CN102896684B - Preparation system of heat-insulation polyester fiber sound absorbing board - Google Patents
Preparation system of heat-insulation polyester fiber sound absorbing board Download PDFInfo
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- CN102896684B CN102896684B CN201210355226.4A CN201210355226A CN102896684B CN 102896684 B CN102896684 B CN 102896684B CN 201210355226 A CN201210355226 A CN 201210355226A CN 102896684 B CN102896684 B CN 102896684B
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Abstract
The invention discloses a preparation system of a heat-insulation polyester fiber sound absorbing board. When the sound absorbing board is produced, raw materials are fed into the preparation system from a raw material feeding device, and enters a coarse opener to be mixed and realize coarse opening; the raw materials are subjected to fine opening by utilizing a fine opener and then output to a drying oven; the drying oven heats the raw materials, so that the sheathes of low-melting-point sheath core fibers in the raw materials are melted and are mixed and adhered with other raw materials to form a three-dimensional net-shaped structure; a cold water roller cools and rolls the raw materials flowing out of a material outlet of the drying oven, so that the raw materials are sized; and a splitting machine shears and trims the cooled and rolled raw materials, and finally the final sound absorbing board can be output. According to the preparation system, the performance of the sound absorbing board is changed by only using a physical method, glue and other adhesives do not need to be added, the work procedures of lapping and carding and the like in the conventional production process can be saved, the produced environment-friendly germ-free straw mattress is not only natural, environment-friendly, and can be recycled, also the surface of the mattress is smooth, the comfort level is high, and the preparation efficiency is high.
Description
Technical field
The present invention relates to vegetable fibre board preparing technical field, particularly a kind of preparation system of the polyester fiber insulation acoustic board for the production of road and indoor insulation, decoration, sound absorption and noise reduction material.
Background technology
Current polyester fiber insulation acoustic board is more and more used to insulation, the sound-absorbing material of motor train unit train, simultaneously also by the filling of a large amount of acoustic processing indoor for auditorium, cinema, gymnasium, house decoration etc. and medical mattress, care appliance cushion, mattress, sofa cushion, screen pack etc. or lining.
The production technology of conventional vacuum abatvoix is: shredding---mixed cotton---and combing---lapping---acupuncture---trimming that baking oven is hot-forming---air-cooled process---, combing wherein and lapping object are for making product just one-step forming; This production technology is containing multiple tracks technique and machinery equipment combination, and various machine maintenance cost is high, and error rate rises, and the product of generation easily causes surface irregularity, in uneven thickness, and quality is comparatively hard, and defect rate is high, and production efficiency is low.
And traditional mattress or cushion still use a large amount of glue bonding Petiolus Trachycarpis so far, bond moulded section by plant fiber and glue, the production technology of employing is substantially: shredding-lapping-glue spraying-hot-forming-trimming.This technique uses common equipment by raw material shredding, manual lapping, and by artificial or machine glue spraying, by often opening plate, to be placed on heat hot in mould molded afterwards.Because containing a large amount of glue in shaped article, containing formaldehyde, not environmentally, and use can not be reclaimed.Glue easily goes mouldy change product quality, and comparatively hard after glue cooling, reduces product elasticity.
Summary of the invention
The object of the invention is the defect for prior art, a kind of preparation system of polyester fiber insulation acoustic board is provided, devices in system is few, can optimizing product performance while saving operation, and in device fabrication process, only utilize physical method to change product form, do not add the stickers such as any glue, natural environmental-protective, facilitate recycling.
For achieving the above object, the technical scheme that the present invention takes is: a kind of preparation system of polyester fiber insulation acoustic board, comprising:
For the raw material feeding unit by polyester fiber, low melting point core-skin fibre and three-dimensional hollow fiber feeding system;
For carrying out the thick opener of pre-shredding and premixed to the raw material of feeding;
For carrying out the refined opener of secondary shredding and secondary mixing to the raw material after pre-shredding and premixed;
For compressing secondary shredding and the mixed raw material of secondary, form cancellated compression set to make raw material;
For carrying out hot air circulation baking to cancellated raw material with 160 ° of-200 ° of temperature ranges, with the baking oven making raw material form space network;
For carrying out to the solid netted intermediate products after baking the cold water roller cooling roll extrusion sizing;
And for carrying out deburring to the intermediate products after cooling roll extrusion sizing and cut into the cutting machine of target product unit.
The present invention is when applying, and raw material enters preparation system from raw material feeding unit, and in raw material, the proportioning of each composition can adjust according to product demand; Raw material mixes and realizes pre-shredding after entering thick opener by feeding unit in thick opener, and the polyester fiber compacted in raw material becomes loose, and each composition of raw material tentatively mixes and removes foreign material in thick opener simultaneously; Refined opener carries out secondary shredding to raw material, makes the polyester fiber raw material in raw material become more loose and flexible, makes each composition mixing in raw material more even, for the surface of finished product and overall performance lay the foundation.When baking oven heats raw material, because general fibre fusing point in raw material is 250 °, the skin fusing point of low melting point core-skin fibre is 110 °, core fusing point is 250 °, three-dimensional hollow fiber fusing point 250 °, then can control oven temperature between 160-200 °, through air-heater transmission wind speed, on blow down suction, blowing down is inhaled, circulating-heating, make low melting point core-skin fibre (skin fusing point 110 °, core fusing point 250 °) skin thoroughly melts, and low-melting fiber core, conventional polyester fiber, three-dimensional hollow fiber form immobilizes, circulating-heating mixes with other even structure after low melting point skin is melted, form the intermediate products of space network, cold water roller device is arranged on baking oven delivery outlet, and mixed uniformly space network meets sub-cooled compression, and condensation is fixing rapidly, 2-3 group cold water roller device can be assembled, better to shape at baking oven delivery outlet, the level height that the thickness of finished product rolls device and baking oven delivery outlet by adjustment cold water sets, namely intermediate products are transported to cutting machine carries out deburring and cuts into target product.
In above-mentioned preparation system, raw material feeding unit, thick opener, refined opener, air compressor, baking oven, cold water roller and cutting machine all can adopt existing Related product; For improving the operating efficiency of system, the quantity of raw material feeding unit can be set to more than 1, and the discharging opening of each raw material feeding unit connects the charging aperture of same thick opener respectively.Each raw material feeding unit can feed a kind of raw material respectively, also can be about to when raw material feeds be mixed by raw material simultaneously.
Preferably, compression set described in the present invention is air compressor, and raw material can be network structure through air compressing, and the lapping in complete alternative traditional handicraft and carding process, saved number of devices.
Beneficial effect
Preparation system of the present invention forms physics adhesive structure by the bonding of raw material fuse itself in process of production, not containing stickers such as any glue, thoroughly solve containing a large amount of glue water problem in traditional product, the product environmental protection generated by preparation system of the present invention, formaldehydeless, free from extraneous odour.And three-dimensional hollow crimped fibre strengthens the connectedness of integral network structure in raw material, to be absorbed sound principle by pin hole, strengthen sound absorption function, effectively reduce noise jamming;
Simultaneously, because the present invention utilizes feeding, thick shredding and smart shredding supervisor to complete the mixing of each raw material in preparation process, for follow-up raw material can reach part material fusing in an oven, other raw material is bondd by entirety, the lapping and combing operation that are only and make the first one-step forming of product are saved in conventional mattresses production process, and corresponding equipment, reduce production cost, improve production efficiency, and the Total Product obtained is good, surfacing, and can avoid using the phenomenon departed between genetic horizon for a long time; And due to the supporting role of three-dimensional hollow raw material, and the connection function of low-melting fiber, make mattress elastic performance good, thickness is evenly adjustable, and comfort level is high.
Accompanying drawing explanation
Figure 1 shows that preparation system structural representation of the present invention.
Detailed description of the invention
For making content of the present invention more become apparent, be described further below in conjunction with the drawings and specific embodiments.
Composition graphs 1, preparation system of the present invention comprises:
Raw material feeding unit 1: raw material enters in preparation system through raw material feeding unit 1, the quantity of raw material feeding unit 1 can be set to 1, and namely raw material mixes while feeding; In order to improve the efficiency of production, multiple raw material feeding unit 1 also can be set, difference or the various raw material of mixing feeding.
Thick opener 2: thick opener 2 pairs of raw materials carry out pre-shredding, makes the polyester fiber compacted in raw material become loose, also makes the raw material of different ratio tentatively mix simultaneously.
Refined opener 3: carry out secondary shredding to the raw material after pre-shredding, to be mixed and the more loose and resilient raw material of polyester fiber;
Compression set 4: compress the raw material after smart shredding, makes raw material reticulate plate shape through air compressing.
Baking oven 5: the raw material after compression forming is toasted, the skin being baked to low melting point core-skin fibre thoroughly melts, and the fibre core of low melting point core-skin fibre, stalk and three-dimensional hollow fiber form are constant, after making the skin fusing of low melting point core-skin fibre, mix with other raw materials and bond, raw material forms space network; Because stalk fusing point in raw material is 700 °, in low melting point core-skin fibre, skin fusing point is 110 °, and core fusing point is 250 °, and three-dimensional hollow fiber fusing point is 250 °; After the raw material mixed is imported into baking oven 5, for reaching corresponding cured effect, the present invention arranges oven temperature scope and is: 160 ° ~ 200 °.
Baking oven 5 is circulating-heating when toasting, and realizes hot blast inhale raw material being blown down in suction or blowing down by controlling air-heater, and the fusing making skin is comparatively thorough, and the colloid after skin melts can better mix with other raw material and bond.
Cold water roller 6: the raw material after baking molding is cooled, and roll extrusion sizing; Cold water roller 6 is arranged on the discharging opening of baking oven 5, and mixed uniformly space network meets sub-cooled compression, and condensation is fixing rapidly.Usually at baking oven discharging opening assembling 2-3 group cold water roller device, better to shape, just finished product can be formed.The thickness of mattress finished product sets by regulating the level height of cold water roller 6 device and baking oven 5 delivery outlet.
Cutting machine 7:: according to product size, cutting machine 7 requires that the raw material after to sub-cooled sizing is cut, and repair a point edge for each single product cut out, to obtain the aseptic straw mattress of target environmental protection.
The each equipment of the present invention all can utilize existing Automated condtrol to realize job control, simple to operate, can greatly reduce the manpower and materials needed for traditional mode of production flow process, improve production efficiency, reduce production cost.
Described in the present invention, concrete case study on implementation is only better case study on implementation of the present invention, is not used for limiting practical range of the present invention.Namely all equivalences done according to the content of the present patent application the scope of the claims change and modify, all should as technology category of the present invention.
Claims (3)
1. a preparation system for polyester fiber insulation acoustic board, is characterized in that, comprising:
For the raw material feeding unit by polyester fiber, low melting point core-skin fibre and three-dimensional hollow crimped fibre feeding system;
For carrying out the thick opener of pre-shredding and premixed to the raw material of feeding;
For carrying out the refined opener of secondary shredding and secondary mixing to the raw material after pre-shredding and premixed;
For compressing secondary shredding and the mixed raw material of secondary, form cancellated compression set to make raw material;
For carrying out hot air circulation baking to cancellated raw material with 160 ° of-200 ° of temperature ranges, with the baking oven making raw material form space network;
For carrying out to the solid netted intermediate products after baking the cold water roller cooling roll extrusion sizing;
And for carrying out deburring to the intermediate products after cooling roll extrusion sizing and cut into the cutting machine of target product unit.
2. preparation system according to claim 1, is characterized in that, the quantity of described raw material feeding unit is more than 1, and the discharging opening of each raw material feeding unit connects the charging aperture of same thick opener respectively.
3. preparation system according to claim 1, is characterized in that, described compression set is air compressor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210355226.4A CN102896684B (en) | 2012-09-21 | 2012-09-21 | Preparation system of heat-insulation polyester fiber sound absorbing board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210355226.4A CN102896684B (en) | 2012-09-21 | 2012-09-21 | Preparation system of heat-insulation polyester fiber sound absorbing board |
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| CN102896684A CN102896684A (en) | 2013-01-30 |
| CN102896684B true CN102896684B (en) | 2015-07-15 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358653B (en) * | 2013-06-19 | 2015-07-15 | 江苏佰家丽新材料科技有限公司 | Method for preparing sound-absorbing body with sound-absorbing function |
| CN103500577B (en) * | 2013-10-09 | 2016-03-09 | 南通大学 | Sound-proof material and preparation method thereof inhaled by a kind of highway |
| CN106120148B (en) * | 2016-08-23 | 2018-06-08 | 湖北崇高科工有限公司 | A kind of preparation method of thermoforming heat-insulating and sound-absorbing cotton |
| CN106945262A (en) * | 2017-05-17 | 2017-07-14 | 江苏佰家丽新材料科技有限公司 | The process and treat system and processing and treating method of polyester of high density fiberboard |
| CN109940952A (en) * | 2017-12-21 | 2019-06-28 | 长城汽车股份有限公司 | The forming method of carpet blanket base, carpet for automobile assembly and carpet blanket base |
| CN109967493A (en) * | 2019-03-26 | 2019-07-05 | 江苏佰家丽新材料科技有限公司 | A kind of PET sheet recycling reprocessing system, processing method and product |
| CN111516330A (en) * | 2020-04-29 | 2020-08-11 | 苏州景珑板业科技有限公司 | Environment-friendly wall decoration soft board and preparation process thereof |
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Application publication date: 20130130 Assignee: JIANGSU BAIJIALI NEW MATERIAL TECHNOLOGY CO.,LTD. Assignor: Zuo Hongyun Contract record no.: 2015320010112 Denomination of invention: Preparation system of heat-insulation polyester fiber sound absorbing board License type: Exclusive License Record date: 20150630 |
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Effective date of registration: 20220406 Address after: 215000 Chenglin Road, Xinjing village, Yangcheng Lake ecological leisure tourism resort, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: JIANGSU BAIJIALI NEW MATERIAL TECHNOLOGY CO.,LTD. Address before: 215000 No. 18, Fuzhou Road, Yangchenghu Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: Zuo Hongyun |
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Address after: No. 46 Xinggang Road, Bixi Street, Changshu City, Suzhou City, Jiangsu Province, 215500 Patentee after: Jiangsu Baijiali New Material Technology Co.,Ltd. Address before: 215000 Chenglin Road, Xinjing village, Yangcheng Lake ecological leisure tourism resort, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: JIANGSU BAIJIALI NEW MATERIAL TECHNOLOGY CO.,LTD. |
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