CN107620156A - The technique that leftover pieces produce automotive interior material - Google Patents
The technique that leftover pieces produce automotive interior material Download PDFInfo
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- CN107620156A CN107620156A CN201610552459.1A CN201610552459A CN107620156A CN 107620156 A CN107620156 A CN 107620156A CN 201610552459 A CN201610552459 A CN 201610552459A CN 107620156 A CN107620156 A CN 107620156A
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- nonwoven
- leftover pieces
- fiber
- automotive interior
- shredding
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Abstract
The invention discloses the technique of leftover pieces production automotive interior material, it is characterised in that comprises the technical steps that：（1) by the nonwoven of recovery is waste and old, leftover pieces are classified, clean to obtain the useless raw material of nonwoven；(2) the nonwoven raw material that gives up is mixed with terylen fiber, doughnut and low-melting fiber, obtains nonwoven mixed material；(3) nonwoven mixed material is carried out to shredding successively, combing, lapping, heat bake type, cooling and shaping, then cut, obtain finished product, the present invention effectively utilizes the automotive interior material that nonwoven is waste and old, leftover pieces production meets regulation and environmental protection.
Description
Technical field
The present invention relates to nonwoven production technical field, and in particular to the technique that leftover pieces produce automotive interior material.
Background technology
Non-woven fabrics is also known as adhesive-bonded fabric, is to be made up of fiber orient or random, is environment-friendly materials of new generation.In automobile
Decorating textile material generally has the features such as intensity is high, and water repellent, ventilative, flexible, not combustion-supporting, nontoxic nonirritant, property are stablized.
It is nontoxic during burning, tasteless and leave material without any, so as to free from environmental pollution, it is suitable for washing.It is directly cut using high polymer
Piece, chopped fiber or long filament are soft, ventilative and planar structure by having of being formed of various web forming methods and concretion technology
Tencel product.It has the environmental-protecting performance that plastic products do not have, and it is by the time of natural degradation well below plastics
Bag, therefore, the non-woven bag made using non-woven fabrics is also acknowledged as most economical economical environment-friendly shopping bag.Nonwoven it is wide it is general should
For the every field of production, non-woven fabrics cut out and use during, generate substantial amounts of waste and old nonwoven material, and cut
The leftover pieces of the not specification size formed afterwards, these waste materials and leftover pieces, soft shredding reproduction, thick hard landfill, burn
Burn.
The content of the invention
The defects of in order to overcome above-mentioned prior art, the invention provides leftover pieces production automotive interior material technique,
The purpose is to effectively utilize the automotive interior material that nonwoven is waste and old, leftover pieces production is environmentally friendly.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
The technique that leftover pieces produce automotive interior material, it is characterised in that comprise the technical steps that：
(1) by the nonwoven of recovery is waste and old, leftover pieces are classified, clean and shredding obtains nonwoven and given up raw material (or useless nonwoven shredding
Raw material), water content is 0. 5%_5%;
(2) the nonwoven raw material that gives up is mixed with terylen fiber, doughnut and low-melting fiber, obtains nonwoven mixed material；
(3) nonwoven mixed material is carried out to shredding successively, combing, lapping, heat bake type, cooling and shaping, then cut, obtained
Finished product.
The percentage by weight of the nonwoven useless raw material and terylen fiber, doughnut and low-melting fiber is terylen fiber
18%-25%, doughnut 3-5%, low-melting fiber 25%-30%, the useless raw material 40%-50% of nonwoven.
The step（2) mixing time 1-3 minutes in, feed moisture content keeps 0. 5%_2% after mixing, in mixing process
0. l%-0. 3% of middle addition preparation medium oil solution.
The step（3) temperature that nonwoven mixed material heat bakes type in is 145 °C _ 165 °C, and humidity is 0. 5%-2%,
3-6 ms/min of transmission speed, 1. 5-2. of baking time 5 minutes.
In the step（1) also include the step of nonwoven is waste and old, leftover pieces carry out pre- shredding, smart shredding and packing in.
Pressure roller is provided between described combustion gas drying room and cooling and shaping storage cloth holder.
Described combustion gas drying room includes drying room（1), the drying room（1) side wall is provided with products export（2), in addition to take out
Wind apparatus, the extractor fan include air exhauster（3), aspiration channel（4), hot-blast conduit（And hot blast exhaust duct 5)（5) it is, described
Aspiration channel（4) it is located at products export（2) place, the aspiration channel（4) hot-blast conduit is passed through（And air exhauster 5)（3) air inlet connects
Connect, air exhauster（3) air outlet and hot blast exhaust duct（6) connect.
The present invention has advantages below：
1st, the present invention is by the nonwoven of recovery is waste and old, leftover pieces and nonwoven give up raw material (particularly harder thick automobile-used non-woven material）With
Terylen fiber, doughnut and low-melting fiber are mixed, and are then fabricated to automotive trim according to the manufacture craft of non-woven fabrics
Material, the recycling of waste material is realized, has saved resource.
2nd, the percentage by weight of nonwoven of the present invention useless raw material and terylen fiber, doughnut and low-melting fiber is terylen
Fiber 18%-25%, doughnut 3-5%, low-melting fiber 25%-30%, the useless raw material 40%-50% of nonwoven.Terylen fiber（Specification
15d*64mm-4d*38mm), because the fiber material length thickness color of shredding differs, the performance such as fibre strength is relatively lossy in the past,
It cannot be guaranteed that quality is unified during batch production, add polyester fiber and unify material foundation color, the unified intensity for ensureing material, chi
The performances such as very little rate of change, wearability；Doughnut（Specification 6d*64mm-12d*65mm), keep the good deflection and bullet of material
Property；Low-melting fiber (mm of specification 4d*38mm-4 d * 51), being dissolved after 145-160 degree drying room toasts the 60-90 seconds will be loose
Fibres bond together, cured article form, low-melting fiber instead of addition binding agent curing molding product technique；Nothing
Useless raw material is spun, realizes the recycling of waste material, has saved resource, environmental protection, reduces product cost.The nonwoven of aforementioned proportion
Useless raw material and terylen fiber, doughnut and automotive interior material made of low-melting fiber, its tensile strength, extension at break
Rate, tearing toughness, anti-flammability, wearability and color fastness reach high-quality level.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of the combustion gas drying room of the present invention；
Fig. 3 is the aspiration channel structural representation of the present invention.
Marked in figure：1st, drying room, 2, products export, 3, air exhauster, 4, aspiration channel, 4. 1, inlet scoop, 4. 2, connecting portion,
5th, hot-blast conduit, 6, hot blast exhaust duct, 7, non-woven fabrics, 8, support.
Embodiment
Embodiment 1
At present in the production process of non-woven fabrics, substantial amounts of corner nonwoven material is produced due to cutting, also in use,
Substantial amounts of waste and old nonwoven material is generated, the invention provides the technique of leftover pieces production automotive interior material, the purpose is to effective
Utilize the automotive interior material that nonwoven is waste and old, leftover pieces production is environmentally friendly.It is acyclic to replacing asphalt plate, glass pricker plate, rubber slab etc.
The automotive trim sound-absorbing layer material of guarantor, effectively removes moisture removal in the fabrication process, prevents material post storage, using because aqueous
Too high be also easy to produce is gone mouldy, and is carried for some materials for needing after-bake pressing mold to be molded such as return moldings part, carpet base, wheel cover
For excellent drying and moulding condition.
Leftover pieces produce the technique of automotive interior material, comprise the technical steps that：
By the nonwoven of recovery is waste and old, leftover pieces are classified, clean and shredding obtains nonwoven and given up raw material, the nonwoven of shredding gives up raw material
Water content is 0.5%_5%, and this water content advantageously reduces the electrostatic of fibre frictoin, utilizes combing, lapping；Including nonwoven is given up
Old, leftover pieces carry out pre- shredding, smart shredding and are packaged into the useless raw material of nonwoven, with standby；Because automobile-used non-woven material is typically multilayer
Compound material, more than thickness between 1-20 millimeters, quality is partially hard, therefore uses pre- shredding and smart shredding, and pre- shredding uses
The 2*1005*1222-2. 0*1105*1220 of canine tooth pin cloth model 2., have cobbing fully can not open into threadiness, essence in shredding
Pine uses the small 5*6020*7345 of tooth pin cloth model 1., by pre- shredding contain cobbing again complete shredding into fiber.Open in advance
Pine uses lower spraying humidification type opener, and smart shredding is not added with water, control shredding material moisture 2%-4%, supporting clear bullet Luokou machine slagging-off.
（Automobile-used waste and old textile material is stained with the composite beds such as leather, plastic cement sometimes, and ancestor's work point is from failing what is be completely separated before shredding
Separated after pine can be opened up by playing Luokou machine clearly）
Above-mentioned batch mixer is automatic mixing machine（Single batch mixing amount 600kg, mixing time 1-3 minutes, feed moisture content is protected after mixing
Hold 0.5%-2%) (because the usual oil content deficiency of shredding material fiber influences carding process, 0. 1-0. 3% is added in mixing process
Preparation medium), optoelectronic induction feed fibre opening machine, optoelectronic induction automatic fibers feeding machine automatically（Feeding capacity 0. per minute
5-2 rice）, double Cylinder Carding machines (use Bearded-needle knitted cloth model 3015*1890-3820*3618,500-600 revs/min of cylinder rotating speed
Clock, 10-30 grams square metre of single layer fibre reticular density after combing), lapping machine (lapping number of plies 10-35 layers), raw material leads in the last stage
Equipment operation heat natural evaporation is crossed, is controlled in water content 1%, dehumidify combustion gas drying room（2. 5 meters * 3 meters, temperature 100-120 degree,
2%) 1200-2400 cubes m/h of middle part centrifugal exhaust fan air quantity, dehumidifying 80%, reaches 0., two two meters of drying room spacing
(spacing for strengthening moisture natural evaporation), shaping combustion gas drying room（2. 5 meters * 8 meters, temperature 145-165 degree, drying room transmission speed
3-6 ms/min, 1. 5-2. of product baking time 5 minutes, ensure that good heat dries molding bonded), (outer row's drying room overflows for cooling
The hot-air containing moisture and shaping after product thermal evaporation moisture, from product cooling simultaneously), sizing storage cloth holder (Chu Buliang
2-9 rice, finally dehumidify, reach in water tariff collection 0. 05% under waste heat effect）, by and cutter.Described nonwoven mixing
Raw material inputs opener after batch mixer mixes, and carries out fiber combing through feeding machine input comb after shredding, is sent into paving
Net machine lapping, it is re-fed into combustion gas drying room heat and bakes type, by cold reason, but cloth holder cooling and shaping is stored up in sizing to the non-woven fabrics after shaping,
Product, packaging are cut into finally by cutter (using 0. 05-0. 02_PE winding films waterproofing packing).
Claims (3)
1. the technique that leftover pieces produce automotive interior material, it is characterised in that comprise the technical steps that：
(1) by the nonwoven of recovery is waste and old, leftover pieces are classified, clean and shredding obtains the useless raw material of nonwoven；Shredding material water content is
0. 5%-5% ；
(2) the nonwoven raw material that gives up is mixed with terylen fiber, doughnut and low-melting fiber, obtains nonwoven mixed material；
(3) nonwoven mixed material is carried out to shredding successively, combing, lapping, heat bake type, cooling and shaping, then cut,
Obtain finished product.
2. the technique of leftover pieces production automotive interior material according to claim 1, it is characterised in that：The useless original of the nonwoven
Expect that with the percentage by weight of terylen fiber, doughnut and low melting point special fibre be terylen fiber 18%-25%, doughnut
3-5%, low-melting fiber 25%-30%, the useless raw material 40%-50% of nonwoven.
3. the technique of leftover pieces production automotive interior material according to claim 1, it is characterised in that：The step（2)
Middle mixing time 1-3 minutes, feed moisture content keeps 0. 5%-2% after mixing, and 1%-3% chemical fibre oil is added in mixing process
Agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610552459.1A CN107620156A (en) | 2016-07-14 | 2016-07-14 | The technique that leftover pieces produce automotive interior material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610552459.1A CN107620156A (en) | 2016-07-14 | 2016-07-14 | The technique that leftover pieces produce automotive interior material |
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| CN107620156A true CN107620156A (en) | 2018-01-23 |
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| CN201610552459.1A Pending CN107620156A (en) | 2016-07-14 | 2016-07-14 | The technique that leftover pieces produce automotive interior material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108796821A (en) * | 2018-07-23 | 2018-11-13 | 启东启雅复合材料有限公司 | A kind of non-woven fabrics and preparation method thereof |
| CN109591146A (en) * | 2018-11-20 | 2019-04-09 | 东华大学 | The process units and its application method of waste and old smoke filtration bag recycling and reusing plate |
| CN110863297A (en) * | 2019-11-12 | 2020-03-06 | 广州中樱汽车零部件有限公司 | Environment-friendly recycled material low-VOC (volatile organic compound) hybrid cotton for automobiles and preparation method thereof |
| CN111020869A (en) * | 2019-12-27 | 2020-04-17 | 泉州飞鹰无纺布有限责任公司 | Method for preparing flame-retardant non-woven fabric by using waste materials |
| CN111058190A (en) * | 2019-12-31 | 2020-04-24 | 鼎缘（杭州）纺织品科技有限公司 | Packaging material, preparation method thereof and composite packaging material |
-
2016
- 2016-07-14 CN CN201610552459.1A patent/CN107620156A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108796821A (en) * | 2018-07-23 | 2018-11-13 | 启东启雅复合材料有限公司 | A kind of non-woven fabrics and preparation method thereof |
| CN109591146A (en) * | 2018-11-20 | 2019-04-09 | 东华大学 | The process units and its application method of waste and old smoke filtration bag recycling and reusing plate |
| CN110863297A (en) * | 2019-11-12 | 2020-03-06 | 广州中樱汽车零部件有限公司 | Environment-friendly recycled material low-VOC (volatile organic compound) hybrid cotton for automobiles and preparation method thereof |
| CN111020869A (en) * | 2019-12-27 | 2020-04-17 | 泉州飞鹰无纺布有限责任公司 | Method for preparing flame-retardant non-woven fabric by using waste materials |
| CN111058190A (en) * | 2019-12-31 | 2020-04-24 | 鼎缘（杭州）纺织品科技有限公司 | Packaging material, preparation method thereof and composite packaging material |
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