CN105644127A - Punching and disposable composite molding process of non-woven fabric and production device of non-woven fabric - Google Patents
Punching and disposable composite molding process of non-woven fabric and production device of non-woven fabric Download PDFInfo
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- CN105644127A CN105644127A CN201511020087.XA CN201511020087A CN105644127A CN 105644127 A CN105644127 A CN 105644127A CN 201511020087 A CN201511020087 A CN 201511020087A CN 105644127 A CN105644127 A CN 105644127A
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- 238000000465 moulding Methods 0.000 title claims abstract description 52
- 239000002131 composite material Substances 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 title claims abstract description 10
- 238000004080 punching Methods 0.000 title abstract description 9
- 238000005553 drilling Methods 0.000 claims description 88
- 150000001875 compounds Chemical class 0.000 claims description 65
- 239000000835 fiber Substances 0.000 claims description 19
- 238000007731 hot pressing Methods 0.000 claims description 18
- 239000004831 Hot glue Substances 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000004026 adhesive bonding Methods 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 60
- 239000004744 fabric Substances 0.000 description 9
- 230000008859 change Effects 0.000 description 4
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000036541 health Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
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- 241000381602 Vachellia nebrownii Species 0.000 description 1
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- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/04—Punching, slitting or perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
- B32B2037/1215—Hot-melt adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/04—Punching, slitting or perforating
- B32B2038/047—Perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/20—All layers being fibrous or filamentary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
- B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/04—Cellulosic plastic fibres, e.g. rayon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/08—Animal fibres, e.g. hair, wool, silk
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/14—Mixture of at least two fibres made of different materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2555/00—Personal care
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a punching and disposable composite molding process of a non-woven fabric. The punching and disposable composite molding process comprises the following steps: (1) winding a first layer of non-woven fabric and a second layer of non-woven fabric; (2) punching and molding the first layer of non-woven fabric; (3) carrying out composite molding on the first layer of non-woven fabric subjected to the punching and molding, and the second layer of non-woven fabric; (4) rewinding the double-layered non-woven fabric subjected to the composite molding. The invention further discloses a production device for realizing the punching and disposable composite molding process of the non-woven fabric. The punching and disposable composite molding process of the non-woven fabric has the beneficial effects that the non-woven fabric subjected to the punching and molding and the bottom-layer non-woven fabric are subjected to disposable composite molding, so that a corrugated structure is formed, and furthermore, the structural strength and the pressure-resisting capability of the non-woven fabric which is molded for two times can be greatly improved, and a shape keeping capability of the non-woven fabric after two times of molding is guaranteed; damages to the non-woven fabric in subsequent production and application processes are effectively reduced.
Description
Technical field
The present invention relates to nonwoven production technical field, particularly relate to a kind of non-woven fabric perforating and disposable composite molding technique and production equipment thereof.
Background technology
Non-woven fabrics, such as seal non-woven fabrics, anti-bonded non-woven fabrics, fabric hot rolled nonwoven fabrics and spunlace non-woven cloth etc., mechanically its surface is carried out post forming (such as line type, punching etc.) and is extensively used to the fields such as such as sanitary product, but generally there is the line type after post forming or pass causes the shape after its post forming or apparent thickness damage or change in rolling or use procedure, thus affect its outward appearance and performance.
Cause its shape or performance thickness damage when rolling or shaping extruding to alleviate or change, ensure its outward appearance and performance, conventional terms of settlement be exactly by post forming after non-woven fabrics take-up diameter reduce or length shortens, but frequently change volume when bringing use, thus cause the inefficiency of production and application, and consume strengthens.
In addition, non-woven fabrics after post forming is used for health product (such as sanitary towel), owing to health product is folding or be extruded when packaging, also makes its outward appearance and " microcosmic " structure cause damage in various degree, thus affect vision effect and the performance of product.
Therefore, how better shape retentivity after raising non-woven fabrics post forming, namely effectively reduces the damage in its subsequent production and use procedure, is technical barrier very thorny and in the urgent need to address in industry.
For this reason, applicant carried out useful exploration and trial, have found result of the above problems, technical scheme described below produces under this background.
Summary of the invention
One of technical problem to be solved by this invention is: for the non-woven fabrics after existing post forming in rolling, folding or cause its shape or the problem of thickness performance damage or change when being extruded, a kind of non-woven fabric perforating and disposable composite molding technique are now provided, by by the non-woven fabrics after drilling forming and the disposable composite molding of bottom non-woven fabrics, and make it to form corrugated structure, it is possible to greatly improve structural strength and the resistance to compression ability of the non-woven fabrics after post forming.
The two of technical problem to be solved by this invention are: provide a kind of and realize above-mentioned non-woven fabric perforating and the production equipment of disposable composite molding technique.
As a kind of non-woven fabric perforating and the disposable composite molding technique of a first aspect of the present invention, comprise the following steps:
1) step rolled up by first, second layer of non-woven fabrics;
2) the first layer non-woven fabric perforating forming step;
3) the first layer non-woven fabrics after drilling forming and the non-woven fabric compounded forming step of the second layer;
4) the two-layer nonwoven rolling step of composite molding.
In a preferred embodiment of the invention, in described step 2) in, the drilling forming mode of described the first layer non-woven fabrics is hot pressing mode or puncture mode; In described step 3) in, the first layer non-woven fabrics after described drilling forming and the complex method of second layer non-woven fabrics are the one in hot pressing mode, gummed mode or hot pressing and gummed array mode.
In a preferred embodiment of the invention, in described hot pressing mode or hot pressing and gummed array mode, type of heating is that electrically heated, medium heating or ultrasonic wave add the one hankered, and roll surface temperature is 30��300 DEG C.
In a preferred embodiment of the invention, in described gummed mode or hot pressing and gummed array mode, on glue, adhesive process adopts the one in glue spraying, frictioning or transfer, glue is the one in EVA type hot melt adhesive, colophony type hot melt adhesive, mixed type hot melt adhesive, polyurethanes oily gum or polyurethanes water-base cement, and spread is 0.2��5gsm.
In a preferred embodiment of the invention, described first, second layer of non-woven fabrics is polymer chemistry fiber or natural fiber.
In a preferred embodiment of the invention, the fiber that described the first layer non-woven fabrics uses is 1��3 dawn fine count fiber, and the base of described second layer non-woven fabrics is heavily 8��120gsm.
Realize above-mentioned non-woven fabric perforating and the production equipment of disposable composite molding technique as a second aspect of the present invention, comprising:
One frame;
Axle is located in described frame and the drilling forming roller that is parallel to each other and drilling forming compound roller respectively, the roll surface of described drilling forming roller is provided with recessed teeth groove, the roll surface of described drilling forming compound roller is provided with convex teeth groove intermeshing with described recessed teeth groove, the roll surface of described drilling forming roller and the roll surface of drilling forming compound roller is tangent and forms a drilling forming passage at its tangent place;
Axle is located in described frame and the compound roller parallel with described drilling forming compound roller, the roll surface of described compound roller and the roll surface of drilling forming compound roller is tangent and forms a composite molding passage at its tangent place;
Axle is located in described frame respectively the first let off roll, the 2nd let off roll and wind-up roll, after the first layer non-woven fabrics that described first let off roll is released enters drilling forming passage drilling forming, roll surface around described drilling forming compound roller enters described composite molding passage, the second layer non-woven fabrics that described 2nd let off roll is released enters composite molding passage and non-woven fabric compounded shaping with the first layer of drilling forming, and the two-layer nonwoven of composite molding is carried out rolling by described wind-up roll; And
The power drive mechanism for driving described drilling forming roller, drilling forming compound roller and compound roller synchronous operation being arranged in described frame.
In a preferred embodiment of the invention, a gluing mechanism on line in side glue application contacted at the second layer non-woven fabrics that described 2nd let off roll is released being arranged in described frame is also comprised with the first layer non-woven fabrics.
In a preferred embodiment of the invention, the roll surface gap between described drilling forming roller and drilling forming compound roller is 0��5mm, and between roll surface, pressure is 0��10bar;Roll surface gap between described drilling forming compound roller and compound roller is 0��5mm, and between roll surface, pressure is 0��10bar.
In a preferred embodiment of the invention, complex line speed between described compound roller and drilling forming compound roller is 15��250m/min.
In a preferred embodiment of the invention, described drilling forming roller engages the degree of depth with the between cog of drilling forming compound roller is 0��6mm.
In a preferred embodiment of the invention, the arrangement mode of described drilling forming roller, drilling forming compound roller and compound roller is the one in longitudinal yi word pattern, horizontal yi word pattern, L-type or V-type.
In a preferred embodiment of the invention, described compound roller is patterned roll or plain-barreled roll.
Owing to have employed technical scheme as above, the useful effect of the present invention is: the present invention is by by the non-woven fabrics after drilling forming and the disposable composite molding of bottom non-woven fabrics, and make it to form corrugated structure, can greatly improve structural strength and the resistance to compression ability of the non-woven fabrics after post forming, ensure the shape retentivity after non-woven fabrics post forming, effectively reduce the damage in its subsequent production and use procedure.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the non-woven fabric perforating of the present invention and the structural representation of disposable composite molding production equipment.
Fig. 2 is the A-A place sectional view of Fig. 1.
Fig. 3 is the B-B place sectional view of Fig. 1.
Fig. 4 is the C-C place sectional view of Fig. 1.
Embodiment
In order to the present invention is realized technique means, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, set forth the present invention further.
A kind of non-woven fabric perforating of the present invention and disposable composite molding technique, comprise the following steps:
1) step rolled up by first, second layer of non-woven fabrics, first, second layer of non-woven fabrics can be polymer chemistry fiber or its blend fiber such as independent PP, PE, PA and PET, can also being the natural fiber such as cotton, silk and viscose, the manufacture craft of first, second layer of non-woven fabrics includes the moulding processs such as hot blast, hot rolling, spunbond, water thorn; Preferably, the fiber that the first layer non-woven fabrics uses is fine count fiber, and such as 1��3 dawn, the base of second layer non-woven fabrics is heavily 8��120gsm;
2) the first layer non-woven fabric perforating forming step, the drilling forming mode of the first layer non-woven fabrics is hot pressing mode or puncture mode;
3) the first layer non-woven fabrics after drilling forming and the non-woven fabric compounded forming step of the second layer, the first layer non-woven fabrics and the complex method of second layer non-woven fabrics after drilling forming are hot pressing mode, one in gummed mode or hot pressing and gummed array mode, wherein in hot pressing mode or hot pressing and gummed array mode, type of heating is electrically heated, can also be that medium heats (such as oil, water and air etc.), it can also be ultrasonic wave heating, final roll surface temperature is generally 30��300 DEG C, and in gummed mode or hot pressing and gummed array mode, on glue, adhesive process adopts glue spraying, one in the mode such as frictioning or transfer, glue is EVA type hot melt adhesive, colophony type hot melt adhesive, mixed type hot melt adhesive, one in polyurethanes oily gum or polyurethanes water-base cement, spread (solid content) is generally 0.2��5gsm.
4) the two-layer nonwoven rolling step of composite molding.
In addition, second layer non-woven fabrics adopts ADL non-woven fabrics or high loft non-woven cloth (conventional thick dawn PP/PE fiber, hot-wind nonwoven cloth, water conservancy diversion layer as sanitary product), realize the first layer non-woven fabrics and the disposable compound of ADL non-woven fabrics or high loft non-woven cloth, it is possible not only to the outward appearance after improving skin-material post forming and performance guarantee, and, the production efficiency of client can be improved, and reduce raw-material comprehensive cost. The fiber that ADL non-woven fabrics or high loft non-woven cloth use, its fiber dimensious was greater than for 2 dawn, was generally for 4��8 dawn, or adopted the role of a young woman in traditional opera or high dawn blending in of fibers, the fiber at such as 1.5 dawn and the blending in of fibers at 4 dawn.
The non-woven fabric perforating of the present invention and three Application Examples of disposable composite molding technique are below shown:
Embodiment 1: for sanitary towel top layer
The first layer non-woven fabrics: PE or PP at 1.5 dawn is ultra-fine brightens hot-wind nonwoven cloth, the heavy 25gsm of base;
Second layer non-woven fabrics: 2 dawn PP spun-bonded non-woven fabrics, the heavy 13gsm of base;
Shaping: to be sticky molding, wherein, hot melt adhesive spread 0.8gsm, heat-seal temperature 100��150 degrees Celsius.
Embodiment 2: for paper diaper surface layer
The first layer non-woven fabrics: PE or PP at 1.5 dawn is ultra-fine brightens hot-wind nonwoven cloth, the heavy 25gsm of base;
Second layer non-woven fabrics: 6 fluffy PE or the PP hot-wind nonwoven cloths of dawn height, 50gsm;
Shaping: to be sticky molding, wherein, hot melt adhesive spread 1gsm, heat-seal temperature 100��150 degrees Celsius.
Embodiment 3: for sanitary towel or protection pad top layer
The first layer non-woven fabrics: textile spunlace non-woven cloth, the heavy 35gsm of base;
Second layer non-woven fabrics: 2 dawn PP spun-bonded non-woven fabrics, the heavy 13gsm of base;
Shaping: to be sticky molding, wherein, hot melt adhesive spread 1.5gsm, pressure 3bar between roll surface.
See Fig. 1 to Fig. 3, present invention also offers the production equipment realizing above-mentioned non-woven fabric perforating and disposable composite molding technique, comprise frame (not shown), drilling forming roller 100, drilling forming compound roller 200, compound roller 300, let off roll 400,500, wind-up roll 600 and power drive mechanism (not shown).
Drilling forming roller 100, drilling forming compound roller 200 respectively axle be located in frame, and it is parallel to each other, the roll surface of drilling forming roller 100 is provided with recessed teeth groove 110, the roll surface of drilling forming compound roller 200 is provided with convex teeth groove 210, recessed teeth groove 110 engages each other with convex teeth groove 210, and it is 0��6mm that drilling forming roller 100 engages the degree of depth with the between cog of drilling forming compound roller 200. The roll surface of drilling forming the roller 100 and roll surface of drilling forming compound roller 200 is tangent and forms a drilling forming path 10 at its tangent place. Roll surface gap between drilling forming roller 100 and drilling forming compound roller 200 is 0��5mm, and between roll surface, pressure is 0��10bar.
Compound roller 300 axle is located in frame, and parallel with drilling forming compound roller 200, the roll surface of compound the roller 300 and roll surface of drilling forming compound roller 200 is tangent and forms a composite molding passage 20 at its tangent place. According to different line types or pass needs, compound roller 300 can be patterned roll, it is also possible to plain-barreled roll. Complex line speed between compound roller 300 and drilling forming compound roller 200 is 15��250m/min. Roll surface gap between compound roller 300 and drilling forming compound roller 200 is 0��5mm, and between roll surface, pressure is 0��10bar.
In addition, according to the different requirements installed, in a preferred embodiment of the invention, the arrangement mode of drilling forming roller 100, drilling forming compound roller 200 and compound roller 300 is the one in the different arrangement modes such as longitudinal yi word pattern, horizontal yi word pattern, L-type or V-type, and illustrated in fig. 1 is longitudinal yi word pattern arrangement mode.
Let off roll 400,500, wind-up roll 600 respectively axle be located in frame, wherein, let off roll 400 is for placing the first layer nonwoven fabric roll, let off roll 500 for placing second layer nonwoven fabric roll. the first layer non-woven fabrics 1 that let off roll 400 is released enters by after carrying out drilling forming in the drilling forming path 10 formed between drilling forming roller 100 and drilling forming compound roller 200, roll surface around drilling forming compound roller 200 enters by the composite molding passage 20 formed between compound roller 300 and drilling forming compound roller 200, the second layer non-woven fabrics 2 that let off roll 500 is released enter composite molding passage 20 and with the first layer non-woven fabrics 1 composite molding of drilling forming, and second layer non-woven fabrics 2 contacts with the side of the hole line projection of the first layer non-woven fabrics 1, finally, the two-layer nonwoven 3 of composite molding is carried out rolling by let off roll 500.
Power drive mechanism is arranged in frame and is connected with drilling forming roller 100, drilling forming compound roller 200 and compound roller 300 respectively, for driving drilling forming roller 100, drilling forming compound roller 200 and compound roller 300 synchronous operation. Power drive mechanism is preferably selected by machinery or servo synchronization system, it is ensured that the concavo-convex engagement of roll surface line type or pass.
The production equipment of the present invention also comprises gluing mechanism 700 on line, gluing mechanism 700 is arranged in frame on line, its side for glue application is contacted with the first layer non-woven fabrics 1 at the second layer non-woven fabrics 2 that let off roll 500 is released so that second layer non-woven fabrics 2 and the first layer non-woven fabrics 1 are sticky molding.
See Fig. 4, the two-layer nonwoven 3 that the production equipment of the present invention is produced is by the first layer non-woven fabrics 1, second layer non-woven fabrics 2 and the intermediate rubber water layer 4 being arranged between the first layer non-woven fabrics 1 and the 2nd non-woven fabrics 2 are formed, it is protruding that the first layer non-woven fabrics 1 is formed with zig-zag spaced apart in the side of second layer non-woven fabrics 2 after drilling forming, two-layer nonwoven 3 is made to form corrugated structure like this, can greatly improve structural strength and the resistance to compression ability of the non-woven fabrics after post forming, ensure the shape retentivity after non-woven fabrics post forming, effectively reduce the damage in its subsequent production and use procedure.
More than show and describe the ultimate principle of the present invention and the advantage of main characteristic sum the present invention. The technician of the industry should understand; the present invention is not restricted to the described embodiments; the principle that the present invention is just described described in above-described embodiment and specification sheets; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention. The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (13)
1. a non-woven fabric perforating and disposable composite molding technique, it is characterised in that, comprise the following steps:
1) step rolled up by first, second layer of non-woven fabrics;
2) the first layer non-woven fabric perforating forming step;
3) the first layer non-woven fabrics after drilling forming and the non-woven fabric compounded forming step of the second layer;
4) the two-layer nonwoven rolling step of composite molding.
2. non-woven fabric perforating as claimed in claim 1 and disposable composite molding technique, it is characterised in that, in described step 2) in, the drilling forming mode of described the first layer non-woven fabrics is hot pressing mode or puncture mode; In described step 3) in, the first layer non-woven fabrics after described drilling forming and the complex method of second layer non-woven fabrics are the one in hot pressing mode, gummed mode or hot pressing and gummed array mode.
3. non-woven fabric perforating as claimed in claim 2 and disposable composite molding technique, it is characterized in that, in described hot pressing mode or hot pressing and gummed array mode, type of heating is that electrically heated, medium heating or ultrasonic wave add the one hankered, and roll surface temperature is 30��300 DEG C.
4. non-woven fabric perforating as claimed in claim 2 and disposable composite molding technique, it is characterized in that, in described gummed mode or hot pressing and gummed array mode, on glue, adhesive process adopts the one in glue spraying, frictioning or transfer, glue is the one in EVA type hot melt adhesive, colophony type hot melt adhesive, mixed type hot melt adhesive, polyurethanes oily gum or polyurethanes water-base cement, and spread is 0.2��5gsm.
5. non-woven fabric perforating as claimed in claim 1 and disposable composite molding technique, it is characterised in that, described first, second layer of non-woven fabrics is polymer chemistry fiber or natural fiber.
6. non-woven fabric perforating as claimed in claim 1 and disposable composite molding technique, it is characterised in that, the fiber that described the first layer non-woven fabrics uses is 1��3 dawn fine count fiber, and the base of described second layer non-woven fabrics is heavily 8��120gsm.
7. realize the production equipment of the non-woven fabric perforating as any one of claim 1 to 6 and disposable composite molding technique, comprising:
One frame;
Axle is located in described frame and the drilling forming roller that is parallel to each other and drilling forming compound roller respectively, the roll surface of described drilling forming roller is provided with recessed teeth groove, the roll surface of described drilling forming compound roller is provided with convex teeth groove intermeshing with described recessed teeth groove, the roll surface of described drilling forming roller and the roll surface of drilling forming compound roller is tangent and forms a drilling forming passage at its tangent place;
Axle is located in described frame and the compound roller parallel with described drilling forming compound roller, the roll surface of described compound roller and the roll surface of drilling forming compound roller is tangent and forms a composite molding passage at its tangent place;
Axle is located in described frame respectively the first let off roll, the 2nd let off roll and wind-up roll, after the first layer non-woven fabrics that described first let off roll is released enters drilling forming passage drilling forming, roll surface around described drilling forming compound roller enters described composite molding passage, the second layer non-woven fabrics that described 2nd let off roll is released enters composite molding passage and non-woven fabric compounded shaping with the first layer of drilling forming, and the two-layer nonwoven of composite molding is carried out rolling by described wind-up roll; And
The power drive mechanism for driving described drilling forming roller, drilling forming compound roller and compound roller synchronous operation being arranged in described frame.
8. production equipment as claimed in claim 7, it is characterised in that, also comprise a gluing mechanism on line in side glue application contacted at the second layer non-woven fabrics that described 2nd let off roll is released being arranged in described frame with the first layer non-woven fabrics.
9. production equipment as claimed in claim 7, it is characterised in that, the roll surface gap between described drilling forming roller and drilling forming compound roller is 0��5mm, and between roll surface, pressure is 0��10bar; Roll surface gap between described drilling forming compound roller and compound roller is 0��5mm, and between roll surface, pressure is 0��10bar.
10. production equipment as claimed in claim 7, it is characterised in that, the complex line speed between described compound roller and drilling forming compound roller is 15��250m/min.
11. production equipments as claimed in claim 7, it is characterised in that, it is 0��6mm that described drilling forming roller engages the degree of depth with the between cog of drilling forming compound roller.
12. production equipments as claimed in claim 7, it is characterised in that, the arrangement mode of described drilling forming roller, drilling forming compound roller and compound roller is the one in longitudinal yi word pattern, horizontal yi word pattern, L-type or V-type.
13. production equipments as claimed in claim 7, it is characterised in that, described compound roller is patterned roll or plain-barreled roll.
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| CN201511020087.XA CN105644127A (en) | 2015-12-29 | 2015-12-29 | Punching and disposable composite molding process of non-woven fabric and production device of non-woven fabric |
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| CN201511020087.XA CN105644127A (en) | 2015-12-29 | 2015-12-29 | Punching and disposable composite molding process of non-woven fabric and production device of non-woven fabric |
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| CN106120164A (en) * | 2016-08-21 | 2016-11-16 | 安庆市恒昌机械制造有限责任公司 | The three-dimensional of a kind of material punctures shaped device |
| CN106363975A (en) * | 2016-10-17 | 2017-02-01 | 广东川田卫生用品有限公司 | Non-woven fabric and manufacturing method thereof |
| CN108859130A (en) * | 2017-05-12 | 2018-11-23 | 广州市奔力环保科技有限公司 | A kind of overlay film corrugation filter material and production equipment and process flow |
| CN109985760A (en) * | 2017-12-29 | 2019-07-09 | 唐新雄 | Non-woven fabrics micropore perforating device |
| CN110789214A (en) * | 2019-11-25 | 2020-02-14 | 福建省宏港纺织科技有限公司 | Efficient and rapid production process method of needled composite fabric |
| CN110923950A (en) * | 2019-12-18 | 2020-03-27 | 江苏维盛不织布有限公司 | Composite non-woven fabric formed by removing scraps and punching and process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Effective date of registration: 20170123 Address after: 213022 Imperial Garden, Changzhou, Jiangsu New District, Applicant after: Liu Wei Address before: 201808 Shanghai City, Jiading District Xu Zhen Jia Highway No. 1358 Applicant before: SHANGHAI SHEN'OU ENTERPRISE DEVELOPMENT CO., LTD. |
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