CN114134664B - Environment-friendly flame-retardant sofa fabric and preparation method and device thereof - Google Patents
Environment-friendly flame-retardant sofa fabric and preparation method and device thereof Download PDFInfo
- Publication number
- CN114134664B CN114134664B CN202111347749.XA CN202111347749A CN114134664B CN 114134664 B CN114134664 B CN 114134664B CN 202111347749 A CN202111347749 A CN 202111347749A CN 114134664 B CN114134664 B CN 114134664B
- Authority
- CN
- China
- Prior art keywords
- pipe
- mixing
- hot melt
- melt adhesive
- environment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004744 fabric Substances 0.000 title claims abstract description 60
- 239000003063 flame retardant Substances 0.000 title claims abstract description 45
- 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 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 title description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000002156 mixing Methods 0.000 claims abstract description 70
- 239000004831 Hot glue Substances 0.000 claims abstract description 44
- 239000007788 liquid Substances 0.000 claims abstract description 37
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 238000013329 compounding Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims description 33
- 239000011248 coating agent Substances 0.000 claims description 23
- 238000000576 coating method Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 12
- 239000011265 semifinished product Substances 0.000 claims description 10
- 239000000523 sample Substances 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 5
- 239000010902 straw Substances 0.000 claims description 4
- 238000013008 moisture curing Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 18
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000004132 cross linking Methods 0.000 abstract description 4
- 238000002844 melting Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 238000004513 sizing Methods 0.000 abstract description 4
- 238000007711 solidification Methods 0.000 abstract description 4
- 230000008023 solidification Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 2
- 238000011049 filling Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000003570 air Substances 0.000 description 24
- 229910001873 dinitrogen Inorganic materials 0.000 description 9
- 239000007787 solid Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007761 roller coating Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/20—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration or distillation
- D06B23/205—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration or distillation for adding or mixing constituents of the treating material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B1/00—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating
- D06B1/02—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating by spraying or projecting
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/02—Rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
- B32B2037/1215—Hot-melt adhesive
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Nozzles (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses an environment-friendly flame-retardant sofa fabric and a preparation method and a device thereof, and the method comprises the following steps of; step one, mixing PUR hot melt adhesive and flame retardant liquid by using a hot melt adhesive compounding machine; and step two, covering the single-sided velvet base fabric on the bottommost layer. The invention can close the vacuumizer and reseal the extraction pipe by adopting the protection mechanism, thus filling nitrogen into the mixing box, effectively isolating air and water vapor, carrying out longer, finer and more effective mixing/compounding operation, being beneficial to mixing the PUR hot melt adhesive and the flame retardant liquid, leading the mixed liquid to be dispersed uniformly and stably, improving the application adhesion effect and flame retardant effect of the mixed liquid, and avoiding the contact of the PUR hot melt adhesive and the water vapor/air in the mixing stage or the sizing stage, thereby avoiding unnecessary reaction, crosslinking and solidification, avoiding the oxidation possibly occurring in the melting and heating state of the PUR hot melt adhesive, and leading the product to be more durable.
Description
Technical Field
The invention relates to the technical field of sofa fabric preparation, in particular to an environment-friendly flame-retardant sofa fabric and a preparation method and device thereof.
Background
The sofa fabric is a generic name or short name of a main body textile cover used in the sofa manufacturing process, and in the sofa fabric manufacturing process with a composite structure, a hot glue compounding machine can be used for carrying out roller coating operation, so that glue is uniformly covered on the sizing coating, and the PUR hot melt adhesive is utilized for compounding and bonding the sofa fabric and the base fabric.
In the prior art, the PUR hot melt adhesive is influenced by water vapor and air in the mixing process, so that in the using process, the PUR hot melt adhesive can be skinned when meeting the water vapor/air in the melting, mixing, discharging and roller coating stages. Under conventional technology, in order to avoid long-time PUR contacting with water vapor/air, the PUR hot melt adhesive and other materials (such as the mixture of flame retardant liquid) can be rapidly finished in a short time, and the materials can be rapidly discharged and roll-coated in a short time, so that the materials can be unevenly mixed, the mixed materials can be unevenly adhered during coating, the adhesion effect is poor, in addition, the PUR hot melt adhesive layer can be oxidized due to the influence of air and heating, so that the internal color difference is large, the normal use of the sofa fabric is influenced, and the sofa fabric is easy to fall off. For the flame retardant property of the sofa cloth, the existing PUR hot melt adhesive compounding technology is also difficult to meet the related requirements.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides the environment-friendly flame-retardant sofa fabric and the preparation method and the device thereof, the protection mechanism is adopted, the influence of air and water vapor is avoided, the longer-time, finer and more effective mixing/compounding operation can be carried out, the mixing of the PUR hot melt adhesive and the flame retardant liquid is facilitated, the mixed liquid is uniformly and stably dispersed, the application adhesion effect and the flame-retardant effect of the mixed liquid are improved, in addition, the contact of the PUR hot melt adhesive with the water vapor/air can be avoided in the mixing stage or the sizing stage, the unnecessary reaction crosslinking solidification is avoided, meanwhile, the oxidation possibly occurring in the melting and heating state of the PUR hot melt adhesive can be avoided, the product is more durable, in addition, the detection can be carried out when the nitrogen overflows, the waste caused by too much nitrogen is avoided, and the nitrogen cost is saved, so that the problems in the background technology are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the preparation method of the environment-friendly flame-retardant sofa fabric comprises the following steps of;
firstly, mixing PUR hot melt adhesive and flame retardant liquid by using a hot melt adhesive compounding machine, and discharging water vapor of internal air by flushing nitrogen when mixing, so that the nitrogen is flushed to form isolated air, thus forming a pollution-free mixed environment;
covering the single-sided velvet base fabric on the bottommost layer, coating the liquid after the mixing on the single-sided velvet base fabric through a hot melt adhesive compounding machine, attaching the sandy surface fabric to the single-sided velvet base fabric, rolling, compacting, standing for 8-24 hours to perform moisture curing of the PUR hot melt adhesive, and bonding the Sha Famian fabric and the single-sided velvet base fabric through the mixed liquid of the PUR hot melt adhesive and the flame retardant liquid;
and thirdly, removing burrs of the semi-finished product of the environment-friendly flame-retardant sofa fabric by using a cutting machine according to standard sizes, checking whether the burrs are uniform by using personnel, cutting the semi-finished product of the environment-friendly flame-retardant sofa fabric according to packaging requirements after checking uniformity, and packaging the semi-finished product of the environment-friendly flame-retardant sofa fabric into boxes to obtain the environment-friendly flame-retardant sofa fabric.
The environment-friendly flame-retardant sofa fabric preparation device comprises a mixing box, wherein an air inlet pipe is arranged at one side of the mixing box, and a protection mechanism is arranged at one end of the air inlet pipe;
the protection machanism is including setting up the first electric control valve in intake pipe one end, first connecting pipe is installed to first electric control valve one end, first connecting pipe bottom is connected with nitrogen gas compression jar, mixing box top threaded connection has the apron, the suction pipe is installed in the embedding of apron top, nitrogen gas detection probe is installed in the embedding of suction pipe one side, nitrogen gas detection probe one end is installed nitrogen gas detector, the evacuation ware is installed to suction pipe top, the evacuation ware output is connected with the evacuation pipe.
In a preferred embodiment, a plurality of resistance heating rods are embedded and arranged at the top end of the mixing box and positioned outside the cover plate, and the resistance heating rods are fixedly connected with the cover plate.
In a preferred embodiment, mixing tank internally mounted has mixing mechanism, mixing mechanism is including setting up the back flow in mixing tank inside, back flow one end is connected with down the spray tube, down the spray tube bottom is annular equidistance and is provided with a plurality of shower nozzles down, the second electric control valve is installed to the back flow other end, second electric control valve one end is connected with the second connecting pipe, second connecting pipe one side is provided with the output tube, the third electric control valve is installed to output tube one end, the suction pump is installed to second connecting pipe bottom, suction pump input is connected with the backward flow straw, the backward flow straw bottom is connected with annular header, a plurality of end suction heads are installed to annular header bottom.
In a preferred embodiment, a plurality of inclined reamers are installed in the annular collecting pipe, a zigzag reamer is connected to one side of each inclined reamer, a driving rod is connected to the bottom end of each inclined reamer, a first belt pulley is installed at the bottom end of each driving rod, a second belt pulley is arranged on one side of each first belt pulley, a rear driving belt is sleeved outside each second belt pulley, and a driving motor is installed at the bottom end of each second belt pulley.
In a preferred embodiment, a plurality of inclined reamers are arranged in an annular equidistant manner, and the first belt pulley is fixedly connected with the driving rod.
In a preferred embodiment, a collecting nozzle is installed at one end of the third electric control valve, a plurality of arc-shaped spray heads are arranged at the top end of the collecting nozzle, an adjusting support plate is arranged on one side of the collecting nozzle, an adjusting shaft rod is arranged inside the adjusting support plate, a hinge block is connected to the bottom end of the adjusting support plate, a pulling rod is connected to one side of the hinge block, and a pulling cylinder is installed at one end of the pulling rod.
In a preferred embodiment, the adjusting support plate is movably connected with the adjusting shaft rod, and the hinge block is movably connected with the pulling rod.
In a preferred embodiment, one side of the arc-shaped spray head is provided with a plurality of coating rollers which are arranged at equal intervals, and one end of each coating roller is provided with a driving box.
The invention has the technical effects and advantages that:
1. according to the invention, the vacuum extractor is started by adopting the protection mechanism to enable the suction pipe to suck out air in the mixing box, the first electric control valve is opened, nitrogen in the nitrogen compression tank is input into the first connecting pipe for filling operation, after the nitrogen is filled and overflowed into the suction pipe, the nitrogen detection probe is used for detecting, the vacuum extractor can be closed for resealing the suction pipe, so that the inside of the mixing box can be filled with the nitrogen, air and water vapor can be effectively isolated, longer, finer and more effective mixing/compounding operation can be performed, the mixing of the PUR hot melt adhesive and the flame retardant liquid is facilitated, the mixed liquid is uniformly and stably dispersed, the application adhesion effect and the flame retardant effect of the mixed liquid are improved, in addition, in the mixing stage or the sizing stage, the contact of the PUR hot melt adhesive and the water vapor/air can be avoided, so that unnecessary reaction crosslinking solidification is avoided, meanwhile, oxidation possibly occurring under the state of melting and heating of the PUR hot melt adhesive is avoided, the product is more durable, in addition, the detection can be performed when the nitrogen overflows, the waste caused by the overflow of the nitrogen is avoided, and the nitrogen cost is saved;
2. according to the invention, the mixing mechanism is adopted to start the driving motor to drive the second belt pulley to rotate, the driving rod drives the plurality of inclined reamer to rotate, so that the solid PUR hot melt adhesive can be subjected to conical stirring, the heating surface is heated more uniformly, the heating area is wider, the lower part of liquid in the mixing box can flow circularly from bottom to top after the reheating is finished, the flowing stirring mixing operation is formed, the conical flowing operation is realized, and the mixing efficiency and the mixing effect of the PUR hot melt adhesive and the flame retardant liquid can be effectively improved;
3. according to the invention, the pulling cylinder is started to drive the pulling rod to pull back, the hinged block drives the adjusting support plate to rotate anticlockwise on the adjusting shaft rod, the pulling rod is driven to be recovered or pushed by the starting pulling cylinder, and the gap between the collecting spray pipe and the coating roller can be adjusted, so that the spraying positions of the arc spray heads can be adjusted, the single-sided velvet base cloth with different thicknesses can be placed, the effect of adjusting extrusion force on the single-sided velvet base cloth is achieved, the roller contact surface straightening effect is better, and the spraying is more uniform.
In conclusion, through the mutual influence of a plurality of effects, the adhesion effect of mixed liquid is improved by a wide margin, in mixing stage or glueing stage, can avoid PUR hot melt adhesive and steam/air reaction and crosslinking solidification, simultaneously, can also avoid the oxidation that PUR hot melt adhesive probably takes place under the molten state, and is more durable, in addition, can detect when nitrogen overflows, avoid nitrogen to overflow too much and cause extravagant, realize the circulation flow of lower part liquid from the bottom up in the mixing box, form the toper stirring mixing operation, the mixing effect is better, be applicable to the placing of the single face fine hair backing of different thickness, also play the effect of adjusting the extrusion force to the single face fine hair backing, make roller attach contact surface to be straight effect better, the spraying is more even, lengthen the life of sofa surface fabric in total, the adhesion homogeneity is higher simultaneously, it is more durable.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic view of the sectional structure of a coating roller according to the present invention.
FIG. 3 is a schematic view of the joint between the mixing box and the air inlet pipe.
Fig. 4 is a schematic diagram of the joint between the inclined reamer and the zigzag reamer according to the present invention.
FIG. 5 is a schematic view of the joint of the hinge block and the pull rod according to the present invention.
Fig. 6 is an enlarged schematic view of the structure of fig. 3 a according to the present invention.
The reference numerals are: 1. a mixing box; 2. an air inlet pipe; 3. a first electrically-operated control valve; 4. a first connection pipe; 5. a nitrogen compression tank; 6. a suction pipe; 7. a nitrogen gas detection probe; 8. a nitrogen detector; 9. a vacuum extractor; 10. a withdrawal pipe; 11. a resistance heating rod; 12. a cover plate; 13. a second electrically-operated control valve; 14. a return pipe; 15. a lower spray pipe; 16. a lower nozzle; 17. a second connection pipe; 18. an output pipe; 19. a third electrically-operated control valve; 20. sucking a pump; 21. a reflux suction pipe; 22. an annular header; 23. a bottom suction head; 24. a driving rod; 25. a tilting reamer; 26. a reamer of a zigzag shape; 27. a first pulley; 28. a second pulley; 29. a drive belt; 30. a driving motor; 31. collecting spray pipes; 32. arc-shaped spray heads; 33. adjusting the support plate; 34. adjusting the shaft lever; 35. a hinge block; 36. pulling the rod; 37. pulling the air cylinder; 38. a paint roller; 39. and a driving box.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
An environment-friendly flame-retardant sofa fabric and a preparation method thereof comprise the following steps of;
firstly, mixing PUR hot melt adhesive and flame retardant liquid by using a hot melt adhesive compounding machine, and discharging water vapor of internal air by flushing nitrogen when mixing, so that the nitrogen is flushed to form isolated air, thus forming a pollution-free mixed environment;
covering the single-sided velvet base fabric on the bottommost layer, coating liquid after mixing on the single-sided velvet base fabric through a hot melt adhesive compounding machine, attaching the sofa fabric on the single-sided velvet base fabric, rolling, compacting, standing for 8-24 hours to perform moisture curing of PUR hot melt adhesive, and bonding Sha Famian fabric and the single-sided velvet base fabric through mixed liquid of the PUR hot melt adhesive and flame retardant liquid to prepare an environment-friendly flame-retardant sofa fabric semi-finished product;
and thirdly, removing burrs of the semi-finished product of the environment-friendly flame-retardant sofa fabric by using a cutting machine according to standard sizes, checking whether the burrs are uniform by using personnel, cutting the semi-finished product of the environment-friendly flame-retardant sofa fabric according to packaging requirements after checking uniformity, and packaging the semi-finished product of the environment-friendly flame-retardant sofa fabric into boxes to obtain the environment-friendly flame-retardant sofa fabric.
The preparation device of the environment-friendly flame-retardant sofa fabric shown in the attached figures 1-6 comprises a mixing box 1, wherein an air inlet pipe 2 is arranged on one side of the mixing box 1, and a protection mechanism is arranged at one end of the air inlet pipe 2;
the protection machanism is including setting up the first electric control valve 3 in intake pipe 2 one end, first connecting pipe 4 is installed to first electric control valve 3 one end, first connecting pipe 4 bottom is connected with nitrogen gas compression jar 5, mixing box 1 top threaded connection has apron 12, and intake pipe 6 is installed in the embedding of apron 12 top, and intake pipe 6 one side embedding is installed nitrogen gas detection probe 7, and nitrogen gas detection probe 7 one end is installed nitrogen gas detector 8, and evacuating device 9 is installed on intake pipe 6 top, and evacuating device 9 output is connected with extraction tube 10.
As shown in fig. 3 and 6, a plurality of resistance heating rods 11 are embedded and arranged at the top end of the mixing box 1 and outside the cover plate 12, and the resistance heating rods 11 are fixedly connected with the cover plate 12, so that the resistance heating rods 11 can uniformly heat the inside of the mixing box 1.
As shown in fig. 3 and 4, the mixing mechanism is installed inside the mixing box 1, the mixing mechanism comprises a return pipe 14 arranged inside the mixing box 1, one end of the return pipe 14 is connected with a lower spray pipe 15, the bottom end of the lower spray pipe 15 is provided with a plurality of lower spray heads 16 at equal intervals in a ring shape, the other end of the return pipe 14 is provided with a second electric control valve 13, one end of the second electric control valve 13 is connected with a second connecting pipe 17, one side of the second connecting pipe 17 is provided with an output pipe 18, one end of the output pipe 18 is provided with a third electric control valve 19, the bottom end of the second connecting pipe 17 is provided with a suction pump 20, the input end of the suction pump 20 is connected with a return suction pipe 21, the bottom end of the return pipe 21 is connected with a ring-shaped collecting pipe 22, the bottom end of the ring-shaped collecting pipe 22 is provided with a plurality of bottom suction heads 23, so as to close the third electric control valve 19, open the second electric control valve 13, then the suction pump 20 is started to enable the plurality of bottom heads 23 to generate suction force, the mixed liquid is sucked into the return pipe 14 to be collected into the lower spray pipe 15 to perform lower spray, so as to form a flowing circulation operation, and the mixing fluidity is higher.
As shown in fig. 4, a plurality of inclined reamer 25 are installed in the annular collecting pipe 22, a zigzag reamer 26 is connected to one side of the inclined reamer 25, a driving rod 24 is connected to the bottom end of the inclined reamer 25, a first belt pulley 27 is installed at the bottom end of the driving rod 24, a second belt pulley 28 is arranged on one side of the first belt pulley 27, a rear driving belt 29 is sleeved outside the second belt pulley 28, a driving motor 30 is installed at the bottom end of the second belt pulley 28, so that the driving motor 30 is started to drive the second belt pulley 28 to rotate, the driving rod 24 drives the plurality of inclined reamer 25 to enable the zigzag reamer 26 to rotate, conical stirring operation can be formed, and the purposes of fine crushing and more uniform heating of PUR hot melt adhesive solids are achieved.
As shown in fig. 4, the inclined reamers 25 are arranged in annular equidistant manner, the first belt pulley 27 is fixedly connected with the driving rod 24, so that the first belt pulley 27 drives the driving rod 24 to rotate, and the inclined reamers 25 can realize conical cutting stirring operation.
As shown in fig. 1 and fig. 5, a collecting nozzle 31 is installed at one end of the third electric control valve 19, a plurality of arc spray heads 32 are arranged at the top end of the collecting nozzle 31, an adjusting support plate 33 is arranged at one side of the collecting nozzle 31, an adjusting shaft rod 34 is arranged in the adjusting support plate 33, a hinge block 35 is connected to the bottom end of the adjusting support plate 33, a pulling rod 36 is connected to one side of the hinge block 35, a pulling cylinder 37 is installed at one end of the pulling rod 36 so as to start the pulling cylinder 37 to drive the pulling rod 36 to pull back, the hinge block 35 drives the adjusting support plate 33 to rotate anticlockwise on the adjusting shaft rod 34, and gap size adjusting operation between the collecting nozzle 31 and a coating roller 38 can be achieved.
As shown in fig. 5, the adjusting support plate 33 is movably connected with the adjusting shaft lever 34, the hinge block 35 is movably connected with the pulling rod 36, so that the adjusting support plate 33 can rotate on the adjusting shaft lever 34, and the pulling rod 36 drives the hinge block 35 to move.
As shown in fig. 2, one side of the arc-shaped spray head 32 is provided with a plurality of coating rollers 38 which are equidistantly arranged, and one end of each coating roller 38 is provided with a driving box 39, so that a motor in the driving box 39 drives the coating roller 38 to rotate, and single-sided velvet base cloth moving operation is realized.
The working principle of the invention is as follows: when the single-sided velvet base cloth is installed, the single-sided velvet base cloth can be installed at the position between the coating roller 38 and the adjusting support plate 33, then sequentially passes through the positions between two adjacent coating rollers 38 to form S-shaped winding, then the pulling cylinder 37 is started to drive the pulling rod 36 to pull back, the pulling rod 36 drives the hinging block 35 to move, the hinging block 35 drives the adjusting support plate 33 to rotate anticlockwise on the adjusting shaft rod 34, the adjusting support plate 33 drives the collecting spray pipe 31 to enlarge a gap between the collecting spray pipe 31 and the coating roller 38, and therefore the gap between the collecting spray pipe 31 and the coating roller 38 can be adjusted by starting the pulling rod 36 to be recovered or pushed, after the gap is adjusted, the motor inside the driving box 39 is started to drive the coating roller 38, and the coating roller 38 drives a plurality of single-sided velvet base cloths to carry out rolling movement operation;
when nitrogen is protected, a cover plate 12 can be opened to guide PUR hot melt adhesive solid and flame retardant liquid into the mixing box 1, then the cover plate 12 is covered, a vacuumizer 9 is started to suck air in the mixing box 1 out along a suction pipe 10, so that the inside of the mixing box 1 is vacuumized, a first electric control valve 3 is opened, nitrogen in a nitrogen compression tank 5 is input into a first connecting pipe 4, enters the first electric control valve 3 along the first connecting pipe 4, is input into an air inlet pipe 2 through the first electric control valve 3, enters the mixing box 1 along the air inlet pipe 2, so that the inside of the mixing box 1 is filled, nitrogen can be filled into the mixing box 1 to gather above the PUR hot melt adhesive solid and above the flame retardant liquid, after the nitrogen is fully overflowed into the suction pipe 6, a nitrogen detection probe 7 is detected, after a detection numerical value is displayed on the nitrogen detector 8, the vacuumizer 9 can be closed and the sealing cloth cover is used for sealing the suction pipe 10;
when the flame retardants are mixed, a plurality of resistance heating rods 11 are electrified to enable the inside of the mixing box 1 to generate heat, the PUR hot melt adhesive solid begins to melt, a driving motor 30 is started to drive a second belt pulley 28 to rotate, a driving belt 29 drives a first belt pulley 27 to rotate, the first belt pulley 27 drives a driving rod 24 to rotate, the driving rod 24 drives a plurality of inclined reamer 25 to drive, the inclined reamer 25 drives a folding reamer 26 to rotate, so that conical crushing operation of the PUR hot melt adhesive solid is accelerated, the heating surface is heated more uniformly, and meanwhile, the folding reamer 26 drives flame retardant liquid and the PUR hot melt adhesive to mix;
when the circulation flow is mixed, the third electric control valve 19 is closed, the second electric control valve 13 is opened, the suction pump 20 is started to enable the plurality of bottom suction heads 23 to generate suction force, the bottom suction heads 23 suck mixed liquid into the annular collecting pipe 22, the mixed liquid is input into the backflow suction pipe 21 through the annular collecting pipe 22, enters the second connecting pipe 17 along the backflow suction pipe 21, is input into the second electric control valve 13 through the second connecting pipe 17, is input into the backflow pipe 14 along the second electric control valve 13, is collected into the lower spray pipe 15 through the backflow pipe 14, and is sprayed into the mixing box 1 through the plurality of lower spray pipes 15, so that the circulation mixing effect of the PUR hot melt adhesive and the flame retardant is quickened, the circulation flow operation is formed, and the mixing effect is better;
when spraying a coating cover, the second electric control valve 13 is closed, the third electric control valve 19 is opened, the suction pump 20 is started to suck the mixed liquid in the mixing box 1 into the annular collecting pipe 22 through the bottom suction head 23 of the pipe 10, the mixed liquid is input into the backflow suction pipe 21 through the annular collecting pipe 22, enters the suction pump 20 along the backflow suction pipe 21, is input into the output pipe 18 through the suction pump 20, is injected into the third electric control valve 19 along the output pipe 18, finally enters the collecting spray pipe 31 through the third electric control valve 19, is output into the plurality of arc spray nozzles 32 through the collecting spray pipe 31, finally the plurality of arc spray nozzles 32 spray the mixed liquid onto the single-sided velvet base fabric, and the mixed liquid is uniformly adhered to the upper surface of the single-sided velvet base fabric by the rolling of the coating roller 38.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (1)
1. The preparation device for realizing the preparation method of the environment-friendly flame-retardant sofa fabric is characterized by comprising a mixing box (1), wherein an air inlet pipe (2) is arranged at one side of the mixing box (1), and a protection mechanism is arranged at one end of the air inlet pipe (2);
the protection mechanism comprises a first electric control valve (3) arranged at one end of the air inlet pipe (2), a first connecting pipe (4) is arranged at one end of the first electric control valve (3), the bottom end of the first connecting pipe (4) is connected with a nitrogen compression tank (5), the top end of the mixing tank (1) is in threaded connection with a cover plate (12), the top end of the cover plate (12) is embedded with a suction pipe (6), one side of the suction pipe (6) is embedded with a nitrogen detection probe (7), one end of the nitrogen detection probe (7) is provided with a nitrogen detector (8), the top end of the suction pipe (6) is provided with a vacuumizing device (9), and the output end of the vacuumizing device (9) is connected with a vacuumizing pipe (10);
the top end of the mixing box (1) is positioned outside the cover plate (12), a plurality of resistance heating rods (11) are embedded and arranged, and the resistance heating rods (11) are fixedly connected with the cover plate (12);
mixing box (1) internally mounted has mixing mechanism, mixing mechanism is including setting up at the inside back flow (14) of mixing box (1), back flow (14) one end is connected with down spray tube (15), down spray tube (15) bottom is annular equidistance and is provided with a plurality of shower nozzles (16), second electronic control valve (13) are installed to back flow (14) other end, second electronic control valve (13) one end is connected with second connecting pipe (17), second connecting pipe (17) one side is provided with output tube (18), third electronic control valve (19) are installed to output tube (18) one end, suction pump (20) are installed to second connecting pipe (17) bottom, suction pump (20) input is connected with backward flow straw (21), backward flow straw (21) bottom is connected with annular header (22), a plurality of bottom suction heads (23) are installed to annular header (22) bottom.
The novel reamer is characterized in that a plurality of inclined reamers (25) are arranged in the annular collecting pipe (22), one side of each inclined reamer (25) is connected with a zigzag reamer (26), the bottom end of each inclined reamer (25) is connected with a driving rod (24), a first belt pulley (27) is arranged at the bottom end of each driving rod (24), a second belt pulley (28) is arranged on one side of each first belt pulley (27), a rear driving belt (29) is sleeved outside each second belt pulley (28), and a driving motor (30) is arranged at the bottom end of each second belt pulley (28);
the plurality of inclined reamers (25) are arranged in an annular equidistant manner, and the first belt pulley (27) is fixedly connected with the driving rod (24);
a collecting spray pipe (31) is arranged at one end of the third electric control valve (19), a plurality of arc spray heads (32) are arranged at the top end of the collecting spray pipe (31), an adjusting support plate (33) is arranged on one side of the collecting spray pipe (31), an adjusting shaft rod (34) is arranged in the adjusting support plate (33), a hinge block (35) is connected to the bottom end of the adjusting support plate (33), a pulling rod (36) is connected to one side of the hinge block (35), and a pulling cylinder (37) is arranged at one end of the pulling rod (36);
the adjusting support plate (33) is movably connected with the adjusting shaft lever (34), and the hinge block (35) is movably connected with the pulling rod (36);
a plurality of coating rollers (38) which are equidistantly arranged are arranged on one side of the arc-shaped spray head (32), and a driving box (39) is arranged at one end of each coating roller (38);
the preparation method of the environment-friendly flame-retardant sofa fabric comprises the following steps of;
firstly, mixing PUR hot melt adhesive and flame retardant liquid by using a hot melt adhesive compounding machine, wherein nitrogen is required to be flushed in the mixture to discharge water vapor of internal air, so that the nitrogen is flushed in to form isolated air, and a pollution-free mixed environment is formed;
covering the single-sided velvet base fabric on the bottommost layer, coating the mixed liquid on the single-sided velvet base fabric through a hot melt adhesive compounding machine, attaching the sandy surface fabric on the single-sided velvet base fabric, rolling, compacting, standing for 8-24 hours to perform moisture curing of the PUR hot melt adhesive, and bonding the Sha Famian fabric and the single-sided velvet base fabric through the mixed liquid of the PUR hot melt adhesive and the flame retardant liquid;
and thirdly, removing burrs of the semi-finished product of the environment-friendly flame-retardant sofa fabric by using a cutting machine according to standard sizes, checking whether the burrs are uniform by using personnel, cutting the semi-finished product of the environment-friendly flame-retardant sofa fabric according to packaging requirements after checking uniformity, and packaging the semi-finished product of the environment-friendly flame-retardant sofa fabric into boxes to obtain the environment-friendly flame-retardant sofa fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111347749.XA CN114134664B (en) | 2021-11-15 | 2021-11-15 | Environment-friendly flame-retardant sofa fabric and preparation method and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111347749.XA CN114134664B (en) | 2021-11-15 | 2021-11-15 | Environment-friendly flame-retardant sofa fabric and preparation method and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114134664A CN114134664A (en) | 2022-03-04 |
| CN114134664B true CN114134664B (en) | 2024-02-13 |
Family
ID=80394001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111347749.XA Active CN114134664B (en) | 2021-11-15 | 2021-11-15 | Environment-friendly flame-retardant sofa fabric and preparation method and device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114134664B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB272217A (en) * | 1926-06-04 | 1927-12-22 | Solex | Improvements in and relating to carburettors |
| KR20100063505A (en) * | 2008-12-03 | 2010-06-11 | 나규일 | Coating device for coat hanger manufacturing installation |
| CN102242473A (en) * | 2011-07-01 | 2011-11-16 | 扬州新扬科技发展产业有限公司 | Gluing clearance adjustment system of carbon fiber prepreg machine |
| CN203128839U (en) * | 2013-01-08 | 2013-08-14 | 黄御玮 | Braid dyeing device and its braid compression roller assembly with adjustable gap |
| CN204282039U (en) * | 2014-11-20 | 2015-04-22 | 嘉兴米高美超细纤维有限公司 | A kind of dyeing machine for superfine fibre continuous dyeing |
| CN105464626A (en) * | 2015-11-17 | 2016-04-06 | 中国石油大学(华东) | Injection drainage type gas-liquid separation casing pipe gas recovery equipment and method |
| CN108045064A (en) * | 2017-12-20 | 2018-05-18 | 浙江同辉纺织股份有限公司 | No solvent residue composite sand fermentation material manufacturing technique |
| CN108623001A (en) * | 2018-04-12 | 2018-10-09 | 南宁绿智环保科技有限公司 | A kind of denitrogenation aerobic particle mud sequencing batch reactor and its working method |
| CN108823996A (en) * | 2018-07-12 | 2018-11-16 | 安徽月娇家具有限公司 | A kind of production method of flame resistance sofa fabric |
| KR101941479B1 (en) * | 2018-05-04 | 2019-01-23 | 박진성 | A mixed liquid supply device |
| CN109594348A (en) * | 2018-11-01 | 2019-04-09 | 浙江金三发粘合衬有限公司 | A kind of preparation process of fire retardant protective clothing dedicated functionality lining |
| CN209885790U (en) * | 2019-01-22 | 2020-01-03 | 富睿纺织品(上海)有限公司 | Permanent antibiotic mite PUR environment-friendly hot melt adhesive accords with material preparation facilities that removes |
| CN210314820U (en) * | 2019-08-16 | 2020-04-14 | 苏州金纬片板膜智能装备有限公司 | Precise presoaking coating device for unidirectional presoaking composite production equipment |
| CN210964893U (en) * | 2019-10-11 | 2020-07-10 | 浙江富利华水晶科技有限公司 | Quartzy liquid mixing circulation agitating unit that sprays paint |
| CN113441104A (en) * | 2021-08-06 | 2021-09-28 | 广东多正树脂科技有限公司 | PUR pilot test device and continuous pilot test equipment applying same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019220456A1 (en) * | 2018-05-17 | 2019-11-21 | Parmar Ukalal Devjibhai | Submersible water lifting assembly and automatic fire fighting system for unmanned platforms having said system |
-
2021
- 2021-11-15 CN CN202111347749.XA patent/CN114134664B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB272217A (en) * | 1926-06-04 | 1927-12-22 | Solex | Improvements in and relating to carburettors |
| KR20100063505A (en) * | 2008-12-03 | 2010-06-11 | 나규일 | Coating device for coat hanger manufacturing installation |
| CN102242473A (en) * | 2011-07-01 | 2011-11-16 | 扬州新扬科技发展产业有限公司 | Gluing clearance adjustment system of carbon fiber prepreg machine |
| CN203128839U (en) * | 2013-01-08 | 2013-08-14 | 黄御玮 | Braid dyeing device and its braid compression roller assembly with adjustable gap |
| CN204282039U (en) * | 2014-11-20 | 2015-04-22 | 嘉兴米高美超细纤维有限公司 | A kind of dyeing machine for superfine fibre continuous dyeing |
| CN105464626A (en) * | 2015-11-17 | 2016-04-06 | 中国石油大学(华东) | Injection drainage type gas-liquid separation casing pipe gas recovery equipment and method |
| CN108045064A (en) * | 2017-12-20 | 2018-05-18 | 浙江同辉纺织股份有限公司 | No solvent residue composite sand fermentation material manufacturing technique |
| CN108623001A (en) * | 2018-04-12 | 2018-10-09 | 南宁绿智环保科技有限公司 | A kind of denitrogenation aerobic particle mud sequencing batch reactor and its working method |
| KR101941479B1 (en) * | 2018-05-04 | 2019-01-23 | 박진성 | A mixed liquid supply device |
| CN108823996A (en) * | 2018-07-12 | 2018-11-16 | 安徽月娇家具有限公司 | A kind of production method of flame resistance sofa fabric |
| CN109594348A (en) * | 2018-11-01 | 2019-04-09 | 浙江金三发粘合衬有限公司 | A kind of preparation process of fire retardant protective clothing dedicated functionality lining |
| CN209885790U (en) * | 2019-01-22 | 2020-01-03 | 富睿纺织品(上海)有限公司 | Permanent antibiotic mite PUR environment-friendly hot melt adhesive accords with material preparation facilities that removes |
| CN210314820U (en) * | 2019-08-16 | 2020-04-14 | 苏州金纬片板膜智能装备有限公司 | Precise presoaking coating device for unidirectional presoaking composite production equipment |
| CN210964893U (en) * | 2019-10-11 | 2020-07-10 | 浙江富利华水晶科技有限公司 | Quartzy liquid mixing circulation agitating unit that sprays paint |
| CN113441104A (en) * | 2021-08-06 | 2021-09-28 | 广东多正树脂科技有限公司 | PUR pilot test device and continuous pilot test equipment applying same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114134664A (en) | 2022-03-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106671445A (en) | Pouring forming method of wind driven generator blade bonding corners | |
| CN114134664B (en) | Environment-friendly flame-retardant sofa fabric and preparation method and device thereof | |
| CN115380944B (en) | Crushing, enzymolysis and separation integrated equipment for manufacturing oyster juice and oyster juice production method | |
| CN212000195U (en) | High-efficient destarch machine | |
| CN109834811A (en) | A kind of ceramic process goods of furniture for display rather than for use glazing device with cooling device | |
| CN205310593U (en) | Plastic film cleaning device | |
| CN216914594U (en) | Non-woven fabric laminating device | |
| KR100573950B1 (en) | Equipment for the production of hollow plastic panel and preparing method | |
| CN210337205U (en) | Composite active carbon cloth processing device | |
| CN211552260U (en) | Textile fabric drying device for spinning | |
| CN210906440U (en) | Dust suppression device for smashing ceramic tile raw materials | |
| CN209360417U (en) | A kind of pulp-milling mechanism | |
| CN114053910A (en) | Ceramic tile crack beautifying agent production device and production method thereof | |
| CN220447208U (en) | Printing consumable waste recycling structure | |
| CN207696737U (en) | A kind of glazed tiles self-glazing machine | |
| CN220406454U (en) | Magnetic powder inspection device with recovery function | |
| CN217704707U (en) | Two-sided online coarse geomembrane apparatus for producing that spouts | |
| CN206953415U (en) | A kind of injection machine to stir | |
| CN218655961U (en) | Reaction kettle cleaning device | |
| CN212451755U (en) | Novel melt and spout extruder for cloth production and processing | |
| CN115177152A (en) | Coffee extraction device and coffee extraction method | |
| CN215302979U (en) | Rice noodle processing device with cleaning function | |
| CN216804039U (en) | Preprocessing processing equipment for production raw materials of melt-blown non-woven fabric | |
| CN213558021U (en) | Ointment heated air circulation coating unit | |
| CN217179209U (en) | Soybean cures heat reclamation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |