CN1064529C - Method for attachment of elastic members to disposable garments around leg-holes - Google Patents
Method for attachment of elastic members to disposable garments around leg-holes Download PDFInfo
- Publication number
- CN1064529C CN1064529C CN 92111681 CN92111681A CN1064529C CN 1064529 C CN1064529 C CN 1064529C CN 92111681 CN92111681 CN 92111681 CN 92111681 A CN92111681 A CN 92111681A CN 1064529 C CN1064529 C CN 1064529C
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- China
- Prior art keywords
- continuous
- wire
- elastic components
- continuous web
- elastic component
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- Absorbent Articles And Supports Therefor (AREA)
- Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)
Abstract
The present invention relates to a simple installation method. Filamentous elastic components are collocated in a wider way in the central part (the lower part of a hip) than two end parts in the length direction in the calf circumference of a discarded diaper, etc. calf circumference filamentous continuous elastic components which are used as articles use filamentous articles so that bending side-by-side intervals of the calf circumference filamentous continuous elastic components can be wider than the two ends parts in the length direction in the central part. One surface of a traversing device supports the filamentous continuous elastic components into a parallel state, and the other surface is guided into a sine curve shape on a continuous fabric used as an article material. The connection parts of the elastic components are connected, and simultaneously, the non-connection parts of the elastic components are cut off so that the elastic components are retracted at the position of each article which comprises the connection part together with the fabric.
Description
The present invention encloses the method that elastic component is installed about the lower limb of disposable type underwears such as urine trousers, Briefs for incontinence patients, motion underwear.
The relevant disposable type underwear of the present invention, more specifically, about disposable type underwears such as urine trousers, Briefs for incontinence patients, motion underwears.
In the past, this underwear is placed at lower limb elastic component is installed.Normally the elastic component of elongation is fixed with at least one side of bonding agent in top flat and rear panel.
Since when use underwear, more from about the latter half leakage Excreta that its lower limb encloses, so, make elastomeric member configuration become roomy and to be crimped on the person's of using skin more generously more satisfactory in its about the latter half.
Yet, previous application case is for underwear and manufacture method or the device of makeing practicality, and about elastic component is enclosed the part thing of configuration generously at lower limb, desire not to be considered fully, also do not taught configuration like this method or device that elastic component is installed on ground.
The purpose of this invention is to provide a kind of with lower limb enclose about the latter half that elastic component encloses at lower limb be configured to than its first half broadness, place the method that elastic component is installed at the lower limb of disposable type underwear.
In a kind of scheme of the present invention, proposed a kind of lower limb and placed the method that elastic article is installed at the disposable type underwear, comprising: step 1: supply with continuous web continuously as the material of top flat or rear panel; Step 2: the coated with adhesive intermittently along the both sides of the length direction of described continuous web, with on both side edges relatively, form two splicing tape territories of recessed song; Step 3: supply with two the continuous elastic components of wire that are made of a plurality of elastomeric elements that are in elongation state to the relative both sides of the described continuous web of described longitudinal extension, described two continuous elastic components are supported by a plurality of guide portion separated from each other arranged side by side that are separately positioned on two traversing gears; Step 4: during described continuous web feeding, make described two traversing gear traverse motions, the described guide portion of described like this two traversing gears is moved along two splicing tape territories respectively, and the interval that constitutes the described elastomeric element of described two continuous elastic components of wire broadens in vertical middle part at the longitudinal relative end place in described relatively two splicing tape territories, described two continuous elastic components of wire all adhere on described two splicing tape territories, and described elastomeric element is parallel to each other, and step 5: will be pressed onto on the described continuous web as other component layer of the necessary member of underwear, then, laterally cut at two continuous elastomeric elements of wire described in the respective area, two continuous elastomeric elements of wire all are not bonded on the described continuous web in this respective area, shrink and that part of two the continuous elastic components of wire that are not bonded on the described continuous web are stretched under the stress at himself.
In another kind of scheme, step 2 is: respectively to the continuous web both sides of described longitudinal extension supply be in elongation state, respectively by described two continuous elastic components of wire that a plurality of elastomeric element constituted; Step 3 is: to by being arranged on two continuous elastic components on two traversing gears, that supported by a plurality of guide portion of separating side by side mutually along its length direction adhesive-applying, described bonding agent is by the bonding agent conveyer device near two traversing gear supports of corresponding front end provides in order to follow corresponding front end.
In the present invention, each guide portion arranged side by side separated from each other of aforementioned traversing gear, simultaneously handle is along being supported by many continuous elastic components of aforementioned wire that become that extend on the both sides of the length direction of aforementioned continuous web, one side to the width of aforementioned continuous web cross toward double action, the continuous elastic component of aforementioned wire is curved with some cycles guiding embayment at aforementioned continuous web.Therefore, the continuous elastic component of aforementioned wire will become side by side at aforementioned continuous web, and, the continuous elastic component of aforementioned wire (in the field of each underwear) crooked interval side by side, will becoming in these, the centre part becomes roomy and becomes straitly by bonding at these both ends.The crooked adhesive portion of the continuous elastic component of aforementioned wire will become each lower limb contour shape elastic component of last underwear.
For characteristics of the present invention and advantage are better understood, be elaborated below in conjunction with drawings and Examples.
Fig. 1 is the oblique view according to the underwear of embodiment of the invention manufacturing.
Fig. 2 is the exploded perspective view of aforementioned underwear.
Fig. 3 is in order to implement the continuous elastic component of wire is installed in the brief strabismus map of the traversing gear that the method for continuous web uses.
Fig. 4 is for being installed to the continuous elastic component of wire with aforementioned traversing gear the explanation plane graph of the method for continuous web.
The oblique view that Fig. 5 is changed for the part with traversing gear shown in Figure 3.
Fig. 6 is the plane graph with the part change of the seriation method of the continuous elastic component of wire shown in Figure 4.
Fig. 1 is about the oblique view with the underwear 1 of embodiments of the invention manufacturing.Underwear 1 have lower limb enclose 2 and waist (trunk) enclose 3, be separately installed with wire elastic component 4A, 4B, 5.
Fig. 2 is for showing the exploded perspective view of underwear 1.Underwear 1 is by the top flat 6 of straight horizontal flexible, liquid permeability adhesive-bonded fabric system, rear panel 7 with straight horizontal flexible, opaque liquid adhesive-bonded fabric system, with with cotton official form for filing a lawsuit slurry be the pad or the laminar water absorption chip 8 of main material and aforementioned lower limb encloses and waistline wire elastic component 4A, 4B, 5 are configured.In the both side edges of the hip lower area 12 of position between the zone, front and back 10,11 of top flat and rear panel 6,7, aforementioned lower limb is enclosed 2 the same shape of notch edge 13 formation.Though not shown, rear panel 7 also can adopt straight horizontal early contract, the inner face of liquid permeability adhesive-bonded fabric straight horizontal flexible, the opaque liquid plastic film engages with the bonding agent compartment of terrain and constitute.So, can prevent fully that discharged liquid from seeing through rear panel 7, simultaneously, if when joining the territory of periphery at least of aforementioned plastic film to top flat 6 off and on bonding agent, the top flat 6 of underwear 1 and the retractility of rear panel 7 will be improved, strengthen elongation stress and make 1 pair of health of underwear to be fit to connecting airtight property more excellent.
Lower limb contour shape elastic component 4A, 4B are constituted with many thread 4a, 4b, 4c of natural or synthetic rubber etc. respectively.Wire elastic component 4A, 4B make the interval arranged side by side of thread 4a, 4b, 4c, become roomy at its length direction middle body (hip lower area), make it to narrow down gradually to the length direction two ends from its middle body, its elongation stress is died down to its length direction both ends gradually from its length direction middle body, and be bonded in rear panel 7, along on the relevant crooked splicing tape territory 14 that indentation 13 is extended.Wire elastic component 5 also is made of many thread 5a, 5b, 5c, in the waistline of the rear panel 7 splicing tape territory (not shown) along adhesive-applying, or gives bonding at the bonding agent of these threads coatings.
In order to implement the continuous elastic component of wire is installed in the brief strabismus map of traversing gear of method of continuous web 7 of the material of rear panel, Fig. 4 is for showing the explanation plane graph that the continuous elastic component of wire is installed in the method for continuous web with traversing gear for as described above for Fig. 3.The method is except illustrated traversing gear, for example, can use before from the manufacturing installation of known disposable type urine trousers implemented.Moreover, as its device, for example, can utilize the spy of relevant the applicant's application to open disclosed among the flat 3-33201 the sort of.
In Fig. 3, traversing gear 21,22 is included in a pair of near the of roller 34 and these support tubes that face abreast respectively 23,24 of seizing on both sides by the arms, be inserted in these respectively and two support the sliding bar 25,26 of tube and the guide rod 29,30 that is hung down and establish with the supporting pieces 27,28 at the tip that is fixed on these two sliding bars respectively. Guide rod 29,30 has guide portion 33a, 33b, the 33c of little tubular respectively at these lower end bending sections 31,32. Guide portion 33a, 33b, 33c make it to become side by side to the moving direction of guide rod 29,30 is separated from each other.Bending section 31,32 makes it closely to be connected on the side face of seizing roller 34 on both sides by the arms and faces.Sliding bar 25,26 is linked the traverse cam mechanism (not shown) at these cardinal extremities, makes it controlled as described later.
In Fig. 4, continuous web 7 is moved with given speed to its length direction one side, one side makes it recessed with bonding agent to its lateral margin with given interval and applies bently, and set gradually splicing tape territory 14 in the length direction both sides of continuous web 7.On the other hand, make with to multiplying power elongation, constitute the continuous elastic component 4A of each wire, thread 4a, the 4b of 4B, 4c, be inserted into aforementioned traversing gear 21,22 and guide hole 33a, 33b, 33c respectively.At state like this, make guide rod 29,30 in each sidepiece territory of continuous web 7 with given speed to width cross during toward double action, thread 4a, the 4b of each group (the continuous elastic component 4A of wire, 4B), 4c will draw on each splicing tape territory 14 along the curve of this logical all symmetric sine curve shape.
The continuous elastic component 4A of wire, 4B will be respectively from the 1st position P
1To the 2nd position P
2, from the 2nd position to the 1st position P1 mobile width W, still, along with from the 1st position P
1Move to the 2nd position P
2, percentage elongation will become high slightly, the result, and elongation stress will grow.This be since with the elongation multiplying power of being given elongation along the length direction of continuous web 7 the be in line continuous elastic component 4A of wire, the 4B of shape walking, aforementioned guide rod 29,30 will make it forcibly the transverse direction conversion direction to continuous web 7, but, will make continuous elastic component 4A, 4B owing to the resistance of this moment respectively along with from the 1st position P
1Move to the 2nd position P
2Will be by the event of elongation.But this is the speed of travel to aforementioned length direction of the continuous elastic component 4A of dependence group shape, 4B, and the translational speed to transverse direction of aforementioned guide rod 29,30.
Simultaneously, the 4a of the wire of each group, 4b, 4c will be owing to these threads that move to length direction and parallel direction that make continuous web 7, move to the transverse direction of continuous web 7 forcibly with aforementioned guide rod 29,30, and along with move to the 2nd position P2 from the 1st position P1, these intervals of many will broaden.This is owing to make aforementioned guide portion 33a, 33b, 33c separated from each other and arranged side by side to the direction that the moving direction with continuous web 7 intersects, simultaneously, make the radius of curvature of thread 4a, 4b, 4c become the earth to its central part, aforementioned traversing gear 21,22 is controlled event from the length direction both ends in crooked splicing tape territory 14.
So on each splicing tape territory 14, along the continuous elastic component 4A of wire, the bonding portion 4A of 4B in these logical weeks
1, 4B
1, will be pressed and be bonded in each splicing tape territory 14 with the aforementioned roller 34 of seizing on both sides by the arms.Do not divide 4A along the continuous elastic component 4A of wire in these logical weeks, the non-bonded part of 4B
2, 4B
2Will shrink owing to stretching stress, on bonded areas 14, become linearity, stretch stress but still remain some.Remaining some stretching, extension stress is necessary (they the reasons are as follows that literary composition is described), and remaining stretching, extension stress can divide 4A according to percentage elongation and the non-bonded part of the continuous elastic component 4A of wire, 4B
2, 4B
2Radius of curvature and determine.
Fig. 5 and Fig. 6 show oblique view and the plane graph that the part of the assortment form of Fig. 3 and traversing gear shown in Figure 4 and the continuous elastic component of wire is changed respectively.That is, be presented at the continuous elastic component 4A of wire, 4B with the embodiment shown in these drawings, bonding agent directly is applied as intermittent situation.
In Fig. 5, set up the adhesive applicating apparatus 35 of connection in the lower end of guide rod 29,30 at guide portion 33a, 33b, 33c.At this device 35, will bonding agent intermittently be applied at the length direction of the continuous elastic component 4A of wire, 4B with certain pressure feed from the adhesive supplying device (not shown) of other setting intermittently via disturbing property flexible pipe 36.Therefore, can as shown in Figure 6 the adhesive applicating part of the continuous elastic component 4A of wire, 4B be set, that is, to the bonding portion 4A of continuous web 7
1, 4B
1(though represent with the short-term that intersects at each thread 4a, 4b, 4c, but this part being that bonding agent is applied continuously).Distinguish the method for adhesive-applying independently as thread 4a, 4b, 4c, can use relevant the applicant's application spy to open the applying device (nozzle) that is disclosed in clear 58-180601 number.
In the present invention, as previously mentioned, with the traversing gear one side the continuous elastic component of wire being bent to full curve and gives bonding method with bonding agent, is obligato so the continuous elastic component that uses becomes with thread.For example, continuously elastic component is when being become than broad person, and with method of the present invention, continuous elastic component will twist and can't bond to continuous web well, will peel off easily in that its bonding operation is medium.The section shape of the continuous elastic component of wire, though can be circular (comprising ellipse), square or other unsetting,, too big person is undesirable for the ratio of the longest section size and smallest cross sectional size.
In the time of will being installed in continuous web 7 to wire elastic component 5, can use in disposable type urine well-known manufacturing installation of trousers and method.Wire elastic component 5 can replace many thread and uses the ribbon of one broad.
Though not shown, but chip 8 will be at the bonding portion 4A of subtend in the continuous elastic component 4A of the wire of the width of continuous web 7,4B
1, 4B
1Between chip 8 mountings that form in advance, on these, another continuous web (not shown) of the material of aforementioned top flat 6 is supplied with, at least after continuous web 7 gives lamination via bonding agent, being positioned at bonding portion 4A
1, 4B
1The part excision of these continuous webs in the outside, and constitute the continuous laminating body.
With aforementioned continuous laminating body, divide 4A at the non-bonded part of the continuous elastic component 4A of wire, 4B
2, 4B
2Middle body (on Fig. 4 and Fig. 6 line) with mark 37 expressions cut off, and obtain each underwear.The result of this cut-out, the non-bonded part of the continuous elastic component 4A of wire, 4B divides 4A
2, 4A
3Will be to shrink (restoring rapidly) at these last elongation stresses that have.
Like this each underwear that constitutes, will entreat in these part respectively to Nogata to being overlapped into two foldings because both side edges is engaged with the heat-sealing means, and constitute underwear shown in Figure 11.
Moreover, the continuous web of the continuous elastic component of wire is installed, also can be will be as the material of top flat.
According to the present invention, can enclose at the lower limb of each underwear many wire elastic components will be enclosed the suitable assortment form of elastic component as the lower limb of its underwear, that is, parallel to each otherly form crooked shape ground, and make its side by side at interval in the central portion (hip bottom) become than its two ends largo, be easily mounted to the member of formation of underwear.
Claims (2)
1. the lower limb at the disposable type underwear is placed the method that elastic article is installed, and it is characterized in that, comprising:
Step 1: supply with continuous web continuously as the material of top flat or rear panel;
Step 2: the coated with adhesive intermittently along the both sides of the length direction of described continuous web, with on both side edges relatively, form two splicing tape territories of recessed song;
Step 3: supply with two the continuous elastic components of wire that are made of a plurality of elastomeric elements that are in elongation state to the relative both sides of the described continuous web of described longitudinal extension, described two continuous elastic components are supported by a plurality of guide portion separated from each other arranged side by side that are separately positioned on two traversing gears;
Step 4: during described continuous web feeding, make described two traversing gear traverse motions, the described guide portion of described like this two traversing gears is moved along two splicing tape territories respectively, and the interval that constitutes the described elastomeric element of described two continuous elastic components of wire broadens in vertical middle part at the longitudinal relative end place in described relatively two splicing tape territories, described two continuous elastic components of wire all adhere on described two splicing tape territories, and described elastomeric element is parallel to each other, and
Step 5: will be pressed onto on the described continuous web as other component layer of the necessary member of underwear, then, laterally cut at two continuous elastomeric elements of wire described in the respective area, two continuous elastomeric elements of wire all are not bonded on the described continuous web in this respective area, shrink and that part of two the continuous elastic components of wire that are not bonded on the described continuous web are stretched under the stress at himself.
2. the method for claim 1 is characterized in that, wherein:
Step 2 is: respectively to the continuous web both sides of described longitudinal extension supply be in elongation state, respectively by described two continuous elastic components of wire that a plurality of elastomeric element constituted;
Step 3 is: to by being arranged on two continuous elastic components on two traversing gears, that supported by several groups of a plurality of guide portion arranged side by side separated from each other along its length direction coated with adhesive, described binding agent is by the binding agent conveyer device near two traversing gear supports of corresponding front end provides in order to follow corresponding front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92111681 CN1064529C (en) | 1992-10-12 | 1992-10-12 | Method for attachment of elastic members to disposable garments around leg-holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92111681 CN1064529C (en) | 1992-10-12 | 1992-10-12 | Method for attachment of elastic members to disposable garments around leg-holes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1085754A CN1085754A (en) | 1994-04-27 |
| CN1064529C true CN1064529C (en) | 2001-04-18 |
Family
ID=4945444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92111681 Expired - Lifetime CN1064529C (en) | 1992-10-12 | 1992-10-12 | Method for attachment of elastic members to disposable garments around leg-holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1064529C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100528014C (en) * | 2004-02-06 | 2009-08-19 | 科洛普拉斯特公司 | Underpants |
-
1992
- 1992-10-12 CN CN 92111681 patent/CN1064529C/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100528014C (en) * | 2004-02-06 | 2009-08-19 | 科洛普拉斯特公司 | Underpants |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1085754A (en) | 1994-04-27 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Expiration termination date: 20121012 Granted publication date: 20010418 |