KR20090006353A

KR20090006353A - Apparatus and method of manufacturing a diaper

Info

Publication number: KR20090006353A
Application number: KR1020070069608A
Authority: KR
Inventors: 이희철
Original assignee: 한가람인더스(주)
Priority date: 2007-07-11
Filing date: 2007-07-11
Publication date: 2009-01-15

Abstract

It is a technical problem of the present invention to provide a diaper manufacturing apparatus and a manufacturing method which can increase the moisture absorption rate of the diaper and the moisture absorption amount of the diaper. To this end, the diaper manufacturing apparatus of the present invention has a technical configuration in which the apparatus for supplying absorbent paper and the apparatus for winding the absorbent paper in the pulp are removed from the conventionally known technical configuration. In addition, the diaper manufacturing apparatus of the present invention has a technical configuration of receiving a pulp in the shape of a dust and molding it in the apparatus, instead of being supplied with pre-molded pulp even in a pulp supply system. The diaper manufacturing apparatus of the present invention includes a pulp feeder, a first molding machine, a first guide device, a second molding machine, first and second water absorbents, a hydrophilic nonwoven fabric supply part, a belt pressing part, And a first cutter, a main nonwoven fabric feeder, a subnonwoven fabric feeder, a waterproof film feeder, an attaching machine, a second guide device, and a second cutter.

Description

The manufacturing apparatus and manufacturing method of a diaper {APPARATUS AND METHOD OF MANUFACTURING A DIAPER}

1 is a configuration diagram showing an apparatus for manufacturing a diaper according to an embodiment of the present invention.

2 is a block diagram showing an apparatus for manufacturing a diaper according to an embodiment of the present invention.

3 is a perspective view of the first molding machine and the separator in the diaper manufacturing apparatus according to an embodiment of the present invention.

Figure 4 is a perspective view showing a second molding machine in the diaper manufacturing apparatus according to an embodiment of the present invention.

100: pulp feeder 200: first molding machine

300: second molding machine A10: water absorbent first supply unit

A20: moisture absorbent second supply part 410: hydrophilic nonwoven fabric supply part

420: belt pressing portion 430: embossing processing portion

440: first cutting machine 500: main nonwoven fabric feeder

600: sub-nonwoven fabric feeder 700: waterproof film feeder

800: Attachment 900: 2nd Cutter

G1: first guide device G2: second guide device

1010: continuum 1011: subunit

1012: hydrophilic nonwoven fabric 1020: main monomer

U1: first main unit U2: second main unit

The present invention relates to a diaper, and more particularly to an apparatus and method for manufacturing the diaper.

In general, adult diapers are intended for elderly people with dementia or incompetent behaviors, which are obscured with feces, cuboidal pulp, absorbent paper surrounding them, a liquid permeable first nonwoven fabric located in the plane of the absorbent paper, Liquid impermeable second and third nonwoven fabrics respectively bonded to both sides of the first nonwoven fabric, and a waterproof film positioned on the bottom surface of the absorbent paper and adhered to the bottom surfaces of the first, second and third nonwoven fabrics. In particular, since the second and third nonwoven fabrics are made of a liquid impermeable material, moisture such as urine is prevented from leaking to both sides of the first nonwoven fabric.

Such a general diaper is manufactured through the following manufacturing apparatus and manufacturing process.

When pulp preformed into a cuboid shape is supplied while being released from the first reel, the supplied pulp is blown and blown by the other surface machine, and a high absorbent powder component is sprayed through a spray of 5 to 6 Kg / cm ² Pressure is applied to the pulp. Thereafter, the pulp coated with the high absorbent powder component is wrapped by the absorbent paper supplied from the second reel. The pulp (hereinafter referred to as the "absorbent body") wrapped in the absorbent paper is cut to the first predetermined size during the first cutting process and then moved to the compression roller. At the same time, the first nonwoven fabric supplied from the third reel, the second nonwoven fabric supplied from the fourth reel, the third nonwoven fabric supplied from the fifth reel, and the waterproofing film supplied from the sixth reel also include adhesives and elastomers. After the coating process of the is moved to the compression roller. With this movement, the first, second and third nonwoven fabrics are adhered to the plane of the absorber by an adhesive, an elastic body or the like, and the waterproof film is adhered to the bottom of the absorbent body, and then the second set size is subjected to the second cutting process. Is cut into

The diaper thus manufactured is packaged through a packaging process.

However, such a conventional diaper manufacturing apparatus may have the following problems.

In the conventional diaper manufacturing apparatus, a separate absorbent paper supply device (second reel) and a device for wrapping the absorbent paper are required. Therefore, the manufacturing process is complicated, and the following problems may occur when a user uses the manufactured diaper. There may be. First, since the moisture absorbed by the pulp must pass through both the absorbent paper and the first nonwoven fabric, the absorption speed of the diaper may be lowered. As a result, the skin may be damaged by urine or the like which is not absorbed due to the limitation of the rate of water absorption. In particular, the problem may be greater if such diapers are worn in adults with high urine volume. Second, only a single layer of pulp absorbs moisture, and the moisture absorbent is applied only to the surface of the pulp layer, so that the amount of moisture absorbed may be small. As a result, moisture, such as urine, can contaminate the bird's surroundings due to the limitation of water absorption.

In addition, the conventional diaper manufacturing apparatus is a technique that uses the pulp already molded, the cost of the pulp is expensive, and care may be required to prevent damage to the pre-molded pulp during transportation.

The present invention is to solve the problems of the prior art, the technical problem of the present invention is to provide a diaper manufacturing apparatus and a manufacturing method that can increase the moisture absorption rate of the diaper.

Moreover, another technical subject of this invention is providing the manufacturing apparatus and manufacturing method of a diaper which can raise the moisture absorption amount of a diaper.

In order to achieve the above object, a diaper manufacturing apparatus according to an embodiment of the present invention is a pulp feeder for supplying the pulp of the dust shape, and the pulp supplied from the pulp feeder to form a continuous body of the first set shape 1 a molding machine, a water absorbent first supply unit for supplying a water absorbent before the pulp forms the continuum of the first predetermined shape, a first guide device for guiding the continuum to the next step, and the pulp feeder A second molding machine for molding the pulp into subunits of a second set shape, a second absorber for supplying a water absorbent before the pulp forms the subunits of the second set shape, and the second molding machine. The supplied sub-unit of the second set shape is placed on the continuum of the first set shape and pressed together with a hydrophilic nonwoven fabric. A belt cutting unit, a first cutter for cutting the continuum and the hydrophilic nonwoven fabric into a main unit having a predetermined size between the sub units, and the first nonwoven fabric such that the first nonwoven fabric of a liquid permeable material is positioned in the plane of the main unit. A main nonwoven fabric supplier for supplying a second nonwoven fabric feeder for supplying the second and third nonwoven fabrics so that the second and third nonwoven fabrics of a liquid impermeable material are respectively located on both sides of the main unit body, and a bottom surface of the main unit body. A waterproof film feeder for supplying the waterproof film so that the waterproof film is positioned, an attacher for attaching the first, second and third nonwoven fabrics and the waterproof film together to the main unit, and the attached main unit to the next step A second guiding device for guiding, and the main unit is completed while moving along the second guiding device And a second cutter for cutting the first, second and third nonwoven fabrics and the waterproof film into a third set shape with the main unit in the center thereof to form a sieve.

In addition, the first molding machine repeats a shape in which the hollow first drum rotates while maintaining a first set vacuum degree therein, and is formed on an outer circumferential surface of the first drum, but becomes wider and smaller in round shape. And a first mesh member provided in the first groove portion and provided through the inside and the outside of the first drum. Further, the shape of the first groove portion is the same as the first set shape, and if the pulp is supplied to the first groove portion while the first drum rotates, the pulp is formed by the first set vacuum degree. The pulp has a first set shape since it is attached to a mesh member.

In addition, the second molding machine is a hollow second drum which is rotated while the inside is separated into the first inside and the second inside by the partition wall, and maintains the second set vacuum degree in the first inside and maintains the normal state in the second inside. And a second groove part formed on an outer circumferential surface of the second drum and having a plurality of square grooves formed at regular intervals, and provided in the second groove part to allow the inside and the outside of the second drum to pass through. It may include. Further, the partition wall is fixed to a set position irrespective of the rotation of the second drum, the shape of the plurality of grooves of the second groove portion is the same as the third set shape, while the second drum is rotating When the pulp is supplied to the plurality of grooves of the second groove portion, the pulp is attached to the second mesh member by the second set vacuum degree in the first interior, so that the pulp has a third set shape, and the third 2 If the pulp attached to the second mesh member while the drum is rotated is located on the outer peripheral surface of the second drum having the second interior, the pulp free fall without receiving the suction force by the degree of vacuum to the second mesh member Separated from.

In addition, the first molding machine further comprises a separator where the continuum is positioned adjacent to the first drum such that the continuum is separated from the outer peripheral surface of the first drum, and the separator includes a cylinder in which a plurality of through holes are formed and rotated on the outer peripheral surface thereof. Absence; And an inhaler disposed intimately on an inner circumferential surface of the cylindrical member to provide a suction force to the through hole. Furthermore, the continuum is separated from the first drum by suction force through the through hole and moved to the next step by rotation of the cylindrical member.

And, more preferably, it may further include an embossing processing unit for performing a wavy embossing process on the combination of the continuum, the sub unit and the hydrophilic nonwoven fabric.

On the other hand, the manufacturing method of the diaper according to an embodiment of the present invention comprises the steps of supplying a pulp of dust shape; Mixing a water absorbent with the supplied pulp to form a continuous body having a first predetermined shape; Guiding the continuum to the next step; While the continuum is guided to the next step, mixing a water absorbent with the supplied pulp to form a sub unit of a second set shape and placing it on the continuum; Forming a combination while the hydrophilic nonwoven fabric continuously supplied from a hydrophilic nonwoven fabric supply unit is pressed together while being fed over the continuum and the sub unit while passing through a belt pressing unit; Cutting the assembly into a main unit of a predetermined size; Supplying the first nonwoven fabric such that a first nonwoven fabric of a liquid permeable material is positioned on a plane of the main unit; Supplying the second and third nonwoven fabrics so that the second and third nonwoven fabrics of the liquid impermeable material are positioned on both sides of the main unit, respectively; Supplying the waterproof film so that the waterproof film is positioned on a bottom surface of the main unit; Attaching the first, second and third nonwoven fabrics and the waterproof film together with the main unit; Guiding the attached main unit to a next process; The first, second and third nonwoven fabrics and the waterproof film may be formed in a second predetermined shape with the main unit in the center thereof so that the attached main unit becomes a completed body while the attached main unit is guided to the next process. Cutting.

In addition, the manufacturing method of the diaper according to an embodiment of the present invention between the step of pressing the assembly and cutting the assembly into a main unit of a predetermined size, performing the step of performing a wavy embossing on the assembly It may further include.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In addition, in the drawings, the thickness of the continuum, the sub unit, the hydrophilic nonwoven fabric, the first, second and third nonwoven fabrics, and the waterproof film is enlarged for clarity.

1 is a block diagram showing a diaper manufacturing apparatus according to an embodiment of the present invention, Figure 2 is a block diagram showing a manufacturing apparatus of a diaper according to an embodiment of the present invention. 3 is a perspective view showing a first molding machine and a separator in the diaper manufacturing apparatus according to an embodiment of the present invention, Figure 4 is a perspective view showing a second molding machine in the diaper manufacturing apparatus according to an embodiment of the present invention. to be.

1 and 2, the diaper manufacturing apparatus according to an embodiment of the present invention, the pulp feeder 100, the first molding machine 200, the water absorbent first supply (A10), The first guide device G1, the second molding machine 300, the water absorbent second supply part A20, the hydrophilic nonwoven fabric supply part 410, the belt pressing part 420, the embossing part 430, , The first cutter 440, the main nonwoven fabric feeder 500, the subnonwoven fabric feeder 600, the waterproof film feeder 700, the attaching machine 800, the second guide device G2, and the first Two cutters 900.

The pulp feeder 100 supplies a pulp 10 in a dust shape, for example, by a device such as a hammer mill, and as shown in FIG. 1, an inverted triangular receiver 110 receiving a pulp 10 and It may include a supply pipe 120 for guiding the pulp (10). If necessary, in order to smoothly supply the pulp 10, an airflow forming device 130, 140 (including a duct and a fan embedded therein) may be installed at the end of the supply pipe 120. have.

The first molding machine 200 is to mold the pulp 10 supplied from the pulp feeder 100 into a continuous body 1010 of a first set shape, as shown in Figure 3, the first drum 210 and The first groove 220 and the first mesh member 230 may be included. Specifically, the interior of the first drum 210 is to maintain the first set vacuum degree by a conventional air suction device (not shown) (for example, a vacuum pump, etc.). In particular, such an air intake device may be connected to the pulp feeder 100 using a separate connector (see arrow “P1” in FIG. 1), in which case the dust-like pulp 10 sucked from the air intake device may be There is an advantage that can be recovered and used again in the receiver 110 of the pulp feeder 100. In addition, the first drum 210 is rotated by a conventional first rotating device (not shown) (generally, including a main motor and a first timing belt connected thereto). Meanwhile, the first groove portion 220 is formed on the outer circumferential surface of the first drum 210, but is formed by repeatedly repeating a shape in which the width increases gradually and decreases in the round type, and the shape of the first groove portion 220 is It will be the same as the first set shape. In addition, the first mesh member 230 is provided in the first groove 220 to allow the inside and the outside of the first drum 210 to pass through. Therefore, when the pulp 10 is supplied to the first groove portion 220 while the first drum 210 rotates, the pulp 10 is attached to the first mesh member 230 by the first set vacuum degree, so that the pulp ( 10) is molded into a first set shape.

The aforementioned water absorbent first supply unit A10 is disposed and connected between the first molder 200 to the first molder 200 or one side of the second molder 300 as shown in FIGS. 1 and 2. Thus, a moisture absorbent may be included in the continuum 1010 produced from the first molding machine 200.

The first guide device G1 guides the continuous body 1010 formed in the first molding machine 200 to the next process, and as shown in FIG. 1, a conventional conveyor type may be applied.

In addition, the apparatus for manufacturing a diaper according to an embodiment of the present invention further includes a second molding machine 300 and a first guide part 350 associated therewith, as shown in FIGS. 1 and 2.

The second molding machine 300 forms the pulp 10 supplied from the pulp feeder 100 into a sub unit 1011 having a second set shape, and the sub unit 1011 of the continuum 1010 is formed. It would be desirable to be installed so that it is positioned continuously in the plane.

Of course, the aforementioned water absorbent second supply unit A20 may be disposed between the second molding machine 300 or the one side of the second molding machine 300 as shown in FIGS. 1 and 2. In a batch connection, the water absorbent may be contained in the sub unit 1011 produced from the second molding machine 300.

For example, as illustrated in FIG. 4, the second molding machine 300 may include a second drum 310, a second groove 320, and a second mesh member 330. Specifically, the interior of the second drum 310 is separated into the first interior N1 and the second interior N2 by the partition 311, and the first interior N1 of the second drum 310 is typically Phosphorus air intake devices (not shown) (eg, vacuum pumps, etc.) (in particular, such air intake devices may be connected to the pulp feeder 100 using a separate connector (see arrow “P2” in FIG. 1)). In this case, the dust-like pulp 10 sucked from the air suction device has an advantage that it can be recovered and used again in the receiver 110 of the pulp feeder 100. A normal state is maintained in the second interior N2, and the second drum 310 is rotated by a seventh rotating device (not shown) (generally, including a main motor and a seventh timing belt connected thereto). do. The second groove 320 is formed on the outer circumferential surface of the second drum 310, a plurality of square grooves are formed at regular intervals, the shape of the square groove will be a third set shape. The second mesh member 330 is provided in the second groove 320 to allow the inside and the outside of the second drum 310 to pass through. Further, the partition 311 is fixed to the set position by a separate fixing device 312 (eg, fixing bracket, etc.) regardless of the rotation of the second drum 310. Therefore, when the pulp 10 is supplied to the plurality of grooves of the second groove 320 while the second drum 310 is rotated, the pulp 10 is driven by the second set vacuum degree of the first interior N1. Since the pulp 10 is formed into a square shape because it is attached to the second mesh member 330, the pulp 10 attached to the second mesh member 330 is partitioned while the second drum 310 rotates. When placed in the second interior N2 separated by 311, the pulp 10 is dropped from the second mesh member 330 without receiving the suction force by the degree of vacuum. The separated pulp mass is called a sub unit 1011.

The first guide part 350 guides the rectangular sub-unit body 1011 onto the continuous body 1010, and the sub-unit body 1011 is continuous in the plane of the continuous body 1010 on the first guide device G1. It would be desirable to be installed so that the position. The first guide part 350 may be applied to a general conveyor type as shown in FIG. 1.

Thus, as the subunit 1011 provides a technical configuration of a device capable of manufacturing the diaper 1000 further provided in the plane of the continuum 1010, the double pulp layer of the diaper 1000, wherein the double pulp Refers to the sub-unit 1011 and the continuous body 1010 each containing a water absorbent, so that the moisture absorbed by the diaper 1000 may be large. As a result, it is possible to minimize the risk that the water, such as urine, to contaminate the bird surroundings due to the increase in the moisture absorption amount of the diaper (1000).

In addition, the diaper manufacturing apparatus according to an embodiment of the present invention may further include a separator 250, as shown in FIGS. 1 and 2.

The separator 250 is installed where the continuum 1010 is located adjacent to the first drum 210 so as to be separated from the outer circumferential surface of the first drum 210. As an example, the separator 250 may include a cylindrical third body 251 and an inhaler 252, as shown in FIG. 3. The third body 251 is rotated by an eighth rotating device (not shown) (generally, including a main motor and an eighth timing belt connected thereto), and a plurality of through holes 253 are formed on an outer circumferential surface thereof. . The inhaler 252 (eg, a vacuum pump, etc.) is closely located on the inner circumferential surface of the third body 251 to provide suction force to the through hole 253. Accordingly, the continuum 1010 is separated from the first drum 210 by the suction force through the through hole 253 and moved to the next process. In addition, the inhaler 252 may be connected to the pulp feeder 100 by using a separate connection pipe (see arrow “P3” in FIG. 1), and in this case, the dust-like pulp 10 sucked from the inhaler 252. ) Has the advantage that it can be recovered and used again in the receiver 110 of the pulp feeder 100.

The hydrophilic nonwoven fabric supply unit 410 is installed to continuously supply the hydrophilic nonwoven fabric 1012 treated with the high speed absorbent on the continuous body 1010 and the sub unit 1011 as described above, and the belt pressing unit 420 ) Is installed to press the continuum 1010, the sub unit 1011, and the hydrophilic nonwoven fabric 1012 together at a constant pressure to form a combination. More preferably, the embossing processing unit 430 may be additionally installed to form a wavy pattern on the surface of the assembly.

The first cutter 440 cuts the combination of the continuous body 1010, the sub unit 1011, and the hydrophilic nonwoven fabric 1012 into a main unit body 1020 of a predetermined size, for example, a cylindrical article. 1 body 410, a first cutter 420 formed on the outer peripheral surface of the first body 410, and a third rotating device (not shown) for rotating the first body 410 (generally, the main motor and And a third timing belt connected thereto. Therefore, while the first body 410 is rotated by the third rotating device, the assembly conveyed by the first guide device G1 contacts the first body 410 and then the first cutter 420. ) Is cut into the main unit 1020.

The main nonwoven fabric feeder 500 supplies the first nonwoven fabric 20 so that the first nonwoven fabric 20 of the liquid permeable material is positioned on the plane of the main unit 1020. In general, the first nonwoven fabric 20 is wound. The first reel 510 and a fourth rotating device (not shown) for rotating the first reel 510 may include a main motor and a fourth timing belt connected thereto. Therefore, when the first reel 510 is rotated by the fourth rotating device (rotated counterclockwise in the drawing), the first nonwoven fabric 20 is supplied while being unwound. At this time, the first nonwoven fabric 20 is pulled into the applicator 800 while the first roller 810 of the applicator 800, which will be described later, rotates simultaneously (counterclockwise in the drawing). In particular, in order for the first nonwoven fabric 20 to be pulled by the first roller 810 of the applicator 800, the end of the first nonwoven fabric 20 will be positioned on the first roller 810 during initial device setting.

The sub-nonwoven fabric feeder 600 includes the second and third nonwoven fabrics 32 and 33 so that the second and third nonwoven fabrics 32 and 33 of the liquid impermeable material are positioned on both sides of the main unit 1020, respectively. As a supply, a second reel 610 wound around the non-woven fabric 30 of a liquid impermeable material having a set width, and a fifth rotating device (not shown) for rotating the second reel 610 (generally, Motor, a fifth timing belt connected thereto), and a second cutter separating the nonwoven fabric 30 of the liquid-impermeable material in half and separating the second and third nonwoven fabrics 32 and 33 based on the width thereof. 620 and the second nonwoven fabric 32 and the third nonwoven fabric 33 maintain the intervals to guide the third nonwoven fabric 33 so as to be supplied to the first roller 810 of the attaching machine 800 while maintaining a predetermined interval It may include a roller 630. Therefore, when the second reel 610 is rotated by the fifth rotating device (not shown), the non-woven fabric 30 of the liquid impermeable material is released and the second reel 620 is rotated. The second and third nonwoven fabrics 32 and 33 are separated, and then the second nonwoven fabric 32 is directly guided to the first roller 810 of the attaching machine 800 described later, and the third nonwoven fabric 33 is spaced. It is guided to the first roller 810 of the applicator 800 via the retaining roller 630. At this time, the second and third nonwoven fabrics 32 and 33 are pulled into the applicator 800 while the first roller 810 of the applicator 800, which will be described later, rotates simultaneously (counterclockwise in the drawing). In particular, in order for the second and third nonwoven fabrics 32 and 33 to be pulled by the first roller 810 of the applicator 800, the angles of the second nonwoven fabric 32 and the third nonwoven fabric 33 during the initial device setting. The end will be located on the first roller 810. In addition, the third nonwoven fabric 33 will be positioned on the space keeping roller 630 at the time of initial device setting in order to supply the second nonwoven fabric 32 and the third nonwoven fabric 33 while maintaining the predetermined space.

The waterproof film supplier 700 is to supply the waterproof film 40 so that the waterproof film 40 is located on the bottom surface of the main unit 1020, a third reel 710 wound around the waterproof film 40, A sixth rotating device (not shown) for rotating the third reel 710 may include a main motor and a sixth timing belt connected thereto. Therefore, when the third reel 710 is rotated by the sixth rotating device (rotated clockwise in the drawing), the waterproof film 40 is supplied while being released. At this time, while the second roller 820 of the attaching machine 800 to be described later rotates simultaneously (rotate clockwise in the drawing), the waterproof film 40 is pulled into the attaching machine 800. In particular, in order for the waterproof film 40 to be pulled by the second roller 820 of the attacher 800, the end of the waterproof film 40 will be positioned on the second roller 820 during initial device setting.

The attacher 800 attaches the first, second, and third nonwoven fabrics 20, 32, 33, and the waterproof film 40 to the main unit 1020, and includes the first roller 810 and the first roller. It may include two rollers (820). Specifically, the first roller 810 attaches the first, second, and third nonwoven fabrics 20, 32, 33 to the plane of the main unit 1020 to be transferred. The second roller 820 attaches the waterproof film 40 to the bottom of the main unit 1020 to be transferred. At this time, since the adhesive material is applied and supplied to the plane of the waterproof film 40, the plane of the waterproof film 40 is the first, second and third nonwoven fabric 20 (by the adhesive material of the waterproof film 40) ( It is attached to the setting part of each bottom of 32 and 33, and the bottom of the main unit 1020. In particular, in the empty space between the main unit U1 (hereinafter referred to as "first main unit") and the main unit U2 (hereinafter referred to as "second main unit"), the waterproof film 40 Is attached to the entire bottom of each of the first, second and third nonwoven fabrics 20, 32, 33.

Furthermore, the attacher 800 may further include an elastic supply part 870 and an adhesive supply part 880. Specifically, the elastic body supply unit 870 has the elastic body 50 at the side end of the second nonwoven fabric 32 overlapping the first nonwoven fabric 20 and the side end of the third nonwoven fabric 33 overlapping the first nonwoven fabric 20, respectively. It is a regular supply. In addition, such an elastic body 50 will easily attach to the second and third nonwoven fabrics 32 and 33 when supplied with a hot melt (not shown). Therefore, when a normal state without external force is applied, that is, when the diaper (see “1000” in FIG. 1) is completed, each side end of the second and third nonwoven fabrics 32 and 33 is formed of an elastic body ( The bottom surface of each side end of the second and third nonwoven fabrics 32 and 33 is lifted apart by a predetermined interval from the plane of the first nonwoven fabric 20 because it is contracted by the contracting force of 50). See “R”). As a result, when it is lifted up like this, it is possible to prevent the user's urine or the like from being blocked by the second nonwoven fabric 32 and the third nonwoven fabric 33 of the liquid impermeable material. On the other hand, the adhesive supply portion 880 of the portion overlapping with the first nonwoven fabric 20 of the second nonwoven fabric 32 so that the second and third nonwoven fabric 32, 33 is bonded to both sides of the first nonwoven fabric 20. The adhesive agent 60 is continuously supplied to the setting site of the site | part which overlaps with the 1st nonwoven fabric 20 among the setting site | part and the 3rd nonwoven fabric 33, respectively. In addition, since the adhesive 60 is supplied in a hot melt type, the first nonwoven fabric 20 is easily attached to each set portion of the second and third nonwoven fabrics 32 and 33.

The second guide device G2 may include the first and second main units U1 and U2 (in particular, the first and second main units U1 and U2) of which the attachment is completed. 3 nonwoven fabric 20, 32, 33, and a state connected to each other by the waterproof film 40] to guide the next process, as shown in Figure 1, a general conveyor type can be applied. .

The second cutter 900 may include a first main unit U1 and a first unit so that the first and second main units U1 and U2 of which the attachment is completed are completed while moving along the second guide device G2. 2 while cutting between the main unit (U2) and at the same time pinching the first, second and third nonwoven fabric 20, 32, 33 and the waterproof film 40 in a second set shape (that is, the crotch of the user) Cut shape), and for example, a cylindrical second body 910, a third cutter 920 formed in a second setting shape on an outer circumferential surface of the second body 910, and a second body. And a seventh rotating device (not shown) for rotating the 910 (generally, including a main motor and a timing belt connected thereto). Therefore, while the second body 910 is rotated by the sixth rotating device, the first and second main units U1 and U2 transferred by the second guide device G2 are connected to the second body (2). After contact with 910, it is cut by the third cutter 820 to become a finished product (i.e., diaper) (see "1000" in FIG. 1).

The diaper manufacturing apparatus according to the embodiment of the present invention described above manufactures the diaper 1000 through the following operation.

The pulp 10 supplied from the pulp feeder 100 is molded into a continuous body 1010 by the water absorbent first supply unit A10 and the first molding machine 200, and is then processed by the first guide device G1 to the next step. You are guided. While the continuum 1010 is moved along the first guide device G1, the sub unit 1011 formed by the water absorbent second supply unit A20 and the second molding machine 300 to have a second set shape is the continuum ( 1010).

In addition, the hydrophilic nonwoven fabric 1012 continuously supplied from the hydrophilic nonwoven fabric supply unit 410 is supplied onto the continuum 1010 and the sub unit 1011, and further pressurized together at a predetermined pressure while passing through the belt pressing unit 420. To form a combination. More preferably, the combination may be subjected to the embossing processing unit 430 for performing a wavy embossing.

The combined body is cut into a main unit 1020 of a predetermined size by the first cutter 400. Meanwhile, the first nonwoven fabric 20 of the liquid permeable material is supplied from the main nonwoven fabric feeder 500 to the plane of the main unit 1020, and the second and third nonwoven fabrics 32 and 33 of the liquid impermeable material serve as a sub. The nonwoven fabric feeder 600 is supplied to both sides of the main unit 1020, and the waterproof film 40 is supplied from the waterproof film feeder 700 to the bottom surface of the main unit 1020. The first, second and third nonwoven fabrics 20, 32, 33 and the waterproof film 40 supplied in this way are attached to the main unit 1020 by the applicator 800. Thereafter, the main units U1 and U2 that have undergone the attachment process are guided to the next process by the second guide device G2. The main unit pieces U1 and U2 that have undergone the attachment process are cut by the second cutter 900 while being moved along the second guide device G2, thereby completing the diaper 1000. In particular, the second cutter 900 may include the first, second and third nonwoven fabrics 20 having one of the main units U1 and U2 at the center thereof so that the main units U1 and U2 are the diapers 1000. ) 32 and 33 and the waterproof film 40 are cut into a second set shape.

Therefore, according to one embodiment of the present invention, unlike the prior art has a technical configuration of the device capable of manufacturing a diaper 1000 is not provided with a separate absorbing paper between the pulp 10 and the first nonwoven fabric 20 The moisture to be absorbed into the pulp 10 passes through the first nonwoven fabric 20 and the hydrophilic nonwoven fabric 1012 at a high speed, thereby increasing the water absorption rate of the diaper 1000. As a result, due to the increase in the rate of water absorption of the diaper 1000, urine, etc. are immediately absorbed without staying on the skin, thereby minimizing skin damage. In particular, the effect would be doubled if such diapers were worn in adults with high urine volume.

In addition, according to one embodiment of the present invention, unlike the prior art of supplying the pulp already formed into a square to supply a pulp (10) of dust-shaped attention due to the conveying of the pulp 10 (the molded pulp is distracted No precautions will be required. In addition, if the pulp 10 of the dust-like pulp 10 as in the present invention than the pre-formed pulp will be able to reduce the cost of the pulp.

In addition, the diaper manufacturing apparatus according to an embodiment of the present invention may further include a second guide portion 450, as shown in FIGS. 1 and 2.

The second guide part 450 may be configured such that the main unit body 1020 cut by the first cutter 400 may have a feed speed larger than the feed speed of the first guide device G1 such that the main unit bodies 1020 are spaced apart from each other at a predetermined interval. 1020). In general, the second guide part 450 may have a general conveyor type as shown in FIG. 1.

Ultimately, the diaper 1000 is manufactured when the pulp 10 of the dust phenomenon passes through each of the above-described manufacturing apparatuses. The diaper 1000 manufactured as described above is delivered to a wholesaler or a consumer after being put in a box through a general packaging process.

1 and 2, a manufacturing method using a diaper manufacturing apparatus according to an embodiment of the present invention will be described in detail.

The pulp 10 having a dust shape is supplied through the pulp feeder 100, and the supplied pulp 10 is a continuum of a first set shape by the water absorbent first supply part A10 and the first molding machine 200. 1010). Thereafter, the continuum 1010 is guided to the next step along the first guide device G1 and, while being guided, is formed into a second set shape by the second absorbing part A20 and the second molding machine 200. The sub unit 1011 is placed on the continuum 1010. The hydrophilic nonwoven fabric 1012 supplied from the hydrophilic nonwoven fabric supply unit 410 is placed on the sub unit 1011, and the combination of the continuous body 1010, the sub unit 1011, and the hydrophilic nonwoven fabric 1012 is a belt pressing unit. It is pressurized by the 420 as a whole, and preferably the embossing of the wavy form is made while additionally passing through the embossing processing unit 430.

Thereafter, the combination of the continuous body 1010, the sub unit body 1011, and the hydrophilic nonwoven fabric 1012 is cut into the main unit body 1020 having a predetermined size by the first cutter 400.

Thereafter, the main unit 1020 receives the first nonwoven fabric 20 of the liquid permeable material from the main nonwoven fabric feeder 500. In particular, the first nonwoven fabric 20 is positioned in the plane of the main unit 1020 and the sub unit 1011. At the same time, the main unit 1020 receives the second and third nonwoven fabrics 32 and 33 made of a liquid impermeable material from the sub nonwoven fabric feeder 600. In particular, these second and third nonwoven fabrics 32, 33 are located on both sides of the main unit 1020, respectively. At the same time, the main unit 1020 receives the waterproof film 40 from the waterproof film supplier 700. In particular, the waterproof film 40 is located on the bottom of the main unit 1020. The first, second, and third nonwoven fabrics 20, 32, 33 and the waterproof film 40 positioned as described above are attached to the main unit 1020 by the attaching device 800.

Thereafter, the attached main unit (U1) (U2) is guided to the next process (packing process) along the second guide device (G2), while the attached main unit (U1) (U2) is guided It cuts into a 2nd setting shape by the 2nd cutter 900 so that it may become the diaper 1000 which is a completed body. In particular, the second cutter 900 cuts the first, second and third nonwoven fabrics 20, 32, 33 and the waterproof film 40 into a second set shape with the main unit 1020 at the center thereof. do.

Although the present invention has been described in detail with reference to preferred embodiments, it will be apparent to those skilled in the art that the present invention may be embodied in other specific forms without changing the technical spirit or essential features thereof. The examples are to be understood in all respects as illustrative and not restrictive.

In addition, the scope of the present invention is specified by the appended claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts are included in the scope of the present invention. Should be interpreted as

As described above, the diaper manufacturing apparatus and manufacturing method according to the present invention may have the following effects.

According to the present invention, unlike the prior art, the water passing through the first nonwoven fabric is continuously absorbed and dropped into the sub unit including the water absorbent and the continuum through the hydrophilic nonwoven fabric, thereby increasing the water absorption rate of the diaper. As a result, urine or the like is immediately absorbed without remaining in the skin due to the increase in the rate of moisture absorption of the diaper, thereby minimizing skin damage. In particular, the effect would be doubled if such diapers were worn in adults with high urine volume.

In addition, according to the present invention, unlike the prior art of supplying pulp that is already shaped into a square, it is not necessary to pay attention to the pulp conveyance (attention to prevent the molded pulp from being disturbed) because of supplying the pulp of the dust shape. In addition, if the pulp of the dust-like pulp as in the present invention than the pre-formed pulp can be reduced the cost of the pulp.

In addition, the present invention provides a technical configuration of an apparatus and method capable of manufacturing a diaper wherein the subunit is further provided in the plane of the continuum, whereby the double pulp layer of the diaper comprises a water absorbent. The sub unit and the continuum] may absorb moisture, so the amount of moisture absorbed by the diaper may be high. As a result, it is possible to minimize the possibility that the moisture such as urine will contaminate the bird's surroundings due to the increase in the water absorption of the diaper.

Claims

A pulp feeder for supplying dust pulp;

A first molding machine for molding the pulp supplied from the pulp feeder into a continuum of a first set shape;

A water absorbent first supply unit for supplying a water absorbent before the pulp forms the continuum of the first predetermined shape;

A first guide device for guiding the continuum to the next step;

A second molding machine for molding the pulp supplied from the pulp feeder into a sub unit having a second set shape;

A second absorbent for supplying a moisture absorbent before the pulp forms a sub unit of the second predetermined shape;

A belt pressing unit which presses together the hydrophilic nonwoven fabric continuously supplied from a hydrophilic nonwoven fabric supplying unit by placing the sub unit of the second setting shape supplied from the second molding machine on the continuum of the first setting shape;

A first cutter for cutting the continuum and the hydrophilic nonwoven fabric into a main unit having a predetermined size between the sub units;

A main nonwoven fabric supplier for supplying the first nonwoven fabric such that a first nonwoven fabric of a liquid permeable material is positioned on a plane of the main unit;

A sub-nonwoven fabric feeder for supplying the second and third nonwoven fabrics so that the second and third nonwoven fabrics of a liquid impermeable material are positioned on both sides of the main unit;

A waterproof film feeder for supplying the waterproof film so that the waterproof film is positioned on the bottom surface of the main unit;

An attachment unit attaching the first, second and third nonwoven fabrics and the waterproof film to the main unit together;

A second guide device for guiding the attached main unit to a next process; And

A second cutter for cutting the first, second and third nonwoven fabrics and the waterproof film into a third set shape with the main unit in the center thereof so that the main unit becomes a completed body while moving along the second guide device;

Apparatus for manufacturing a diaper, comprising a.

The method of claim 1,

The first molding machine

A hollow first drum rotating therein while maintaining a first set vacuum degree therein;

A first groove portion formed on an outer circumferential surface of the first drum, the first groove portion being repeatedly formed in a round type and gradually decreasing in width; And

A first mesh member provided in the first groove part to allow the inside and the outside of the first drum to pass through;

The shape of the first groove portion is the same as the first set shape, and

And when the pulp is supplied to the first groove portion while the first drum rotates, the pulp is attached to the first mesh member by the first set vacuum degree, so that the pulp has a first set shape. Manufacturing apparatus.

The method of claim 1,

The second molding machine,

A hollow second drum, the interior of which is separated into a first interior and a second interior by a partition wall, and maintains a second set vacuum degree in the first interior and maintains a normal state in the second interior;

A second groove formed on an outer circumferential surface of the second drum and having a plurality of square grooves formed at regular intervals; And

A second mesh member provided in the second groove to allow the inside and the outside of the second drum to pass through;

The partition wall is fixed in a set position irrespective of the rotation of the second drum,

The shape of the plurality of grooves of the second groove portion is the same as the third set shape,

If the pulp is supplied to the plurality of grooves of the second groove portion while the second drum is rotating, the pulp is attached to the second mesh member by the second set vacuum degree in the first interior, so that the pulp is 2 configuration shapes, and

If the pulp attached to the second mesh member is located on the outer circumferential surface of the second drum with the second interior while the second drum is rotating, the pulp is freely dropped without receiving the suction force due to the degree of vacuum and the second pulp is rotated. An apparatus for producing a diaper, which is separated from the mesh member.

The method according to claim 1 or 2,

The first molding machine

Further comprising a separator where the continuum is positioned adjacent to the first drum such that the continuum is separated from the outer circumferential surface of the first drum, and

The separator

A cylindrical member having a plurality of through holes formed on the outer circumferential surface thereof and rotating; And

An inhaler intimately located on an inner circumferential surface of the cylindrical member to provide a suction force to the through hole,

And the continuum is separated from the first drum by suction force through the through hole and moved to the next step by rotation of the cylindrical member.

The method according to any one of claims 1 to 3,

Between the belt pressing portion and the first cutter,

Apparatus for manufacturing a diaper, characterized in that further comprising an embossing processing unit for performing a wave-shaped embossing process on the combination of the continuum, the sub unit and the hydrophilic nonwoven fabric.

Supplying dust-shaped pulp;

Mixing a water absorbent with the supplied pulp to form a continuous body having a first predetermined shape;

Guiding the continuum to the next step;

While the continuum is guided to the next step, mixing a water absorbent with the supplied pulp to form a sub unit of a second set shape and placing it on the continuum;

Forming a combination while the hydrophilic nonwoven fabric continuously supplied from a hydrophilic nonwoven fabric supply unit is pressed together while being fed over the continuum and the sub unit while passing through a belt pressing unit;

Cutting the assembly into a main unit of a predetermined size;

Supplying the first nonwoven fabric such that a first nonwoven fabric of a liquid permeable material is positioned on a plane of the main unit;

Supplying the second and third nonwoven fabrics so that the second and third nonwoven fabrics of the liquid impermeable material are positioned on both sides of the main unit, respectively;

Supplying the waterproof film so that the waterproof film is positioned on a bottom surface of the main unit;

Attaching the first, second and third nonwoven fabrics and the waterproof film together with the main unit;

Guiding the attached main unit to a next process; And

The first, second and third nonwoven fabrics and the waterproof film are cut into a second set shape with the main unit in the center thereof so that the attached main unit becomes a completed body while the attached main unit is guided to the next process. Steps to

Method of manufacturing a diaper comprising a.

In claim 6,

The method of manufacturing a diaper, characterized in that further comprising the step of performing the embossing of the wavy to the assembly between the step of pressing the assembly and cutting the assembly into a main unit of a predetermined size.