CN106572933A

CN106572933A - Disposable wearable article and method for manufacturing same

Info

Publication number: CN106572933A
Application number: CN201580044373.1A
Authority: CN
Inventors: 梅林丰志
Original assignee: Zuiko Corp
Current assignee: Zuiko Corp
Priority date: 2014-08-29
Filing date: 2015-08-26
Publication date: 2017-04-19
Also published as: WO2016031850A1

Abstract

A disposable wearable article, in which at least one waist band that comprises a pair of webs and multiple elastic strands sandwiched between the webs and capable of stretching in the direction of the waistline of a wearer is arranged in a back waistline part, tabs to be fastened to a front waistline part are respectively arranged at both ends of the back waistline part in such a state that the tabs protrude in the direction of the waistline, each of the tabs is provided with a base and a fastening element arranged at the protruding end of the base, and the non-protruding end of each of the tabs is bonded to the waist band. In the disposable wearable article, the non-protruding end of each of the tabs is bonded to a non-stretchy first end of the waist band in such a manner that the non-protruding end can be laminated onto the non-stretchy first end, wherein the non-stretchy first end cannot be affected by the stretching force caused by the elastic strands.

Description

Disposable shorts and its manufacture method

Technical field

The present invention relates to possess the disposable shorts and its manufacture method of belt and flank in rear waist portion.

Background technology

Belt is stretched and disposable shorts as diaper is fitted with the body part of wearer.Make Flank is easy to grasp when waist portion is anchored on frontal cowl afterwards.Extend belt by pulling the flank, easily worn Operation.

Citation

Patent documentation

Patent documentation 1：JP2006-198207A (homepage)

Patent documentation 2：JP2007-020658A (homepage)

The content of the invention

In the belt of above-mentioned first technology etc., elasticity as shirr is clamped between two fabric (non-woven fabrics) layers Strand, and the shirr of the lap (width central part) overlap with absorber or the both ends of rear waist portion is cut Break and reduce retractility.

Though the both ends of shirr are cut off, Chong Die with hasp base portion.Therefore, latch member is configured in the mill When, hasp installation portion easily produces fold, affects aesthetic property.

Therefore, it is an object of the present invention to provide being not likely to produce fold in the mounting portion of fastening member as hasp And the good disposable shorts of aesthetic property and its manufacture method.

This article is a kind of disposable shorts, and which is configured with least one belt in rear waist portion, and the belt is by layer Folded fabric is formed, and the laminated fabric is by clamping many stretched along the waistline direction of wearer between the layer of two textile-likes Elastic strands (at least a laminated web sandwiching elastic strands between two Webbed layers) form,

Flank to frontal cowl fastening is being arranged respectively at the rear waist portion along the prominent state in the waistline direction The waistline direction two ends,

The flank possesses the tightening member of matrix and the nose portion located at described matrix,

The non-protruding end of the flank is engaged with the belt,

The non-protruding end of the flank is with non-with the contractility for not acting on the elastic strands of the belt The state of the first end stacking of retractility is engaged with the first end of the non-telescoping.

In this article, the non-protruding end of the flank is with the first end layer with the non-telescoping of the belt Folded state is engaged with the belt.It is not likely to produce accordingly, as the non-protruding end (mounting portion) of the flank of fastening member Fold.Therefore, the aesthetic property of dress article is improved.

Also, the first end of the non-telescoping of belt is the flat plane for being difficult to produce fold.Therefore, it is described The cohesive of the non-protruding end of flank is improved, and when carrying out wearing operation, the installation for acting on the flank of larger tensile force is (viscous Close) intensity raising.

Description of the drawings

Figure 1A and Figure 1B are that the biopsy cavity marker devices shown in the dress article expansion by one embodiment of the invention are formed respectively Top view and sectional view.

Fig. 2 is the top view of the belt and flank that illustrate the dress article.

Fig. 3 is the schematic simplified axonometric chart of the manufacture method for illustrating the dress article.

Fig. 4 is the top view for illustrating the manufacture method.

Fig. 5 is the top view for illustrating the manufacture method.

Fig. 6 A and Fig. 6 B is the schematic side view of the example for illustrating manufacture device respectively.

Fig. 7 A and Fig. 7 B is the top view and the sectional view of belt of another manufacture method for illustrating belt respectively.

Fig. 8 A and Fig. 8 B is the top view and the sectional view of belt of another manufacture method for illustrating belt respectively.

Fig. 9 A and Fig. 9 B is the top view and the sectional view of belt of another manufacture method for illustrating belt respectively.

Specific embodiment

In preferred article, at least one belt is included on the waistline direction of the rear waist portion mutually Separate and be configured in a pair of belts at the both ends of the rear waist portion.

In this case, the central part between the both ends of rear waist portion does not configure belt.Therefore, it is possible to cut down belt Material, i.e. fabric and elastic strands.

Further, since belt is short, therefore belt is being easily processed into the belt when waist portion is installed backward.Therefore, waist Band is not likely to produce fold.

In preferred article, each belt of the pair of belt has in the end with the first end opposite side The second end of the non-telescoping of the standby contractility for not acting on the elastic strands.

The first end and the second end of the belt is non-retractility, by by continuous duplexer in non-telescoping portion Cut-out and being capable of easy to manufacture.

This dress article for example can be obtained by following manufacture method.

That is, the manufacture method of this dress article includes following operation：

The continuous elastic component for becoming many elastic strands is continuously pressed from both sides along carrying direction in the state of elongation Between the layer along continuous two textile-likes in the carrying direction, continuous duplexer is obtained；

Along the imaginary cutting line extended on the width that the carrying direction with the continuous duplexer intersects, will The leading section of the continuous duplexer cuts off successively, obtains at least one belt；

The end of at least one party of the elastic strands in the belt removes the contractility of the elastic strands, The first end of the non-telescoping is formed on the belt；

In the extension plane of the belt be rotated by 90 ° the attitude of the belt so that the elastic strands it is flexible Direction is along the waistline direction；

After the rotation is carried out, at least one belt is configured at into the rear waist portion；And

Overlap and engage described in the described matrix of the flank in the first end of the non-telescoping of the belt Non-protruding end.

In preferred manufacture method, at least one belt is configured in the operation of the rear waist portion, Maintain a pair of belts pad be separated from each other on the waistline direction of waist portion in the rear in the state of, waistline in the rear The both ends in portion are respectively configured the belt.

In this case, pad shortens on waistline direction, compares with longer pad on waistline direction and rigidity is bigger.Cause This, is not likely to produce deformation on pad.Therefore, the first end in the non-telescoping of the belt kept by the pad is not likely to produce pleat Wrinkle.

Each embodiment described with one or following embodiments are associatedly illustrated and/or the feature that illustrates can In one or more than one other embodiment or other embodiment with same or like form and/or The combinations of features of person and other embodiment or embodiment is instead utilized.

Embodiment

The present invention can be more clearly understood according to the explanation of the following preferred embodiment that with reference to accompanying drawing.But It is that embodiment and accompanying drawing are only used for being illustrated and are illustrated, should not be used for limiting the scope of the present invention.The model of the present invention Enclose and only determined by claims.In the accompanying drawings, the identical unit number in multiple accompanying drawings represents portion identically or comparably Point.

Hereinafter, with reference to the accompanying drawings illustrating an example of the construction of the dress article 1 of embodiments of the invention.

As shown in Figure 1A and 1B, the dress article 1 of the present embodiment possesses absorbent main body 2 and diaper main part 3.The absorbent main body 2 has front (front) portion 20, rear (back) portion 21 and crotch 22.Anterior 20 cover wearer's Front waist (front portion of waist) simultaneously extends on the X of waistline direction.Rear portion 21 cover wearer rear waist (rear portion of waist) and Extend on the X of waistline direction.Crotch 22 covers the hip crotch of the wearer between described anterior 20 and rear portion 21.

The crotch 22 is connected with anterior 20 and rear portion 21.The absorbent main body 2 is orthogonal with the waistline direction X Longitudinal direction (long side direction) Y on it is longer.

In figure ia, this dress article with the crotch 22 in the imaginary line (line) parallel with the waistline direction X The state of upper doubling is worn.Thus, by the waistline direction of frontal cowl 3F of diaper main part 3 and the rear waist portion 3B The end of X is connected with each other.

As shown in Figure 1B, absorbent cores (core) 24 are provided with the absorbent main body 2.24 absorber of absorbent cores Liquid.The absorbent cores 24 are clipped between top flat (top sheet) 26 and tergite (back sheet) 27.Each 26,27 and suction Receive core 24 to be layered on top of each other.

In fig. ib, the top flat 26 is made up of the thin non-woven fabrics of liquid permeability, covers the skin face of absorbent cores 24.Can also Rib collar (cuff) 25 is set on the top flat 26.

In the present invention, " skin face " represents what is directly or indirectly connected with the skin of wearer when diaper is worn The face of inner side, is directly or indirectly faced with the skin of wearer.

The tergite 27 covers the non-skin face of absorbent cores 24, is made up of liquid-impermeable resin sheet.In the tergite 27 Non- skin face bond and be laminated with the exterior non-woven fabrics 30 with breathability.

In the present invention, " non-skin face " represent with skin face opposite side, when diaper is worn not with wear The face in the outside that the skin of the person of wearing connects, faces without the skin with wearer.In figure ia, before absorbent main body 2 is configured in Scope between waist portion 3F and rear waist portion 3B.

Waist portion 3F, 3B before and after described is respectively constituted from before a pair prominent to waistline direction X of the absorbent main body 2 Fin (flap) 31 and rear fin 32.A part for waist portion before and after the composition of each fin 31,32.In other words, such as Shown in Figure 1A, each fin 31,32 is more prominent to waistline direction X than crotch 22, than absorbent main body 2 (crotch 22) to waistline side Extend to X.

The rear waist portion 3B of the diaper main part 3 is provided with such as a pair of belts 5.Each belt is by knitting at a pair Clamp between thing 53,53 and formed along many waistline direction X of wearer flexible elastic strands F.The pair of belt 5 is in institute State and be separated from each other on the waistline direction X of rear waist portion 3B, and be configured in the both ends 3E of the rear waist portion 3B, a part with Fin 32 and absorbent main body 2 are overlapped afterwards.

As shown in Fig. 2 amplifies, the belt 5 possesses the of the non-telescoping of the contractility for not acting on elastic strands F One end 51.In addition, belt 5 possesses and does not act on elastic strands F in the end with 51 opposite side of the first end The second end 52 of the non-telescoping of contractility.The first end 51 of Figure 1A is configured near the two ends of rear waist portion 3B Position.

The flank 4 of frontal cowl 3F is anchored on the non-telescoping is configured in the prominent states of the waistline direction X First end 51.The non-protruding end 42 of the flank 4 is connect with the state of the stacking of first end 51 with the belt 5 Close.

The flank 4 possesses the tightening member of matrix 40 and the nose portion 41 located at described matrix 40.As fastening unit Part, for example, can adopt hero surface fastener (fastener) 4F.On the other hand, it is also possible to fix in the non-skin face of frontal cowl 3F There is female surface fastener.It should be noted that in the case where the non-skin face of frontal cowl 3F is non-woven fabrics, it is also possible to be not provided with female Surface fastener.

As the tightening member, it is also possible to which band (tape) material for being coated with fastening agent is fixed on flank 4.In the feelings Under condition, need to form the face for the easy adhesion of the fastening agent in the non-skin face of frontal cowl 3F.

When carrying out wearing operation, by the pair of flank 4 being pulled along waistline direction X, make the male surface fastener 4F of flank 4 Engage with the female surface fastener or non-woven fabrics of the outer surface of frontal cowl 3F, so that dress article 1 is worn by wearer.

As the construction of the first end 51 and the second end 52 of the non-telescoping, such as, shown in Fig. 2, can adopt It is constructed as below：Make belt 5 in the state of waistline direction X elongations, there is no the elastic stock of elongation in each end 51,52 Line F, and there are elastic strands F of elongation in the pars intermedia 55 between both ends 51,52.The belt 5 of the construction can pass through Known resilience (snap back) and obtain.

That is, as cutting is represented in fig. 2, a pair of fabric 53,53 of a part of the belt 5 is constituted using by perhaps The binding agent 54 that multiple spot is represented is layered on top of each other with the state that elastic strands F are clipped in the middle.Described adhesive 54 is at the two ends Coat to the substantially whole face (majority) of pars intermedia 55 between portion 51,52.The confession elasticity in the both ends 51,52 The 56 uncoated binding agent 54 of non-painting portion that strand F extends to waistline direction X, applies only between the non-painting portion 56 and non-painting portion 56 It is covered with binding agent 54.

In the non-painting portion 56, resilience is carried out and a part for elastic strands F in the state of shrinking is clipped in a pair of fabric 53rd, between 53.It should be noted that for the non-protruding end 42 of flank 4, it is also possible in the elastic strands weight with contraction A part for the matrix 40 of flank 4 is laminated in the state of folded a part for belt 5.

In waist portion 3F, the 3B before and after Figure 1A, it is also possible to use waist or other elastic strands of buttocks are straight Connect and be arranged at diaper main part 3.

Each elastic strands are used to make each waist portion 3F, 3B laminating (fit) wearer.As these elastic strands, example If using many shirrs (rubber), elastic band or containing thermoplastic resin (hot solvent) or polyurathamc The material of wire or banding.

The leg portion that the leg along wearer tightens can also be formed in absorbent main body 2.Can also be in the lower limb The position being connected with leg portion of portion or described waist portion 3F, 3B is enclosed, is for example arranged in the way of around the lower limb along wearer There are other elastic strands being made up of shirr etc..

The each component for constituting dress article 1 is mutually bonded or welding, and the bonding or weld are by Figure 1B～Fig. 3 Mark many points and illustrate.It should be noted that the surface of male surface fastener 4F is by marking the point bigger than the weld And illustrate.

Then, using Fig. 2～Fig. 6 illustrating the manufacture method of this dress article 1.

As shown in figure 3, obtaining the continuous elastic component F1 that will become many elastic strands F to connect along carrying direction D1 The state for continuing and extending is clipped in the continuous duplexer W2 between a pair of continuous web W1.It should be noted that in the operation Before, binding agent 54 is coated in both ends 51,52 and the position of pars intermedia 55 as described in advance that become the belt 5 Put.

Then, by the continuous duplexer W2 is divided into along the centrage cut-out extended on direction D1 is carried Two.Carried after the segmentation so that the pair of continuous duplexer W2 after segmentation is separated from each other.Afterwards, along The imaginary cutting line L extended on the width D2 intersected with the carrying direction D1 of the continuous duplexer W2, is cut off successively The leading section of the continuous duplexer W2, obtains the pair of belt 5,5 successively.

When the cut-out is carried out, in the first end 51 or the portion of the second end 52 that become belt 5 adjacent to each other Between position, elastic strands F are cut off together with fabric W, so as to the end of two sides of elastic strands F in the belt 5 Portion FE removes the contractility of elastic strands F, the first end 51 of the non-telescoping is formed on the belt 5 with And the second end 52.

The sickle 61 cut through shown in Fig. 6 A cuts off the continuous duplexer on the pad 62 (Fig. 5) of cylinder 6 W2 and perform.It should be noted that continuous duplexer W2 (Fig. 3) to be intermittently supplied to the pad of cylinder 6 by feed mechanism 60 On 62 (Fig. 5).

After the cut-out is carried out, a pair of pads 62 of Fig. 5 are rotated by 90 ° and the telescopic direction of elastic strands F is made Along the mode of the waistline direction X, in the extension plane of the belt 5 become the attitude of the belt 5 and have rotated 90 ° Attitude.

After the rotation is carried out, the pad 62 of a pair of belts 5 is being adsorbed with along the waistline side of the rear waist portion 3B In the state of being separated from each other to X, the belt 5 is respectively configured at the position suitable with the both ends 3E of the rear waist portion 3B. This is carried out with postponing, is overlapped in the first end 51 of the non-telescoping of the belt 5 and is engaged the described non-of the flank 4 Nose portion 42.

In the diagram, it is continuous on moving direction Y1 including the diaper main part 3 of tergite 27 and absorbent core 24.One Edge moving direction Y1 carries the diaper main part 3, the belt 5 is engaged with diaper main part 3, and then makes The flank 4 is engaged with belt 5.

After the engagement is carried out, in the way of covering the absorbent core 24 and tergite 27, will further become top The continuous web W3 of the liquid permeability of piece 26 is laminated in diaper main part 31.

Afterwards, being laminated becomes a pair of rib collar continuous web W4 of the rib collar 25 and generating becomes the pantostrat of diaper Stack W5.A part for diaper main part 3 after the stacking is carried out, can also be cut off, the position of leg holes is formed into.

Afterwards, in order to obtain each dress article 1 from the continuous duplexer W5, along orthogonal with moving direction Y1 The imaginary line extended on width X1, cuts off the leading section of continuous duplexer W5 successively.It should be noted that described continuous Duplexer W5 is cut off between absorbent cores 24,24 adjacent to each other.So, obtain the dress article 1 of Figure 1A.

Wherein, in the described embodiment, Fig. 2 belt 5 first end 51 and the second end 52 this two side make bullet The contractility ineffective treatment of property strand F.But, the ineffective treatment only can also be carried out to first end 51.

In addition, the method as the ineffective treatment is carried out, for example, it is also possible to make the heat cure of elastic strands F and remove contraction Power, or elastic strands F are cut into it is shorter, so as to remove a part of contractility.

Alternatively, it is also possible to make fabric 53,53 in the first end 51 and the second end 52 of Fig. 2, local is molten each other Connect, make elastic strands F shrink (resilience) after severance.

Wherein, in the described embodiment, a pair of fabric 53 of belt 5 is made up of different fabrics.But, it is the pair of to knit Thing 53,53 can also be the layer of two textile-likes that piece of fabric is folded into two-layer.

For example shown in Fig. 7 A and Fig. 7 B, belt 5 can also be by the layer that many elastic strands F are clipped in two textile-likes Obtained between 53L, at least one laminated fabric is formed.The layer 53L of described two textile-likes of Fig. 7 B is by by the one of Fig. 7 A Piece broad fabrics 53W is folded into two-layer and is formed.

In this case, by the continuous elastic component F1 for becoming many elastic strands F with carry direction D1 on connect State that is continuous and extending is clipped between the layer 53L for carrying continuous two textile-likes of direction D1, so as to generate the pantostrat Stack W2.That is, while the broad fabrics 53W of Fig. 7 A is bent along the imaginary broken line LF extended on direction D1 is carried, one While the continuous elastic component F1 is clipped between the layer 53L of the textile-like for being folded into two-layer, so as to generate the continuous stacking Body W2.

In addition, as shown in Figure 8A and 8B, continuous duplexer W2 can also be by being folded into the broad fabrics of two-layer 53W cuts off along centrage and generates.In this case, it is also possible to as shown in Figure 8 B, the side in a pair continuous duplexer W2 by Piece of fabric formed two textile-likes layer 53L, 53L, the opposing party formed by two panels fabric 53,53 two textile-likes layer 53L, 53L。

In addition, as shown in Figure 9A and 9B, broad fabrics 53W can also be by being folded into two along two broken line LF The broad fabrics 53W of layer cuts off along centrage and generates.

Industrial applicibility

The present invention can be applied to the disposable shorts and its manufacture method of diaper type and Briefs type.

Description of reference numerals

1：Dress article

2：Absorbent main body 20：Anterior 21：Rear portion 22：Crotch 24：Absorbent core

25：Rib collar 26：Top flat 27：Tergite

3：Diaper main part 30：Exterior non-woven fabrics 31：Front fin 32：Fin afterwards

3B：Waist portion 3F afterwards：Frontal cowl 3E：Both ends

4：Flank 40：Matrix 41：Nose portion 42：Non-protruding end 4F：Male surface fastener (tightening member)

5：Belt 51：First end 52：The second end 53：Fabric 53L：The layer 53W of textile-like：Broad fabrics 54：Binding agent

55：Pars intermedia

6：Cylinder 60：Feed mechanism 61：Sickle 62：Pad

D1：Carry direction D2：Width

F：Elastic strands F1：Continuous elastic component FE：End

L：Cutting line LF：Broken line

X：Waistline direction X1：Width Y1：Moving direction

W1：Continuous web W2：Continuous duplexer W3, W4：Continuous web

Claims

1. a kind of disposable shorts, which is configured with least one belt in rear waist portion, and the belt is formed by laminated fabric, The laminated fabric is by clamping along many flexible elastic strands of the waistline direction of wearer between the layer of two textile-likes Into,

Flank to frontal cowl fastening being arranged respectively at the institute of the rear waist portion along the prominent state in the waistline direction The two ends in waistline direction are stated,

The non-protruding end of the flank is engaged with the belt,

Characterized in that,

The non-protruding end of the flank is with the non-telescoping with the contractility for not acting on the elastic strands of the belt Property first end stacking state engage with the first end of the non-telescoping.

2. disposable shorts according to claim 1, it is characterised in that

At least one belt is included on the waistline direction of the rear waist portion and is separated from each other and configures in the rear A pair of belts at the both ends of waist portion.

3. disposable shorts according to claim 2, it is characterised in that

Each belt in the pair of belt possesses in the end with the first end opposite side and do not act on the elastic stock The second end of the non-telescoping of the contractility of line.

4. a kind of manufacture method of disposable shorts, which is used for disposable any one of manufacturing claims 1 to 3 Dress article,

Characterized in that,

Include following operation in the manufacture method of the disposable shorts：

The continuous elastic component for becoming many elastic strands is continuously clipped in into edge along carrying direction in the state of elongation Between the layer of continuous two textile-likes in the carrying direction, continuous duplexer is obtained；

Along the imaginary cutting line extended on the width that the carrying direction with the continuous duplexer intersects, will be described The leading section of continuous duplexer cuts off successively, obtains at least one belt；

The end of at least one party of the elastic strands in the belt removes the contractility of the elastic strands, described The first end of the non-telescoping is formed on belt；

In the extension plane of the belt it is rotated by 90 ° the attitude of the belt so that the telescopic direction of the elastic strands Along the waistline direction；

The described non-of described matrix that the flank is overlapped and is engaged in the first end of the non-telescoping of the belt dashes forward Go out end.

5. the manufacture method of disposable shorts according to claim 4, it is characterised in that

At least one belt is configured in the operation of the rear waist portion,

In the state of the pad for maintaining a pair of belts is separated from each other along the waistline direction of the rear waist portion, in the rear The both ends of waist portion are respectively configured the belt.