CN111321508B - Blended elastic knitted fabric and preparation process thereof - Google Patents
Blended elastic knitted fabric and preparation process thereof Download PDFInfo
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- CN111321508B CN111321508B CN202010199127.6A CN202010199127A CN111321508B CN 111321508 B CN111321508 B CN 111321508B CN 202010199127 A CN202010199127 A CN 202010199127A CN 111321508 B CN111321508 B CN 111321508B
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- 239000004744 fabric Substances 0.000 title claims abstract description 104
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000010008 shearing Methods 0.000 claims abstract description 63
- 239000012209 synthetic fiber Substances 0.000 claims abstract description 19
- 229920002994 synthetic fiber Polymers 0.000 claims abstract description 19
- 238000002156 mixing Methods 0.000 claims abstract description 17
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 13
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 13
- 241001330002 Bambuseae Species 0.000 claims abstract description 13
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 13
- 239000011425 bamboo Substances 0.000 claims abstract description 13
- 239000003610 charcoal Substances 0.000 claims abstract description 13
- 239000000835 fiber Substances 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 13
- 229920000742 Cotton Polymers 0.000 claims abstract description 11
- 239000007822 coupling agent Substances 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims abstract description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 8
- 239000000661 sodium alginate Substances 0.000 claims abstract description 8
- 235000010413 sodium alginate Nutrition 0.000 claims abstract description 8
- 229940005550 sodium alginate Drugs 0.000 claims abstract description 8
- 238000009941 weaving Methods 0.000 claims abstract description 8
- 229920002678 cellulose Polymers 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 238000009940 knitting Methods 0.000 claims abstract description 7
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 0.000 claims abstract description 7
- 238000009987 spinning Methods 0.000 claims abstract description 7
- 238000007493 shaping process Methods 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 32
- 210000004209 hair Anatomy 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 20
- 238000010009 beating Methods 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims 1
- 230000035699 permeability Effects 0.000 abstract description 8
- 239000000203 mixture Substances 0.000 abstract description 4
- 210000002268 wool Anatomy 0.000 description 19
- 239000000428 dust Substances 0.000 description 14
- 238000007667 floating Methods 0.000 description 8
- 238000010079 rubber tapping Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 208000034699 Vitreous floaters Diseases 0.000 description 2
- 238000009960 carding Methods 0.000 description 2
- 210000001520 comb Anatomy 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- AFBPFSWMIHJQDM-UHFFFAOYSA-N N-methylaniline Chemical compound CNC1=CC=CC=C1 AFBPFSWMIHJQDM-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920013636 polyphenyl ether polymer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000036346 tooth eruption Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/18—Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/10—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C13/00—Shearing, clipping or cropping surfaces of textile fabrics; Pile cutting; Trimming seamed edges
- D06C13/06—Removing floats
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06G—MECHANICAL OR PRESSURE CLEANING OF CARPETS, RUGS, SACKS, HIDES, OR OTHER SKIN OR TEXTILE ARTICLES OR FABRICS; TURNING INSIDE-OUT FLEXIBLE TUBULAR OR OTHER HOLLOW ARTICLES
- D06G1/00—Beating, brushing, or otherwise mechanically cleaning or pressure cleaning carpets, rugs, sacks, hides, or other skin or textile articles or fabrics
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/04—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of halogenated hydrocarbons
- D10B2321/041—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of halogenated hydrocarbons polyvinyl chloride or polyvinylidene chloride
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Knitting Of Fabric (AREA)
Abstract
The invention discloses a blended elastic knitted fabric and a preparation process thereof, wherein the preparation process comprises the following steps of A, uniformly mixing polyvinyl chloride, ethylene propylene rubber, sodium stearate, bamboo charcoal powder and nano titanium dioxide, heating the mixture to a molten state, adding a coupling agent, cellulose ester and sodium alginate, continuously uniformly mixing the mixture, and extruding the mixture from a spinneret plate to obtain synthetic fibers; step B, alternately arranging the synthetic fibers, the cotton fibers and the modal fibers according to the sequence of 2: 1-3, and obtaining single yarns through a spinning process; step C, cabling the single yarns to form folded yarns; d, weaving the composite yarn by using a rib knitting machine to obtain grey cloth; e, pre-shaping the grey cloth at high temperature; and F, carrying out grabbing and shearing treatment on the grey cloth to obtain the blended elastic knitted fabric. The blended elastic knitted fabric prepared by the invention has the advantages of strong elasticity, comfortable wearing, excellent moisture permeability and air permeability, simple preparation process, easy production process operation and wide application prospect.
Description
Technical Field
The invention relates to the technical field of knitted fabrics, in particular to a blended elastic knitted fabric and a preparation process thereof.
Background
The fabric for clothes has the advantages of high softness, air permeability, sweat absorption and the like, and also has certain elasticity, the existing elastic fabric is lack of sufficient elastic deformation capacity, the fabric with high elasticity often adopts a compact fabric structure, and gaps among yarns in the fabric are small, so that the moisture permeability and air permeability of the fabric are seriously influenced, and the wearing comfort is further influenced.
Chinese patent CN103668700A discloses a high-elasticity fabric and a preparation method thereof, which is prepared by mixing ethylene propylene rubber, polyethylene glycol, monomethyl aniline, polyphenyl ether, calcium stearate, fatty acid polyvinyl chloride ether and a coupling agent, heating and melting the raw materials, adding the coupling agent, uniformly mixing, extruding the mixture from a spinneret plate to form fibers, and weaving the fibers into the fabric. But the comfort of the high-elasticity fabric prepared by the patent is poor.
In addition, the fleece catching and shearing machine for the fabric in the prior art has a single structure and a short fleece catching and shearing process, and can not well remove the floating fleece on the surface of the fabric, so that the fabric has a rough surface and poor quality.
Disclosure of Invention
Aiming at the problems, the invention provides a blended elastic knitted fabric and a preparation process thereof.
The technical scheme adopted by the invention for solving the problems is as follows: a preparation process of blended elastic knitted fabric comprises the following steps:
step A, uniformly mixing 40-60 parts of polyvinyl chloride, 20-35 parts of ethylene propylene rubber, 6-12 parts of sodium stearate, 8-16 parts of bamboo charcoal powder and 2.5-5 parts of nano titanium dioxide, heating to a molten state, adding 5-12 parts of coupling agent, 1.5-3.5 parts of cellulose ester and 1.2-2.2 parts of sodium alginate, continuously uniformly mixing, and extruding from a spinneret plate to obtain synthetic fibers;
step B, the synthetic fibers, the cotton fibers and the modal fibers obtained in the step A are alternately arranged according to the sequence of 2: 1-3, and single yarns are obtained through a spinning process;
step C, doubling and twisting the single yarns obtained in the step B to form folded yarns, wherein the twist is 12-16 twists/inch;
d, weaving the composite yarn obtained in the step C by using a rib knitting machine to obtain grey cloth;
e, pre-shaping the grey cloth obtained in the step D at a high temperature for 80-120 s, controlling the speed of the grey cloth to be 20-40 m/min, and overfeeding the grey cloth by 1-3%;
and F, feeding the grey cloth subjected to high-temperature pre-setting into a grabbing shearing machine, and carrying out grabbing shearing treatment to obtain the blended elastic knitted fabric.
Further, in the step A, the granularity of the bamboo charcoal powder is 500-1000 meshes.
Further, in the step B, the synthetic fibers, the cotton fibers and the modal fibers are alternately arranged in the order of 1:1: 1.
In step E, the temperature for tentering and setting is 170-185 ℃.
Further, in step F, the process parameters of the shearing and grabbing treatment are as follows: the hair-grabbing tension is 3-4 kg, the hair-grabbing speed is 8-10 m/min, the hair-shearing tension is 5-6.5 kg, and the vehicle speed is 6-10 m/min.
Further, in step F, the shearing and grabbing machine comprises:
the rack comprises a bottom plate, a top plate and a pair of side plates which are arranged between the bottom plate and the top plate and are arranged in front and back;
the guiding mechanism is arranged between the pair of side plates and comprises a lower guide roller and an upper guide roller, and a first tension roller is arranged on the right side of the guiding mechanism;
the hair grabbing device is positioned on the right side of the first tension roller and comprises a first guide-in roller, a hair cleaning wheel, a hair grabbing roller and a drying device, the hair grabbing roller is positioned on the right side of the first tension roller, the first guide-in roller is positioned at the upper left end of the hair grabbing roller and positioned on the right side of the first tension roller, the hair cleaning wheel is positioned at the lower left end of the hair grabbing roller, and the drying device is positioned below the hair grabbing roller;
the shearing device is arranged on the right side of the hair grabbing device and comprises a shearing roller and a combing roller, and the shearing roller is arranged on the left side of the combing roller;
the traction device is arranged at the right ends of the pair of side plates and is positioned at the right side of the comb roller;
and the beating mechanism is arranged between the wool grabbing roller and the shearing device.
Further, patting mechanism is including installing the bedplate, patting guide arm, pendulum rod, push rod and cam drive assembly, cam drive assembly installs on the installation bedplate, the push rod is connected below cam drive assembly, the left end pin joint of pendulum rod is in the piece even of push rod, the right-hand member pin joint of pendulum rod is in patting the guide arm, be equipped with left installation piece and right installation piece below the installation bedplate, the push rod is in an intracavity of left side installation piece slides, patting the guide arm and be in slide in the four chambeies of right side installation piece.
Furthermore, the cam driving assembly comprises a driving motor and a cam, the cam is installed in front of the driving motor, a push rod is arranged on the push rod, a small wheel is arranged on the push rod and connected with the cam in a transmission mode, a connecting block is connected to the right side of the push rod, a small ball socket is formed in the right end of the connecting block, and a large ball socket is formed in the inside of the flapping guide rod.
Furthermore, two cavities are further formed in the left mounting block, the two cavities are in through connection with the right side of the first cavity, the connecting block is located in the two cavities, three cavities are further formed in the right mounting block, the three cavities are in through connection between the two cavities and the four cavities, the middle of the swing rod is hinged in the three cavities, a left ball head is arranged at the left end of the swing rod, the left ball head is in pin joint with the small ball socket, a right ball head is arranged at the right end of the swing rod, and the right ball head is in pin joint with the large ball socket.
Furthermore, a compression spring is further arranged in the cavity, the upper end of the compression spring is abutted to the bottom of the push rod, the lower end of the compression spring is abutted to the bottom of the cavity, and the lower end of the flapping guide rod is connected with a flapping plate.
Further, grab hair device still includes atomizing nozzle, first driving roller, derivation roller and dust extraction, atomizing nozzle installs clear hair wheel with grab between the hair roller, first driving roller sets up grab the upper right corner of hair roller, dust extraction sets up the right of first driving roller, the derivation roller sets up dust extraction's the right, beater mechanism is located dust extraction's top.
Furthermore, the shearing device further comprises a second guide roller and a second driving roller, the second guide roller is arranged on the left side of the combing roller and located on the upper side of the shearing roller, and the second driving roller is arranged on the combing roller.
Still further, the drawing device comprises a lower drawing roll and an upper drawing roll, the lower drawing roll is arranged above the upper drawing roll, and the upper drawing roll is positioned at the right side of the comb roll.
Further, a first tension roller is provided to the right of the upper guide roller.
The invention also aims to provide the blended elastic knitted fabric prepared by the preparation process.
The invention has the advantages that:
(1) the blended elastic knitted fabric prepared by the invention is formed by blending synthetic fibers, cotton fibers and modal fibers, the synthetic fibers have higher elasticity, the elasticity of the fabric can be improved, and the cotton fibers and the modal fibers can provide excellent moisture permeability and air permeability for the fabric;
(2) the synthetic fiber of the blended elastic knitted fabric prepared by the invention is added with sodium alginate, so that the blended elastic knitted fabric has good permeability and rheological property, strong bonding force and difficult peeling and staining phenomena;
(3) the fleece catching and shearing machine for clearing the surface fleece of the fabric is stable in structure and complex in structure, can effectively catch and shear the fabric for multiple times in a distributed manner, can well remove the fleece generated after the fabric is produced, and enables the fabric to be smoother
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:
fig. 1 is a schematic structural diagram of the shearing and grabbing machine of the invention.
Fig. 2 is a partially enlarged view of fig. 1 at a.
Fig. 3 is a partially enlarged view of fig. 1 at B.
Fig. 4 is a structural sectional view of the tapping mechanism of the present invention.
Labeled as: a frame 10, a bottom plate 11, a top plate 12, a side plate 13, a leading-in mechanism 20, a lower guide roller 21, an upper guide roller 22, a first tension roller 30, a hair-catching device 40, a first leading-in roller 41, an atomizing nozzle 42, a hair-cleaning wheel 43, a hair-catching roller 44, a drying device 45, a first driving roller 46, a leading-out roller 47, a dust suction device 48, a hair-shearing device 50, a second leading-in roller 51, a hair-shearing roller 52, a second driving roller 53, a combing roller 54, a traction device 60 and a lower traction roller 61, the flapping mechanism comprises an upper traction roller 62, a flapping mechanism 70, a mounting seat plate 71, a left mounting block 72, a cavity 721, a cavity 722, a right mounting block 73, a cavity 731, a cavity 732, a flapping guide rod 74, a flapping plate 741, a large ball socket 742, a swing rod 75, a right ball head 751, a left ball head 752, a push rod 76, a push rod 761, a small wheel 762, a connecting block 763, a small ball socket 764, a compression spring 77, a cam driving assembly 78, a driving motor 781 and a cam 782.
Detailed Description
The following detailed description of embodiments of the invention, but the invention can be practiced in many different ways, as defined and covered by the claims.
Example 1
Light warm-keeping knitted fabric and preparation process thereof
The blended elastic knitted fabric is prepared by the following process:
step A, uniformly mixing 50kg of polyvinyl chloride, 25kg of ethylene propylene rubber, 9kg of sodium stearate, 12kg of bamboo charcoal powder and 4kg of nano titanium dioxide, heating to a molten state, adding 8.5kg of coupling agent, 2.5kg of cellulose ester and 1.7kg of sodium alginate, continuously uniformly mixing, and extruding from a spinneret plate to obtain synthetic fibers; the granularity of the bamboo charcoal powder is 500-1000 meshes;
step B, the synthetic fibers, the cotton fibers and the modal fibers obtained in the step A are alternately arranged according to the sequence of 1:1:1, and single yarns are obtained through a spinning process;
step C, cabling the single yarns obtained in the step B to form folded yarns, wherein the twist is 5.51 twist/cm (14 twist/inch);
d, weaving the composite yarn obtained in the step C by using a rib knitting machine to obtain grey cloth;
e, pre-shaping the gray fabric obtained in the step D at the high temperature of 175 ℃ for 100s, controlling the speed of the vehicle to be 30m/min, and overfeeding the fabric for 2 percent;
f, feeding the grey cloth subjected to high-temperature pre-setting into a grabbing shearing machine, and carrying out grabbing shearing treatment to obtain the blended elastic knitted fabric; the technological parameters of the grabbing and shearing treatment are as follows: the hair-catching tension is 3.5kg, the hair-catching speed is 9m/min, the shearing tension is 5.5kg, and the vehicle speed is 8 m/min.
Example 2
Light warm-keeping knitted fabric and preparation process thereof
The blended elastic knitted fabric is prepared by the following process:
step A, uniformly mixing 40kg of polyvinyl chloride, 20kg of ethylene propylene rubber, 6kg of sodium stearate, 8kg of bamboo charcoal powder and 2.5kg of nano titanium dioxide, heating to a molten state, adding 5kg of coupling agent, 1.5kg of cellulose ester and 1.2kg of sodium alginate, continuously uniformly mixing, and extruding from a spinneret plate to obtain synthetic fibers; the granularity of the bamboo charcoal powder is 500-1000 meshes;
step B, the synthetic fibers, the cotton fibers and the modal fibers obtained in the step A are alternately arranged according to the sequence of 2:1: 3, and single yarns are obtained through a spinning process;
step C, doubling and twisting the single yarns obtained in the step B to form folded yarns, wherein the twist is 4.72 twists/cm (12 twists/inch);
d, weaving the composite yarn obtained in the step C by using a rib knitting machine to obtain grey cloth;
e, pre-shaping the grey cloth obtained in the step D at the high temperature of 170 ℃ for 80s, controlling the speed of the vehicle to be 20m/min, and overfeeding for 1%;
f, feeding the grey cloth subjected to high-temperature pre-setting into a grabbing shearing machine, and carrying out grabbing shearing treatment to obtain the blended elastic knitted fabric; the technological parameters of the grabbing and shearing treatment are as follows: the hair-catching tension is 3kg, the hair-catching speed is 8m/min, the hair-shearing tension is 5kgkg, and the vehicle speed is 6 m/min.
Example 3
Light warm-keeping knitted fabric and preparation process thereof
The blended elastic knitted fabric is prepared by the following process:
step A, uniformly mixing 60kg of polyvinyl chloride, 35kg of ethylene propylene rubber, 12kg of sodium stearate, 16kg of bamboo charcoal powder and 5kg of nano titanium dioxide, heating to a molten state, adding 12kg of coupling agent, 3.5kg of cellulose ester and 2.2kg of sodium alginate, continuously uniformly mixing, and extruding from a spinneret plate to obtain synthetic fibers; the granularity of the bamboo charcoal powder is 500-1000 meshes;
step B, the synthetic fibers, the cotton fibers and the modal fibers obtained in the step A are alternately arranged according to the sequence of 2:3:1, and single yarns are obtained through a spinning process;
step C, doubling and twisting the single yarns obtained in the step B to form folded yarns, wherein the twist is 6.30 twists/cm (16 twists/inch);
d, weaving the composite yarn obtained in the step C by using a rib knitting machine to obtain grey cloth;
e, performing high-temperature presetting on the grey cloth obtained in the step D at 185 ℃ for 120s, controlling the speed of the vehicle to be 40m/min, and overfeeding 3%;
f, feeding the grey cloth subjected to high-temperature pre-setting into a grabbing shearing machine, and carrying out grabbing shearing treatment to obtain the blended elastic knitted fabric; the technological parameters of the grabbing and shearing treatment are as follows: the hair-catching tension is 4kg, the hair-catching speed is 10m/min, the shearing tension is 6.5kg, and the vehicle speed is 10 m/min.
Example 4
Light warm-keeping knitted fabric and preparation process thereof
The blended elastic knitted fabric is prepared by the following process:
step A, uniformly mixing 55kg of polyvinyl chloride, 30kg of ethylene propylene rubber, 10kg of sodium stearate, 10kg of bamboo charcoal powder and 4kg of nano titanium dioxide, heating to a molten state, adding 10kg of coupling agent, 3.0kg of cellulose ester and 1.5kg of sodium alginate, continuously uniformly mixing, and extruding from a spinneret plate to obtain synthetic fibers; the granularity of the bamboo charcoal powder is 500-1000 meshes;
step B, the synthetic fibers, the cotton fibers and the modal fibers obtained in the step A are alternately arranged according to the sequence of 2:1:1, and single yarns are obtained through a spinning process;
step C, doubling and twisting the single yarns obtained in the step B to form folded yarns, wherein the twist is 5.9 twists/cm (15 twists/inch);
d, weaving the composite yarn obtained in the step C by using a rib knitting machine to obtain grey cloth;
e, pre-shaping the gray fabric obtained in the step D at the high temperature of 180 ℃ for 100s, controlling the speed of the vehicle to be 25m/min, and overfeeding to be 1.5%;
f, feeding the grey cloth subjected to high-temperature pre-setting into a grabbing shearing machine, and carrying out grabbing shearing treatment to obtain the blended elastic knitted fabric; the technological parameters of the grabbing and shearing treatment are as follows: the hair-catching tension is 3.5kg, the hair-catching speed is 10m/min, the shearing tension is 6.0kg, and the vehicle speed is 9 m/min.
Example 5
Referring to fig. 1 to 4, the shearing and grabbing machine shown in fig. 1 comprises a frame 10, a guiding mechanism 20, a first tension roller 30, a shearing device 40, a shearing device 50, a traction device 60 and a beating mechanism 70, wherein the frame 10 comprises a bottom plate 11, a top plate 12 and a pair of side plates 13 which are arranged between the bottom plate 11 and the top plate 12 and are arranged in front of and behind each other, the guiding mechanism 20, the first tension roller 30, the shearing device 40, the shearing device 50, the traction device 60 and the beating mechanism 70 are all arranged between the pair of side plates 13, the guiding mechanism 20 is used for guiding a fabric in, the guiding mechanism 20 comprises a lower guide roller 21 and an upper guide roller 22, the upper guide roller 22 is arranged above the lower guide roller 21, the first tension roller 30 is arranged at the right side of the guiding mechanism 20, specifically, the first tension roller 30 is arranged at the right side of the upper guide roller 22, and the first tension roller 30 is used for tensioning the fabric guided from between the lower guide roller 21 and the upper guide roller 22 The fabric is made to be smoother so as to facilitate subsequent operation, the wool grabbing device 40 is located on the right side of the first tension roller 30, the wool grabbing device 40 comprises a first guide roller 41, a wool removing wheel 43, a wool grabbing roller 44 and a drying device 45, the wool grabbing roller 44 is located on the right side of the first tension roller 30, the first guide roller 41 is located at the upper left end of the wool grabbing roller 44 and is located on the right side of the first tension roller 30, the wool removing wheel 43 is located at the lower left end of the wool grabbing roller 44, the drying device 45 is located below the wool grabbing roller 44, the drying device 45 is used for drying the wool grabbing roller 44 wetted by the atomizing nozzle 42, the drying device 45 is a device with a heating and drying function such as an electric fan, the wool shearing device 50 is located on the right side of the wool grabbing device 40, the wool shearing device 50 comprises a wool shearing roller 52 and a combing roller 54, the shearing roller 52 is arranged at the left side of the combing roller 54, the traction device 60 is arranged at the right end of the pair of side plates 13 and is positioned at the right side of the combing roller 54, and the beating mechanism 70 is arranged between the grabbing roller 44 and the shearing device 50.
As shown in fig. 4, the tapping mechanism 70 includes an installation seat plate 71, a tapping guide rod 74, a swing rod 75, a push rod 76 and a cam driving component 78, the cam driving component 78 is installed on the installation seat plate 71, the push rod 76 is connected below the cam driving component 78, the left end of the swing rod 75 is pivoted in a connecting block 763 of the push rod 76, the right end of the swing rod 75 is pivoted in the tapping guide rod 74, a left installation block 72 and a right installation block 73 are arranged below the installation seat plate 71, the push rod 76 slides in a cavity 721 of the left installation block 72, and the tapping guide rod 74 slides in a four cavities 732 of the right installation block 73.
Preferably, the cam driving assembly 78 includes a driving motor 781 and a cam 782, the cam 782 is installed in front of the driving motor 781, a push rod 761 is provided on the push rod 76, a small wheel 762 is provided on the push rod 761, the small wheel 762 is in transmission connection with the cam 782, a connecting block 763 is connected to the right side of the push rod 76, a small ball socket 764 is provided at the right end of the connecting block 763, and a large ball socket 742 is provided inside the flapping guide rod 74.
The beating mechanism 70 is used for clearing away floating hairs on the surface of the fabric, and in work, the driving motor 781 is started, so that the cam 782 rotates, the push rod 76 presses the compression spring 77 to move up and down under the action of the cam 782, the push rod 76 moves up and down to enable the swing rod 75 to rotate around a hinge point of the right mounting block 73, the swing rod 75 rotates to enable the beating guide rod 74 to slide in the four cavities 732, and the beating plate 741 can follow the synchronous motion of the beating guide rod 74 and beat the fabric through the motion of the beating plate 741, so that the dust and the floating hairs on the surface of the fabric can be effectively removed through the arrangement of the beating mechanism 70, and the fabric is smoother and better in quality.
Preferably, a two-cavity 722 is further formed in the left mounting block 72, the two-cavity 722 is connected to the right side of the one-cavity 721 in a penetrating manner, the connecting block 763 is located in the two-cavity 722, a three-cavity 731 is further formed in the right mounting block 73, the three-cavity 731 is connected between the two-cavity 722 and the four-cavity 732 in a penetrating manner, the middle of the swing link 75 is hinged in the three-cavity 731, a left ball 752 is arranged at the left end of the swing link 75, the left ball 752 is pivoted in the small ball socket 764, a right ball 751 is arranged at the right end of the swing link 75, and the right ball 751 is pivoted in the large ball socket 742.
Preferably, a compression spring 77 is further disposed in the cavity 721, an upper end of the compression spring 77 abuts against a bottom of the push rod 76, a lower end of the compression spring 77 abuts against the bottom of the cavity 721, a flapping plate 741 is connected to a lower end of the flapping guide rod 74, and the compression spring 77 can provide an acting force when the push rod 76 returns, so that the flapping mechanism 70 works more stably and has a better flapping effect.
As shown in fig. 2, the fur grabbing device 40 further includes an atomizing nozzle 42, a first driving roller 46, a guiding-out roller 47 and a dust suction device 48, the atomizing nozzle 42 is installed between the fur removing wheel 43 and the fur grabbing roller 44, the fur grabbing roller 44 is provided with teeth for scraping off the floating fur on the fabric, the atomizing nozzle 42 can spray the atomized water vapor to wet the fur grabbing roller 44, so as to prevent the adhered and dyed floating fur on the fur grabbing roller 44 from floating everywhere, and further facilitate the fur removing wheel 43 to remove the floating fur on the fur grabbing roller 44, the first driving roller 46 is disposed at the upper right corner of the fur grabbing roller 44, the first driving roller 46 is used for guiding the fabric passing over the fur grabbing roller 44, so that the guiding-out roller 47 can guide the fabric out, the dust suction device 48 is disposed at the right of the first driving roller 46, the guiding-out roller 47 is disposed at the right of the dust suction device 48, the beating mechanism 70 is located above the dust collection device 48, and after the beating mechanism 70 beats, the dust collection device 48 adsorbs the floaters left after beating, so that the collection of the floaters is facilitated, and the quality of the fabric is better.
As shown in fig. 3, the shearing apparatus 50 further includes a second introduction roller 51 and a second driving roller 53, the second introduction roller 51 is disposed to the left of the comb roller 54 and above the clipping roller 52, the second driving roller 53 is arranged on the comb roller 54, the surface of the fabric beaten by the beating mechanism 70 has slightly short hair, after the fabric is guided in by the second guide-in roller 51, the short hairs on the fabric can be cut off by the cutting teeth on the shearing roller 52, the fabric with the short hairs cut off is guided into the traction device 60 through the second driving roller 53, in the process that the fabric passes through the hair shearing roller 52 and then moves towards the second driving roller 53, the carding roller 54 combs the fabric, therefore, the surface of the fabric is smoother, and after the fabric is sheared by the shearing device 50, the wool on the surface of the fabric can be completely removed, so that the quality of the fabric is better.
Preferably, the drawing device 60 comprises a lower drawing roller 61 and an upper drawing roller 62, the lower drawing roller 61 is arranged above the upper drawing roller 62, the upper drawing roller 62 is positioned at the right side of the combing roller 54, and the fabric combed by the combing roller 54 is transferred from the second driving roller 53 to the position between the lower drawing roller 61 and the upper drawing roller 62.
The working principle is as follows: the fabric is guided in between the lower guide roll 21 and the upper guide roll 22, enters the wool-grabbing device 40 through the first tension roll 30, the wool grabbing device 40 carries out primary wool grabbing on the fabric, so that floating wool on the surface of the fabric can be removed, then the fabric moves to the right, when the fabric enters between the first transmission roller 46 and the guide-out roller 47, the driving motor 781 is started, so that the beating plate 741 beats the fabric, meanwhile, the dust suction device 48 is started, so that the dust suction device 48 absorbs the floatwork and dust generated by beating, then the fabric enters the shearing device 50 through the guide roller 47, the shearing roller 52 shears short hairs on the fabric, and then the carding roller 54 combs the fabric, the fabric is more flat and smooth, and finally the fabric enters between the lower drawing roller 61 and the upper drawing roller 62 from the second driving roller 53 and is led out from the right.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A preparation process of blended elastic knitted fabric is characterized by comprising the following steps:
step (ii) of
Uniformly mixing 40-60 parts of polyvinyl chloride, 20-35 parts of ethylene propylene rubber, 6-12 parts of sodium stearate, 8-16 parts of bamboo charcoal powder and 2.5-5 parts of nano titanium dioxide, heating to a molten state, adding 5-12 parts of coupling agent, 1.5-3.5 parts of cellulose ester and 1.2-2.2 parts of sodium alginate, continuously uniformly mixing, and extruding from a spinneret plate to obtain synthetic fibers;
step (ii) of
B, alternately arranging the synthetic fibers, the cotton fibers and the modal fibers obtained in the step A according to the sequence of 2: 1-3, and obtaining single yarns through a spinning process;
step (ii) of
B, doubling and twisting the single yarns obtained in the step B to form folded yarns, wherein the twist is 12-16 twists/inch;
step (ii) of
Weaving the composite yarn obtained in the step C by adopting a rib knitting machine to obtain grey cloth;
step (ii) of
D, pre-shaping the gray fabric obtained in the step D at a high temperature for 80-120 s, controlling the speed of the vehicle to be 20-40 m/min, and overfeeding 1-3%;
f, feeding the grey cloth subjected to high-temperature pre-setting into a grabbing shearing machine, and carrying out grabbing shearing treatment to obtain the blended elastic knitted fabric;
the shearing machine comprises:
the device comprises a rack (10), wherein the rack (10) comprises a bottom plate (11), a top plate (12) and a pair of side plates (13) which are arranged between the bottom plate (11) and the top plate (12) in a front-back mode;
the guiding mechanism (20), the guiding mechanism (20) is installed between the pair of side plates (13), the guiding mechanism (20) comprises a lower guide roller (21) and an upper guide roller (22), and a first tension roller (30) is arranged on the right side of the guiding mechanism (20);
the hair grabbing device (40) is positioned at the right side of the first tension roller (30), the hair grabbing device (40) comprises a first guide-in roller (41), a hair removing wheel (43), a hair grabbing roller (44) and a drying device (45), the hair grabbing roller (44) is positioned at the right side of the first tension roller (30), the first guide-in roller (41) is positioned at the upper left end of the hair grabbing roller (44) and positioned at the right side of the first tension roller (30), the hair removing wheel (43) is positioned at the lower left end of the hair grabbing roller (44), and the drying device (45) is positioned below the hair grabbing roller (44);
a shearing device (50), wherein the shearing device (50) is arranged at the right side of the hair grabbing device (40), the shearing device (50) comprises a shearing roller (52) and a combing roller (54), and the shearing roller (52) is arranged at the left side of the combing roller (54);
the traction device (60) is arranged at the right end of the pair of side plates (13) and is positioned at the right side of the comb roller (54);
a beater mechanism (70), the beater mechanism (70) being arranged between the fleece roller (44) and the shearing device (50);
clap mechanism (70) including installation bedplate (71), clap guide arm (74), pendulum rod (75), push rod (76) and cam drive assembly (78), cam drive assembly (78) are installed on installation bedplate (71), push rod (76) are connected below cam drive assembly (78), the left end pin joint of pendulum rod (75) is in even piece (763) of push rod (76), the right-hand member pin joint of pendulum rod (75) is in clapping guide arm (74), be equipped with left side installation piece (72) and right side installation piece (73) below installation bedplate (71), push rod (76) are in slide in a chamber (721) of left side installation piece (72), it is in to clap guide arm (74) slide in four chambeies (732) of right side installation piece (73).
2. The preparation process according to claim 1, wherein in the step A, the particle size of the bamboo charcoal powder is 500-1000 meshes.
3. The process according to claim 1, wherein in step B, the synthetic fibers, cotton fibers and modal fibers are alternately arranged in the order of 1:1: 1.
4. The preparation process according to claim 1, wherein in the step E, the high-temperature presetting temperature is 170-185 ℃.
5. The preparation process according to claim 1, wherein in step F, the process parameters of the shearing and grabbing treatment are as follows: the hair-grabbing tension is 3-4 kg, the hair-grabbing speed is 8-10 m/min, the hair-shearing tension is 5-6.5 kg, and the vehicle speed is 6-10 m/min.
6. The preparation process according to claim 1, wherein the cam driving assembly (78) comprises a driving motor (781) and a cam (782), the cam (782) is installed in front of the driving motor (781), a push rod (761) is arranged on the push rod (76), a small wheel (762) is arranged on the push rod (761), the small wheel (762) is in transmission connection with the cam (782), a connecting block (763) is connected to the right side of the push rod (76), a small ball socket (764) is formed at the right end of the connecting block (763), and a large ball socket (742) is formed inside the flapping guide rod (74).
7. The manufacturing process according to claim 6, wherein a two-cavity (722) is further opened in the left mounting block (72), the two-cavity (722) is connected to the right side of the one-cavity (721) in a penetrating manner, the connecting block (763) is located in the two-cavity (722), a three-cavity (731) is further opened in the right mounting block (73), the three-cavity (731) is connected between the two-cavity (722) and the four-cavity (732) in a penetrating manner, the middle part of the swing rod (75) is hinged in the three-cavity (731), the left end of the swing rod (75) is provided with a left ball head (752), the left ball head (752) is pivoted in the small ball socket (764), the right end of the swing rod (75) is provided with a right ball head (751), and the right ball head (751) is pivoted in the large ball socket (742).
8. The manufacturing process according to claim 7, wherein a compression spring (77) is further disposed in the cavity (721), an upper end of the compression spring (77) abuts against a bottom of the push rod (76), a lower end of the compression spring (77) abuts against a bottom of the cavity (721), and a beating plate (741) is connected to a lower end of the beating guide rod (74).
9. The process according to claim 8, wherein the hair-catching device (40) further comprises an atomizing nozzle (42), a first driving roller (46), a lead-out roller (47) and a dust-sucking device (48), the atomizing nozzle (42) is installed between the hair-removing wheel (43) and the hair-catching roller (44), the first driving roller (46) is arranged at the upper right corner of the hair-catching roller (44), the dust-sucking device (48) is arranged at the right of the first driving roller (46), the lead-out roller (47) is arranged at the right of the dust-sucking device (48), and the beating mechanism (70) is positioned above the dust-sucking device (48).
10. The production process according to claim 9, wherein the shearing device (50) further comprises a second introduction roller (51) and a second driving roller (53), the second introduction roller (51) being arranged to the left of the combing roller (54) and above the shearing roller (52), the second driving roller (53) being arranged above the combing roller (54).
11. Preparation process according to claim 10, characterized in that said drawing means (60) comprise a lower drawing roller (61) and an upper drawing roller (62), said lower drawing roller (61) being arranged above said upper drawing roller (62), said upper drawing roller (62) being positioned to the right of said comb roller (54).
12. The production process according to claim 11, characterized in that a first tension roller (30) is provided to the right of the upper guide roller (22).
13. A blended elastic knitted fabric, characterized by being prepared by the preparation process according to any one of claims 1 to 12.
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| CN114775256A (en) * | 2022-06-21 | 2022-07-22 | 徐州樾琳新材料科技有限公司 | Polyester fiber fabric cleaning and storing device |
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| JP2003171807A (en) * | 2001-12-06 | 2003-06-20 | Unitica Fibers Ltd | Biodegradable antibacterial socks |
| CN103668700A (en) * | 2013-11-27 | 2014-03-26 | 江苏中新资源集团有限公司 | High-elasticity fabric and production method thereof |
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Effective date of registration: 20210609 Address after: No. 789, new street, Dongdian village, Jinshang Town, Shishi City, Quanzhou City, Fujian Province 362700 Applicant after: Shishi Jubao needle textile weaving Co.,Ltd. Address before: No.1-a unit workshop, textile and garment base, Jinsheng Road, Jinshang Town, Shishi City, Quanzhou City, Fujian Province Applicant before: Shishi Yaoxiang Weaving Co.,Ltd. |
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Effective date of registration: 20240515 Address after: 362700 floor 3, building 8, No. 18 (xindelong standard plant), Wubao Industrial Zone, Hongshan Town, Shishi City, Quanzhou City, Fujian Province Patentee after: Shishi Pingsheng Knitting Co.,Ltd. Country or region after: China Address before: No. 789, new street, Dongdian village, Jinshang Town, Shishi City, Quanzhou City, Fujian Province 362700 Patentee before: Shishi Jubao needle textile weaving Co.,Ltd. Country or region before: China |