmission quality of the composite film is improved.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic view of the structure of a second press roll in embodiment 2;

FIG. 5 is an exploded schematic view of FIG. 4;

FIG. 6 is a side view of FIG. 4;

in the figure: 1. the device comprises a frame, 2. a transmission roller, 2a. a first press roller, 2b. a second press roller, 2b-1 slots, 2-2 convex strips, 2ba. roller bodies, 2bb. a roller shaft, 2bc. a non-woven label, 2bd. sleeves, 2be. positioning rods, 3. swing arms, 4. swing rollers, 4-1 grooves, 5. fixed rollers, 6. air cylinders, 7. guide rollers, 8. feeding rollers, 9. collecting rollers, 10. blades and 11. a composite film.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Example 1

As shown in fig. 1 to 3, the composite film conveying assembly of embodiment 1 includes a frame 1, a conveying roller 2 is disposed on the frame 1, the conveying roller 2 is disposed between a feeding roller 8 and a collecting roller 9 and is rotatably disposed on the frame 1 around its own axis, the feeding roller 8 is connected to a first rotating motor (not shown) for driving the feeding roller to rotate around its own axis, and the collecting roller 9 is connected to a second rotating motor (not shown) for driving the collecting roller to rotate around its own axis; the frame 1 is also fixedly provided with a blade 10 for dividing the composite film 11 into two parts, and the collecting roller 9 and the transmission roller 2 are respectively provided with two groups which correspond to the two parts of the composite film 11 after being divided one by one; the transmission roller 2 comprises a first compression roller 2a and a second compression roller 2b which are respectively arranged at two sides of a transmission path of the composite film 11, the roller surface of the first compression roller 2a and the roller surface of the second compression roller 2b are both attached to the transmission path of the composite film 11, the roller surface roughness of the first compression roller 2a is smaller than that of the second compression roller 2b, one surface of the film material 11, which is in contact with the first compression roller 2a, is a first surface, the other surface of the film material 11, which is in contact with the second compression roller 2b, is a second surface, and the roughness of the first surface is larger than that of the second surface; the first press roller 2a and the second press roller 2b are provided in plurality and distributed along the transmission path of the composite film 11; the frame 1 is also provided with a plurality of guide rollers 7 which rotate around the axis line of the frame and are used for guiding the transmission direction of the composite film 11.

In the composite film conveying assembly of the embodiment, two groups of conveying rollers 2 are arranged between a feeding roller 8 driven by a first rotating motor to rotate and a collecting roller 9 driven by a second rotating motor to rotate, in the operation process of the device, the feeding roller 8 supplies materials of the composite film 11, the conveying direction is guided by a guide roller 7, the composite film 11 is divided into two parts by a blade 10 and is respectively conveyed to the two collecting rollers 9 driven by the second rotating motor through the two groups of conveying rollers 2, and the divided composite film 11 is collected.

In the transmission process, the roughness of the first surface of the film material 11 is larger than that of the second surface, and the roughness of the roller surface of the first pressing roller 2a is smaller than that of the second pressing roller 2b, so that the difference between the transmission acting force of the first pressing roller 2a on the film material 11 and the transmission acting force of the second pressing roller 2bd on the film material 11 is reduced, the difference between the transmission acting force of the first pressing roller 2a and the transmission acting force of the second pressing roller 2b tends to be consistent, the flatness of product compounding and the neatness of transmission in the transmission process of the film material 11 are facilitated, and the transmission quality of the compound film is improved.

The first press roller 2a is an aluminum alloy roller, the second press roller 2b comprises a roller body 2ba, a roller shaft 2bb fixedly connected with the roller body 2ba along the same axial line and a cylindrical non-woven fabric 2bc sleeved on the outer edge of the roller body 2ba in the circumferential direction, and the outer edge of the roller body 2ba in the circumferential direction is fixedly connected with the inner wall of the non-woven fabric 2bc in the circumferential direction in a sealing mode.

By adopting the structural design, the first compression roller 2a is an aluminum alloy roller, so that the smoothness of the surface of the first compression roller 2a can be ensured, the roughness of the roller surface of the first compression roller 2a is smaller than that of the second compression roller 2b, the first compression roller 2a has stronger corrosion resistance, the possibility of surface corrosion is reduced, and the smoothness of the roller surface of the first compression roller 2a after long-term use is ensured; second compression roller 2b adopts above-mentioned structure, the non-woven card 2bc of tube-shape is chooseed for use on its surface, make the roll surface of second compression roller 2b be non-woven card face, the roll surface roughness that can guarantee second compression roller 2b table is greater than the roll surface roughness of first compression roller 2a, and reduced second compression roller 2 b's whole weight on the basis of guaranteeing second compression roller 2b structural strength, compare in the surface at the metal roll and process, this second compression roller 2b changes in the production preparation, guarantee that its roll surface roughness is greater than the roll surface roughness of first compression roller 2a. It should be noted that, as an alternative to similar effects, other rust-proof and corrosion-resistant metal rollers, such as stainless steel, may be used for the first press roller 2a.

The feeding side of the conveying roller 2 is provided with an adjusting component for adjusting the conveying tension of the composite film 11; the adjusting assembly comprises a swing arm 3 and a driving unit, wherein the swing arm 3 rotates on the rack 1 around the direction parallel to the axial lead of the transmission roller 2, the driving unit drives the swing arm 3 to rotate, four swing rollers 4 rotating around the self axial lead are arranged on the swing arm 3, the adjusting assembly also comprises four fixed rollers 5 rotating around the self axial lead and arranged on the rack 1, the fixed rollers 5 and the swing rollers 4 are in one-to-one correspondence, and the axial leads of the fixed rollers 5 and the swing rollers 4 are parallel to the axial lead of the transmission roller 2; the roll surface of the swing roll 4 is provided with a plurality of grooves 4-1 extending along the axial lead direction of the swing roll, and the grooves 4-1 are usually arranged and uniformly distributed on the roll surface of the swing roll 4; the driving unit comprises an air cylinder 16, a cylinder barrel of the air cylinder 16 is rotatably connected with the frame 1, and a piston rod of the air cylinder 16 is rotatably connected with the swing arm 3.

Set up adjusting part between feed roller 8 and transmission roller 2, can adjust the transmission tension of composite film 11, avoid transmission tension undersize to lead to composite film 11 transmission efficiency reduction that relaxes, and transmission tension oversize leads to composite film 11 to warp even damage. When the composite film conveying device is used for adjusting, the piston rod of the air cylinder 16 is driven to stretch and move, the swing arm 3 is driven to rotate back and forth around the direction parallel to the axial lead of the conveying roller 2, the distance between the swing roller 4 and the fixed roller 5 is changed, and therefore the conveying tension of the composite film 11 is adjusted, and stable conveying of the composite film is guaranteed. The roll surface of the swing roll 4 is provided with a groove 4-1 extending along the axial lead direction of the swing roll, and when adjustment is carried out, the groove 4-1 can be used for containing air between the roll surface of the swing roll 4 and the composite film 11, so that the composite film 11 is tightly attached to the roll surface of the swing roll 4 in the transmission process, the transmission tension is ensured, and the transmission quality of products is improved.

Example 2

As shown in fig. 4 to 6, the transfer unit of the composite film of example 2 is based on example 1 except that the nonwoven patch 2bc is detachably connected to the roll body 2 ba; a plurality of slots 2b-1 are formed in the circumferential outer edge of the roller body 2ba, the slots 2b-1 are through grooves extending along the axial lead direction of the roller body 2bc, and a plurality of raised strips 2b-2 which correspond to the slots 2b-1 one by one and are in splicing fit with the slots 2b-1 are formed in the circumferential inner wall of the non-woven fabric patch 2 bc; the roller shaft 2bb is connected with the two ends of the roller body 2ba through the same axial line, the sleeve 2bd is in threaded fit with the roller shaft 2bb, positioning rods 2be are fixed to the outer edge of the sleeve 2bd in the circumferential direction, and the positioning rods 2be at the two ends of the roller body 2ba are used for positioning the non-woven fabric card 2bc on the roller body 2ba.

In this embodiment, the non-woven fabric patch 2bc is detachably connected with the roller body 2ba, so that the non-woven fabric patch 2bc can be conveniently replaced after long-term use. When the roller is replaced, the sleeve 2bd on the roller shaft 2bb at one end of the roller body 2ba is rotated, after the sleeve 2bd is separated from the roller shaft 2bb, the non-woven label 2bc is taken down from the roller body 2ba through the convex strip 2b-2 and the groove 2b-1 which are matched in an inserting mode, then the new non-woven label 2bc is installed on the roller body 2ba, the convex strip 2b-2 of the non-woven label 2bc is inserted into the groove 2b-1 of the roller body 2ba, then the sleeve 2bd is screwed on the roller shaft 2bb, so that the positioning rods 2be at two ends of the roller body 2ba are abutted against the non-woven label 2bc, the non-woven label 2bc is positioned, the non-woven label 2bc is prevented from being separated from the roller body 2ba, therefore, the non-woven label 2bc is convenient to replace, the long-term use effect of the second compression roller 2b is guaranteed, and the roller surface roughness of the second compression roller 2b is larger than that of the first compression roller 2a.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a transmission assembly of composite film, includes frame (1) and rotates around self axial lead set up in transmission roller (2) on frame (1), transmission roller (2) are including dividing first compression roller (2 a) and second compression roller (2 b) of locating composite film transmission route both sides, its characterized in that:

the roughness of the first press roller (2 a) is smaller than the roughness of the second press roller (2 b).

2. The composite film transfer assembly of claim 1, wherein: the first press roller (2 a) is provided with a plurality of rollers distributed along the transmission path of the composite film.

3. The composite film transfer assembly of claim 1, wherein: the second pressing rollers (2 b) are provided in plurality and distributed along the transmission path of the composite film.

4. The composite film transfer assembly of claim 1, wherein: the first press roll (2 a) is a rust-proof metal roll.

5. The composite film transfer assembly of claim 1, wherein: the roll surface of the second press roll (2 b) is a non-woven attached surface.

6. The composite film transfer assembly of claim 1, wherein: and an adjusting component for adjusting the transmission tension of the composite film is arranged on the feeding side of the transmission roller (2).

7. The composite film transfer assembly of claim 6, wherein: the adjusting assembly comprises a swing arm (3) and a drive which are parallel to the direction of the axis of the transmission roller (2) and are arranged on the rack (1), the swing arm (3) is driven by the drive unit, a plurality of swing rollers (4) which rotate around the axis of the swing arm (3) are arranged on the swing arm (3), the adjusting assembly further comprises a plurality of fixed rollers (15) which rotate around the axis of the swing rollers (4) and are arranged on the rack (1), and the fixed rollers (15) are in one-to-one correspondence with the swing rollers (4) and the axes of the swing rollers are parallel to the axis of the transmission roller (2).

8. The composite film transfer assembly of claim 7, wherein: and a groove (4-1) extending along the axial lead direction of the oscillating roller (4) is formed in the roller surface of the oscillating roller.

9. The composite film transfer assembly of claim 8, wherein: the plurality of grooves (4-1) are uniformly distributed on the surface of the swing roller (4).

10. The composite film transfer assembly of claim 7, wherein: the driving unit comprises an air cylinder (16), a cylinder barrel of the air cylinder (16) is rotatably connected with the rack (1), and a piston rod of the air cylinder (16) is rotatably connected with the swing arm (3).