79results about How to "Easy to dye" patented technology

According to the new energy automobile engine crankshaft near-net-shape forming process method, a placing mechanism comprises a placing box, two opening and closing doors are installed on the front side of the placing box, the two opening and closing doors are arranged in a bilateral symmetry mode, and observation windows are arranged on the opening and closing doors; through mutual cooperation of the L-shaped fixing plate, the clamping gear, the central gear, a rocking handle, a fixing plate, an annular plate, a guide plate, a sliding plate, a clamping plate, an attaching rod, a driven groove wheel, a belt, a driving groove wheel, a motor, a bottom plate and the like, when a crank needs to be dyed, the crank can be clamped and fixed, meanwhile, the crank can be driven to rotate, and the crank can be conveniently and rapidly dyed. According to the crank dyeing device, through mutual cooperation of the vertical plate, the lifting plate, the transverse plate, the vertical pipe, the connecting rod, the circular plate, the pretreatment box, the cleaning agent box, the coloring agent box and other parts, the crank can be pretreated, colored and cleaned.

The invention relates to a durable light-color antistatic master batch, a fiber and a preparation method thereof. The durable light-color antistatic master batch comprises the following components in parts by mass: 1-20 parts of a macromolecular antistatic agent, 0-10 parts of metal nanoparticles, 3-5 parts of a dispersing accelerator, 0.3-0.5 part of a silane coupling agent and 70-90 parts of a polymer matrix. The modified metal nanoparticles are effectively and uniformly mixed with a macromolecular antistatic agent consisting of polyether and polyamide chain segments, so that an excellent synergistic effect can be achieved in a polymer matrix, and a complete effective conductive path is formed. The composite material can effectively form a complete conductive network under the condition of low addition amount, and the antistatic performance of the composite material is greatly improved. In addition, as the metal nanoparticles account for a small proportion of the whole antistatic fiber, the antistatic fiber is light in color, and dyeing and later processing and manufacturing are facilitated.

The utility model provides garment production dyeing equipment, and relates to the field of garment production tools. The garment production dyeing equipment comprises a dyeing box, a feeding and discharging mechanism is arranged on one side of the dyeing box, a draining mechanism is arranged at the top of the dyeing box, the feeding and discharging mechanism comprises a frame used for containing a material frame, a first electric push rod and a moving assembly, and the draining mechanism comprises a supporting frame fixedly installed on the outer side of the dyeing box; a second electric push rod is fixedly installed on the top of the supporting frame. According to the garment production dyeing equipment, all parts in the feeding and discharging mechanism and the draining mechanism are arranged in a matched mode, a frame, a first electric push rod and a moving assembly in the feeding and discharging mechanism can conduct automatic feeding and discharging operation on a material frame containing cloth, and after printing and dyeing are completed, a plate can be controlled to downwards press materials in the material frame; a dyeing agent in the printed and dyed material is extruded, so that the draining operation can be quickly carried out, the subsequent operation can be conveniently carried out, and the working efficiency of the dyeing equipment can be favorably improved.

The invention relates to the field of overflow dyeing equipment, in particular to an overflow dyeing equipment data real-time monitoring method and system. The method comprises the following steps: acquiring multi-dimensional operation data; calculating the local density and the optimization degree of the target point in different neighborhood ranges, taking the neighborhood range of which the optimization degree is greater than a preset optimization threshold as the optimization range, and taking the mean value of the local density of all the optimization ranges as the optimal local density of the target point; traversing to obtain the optimal local density of each piece of multi-dimensional operation data so as to calculate the cluster center possibility of the target point; the target points with the cluster center possibility larger than a preset threshold value serve as to-be-selected center points, the to-be-selected center points are screened to complete clustering, clustering clusters are obtained, and monitoring of the overflow dyeing equipment is completed according to the clustering clusters. According to the technical scheme, the accuracy of the data monitoring result of the overflow dyeing equipment can be improved.

The invention provides a reactive dye one-bath same-color dyeing method for mercerized wool and cellulosic fiber blended and interwoven fabric, and belongs to the technical field of textile printing and dyeing. The method comprises the following steps: carrying out one-bath one-step simultaneous dyeing on the mercerized wool and cellulosic fiber blended and interwoven fabric by adopting a reactive dye containing bis-monochloro-s-triazine in the presence of assistants such as sodium naphthalene sulfonate or a derivative thereof, peregal O-30, Albegal B, anhydrous sodium sulphate and an alkaline agent, so as to reduce the complexity of dyeing processing, improve the dyeing efficiency, and improve the dyeing quality of the mercerized wool and cellulosic fiber blended and interwoven fabric. And the wool fibers have high soaping fastness without color fixation. The dyeing method provided by the invention also has the characteristics of low cost, energy conservation, high efficiency, convenience in implementation, no need of special adjustment on processing equipment, high applicability, suitability for universal fabrics and the like.

The invention relates to the technical field of chemical fibers and textiles, in particular to a moisture-absorption quick-dry spandex-free elastic knitted fabric and a preparation method thereof.The fabric is formed by weaving polyester fibers and polyester filament yarns, the mass of the polyester fibers accounts for 50%-70% of the total fabric, and the mass of the polyester filament yarns accounts for 30%-50% of the total fabric; the polyester fibers are hydrophilic quick-dry composite elastic antibacterial polyester fibers formed by carrying out composite spinning processing on PTT (Polytrimethylene Terephthalate) and antibacterial PET (Polyethylene Terephthalate); and the polyester filament yarns are high-shrinkage antibacterial polyester filament yarns with cross sections and the like. The high-shrinkage antibacterial polyester yarn adopts a special high-molecular polymer and has the advantages of high temperature resistance and good antibacterial property, the isophthalic acid modifier assists in reducing the crystallinity and improving the contractibility, the spinning performance is not influenced, the two modified fibers are reasonably interwoven and exert respective advantages, the prepared moisture-absorbing quick-drying spandex-free elastic knitted fabric has the advantages that the fibers are subjected to copolymerization modification, and the moisture-absorbing quick-drying spandex-free elastic knitted fabric has good moisture-absorbing and quick-drying effects. And the fabric has a cotton-like characteristic, does not need to be added with spandex, and has various excellent properties after being treated.

The invention relates to a nylon super-bright bark wrinkle fabric and a manufacturing process thereof, and belongs to the technical field of nylon fabrics, the nylon super-bright bark wrinkle fabric comprises a gray cloth layer, a degerming anti-static layer, a warm-keeping layer and an antifouling waterproof layer which are compounded in sequence, the gray cloth layer and the degerming anti-static layer are compounded and connected through a bonding layer, the gray cloth layer adopts nylon 20D gray cloth and the degerming anti-static layer, and the degerming anti-static layer adopts nylon 20D gray cloth. The fabric is a blended fabric formed by blending 50% of anti-static fibers and 50% of degerming fibers, the bonding layer is composed of a plurality of parallel hot melt adhesive films, the warm-keeping layer is formed by spraying a layer of aerogel on the outer portion of the degerming anti-static layer, and the antifouling and waterproof layer is formed by baking the whole fabric after the whole fabric is soaked with a fluoride-free waterproof agent rudoff ECO. The fabric cover has excellent waterproof, antifouling, antibacterial, antistatic, fluff-shedding-resistant and anti-pilling characteristics, has durable gloss, wrinkling style and thermal insulation performance, is very suitable for being used as fabrics of fashionable down jackets, wind coats and jackets, and meets the pursuit of consumers for fashion and quality.

The invention relates to anti-light-transmission spandex and a preparation method thereof, the anti-light-transmission spandex comprises polyurethane-urea and a delustering agent, and the delustering agent accounts for 0.5%-5% of the anti-light-transmission spandex by mass; the delustering agent comprises a mixture of titanium dioxide, silicon dioxide and acrylate. The preparation method comprises the following steps: reacting polymer polyol with polyisocyanate to obtain a polyurethane prepolymer, and dissolving the polyurethane prepolymer in a solvent to obtain a polyurethane prepolymer solution; the obtained polyurethane prepolymer solution, a diamine chain extender and an amine chain terminator are subjected to a reaction, and a polyurethane-urea solution is obtained; mixing a polyurethane-urea solution and a delustering agent which are used as raw materials in proportion; performing dry spinning to obtain the anti-light-transmission spandex with at least one section shape selected from a round shape, a three-leaf shape and a cross shape; according to the product, conventional physical property indexes are basically consistent with those of products of the same specification, so that fibers are light-transmitting-proof and easy to dye, and the problems that light and thin fabric containing spandex is easy to transmit light and poor in body shielding performance are solved.

The utility model discloses a novel dyeing cup, which belongs to the technical field of medical instruments and comprises a body, a liquid inlet I is arranged on the top surface of the body, a liquid inlet II is arranged on the side wall of the middle of the body, a liquid inlet III is arranged on the side wall of the bottom of the body, and a liquid outlet is arranged on the bottom surface of the body. The novel dyeing cup is reasonable in design, simple in structure and convenient to use, a novel dyeing mode is adopted, a sample needing to be dyed is added into the dyeing cup body from the liquid inlet III, dyeing liquid is added into the dyeing cup body from the liquid inlet I, the liquid inlet III4 is connected with the plunger pump, suction and spitting are carried out under the assistance of the plunger pump, the sample and the dyeing liquid are evenly mixed, and the dyeing quality is improved. By applying fluid in a liquid path, the sample can be conveniently dyed and uniformly mixed, and the dyeing cup can be conveniently and automatically cleaned.

The present application discloses a monkey chair, including a bottom plate and casters, a pair of outer plates are vertically fixed on the bottom plate, and between the left and right outer plates above the bottom plate, a drawer-type feces collection mechanism, a footrest assembly mechanism, a sliding leg and limb isolation mechanism, and an adjustable neck fixing mechanism are arranged from bottom to top, wherein the drawer-type feces collection mechanism is located below the rear door, the footrest assembly mechanism is connected to the first adjustment knob, and the movement of the sliding leg and limb isolation mechanism is limited by the front door. The adjustable mobile chassis specially designed by the present invention fully considers the different body shapes of monkeys, and can fully adjust the sitting posture of the monkey in the monkey chair to achieve the best comfortable state; at the same time, the neck fixing device adds an angle adjustment function on the basis of complying with the current commercial collar, which can adjust the monkey's sight angle relatively naturally; the setting of the trunk door ensures that the monkey will not scratch the experimenter or escape due to excessive struggle after entering the monkey chair.

The invention discloses an environment-friendly hematoxylin staining solution formula, which is prepared by adding pure water into the following components according to the formula ratio: 5g / L of hematoxylin; 250 mL of 95% ethanol; 200 mL / L of glycerol; 200 mL / L of 1, 2-propylene glycol; 30 g / L of aluminum sulfate; and 0.8 g / L of sodium iodate. According to the formula of the environment-friendly hematoxylin staining solution, various raw materials are non-toxic and harmless substances, so that the harm of chemicals and toxic heavy metals to a human body is greatly reduced, the purpose of reducing the harm of an oxidized hematoxylin staining reagent to the human body is achieved, the environment-friendly and safe effects are achieved, meanwhile, the types of reagents are reduced, and the cost is reduced. The hematoxylin staining reagent is simpler in preparation, more convenient in staining operation, free of influence on staining effect, high in staining capacity and long in storage period, can be used for staining secretions, body fluids, body cavities and body surface exfoliated cell smears, and has the purpose of reducing harm of the hematoxylin staining reagent to human bodies. The method can be widely used in the staining fields of histology, cytology and the like.

A polyethylene terephthalate-based woven hook-and-loop fastener which contains, as a woven base fabric, a fabric having a multifilament yarn made of polyethylene terephthalate as a warp yarn and a polyester-based heat-fusible multifilament yarn as a weft yarn, in which a monofilament yarn made of polyethylene terephthalate is woven in parallel with the warp yarn into the woven base fabric, a hook-shaped engaging element formed from the monofilament yarn and rising from the surface of the woven base fabric exists on the surface of the woven base fabric, and a root of the hook-shaped engaging element is fixed to the woven base fabric by a melt-solidified product of a heat-fusible component of the heat-fusible multifilament yarn, in which a melting peak temperature of the warp yarn by DSC measurement is in a range of 251.0 to 257.5°C.

The present application relates to the technical field of textile fabric, in particular to a kind of sense of gloss fabric and manufacturing process;Gong sense of gloss fabric includes warp and weft, and Gong sense of gloss fabric is formed by warp and weft interlaced pressing blend;The present application is woven to form warp by first warp base line, second warp base line and third warp base line, then it is woven to form weft by first weft base line, second weft base line and third weft base line, and warp and weft are interlaced pressing blend, and the grey cloth is obtained, the compact structure of grey cloth is not easy to loosen, can adapt to the large-scale movement of people, at the same time, it is convenient to dye and has high elasticity, good open porosity, also make fabric have good comfort, in addition, the manufacturing process provided by the present application, the fabric made has the glossiness of Gong cloth after thousands of hammering and tempering, at the same time, it has soft hand feeling, light and thin texture, good drapability, wearing dry and comfortable, rich in gloss, color tone elegant and other characteristics.

The utility model discloses a bio-based Roman wick fabric with good air permeability. The bio-based Roman wick fabric comprises a corduroy layer, a bio-based Roman fabric layer is arranged above the corduroy layer, a cushion layer is arranged below the corduroy layer, a skin-friendly layer is arranged at the bottom of the cushion layer, and first vent holes are formed in the surface of the corduroy layer. According to the bio-based Roman wick fabric with the good air permeability, the Roman cloth is formed by weaving bio-based fibers, and the corduroy layer and the skin-friendly layer are compounded, so that the bio-based Roman wick fabric has the characteristics of environment friendliness, easiness in dyeing, stiffness, smoothness, difficulty in snagging, heat preservation and the like; the breathability of the corduroy which is not breathable is improved through the first vent holes, so that the whole fabric has good breathability and is suitable for being worn next to the skin, meanwhile, the surface is easy to process and dye, and the corduroy fabric can be used in the situations of clothes, tents and the like.

This invention provides an aqueous dewaxing reagent comprising the following components by weight percentage: 0.3-6% surfactant and 0.5-3% composite penetration enhancer, with the balance being water. The composite penetration enhancer is composed of limonene and terpineol, wherein the mass of terpineol is not less than 10% of the total mass of the composite penetration enhancer. The preparation method involves mixing the surfactant, composite penetration enhancer, and water. This invention utilizes a composite penetration enhancer composed of limonene and terpineol, which significantly improves dewaxing speed, reduces temperature dependence, widens the operating temperature window, reduces tissue damage, provides better protection against antigens, and is beneficial for IHC staining.

The utility model relates to the technical field of fishing net dyeing for fishing net processing, and discloses a fishing net dyeing device for fishing net processing, which comprises a dyeing main body, a dyeing box is fixed at the bottom of the inner wall of the dyeing main body, a filter assembly is arranged on one side of the dyeing main body, and the filter assembly comprises a box body. According to the filter assembly, a rotary knob is rotated, a clamping block does not limit a pulling plate any more, one of two filter plates is pulled out and replaced, the rotary knob is loosened, under the action of a volute spiral spring, a lantern ring drives the clamping block to return to the original position, when the filter plates are installed, the filter plates are inserted into a box body, the clamping block limits the pulling plate and stabilizes the filter plates, and the two filter plates can be alternately used and replaced; equipment operation does not need to be stopped, time is saved, working efficiency is improved, the first pump body is started, dye enters the box body through the first guide pipe and passes through the filter plate, the second pump body and the second guide pipe are started to be injected into the dyeing box again, and impurity deposition is avoided.

The utility model discloses a three-dimensional suede braid with a three-layer core-spun structure, which comprises a base layer, one side of the base layer is connected with a functional layer in a sewing manner, one side of the functional layer is connected with a suede layer in a sewing manner, the functional layer comprises a breathable layer connected with the base layer in a sewing manner, one side of the breathable layer is connected with a core-spun layer in a sewing manner, and the core-spun layer is connected with the suede layer in a sewing manner. One side of the core-spun layer is fixedly connected with a bearing layer. The utility model relates to the technical field of braids. According to the three-dimensional suede braid with the three-layer core-spun structure, the base layer and the suede layer are arranged, arrangement of springs is avoided, the whole braid is convenient to produce, weave and implement, wool blended polyester is adopted on the whole surface, the surface of the braid has a suede, the braid is soft and smooth in hand feeling, the quality is improved, and later use is facilitated; in addition, the polyester fibers and the nylon fibers are adopted for bottoming weaving, so that the air permeability is kept, and meanwhile, the fabric has the functions of washing resistance, wear resistance and ultraviolet resistance.

The utility model discloses a dyeing device for jean fabric production, and aims to solve the problems that when a cover dyeing device is used, the production efficiency of jean fabric dip dyeing is low, and the jean fabric production efficiency is affected. According to the technical scheme, the dyeing device for jean fabric production comprises a dye box, a fabric supporting frame is arranged in the dye box and comprises a frame body, a first supporting rod, a second supporting rod, a first supporting roller and a second supporting roller, the first supporting rod and the second supporting rod are arranged on the frame body, and the first supporting roller and the second supporting roller are arranged on the first supporting rod and the second supporting rod respectively. The number of the first supporting rollers is larger than that of the second supporting rollers, and a driving assembly used for driving the fabric supporting frame to move in the dye box in a reciprocating mode is arranged on the dye box. According to the dyeing device for jean fabric production, the use efficiency of the dyeing device can be improved.

This invention relates to the field of textile processing technology, specifically to an easily adjustable dyeing and rolling machine, comprising a dyeing vat body and two tensioning parts. The two tensioning parts are respectively located on the outside of the inlet and the outside of the outlet of the dyeing vat body. Each tensioning part includes a drive roller assembly, a tensioning seat, and an adjusting part. A connecting seat is provided on the outside of the dyeing vat body, and the tensioning seat is slidably connected to the connecting seat. The tensioning seat is located between the drive roller assembly and the dyeing vat body. The adjusting part is connected to the side of the tensioning seat adjacent to the drive roller assembly. The fabric is tensioned by the two tensioning parts, facilitating efficient dyeing of the fabric inside the dyeing vat body. The efficient tensioning of the fabric by the adjusting part also facilitates adjustment of the fabric's folds, wrinkles, etc., ensuring efficient dyeing and rolling of the fabric and improving the dyeing and rolling effect.

The invention discloses dyeing integrated equipment for knitted fabrics, and relates to the technical field of knitted fabrics, the dyeing integrated equipment comprises a base plate, the bottom of the left end of the base plate is connected with a vertical plate, the surfaces of the front and rear ends of the base plate and the vertical plate are jointly connected with a mounting plate, and cloth guide rollers are arranged in a first opening and on the left and right sides of the first opening. A spray head is arranged over the multiple first conveying rollers and fixedly connected with the top end of the base plate. The collecting box and the cleaning box are both connected with the base plate, a cleaning mechanism is arranged in the cleaning box, and a draining mechanism is arranged at the right end of the top of the base plate. A drying box is arranged on the right side of the base plate, and a pre-wetting mechanism is arranged on the upper surface of the drying box. By arranging a series of structures, dyeing, cleaning and drying are integrally designed, the occupied space of equipment is reduced, dye can be rapidly bloomed during dyeing, and meanwhile it is ensured that free dye which is not fixed to the surface is completely cleaned.

The invention provides an easy-to-dye antioxidant nylon filament and a preparation method thereof, and belongs to the technical field of nylon. The preparation method comprises the following steps: coupling porous silicon dioxide nanospheres coated and modified by polydopamine with an antioxidant of a silane coupling agent copolymerized with 3, 5-di-tert-butyl-4-hydroxystyrene acid, coating the surface with graphene oxide, adding into caprolactam, adding aminocaproic acid, heating, reducing pressure, stirring, reacting, discharging, cooling, drying and slicing to obtain nylon slices; and carrying out melt extrusion, spinning, cooling, oiling, drafting and shaping, and winding to obtain the easy-to-dye antioxidant nylon filament. The easy-to-dye antioxidant nylon 66 filament fiber has the advantages of good thermo-oxidative aging resistance, easy adsorption of pigment molecules, easy dyeing, high strength, good rigidity, impact resistance, oil resistance, chemical resistance, wear resistance, self-lubrication and the like, and especially has better hardness, rigidity, heat resistance and creep resistance.

The invention discloses a rapid counting method for clostridium butyricum high-concentration bacterial liquid, and relates to the technical field of microbiological detection. In order to solve the problems that the overall detection period is relatively long, and the requirement on rapid detection of the bacterial count within 12-18 hours in production cannot be met; the operation of adding the blocking agent is complex and has high requirements on technicians, and misoperation may cause non-uniform oxygen-free environment, so that the growth of thalli and the counting accuracy are influenced. According to the method, the bacterial count of the clostridium butyricum high-concentration bacterial liquid can be rapidly detected within 12-18 hours, especially when the spore count exceeds 25 billion / ml or higher, high precision is still kept, sample treatment steps are simplified, dyeing and image analysis technologies are optimized, the detection time is effectively shortened, bacterial count data are ensured to be accurate, a reliable basis is provided for bacterial powder preparation in production, and the method is suitable for industrial production. The production efficiency and the product quality are improved.

The utility model discloses a negative ion water-based veneer dyeing device for wood board processing, which relates to the technical field of wood board processing, and comprises a dyeing box and a fixing plate, a clamping mechanism is arranged above the dyeing box, and the clamping mechanism comprises a speed reducing motor I, a driving wheel, a belt and a driven wheel, two sets of first sliding rails are fixedly installed on one side of the fixing plate, fixing bases are fixedly installed at the two ends of the first sliding rails, a first screw rod is fixedly installed on one side of the driven wheel, and the outer wall of the first screw rod is in threaded connection with a threaded base. By arranging the clamping mechanism, multiple sets of veneers can be clamped and dyed at the same time, and in the dyeing process, the veneers can still be kept separated from one another when one sides of the veneers are not clamped, so that uneven dyeing caused by mutual adhesion when the multiple sets of veneers are dyed at the same time is avoided, the dyeing quality is guaranteed, and meanwhile the quality of the veneers is improved. And the dyeing efficiency is also improved.

The present invention provides a radiation-proof suit and a suit processing method thereof, wherein the radiation-proof suit comprises an inner layer, an interlayer and an outer layer, wherein a pocket is arranged on the inner layer, and the pocket is woven with radiation-proof composite fibers, wherein the radiation-proof composite fibers comprise metal fibers and meta-aramid fibers twisted together, and the inner layer, the interlayer and the outer layer are all treated with an anti-wrinkle finishing agent. The present invention adopts composite yarns twisted together with metal fibers and silver fibers, and the pockets woven in warp and weft have good comprehensive properties such as good radiation protection, washing resistance, antibacterial and antibacterial, light, thin, soft, and breathable, thereby reducing the probability of the wearer being damaged by mobile phone radiation.

The utility model relates to the field of dip dyeing devices, and discloses a dyeing device for dip dyeing space dyeing threads, which comprises a base, a plurality of dip dyeing grooves are arranged in the base, first lead screws are arranged in two sides of the upper end of the base, the outer walls of the first lead screws are in threaded connection with sliding seats, and the upper ends of the sliding seats are fixedly connected with supporting seats. A placing rod is arranged at the lower end in the supporting seat, a pressing roller is arranged at the lower end of the placing rod, and second lead screws are in threaded connection with the interiors of the two sides of the pressing roller. According to the silk yarn dyeing device, the position of the pressing roller can be adjusted when the second lead screw rotates, so that silk yarn is stretched straightly and then subjected to dip dyeing, water in the water storage tank can be sprayed out through the spray head through the conveying pump, the silk yarn is washed, and the supporting base can be driven to move when the first lead screw rotates; and the silk threads can be conveniently conveyed to different dip dyeing tanks for dyeing.

The utility model discloses dyeing treatment equipment for wood floor processing, which comprises a device frame, a lifting plate, a pressing and fixing clamping plate and a rotating seat, the inner side of the device frame is connected with a screw rod, the top of the screw rod is provided with a first rotating driving mechanism, the screw rod is sleeved with a lifting block, one side of the lifting block is connected with the lifting plate, and the other side of the lifting plate is provided with a second rotating driving mechanism. A second rotation driving mechanism is installed in the lifting plate, and the bottom of the second rotation driving mechanism is connected with a pressing and fixing clamping plate through a transmission shaft. Through cooperative use of the screw rod, the first rotary driving mechanism, the lifting block, the lifting plate, the pressing and fixing clamping plate and the rotary seat, wood plates of different length specifications can be clamped and fixed, and the situation that the later dyeing work is affected due to movement of the wood plates is avoided; and a second rotary driving mechanism, a transmission shaft, a pressing and fixing clamping plate and a rotary seat are matched for use, so that the clamped and fixed wood floor can be regulated to rotate and move, the direction needing to be dyed is conveniently adjusted, and the dyeing uniformity is improved.

The utility model relates to the field of fabrics, in particular to a moisture-absorbing and quick-drying polyester texture fabric, which comprises a fabric body integrally knitted by a weft knitting circular knitting machine, the fabric body comprises first yarns, the first yarns are of an eight-way knitted structure, each way of the first yarns is composed of four coils, and each coil is formed by looping. The fabric is woven on a 32-needle four-runway weft knitting double-sided circular knitting machine, a finished product of the fabric presents 45-degree twill and small textures with the width of 0.1 cm at intervals through the weave structure design, and after superposition printing, the 3D stereoscopic impression of the fabric surface can be increased; in addition, the hole size of the tuck stitch part can be increased, so that the air permeability is improved, the dyeing is better, and the wet permeability is better.

The invention relates to the technical field of yarn, in particular to polyester flame-retardant yarn and a preparation method thereof.The yarn is made of modified polyester fiber containing a microencapsulated flame-retardant additive, the microencapsulated flame-retardant additive is a phosphorus-nitrogen composite flame retardant, and the microencapsulated flame-retardant additive is specifically formed by mixing triethyl phosphate and melamine according to the accurate proportion of 2.2: 1; the polyester flame-retardant yarn and the preparation method thereof have the beneficial effects that the dispersibility and the stability of the flame retardant in the polyester fiber are improved through microencapsulation treatment of the flame-retardant additive, so that the lasting flame-retardant effect of the yarn is ensured.

The invention discloses an automatic textile dyeing control device, and relates to the technical field of textile processing. The upper portion of the horizontal assembly is fixedly installed on the top of a plant through a hanging rod, a lifting assembly is installed below the horizontal assembly in a sliding mode, and the lower portion of the lifting assembly is used for fixing through a clamping mechanism; a sliding rod is arranged in the dyeing groove, a push plate is slidably installed in the middle of the sliding rod, an air cylinder push rod is arranged at the bottom below the dyeing groove, and the push plate is fixedly installed at the upper end of the air cylinder push rod. According to the textile dyeing device, automatic clamping and loosening are conducted on the lower portion through the clamping jaw, control over the horizontal direction and the lifting action is achieved in combination with the horizontal assembly and the lifting assembly, transfer between assembly lines and related detection are facilitated, and the dyeing uniformity needs to be controlled for textile dyeing operation; the dyeing quality is controlled by controlling the dye state and detecting the state of the dyed textile.