[go: up one dir, main page]

CN106988019A - Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process - Google Patents

Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process Download PDF

Info

Publication number
CN106988019A
CN106988019A CN201710319027.0A CN201710319027A CN106988019A CN 106988019 A CN106988019 A CN 106988019A CN 201710319027 A CN201710319027 A CN 201710319027A CN 106988019 A CN106988019 A CN 106988019A
Authority
CN
China
Prior art keywords
component
screw extruder
melt spinning
die head
bio
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710319027.0A
Other languages
Chinese (zh)
Inventor
黄有佩
成枫
冯涛
黄耀东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dalian Hualun Nonwoven Equipment Engineering Co ltd
Original Assignee
Dalian Hualun Nonwoven Equipment Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dalian Hualun Nonwoven Equipment Engineering Co ltd filed Critical Dalian Hualun Nonwoven Equipment Engineering Co ltd
Priority to CN201710319027.0A priority Critical patent/CN106988019A/en
Publication of CN106988019A publication Critical patent/CN106988019A/en
Pending legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/005—Synthetic yarns or filaments
    • D04H3/009—Condensation or reaction polymers
    • D04H3/011—Polyesters
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D1/00—Treatment of filament-forming or like material
    • D01D1/04—Melting filament-forming substances
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/12—Stretch-spinning methods
    • D01D5/14—Stretch-spinning methods with flowing liquid or gaseous stretching media, e.g. solution-blowing
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30—Conjugate filaments; Spinnerette packs therefor
    • D01D5/34—Core-skin structure; Spinnerette packs therefor
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/07—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments otherwise than in a plane, e.g. in a tubular way
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
    • D04H3/147—Composite yarns or filaments
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nonwoven Fabrics (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)

Abstract

本发明涉及无纺布制造设备技术领域，具体是多组份生物基PLA纺粘热轧无纺布生产线及生产工艺。该生产线包括螺杆挤出机构、熔融纺丝复合模头机构、气流牵伸机构、成网机构、热轧成布机构；熔融纺丝复合模头机构包括单组份熔融纺丝复合模头机构和双组份熔融纺丝复合模头机构；螺杆挤出机构设置三台螺杆挤压机，包括单组份螺杆挤压机，双组分螺杆挤压机1，双组分螺杆挤压机2，螺杆挤出机构分别与熔融纺丝复合模头机构相对应；气流牵伸机构包括牵伸器和牵伸器下端的长狭缝扰动气流流道。使用此生产线生产的无纺布可以提升无纺布的强力和均匀度。

The present invention relates to the technical field of non-woven fabric manufacturing equipment, specifically to a multi-component bio-based PLA spunbond hot-rolled non-woven fabric production line and production process. The production line includes a screw extrusion mechanism, a melt spinning composite die head mechanism, an airflow drafting mechanism, a web forming mechanism, and a hot-rolled cloth forming mechanism; the melt spinning composite die head mechanism includes a single-component melt spinning composite die head mechanism and a double-component melt spinning composite die head mechanism; the screw extrusion mechanism is provided with three screw extruders, including a single-component screw extruder, a double-component screw extruder 1, and a double-component screw extruder 2, and the screw extrusion mechanisms correspond to the melt spinning composite die head mechanism respectively; the airflow drafting mechanism includes a drafter and a long slit disturbing airflow flow channel at the lower end of the drafter. The non-woven fabric produced using this production line can improve the strength and uniformity of the non-woven fabric.

Description

多组份生物基PLA纺粘热轧无纺布生产线及生产工艺Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process

技术领域technical field

本发明涉及无纺布制造设备技术领域，具体是多组份生物基PLA纺粘热轧无纺布生产线及生产工艺。The invention relates to the technical field of non-woven fabric manufacturing equipment, in particular to a multi-component bio-based PLA spun-bonded hot-rolled non-woven fabric production line and a production process.

背景技术Background technique

在长纤纺丝领域，单组分长纤原料，PET(涤纶)、PA6(尼龙6)、PP(丙纶)经切片干燥，熔融纺丝设备，侧吹风装置、热辊拉伸、网络器卷绕至织布的工艺，其技术成熟度已有长足的进步，在商业化产品中已有广泛应用。In the field of long fiber spinning, single-component long fiber raw materials, PET (polyester), PA6 (nylon 6), PP (polypropylene) are sliced and dried, melt spinning equipment, side blowing device, hot roller stretching, network roll The technology from winding to weaving has made great progress in technological maturity and has been widely used in commercial products.

在生产长纤维的工艺设备和工艺成熟的基础上，以纺粘长丝的工艺设备为基础，采用长狭缝拉伸，负压拉伸工艺设备，正压拉伸工艺设备，用PP、PET原料生产纺粘长丝无纺布，其工艺流程为切片干燥机-熔融纺丝装置-侧吹风装置-正压拉伸机-铺网机-热轧机-收卷。On the basis of the process equipment and mature process for the production of long fibers, based on the process equipment of spunbond filaments, long slit stretching, negative pressure stretching process equipment, positive pressure stretching process equipment, PP, PET Raw materials are used to produce spunbonded filament non-woven fabrics, and the process flow is chip dryer-melt spinning device-side blowing device-positive pressure stretching machine-netting machine-hot rolling machine-winding.

随着复合纤维研究和制造技术发展及工业化应用的逐步成熟，以复合纺丝技术和纺粘法非织造技术相结合所生产的双组份纺粘发非织造布以其优异的性能得到了越来越多的关注，如皮芯型、桔瓣型、并列型纺粘热轧新产品。With the development of composite fiber research and manufacturing technology and the gradual maturity of industrial applications, the two-component spunbond nonwoven fabric produced by combining composite spinning technology and spunbond nonwoven technology has gained more and more popularity due to its excellent performance. More and more attention, such as skin-core type, orange segment type, side-by-side spunbonded hot-rolled new products.

但是由于生物基可降解PLA纤维级长丝切片的质量指标在纺制长丝工艺上还不尽成熟，经常会发生断头，造成不能够连续化组织生产，纤网柔软度不够理想。目前市场尚无生物基PLA专用纺粘热轧设备，生物基PLA纺粘热轧无纺布的异纤化，多组份功能化尚未见商业化工艺设备。However, because the quality index of bio-degradable PLA fiber-grade filament slices is not yet mature in the spinning process, end breaks often occur, resulting in inability to continue tissue production and unsatisfactory fiber web softness. At present, there is no special spunbond hot-rolling equipment for bio-based PLA in the market, and there is no commercial process equipment for the foreign fiberization and multi-component functionalization of bio-based PLA spunbond hot-rolled non-woven fabrics.

发明内容Contents of the invention

为了克服上述问题，本发明提供一种多组份，异纤化功能性生物基PLA纺粘热轧无纺布设备。In order to overcome the above-mentioned problems, the present invention provides a multi-component, heterofibrillated functional bio-based PLA spun-bonded hot-rolled non-woven fabric equipment.

为实现上述目的，本发明所采用的技术方案是：To achieve the above object, the technical solution adopted in the present invention is:

多组份生物基PLA纺粘热轧无纺布生产线，包括螺杆挤出机构、熔融纺丝复合模头机构、气流牵伸机构、成网机构、热轧成网机构；熔融纺丝复合模头机构包括单组份熔融纺丝复合模头和双组份熔融纺丝复合模头机构；螺杆挤出机构设置三台螺杆挤压机，包括单组份螺杆挤压机，双组分螺杆挤压机1，双组分螺杆挤压机2，螺杆挤出机构分别与熔融纺丝复合模头机构相对应；气流牵伸机构包括牵伸器和牵伸器下端的长狭缝扰动气流流道。Multi-component bio-based PLA spunbonded hot-rolled non-woven production line, including screw extrusion mechanism, melt spinning compound die head mechanism, air drafting mechanism, web forming mechanism, hot rolling web forming mechanism; melt spinning compound die head The mechanism includes a single-component melt spinning compound die head and a two-component melt spinning compound die head mechanism; the screw extrusion mechanism is equipped with three screw extruders, including a single-component screw extruder, a two-component screw extruder The machine 1, the two-component screw extruder 2, and the screw extrusion mechanism correspond to the melt-spinning compound die head mechanism; the airflow drafting mechanism includes a drafter and a long slit at the lower end of the drafter to disturb the air flow channel.

上述多组份生物基PLA纺粘热轧无纺布生产线，熔融纺丝复合模头机构采用不同孔径，不同长径比，单组份和双组份皮芯单、双排交替排列单元；第一排孔是单组份喷丝板孔1，对应单组份螺杆挤压机，输送熔点为150℃的PLA熔体；第二排孔是双组份皮芯喷丝板孔1，对应各一台双组份螺旋挤压机，输送皮芯芯层熔点165℃，皮层熔点135℃的熔体；第三排孔是单组份喷丝板孔2，第四排是双组份皮芯喷丝板孔2，依此类推共有16排孔。For the above-mentioned multi-component bio-based PLA spunbond hot-rolled non-woven fabric production line, the melt-spinning composite die head mechanism adopts different apertures, different length-to-diameter ratios, single-component and two-component sheath-core single- and double-row alternately arranged units; The first row of holes is single-component spinneret hole 1, which corresponds to the single-component screw extruder, and transports PLA melt with a melting point of 150°C; the second row of holes is two-component skin-core spinneret hole 1, which corresponds to each A two-component screw extruder, conveying a melt with a melting point of 165°C for the skin core layer and a melting point of 135°C for the skin layer; the third row of holes is the single-component spinneret hole 2, and the fourth row is the two-component sheath core There are 16 rows of holes in the spinneret hole 2 and so on.

上述多组份生物基PLA纺粘热轧无纺布生产线，熔融纺丝复合模头的宽度为160mm，孔间距为5～7mm，排间距为8mm。In the above-mentioned multi-component bio-based PLA spunbonded hot-rolled non-woven production line, the width of the melt-spinning composite die head is 160mm, the hole spacing is 5-7mm, and the row spacing is 8mm.

上述多组份生物基PLA纺粘热轧无纺布生产线，16排孔中奇数排孔的直径为φ0.25mm，长径比为1:2。The above-mentioned multi-component bio-based PLA spunbonded hot-rolled non-woven fabric production line has a diameter of φ0.25mm in the odd row of holes in the 16 rows, and an aspect ratio of 1:2.

使用上述多组份生物基PLA纺粘热轧无纺布生产线的生产工艺，其特征在于，包括以下过程：生物基PLA切片，根据熔点不同，分别经单组份螺杆挤出机和双组分螺杆挤出机，其中单组份螺杆挤出机输送的熔点温度为150℃的PLA熔体，双组分螺杆挤出机输送的熔点温度分别为165℃/135℃的PLA熔体，之后再经单组份熔融纺丝复合模头机构和多组份熔融纺丝复合模头机构复合，在复合模头机构下方进行双向侧吹风冷却，采用长狭缝拉伸方式，伴随牵伸器下端的长狭缝扰动气流流道使得纤维网成三维立体形态，铺排成网，热轧成布后收卷。The production process using the above-mentioned multi-component bio-based PLA spunbonded hot-rolled non-woven fabric production line is characterized in that it includes the following process: bio-based PLA slices are passed through a single-component screw extruder and a two-component Screw extruder, wherein the single-component screw extruder transports PLA melt with a melting point temperature of 150°C, and the two-component screw extruder transports PLA melt with a melting point temperature of 165°C/135°C, and then Combining single-component melt-spinning composite die mechanism and multi-component melt-spinning composite die mechanism, two-way side blowing cooling is carried out under the composite die mechanism, and long slit stretching method is adopted, accompanied by the lower end of the drafter. The long slit disturbs the air flow channel to make the fiber web into a three-dimensional shape, which is laid out into a web, hot-rolled into cloth and then rolled up.

与现有技术相比本发明的优点在于：本发明是一种全新的只针对生物基PLA原料而配置的多组份生物基PLA纺粘热轧生产线；使用此生产线可以提升无纺布的强力和均匀度。本发明引领了生物可降解的新产品技术领域，拓展了环保可循环绿色纤维无纺布新的市场方向。Compared with the prior art, the present invention has the advantages that: the present invention is a brand-new multi-component bio-based PLA spunbond hot rolling production line configured only for bio-based PLA raw materials; using this production line can improve the strength of non-woven fabrics and uniformity. The invention leads the technical field of biodegradable new products, and expands the new market direction of environmentally friendly and recyclable green fiber non-woven fabrics.

附图说明Description of drawings

图1本发明结构图Fig. 1 structural diagram of the present invention

图中：1.单组份螺杆挤压机，2.双组分螺杆挤压机1，3.双组分螺杆挤压机2，4.熔融纺丝复合模头机构，5.单组份喷丝板孔1，6.双组份皮芯喷丝板孔1，7.单组份喷丝板孔2，8.双组份皮芯喷丝板孔2，9.牵伸器，10.成网机构，11.热轧成布机构，12.长狭缝扰动气流流道。In the figure: 1. Single-component screw extruder, 2. Two-component screw extruder 1, 3. Two-component screw extruder 2, 4. Melt spinning composite die head mechanism, 5. Single-component Spinneret hole 1, 6. Two-component skin-core spinneret hole 1, 7. Single-component spinneret hole 2, 8. Two-component skin-core spinneret hole 2, 9. Drafter, 10 . Web forming mechanism, 11. Hot rolling cloth forming mechanism, 12. Long slit disturbs the air flow channel.

具体实施方式detailed description

下面结合附图对本发明做进一步说明。The present invention will be further described below in conjunction with the accompanying drawings.

多组份生物基PLA纺粘热轧无纺布生产线，包括螺杆挤出机构、熔融纺丝复合模头机构4、气流牵伸机构、成网机构10、热轧成网机构11；熔融纺丝复合模头机构4包括单组份熔融纺丝复合模头和双组份熔融纺丝复合模头机构；螺杆挤出机构设置三台螺杆挤压机，包括单组份螺杆挤压机，双组分螺杆挤压机1 2，双组分螺杆挤压机2 3，螺杆挤出机构分别与熔融纺丝复合模头机构相对应；气流牵伸机构包括牵伸器9和牵伸器下端的长狭缝扰动气流流道12。熔融纺丝复合模头机构采用不同孔径，不同长径比，单组份和双组份皮芯单、双排交替排列单元；第一排孔是单组份喷丝板孔1 5，对应单组份螺杆挤压机，输送熔点为150℃的PLA熔体；第二排孔是双组份皮芯喷丝板孔16，对应各一台双组份螺旋挤压机，输送皮芯芯层熔点165℃，皮层熔点135℃的熔体；第三排孔是单组份喷丝板孔27，第四排是双组份皮芯喷丝板孔28，依此类推共有16排孔。熔融纺丝复合模头的宽度为160mm，孔间距为5～7mm，排间距为8mm。16排孔中奇数排孔的直径为φ0.25mm，长径比为1:2。Multi-component bio-based PLA spunbonded hot-rolled non-woven production line, including screw extrusion mechanism, melt spinning composite die head mechanism 4, air drafting mechanism, web forming mechanism 10, hot rolling and web forming mechanism 11; melt spinning Composite die head mechanism 4 comprises single-component melt spinning composite die head and two-component melt spinning composite die head mechanism; Screw extrusion mechanism is provided with three screw extruders, comprises single-component screw extruder, double group Sub-screw extruder 1 2, two-component screw extruder 2 3, the screw extruder mechanism corresponds to the composite die head mechanism of melt spinning respectively; The slit disturbs the air flow channel 12 . The composite die head mechanism of melt spinning adopts different hole diameters, different length-to-diameter ratios, single-component and double-component sheath-core single and double rows alternately arranged units; the first row of holes is single-component spinneret holes 1 5, corresponding to single-component Component screw extruder, conveying PLA melt with a melting point of 150°C; the second row of holes is two-component sheath-core spinneret hole 16, corresponding to each two-component screw extruder, conveying sheath-core layer Melt with a melting point of 165°C and a skin melting point of 135°C; the third row of holes is a single-component spinneret hole 27, the fourth row is a two-component sheath-core spinneret hole 28, and so on, there are 16 rows of holes. The width of the composite die head for melt spinning is 160mm, the hole spacing is 5-7mm, and the row spacing is 8mm. The diameter of the odd-numbered holes in the 16 rows is φ0.25mm, and the aspect ratio is 1:2.

使用多组份生物基PLA纺粘热轧无纺布生产线的生产工艺如下：生物基PLA切片，根据熔点不同，分别经单组份螺杆挤出机和双组分螺杆挤出机，其中单组份螺杆挤出机输送的熔点温度为150℃的PLA熔体，双组分螺杆挤出机输送的熔点温度分别为165℃/135℃的PLA熔体，之后再经单组份熔融纺丝复合模头机构和多组份熔融纺丝复合模头机构复合，在复合模头机构下方进行双向侧吹风冷却，采用长狭缝拉伸方式，伴随牵伸器下端的长狭缝扰动气流流道使得纤维网成三维立体形态，铺排成网，热轧成布后收卷。The production process of using multi-component bio-based PLA spunbond hot-rolled non-woven production line is as follows: Bio-based PLA slices are passed through a single-component screw extruder and a two-component screw extruder according to different melting points. PLA melt with a melting point temperature of 150°C conveyed by a single-component screw extruder, and PLA melt with a melting point temperature of 165°C/135°C conveyed by a two-component screw extruder, and then compounded by single-component melt spinning The die head mechanism and the multi-component melt spinning composite die head mechanism are combined, and the two-way side air cooling is carried out under the composite die head mechanism, and the long slit stretching method is adopted. The fiber web is formed into a three-dimensional shape, laid out into a web, hot-rolled into a cloth, and then rolled.

采用特殊设计和加工，单、双组份熔融纺丝复合模头利用皮层低熔点135℃作为粘合层，将单组份排行的纤网经热轧复合在一起，复合效果良好。With special design and processing, single-component and double-component melt-spinning compound dies use the low melting point of the cortex of 135°C as the adhesive layer, and the single-component lined fiber webs are hot-rolled and composited together, and the composite effect is good.

Claims (5)

1. more than component bio-based PLA spun-bonded hot rolling non-woven fabric production lines, it is characterised in that including Screw Extrusion mechanism, melting spin The compound die mechanism (4) of silk, air drawing mechanism, lapper (10), it is rolled into cloth mechanism (11)；Melt spinning is combined die head Mechanism (4) includes one-component melt spinning and is combined the compound die mechanism of die head Agency component melt spinning；Screw extruder Structure sets three screw extruders, including one-component screw extruder (1), bi-component screw extruder 1 (2), bi-component screw rod Extruder 2 (3), it is corresponding that Screw Extrusion mechanism is combined die mechanism with melt spinning respectively；Air drawing mechanism includes drawing-off Device (9) and the long slit rough air runner (12) of extension apparatus lower end.
2. many component bio-based PLA spun-bonded hot rolling non-woven fabric production lines as claimed in claim 1, it is characterised in that melting is spun The compound die mechanism of silk uses different pore size, and different draw ratios, one-component and the single, double row of two-component core-skin are alternately arranged unit； First round is one-component spinneret hole 1 (5), correspondence one-component screw extruder, and conveying fusing point is 150 DEG C of PLA melts；The Two rounds are two-component core-skin spinneret holes 1 (6), each two-component screw extruder of correspondence, conveying core-skin sandwich layer fusing point 165 DEG C, the melt that 135 DEG C of cortex fusing point；3rd round is one-component spinneret hole 2 (7), and the 4th row is two-component core-skin spinneret Hole 2 (8), the rest may be inferred has 16 rounds.
3. many component bio-based PLA spun-bonded hot rolling non-woven fabric production lines as claimed in claim 1, it is characterised in that melting is spun The width of the compound die head of silk is 160mm, and pitch of holes is 5~7mm, and row's spacing is 8mm.
4. many component bio-based PLA spun-bonded hot rolling non-woven fabric production lines as claimed in claim 2, it is characterised in that 16 rounds A diameter of φ 0.25mm of middle odd number round, draw ratio is 1:2.
5. the production technology of many component bio-based PLA spun-bonded hot rolling non-woven fabric production lines described in use requirement 1, its feature exists In, including procedure below：Bio-based PLA cuts into slices, different according to fusing point, respectively through one-component screw extruder and bi-component screw rod The melting temperature of extruder, wherein one-component screw extruder conveying is 150 DEG C of PLA melts, and bi-component screw extruder is defeated The melting temperature sent is respectively 165 DEG C/135 DEG C of PLA melts, is combined die mechanism and many through one-component melt spinning again afterwards Component melt spinning is combined die head multi mechanism compound, Two-way side quenching is carried out below compound die mechanism, using long slit Stretching mode, causes web into three-dimensional solid form, to arrange networking with the long slit rough air runner of extension apparatus lower end, It is rolled into after cloth and winds.
CN201710319027.0A 2017-05-08 2017-05-08 Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process Pending CN106988019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710319027.0A CN106988019A (en) 2017-05-08 2017-05-08 Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710319027.0A CN106988019A (en) 2017-05-08 2017-05-08 Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process

Publications (1)

Publication Number Publication Date
CN106988019A true CN106988019A (en) 2017-07-28

Family

ID=59417617

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710319027.0A Pending CN106988019A (en) 2017-05-08 2017-05-08 Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process

Country Status (1)

Country Link
CN (1) CN106988019A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109338505A (en) * 2018-08-10 2019-02-15 苏州多瑈新材料科技有限公司 A kind of preparation method of the long filament base fibrous material of branched structure
CN110093719A (en) * 2019-04-30 2019-08-06 厦门延江新材料股份有限公司 A kind of manufacturing equipment and its manufacturing method of spun-bonded non-woven fabrics
WO2020147232A1 (en) * 2019-01-15 2020-07-23 厦门延江新材料股份有限公司 Water absorbing wipe and manufacturing method therefor
CN113430722A (en) * 2021-08-10 2021-09-24 扬州阿特兰新材料有限公司 Non-woven fabric convenient for direct forming processing and production method and application thereof
CN113481661A (en) * 2021-07-08 2021-10-08 山东通佳机械有限公司 Equipment for producing PLA spunbonded non-woven fabric by using parallel double screws
CN113584725A (en) * 2021-07-20 2021-11-02 南京禾素时代抗菌材料科技有限公司 Preparation process of PHBV and PLA biodegradable antibacterial deodorizing spunbonded nonwoven fabric
CN114318562A (en) * 2021-12-01 2022-04-12 安徽元琛环保科技股份有限公司 One-step spinning method and application of composite fiber

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1523154A (en) * 2003-09-04 2004-08-25 高雨声 Process for production of multifunctional composite bicomponent fiber spunbond nonwoven fabrics
CN1946883A (en) * 2004-05-03 2007-04-11 纳幕尔杜邦公司 Process for making fine spunbond filaments
US20080057309A1 (en) * 2006-08-30 2008-03-06 Far Eastern Textile Ltd. Heat Adhesive Biodegradable Bicomponent Fibers
CN101906672A (en) * 2009-06-05 2010-12-08 上海市合成纤维研究所 Device for synthesizing two-component fiber and method thereof
CN103031667A (en) * 2012-12-27 2013-04-10 杭州可靠护理用品股份有限公司 Fully degradable non-woven material and application thereof to incontinence nursing pads for adults
CN103173935A (en) * 2013-03-26 2013-06-26 上海市纺织科学研究院 Device and method for preparing double-component composite spunbonded non-woven fabric
CN105133082A (en) * 2015-07-24 2015-12-09 北京普利玛科技有限责任公司 Low-melting-point sheath-core-type polylactic acid composite fiber and preparation method thereof
CN206783919U (en) * 2017-05-08 2017-12-22 大连华纶无纺设备工程有限公司 Multi-component bio-based PLA spunbonded hot-rolled non-woven fabric production line

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1523154A (en) * 2003-09-04 2004-08-25 高雨声 Process for production of multifunctional composite bicomponent fiber spunbond nonwoven fabrics
CN1946883A (en) * 2004-05-03 2007-04-11 纳幕尔杜邦公司 Process for making fine spunbond filaments
US20080057309A1 (en) * 2006-08-30 2008-03-06 Far Eastern Textile Ltd. Heat Adhesive Biodegradable Bicomponent Fibers
CN101906672A (en) * 2009-06-05 2010-12-08 上海市合成纤维研究所 Device for synthesizing two-component fiber and method thereof
CN103031667A (en) * 2012-12-27 2013-04-10 杭州可靠护理用品股份有限公司 Fully degradable non-woven material and application thereof to incontinence nursing pads for adults
CN103173935A (en) * 2013-03-26 2013-06-26 上海市纺织科学研究院 Device and method for preparing double-component composite spunbonded non-woven fabric
CN105133082A (en) * 2015-07-24 2015-12-09 北京普利玛科技有限责任公司 Low-melting-point sheath-core-type polylactic acid composite fiber and preparation method thereof
CN206783919U (en) * 2017-05-08 2017-12-22 大连华纶无纺设备工程有限公司 Multi-component bio-based PLA spunbonded hot-rolled non-woven fabric production line

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109338505A (en) * 2018-08-10 2019-02-15 苏州多瑈新材料科技有限公司 A kind of preparation method of the long filament base fibrous material of branched structure
WO2020147232A1 (en) * 2019-01-15 2020-07-23 厦门延江新材料股份有限公司 Water absorbing wipe and manufacturing method therefor
CN110093719A (en) * 2019-04-30 2019-08-06 厦门延江新材料股份有限公司 A kind of manufacturing equipment and its manufacturing method of spun-bonded non-woven fabrics
CN110093719B (en) * 2019-04-30 2024-04-12 厦门延江新材料股份有限公司 Equipment and method for manufacturing spun-bonded non-woven fabric
CN113481661A (en) * 2021-07-08 2021-10-08 山东通佳机械有限公司 Equipment for producing PLA spunbonded non-woven fabric by using parallel double screws
CN113584725A (en) * 2021-07-20 2021-11-02 南京禾素时代抗菌材料科技有限公司 Preparation process of PHBV and PLA biodegradable antibacterial deodorizing spunbonded nonwoven fabric
CN113430722A (en) * 2021-08-10 2021-09-24 扬州阿特兰新材料有限公司 Non-woven fabric convenient for direct forming processing and production method and application thereof
CN115305655A (en) * 2021-08-10 2022-11-08 扬州阿特兰新材料有限公司 Long fiber non-woven fabric molding material and preparation method thereof
CN114318562A (en) * 2021-12-01 2022-04-12 安徽元琛环保科技股份有限公司 One-step spinning method and application of composite fiber

Similar Documents

Publication Publication Date Title
CN106988019A (en) Multi-component bio-based PLA spunbond hot-rolled non-woven production line and production process
CN103173935B (en) The devices and methods therefor of preparation double-component composite spunbonding process non-weaving cloth
CN110093719B (en) Equipment and method for manufacturing spun-bonded non-woven fabric
CN103088557B (en) Producing method of double-component spun-bonded hot wind concretion non woven
CN101195947A (en) A kind of spun-bonded nonwoven fabric and its manufacturing method
US20050032450A1 (en) Methods and apparatus for forming ultra-fine fibers and non-woven webs of ultra-fine spunbond fibers
CN103437018B (en) A kind of production technology of super emulation silk type brocade ammonia air-coating silk
Hagewood Technologies for the manufacture of synthetic polymer fibers
CN105239175B (en) A kind of micro nanometer fiber yarn spinning apparatus and its spinning process
CN102505348A (en) Preparation method of ultra-soft spunbond meltblown spunbond (SMS) nonwoven fabric
CN105671791A (en) Manufacturing method of two-component superfine non-woven filtering material
CN104480642A (en) Preparation technology of non-woven fabrics
CN106811870A (en) A kind of super soft S/S solids double-component viscose non-woven material and preparation method thereof
CN103741374A (en) Double-component heavy-denier spun-bonded non-woven fabric made of filaments
CN112359489B (en) A manufacturing device and a manufacturing method of a two-component spunbonded nonwoven fabric
CN103132249B (en) Pulp air laid spinning adhesive composite non-woven fabric and production technology thereof
CN109234820A (en) A kind of preparation method of polylactic acid short-fiber
CN107164812B (en) Special-shaped chinlon 6 fiber and preparation method thereof
CN210262230U (en) Manufacturing equipment of spunbonded nonwoven fabric
CN206783919U (en) Multi-component bio-based PLA spunbonded hot-rolled non-woven fabric production line
KR101439582B1 (en) Sheath-core structure filaments and Method for manufacturing the same, Spun bond nonwoven fabric and Method for manufacturing the same
CN113417019B (en) A split-type crimped spunbond filament and its preparation method and application
CN103290567A (en) One-step composite blended fiber yarn spinning method
CN117283965A (en) Multilayer composite non-woven material and preparation method thereof
CN105297284A (en) Manufacturing method of non-woven needle-punched jacquard pad

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20170728