CN211772411U

CN211772411U - Paperboard machine

Info

Publication number: CN211772411U
Application number: CN201921875075.9U
Authority: CN
Inventors: 徐友君; 张鹏达; 杜军; 魏立; 刘哲伟; 李文
Original assignee: Ningbo Asia Pulp and Paper Co Ltd
Current assignee: Ningbo Asia Pulp and Paper Co Ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-10-27
Anticipated expiration: 2029-11-01

Abstract

The application discloses paperboard machine, this paperboard machine includes: the paper guide device comprises a first coating assembly, a first drying assembly, a second drying assembly and a first paper guide assembly, wherein the first drying assembly and the first paper guide assembly are positioned between the first coating assembly and the second drying assembly; when a paper web is subjected to surface coating through the first coating component, the coated paper web enters the second drying component after passing through the first drying component; when a paper web passes through the first coating component but is not surface coated, the paper web enters the second drying component after passing through the first paper guide component. By the mode, two paper web running paths can be provided, so that the paper webs without surface coating can run more stably along a shorter distance, and the production efficiency is improved.

Description

Paperboard machine

Technical Field

The application relates to the technical field of papermaking machinery, in particular to a board machine.

Background

The coating zone at the end of the board machine is usually equipped with a turning hot air box for drying the paper web after surface coating, the turning hot air box is cylindrical, the surface is provided with a strip-shaped nozzle, hot air is introduced into the upper half part of the turning hot air box and is sprayed out from the surface nozzle, and then the paper web passing through the turning hot air box is dried.

In the practical production, the paper web is driven by the power of two adjacent drying cylinders and enters the next drying cylinder after turning to the upper part of the hot air box. Especially, food card paper is of a type, due to the particularity of food cards, paper is easy to jam in a pulper after being broken, the whole production line needs to be suspended to clean the pulper, the production efficiency is greatly influenced, and the space for paper webs to pass is formed below the frame cross beam of most of the board making machines, so that the board making machines can be reformed.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application mainly solved provides a board machine, can provide two paper web traffic routes, makes the paper web that does not carry out surface coating can follow shorter distance and move more steadily, improves production efficiency.

In order to solve the technical problem, the application adopts a technical scheme that: providing a board machine, the board machine comprising: the paper guide device comprises a first coating assembly, a first drying assembly, a second drying assembly and a first paper guide assembly, wherein the first drying assembly and the first paper guide assembly are positioned between the first coating assembly and the second drying assembly; when a paper web is subjected to surface coating through the first coating component, the coated paper web enters the second drying component after passing through the first drying component; when a paper web passes through the first coating component but is not surface coated, the paper web enters the second drying component after passing through the first paper guide component.

Wherein, first paper guide subassembly includes: the paper guide roller comprises a first end part and a second end part which are oppositely arranged; the fixing support comprises a first fixing column and a second fixing column which are oppositely arranged, and one ends of the first fixing column and the second fixing column are oppositely and fixedly arranged with the ground; the first mounting assembly and the second mounting assembly are fixedly connected with the first fixing column and the second fixing column respectively, and the first end portion and the second end portion are movably arranged in the first mounting assembly and the second mounting assembly respectively.

Wherein the first mounting assembly and the second mounting assembly respectively comprise: the mounting seat comprises an accommodating space, and the first end part or the second end part is movably arranged in the accommodating space; the first plate body is relatively vertical to the ground and is fixedly connected with the fixed support; the second plate body is relatively parallel to the ground and is fixedly connected with the first plate body; wherein, the mount pad is fixed set up in on the second plate body.

The first plate body is provided with a first waist-shaped hole, and the extending direction of the first waist-shaped hole is vertical to the ground; the first and second mounting assemblies further comprise: the first bolt assembly is used for penetrating through the first kidney-shaped hole and fixedly connected with a preset position on the fixed support; the first fixing platform is fixedly connected with the first fixing column or the second fixing column, at least one through hole is formed in the surface of the first fixing platform, and internal threads are formed in the inner wall of the through hole; and the at least one abutting piece is respectively inserted into the through holes, an external thread matched with the internal thread is arranged on the outer wall of the abutting piece, one end of the abutting piece abuts against one end of the first plate body, and the position of the paper guide roller in the vertical direction is adjusted by adjusting the position of the abutting piece.

The mounting seat is further provided with a second waist-shaped hole, and the projection of the second waist-shaped hole on the first fixing column plane is perpendicular to the projection of the first waist-shaped hole on the first fixing column plane; the first and second mounting assemblies further comprise: and the second bolt assembly is used for penetrating through the second waist-shaped hole and fixedly connected with a preset position on the second plate body, and the position of the paper guide roller in the horizontal direction is adjusted by adjusting the relative position of the second waist-shaped hole and the second bolt assembly.

The first paper guide assembly further comprises a transmission piece and a driving piece, wherein the transmission piece is fixedly arranged at the first end portion and used for driving the paper guide roller to rotate under the action of the driving piece.

The first mounting assembly further comprises an extension part, and the extension part of the first mounting assembly is fixedly connected with the second plate body and used for bearing the driving part.

The fixed support further comprises a second fixed platform, the first fixed column and the second fixed column are fixedly connected with one side, far away from the ground, of the second fixed column, and the first drying assembly is fixedly arranged on the second fixed platform.

Wherein, the paperboard machine still includes: and the paper guide rope is tensioned at the outer sides of the coating roller of the first coating assembly, the paper guide roller and the drying roller of the second drying assembly.

Wherein, the paperboard machine still includes: a second coating assembly, a third drying assembly, and a fourth drying assembly, the third drying assembly being positioned between the second coating assembly and the fourth drying assembly, the web passing through the second drying assembly and into the second coating assembly; or, a second coating component, a third drying component, a fourth drying component and a second paper guide component, wherein the third drying component and the second paper guide component are positioned between the second coating component and the fourth drying component, and the paper web enters the second coating component after passing through the second drying component.

The beneficial effect of this application is: in contrast to the prior art, when a paper web is surface-coated by the first coating unit, the coated paper web passes through the first drying unit and then enters the second drying unit; when a paper web passes through the first coating component but is not surface coated, the paper web enters the second drying component after passing through the first paper guide component. The application provides two kinds of paper webs pass through the route, and when the paper web was not through the coating, the paper web can directly get into the dry subassembly of second through first paper subassembly of leading, and this route distance is shorter and need not pass through first dry subassembly, and then has avoided the hot-blast effect of first dry subassembly to lead to the paper web off tracking on the paper web disconnected paper, and the operation is more stable, has greatly improved the stability and the production efficiency of production.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Wherein:

FIG. 1 is a schematic structural view of an embodiment of the present tissue machine;

FIG. 2 is a schematic illustration of the structure of the board machine of FIG. 1 after detonation of the first paper guide assembly;

FIG. 3 is an enlarged view of the first paper guide assembly A shown in FIG. 2;

FIG. 4 is a schematic view of the location of various components of the present tissue machine line;

FIG. 5 is a schematic view of the position of the components of the present application after a second paper guide assembly is added to the production line of the web machine.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a paperboard making machine of the present application, wherein the paperboard making machine 10 includes: the paper guide device comprises a first coating component 20, a first drying component 30, a second drying component 40 and a first paper guide component 50, wherein the first drying component 30 and the first paper guide component 50 are positioned between the first coating component 20 and the second drying component 40; when the paper web is surface coated by the first coating unit 20, the coated paper web passes through the first drying unit 30 and then enters the second drying unit 40; as the web passes through the first coating unit 20 but is not surface coated, the web passes through the first paper guide unit 50 and into the second drying unit 40. In the present embodiment, the first coating unit 20 includes a coating roller or the like; the first drying component 30 comprises a turning hot air box and other devices; the second drying assembly 40 can be a drying cylinder or the like for drying, but is not limited to a drying cylinder.

In a specific application scene, the paperboard machine 10 provides two paper web passing paths, when the paper web is subjected to surface coating by a coating roller, the paper web passes through a turning hot air box, hot air in the turning hot air box is firstly subjected to primary drying and then enters a drying cylinder; when the paper web does not need surface coating, the paper web only reaches the first paper guiding component 50 by utilizing the conveying function of the coating roll and then enters the drying cylinder, the running distance of the path is shorter, and the turning hot air box is avoided, so that the hot air blown out from the turning hot air box can not act on the paper web, the problem that the paper web does not have any setback suspension running when passing through the turning hot air box is avoided, in addition, the first paper guiding component 50 arranged on the path provides support for the paper web, and the running stability of the paper web is improved. In addition, a certain number of other paper guiding assemblies can be added on the path from the paper web to the second drying assembly 40 through the first paper guiding assembly 50 to support the paper web, so as to further improve the running stability of the paper web, and the description is omitted.

In another embodiment, referring to fig. 2, the first paper guiding assembly 50 includes: a paper guide roller 500 and a fixed bracket 60, wherein the paper guide roller 500 comprises a first end 501 and a second end 502 which are oppositely arranged; the fixing bracket 60 includes a first fixing column 600 and a second fixing column 602 which are oppositely arranged, and one end of the first fixing column 600 and one end of the second fixing column 602 are oppositely and fixedly arranged with the ground, in this embodiment, the first fixing column 600 and the second fixing column 602 may be independently arranged at intervals, or may be connected by a member, that is, the first fixing column 600 and the second fixing column 602 are two ends of the same fixing plate; the first mounting assembly 70 and the second mounting assembly 80 are fixedly connected with the first fixing column 600 and the second fixing column 602 respectively, and the first end 501 and the second end 502 of the paper guide roller 500 are movably arranged in the first mounting assembly 70 and the second mounting assembly 80 respectively. In this embodiment, the paper guide roller 500 can be set according to the heights of the first fixing column 600 and the second fixing column 602, the installation position can be freely determined, and the paper guide roller 500 is movably arranged in the first installation assembly 70 and the second installation assembly 80, so that the paper guide roller 500 is ensured to be detachable, and the maintenance is convenient.

In yet another embodiment, with continued reference to fig. 2, the first mounting assembly 70 and the second mounting assembly 80 each include: the paper guide roller comprises a mounting seat 702, a first plate body 704 and a second plate body 706, wherein the mounting seat 702 comprises an accommodating space, and a first end 501 of the paper guide roller 500 or a second end 502 of the paper guide roller 500 is movably arranged in the accommodating space; a first plate 704, which is relatively vertical to the ground and is fixedly connected with the fixing bracket 60; the second plate body 706 is relatively parallel to the ground and is fixedly connected with the first plate body 704; wherein, the mounting seat 702 is fixedly disposed on the second plate 706. In this embodiment, the first plate 704 and the second plate 706 may be made of a metal such as steel, which is not limited herein, and a structure may be further reinforced therebetween to better support the paper guide roller 500. In addition, the paper guide roller 500 is movably disposed in the accommodating space of the first mounting seat 702, and the paper guide roller 500 can rotate correspondingly when the paper web passes through, so that the paper web can pass through more smoothly without paper breakage.

In another embodiment, with continued reference to fig. 2 and 3, the first plate 704 is provided with a first kidney-shaped hole 7040, and the extending direction of the first kidney-shaped hole 7040 is perpendicular to the ground; the first and

second mounting assemblies

70 and 80 further include: a first bolt assembly (not shown) for passing through the first kidney-shaped hole 7040 and fixedly connecting with a predetermined position on the fixing bracket 60; the first fixing platform 709 is fixedly connected with the first fixing column 600 or the second fixing column 602, at least one through hole 7090 is formed in the surface of the first fixing platform 709, and internal threads are formed in the inner wall of the through hole 7090; at least one propping element 712 is respectively inserted into the through holes 7090, the outer wall of the propping element 712 is provided with an external thread matched with the internal thread on the inner wall of the through hole 7090, one end of the propping element 712 props against one end of the first plate 704, and the position of the paper guide roller 500 in the vertical direction is adjusted by adjusting the position of the propping element 712. In the present embodiment, the semi-circle diameter of the first kidney-shaped hole 7040 matches a first bolt assembly (not shown), for example, if the first bolt assembly (not shown) is a bolt with a diameter of 40 mm, the semi-circle diameter of the first kidney-shaped hole 7040 matches the first bolt assembly, but is not limited thereto. The abutting member 712 acts on the first plate 704 of the first mounting assembly 70 and/or the second mounting assembly 80, the first plate 704 moves in the direction perpendicular to the ground, and the movable distance is determined by the extension length of the first waist-shaped hole 7040, so that the paper guide roller 500 is adjusted in the vertical direction, and finally, the verticality calibration of the paper guide roller 500 is realized, and the paper guide roller 500 runs more stably.

In another embodiment, please refer to fig. 2, the mounting seat 702 is further provided with a second waist-shaped hole 7020, a projection of the second waist-shaped hole 7020 on the plane of the first fixing column 600 is perpendicular to a projection of the first waist-shaped hole 7040 on the plane of the first fixing column 600; the first and

second mounting assemblies

70 and 80 further include: and a second bolt assembly (not shown) for passing through the second kidney-shaped hole 7020 and fixedly connecting with a predetermined position on the second plate body 706, wherein the position of the paper guide roller 500 in the horizontal direction is adjusted by adjusting the relative position of the second kidney-shaped hole 7020 and the second bolt assembly (not shown). In this embodiment, the second waist-shaped hole 7020 may have the same size as the first waist-shaped hole 7040, or may be disposed in another manner, which is not specifically limited herein, and the position of the paper guide roller 500 in the horizontal direction may be finely adjusted by adjusting the relative position of a second bolt assembly (not shown) in the second waist-shaped hole 7020, wherein the movable distance is determined by the extending length of the second waist-shaped hole 7020, and finally, the levelness of the paper guide roller 500 is calibrated, so that the paper guide roller 500 runs more smoothly.

In another embodiment, with continued reference to fig. 2, the first paper guiding assembly 50 further includes: the driving member 503 is fixedly disposed at the first end 501 of the paper guide roller 500, and the driving member 503 is used for driving the paper guide roller 500 to rotate under the action of the driving member 504; first mounting assembly 70 further includes an extension 708, and extension 708 of first mounting assembly 70 is fixedly coupled to second plate 706 for carrying driving member 504. In this embodiment, the driving element 504 can be a motor, and is not limited in this embodiment, and under the action of the driving element 504, the driving element 503 drives the paper guide roller 500 to rotate more quickly, so as to increase the speed of paper web passing through and improve the production efficiency.

In another embodiment, referring to fig. 4, the fixing bracket 60 further includes a second fixing platform 604, the second fixing platform 604 is fixedly connected to the sides of the first fixing column 600 and the second fixing column 602 in fig. 2 away from the ground, and the first drying assembly 30a is fixedly disposed on the second fixing platform 604. In this embodiment, the first drying assembly 30a is fixed on the second fixing platform 604, and the first drying assembly 30a does not occupy other space, so that the length of the production line can be effectively shortened. Further, the board machine 10 further includes: the paper guiding rope 90a is tensioned outside the coating roller 200a of the first coating unit 20, the paper guiding roller 500a and the drying roller 400a of the second drying unit 40a, and an included angle formed when the paper guiding rope 90a passes through the paper guiding roller 500a in a tensioned state may be an obtuse angle, but is not particularly limited herein. The paper guiding rope 90a is tightened on the paper web passing route, and can drag the running paper web to enable the paper web to stably run, and the probability of paper web deviation is reduced. In this embodiment, the second fixing platform 604 can be a beam or other reinforcing structure, and is not specifically limited herein, when the production line is modified to increase the first paper guiding assembly 50, it is required to ensure that the paper web can pass through the lower part of the beam, if the space below the beam is insufficient to cause insufficient paper web passability, the opening modification must be performed on the basis of ensuring the requirement of the structural performance of the equipment, and the scheme can satisfy the modification of the paper web running line of various papermaking machines.

In the actual production process, continuing to refer to fig. 4, the board machine 10 further includes: a second coating unit 12a, a third drying unit 14a and a fourth drying unit 16a, the third drying unit 14a being located between the second coating unit 12a and the fourth drying unit 16a, and the web after passing through the second drying unit 40a enters the second coating unit 12 a. In order to deal with different types of paper, a plurality of coating assemblies and drying assemblies can be arranged on different production lines, and the application does not specifically limit the number of the coating assemblies and the drying assemblies.

In addition, in the actual production process, referring to fig. 5, the board machine 10 further includes: a second coating unit 12b, a third drying unit 14b, a fourth drying unit 16b and a second paper guiding unit 18, wherein the third drying unit 14b and the second paper guiding unit 18 are arranged between the second coating unit 12b and the fourth drying unit 16b, and the paper web enters the second coating unit 12b after passing through the second drying unit 40 b. The third drying assembly 14b and the first drying assembly 30b each include a turning hot air box, and similarly to the above-mentioned paper web traveling route, the modification of the entire production line can correspondingly set a corresponding paper guide roller 500b between the coating roller 200b and the drying roller 400b, at this time, the entire production line has two production modes, when coating is not needed, the paper guide rope 90b is tensioned at the outer sides of the coating roller 200b, the paper guide roller 500b and the drying roller 400b, and when coating is needed, the paper guide rope 90b is changed to be tensioned at the outer sides of the coating roller 200b, the turning hot air box and the drying roller 400b, switching is simple, and adaptability of the production line to different paper types is greatly improved.

The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims

1. A board machine, characterized in that the board machine comprises:

the paper guide device comprises a first coating assembly, a first drying assembly, a second drying assembly and a first paper guide assembly, wherein the first drying assembly and the first paper guide assembly are positioned between the first coating assembly and the second drying assembly;

when a paper web is subjected to surface coating through the first coating component, the coated paper web enters the second drying component after passing through the first drying component;

when a paper web passes through the first coating component but is not surface coated, the paper web enters the second drying component after passing through the first paper guide component.

2. The board machine of claim 1, wherein the first paper guide assembly comprises:

the paper guide roller comprises a first end part and a second end part which are oppositely arranged;

the fixing support comprises a first fixing column and a second fixing column which are oppositely arranged, and one ends of the first fixing column and the second fixing column are oppositely and fixedly arranged with the ground;

the first mounting assembly and the second mounting assembly are fixedly connected with the first fixing column and the second fixing column respectively, and the first end portion and the second end portion are movably arranged in the first mounting assembly and the second mounting assembly respectively.

3. A board machine as set forth in claim 2, wherein said first and second mounting assemblies each include:

the mounting seat comprises an accommodating space, and the first end part or the second end part is movably arranged in the accommodating space;

the first plate body is relatively vertical to the ground and is fixedly connected with the fixed support;

the second plate body is relatively parallel to the ground and is fixedly connected with the first plate body; wherein, the mount pad is fixed set up in on the second plate body.

4. A board machine according to claim 3, characterized in that the first board body is provided with a first waist-shaped hole, and the extending direction of the first waist-shaped hole is vertical to the ground; the first and second mounting assemblies further comprise:

the first bolt assembly is used for penetrating through the first kidney-shaped hole and fixedly connected with a preset position on the fixed support;

the first fixing platform is fixedly connected with the first fixing column or the second fixing column, at least one through hole is formed in the surface of the first fixing platform, and internal threads are formed in the inner wall of the through hole;

and the at least one abutting piece is respectively inserted into the through holes, an external thread matched with the internal thread is arranged on the outer wall of the abutting piece, one end of the abutting piece abuts against one end of the first plate body, and the position of the paper guide roller in the vertical direction is adjusted by adjusting the position of the abutting piece.

5. A board machine according to claim 4,

a second waist-shaped hole is further formed in the mounting seat, and the projection of the second waist-shaped hole on the first fixing column plane is perpendicular to the projection of the first waist-shaped hole on the first fixing column plane; the first and second mounting assemblies further comprise:

and the second bolt assembly is used for penetrating through the second waist-shaped hole and fixedly connected with a preset position on the second plate body, and the position of the paper guide roller in the horizontal direction is adjusted by adjusting the relative position of the second waist-shaped hole and the second bolt assembly.

6. A board machine according to claim 3,

7. The board machine according to claim 6,

8. The board machine according to claim 2,

the fixed bolster still includes second fixed platform, with first fixed column with the second fixed column is kept away from ground one side fixed connection, first drying component fixed set up in on the second fixed platform.

9. The board machine of claim 2, further comprising:

and the paper guide rope is tensioned at the outer sides of the coating roller of the first coating assembly, the paper guide roller and the drying roller of the second drying assembly.

10. The board machine of claim 1, further comprising:

a second coating assembly, a third drying assembly, and a fourth drying assembly, the third drying assembly being positioned between the second coating assembly and the fourth drying assembly, the web passing through the second drying assembly and into the second coating assembly; or,

the paper web is fed into the second coating assembly after passing through the second drying assembly.