CN219551076U - Non-woven fabric drying device - Google Patents

Abstract

The utility model relates to the field of non-woven fabric drying equipment, and particularly discloses a non-woven fabric drying device, which comprises a drying and shaping box, wherein a water removing chamber and a drying chamber which are separated by a partition plate are arranged in the drying and shaping box, the water removing chamber is positioned in front of the drying chamber along the processing direction of non-woven fabric cloth, and a pair of guide rollers, a pair of wringing rollers and a supporting roller are sequentially arranged in the water removing chamber from top to bottom; the pair of guide rollers are arranged on the side wall of the dewatering chamber opposite to each other, the cloth can be arranged between the pair of guide rollers and the supporting roller in a longitudinally unfolding manner, the pair of wringing rollers are arranged on the side wall of the dewatering chamber in a longitudinally moving manner, the cloth can pass through a roller gap of the pair of wringing rollers, the wringing rollers can extrude moisture in the cloth when moving downwards, and a water storage tank for collecting the extruded moisture is arranged at the bottom of the dewatering chamber. The non-woven fabric drying device has the advantages that the water-absorbing parts do not need to be frequently replaced, so that the production cost is saved.

Description

Non-woven fabric drying device

Technical Field

The utility model relates to the field of cloth drying devices, in particular to a non-woven fabric drying device.

Background

The wet printing and dyeing method of the non-woven fabric mainly comprises an impregnation method and a padding method, wherein the two methods need to draw the unreeled non-woven fabric into a dip dyeing tank for dyeing treatment, and then excess moisture is removed through a squeeze roller; moreover, the cloth supported on the roller can be prevented from being secondarily stretched due to gravity, and the problem that short codes and the like occur due to tension retraction and the like after the cloth is rolled up can be prevented. In the conventional production process of nonwoven fabric, the above-mentioned nonwoven fabric dewatering step and the drying step are usually carried out in one step. For example, the applicant has proposed a chinese patent with publication No. CN216115218U, publication No. 2022-03-22, which proposes a nonwoven fabric drying apparatus, the nonwoven fabric drying apparatus specifically includes a drying cabinet, a water suction tank and a drying box, a blower is installed at the top of the drying cabinet, a gas pipe is inserted at the gas outlet of the blower, two compression rollers distributed up and down are rotationally connected at the left end of the drying cabinet, the water suction tank is welded at the left side of the bottom surface of the drying cabinet, a water suction sponge is embedded at the top of the water suction tank, electric push rods are embedded at the left and right sides of the upper end of the water suction tank, pressing plates are welded at the opposite sides of the electric push rods at the left and right sides, the drying box is welded at the right side of the top surface of the drying cabinet, a plurality of conveying rollers distributed in a left and right staggered manner are rotationally connected inside the drying box, heating grooves are formed at the upper and lower surfaces of the drying box, infrared heating pipes are installed at the bottom of the heating grooves, and glass plates are embedded at the notch of the heating grooves.

According to the scheme, the drying equipment can remove moisture on the non-woven fabric cloth through the water-absorbing sponge, and prevent the moisture from being re-absorbed into the non-woven fabric. However, the water absorption capacity of the water-absorbing sponge can be up to 7-8 times of the self weight, the normal service life is about 3-5 months, the service temperature is not more than 60 ℃, otherwise, the service life is aged and shortened. Therefore, the water absorbing sponge needs to be frequently maintained and replaced in the process of implementing the scheme, the water absorbing process of the water absorbing sponge is slow, the improvement of the water removing efficiency of the non-woven fabric cloth is further limited, and the production cost is high. In view of this, there is a need for a drying device or apparatus that can prevent moisture squeezed by a pressing roller from being absorbed into a nonwoven fabric, and does not require frequent replacement of water-absorbing components, so as to improve the drying and shaping efficiency and effect of the nonwoven fabric.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the non-woven fabric drying device which has the advantage of not needing to frequently replace water-absorbing parts and can further improve the water removal and drying efficiency and effect of cloth.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the non-woven fabric drying device comprises a drying and shaping box, wherein a dewatering chamber and a drying chamber which are separated by a partition plate are arranged in the drying and shaping box, the dewatering chamber is positioned in front of the drying chamber along the processing direction of non-woven fabric cloth, and a pair of guide rollers, a pair of wringing rollers and a supporting roller are sequentially arranged in the dewatering chamber from top to bottom; the pair of guide rollers are arranged on the side wall of the dewatering room opposite to each other, the cloth can be arranged between the pair of guide rollers and the supporting roller in a longitudinally unfolding manner, the pair of wringing rollers can be arranged on the side wall of the dewatering room in a longitudinally moving manner, the cloth can pass through a roller gap of the pair of wringing rollers and can extrude moisture in the cloth when moving downwards, and a water storage tank for collecting extruded moisture is arranged at the bottom of the dewatering room.

In order to optimize the technical scheme, the following technical measures are adopted:

further, two side walls of the water removing chamber are respectively provided with a guide rail extending along the longitudinal direction, each guide rail is provided with a movable guide seat matched with the guide rail, and the pair of wringing rollers are connected between the two movable guide seats.

Further, each movable guide seat is provided with a finger cylinder, the pair of wringing rollers are engaged between the two finger cylinders, and the finger cylinders can drive the pair of wringing rollers to move left and right relative to each other so as to be suitable for clamping the cloth in the roller gap. Further, two opposite supporting seats are arranged on the side wall of the water removing chamber, and the supporting roller is connected between the two supporting seats in a longitudinally movable manner.

Further, each supporting seat is provided with a sliding table, the supporting roller is connected between the two installation sliding tables, and an elastic rod is arranged between the bottom of each installation sliding table and the supporting seat.

Further, the guide rail has a length set to enable the pair of pressing rollers to pass down over the supporting roller when the moving guide is moved down.

Further, in the machine direction of the nonwoven fabric, the support roller is located between the pair of guide rollers.

Further, a plurality of drying conveying rollers which are S-shaped and cross-distributed are arranged in the drying chamber, the cloth output from the guide rollers is supported on the plurality of drying conveying rollers, heating separation cavities are formed in the upper side and the lower side of the drying chamber, heat pipe assemblies are arranged in the heating separation cavities, a fan module is arranged at the top of the drying chamber, and air flow output from the fan module can enter a space for conveying the cloth in the drying chamber after passing through the heating separation cavities.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

according to the utility model, the non-woven fabric cloth is unfolded or flattened in the longitudinal direction by arranging the guide roller and the support roller in the water removal chamber in the drying and shaping box, and the water on the cloth passing through the gap between the rollers is extruded downwards by the movement of the pair of water extrusion rollers in the longitudinal direction, so that the extruded water is restricted by gravity and can not be absorbed by the non-woven fabric again, and the water removal efficiency is improved. And this scheme does not set up the sponge that absorbs water, but extrudes the moisture on the cloth through the motion cooperation of a plurality of rollers to collect the aqua storage tank with the moisture of extrusion in, consequently do not need frequent maintenance or change spare part, consequently can reduce the processing cost of non-woven fabrics effectively, practice thrift manpower and materials.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following brief description of the drawings of the embodiments will make it apparent that the drawings in the following description relate only to some embodiments of the present utility model and are not limiting of the present utility model.

Fig. 1 is a general structural schematic diagram of the first embodiment;

fig. 2 is a schematic view of the internal structure of the first embodiment, in which the portion B is partially enlarged;

FIG. 3 is a schematic top view of the first embodiment;

FIG. 4 is a schematic cross-sectional view of section A-A of FIG. 3;

fig. 5 is an assembled schematic view of part of the components in the first embodiment.

Reference numerals:

drying the sizing box 1; a water removal chamber 101; a water storage tank 1011; a drain pipe 1012; a drying chamber 102; a heating compartment 1021; a heat pipe assembly 1022; a fan module 1023; a front bracket 104; a rear bracket 105; an unwind roller assembly 2; an input roller 3; an output roller 4; a guide roller 51; a first guide roller 511; a first motor 511a; a second guide roller 512; a second motor 512a; a wringing roller 52; a guide rail 521; a moving guide 522; a finger cylinder 523; a lifting cylinder 525; a support roller 53; a support base 531; mounting a sliding table 532; a spring rod 534; a drying conveying roller 6; a driving mechanism 61.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Unless defined otherwise, technical or scientific terms used in this patent document should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Likewise, the terms "a," "an," or "the" and similar terms do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, is intended to mean that elements or items that are present in front of "comprising" or "comprising" are included in the word "comprising" or "comprising", and equivalents thereof, without excluding other elements or items. "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used merely to denote relative positional relationships, which may be changed accordingly when the absolute position of the object being described is changed, merely to facilitate description of the present utility model and to simplify description, and not to indicate or imply that the apparatus or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. Features of the embodiments described below may be combined with each other without conflict.

Embodiment one:

referring to fig. 1 to 2, the present utility model provides a non-woven fabric drying device, which comprises a drying and shaping box 1, wherein a front bracket 104 is arranged at the front part of the drying and shaping box 1, an unreeling roller assembly 2 and an input roller 3 are arranged on the front bracket 104, and the cloth of the non-woven fabric is conveyed into the drying and shaping box 1 through the input roller 3. The rear part of the drying and shaping box 1 is provided with a rear bracket 105, the rear bracket 105 is provided with an output roller 4, and the dried and shaped non-woven fabric is output from the output roller and sent to a winding mechanism. In the present embodiment, the drying and shaping is performed by drying and shaping the fabric of the nonwoven fabric by hot air shaping, and in other embodiments, the fabric to be dried and shaped may be heated and dried by a heating roller, or may be dried by infrared heating, which is not limited in this embodiment.

In this embodiment, the drying and shaping box 1 has a dewatering chamber 101 and a drying chamber 102 separated by a partition board, and the dewatering chamber 101 is located in front of the drying chamber 102 along the processing direction of the non-woven fabric cloth, that is, the conveying direction of the cloth from the input roller 3 to the output roller 4, wherein a pair of guide rollers 51, a pair of wringing rollers 52 and a supporting roller 53 are sequentially arranged in the dewatering chamber from top to bottom; the pair of guide rollers 51 are disposed opposite to each other on the side wall of the water removal chamber 101, a cloth can be disposed between the pair of guide rollers 51 and the support roller 53 in a longitudinally-spread manner, wherein the pair of guide rollers 51 includes a first guide roller 511 disposed at the front in a processing direction of the cloth and a second guide roller 512 disposed at the rear, wherein the first guide roller 511 is dragged by a first motor 511a, the second guide roller 512 is dragged by a second motor 512a and the second motor is a servo motor, and thus the arrangement can be made by adjusting the rotation speed of the second guide roller 512, thereby adjusting the rotation speed ratio between the first guide roller 511 and the second guide roller, and adjusting the stretching ratio of the non-woven cloth on the first guide roller 511, the support roller 53 and the first guide roller 511, that is, adjusting the tensioning degree of the cloth, thereby facilitating the subsequent water extrusion of the cloth and preventing the wrinkling of the cloth on the surface after the water extrusion. The pair of wringing rollers 52 are disposed on the sidewall of the dewatering chamber 101 so as to be movable in the longitudinal direction, a cloth material can pass through a roller gap of the pair of wringing rollers 52, and when the wringing rollers 52 move downward, water in the cloth material can be extruded, a water storage tank 1011 for collecting the extruded water is disposed at the bottom of the dewatering chamber 101, and a drain pipe 1012 is connected to the bottom of the water storage tank 1011 so as to timely drain the collected water.

Referring to fig. 4 and 5, the two side walls of the dehydrating chamber 101 are respectively provided with a guide rail 521 extending along the longitudinal direction, each guide rail 521 is provided with a movable guide seat 522 matched with the guide rail 521, a pair of wringer rollers 52 are connected between the two movable guide seats 522, the top of the dehydrating chamber 101 is provided with a lifting cylinder 525, and the lifting cylinder 525 drives the movable guide seats 522 to move up and down in the corresponding guide rails 521. Each of the movable guides 522 has a finger cylinder 523, and a pair of wringing rollers 52 are engaged between the fingers of the two finger cylinders 523, and the finger cylinders 523 can drive the pair of wringing rollers 52 to move left and right relative to each other so as to be suitable for gripping the cloth in the roller gap thereof, where the wringing rollers 52 can be provided in the form of idler rollers. When the cloth is required to be squeezed, the finger cylinder 523 drives the squeezing roller 52 to clamp the cloth in the gap, and the lifting cylinder 525 drives the corresponding movable guide seat 522 to move up and down, so that the moisture in the cloth spreading in the longitudinal direction is squeezed out downwards.

As described with reference to fig. 5, in the present embodiment, two opposite L-shaped supporting seats 531 are provided on the side wall of the water removal chamber 101, the supporting roller 53 is longitudinally movably engaged between the two supporting seats 531, specifically, each supporting seat 531 is provided with a mounting slide table 532, the supporting roller 53 is engaged between the two mounting slide tables 532, an elastic rod 534 is provided between the bottom of each mounting slide table 532 and the supporting seat 531, and the elastic rod 534 may be provided as a damping buffer or a compression spring, which is not limited herein. The roller diameter of the support roller 53 is set to be much smaller than the guide roller 51, and the length of the guide rail 521 is set so that the pair of pressing rollers 52 can pass down over the support roller 53 when the moving guide 522 moves down. Therefore, the squeeze roller 52 can move the squeeze roller 52 in such a manner that the cloth is clamped by the finger cylinder 523 inward, i.e., in such a manner that the gap between the rollers is reduced, when passing over the support roller 53, and at the same time, the support roller 53 is lifted, so that the water accumulated at the bottom of the cloth of the nonwoven fabric can be completely squeezed out, and the water removing effect of the nonwoven fabric can be improved. Preferably, the supporting roller 53 is located between the pair of guide rollers 51 in the processing direction of the non-woven fabric cloth, so that the force balance between the rollers is facilitated, and the water removing effect of the cloth surface is more uniform.

Referring to fig. 3 and 4, in this embodiment, a plurality of drying and conveying rollers 6 are disposed in a drying chamber 102 and are S-shaped and cross-distributed, the plurality of drying and conveying rollers 6 are driven by a V-belt driving mechanism 61, the cloth output from a guiding roller 51 is supported on the plurality of drying and conveying rollers 6, heating compartments 1021 are disposed on the upper and lower sides of the drying chamber 102, heat pipe assemblies 1022 are disposed in the heating compartments 1021, the heat pipe assemblies 1022 may be composed of a plurality of heating pipes and a heating power supply module, a fan module 1023 is disposed on the top of the drying chamber 102, and the air flow output from the fan module 1023 can enter the space for conveying the cloth in the drying chamber 102 after passing through the heating compartments 1021. The front partition board is a heat insulation board, the fan module 1023 is connected to the heating compartment 1021 at the top through the first air pipe, the heating compartment 1021 is connected to a space for conveying cloth in the drying chamber 102 through the second air pipe, the heat pipe component 1022 is arranged between the first air pipe and the second air pipe, so that air flow output through the first air pipe is heated through the heat pipe component 1022 and then is output to the space for conveying cloth in the drying chamber 102 from the second air pipe, the heat pipe component 1022 in the heating compartment 1021 at the bottom can be set to be a constant temperature heat pipe component, the heated air flow is cooled after drying the cloth, and the heat pipe component 1022 in the heating compartment 1021 at the bottom can continuously keep the temperature of the air flow, so that the drying and shaping effects of the cloth are further improved.

The working principle of the utility model is as follows:

first, the nonwoven fabric unwound from the unwinding roller assembly 2 is fed to the dewatering chamber 101 in the drying and shaping box 1 via the feeding roller 3, enters the drying chamber 102 via the first guide roller 511, the support roller 53, and the first guide roller 512 in this order, is fed out from the feeding roller 4 via the drying and conveying roller 6, and is wound up on the winding roller of the winding mechanism. The non-woven fabric cloth wrapped on the first guide roller 511, the support roller 53 and the first guide roller 512 can be unfolded longitudinally, the rotation speed of the second guide roller 512 is adjusted by opening the servo motor to further tighten the cloth, the finger cylinder 523 is opened after tightening to clamp the non-woven fabric cloth by the two wringing rollers 52, then the lifting cylinder 525 is opened to enable the two wringing rollers 52 to move downwards along the surface of the cloth, and simultaneously, the water is extruded downwards until the water passes downwards over the support roller 53, at the moment, the finger cylinder 523 is adjusted again to clamp the cloth inwards, and meanwhile, the support roller 53 is lifted upwards for a distance, so that the water accumulated on the cloth is completely extruded and falls into the water storage tank 1011.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (8)

1. The non-woven fabric drying device is characterized by comprising a drying and shaping box, wherein a dewatering chamber and a drying chamber which are separated by a partition plate are arranged in the drying and shaping box, the dewatering chamber is positioned in front of the drying chamber along the processing direction of non-woven fabric cloth, and a pair of guide rollers, a pair of wringing rollers and a supporting roller are sequentially arranged in the dewatering chamber from top to bottom; the pair of guide rollers are arranged on the side wall of the dewatering room opposite to each other, the cloth can be arranged between the pair of guide rollers and the supporting roller in a longitudinally unfolding manner, the pair of wringing rollers can be arranged on the side wall of the dewatering room in a longitudinally moving manner, the cloth can pass through a roller gap of the pair of wringing rollers and can extrude moisture in the cloth when moving downwards, and a water storage tank for collecting extruded moisture is arranged at the bottom of the dewatering room.

2. The nonwoven fabric drying appliance of claim 1, wherein the dewatering chamber has longitudinally extending guide rails on each of the side walls, each of the guide rails having a movable guide seat thereon in cooperation therewith, the pair of wringing rollers being engaged between the two movable guide seats.

3. The apparatus according to claim 2, wherein each of the moving guides has a finger cylinder, the pair of wringing rollers is engaged between the two finger cylinders, and the finger cylinders can drive the pair of wringing rollers to move left and right relative to each other so as to be adapted to clamp the cloth in the roller gap thereof.

4. A nonwoven fabric drying appliance according to claim 1 or claim 3, wherein two opposed support seats are provided on the side wall of the dewatering chamber, the support roller being longitudinally movably engaged between the two support seats.

5. The nonwoven fabric drying appliance according to claim 4, wherein each of the support bases is provided with a slide table, the support roller is engaged between two mounting slide tables, and an elastic lever is provided between a bottom of each of the mounting slide tables and the support base.

6. The nonwoven fabric drying appliance of claim 2, wherein the length of the rail is configured to enable the pair of pressing rollers to pass downwardly over the supporting roller when the moving guide moves downwardly.

7. The nonwoven fabric drying appliance according to claim 1, wherein the support roller is located between the pair of guide rollers in the processing direction of the nonwoven fabric.

8. The non-woven fabric drying device according to claim 1, wherein a plurality of drying conveying rollers which are distributed in an S-shaped cross manner are arranged in the drying chamber, the cloth output from the guide rollers is supported on the plurality of drying conveying rollers, heating separation cavities are arranged on the upper side and the lower side of the drying chamber, heat pipe assemblies are arranged in the heating separation cavities, a fan module is arranged at the top of the drying chamber, and air flow output from the fan module can enter a space for conveying the cloth in the drying chamber after passing through the heating separation cavities.