CN109082775A - A kind of polypropylene non-woven fabric waste recovery technique - Google Patents
A kind of polypropylene non-woven fabric waste recovery technique Download PDFInfo
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- CN109082775A CN109082775A CN201710441971.3A CN201710441971A CN109082775A CN 109082775 A CN109082775 A CN 109082775A CN 201710441971 A CN201710441971 A CN 201710441971A CN 109082775 A CN109082775 A CN 109082775A
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- Prior art keywords
- waste material
- polypropylene
- woven fabrics
- melting
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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
- D04H3/007—Addition polymers
-
- 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
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
- D01F6/06—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
-
- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
It successively include: that non-woven fabrics waste material is sent into the forced feed screw machine of second floor by (1) by concentration folding box and roller the invention discloses a kind of polypropylene non-woven fabric waste recovery technique；(2) waste material is wound and is squeezed by forced feed screw machine, and is generated pulling force and be back and forth pulled to scrap loop in feeder, and non-woven fabrics waste material is sent through squeezing tearing to heating melting in heating tube；(3) raw particles mix in proportion after the waste material and melting after melting, then polypropylene fibre is made through spinning appts；(4) polypropylene fibre after spinneret is superimposed a layer polypropylene fiber at fibrous layer, while by transmission belt through receiving device paving guiding principle, and hot repressing, which is batched, is made non-woven fabrics；(5) non-woven fabrics batched is placed on cutting machine, cuts into the bonded fabric product of defined width size as required.The present invention not only improves dry base substrate quality, but also substantially increases production yield.
Description
Technical field
The present invention relates to the formula of polypropylene material non-woven fabrics and production preparation fields, specifically, being a kind of polypropylene
Non-woven fabrics waste material recovery process.
Background technique
Non-woven fabrics is also known as nonwoven fabric, is made of fiber orient or random, is environment-friendly materials of new generation, have it is moisture-proof,
The features such as ventilative, flexible, light, not combustion-supporting, easy decomposition, power consumption of polymer processing low, can be recycled.Non-woven fabrics does not have latitude and longitude, cuts
It cuts out and sewing is all very convenient, and light easy sizing, thus be widely used in health care, clothes, home decoration, vapour
The numerous areas such as turner industry.It is raw material that non-woven fabrics, which mostly uses polypropylene granules, is batched through high-temperature fusion, spinneret, paving guiding principle, hot pressing
Continuous one-step production is prepared.Need to carry out trimming before non-woven fabrics hot pressing is batched to guarantee product quality and make product appearance
Neat appearance, separately different by custom breadth size, waste material generates after also resulting in cutting.The patent No.
" 201520603122.X " describes a kind of non-woven fabrics waste material recovery device, including base, shredding ratchet, feeding ratchet, cutting
A whole set of waste material recovery device of the compositions such as knife.The patent No. " 201420620674.7 " describes melt spraying non-woven fabrics waste recovery dress
It sets, the nested structure including being made of discharging frame, guide roll, transition roller, screw extruder etc. is simple, melt-blown nothing easy to use
Woven fabric waste material recovery device.The patent No. " 201220215337.0 " then describes a kind of terylene non-woven fabric waste recovery processing system
System, it is by sequentially connected recycling charging (feeding) equipment, positive pressure conveying equipment, the wet feed storehouse with level-sensing device, pre-crystallized equipment, rotation
Wind separator, second-pumping equipment and drying equipment composition, the dust removal problem after solving terylene non-woven fabric waste recovery.Although
Above-mentioned patent is directed to non-woven fabrics waste recovery, but is intended to provide a kind of device or processing system, does not introduce the tool of waste material
Body treatment process and processing quantity.According to statistics, the waste material that nonwoven production process generates accounts for about the 8%~15% of total output, quantity
It is huge, but in the actual production process, since non-woven fabrics finished product density is small, large specific surface area, causes in screw extruder
Amount of compression is little, so its waste recovery quantity is very limited.How a whole polypropylene non-woven fabric waste recovery is designed
Technique completely, efficiently recycles these waste materials as relevant manufacturers urgent problem to be solved.
Summary of the invention
It is an object of the invention to overcome deficiency in the prior art, a kind of polypropylene non-woven fabric waste recovery work is provided
Skill, the recovery process include that waste material introduces forced feed screw machine, waste material heating melting, material proportion, fiber spinneret, fiber lay down
Guiding principle and hot pressing such as batch at the processes, can in high volume recycle including the waste materials such as leftover pieces and unqualified substandard products material after cutting, useless by becoming
Production cost is saved for treasured, while playing good Environmental Role.
To achieve the goals above, the technical solution of the present invention is as follows: a kind of polypropylene non-woven fabric waste recovery technique, special
Sign be successively the following steps are included:
(1) leftover pieces or unqualified substandard products material are placed on smooth and clean ground after cutting coiled non-woven fabrics, successively separate water
Placing flat, then by be mounted in midair concentrate folding box and rear roller to introduce waste material in the forced feed screw machine of second floor；
(2) waste material is wound and is squeezed by forced feed screw machine, and is generated pulling force and be back and forth pulled to scrap loop in feeder, nonwoven
Cloth waste material is sent through squeezing tearing to heating melting in heating tube；
(3) raw particles mix in proportion after the waste material and melting after melting, then polypropylene fibre is made through spinning appts；
(4) polypropylene fibre after spinneret is superimposed a layer polypropylene at fibrous layer, while by transmission belt through receiving device paving guiding principle
Fiber, hot repressing, which is batched, is made non-woven fabrics；
(5) non-woven fabrics batched is placed on cutting machine, cuts into the bonded fabric product of defined width size as required.
As an improvement of the present invention, it is hollow cuboid, cuboid top and bottom that folding box is concentrated in the step (1)
It is provided with symmetrical circular hole, Circularhole diameter is 60~100mm.
As an improvement of the present invention, forced feed screw machine uses double thread zigzag structure in the step (2),
Flight pitch is 30mm, and screw diameter is 80~100mm.
As an improvement of the present invention, forced feed screw machine is controlled using stepless speed-change motor in the step (2),
Rate of feeding can be controlled in 50~400m/min.
As an improvement of the present invention, heating pipe device uses conduction oil heat supply, melting temperature control in the step (2)
System is at 250~280 DEG C.
As an improvement of the present invention, in the step (3) waste material and raw particles weight ratio be 0.05:1~
0.15:1。
As an improvement of the present invention, raw particles formula in the step (3) are as follows: polypropylene 90%~95%, polymerization
Object 6,202 1%~5%, polymer 273 1%~5%, filler 0.5%~1%.
As an improvement of the present invention, hot pressing coiling process uses heat-conducting oil heating pressure roller, heating in the step (4)
Temperature is controlled at 200~220 DEG C.
The present invention realizes a kind of non-woven fabrics waste recovery under existing mature polypropylene non-woven fabric spunbond production technology
New process and relevant parameter setting, greatly improve non-woven fabrics waste material recovery utilization rate, while simplifying recyclable device.
The waste material folding box that the present invention uses can be collected simultaneously volume 10 or more on ground of non-woven fabrics, meet high-volume and force
Feeder fuel requirements.Meanwhile the gathering box structure is simple, behind collocation a piece roller can realize waste material from ground to second floor
Conveying.The unique double thread broached-tooth design of forced feed screw machine and the screw diameter of overstriking all greatly improve waste material into
Expect speed and tearing efficiency, conduction oil heat supply compares traditional heating wire and steam heating, has more energy efficient, safety and temperature uniform
The advantages that.
Another outstanding feature of the present invention be according to waste material and feed particles mixed proportion, adjust in composition of raw materials polymer and
It is filled with proportion, to meet the requirement of non-woven cloth products performance indicator.
Specific embodiment
Carry out the present invention is described in detail below by specific embodiment.
Embodiment 1:
(1) the non-woven fabrics waste materials of volume 10 are successively separated and is placed horizontally at ground, be provided with 60mm pairs of diameter by cuboid top and bottom
The folding box and roller for claiming circular hole are drawn to the forced feed screw machine of second floor；
(2) non-woven fabrics waste material is squeezed by the winding of forced feed screw machine, and generates pulling force and scrap loop is back and forth pulled to feeding
In machine, waste material is squeezed tearing and is sent to heating melting in heating tube, and above-mentioned forced feed screw machine uses double thread broached-tooth design,
And flight pitch is 30mm, screw diameter 80mm, rate of feeding 100m/min.Heating tube uses heat-conducting oil heating mode,
Melting temperature is 250 DEG C；
(3) raw particles are uniformly mixed by weight the ratio of 0.05:1 after the waste material and melting after melting, then through spinning appts
Polypropylene fibre, above-mentioned raw materials particle prescription quality ratio is made are as follows: polypropylene 95%, polymer 6,202 1%, polymer 273
3%, filler 1%；
(4) polypropylene fibre after spinneret is superimposed a layer polypropylene at fibrous layer, while by transmission belt through receiving device paving guiding principle
Fiber, then machine compression moulding is pricked by the hot pressing of conduction oil device, roller temperature controls at 200 DEG C, finally batches and nonwoven is made
Cloth；
(5) non-woven fabrics batched is placed on cutting machine, cuts into the bonded fabric product of defined width size as required.
Embodiment 2:
(1) the non-woven fabrics waste materials of volume 15 are successively separated and is placed horizontally at ground, be provided with 80mm pairs of diameter by cuboid top and bottom
The folding box and roller for claiming circular hole are drawn to the forced feed screw machine of second floor；
(2) non-woven fabrics waste material is squeezed by the winding of forced feed screw machine, and generates pulling force and scrap loop is back and forth pulled to feeding
In machine, waste material is squeezed tearing and is sent to heating melting in heating tube, and above-mentioned forced feed screw machine uses double thread broached-tooth design,
And flight pitch is 30mm, screw diameter 85mm, rate of feeding 200m/min.Heating tube uses heat-conducting oil heating mode,
Melting temperature is 260 DEG C；
(3) raw particles are uniformly mixed by weight the ratio of 0.1:1 after the waste material and melting after melting, then through spinning appts system
At polypropylene fibre, above-mentioned raw materials particle prescription quality ratio are as follows: polypropylene 93%, polymer 6,202 1%, polymer 273 5%,
Filler 1%；
(4) polypropylene fibre after spinneret is superimposed a layer polypropylene at fibrous layer, while by transmission belt through receiving device paving guiding principle
Fiber, then machine compression moulding is pricked by the hot pressing of conduction oil device, roller temperature controls at 210 DEG C, finally batches and nonwoven is made
Cloth；
(5) non-woven fabrics batched is placed on cutting machine, cuts into the bonded fabric product of defined width size as required.
Embodiment 3:
(1) the non-woven fabrics waste materials of volume 20 are successively separated and is placed horizontally at ground, be provided with 100mm pairs of diameter by cuboid top and bottom
The folding box and roller for claiming circular hole are drawn to the forced feed screw machine of second floor；
(2) non-woven fabrics waste material is squeezed by the winding of forced feed screw machine, and generates pulling force and scrap loop is back and forth pulled to feeding
In machine, waste material is squeezed tearing and is sent to heating melting in heating tube, and above-mentioned forced feed screw machine uses double thread broached-tooth design,
And flight pitch is 30mm, screw diameter 100mm, rate of feeding 300m/min.Heating tube uses heat-conducting oil heating mode,
Melting temperature is 280 DEG C；
(3) raw particles are uniformly mixed by weight the ratio of 0.15:1 after the waste material and melting after melting, then through spinning appts
Polypropylene fibre, above-mentioned raw materials particle prescription quality ratio is made are as follows: polypropylene 90%, polymer 6,202 5%, polymer 273
4.5%, filler 0.5%；
(4) polypropylene fibre after spinneret is superimposed a layer polypropylene at fibrous layer, while by transmission belt through receiving device paving guiding principle
Fiber, then machine compression moulding is pricked by the hot pressing of conduction oil device, roller temperature controls at 220 DEG C, finally batches and nonwoven is made
Cloth；
(5) non-woven fabrics batched is placed on cutting machine, cuts into the bonded fabric product of defined width size as required.
The present invention can be summarized with others without prejudice to the concrete form of spirit or central characteristics of the invention.Therefore, nothing
By from the point of view of which point, above-mentioned each embodiment of the invention can only all be considered the description of the invention and cannot limit this hair
Bright, claim indicates the scope of the present invention, and above-mentioned explanation does not point out the scope of the present invention, therefore, with this hair
Any variation in the comparable meaning and scope of bright claims is all considered as including the range in claims
It is interior.
Claims (8)
1. a kind of polypropylene non-woven fabric waste recovery technique, it is characterised in that successively the following steps are included:
(1) leftover pieces or unqualified substandard products material are placed on smooth and clean ground after cutting coiled non-woven fabrics, successively separate water
Placing flat, then by concentrating folding box and roller will be in the forced feed screw machine of waste material feeding second floor；
(2) waste material is wound and is squeezed by forced feed screw machine, and is generated pulling force and be back and forth pulled to scrap loop in feeder, nonwoven
Cloth waste material is sent through squeezing tearing to heating melting in heating tube；
(3) raw particles mix in proportion after the waste material and melting after melting, then polypropylene fibre is made through spinning appts；
(4) polypropylene fibre after spinneret is superimposed a layer polypropylene at fibrous layer, while by transmission belt through receiving device paving guiding principle
Fiber, hot repressing, which is batched, is made non-woven fabrics；
(5) non-woven fabrics batched is placed on cutting machine, cuts into the bonded fabric product of defined width size as required.
2. polypropylene waste material recovery process according to claim 1, which is characterized in that concentrate and collapse in the step (1)
Case is hollow cuboid, and cuboid top and bottom are provided with symmetrical circular hole, and Circularhole diameter is 60~100mm.
3. polypropylene waste material recovery process according to claim 1, which is characterized in that forced feed in the step (2)
Screw machine uses double thread zigzag structure, flight pitch 30mm, and screw diameter is 80~100mm.
4. polypropylene waste material recovery process according to claim 1, which is characterized in that as an improvement of the present invention,
Forced feed screw machine is controlled using stepless speed-change motor in the step (2), and rate of feeding can be controlled in 50~400m/min.
5. polypropylene waste material recovery process according to claim 1, which is characterized in that heating tube fills in the step (2)
It sets using conduction oil heat supply, melting temperature is controlled at 250~280 DEG C.
6. polypropylene waste material recovery process according to claim 1, which is characterized in that waste material and original in the step (3)
Material particle weight ratio is 0.05:1~0.15:1.
7. polypropylene waste material recovery process according to claim 1, which is characterized in that raw particles in the step (3)
Formula are as follows: polypropylene 90%~95%, polymer 6,202 1%~5%, polymer 273 1%~5%, filler 0.5%~1%.
8. polypropylene waste material recovery process according to claim 1, which is characterized in that hot pressing is batched in the step (4)
Process uses heat-conducting oil heating pressure roller, and heating and temperature control is at 200~220 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710441971.3A CN109082775A (en) | 2017-06-13 | 2017-06-13 | A kind of polypropylene non-woven fabric waste recovery technique |
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| CN201710441971.3A CN109082775A (en) | 2017-06-13 | 2017-06-13 | A kind of polypropylene non-woven fabric waste recovery technique |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110983633A (en) * | 2019-12-27 | 2020-04-10 | 泉州飞鹰无纺布有限责任公司 | Anti-aging non-woven grass-prevention mulching film and manufacturing method thereof |
| CN111483187A (en) * | 2020-04-17 | 2020-08-04 | 江西威骏科技股份有限公司 | Agricultural horticulture is with ecological compound polypropylene non-woven fabrics and production line thereof |
| CN112853625A (en) * | 2020-12-31 | 2021-05-28 | 龙岩东腾再生资源科技有限公司 | Environment-friendly recyclable non-woven fabric produced by bags and processing method thereof |
| CN112937049A (en) * | 2021-01-19 | 2021-06-11 | 廖小梅 | Non-woven fabric convenient for leftover material recovery and processing equipment thereof |
| CN113894971A (en) * | 2021-11-24 | 2022-01-07 | 佛山市顺德区逸海无纺布制造有限公司 | Non-woven fabric waste treatment device |
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Cited By (7)
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| CN110983633A (en) * | 2019-12-27 | 2020-04-10 | 泉州飞鹰无纺布有限责任公司 | Anti-aging non-woven grass-prevention mulching film and manufacturing method thereof |
| CN111483187A (en) * | 2020-04-17 | 2020-08-04 | 江西威骏科技股份有限公司 | Agricultural horticulture is with ecological compound polypropylene non-woven fabrics and production line thereof |
| CN111483187B (en) * | 2020-04-17 | 2022-02-08 | 江西威骏科技股份有限公司 | Agricultural horticulture is with ecological compound polypropylene non-woven fabrics and production line thereof |
| CN112853625A (en) * | 2020-12-31 | 2021-05-28 | 龙岩东腾再生资源科技有限公司 | Environment-friendly recyclable non-woven fabric produced by bags and processing method thereof |
| CN112937049A (en) * | 2021-01-19 | 2021-06-11 | 廖小梅 | Non-woven fabric convenient for leftover material recovery and processing equipment thereof |
| CN112937049B (en) * | 2021-01-19 | 2023-04-25 | 山东信恩无纺布有限公司 | Non-woven fabric convenient for leftover material recovery and processing equipment thereof |
| CN113894971A (en) * | 2021-11-24 | 2022-01-07 | 佛山市顺德区逸海无纺布制造有限公司 | Non-woven fabric waste treatment device |
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Application publication date: 20181225 |