CN212152633U

CN212152633U - Composite type bi-component spinning and melting non-woven fabric system

Info

Publication number: CN212152633U
Application number: CN201922481889.0U
Authority: CN
Inventors: 李孙辉; 王雨; 杨嘉辉; 李健华
Original assignee: Wonderful Nonwoven Co ltd
Current assignee: Guangdong bidefu medical and Health Technology Co.,Ltd.
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-15
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a compound bicomponent spin-melt non-woven fabrics system, including the lapper, arrange first monocomponent spunbond spinning system, first biconstituent spunbond spinning system, first melt-blown spinning system, second biconstituent spunbond spinning system and second monocomponent spunbond spinning system on the lapper in proper order along direction of delivery, it first monocomponent spunbond spinning system, first biconstituent spunbond spinning system, first melt-blown spinning system, second biconstituent spunbond spinning system and second monocomponent spunbond spinning system form monocomponent spunbond layer S1, biconstituent spunbond layer S2, monocomponent melt-blown layer M1, monocomponent melt-blown layer M2, biconstituent spunbond layer S3 and monocomponent spunbond layer S4 and range upon range of compound formation SSMMSS composite non-woven fabrics on the lapper.

Description

Composite type bi-component spinning and melting non-woven fabric system

Technical Field

The utility model belongs to the technical field of composite non-woven fabrics's technique and specifically relates to a compound bi-component spins melts non-woven fabrics system.

Background

The spun-bonded non-woven fabric is a fiber web consisting of continuous filament fibers, and compared with the same short fiber non-woven fabric with the same gram weight, the spun-bonded non-woven fabric has higher longitudinal strength, but the uniformity and the surface coverage of the formed web are poorer; the melt-blown non-woven fabric is of an ultrafine fiber structure, has a large specific surface area, a small void ratio, high filtration efficiency, good surface coverage and shielding performance, but low strength and poor wear resistance, so that a composite non-woven fabric with better performance is produced and is widely applied to various fields.

The existing composite non-woven fabric is widely applied to a plurality of fields, in the mainstream spinning and melting production line at present, a spinning system adopts materials with the same components for spinning, the manufactured single-component composite spinning and melting non-woven fabric has single structure and performance characteristics, along with the development of the market, the homogenization of the product is more and more serious, and the product competitiveness is insufficient.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model aims to provide a compound bi-component spins and melts non-woven fabrics system.

In order to achieve the above object, the present invention provides a composite bicomponent spunmelt nonwoven fabric system, comprising a web former, a first monocomponent spunbond spinning system, a first bicomponent spunbond spinning system, a first meltblown spinning system, a second bicomponent spunbond spinning system and a second monocomponent spunbond spinning system, which are sequentially arranged on the web former along a conveying direction, wherein the first monocomponent spunbond spinning system and the second monocomponent spunbond spinning system are used for forming and ejecting monocomponent spunbond fibers, and the first bicomponent spunbond spinning system and the second bicomponent spunbond spinning system are used for forming and ejecting bicomponent sheath-core spunbond fibers; the first melt-blown spinning system and the second melt-blown spinning system are used for forming and spraying single-component melt-blown fibers; and the first monocomponent spunbond spinning system, the first bicomponent spunbond spinning system, the first meltblown spinning system, the second bicomponent spunbond spinning system and the second monocomponent spunbond spinning system are sequentially arranged on a web former to form a monocomponent spunbond layer S1, a bicomponent spunbond layer S2, a monocomponent meltblown layer M1, a monocomponent meltblown layer M2, a bicomponent spunbond layer S3 and a monocomponent spunbond layer S4, and are laminated and compounded to form the SSMMSS composite non-woven fabric.

Further, pre-pressing rollers are arranged at the spunbond outlets of the first single-component spunbond spinning system, the first double-component spunbond spinning system, the second double-component spunbond spinning system and the second single-component spunbond spinning system;

further, a rolling mill for hot rolling and solidifying the composite non-woven fabric layer is arranged at the downstream of the web former.

The utility model has the advantages that: the SSMMSS composite non-woven fabric is formed by laminating and compounding a single-component spunbond layer S1, a double-component spunbond layer S2, a single-component meltblown layer M1, a single-component meltblown layer M2, a double-component spunbond layer S3 and a single-component spunbond layer S4 which are formed on a web former, and has the characteristic of softness and smoothness of a PE material under the condition that other soft additives are not added, and the product has the physical strength required by being applied to medical and health products due to the supporting effect of a PE/PP skin core layer.

Drawings

Fig. 1 is a schematic view of a nonwoven fabric system of an embodiment.

Fig. 2 is a schematic illustration of a first bicomponent spunbond spinning system and a second bicomponent spunbond spinning system of an embodiment.

Fig. 3 is a schematic view of a first monocomponent spunbond spinning system and a second monocomponent spunbond spinning system of an embodiment.

The method comprises the following steps of 1-a web former, 2-a first single-component spunbond spinning system, 3-a first double-component spunbond spinning system, 4-a first meltblown spinning system, 5-a second meltblown spinning system, 6-a second double-component spunbond spinning system, 7-a second single-component spunbond spinning system, 8-a pre-pressing roller and 9-a rolling mill.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete. It should be noted that the terms "first" and "second" in the present invention do not denote any particular quantity or order, but rather are used for distinguishing names.

Referring to fig. 1-3, in this embodiment, a composite type bicomponent meltblown nonwoven fabric system includes a web forming machine 1, a first monocomponent spunbond spinning system 2, a first bicomponent spunbond spinning system 3, a first meltblown spinning system 4, a second meltblown spinning system 5, a second bicomponent spunbond spinning system 6, and a second monocomponent spunbond spinning system 7 sequentially arranged on the web forming machine 1 along a conveying direction.

In the present embodiment, the first monocomponent spunbond spinning system 2 and the second monocomponent spunbond spinning system 7 are both used to form and eject monocomponent spunbond fibers and form spunbond nonwoven layers on the web forming machine 1, that is, the first monocomponent spunbond spinning system 2 and the second monocomponent spunbond spinning system 7 of the present embodiment form the monocomponent spunbond layer S1 and the monocomponent spunbond layer S4 on the web forming machine 1, respectively. The monocomponent spunbond fibers of this embodiment are composed of a PE component.

In the present embodiment, the first bicomponent spunbond spinning system 3 and the second bicomponent spunbond spinning system 6 are both used for forming and ejecting bicomponent sheath-core fibers, that is, the bicomponent sheath-core fibers of the present embodiment are a core composed of a PP component and a sheath composed of a PE component. Thus, the bicomponent spunbond layer S2 and the bicomponent spunbond layer S3 were formed on the web forming machine 1 by the first bicomponent spunbond spinning system 3 and the second bicomponent spunbond spinning system 6, respectively.

In the present embodiment, the first meltblown spinning system 4 and the second meltblown spinning system 5 are used to form and discharge meltblown fibers and form meltblown layers on the web forming machine 1, that is, the first meltblown spinning system 4 and the second meltblown spinning system 5 of the present embodiment form a meltblown layer M1 and a meltblown layer M2 on the web forming machine 1, respectively. M1 and M2 provide the product with barrier properties. The meltblown fibers of this embodiment are composed of a PE component.

In this embodiment, pre-pressing rollers 8 are respectively disposed at the spunbond outlets of the first single-component spunbond spinning system 2, the first double-component spunbond spinning system 3, the second double-component spunbond spinning system 6, and the second single-component spunbond spinning system 7, and pre-pressing a spunbond non-woven fabric layer by the pre-pressing rollers 8 to make the spunbond non-woven fabric layer adhere to the web former 1, so that the spunbond non-woven fabric is more flat.

Therefore, a single-component spunbond layer S1 and a double-component spunbond layer S2 are sequentially formed on the web former 1 and are compounded in advance to form a composite nonwoven fabric layer SS as a base layer, then a melt-blown layer M1 and a melt-blown layer M2 are sequentially formed on the web former 1 and are compounded with the base layer to form a composite nonwoven fabric SSMM, and the spunbond layers M1 and M2 have the bearing of the base layer, so that the problem that the melt-blown layer has the lowest gram weight limit is solved; finally, a bicomponent spunbond layer S3 and a monocomponent spunbond layer S4 were formed in sequence on the web-forming machine 1 and laminated to form a composite web SSMMSS.

In addition, a rolling mill 9 is arranged at the downstream of the web former 1, and the composite fiber web SSMMSS is subjected to hot rolling consolidation through the rolling mill 9, so that the required composite bi-component non-woven fabric product is prepared, and has the characteristics of softness, smoothness and high barrier property.

Referring to fig. 3, the first and second bicomponent spunbond spinning systems 3 and 6 of this embodiment comprise an extruder, a filter, a spinning pump, a spinner and a tractor, each of the said spunbond machines has two sets of extruder 41, filter and spinning pump, and the bicomponent materials are respectively fed from the two sets of extruders and merged in the spinner to finally form a bicomponent spunbond web layer. Referring to fig. 2, the first and second monocomponent spunbond spinning systems 2 and 7 include a set of extruders, filters, spinning pumps, spinners, and retractors, and monocomponent materials are fed from the extruders and spun by the spinners to finally form monocomponent web layers.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make many changes, modifications, and equivalents of the embodiments of the invention without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. A composite type bi-component spinning and melting non-woven fabric system is characterized in that: the device comprises a web forming machine (1), and a first single-component spunbond spinning system (2), a first double-component spunbond spinning system (3), a first melt-blown spinning system (4), a second melt-blown spinning system (5), a second double-component spunbond spinning system (6) and a second single-component spunbond spinning system (7) which are sequentially arranged on the web forming machine (1) along a conveying direction, wherein the first single-component spunbond spinning system (2) and the second single-component spunbond spinning system (7) are used for forming and ejecting single-component spunbond fibers, and the first double-component spunbond spinning system (3) and the second double-component spunbond spinning system (6) are used for forming and ejecting double-component sheath-core spunbond fibers; the first melt-blown spinning system (4) and the second melt-blown spinning system (5) are used for forming and spraying single-component melt-blown fibers; the first monocomponent spunbond spinning system (2), the first bicomponent spunbond spinning system (3), the first meltblown spinning system (4), the second meltblown spinning system (5), the second bicomponent spunbond spinning system (6) and the second monocomponent spunbond spinning system (7) are sequentially arranged on a web former (1) to form a monocomponent spunbond layer S1, a bicomponent spunbond layer S1, a monocomponent meltblown layer M1, a monocomponent meltblown layer M2, a bicomponent spunbond layer S3 and a monocomponent spunbond layer S4, and are compounded to form the SSMMSS composite non-woven fabric.

2. The composite bicomponent spunmelt nonwoven system of claim 1, wherein: prepressing rollers (8) are arranged at the spunbond outlets of the first single-component spunbond spinning system (2), the first double-component spunbond spinning system (3), the second double-component spunbond spinning system (6) and the second single-component spunbond spinning system (7).

3. The composite bicomponent spunmelt nonwoven system of claim 1, wherein: and a rolling mill (9) for hot rolling and solidifying the composite non-woven fabric layer is arranged at the downstream of the web former (1).