Double-layer grain embossing device

Abstract

The utility model belongs to the technical field of papermaking, and particularly relates to a double-layer grain embossing device. Comprising a seat stand, a base is arranged at the top of the seat stand, an embossing part is arranged on the base and comprises supporting parts on the two sides, an embossing roller and a rubber roller are arranged between the supporting parts on the two sides, the rubber roller can abut against the embossing roller to be matched with embossing, and a driving part for driving the embossing roller to rotate is arranged on the base. The embossing roller comprises a cylindrical shell with the hollow interior, an embossing block and an adjusting component are arranged in the shell, embossing textures are arranged on the embossing block, and the adjusting component can adjust the length of the portions, extending out of the surface of the shell, of the embossing textures. And the extending length of the embossing texture can be controlled through the adjusting component, the paper towel embossing machine can adapt to paper towels of different thicknesses and materials, and the embossing effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to papermaking technical field especially relates to a double -deck texture embossing device. BACKGROUND

[0002] As an important process in papermaking process, the embossed paper towel surface is uneven, with a three-dimensional effect, not only beautiful but also can improve brand image, the embossed paper towel layer and layer are more closely combined, not easy to loose or delamination, and can increase the paper towel's fluffiness, make its touch more soft and comfortable.

[0003] The embossing roller in the existing embossing device is mostly single texture, and multiple rollers need to be combined to complete different embossing. In order to solve the above problems, a paper towel embossing roller is disclosed in Chinese patent No. CN218660749U, which comprises an inner roller body, a connecting shaft, a mounting head and a limiting sleeve. The inner roller body is fixedly connected with the connecting shaft in the middle, and the left and right ends of the inner roller body are fixedly connected with the mounting head. The mounting head is fixedly connected with the connecting shaft. The limiting sleeve is movably connected to the surface of the mounting head. The inner roller body comprises an embossing roller, an embedded groove, an inner connecting block and a heater. The embossing roller is movably connected to the surface of the inner roller body. The embedded groove is embedded in the front and rear sides of the middle part of the surface of the inner roller body. The inner connecting block is fixedly connected to the middle of the inner wall of the embossing roller. The heater is fixedly connected to the upper and lower sides of the middle part of the inner roller body. The embossing roller in the device is provided with a plurality of split intermittent splicing structures, which can be conveniently replaced and increased in the inner roller body. However, the embossing depth of the embossing device with the above embossing roller cannot be adjusted, and different depth embossing rollers need to be replaced to meet the production requirements in actual production. UTILITY MODEL CONTENTS

[0004] The utility model aims at the above-mentioned technical problem, provides a double -deck texture embossing device, can control the length of the embossing texture that stretches out through the adjusting part, can adapt to paper towel of different thickness and material, improves embossing effect.

[0005] Therefore, the utility model provides a double -deck texture embossing device, which comprises a seat, a base is arranged on the top of the seat, an embossing part is arranged on the base, the embossing part comprises two side support parts, an embossing roller and a rubber roller are arranged between the two side support parts, the rubber roller can press the paper towel on the embossing roller to cooperate with embossing, a driving part is arranged on the base to drive the embossing roller to rotate, the embossing roller comprises a hollow cylindrical shell, an embossing block and an adjusting part are arranged in the shell, an embossing texture is arranged on the embossing block, and the adjusting part can adjust the length of the embossing texture extending out of the surface of the shell.

[0006] In the technical solution, the driving component is an existing motor, a reducer, and a gear transmission connection. The driving component is a mature existing technology that can drive the embossing roller to rotate and emboss. Therefore, it is not discussed. The embossing block in the embossing roller is moved by the adjusting component to control the length of the embossing texture on the embossing block extending out of the surface of the shell. This design enables the embossing device to adapt to paper towels of different thicknesses and materials. By adjusting the extension length of the embossing texture, it can ensure that the best embossing effect is achieved under different conditions, without damaging the paper towel, and ensuring the clarity and aesthetics of the pattern. Similarly, the corresponding embossing block in the shell can be replaced according to the wear condition of the embossing texture. The modular design of the embossing block allows the worn embossing block to be replaced individually, rather than the entire embossing roller, which can significantly reduce maintenance and replacement costs.

[0007] In the above technical solution, further, the plurality of embossing blocks are arranged in the shell along the circumferential direction of the central axis of the shell, the embossing blocks are slidingly arranged in the shell, the surface of the shell is provided with an embossing channel, the embossing texture on the embossing block is slidingly connected in the embossing channel, and the adjusting component in the shell can move the embossing block along the radial direction of the shell to drive the embossing texture on the embossing block to extend out of the embossing channel for embossing.

[0008] In the technical solution, for clarity in the embodiment, the embossing channel and the embossing texture are simple rectangles. In actual production, the embossing channel can be point-shaped, strip-shaped, or any combination of shapes, and the embossing texture can be a corresponding raised texture.

[0009] In the above technical solution, further, the two side ends of the embossing block are provided with sliding grooves, the inner walls of the two sides of the shell are provided with limiting strips corresponding to the sliding grooves, and the limiting strips and the sliding grooves are in sliding fit.

[0010] In the technical solution, the sliding groove and the limiting strip cooperate to control the movement direction of the adjusting component to ensure smooth movement of the embossing block.

[0011] In the above technical solution, further, the adjusting component includes an adjusting rod rotatingly arranged on the inner wall of the shell along the central axis of the shell, a two-way screw thread is arranged on the adjusting rod, two adjusting blocks are symmetrically connected to the two ends of the screw thread, the adjusting blocks are slidingly arranged in the adjusting cavities formed by the abutting of the adjusting grooves at the bottoms of the plurality of embossing blocks, and an adjusting knob is arranged outside the shell. The adjusting rod drives the adjusting blocks to move in the adjusting cavities to push the embossing blocks to move along the radial direction of the shell.

[0012] In the above technical solution, further, the adjusting block is provided with a threaded groove in threaded connection with the adjusting rod, the adjusting rod is a conical structure, and the adjusting cavity is a conical cavity capable of abutting the side surface of the adjusting block.

[0013] In the technical solution, as Figure 2,3, at this time, the embossing texture is still in the embossing channel, and the outward adjustment principle of the embossing texture is as follows: the adjusting knob is rotated to drive the adjusting rod to move, the adjusting rod is provided with two adjusting blocks connected with the adjusting rod through threads, and the two adjusting blocks are moved synchronously and in the same direction to the middle part of the adjusting rod, the adjusting blocks are pressed against all the embossing blocks arranged in the circumferential direction of the shell during the movement, specifically, the adjusting blocks are pressed against the adjusting grooves arranged on the two sides of the embossing blocks, so that the embossing blocks are driven to move along the radial direction of the shell, and the embossing texture is extended out of the embossing channel.

[0014] In the above technical scheme, further, at least two embossing rollers are arranged between the support components, and any embossing roller is correspondingly provided with a rubber roller capable of pressing a paper sheet against the embossing roller.

[0015] In the above technical scheme, further, at least two embossing rollers are arranged between the support components, and any embossing roller is correspondingly provided with a rubber roller capable of pressing a paper sheet against the embossing roller.

[0016] In the above technical scheme, further, the support component comprises a support base fixedly connected to the base, the support base is provided with a mounting seat, the mounting seat is rotatably provided with an embossing roller, the support base is provided with a rotatable fixing base, and the fixing base is provided, away from the embossing roller, with an output end of a first air cylinder, and the first air cylinder is hinged to the base away from the output end.

[0017] In the above technical scheme, further, the support component comprises a support base fixedly connected to the base, the support base is provided with a mounting seat, the mounting seat is rotatably provided with an embossing roller, the support base is provided with a rotatable fixing base, and the fixing base is provided, away from the embossing roller, with an output end of a first air cylinder, and the first air cylinder is hinged to the base away from the output end.

[0018] The beneficial effects of the present application are as follows:

[0019] 1. The adjusting component drives the embossing blocks in the embossing roller to move, and controls the length of the embossing texture on the embossing blocks extending out of the surface of the shell. This design makes the embossing device adapt to paper towels of different thicknesses and materials. By adjusting the extension length of the embossing texture, the best embossing effect can be ensured under different conditions, without damaging the paper towel and ensuring the clarity and aesthetics of the pattern.

[0020] 2. The corresponding embossing blocks in the shell can be replaced individually according to the wear condition of the embossing texture. The modular design of the embossing blocks enables the worn embossing blocks to be replaced individually instead of the entire embossing roller, which can significantly reduce the maintenance and replacement costs.

[0021] 3. The adjusting cylinder is provided with a compression roller on the fixed seat, and the fixed seat is fixed through a fixed pin or other locking device during the operation of the embossing device; when the rubber roller or the embossing roller needs to be disassembled or replaced, the limitation of the fixed seat is released, and the first cylinder is started to rotate the fixed seat outward to facilitate quick disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structural schematic diagram of the utility model;

[0023] Figure 2 is a first sectional view of the embossing roller;

[0024] Figure 3 is Figure 2 is a sectional view of A in the figure;

[0025] Figure 4 is a second sectional view of the embossing roller;

[0026] Figure 5 is an exploded view of the embossing roller;

[0027] Figure 6 is a sectional view of the shell;

[0028] Figure 7 is a structural schematic diagram of the embossing block;

[0029] Figure 8 is a simple schematic diagram of the paper towel embossing of the utility model.

[0030] The figure marks are:

[0031] 1, seat; 2, base; 3, paper towel; 4, support component; 5, embossing roller; 6, rubber roller; 7, driving component; 8, shell; 9, embossing block; 10, adjusting component; 11, embossing texture; 12, embossing channel; 13, sliding groove; 14, limiting strip; 15, adjusting rod; 16, adjusting groove; 17, adjusting chamber; 18, adjusting block; 19, adjusting knob; 20, support seat; 21, mounting seat; 22, embossing roller; 23, fixed seat; 24, first cylinder. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art belong to the scope of protection of the present application.

[0033] In the description of the present application, it should be noted that the terms used herein are merely for the purpose of describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. For the purpose of description, the sizes of the respective portions shown in the drawings are not drawn in accordance with the actual proportional relationship. The techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.

[0034] It should be noted that the terms "first", "second", and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a particular order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than that illustrated or described herein, and the objects distinguished by "first", "second", etc. are generally a class, not limited to the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / ", generally indicates that the associated objects before and after are in an "or" relationship.

[0035] It should be noted that in the description of the present application, the orientation or position relationship indicated by the terms such as "front, rear, upper, lower, left, right", "horizontal, vertical, perpendicular, horizontal" and "top, bottom" is generally based on the orientation or position relationship shown in the drawings, and is only for the purpose of facilitating the description of the present application and simplifying the description. Without the opposite indication, these orientation terms do not indicate and imply that the indicated device or element must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer relative to the contour of each component.

[0036] It should be noted that, in the present application, the terms "comprise", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the statement "comprises a ..." does not exclude the presence of other identical elements in the process, method, article or device comprising the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in the opposite order according to the functions involved. For example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0037] First embodiment:

[0038] like Figures 1-8 As shown, this embodiment provides a double-layer pattern embossing device, including a base 1, a base 2 is provided on the top of the base 1, an embossing component is provided on the base 2, the embossing component includes two side support components 4, an embossing roller 5 and a rubber roller 6 are provided between the two side support components 4, the rubber roller 6 can press the paper towel 3 against the embossing roller to cooperate with embossing, and a driving component 7 for driving the embossing roller 5 to rotate is provided on the base 2, the embossing roller 5 includes an internal hollow cylindrical shell 8, an embossing block 9 and an adjusting component 10 are provided in the shell 8, the embossing block 9 is provided with an embossing texture 11, and the adjusting component 10 can adjust the length of the embossing texture 11 extending out of the surface of the shell 8.

[0039] The driving component 7 is a transmission connection composed of an existing motor, a reducer, and gears. The driving component 7 is a mature existing technology that can drive the embossing roller 5 to rotate and emboss, so it will not be discussed in detail. The embossing block 9 in the embossing roller 5 is driven to move by the adjusting component 10, and the length of the embossed texture 11 on the embossing block 9 extending out of the surface of the shell 8 is controlled. This design enables the embossing device to adapt to paper towels 3 of different thicknesses and materials. By adjusting the extension length of the embossed texture 11, it is possible to ensure that the best embossing effect can be achieved under different conditions, without damaging the paper towel 3, while ensuring the clarity and aesthetics of the pattern. Similarly, the corresponding embossing block 9 in the shell 8 can be replaced separately according to the wear of the embossed texture 11. The modular design of the embossing block 9 allows for the replacement of worn embossing blocks 9 separately, rather than the entire embossing roller 5, which can significantly reduce maintenance and replacement costs.

[0040] like Figures 2-5As shown, several embossing blocks 9 are arranged in the shell 8 along the circumferential direction of the central axis of the shell 8, the embossing blocks 9 are slidingly arranged in the shell 8, the surface of the shell 8 is provided with embossing channels 12, the embossing textures 11 on the embossing blocks 9 are slidingly connected in the embossing channels 12, and the adjusting component 10 in the shell 8 can move the dynamic embossing blocks 9 along the radial direction of the shell 8 to drive the embossing textures 11 on the embossing blocks 9 to extend out of the embossing channels 12 to perform embossing.

[0041] In the embodiment, the embossing channels 12 and the embossing textures 11 are simple rectangles for clear display, and in actual production, the embossing channels 12 can be point-shaped, strip-shaped, or any combination of shapes, and the embossing textures 11 can be corresponding convex lines.

[0042] As shown in Figure 6 , the two side ends of the embossing block 9 are provided with sliding grooves 13, and the inner walls of the two sides of the shell 8 are provided with limiting strips 14 corresponding to the sliding grooves 13, and the limiting strip 14 and the sliding groove 13 are in sliding fit. Through the cooperation of the sliding groove 13 and the limiting strip 14, the movement direction of the adjusting component 10 adjusting the embossing block 9 is controlled, and the stable movement of the embossing block 9 is ensured.

[0043] As shown in Figures 2-7 , the adjusting component 10 includes an adjusting rod 15 rotatingly arranged on the inner wall of the shell 8 along the central axis of the shell 8, the adjusting rod 15 is provided with a double-thread, and two ends of the adjusting rod 15 are symmetrically connected with adjusting blocks 18 through threads, the adjusting blocks 18 are slidingly arranged in the adjusting cavities 17 formed by the abutting of the adjusting grooves 16 at the bottom of the several embossing blocks 9, and the adjusting stem is provided with an adjusting knob 19 outside the shell 8, the adjusting rod 15 drives the adjusting blocks 18 to move in the adjusting cavities 17 to push the embossing blocks 9 to move along the radial direction of the shell 8.

[0044] As shown in Figure 3 and Figure 5 , the adjusting block 18 is provided with a threaded groove threadedly connected with the adjusting stem, the adjusting stem is a conical structure, and the adjusting cavity 17 is a conical cavity capable of abutting the side surface of the adjusting block 18.

[0045] As shown in Figure 2 , at this time, the embossing textures 11 are still in the embossing channels 12, and the principle of adjusting the embossing textures 11 outward is as follows: the adjusting knob 19 is rotated to rotate the adjusting rod 15, the adjusting rod 15 is a double-thread, and the two adjusting blocks 18 threadedly connected with the adjusting rod 15 move in the same direction and synchronously to the middle part of the adjusting rod 15, the adjusting blocks 18 abut all the embossing blocks 9 circumferentially arranged in the shell 8 during the movement process, specifically abutting the adjusting grooves 16 arranged on the two sides of the embossing blocks 9, thereby pushing the embossing blocks 9 to move along the radial direction of the shell 8 to drive the embossing textures 11 to extend out of the embossing channels 12.

[0046] As shown in Figure 8As shown, at least two embossing rollers 5 are arranged between the support components 4, and any one of the embossing rollers 5 is correspondingly arranged with a rubber roller 6 capable of pressing the paper sheet against the embossing roller 5. Two embossing rollers 5 correspondingly produce the required embossing patterns, and the corresponding embossing textures 11 are selected, and the paper towel 3 can complete the embossing process of both sides of the paper towel 3 in one pass through the embossing device.

[0047] Second embodiment:

[0048] The embodiment provides a double-layer embossing device, which further has the following technical features in addition to the technical solutions in the above embodiments.

[0049] As shown in the drawings, Figure 1 The support component 4 comprises a support base 20 fixedly connected to the base 2, and the support base 20 is provided with a mounting seat 21, the mounting seat 21 is rotationally provided with the embossing roller 5, and the support base 20 is provided with a rotatable fixing base 23, the fixing base 23 is provided, away from the embossing roller 5, with an output end of a first air cylinder 24, and the first air cylinder 24 is hingedly connected to the pedestal away from the output end.

[0050] The fixing base 23 is provided with an adjusting cylinder of the embossing roller, and the fixing base 23 is fixed through a fixing pin or other locking devices during the working of the embossing device; when the rubber roller 6 or the embossing roller 5 needs to be disassembled or replaced, the fixing base 23 is released from the limitation, the first air cylinder 24 is started to rotate the fixing base 23 outward, and the rubber roller 6 or the embossing roller 5 is quickly disassembled, and the support component 4 in the device can also adopt the components for supporting the embossing roller 5 and the rubber roller 6 in the existing embossing device.

[0051] The embodiments of the application are described above in combination with the drawings, and the embodiments and features in the embodiments in the application can be combined with each other without conflict, the application is not limited to the above specific embodiments, and the above specific embodiments are only illustrative but not restrictive, and any person skilled in the art can make many forms under the guidance of the application without departing from the purpose of the application and the scope protected by the claims, and all the forms are within the protection of the application.

Claims

1. A double-layer pattern embossing device, comprising a base (1), a base (2) provided on the top of the base (1), an embossing component provided on the base (2), the embossing component comprising two side support components (4), an embossing roller (5) and a rubber roller (6) provided between the two side support components (4), the rubber roller (6) being able to press a paper towel (3) against the embossing roller to cooperate with embossing, a driving component (7) for driving the embossing roller (5) to rotate provided on the base (2), characterized in that: The embossing roller (5) comprises a cylindrical shell (8) with a hollow interior, an embossing block (9) and an adjusting component (10) are arranged in the shell (8), an embossing texture (11) is arranged on the embossing block (9), and the adjusting component (10) can adjust the length of the embossing texture (11) extending from the surface of the shell (8).

2. A double-layer pattern embossing device according to claim 1, characterized in that: A plurality of embossing blocks (9) are arranged in the shell (8) along the circumference of the central axis of the shell (8); the embossing blocks (9) are slidably arranged in the shell (8); an embossing channel (12) is provided through the surface of the shell (8); the embossed texture (11) on the embossing block (9) is slidably connected in the embossing channel (12); and the adjusting component (10) in the shell (8) can move the embossing block (9) in the radial direction of the shell (8), thereby driving the embossing texture (11) on the embossing block (9) to extend out of the embossing channel (12) for embossing.

3. A double-layer pattern embossing device according to claim 2, characterized in that: The embossed block (9) is provided with sliding grooves (13) at both ends, and the inner walls on both sides of the housing (8) are provided with limiting strips (14) corresponding to the sliding grooves (13), and the limiting strips (14) and the sliding grooves (13) are in sliding fit.

4. A double-layer pattern embossing device according to any one of claims 1 to 3, characterized in that: The adjusting component (10) includes an adjusting rod (15) rotatably arranged on the inner wall of the shell (8) along the central axis of the shell (8), the adjusting rod (15) is provided with a bidirectional thread, and the two ends are symmetrically threaded with adjusting blocks (18), the adjusting blocks (18) are slidably arranged in an adjusting chamber (17) formed by abutting adjusting grooves (16) at the bottom of a plurality of embossed blocks (9), and the adjusting rod is provided with an adjusting knob (19) outside the shell (8). The adjusting rod (15) drives the adjusting block (18) to move in the adjusting chamber (17), thereby pushing the embossed block (9) to move along the radial direction of the shell (8).

5. A double-layer pattern embossing device according to claim 4, characterized in that: The regulating block (18) is provided with a thread groove connected to the regulating stem thread, the regulating stem is a conical structure, and the regulating chamber (17) is a conical cavity capable of abutting against the side of the regulating block (18).

6. A double-layer pattern embossing device according to claim 1, characterized in that: At least two embossing rollers (5) are arranged between the supporting components (4), and each embossing roller (5) is correspondingly provided with a rubber roller (6) capable of pressing a paper sheet against the embossing roller (5).

7. The double-layer pattern embossing device according to claim 1, characterized in that: The support component (4) comprises a support seat (20) fixedly connected to the base (2); a mounting seat (21) is provided on the support seat (20); an embossing roller (5) is rotatably provided on the mounting seat (21); a rotatable fixed seat (23) is provided on the support seat (20); an output end hinged to a first cylinder (24) is provided on a side of the fixed seat (23) away from the embossing roller (5); and the first cylinder (24) is hinged to the base on a side away from the output end.

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