Composite laminating device for tissue production

By using a composite laminating device that includes pressure rollers, tensioning mechanism and drying mechanism in tissue paper production, the problems of uneven pressure distribution and long drying time are solved, achieving uniform lamination and efficient drying of tissue paper, thus improving the quality and performance of tissue paper.

CN223972248UActive Publication Date: 2026-03-06GUANGDONG TAILI PACKAGING PRODUCTS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-21
Publication Date
2026-03-06

AI Technical Summary

Technical Problem

Existing paper towel production laminating equipment suffers from uneven pressure distribution, resulting in inconsistent lamination effects across different parts of the paper towel, poor adhesion in some areas, or deformation due to excessive pressure. Furthermore, the laminating materials with high water absorption require long drying times, leading to low work efficiency.

Method used

The composite laminating device includes a housing, pressure rollers, tensioning mechanism and drying mechanism. The paper towel is tensioned by a drive motor driving the tensioning shaft and rubber pad. The paper towel is dried by heating with a heating box and heat pipes, which improves laminating efficiency and uniformity.

Benefits of technology

This process achieves uniform pressing of all parts of the paper towel, improves lamination efficiency and drying speed, and enhances the overall quality and performance of the paper towel.

✦ Generated by Eureka AI based on patent content.

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Abstract

The embodiment of the utility model provides a composite laminating device for tissue production, and relates to the technical field of tissue production. The composite laminating device for tissue production comprises a machine box, a feeding nozzle and a discharging nozzle are fixedly installed on the surfaces of the two ends of the machine box respectively, the feeding nozzle is located at one end of the right side of the machine box, the discharging nozzle is located at one end of the left side of the machine box, and a tensioning mechanism is arranged in the machine box. Drying mechanisms are fixedly installed on the two sides of the outer surface of the machine box, a pressing roller is rotationally connected to the surface of an inner cavity of the machine box, and the outer surface of the pressing roller is sleeved with a pressing belt. According to the embodiment of the invention, through cooperation of the heating box and the heat conduction pipe, the heat conduction pipe is used for heating, heat generated inside is conveyed through the heating box and conveyed to the interior of the heat transfer rod through the connector, and then the heat is sprayed out through the air spraying head, so that paper towels are dried, the working efficiency during laminating is improved, and the working efficiency is improved. Therefore, the practicability of the device is improved.
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Description

Technical Field

[0001] This application relates to the field of tissue paper production technology, and in particular to a composite laminating device for tissue paper production. Background Technology

[0002] Paper towels are an everyday item that people use extensively in their daily lives. Paper towels are typically single sheets with multiple layers, and multiple sheets are packaged together in a pack. They come in various sizes. In the paper towel production process, in order to improve the quality and performance of paper towels, it is often necessary to perform a composite lamination process on multiple layers of paper. Therefore, a composite lamination device for paper towel production is needed.

[0003] However, existing laminating devices have uneven pressure distribution during the lamination process, which can easily lead to inconsistent lamination effects in different parts of the paper towel, resulting in localized loose bonding or deformation due to overpressure. This affects the overall quality and performance of the paper towel. Furthermore, for some highly absorbent laminating materials, traditional drying methods may take a long time and have low efficiency, thus reducing the utilization efficiency of the laminating device. Summary of the Invention

[0004] In view of the above problems, this application provides a composite laminating device for paper towel production to solve the problems of uneven pressure distribution during the lamination process of existing laminating devices, which easily leads to inconsistent lamination effects of different parts of the paper towel, resulting in local loose bonding or deformation due to overpressure, affecting the overall quality and performance of the paper towel. In addition, for some highly absorbent laminating materials, traditional drying methods may have long drying times and low work efficiency.

[0005] This application provides a composite laminating device for tissue paper production. The device includes a casing, with an inlet and an outlet fixedly mounted on its two end surfaces. The inlet is located at the right end of the casing, and the outlet is located at the left end. A tensioning mechanism is installed inside the casing, and drying mechanisms are fixedly mounted on both sides of the outer surface of the casing.

[0006] In some embodiments, a pressure roller is rotatably connected to the inner surface of the chassis, a pressure belt is sleeved on the outer surface of the pressure roller, and a collection trough is fixedly installed at the bottom of the inner cavity of the chassis.

[0007] In some embodiments, the tensioning mechanism includes drive motors fixedly installed on both sides of the outer surface of the chassis, and the output end of the drive motors is fixedly connected to a connecting frame, which is located on both sides of the inner cavity of the chassis.

[0008] In some embodiments, a tensioning shaft is fixedly connected inside the connecting frame, a rubber pad is fixedly installed on the outer surface of the tensioning shaft, and a tensioning roller is fixedly installed at one end of the rubber pad.

[0009] In some embodiments, the drying mechanism includes heating boxes fixedly installed on both sides of the outer surface of the chassis, with a heat-conducting pipe fixedly connected to the bottom of the heating box, and one end of the heat-conducting pipe fixedly connected to the outer surface of the chassis.

[0010] In some embodiments, a connector is fixedly installed on one side surface of the heating box, a heat transfer rod is connected to the internal thread of the connector, and a jet nozzle is fixedly installed on the lower surface of the heat transfer rod.

[0011] With the above scheme, when the paper towel enters the machine, it passes through the tension roller. A drive motor drives the connecting frame to rotate, which in turn drives the tensioning shaft to rotate, so that the paper towel can be slightly tensioned to improve the lamination efficiency. By using the combination of a heating box and heat pipes, the heat generated inside is transported through the heat pipes to the heat transfer rod through the connector, and then the heat is sprayed out by the jet nozzle to dry the paper towel, thereby improving the working efficiency of lamination.

[0012] The above description is merely an overview of the technical solutions of the embodiments of this application. In order to better understand the technical means of the embodiments of this application and to implement them in accordance with the contents of the specification, and to make the above and other objects, features and advantages of the embodiments of this application more obvious and understandable, specific implementation methods of this application are described below. Attached Figure Description

[0013] To more clearly illustrate the technical solutions of the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0014] Figure 1 This is a perspective view of the laminating device in some embodiments of this application.

[0015] Figure 2 This is a three-dimensional cross-sectional schematic diagram of the structural lamination device in some embodiments of this application.

[0016] Figure 3 This is a three-dimensional schematic diagram of the structural tensioning mechanism in some embodiments of this application.

[0017] Figure 4 This is a three-dimensional schematic diagram of the drying mechanism in some embodiments of this application.

[0018] Explanation of reference numerals in the attached figures:

[0019] 1. Casing; 2. Feed nozzle; 3. Discharge nozzle; 11. Pressure roller; 12. Pressure belt; 13. Collection trough; 4. Tensioning mechanism; 41. Drive motor; 42. Connecting frame; 43. Tensioning shaft; 44. Rubber pad; 45. Tensioning roller; 5. Drying mechanism; 51. Heating box; 52. Heat conduction pipe; 53. Connector; 54. Heat transfer rod; 55. Air jet nozzle. Detailed Implementation

[0020] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. Based on the embodiments of this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0021] The terms "comprising" and "having," and any variations thereof, in the specification, claims, and drawings of this application are intended to cover without excluding other meanings. The words "a" or "an" do not exclude the presence of multiples. Unless otherwise stated, "multiple" means two or more (including two), and similarly, "multiple sets" means two or more (including two sets).

[0022] The directional terms appearing in the following description refer to the directions shown in the figures and are not intended to limit the specific structure of this application. For example, in the description of this application, terms such as "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "axial," "radial," and "circumferential" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the figures. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0023] In the description of this application, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linkage" should be interpreted broadly. For example, "connection" or "linkage" in mechanical structures can refer to a physical connection, such as a fixed connection, a detachable connection, or an integral connection. In addition to referring to a physical connection, "connection" or "linkage" in circuit structures can also refer to an electrical connection or a signal connection. For example, it can be a direct connection, i.e., a physical connection, or an indirect connection through at least one intermediate component, as long as the circuit is connected. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0024] To facilitate understanding of the technical solutions in the embodiments of this application, the technical solutions in the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings.

[0025] This application provides a composite laminating device for paper towel production. Figure 1 This is a perspective view of the laminating device in some embodiments of this application. Figure 2 This is a perspective cross-sectional schematic diagram of the laminating device in some embodiments of this application. For example... Figure 1 , Figure 2 As shown, the composite laminating device for paper towel production includes a housing 1. A feed nozzle 2 and a discharge nozzle 3 are fixedly installed on the two ends of the housing 1, respectively. The feed nozzle 2 is located at the right end of the housing 1, and the discharge nozzle 3 is located at the left end of the housing 1. A tensioning mechanism 4 is provided inside the housing 1, and a drying mechanism 5 is fixedly installed on both sides of the outer surface of the housing 1. A pressure roller 11 is rotatably connected to the inner surface of the housing 1, and a pressure belt 12 is sleeved on the outer surface of the pressure roller 11. A collection trough 13 is fixedly installed at the bottom of the inner cavity of the housing 1.

[0026] In the technical solution of this application embodiment, the paper towels are fed into the machine box 1 in a flat state by using the feed nozzle 2. The pressure roller 11 drives the pressure belt 12 to rotate. The rotation of the pressure roller 11 applies pressure to make the paper towel layers tightly bonded together. Then, the discharge nozzle 3 is used to discharge the paper towels.

[0027] According to other embodiments of this application, such as Figure 3 As shown, the tensioning mechanism 4 includes a drive motor 41 fixedly installed on both sides of the outer surface of the housing 1. The output end of the drive motor 41 is fixedly connected to a connecting frame 42. The connecting frame 42 is located on both sides of the inner cavity of the housing 1. A tensioning shaft 43 is fixedly connected inside the connecting frame 42. A rubber pad 44 is fixedly installed on the outer surface of the tensioning shaft 43. A tensioning roller 45 is fixedly installed at one end of the rubber pad 44.

[0028] In the technical solution of this embodiment, when the paper towel enters the interior of the machine box 1, it passes through the tension roller 45. The drive motor 41 drives the connecting frame 42 to rotate, which in turn drives the tensioning shaft 43 to rotate, so that the paper towel can be slightly tensioned in order to improve the lamination efficiency.

[0029] According to other embodiments of this application, such as Figure 4 As shown, the drying mechanism 5 includes a heating box 51 fixedly installed on both sides of the outer surface of the casing 1. A heat conduction pipe 52 is fixedly connected to the bottom of the heating box 51. One end of the heat conduction pipe 52 is fixedly connected to the outer surface of the casing 1. A connector 53 is fixedly installed on one side surface of the heating box 51. A heat transfer rod 54 is connected to the inside of the connector 53 by a thread. An air jet head 55 is fixedly installed on the lower surface of the heat transfer rod 54.

[0030] In this embodiment, the heating box 51 and the heat pipe 52 are used together. The heat pipe 52 heats the paper towels, and the heat generated inside is transported through the heating box 51 and then through the connector 53 to the inside of the heat transfer rod 54. The heat is then sprayed out by the jet nozzle 55 to dry the paper towels, thereby improving the working efficiency during lamination.

[0031] Those skilled in the art will understand that although some embodiments herein include certain features included in other embodiments but not others, combinations of features from different embodiments are intended to be within the scope of this application and form different embodiments. For example, in the claims, any of the claimed embodiments can be used in any combination.

[0032] The above embodiments are only used to illustrate the technical solutions of this application, and are not intended to limit it. Although this application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this application.

Claims

1. A composite lamination device for paper towel production, characterized by, Including the machine case (1), two end surfaces of the machine case (1) are fixedly installed with feeding nozzle (2) and discharge nozzle (3) respectively, the feeding nozzle (2) is located at the right side one end of the machine case (1), the discharge nozzle (3) is located at the left side one end of the machine case (1), the inside of the machine case (1) is provided with the tensioning mechanism (4), and the both sides of the outer surface of the machine case (1) are fixedly installed with the drying mechanism (5).

2. The composite lamination device for tissue production according to claim 1, wherein, The inner cavity surface of the machine case (1) is rotatably connected with the compression roller (11), the outer surface of the compression roller (11) is sleeved with the compression belt (12), and the bottom of the inner cavity of the machine case (1) is fixedly installed with the collecting groove (13).

3. The composite lamination device for tissue production according to claim 1, wherein, The tensioning mechanism (4) includes the driving motor (41) fixedly installed on the both sides of the outer surface of the machine case (1), the output end of the driving motor (41) is fixedly connected with the connecting frame (42), and the connecting frame (42) is located on the both sides of the inner cavity of the machine case (1).

4. The composite lamination device for tissue production according to claim 3, wherein The inside of the connecting frame (42) is fixedly connected with the tensioning rotating shaft (43), the outer surface of the tensioning rotating shaft (43) is fixedly installed with the rubber pad (44), and one end of the rubber pad (44) is fixedly installed with the tensioning roller (45).

5. The composite lamination device for tissue production according to claim 1, wherein The drying mechanism (5) includes the heating box (51) fixedly installed on the both sides of the outer surface of the machine case (1), the bottom of the heating box (51) is fixedly connected with the heat pipe (52), and one end of the heat pipe (52) is fixedly connected with the outer side surface of the machine case (1).

6. The composite lamination device for tissue production according to claim 5, wherein One side surface of the heating box (51) is fixedly installed with the connecting head (53), the inside of the connecting head (53) is threadedly connected with the heat transfer rod (54), and the lower surface of the heat transfer rod (54) is fixedly installed with the air jet head (55).