CN213925205U - Cutting-resistant composite yarn and cutting-resistant glove - Google Patents
Cutting-resistant composite yarn and cutting-resistant glove Download PDFInfo
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- CN213925205U CN213925205U CN202021315664.4U CN202021315664U CN213925205U CN 213925205 U CN213925205 U CN 213925205U CN 202021315664 U CN202021315664 U CN 202021315664U CN 213925205 U CN213925205 U CN 213925205U
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Abstract
The utility model provides a cutting-resistant composite yarn and a cutting-resistant glove, wherein the cutting-resistant composite yarn comprises a core wire, a first coating layer, a second coating layer and a third coating layer which are sequentially wound outside the core wire, and the core wire is an inorganic reinforced fiber filament; the first coating layer is low-shrinkage polyester filament yarn or low-shrinkage nylon filament yarn, and the second coating layer is also low-shrinkage polyester filament yarn or low-shrinkage nylon filament yarn. Wherein the twisting directions of the first coating layer and the second coating layer are opposite; the third coating layer is made of ultra-high molecular weight polyethylene filament, high-strength vinylon filament, high-strength chinlon filament, high-strength polyester filament or high-strength polypropylene filament. The boiling water shrinkage of the low-shrinkage polyester filament and the low-shrinkage nylon filament is not more than 6 percent. The utility model discloses make the heart yearn by inseparable cladding, effectively solved the poor problem of gloves travelling comfort that parts such as glass fibre, steel wire exposed and lead to, avoid looping and brittle failure such as steel wire because of the shrink that is heated arouses. The utility model discloses still including the cutting-proof gloves that utilize this resistant cutting compound yarn preparation.
Description
Technical Field
The utility model relates to a yarn fabrics technical field particularly relates to a resistant cutting composite yarn and prevent cutting gloves.
Background
The cutting-proof gloves have important hand protection function in the industries of steel, automobiles, glass industry, mining, meat processing and the like. The mainstream anti-cutting gloves are mainly woven by adopting coated yarns with high anti-cutting performance, and the yarns are generally formed by coating ultra-high molecular weight polyethylene fibers, terylene, chinlon, spandex, glass fiber filaments, basalt filaments or steel wires and the like. The glass fiber filament, the basalt filament and the steel wire are used as the inner-layer cutting-resistant reinforcement of the yarn, and the ultra-high molecular weight polyethylene fiber, the terylene, the chinlon and the like are used as the outer-layer coating material of the yarn and are wound on the outer edge of the inner-layer cutting reinforcement.
The gloves woven by the coating yarns have the phenomena of glass fiber leakage, thorn formation, looping or steel wire leakage, looping and the like, so that the comfort of the gloves is reduced, and adverse reactions such as hand allergy of a user are caused in severe cases. The reasons for the above problems mainly include the following three aspects: (1) the glass fiber belongs to a brittle material, is not resistant to bending, and is subjected to stretching, bending and other actions in coating and weaving to cause the breakage of the glass fiber filament bundle part to generate burrs; (2) the outer layer of the cutting reinforcement body is only wrapped by one or two layers of wrapping materials, and cannot be completely wrapped, so that large-area exposure of glass fibers and steel wires occurs; (3) after the glove blank is woven, the cutting-resistant gum dipping gloves need to be subjected to shaping treatment at 30-80 ℃ (some protective gloves are used under a high-temperature working condition), in the process, due to heating, industrial spinning terylene and industrial spinning chinlon commonly used in coating materials can be seriously shrunk (the shrinkage rate of the industrial terylene and the industrial chinlon is larger and is about 6-10%) in the shaping process, and glass fibers and steel wires cannot be shrunk, so that the glass fibers/the steel wires are subjected to looping, brittle fracture and other phenomena under the shrinkage effect of the chinlon or the terylene.
In order to solve the problems of the prior anti-cutting gloves, the utility model is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above-mentioned problem of prior art, the utility model provides a resistant cutting composite yarn, mainly use inorganic reinforcing fiber filament as the heart yearn, outside package twines three-layer cladding yarn, wherein first layer and second floor adopt low shrink polyester filament (dacron) or low shrink polyamide filament (polyamide fibre), the third layer adopts resistant cutting fibers such as high strength polyethylene fibre, realize inseparable cladding to inorganic reinforcing fiber through first layer and second floor cladding yarn, no glass is fine to expose, even heat treatment also can avoid appearing stinging and steel wire looping scheduling problem, outermost resistant cutting fiber protects the fibre of inlayer, and provide the good resistant cutting performance of composite yarn. The cut-resistant gloves prepared by the yarn are comfortable to wear and can achieve the cutting grade of ANSI/ISEA 105 standard A1-A9.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme as follows:
a cutting-resistant composite yarn comprises a core wire, a first coating layer, a second coating layer and a third coating layer, wherein the first coating layer, the second coating layer and the third coating layer are sequentially wound outside the core wire;
the first coating layer is low-shrinkage polyester filament yarn or low-shrinkage nylon filament yarn, and the second coating layer is low-shrinkage polyester filament yarn or low-shrinkage nylon filament yarn; the twisting directions of the first coating layer and the second coating layer are opposite; the third coating layer is an ultrahigh molecular weight polyethylene filament, a high-strength vinylon filament, a high-strength chinlon filament, a high-strength polyester filament or a high-strength polypropylene filament; the boiling water shrinkage of the low-shrinkage polyester filament and the low-shrinkage nylon filament is not more than 6%.
Wherein, the opposite twisting direction means that when the first coating layer is in the S twisting direction, the second coating layer is in the Z twisting direction; or the first cladding layer is in the Z-lay direction, then the second cladding layer is in the S-lay direction. The low-shrinkage polyester filament yarn is usually civil polyester filament yarn, the low-shrinkage polyamide filament yarn is usually civil polyamide filament yarn, and is usually used for making sewing threads, and the boiling water shrinkage rate of the low-shrinkage polyester filament yarn and the low-shrinkage polyamide filament yarn is not more than 6%.
Wherein the ultra-high molecular weight polyethylene filaments are polyethylene with a molecular weight of more than 100 ten thousand. The strength of the high-strength nylon is higher than 6.2cN/dtex, more preferably more than 8.8cN/dtex, the highest strength can reach 13.5cN/dtex, and the modulus can reach 31.5 CN/dtex. The high-strength vinylon filament has the average fineness of 1.29-1.37dt, the breaking strength of 8.0cN/dtex, the elongation at break of 12.08-12.30 percent, hot water resistance and the weight loss rate of 0.06-0.11 percent after being boiled in water at 100 ℃ for 30 min. The high-strength polyester filament has the characteristics of high strength, small elongation, high modulus and the like, the fineness range is 55dtex-1400dtex, the fiber breaking strength is more than or equal to 5.8cN/dtex, and the fiber breaking elongation is less than or equal to 12%. The high-strength polypropylene filament has the main characteristics of low density, lightest weight in all chemical fibers, breaking strength larger than 6cN/dtex, low relative density, low hygroscopicity, high strength, wear resistance, acid and alkali resistance and low thermal conductivity.
According to the preferred embodiment of the present invention, the inorganic reinforcing fiber is one or more of steel wire, tungsten wire, glass fiber filament and basalt fiber filament.
According to the preferred embodiment of the present invention, the core wire is any two or three or four of steel wire, tungsten wire, glass fiber filament, and wurtzite fiber filament.
According to the preferred embodiment of the present invention, wherein the steel wire in the core wire is 316L or 304 steel wire, the diameter is 0.02-0.07mm, the breaking strength is 600-1200MPa, and the elongation at break is 15-45%; preferably, the diameter of the steel wire is 0.03-0.055mm, the breaking strength is 700-1000MPa, and the breaking elongation is 20-40%.
According to the preferred embodiment of the present invention, wherein the core wire is a 304N steel wire with a diameter of 0.02-0.07mm, a breaking strength of 1500-; preferably, the diameter of the steel wire is 0.03-0.055mm, the breaking strength is 1800-2500MPa, and the breaking elongation is 1-3%.
According to the preferred embodiment of the present invention, the tungsten wire in the core wire has a diameter of 0.005-0.05mm, a breaking strength of 3000-5000MPa and an elongation at break of 1-6%; preferably, the diameter of the tungsten filament is 0.01-0.03mm, the breaking strength is 3500-4500MPa, and the breaking elongation is 1.5-4%.
According to the preferred embodiment of the present invention, the core wire is made of glass fiber filaments, the fineness of the glass fiber filaments is 50D-300D, the breaking strength is not less than 0.6N/Tex, and the elongation at break is not more than 4%; preferably, the fineness of the glass fiber filament is 50D-200D, the breaking strength is more than or equal to 0.7N/Tex, and the breaking elongation is 1.5-3%.
According to the preferred embodiment of the present invention, the titer of the low shrinkage polyester filament and the low shrinkage nylon filament is 20D-300D; preferably, the boiling water shrinkage rate of the low-shrinkage polyester filament yarns and the low-shrinkage polyamide filament yarns is less than or equal to 4.5 percent; the fineness is 50D-210D.
According to a preferred embodiment of the present invention, wherein the boiling water shrinkage of the low shrinkage polyester filament and the low shrinkage polyamide filament is less than or equal to 6%, the boiling water shrinkage is preferably less than or equal to 4.5%, and the boiling water shrinkage is more preferably less than or equal to 3%; the titer of the low-shrinkage polyester filament and the titer of the low-shrinkage nylon filament are 20D-300D, preferably 50D-210D, and more preferably 70D-150D.
According to a preferred embodiment of the present invention, the low shrinkage polyester filament yarn is one or more selected from the group consisting of polyethylene terephthalate filament yarn (i.e., PET filament yarn), polytrimethylene terephthalate filament yarn (i.e., PTT filament yarn), and polybutylene terephthalate filament yarn (i.e., PBT filament yarn); wherein the low-shrinkage nylon filament is one or more selected from polyamide 6 filament (PA6 filament), polyamide 66 filament (PA 66) and polyamide 56 filament (PA 56).
According to the preferred embodiment of the present invention, in the cut-resistant composite yarn, the coating twist of the first coating layer is 800 twists/m in 300-. Preferably, the coating twist of the first coating layer is 400-.
The twist value is mainly used for considering softness and spinnability of the composite yarn, realizing tight cladding of core wires (steel wires, tungsten wires, glass fibers and basalt fibers), and avoiding the problems of bare and looped core wires even after being heated.
According to the preferred embodiment of the present invention, the fiber used in the third coating layer has a fineness of 100D-800D and a breaking strength of 6.0 CN/Dtex; more preferably, the fineness is 100D-500D and the breaking strength is 7.0 CN/Dtex.
According to the utility model discloses a preferred embodiment, wherein, in resistant cutting composite yarn, including the following mass percent's component: 5-45% of core wire, 5-45% of first coating layer, 5-45% of second coating layer and 15-75% of third coating layer.
The utility model also provides a prevent cutting gloves, it includes the gloves embryo, the gloves embryo is woven by above-mentioned resistant cutting compound yarn and spandex elasticity yarn, through knitting glove knitting machine and forms.
Preferably, the spandex elastic yarn is filament spandex covered yarn or short-fiber spandex core-spun yarn, wherein the weight percentage of spandex in the spandex elastic yarn is 10% -50%.
The spandex covered yarn is an elastic yarn formed by covering an extended spandex filament in a spiral manner by using the spandex filament as a core and an inelastic filament. The spandex core-spun yarn is formed by taking spandex as a core wire and wrapping the exterior of the spandex by using natural high-quality cotton yarn or other yarns. Therefore, the spandex elastic yarn and the cut-resistant composite yarn are used for weaving the glove blank, so that the glove blank has good elasticity and elasticity, is easier to wear, and can provide better skin touch feeling and comfort.
The spandex covered yarn can be selected specifically as follows: 70140 polyester single-covered spandex elastic yarn, 70150 polyester single-covered spandex elastic yarn, 70140 polyamide single-covered spandex elastic yarn, 2070 polyamide single-covered spandex elastic yarn, 2075 polyester single-covered spandex elastic yarn or 100150 polyester single-covered spandex elastic yarn, etc.
Preferably, the cutting-proof glove comprises the glove blank and a rubber coating arranged on the surface of the glove blank; the rubber coating is a high-molecular coating formed by any one of dipping, coating, hot pressing, bonding and the like on the surface of the glove blank; the polymer coating is nitrile latex, natural latex, water-based PU, oil-based PU, silicon rubber, thermoplastic elastomer, chloroprene rubber or chlorosulfonated polyethylene rubber.
(III) advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a resistant cutting composite yarn to inorganic reinforcing fiber such as steel wire, tungsten filament or glass fiber filament adopts three-layer cladding technology as the heart yearn, makes the heart yearn can be by inseparable cladding, has effectively solved parts such as glass fiber, steel wire, tungsten filament, basalt filament and has exposed and the gloves travelling comfort that leads to is poor, the hand allergy problem.
(2) The utility model discloses a resistant cutting compound yarn, first cladding and second cladding adopt polyester filament (dacron) and polyamide filament (polyamide fibre) that have the low boiling water shrinkage factor, have effectively avoided producing the glass fiber and the steel wire (under the contractile force effect) that inorganic fiber heart yearns such as glass fiber and steel wire can not shrink and lead to in gloves drying process because first cladding and second cladding take place to shrink and ring up, brittle failure scheduling problem.
(3) The utility model discloses a resistant cutting gloves of preventing of cutting compound yarn establishment can realize ANSI ISEA 105 standard A1-A9 cutting grade. The ultra-high molecular weight polyethylene filament yarn at the outermost layer (third coating layer) is mainly used for protecting the nylon and the terylene at the inner layer, and provides the cutting resistance grade of the cutting-resistant composite yarn.
The nylon (as a first coating layer) is preferably wrapped outside core wires such as steel wires, tungsten wires or glass fibers, and the nylon has good wear resistance and is not easy to break even if the nylon is directly contacted with inorganic materials such as the steel wires; the outer part of the nylon can be coated with terylene (as a second coating layer), the impact strength of the nylon is 4 times higher than that of the nylon, the dimensional stability and the light resistance of the nylon are good, and the chemical resistance (bleaching agent, oxidant and petroleum product) of the nylon is the fiber with the best heat resistance in the synthetic fiber fabric, and the nylon and core wires in the nylon can be effectively protected. The nylon has good corrosion resistance, but has poor light and heat resistance, but has better moisture absorption, wearing comfort and dyeing performance, so that the composite yarn has better performance if the nylon is used as the second coating layer.
Drawings
Fig. 1 is a schematic structural view of the cutting-resistant composite yarn of the present invention.
[ description of reference ]
1: a core wire; 2: a first cladding layer; 3: a second cladding layer; 4: and a third coating layer.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
As shown in fig. 1, the structure of the cutting-resistant composite yarn of the present invention is schematically illustrated. The core wire 1 may be a single inorganic reinforcing fiber filament, such as one or more of steel wire, tungsten wire, glass fiber filament, and basalt fiber filament. The core 1 may also be two, even three different or identical fibers juxtaposed together as a core. The first coating layer 2 and the second coating layer 3 are both polyester fibers or polyamide fibers with low boiling water shrinkage (not more than 6%), so that the core wires can be coated very tightly, large deformation amount can not be generated even after baking, and the problems of looping, brittle fracture and the like of the core wires caused by thermal shrinkage are avoided. The same fibers or different fibers may be used for the first coating layer 2 and the second coating layer. The third coating layer 4 is an ultra-high molecular weight polyethylene filament, a high-strength vinylon filament, a high-strength chinlon filament, a high-strength polyester filament or a high-strength polypropylene filament, and is mainly used for providing the high-strength cutting resistance of the composite yarn.
The following is a preferred embodiment of the present invention.
Example 1
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting a 316L steel wire with the diameter of 0.035mm as a core wire, using 75D polyethylene terephthalate filaments (PET filaments) with the boiling water shrinkage rate of 4.0% as a first coating layer and a second coating layer, using 400D ultra-high molecular weight polyethylene filaments as a third coating layer, using a three-coating machine to prepare the composite yarn, wherein the first and second coating layers respectively have the coating twists of 550 twists/m, 550 twists/m and 260 twists/m.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 70140 polyester single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and natural latex dipping is carried out, so that 13-needle A2 cutting-resistant latex frosted gloves are obtained.
Example 2
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting 100D glass fiber filaments as core wires, using 75D polyethylene terephthalate filaments (PET filaments) with boiling water shrinkage of 4.0 percent as a first coating layer, using polyamide 6 filaments (PA6 filaments) with boiling water shrinkage of 4.5 percent as a second coating layer, using 400D high-strength nylon filaments as a third coating layer, and using a three-layer coating machine to prepare the composite yarn, wherein the first and second coating layers respectively have twisting degrees of 550 twists/m, 550 twists/m and 260 twists/m.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 70150 polyester single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and butyronitrile latex dipping is carried out, so that 13-needle A2 cutting-resistant latex gloves are obtained.
Example 3
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: 150D basalt filaments are selected as core wires, the first coating layer is polyamide 6 filaments (PA6 filaments) with boiling water shrinkage of 4.5%, the second coating layer is 75D polyethylene terephthalate filaments (PET filaments) with boiling water shrinkage of 3.0%, the third coating layer is 400D high-strength polyester filaments, the first and second coating layers respectively have the twisting degrees of 550 twists/m, 550 twists/m and 260 twists/m, and the composite yarn is prepared by adopting a three-coating machine.
(2) Preparing the anti-cutting gloves: weaving glove blanks by adopting the cutting-resistant composite yarns and the 70140 polyester single-covered spandex elastic yarns in a 13-needle knitting glove machine, drying the knitted glove blanks, sleeving a PU (polyurethane) hand mold, and carrying out PU latex dipping to obtain 13-needle A2 cutting-resistant PU gloves
Example 4
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting 304 steel wires with the diameter of 0.035mm and glass fibers with the fineness of 100D as core wires, using 75D polyethylene terephthalate filaments (PET filaments) with the boiling water shrinkage rate of 3.0% as a first coating layer and a second coating layer, using 400D ultra-high molecular weight polyethylene filaments as a third coating layer, using 650 twists/m, 550 twists/m and 240 twists/m as the first and second coating layers respectively, and preparing the composite yarn by using a three-coating machine.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 70140 polyamide single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and natural latex dipping is carried out, so that 13-needle A3 cutting-resistant latex gloves are obtained.
Example 5
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: A304N steel wire with the diameter of 0.035mm and a basalt fiber with the fineness of 150D are selected as core wires, a first coating layer and a second coating layer are 70D polyamide 6 filaments (PA6 filaments) with the boiling water shrinkage rate of 4.5%, a third coating layer is 400D ultra-high molecular weight polyethylene filaments, the first and second coating layers respectively have the twisting degrees of 650 twists/m, 550 twists/m and 240 twists/m, and a three-coating machine is adopted for preparing the composite yarn.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 70150 polyester single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and butyronitrile latex dipping is carried out, so that 13-needle A4 cutting-resistant butyronitrile gloves are obtained.
Example 6
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: A304N steel wire with the diameter of 0.05mm and a glass fiber with the fineness of 150D are selected as core wires, a first coating layer and a second coating layer are 75D polyethylene terephthalate filaments (PET filaments) with the boiling water shrinkage rate of 2.0%, a third coating layer is 400D ultra-high molecular weight polyethylene filaments, the first and second coating layers respectively have the twisting degrees of 650 twists/m, 550 twists/m and 185 twists/m, and a three-coating machine is adopted for preparing the composite yarn.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 70150 polyester single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, after the knitted glove blanks are dried, PU hand molds are sleeved, PU latex dipping is carried out, and 13-needle A5 cutting-resistant PU gloves are obtained.
Example 7
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting 2 steel wires with the diameter of 0.035mm and the diameter of 304N as core wires, wherein the first coating layer and the second coating layer are 150D polyethylene terephthalate filaments (PET filaments) with the boiling water shrinkage rate of 2.0 percent, the third coating layer is 400D ultra-high molecular weight polyethylene filaments, the first and second coating layers respectively have the coating twist degrees of 650 twists/m, 550 twists/m and 185 twists/m, and preparing the composite yarn by adopting a three-coating machine.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 2070 polyamide single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, after the knitted glove blanks are dried, PU hand molds are sleeved, PU latex dipping is carried out, and 13-needle A5 cutting-resistant PU gloves are obtained.
Example 8
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting 2 steel wires with the diameter of 0.035mm and 304N as core wires, using 70D polyamide 6 filaments (PA6 filaments) with the boiling water shrinkage rate of 3.5% as a first coating layer and a second coating layer, using 200D cutting-resistant modified ultra-high molecular weight polyethylene filaments (cutting-resistant grade A2) as a third coating layer, using a three-coating machine to prepare the composite yarn, wherein the first and second coating layers respectively have the twisting degrees of 650 twists/m, 550 twists/m and 220 twists/m.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarn and the 70150 polyester single-covered spandex elastic yarn are adopted to weave a glove blank in a 15-needle knitting glove knitting machine, the knitted glove blank is dried, a flat plate hand mold is sleeved, and butyronitrile latex dipping is carried out, so that the 15-needle A6 cutting-resistant butyronitrile glove is obtained.
Example 9
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting 1 steel wire with the diameter of 0.035mm 304N and 1 steel wire with the diameter of 0.05mm 304N as core wires, using 75D polyethylene terephthalate filament (PET filament) with the boiling water shrinkage rate of 2.5% as a first coating layer and a second coating layer, using 200D cutting-resistant modified ultra-high molecular weight polyethylene filament (cutting-resistant grade A2) as a third coating layer, using 650 twists/m, 550 twists/m and 220 twists/m as the first and second coating layers respectively, and preparing the composite yarn by using a three-coating machine.
(2) Preparing the anti-cutting gloves: knitting a glove blank by adopting the cutting-resistant composite yarns and 2075 polyester single-covered spandex elastic yarns in a 15-needle knitting glove knitting machine, drying the knitted glove blank, sleeving a flat plate hand mold, and dipping natural latex to obtain the 15-needle A7 cutting-resistant latex glove.
Example 10
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting 2 steel wires with the diameter of 0.05mm and the number of 304N as core wires, using 75D polyethylene terephthalate filaments (PET filaments) with the boiling water shrinkage rate of 2.5% as a first coating layer and a second coating layer, using 400D cutting-resistant modified ultra-high molecular weight polyethylene filaments (cutting-resistant grade A2) as a third coating layer, using a three-coating machine to prepare the composite yarn, wherein the first and second coating layers respectively have the twisting degrees of 650 twists/m, 500 twists/m and 150 twists/m.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 100150 polyester single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and butyronitrile latex dipping is carried out, so that 13-needle A8 cutting-resistant latex gloves are obtained.
Example 11
The embodiment provides a method for preparing a cut-proof glove, which comprises the following steps:
(1) preparing the cutting-resistant composite yarn: selecting 2 steel wires with the diameter of 0.05mm and the number of 304N as core wires, wherein the first coating layer and the second coating layer are 150D polyethylene terephthalate filaments (PET filaments) with the boiling water shrinkage rate of 2.5%, the third coating layer is 400D cut-resistant modified ultra-high molecular weight polyethylene filaments (cut-resistant grade A4), the first and second coating twists are respectively 650 twists/m, 500 twists/m and 175 twists/m, and the composite yarn is prepared by adopting a three-coating machine.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 100150 polyester single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and butyronitrile latex dipping is carried out, so that 13-needle A9 cutting-resistant latex gloves are obtained.
Comparative example 1
The present comparative example provides a method of making a cut resistant glove comprising the steps of:
(1) preparing the cutting-resistant composite yarn: selecting a steel wire with the diameter of 0.035mm 304N and a glass fiber with the fineness of 100D as core wires, taking 75D polyester with the boiling water shrinkage rate of 8.5% as first coating yarns, and taking 400D ultrahigh molecular weight polyethylene filaments as a second coating; the first two layers of cladding twists are respectively 650 twists/m and 240 twists/m, and a double-cladding machine is adopted to prepare the composite yarn.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 70140 polyamide single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and natural latex dipping is carried out, so that 13-needle A3 cutting-resistant latex gloves are obtained.
Comparative example 2
The present comparative example provides a method of making a cut resistant glove comprising the steps of:
(1) preparing the cutting-resistant composite yarn: selecting 2 steel wires with the diameter of 0.035mm 304N as core wires, using 75D terylene with boiling water shrinkage rate of 8.5% as first coating wires, and using 400D ultrahigh molecular weight polyethylene filament as a second coating layer; the first two layers of cladding twists are respectively 650 twists/m and 240 twists/m, and a double-cladding machine is adopted to prepare the composite yarn.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 70140 polyamide single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and natural latex dipping is carried out, so that 13-needle A5 cutting-resistant latex gloves are obtained.
Comparative example 3
The present comparative example provides a method of making a cut resistant glove comprising the steps of:
(1) preparing the cutting-resistant composite yarn: selecting 2 steel wires with the diameter of 0.05mm and 304N as core wires, using 140D nylon with the boiling water shrinkage rate of 7.5% as a first coating layer as a first coating wire, and using 400D cutting-resistant modified ultra-high molecular weight polyethylene filaments (cutting-resistant grade A2) as a second coating layer; the first two layers of cladding twists are respectively 650 twists/m and 240 twists/m, and a double-cladding machine is adopted to prepare the composite yarn.
(2) Preparing the anti-cutting gloves: the cutting-resistant composite yarns and the 100150 polyester single-covered spandex elastic yarns are adopted to weave glove blanks in a 13-needle knitting glove knitting machine, the knitted glove blanks are dried, then a flat plate hand mold is sleeved, and butyronitrile latex dipping is carried out, so that 13-needle A8 cutting-resistant latex gloves are obtained.
The cut-resistant gloves prepared in the above examples and comparative examples were subjected to a cut-resistance test according to ANSI/ISEA 105 standard, and the test results are shown in Table 1.
A summary of the experience of trying on in conjunction with a worker in a work environment is shown in table 1.
Subjective evaluation criteria regarding soft comfort for worker fitting were as follows:
the workers were male in all 20 volunteer workers, aged 27-35 years, and the average score was recorded in the table.
(I) flexibility
Very soft 5 points, softer 4 points, generally soft 3 points, not soft 1 point, astringent and hard 0 point
(II) comfort
Very comfortable 5 points, relatively comfortable 4 points, general comfortable 3 points, uncomfortable but not pricked 1 point, uncomfortable and certain pricked 0 point
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A cut-resistant composite yarn, comprising: the core wire is an inorganic reinforced fiber filament;
the first coating layer is low-shrinkage polyester filament yarn or low-shrinkage nylon filament yarn, and the second coating layer is low-shrinkage polyester filament yarn or low-shrinkage nylon filament yarn; the twisting directions of the first coating layer and the second coating layer are opposite; the third coating layer is an ultrahigh molecular weight polyethylene filament, a high-strength vinylon filament, a high-strength chinlon filament, a high-strength polyester filament or a high-strength polypropylene filament; the boiling water shrinkage of the low-shrinkage polyester filament and the low-shrinkage polyamide filament is not more than 6%.
2. The cut resistant composite yarn of claim 1 wherein said core is a steel, tungsten, fiberglass or wurtzite fiber filament.
3. The cut-resistant composite yarn as claimed in claim 1 or 2, wherein the steel wire in the core wire is 316L or 304 steel wire, the diameter is 0.02-0.07mm, the breaking strength is 600-1200MPa, and the breaking elongation is 15-45%; or
The steel wire in the core wire is 304N steel wire, the diameter is 0.02-0.07mm, the breaking strength is 1500-3000MPa, and the breaking elongation is 1-5%;
the diameter of the tungsten filament in the core wire is 0.005-0.05mm, the breaking strength is 3000-5000MPa, and the breaking elongation is 1-6%;
the titer of the glass fiber filaments in the core wire is 50D-300D, the breaking strength is more than or equal to 0.6N/Tex, and the breaking elongation is less than or equal to 4%.
4. The cut-resistant composite yarn of claim 1, wherein the denier of the low shrinkage polyester filament and the low shrinkage nylon filament is 20D to 300D.
5. The cut-resistant composite yarn of claim 4, wherein the boiling water shrinkage of the low shrinkage polyester filaments and the low shrinkage nylon filaments is no greater than 4.5%; the fineness is 50D-210D.
6. The cut-resistant composite yarn of claim 4 wherein the low shrinkage polyester filaments are PET filaments, PTT filaments or PBT filaments; the low-shrinkage nylon filament is a PA6 filament, a PA66 filament or a PA56 filament.
7. The cut-resistant composite yarn of claim 1 wherein the first coating layer has a coating twist of 300-.
8. The cut-resistant composite yarn of claim 1, wherein the third coating layer comprises fibers having a fineness of 100D to 800D and a breaking strength of 6.0CN/Dtex or more.
9. A cut-resistant glove, characterized in that it comprises a glove blank, said glove blank is knitted by the cut-resistant composite yarn of any claim 1-8 and spandex elastic yarn through knitting glove knitting machine.
10. The cut resistant glove of claim 9 wherein the cut resistant glove comprises the glove blank and a rubber coating disposed on a surface of the glove blank; the rubber coating is a high-molecular coating formed by adopting a dipping, coating, hot pressing or attaching mode on the surface of the glove blank; the polymer coating is nitrile latex, natural latex, water-based PU, oil-based PU, silicon rubber, chloroprene rubber or chlorosulfonated polyethylene rubber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021315664.4U CN213925205U (en) | 2020-07-07 | 2020-07-07 | Cutting-resistant composite yarn and cutting-resistant glove |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021315664.4U CN213925205U (en) | 2020-07-07 | 2020-07-07 | Cutting-resistant composite yarn and cutting-resistant glove |
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| CN213925205U true CN213925205U (en) | 2021-08-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016174A (en) * | 2021-11-16 | 2022-02-08 | 常州科旭纺织有限公司 | Soft anti-cutting textile yarn and fabric with same |
| CN114318611A (en) * | 2022-01-07 | 2022-04-12 | 世目特种防护用品科技（江苏）有限公司 | Anti-cutting covered yarn and application thereof, anti-cutting gloves and preparation method thereof |
-
2020
- 2020-07-07 CN CN202021315664.4U patent/CN213925205U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016174A (en) * | 2021-11-16 | 2022-02-08 | 常州科旭纺织有限公司 | Soft anti-cutting textile yarn and fabric with same |
| CN114318611A (en) * | 2022-01-07 | 2022-04-12 | 世目特种防护用品科技（江苏）有限公司 | Anti-cutting covered yarn and application thereof, anti-cutting gloves and preparation method thereof |
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Effective date of registration: 20211215 Address after: 261500 office room 1, building 7, No. 2158, Yaoqian Road, Chaoyang Street, Gaomi City, Weifang City, Shandong Province Patentee after: XINGYU SECURITY AND PROTECTION TECHNOLOGY Co.,Ltd. Address before: 261500 middle section of Yaoqian Road, Gaomi Economic Development Zone, Weifang City, Shandong Province Patentee before: SHANDONG XINGYU GLOVES Co.,Ltd. |
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Address after: 261500 office room 1, building 7, No. 2158, Yaoqian Road, Chaoyang Street, Gaomi City, Weifang City, Shandong Province Patentee after: Xingyu Security Technology Group Co.,Ltd. Address before: 261500 office room 1, building 7, No. 2158, Yaoqian Road, Chaoyang Street, Gaomi City, Weifang City, Shandong Province Patentee before: XINGYU SECURITY AND PROTECTION TECHNOLOGY Co.,Ltd. |
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