CN113897794A - Disposable garment flame-retardant fabric and preparation method thereof - Google Patents
Disposable garment flame-retardant fabric and preparation method thereof Download PDFInfo
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- CN113897794A CN113897794A CN202111038048.8A CN202111038048A CN113897794A CN 113897794 A CN113897794 A CN 113897794A CN 202111038048 A CN202111038048 A CN 202111038048A CN 113897794 A CN113897794 A CN 113897794A
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- flame
- retardant
- fabric
- cutting
- polyethylene film
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 239000003063 flame retardant Substances 0.000 title claims abstract description 113
- 239000004744 fabric Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title description 4
- 238000005520 cutting process Methods 0.000 claims abstract description 81
- 239000004698 Polyethylene Substances 0.000 claims abstract description 58
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 49
- -1 polyethylene Polymers 0.000 claims abstract description 46
- 229920000573 polyethylene Polymers 0.000 claims abstract description 46
- 239000002245 particle Substances 0.000 claims abstract description 16
- 229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 7
- 239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 7
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 7
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 7
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 6
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 6
- 229920001526 metallocene linear low density polyethylene Polymers 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 9
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000013461 design Methods 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 description 6
- 238000012546 transfer Methods 0.000 description 4
- 238000010923 batch production Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06N3/045—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with polyolefin or polystyrene (co-)polymers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06H—MARKING, INSPECTING, SEAMING OR SEVERING TEXTILE MATERIALS
- D06H7/00—Apparatus or processes for cutting, or otherwise severing, specially adapted for the cutting, or otherwise severing, of textile materials
- D06H7/02—Apparatus or processes for cutting, or otherwise severing, specially adapted for the cutting, or otherwise severing, of textile materials transversely
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0011—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using non-woven fabrics
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
- D06N3/009—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin by spraying components on the web
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2203/00—Macromolecular materials of the coating layers
- D06N2203/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06N2203/042—Polyolefin (co)polymers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/06—Properties of the materials having thermal properties
- D06N2209/067—Flame resistant, fire resistant
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a disposable garment flame-retardant fabric and a preparation method thereof, belonging to the technical field of flame-retardant fabrics, the disposable garment flame-retardant fabric comprises a flame-retardant non-woven fabric, wherein a layer of flame-retardant polyethylene film is attached to the flame-retardant non-woven fabric, and the flame-retardant polyethylene film comprises the following important components in parts by weight: 15 to 30 percent of brominated flame retardant, 20 to 40 percent of LLDPE (linear low-density polyethylene) particles, 30 to 40 percent of LDPE (low-density polyethylene) particles, 5 to 15 percent of HDPE particles and 25 to 35 percent of MLLDPE particles. The flame retardant fabric of this design adopts double-deck design, and the one deck is the non-woven fabrics, and the film of another layer on for adhering to the non-woven fabrics, low cost, secondly, in the preparation facilities of this design, can roll the thin layer through the runner roll to be favorable to subsequent tailorring, and can prevent partial surface fabric to remove under the condition that does not influence the conveyer belt in the cutting box, and cut, be favorable to the stationarity and the security of cutting.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of flame-retardant fabrics, in particular to a disposable garment flame-retardant fabric and a preparation method thereof.
[ background of the invention ]
With the development of science and technology, people have higher and higher requirements on textiles. The flame-retardant fabric is particularly important for special industries such as firemen and steel-making workers, the work clothes of the occupational workers are mostly prepared by flame-retardant after-treatment of common fibers, the deformation capability of the work clothes is small, the flame retardant performance is excellent, but the flame retardant capability of the work clothes is greatly reduced after the work clothes are used for a long time, so that the original work clothes can be replaced by the work clothes made of the disposable flame-retardant fabric, and the requirements of low cost and remarkable effect need to be met.
[ summary of the invention ]
Aiming at the defects of the prior art, the invention provides a disposable garment flame-retardant fabric and a preparation method thereof, and solves the problems in the background technology.
The invention adopts the following technical scheme:
the disposable garment flame-retardant fabric comprises flame-retardant non-woven fabrics, wherein a layer of flame-retardant polyethylene film is attached to the flame-retardant non-woven fabrics, the gram weight range of the flame-retardant non-woven fabrics is 18 GSM to 26GSM, the breadth is 150cm to 180cm, the gram weight range of the flame-retardant polyethylene film is 22 GSM to 30 GSM, the breadth is 150cm to 180cm, and the flame-retardant polyethylene film comprises the following components in parts by weight: 15 to 20 percent of brominated flame retardant, 20 to 25 percent of PE particle LLDPE, 30 to 35 percent of PE particle LDPE, 5 to 10 percent of PE particle HDPE, and 25 to 30 percent of PE particle MLLDPE.
Preferably, the preparation method comprises the following steps: s1: inspecting and accepting and warehousing, inspecting whether the raw materials forming the flame-retardant polyethylene film are wet, performing a combustion test, and warehousing for use if the raw materials meet the requirements; s2: spraying the mixed and stirred raw materials onto flame-retardant non-woven fabric through a spraying box to form a flame-retardant polyethylene film, and then rolling the flame-retardant polyethylene film through a rolling wheel; s3: drying and forming, namely drying the flame-retardant polyethylene film on the entered flame-retardant non-woven fabric by a dryer so as to form the flame-retardant polyethylene film; s4: cutting and winding, namely cutting the flame-retardant non-woven fabric and the flame-retardant polyethylene film into equal-width sections through a cutting box; s5: and packaging and ex-warehouse, and packaging the flame-retardant non-woven fabric with the flame-retardant polyethylene film in batch production, thereby facilitating transportation.
Preferably, the cutting incasement is equipped with the conveyer belt group of longitudinal symmetry, conveyer belt group organizes and expands two transfer pulleys with the level, two connect through the conveyer belt between the transfer pulley, be equipped with mortgage piece and mortgage cutting block on the conveyer belt, the department is equipped with the opening and keeps away from in the middle of the mortgage cutting block the cutting opening of conveyer belt, the cutting incasement is equipped with first cylinder, be connected with on the first cylinder and be less than the cutting knife of cutting opening. Can drive the conveyer belt operation through the rotation of transfer gear, and the piece of mortgage of upper and lower both sides can centre gripping non-woven fabrics and film after being close to cut non-woven fabrics and film through the cutting knife in suitable position, thereby obtain the non-woven fabrics and the film of appointed breadth.
Preferably, a second air cylinder is arranged in the cutting box, and the second air cylinder is connected with a blocking rod capable of blocking the mortgage cutting block. The second cylinder drives and blocks the pole and block the mortgage cutting block to make non-woven fabrics and film stop moving, the cutting knife cuts static non-woven fabrics and film, because non-woven fabrics and film are static, consequently the cutting knife can be steady cuts, improves cutting stationarity and security.
Preferably, a second jacking cavity is arranged in the conveyor belt, the mortgage cutting block can slide along the inner wall of the second jacking cavity, and a second jacking spring jacking the mortgage cutting block is arranged in the second jacking cavity. When the mortgage cutting block is blocked by the blocking rod, the conveyor belt still runs, and the mortgage cutting block is blocked and cannot move synchronously along with the conveyor belt, so that the mortgage cutting block slides along the inner wall of the second jacking cavity, and the second jacking spring is compressed and contracted.
Preferably, a first jacking cavity with a downward opening is formed in the mortgage block and the mortgage cutting block, a sliding jacking block is arranged in the first jacking cavity, and a first jacking spring is arranged between the inner wall of the first jacking cavity and the jacking block. The first jacking spring jacks the jacking pressing block, so that the clamping of the flame-retardant fabric is facilitated.
Preferably, an outlet is arranged on the cutting box, and a collecting box is arranged right below the outlet. The export is located the position department that two conveyer belts contacted at last, collects the box and is located export under the department and be favorable to the collection of non-woven fabrics when the non-woven fabrics drops.
Preferably, a storage cavity for storing raw materials is arranged in the spraying box, and the storage cavity is connected with a spraying gun which is obliquely aligned with the flame-retardant non-woven fabric. The spraying gun sprays the raw materials in the discharge cavity onto the non-woven fabric to form an unshaped flame-retardant polyethylene film, so that the non-woven fabric is attached with a layer of flame-retardant polyethylene film to enhance the flame retardance.
Preferably, a waste cavity is further formed in the spraying box, and the grinding wheel is located above the waste cavity. The grinding wheel rotates through external driving force to grind the unshaped flame-retardant polyethylene film, and redundant materials can fall into the waste material cavity through the action of gravity to be collected, so that the waste material treatment is facilitated.
Preferably, a squeezing plate is further arranged in the spraying box, and the squeezing plate contacts the flame-retardant polyethylene film before the grinding wheel. The extrusion plate is driven to reciprocate up and down by external driving force, so that the flame-retardant polyethylene film is extruded, the flame-retardant polyethylene film is uniformly pressed, and the region which is not sprayed by the spraying gun is prevented from being adhered to the flame-retardant polyethylene film.
Has the advantages that:
compared with the traditional flame-retardant fabric and the preparation method thereof, the flame-retardant fabric for disposable clothes is firstly designed in a double-layer mode, one layer is the non-woven fabric, the other layer is the film attached to the non-woven fabric, the cost is low compared with the traditional chemical fiber fabric, and secondly, in the preparation device of the design, the film layer can be rolled by the rolling wheel, so that the subsequent cutting is facilitated, in addition, part of the fabric can be prevented from moving and cutting can be performed in the cutting box under the condition that the conveying belt is not influenced, and the cutting stability and the safety are facilitated.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
[ description of the drawings ]
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the spray box;
FIG. 3 is a schematic view of the internal structure of the cutting box;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is a schematic view of the structure in the direction B-B in FIG. 4;
FIG. 6 is a schematic diagram of the internal structure of a mortgage block;
fig. 7 is an enlarged schematic view of the flame-retardant nonwoven fabric.
Reference numerals:
13. flame-retardant non-woven fabrics, 15, spray box, 16, drying-machine, 17, cutting box, 18, collect the box, 19, the storage chamber, 20, spray gun, 22, the waste material chamber, 23, the grinding wheel, 24, the transfer gear, 25, the conveyer belt, 27, the export, 28, the piece of mortgage, 29, the piece of mortgage cutting, 30, the cutting cut, 31, the second top pressure chamber, 32, the second top pressure spring, 33, stop the pole, 34, the cutting knife, 35, first cylinder, 36, the second cylinder, 37, the top pressure piece, 38, first top pressure chamber, 39, first top pressure spring, 40, fire-retardant polyethylene film, 41, stripper plate.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Example (b):
referring to fig. 1 to 7, the flame retardant fabric for disposable garments comprises a flame retardant nonwoven fabric 13, a flame retardant polyethylene film 40 is attached to the flame retardant nonwoven fabric 13, the grammage range of the flame retardant nonwoven fabric 13 is 22 GSM, the breadth is 165cm, the grammage range of the flame retardant polyethylene film 40 is 26GSM, the breadth is 165cm, and the flame retardant polyethylene film 40 comprises the following components in parts by weight: 15 percent of brominated flame retardant, 20 percent of PE particle LLDPE, 30 percent of PE particle LDPE, 10 percent of PE particle HDPE and 25 percent of PE particle MLLDPE, wherein the LLDPE is linear low-density polyethylene, the LDPE is low-density polyethylene, the HDPE is high-density polyethylene, and the MLLDPE is metallocene linear low-density polyethylene.
The preparation method comprises the following steps: s1: checking and accepting and warehousing, checking whether the raw materials forming the flame-retardant polyethylene film 40 are wet, performing a combustion test, and warehousing for use if the raw materials are not wet and pass the flame-retardant performance test in the combustion test; s2: the production of the spraying film, spraying the mixed and stirred raw materials onto the flame-retardant non-woven fabric 13 through a spraying box 15 to form a flame-retardant polyethylene film 40, then rolling the flame-retardant polyethylene film 40 through a rolling wheel 23, wherein the temperature in the spraying box 15 is about 230 ℃; s3: drying and forming, wherein the dryer 16 dries the flame-retardant polyethylene film 40 on the flame-retardant non-woven fabric 13, so as to form the flame-retardant polyethylene film; s4: cutting and rolling, namely cutting the flame-retardant non-woven fabric 13 and the flame-retardant polyethylene film 40 into equal widths through a cutting box 17; s5: and packaging and ex-warehouse, and packaging the flame-retardant non-woven fabrics 13 with the flame-retardant polyethylene films 40 in batch production, thereby facilitating transportation.
The cutting box 17 is internally provided with a vertically symmetrical conveying belt group, the conveying belt group is provided with two conveying wheels 24 which are at the same level, the two conveying wheels 24 are connected through a conveying belt 25, the conveying belt 25 is provided with a mortgage block 28 and a mortgage cutting block 29, the middle of the mortgage cutting block 29 is provided with a cutting opening 30 with an opening far away from the conveying belt 25, the cutting box 17 is internally provided with a first air cylinder 35, the first air cylinder 35 is connected with a cutting knife 34 smaller than the cutting opening 30, the cutting box 17 is internally provided with a second air cylinder 36, the second air cylinder 36 is connected with a blocking rod 33 capable of blocking the mortgage cutting block 29, the conveying belt 25 is internally provided with a second jacking cavity 31, the mortgage cutting block 29 can slide along the inner wall of the second jacking cavity 31, the second jacking cavity 31 is internally provided with a second jacking spring 32 for jacking the mortgage cutting block 29, a first jacking cavity 38 with a downward opening is formed in the mortgage block 28 and the mortgage cutting block 29, a sliding jacking block 37 is arranged in the first jacking cavity 38, a first jacking spring 39 is arranged between the inner wall of the first jacking cavity 38 and the jacking block 37, an outlet 27 is formed in the cutting box 17, and a collecting box 18 is arranged right below the outlet 27.
Spraying and being equipped with storage chamber 19 of storing the raw materials in the case 15, just be connected with the slant on the storage chamber 19 and aim at fire-retardant non-woven fabrics 13 spray rifle 20, still be equipped with waste chamber 22 in the case 15 sprays, the runner 23 is located waste chamber 22 top, still be equipped with stripper plate 41 in the case 15 sprays, the stripper plate is prior to runner 23 contacts fire-retardant polyethylene film 40.
The working principle is as follows:
the conveying wheel 24 rotates by external driving force, the external driving force can be driven by a motor, the conveying wheel 24 rotates to drive the conveying belt 25 to run, the non-woven fabric 13 enters the spraying box 15, the spraying gun 20 sprays the flame-retardant raw materials on the non-woven fabric 13, the extrusion plate 41 reciprocates up and down by the external driving force to extrude the flame-retardant raw materials sprayed on the non-woven fabric 13, then the rolling wheel 23 rotates by the external driving force to roll the film layer 40 on the non-woven fabric 13, then the film layer 40 on the non-woven fabric 13 is dried by the dryer 16 to be shaped, then the flame-retardant fabric consisting of the non-woven fabric 13 and the film 40 enters the cutting box 17, when the extrusion cutting block 29 drives the flame-retardant fabric to the front of the blocking rod 33, the second cylinder 36 starts to drive the blocking rod 33 to move so as to block the extrusion cutting block 29, and the extrusion cutting block 29 is blocked to move along the second extrusion cavity 31, the second top pressure spring 32 is compressed and contracted, the conveyor belt 25 still runs, the subsequent mortaring block 28 of the mortaring cutting block 29 continues to advance, the fabric between the mortaring block 28 and the mortaring cutting block 29 is bent, then the first cylinder 35 is started to drive the cutting knife 34 to move along the cutting opening 30 in the mortaring cutting block 29, thereby cutting the flame-retardant fabric, after the cutting is finished, the first cylinder 35 drives the cutting knife 34 to return to the original position, the second cylinder 36 drives the blocking rod 33 to contract to the original position, the mortaring cutting block 29 is not blocked, the second top pressure spring 32 top pressure mortaring cutting block 29 returns to the original position, the cut flame-retardant fabric continues to move until the position of the outlet 27, because the mortaring block 28 and the mortaring cutting block 29 do not top pressure on the flame-retardant fabric any more, thereby the flame-retardant fabric can be output to the collection box 18 along the outlet 27.
The gram weight range of the produced flame-retardant non-woven fabric 13 and the flame-retardant polyethylene film 40 is 47gsm to 51gsm, the longitudinal index of stretching is 60N/5cm, the transverse index of stretching is 40N/5cm, the longitudinal peeling strength is 1.5N/5cm, the transverse peeling strength is 1.5N/5cm, the hydrostatic pressure is 1400mbar, and the combustion performance is b1 grade.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
In the description of the present specification, the terms "connect", "mount", "fix", "set", and the like are used in a broad sense, for example, the "connect" may be a fixed connection or an indirect connection through intermediate components without affecting the relationship and technical effects of the components, or may be an integral connection or a partial connection, and as such, for a person skilled in the art, the specific meaning of the above terms in the present invention or the invention can be understood according to specific situations.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. Disposable clothing flame retardant fabric, including fire-retardant non-woven fabrics (13), its characterized in that: the flame-retardant polyethylene film is characterized in that a layer of flame-retardant polyethylene film (40) is attached to the flame-retardant non-woven fabric (13), the gram weight range of the flame-retardant non-woven fabric (13) is 18 GSM to 26GSM, the breadth is 150cm to 180cm, the gram weight range of the flame-retardant polyethylene film (40) is 22 GSM to 30 GSM, the breadth is 150cm to 180cm, and the flame-retardant polyethylene film (40) comprises the following components in parts by weight: 15 to 20 percent of brominated flame retardant, 20 to 25 percent of PE particle LLDPE, 30 to 35 percent of PE particle LDPE, 5 to 10 percent of PE particle HDPE, and 25 to 30 percent of PE particle MLLDPE.
2. The method for preparing the flame retardant fabric for disposable garments according to any of claims 1 to 3, characterized in that the method for preparing comprises the following steps: s1: the raw materials forming the flame-retardant polyethylene film (40) are checked to be wet or not, and a combustion test is carried out, so that the flame-retardant polyethylene film can be put into a warehouse for use if the flame-retardant polyethylene film meets the requirements; s2: spraying the mixed and stirred raw materials onto flame-retardant non-woven fabrics (13) through a spraying box (15) to form a flame-retardant polyethylene film (40), and then rolling the flame-retardant polyethylene film (40) through a rolling wheel (23); s3: drying and forming, wherein a dryer (16) dries the flame-retardant polyethylene film (40) on the entering flame-retardant non-woven fabric (13) so as to form the flame-retardant polyethylene film; s4: slitting and rolling, namely cutting the flame-retardant non-woven fabric (13) and the flame-retardant polyethylene film (40) into equal-width sections through a cutting box (17); s5: and packaging and ex-warehouse, namely packaging the flame-retardant non-woven fabrics (13) with the flame-retardant polyethylene films (40) produced in batches, so that the transportation is convenient.
3. The preparation method of the disposable garment flame-retardant fabric according to claim 2, wherein the cutting box (17) is internally provided with vertically symmetrical conveyor belt groups, the conveyor belt groups are provided with two horizontal conveyor wheels (24), the two conveyor wheels (24) are connected through a conveyor belt (25), the conveyor belt (25) is provided with a mortgage block (28) and a mortgage cutting block (29), the middle of the mortgage cutting block (29) is provided with a cutting opening (30) with an opening far away from the conveyor belt (25), the cutting box (17) is internally provided with a first air cylinder (35), and the first air cylinder (35) is connected with a cutting knife (34) smaller than the cutting opening (30).
4. The method for preparing the flame-retardant fabric for disposable clothes according to claim 3, wherein a second air cylinder (36) is arranged in the cutting box (17), and the second air cylinder (36) is connected with a blocking rod (33) capable of blocking the mortgage cutting block (29).
5. The method for preparing the flame-retardant fabric for disposable garments according to claim 4, wherein a second pressing chamber (31) is provided in the conveyor belt (25), the pressing cutting block (29) can slide along the inner wall of the second pressing chamber (31), and a second pressing spring (32) for pressing the pressing cutting block (29) is provided in the second pressing chamber (31).
6. The method for preparing the flame-retardant fabric for disposable garments according to claim 3, wherein a first pressing cavity (38) with a downward opening is arranged in the pressing block (28) and the pressing cutting block (29), a sliding pressing block (37) is arranged in the first pressing cavity (38), and a first pressing spring (39) is arranged between the inner wall of the first pressing cavity (38) and the pressing block (37).
7. The method for preparing the flame-retardant fabric for disposable clothes according to claim 3, wherein an outlet (27) is formed in the cutting box (17), and a collecting box (18) is arranged right below the outlet (27).
8. The method for preparing the flame-retardant fabric for disposable garments according to claim 2, wherein a storage chamber (19) for storing raw materials is provided in the spraying box (15), and a spraying gun (20) which is obliquely aligned with the flame-retardant non-woven fabric (13) is connected to the storage chamber (19).
9. The method for preparing the flame-retardant fabric for disposable clothes according to claim 8, wherein a waste cavity (22) is further formed in the spraying box (15), and the grinding wheel (23) is positioned above the waste cavity (22).
10. The method for preparing flame-retardant fabric for disposable garments according to claim 9, wherein a compression plate (41) is further provided in the spray box (15), and the compression plate contacts the flame-retardant polyethylene film (40) before the rolling wheel (23).
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| CN202111038048.8A CN113897794B (en) | 2021-09-06 | 2021-09-06 | Disposable garment flame-retardant fabric and preparation method thereof |
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| CN202111038048.8A CN113897794B (en) | 2021-09-06 | 2021-09-06 | Disposable garment flame-retardant fabric and preparation method thereof |
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| CN113897794B (en) | 2024-02-13 |
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