253 results about "Textile dyeing" patented technology

The invention relates to the technical field of textiles. The invention discloses a textile dyeing uniformity detection system, a detection method and a dyeing method. The device comprises a light source supply device which is arranged above a textile and is used for providing light sources with two wavelengths and generating monochromatic coherent light, a dielectric layer supply device for forming a uniform dielectric layer, a reflective light path device for splitting beams and guiding the beams to form an interference area, and an image acquisition device for acquiring interference fringe images, the angle adjusting device is used for adjusting irradiation and acquisition angles; and the image processing device is used for analyzing signals and identifying non-uniform dyeing areas and flaws. A high-precision detection system is constructed, the light source and the dielectric layer cooperate to realize micron-sized defect recognition, the visibility of interference fringes is improved to 0.8 or above, and the dynamic tension frame guarantees the precision. The reflective light path and angle adjusting device adapts to a complex environment, a detection method and a dyeing method are cooperated, and through pretreatment, quantitative analysis and multi-dimensional verification, the misjudgment rate is greatly reduced, and the detection speed adapts to production.

The invention belongs to the field of plastic product production, and particularly relates to a composite material for preparing a textile dyeing tube. The composite material mainly comprises the following components in parts by weight: 10 parts of PET resin, 10 parts of ASA resin, 1-6 parts of matt master batches, 1-3 parts of titanium dioxide, 1-2 parts of rosin, 0-1.5 parts of an antioxidant, 0-1 part of a fire retardant and 1-2 parts of a lubricating agent, wherein titanium dioxide is rutile titanium dioxide. Compared with the prior art, the components are good in compatibility; the molded product has excellent physical and mechanical properties, low glossiness, high strength (caused by titanium dioxide) and good tenacity, and is suitable for injection molding of plastic products; the metallic luster caused by titanium dioxide can be reduced; the noise can be reduced; titanium dioxide can be used for disinfecting under irradiation of an ultraviolet lamp; the composite material is very convenient; and the lubricating agent is added, so that the surface is relatively smooth.

The invention belongs to the technical field of textile dyeing methods, and particularly relates to a tension-free anti-fibrillation dyeing method for lyocell blended yarn. The tension-free fibrillating-resistant dyeing method of the lyocell blended yarn comprises the following steps: preparing a bobbin-free loose yarn bundle, namely loosely winding lyocell pure spinning or blended yarn into tension-free yarn bundles of which the weight is 0.5-1.5 kg by adopting an integrated chuck bobbin, and meanwhile, wrapping the tension-free yarn bundles with knitted sock legs; according to the tension-free loose yarn bundle filling, a cross-shaped lifting chain is matched with a yarn bundle grate, staggered filling shaped like a Chinese character'pin 'is achieved, and the loading rate ranges from 90% to 120%. The tension-free one-bath dyeing / cross-linking comprises the following steps: pre-treating the filled tension-free loose yarn bundle, performing dyeing and cross-linking through a one-bath two-step method, and finally performing soaping, hot water washing, color fixation / softening one-bath treatment and radio frequency drying. According to the tension-free antifibrillating dyeing method for the lyocell blended yarn, dyeing is uniform, the color difference is small, and the percent of pass is increased.

According to the elastic fabric provided by the invention, the TPU fiber is used as an elastic fiber material of the elastic fabric, the TPU fiber is processed into the elastic yarn, and the woven fabric with excellent elasticity and good hand feeling is obtained through the structural design of the elastic yarn and the fabric in combination with a corresponding processing textile dyeing and finishing process. According to the elastic fabric and the preparation method thereof, the elastic fabric has excellent elasticity, the warp-direction elastic elongation of a woven fabric can reach 35-70%, the weft-direction elastic elongation of the woven fabric can reach 80-130%, the warp-direction elastic elongation of a knitted fabric can exceed 180-250%, and the weft-direction elastic elongation of the knitted fabric can reach 250-360%; the fabric is low in elasticity modulus and low in elastic recovery rate, and clothes made of the fabric are weak in constraint feeling when worn; a special wrinkle style can be obtained on the surface of the fabric, and the fabric has excellent hand feeling; the invention further provides a method for stably processing and preparing the elastic knitted fabric.

The invention belongs to the technical field of textile dyeing and finishing, and particularly relates to a low-twist compact siro twisted spinning yarn, a preparation method thereof and a process for producing knitted fabric by adopting the low-twist compact siro twisted spinning yarn. Comprising the following procedures of raw cotton preparation, blowing, cotton carding, pre-drawing, sliver lap forming, combing, sliver lap forming, combing, drawing, roving, spinning and spooling. In the roving and spinning procedures, the low-twist compact siro twisted spun yarn is prepared in a compact spinning mode, a siro spinning mode and a twisted spinning mode in sequence. The yarn is improved, siro spinning and twist spinning are overlaid on the basis of compact spinning, the obtained fabric is softer in hand feeling, the yarn formed by combining the three spinning modes is used for the knitted fabric, and the advantages of the raw material end are all reflected in the knitted fabric.

The invention belongs to the field of textile dyeing and finishing, and particularly relates to a functional hollow covering yarn and a preparation method and application thereof. The method comprises the following steps: pretreating textile fibers; preparing a functional additive solution; finishing the auxiliary agent and the fibers by adopting a supercritical CO2 process to obtain functional fibers; twisting the functional fibers and the water-soluble fibers into covering yarns; and dissolving the water-soluble fiber to obtain the functional hollow core-spun yarn. The problems that a traditional technology is single in function, poor in environmental protection performance and unstable in structure are solved, and the product has excellent physical performance (breathability, quick drying, fluffiness and the like) and multiple sanitary functions and is suitable for the field of functional fabric.

The invention belongs to the technical field of textile dyeing, and provides a salt-free alkali-free electrostatic spray dyeing method for cellulosic fibers, which comprises the following steps: uniformly mixing polyethylene oxide, reactive dye and solvent to obtain electrostatic dye liquor; the method comprises the following steps: dissolving a cationic modifier and an alkaline color fixing agent in water to prepare a cationic modified solution, padding a cellulose fiber fabric, and drying to obtain a cationic modified cellulose fiber fabric; and spraying the electrostatic dyeing liquid to the surface of the cationic modified cellulose fiber fabric through electrostatic spraying, and carrying out open-width steaming color fixation and cleaning to obtain the electrostatic spraying dyed cellulose fiber fabric. The electrostatic spraying technology is adopted to replace traditional water bath dyeing, excellent K / S value, dye uptake and color fastness can be achieved without consuming a large amount of salt, alkali and water, water resource consumption and environmental pollution are remarkably reduced, and high-salinity and high-chroma printing and dyeing wastewater is avoided.

The invention discloses a textile dyeing defect intelligent detection method and system based on AI vision, and relates to the technical field of textile quality detection.The method comprises the following specific steps that multi-modal image collection is conducted, specifically, a multi-angle industrial camera array and a multispectral light source containing white light, blue light and near-infrared light are deployed at a production line detection station, dynamically matching and collecting the frame rate and the light source brightness through a synchronous control assembly, and synchronously collecting to form a multi-mode original image set; according to the invention, through the combined design of the double-feature separation network and the mutual exclusive attention mechanism, deep mining is carried out respectively for the geometric morphology features of the wrinkles and the color texture features of the dyeing defects, and the mutual exclusive attention mechanism effectively shields an interference channel between the two types of features by generating an exclusive mask weight matrix, so that feature separation is realized, and the detection accuracy is improved. The system can accurately distinguish wrinkles and dyeing defects, and the misjudgment risk is remarkably reduced.

The invention relates to an all-cotton four-way stretch fabric and a preparation method thereof, and belongs to the technical field of textile dyeing and finishing. The preparation method comprises the following steps: performing singeing, enzyme desizing, liquid ammonia finishing, loose alkali shrinkage and overfeeding soft heat setting on gray fabric to obtain the all-cotton four-way stretch fabric. The warp-wise and weft-wise shrinkage rates of the prepared four-way stretch fabric are-3.0%-0%, the warp-wise elastic elongation rate is 12%-15%, the weft-wise elastic elongation rate is 12%-18%, and the elastic residual elongation rate is smaller than or equal to 8%; obvious warp and weft elasticity can be achieved without elastic fibers, the problems that elastic fabrics such as spandex core-spun yarn fabrics are complex to manufacture, unstable in fabric size and the like are solved, the warp and weft elasticity is obvious, the size stability is good, the hand feeling is soft, and the price is low; the preparation method is simple, does not need equipment transformation, is easy to operate and does not damage fiber strength.

The invention relates to natural dye and green chemical industry, and particularly discloses water-soluble biological indigo blue and a preparation method thereof. The water-soluble biological indigo comprises the following raw material components in parts by weight: 80-90 parts of a biological-based indigo concentrated solution; 0.5 to 1 part of dimethyl sulfoxide; 10 to 15 parts of a solubilizer A; 5-10 parts of a solubilizer B; and 10 to 15 parts of deionized water. According to the invention, the bio-based indigo concentrated solution synthesized by a biological method is used as a raw material, the water-soluble compound is innovatively formed through beta-cyclodextrin inclusion and povidone compounding, and the water-soluble compound has relatively high water solubility; the water solubility of the product is greater than or equal to 50g / L, the stability is excellent, the obtained indigo dye is natural in source, environment-friendly and high in water solubility, secondary pollution of the traditional dye to the environment is avoided, and the indigo dye is suitable for sustainable chemical industry and green dyeing and finishing industries and can be widely applied to the fields of textile dyeing, water-based ink, cosmetic color developing agents, medicines and the like.

The invention discloses a knitwear and textile dyeing wastewater treatment device, and belongs to the technical field of textile wastewater treatment, the knitwear and textile dyeing wastewater treatment device comprises: a pretreatment mechanism, which comprises a screen frame, a first screen and a second screen, and two sides of the screen frame are both provided with a transmission mechanism and a guide mechanism; the treatment box is arranged at the top of the screen frame and is provided with a driving mechanism, and a stirring mechanism and an electro-catalytic reaction mechanism are arranged in the treatment box; and the salt separation mechanism comprises a booster pump and a nanofiltration membrane. Efficient purification is achieved through cooperative processing, firstly, a dynamic vibration screening system is adopted, a pressure sensor monitors the load of a screen in real time, the rotating speed of a driving motor is intelligently adjusted, an eccentric balance weight and guide rail linkage mechanism is matched, periodic lifting actions are overlaid in vibration, screen holes are effectively prevented from being blocked, and the filtering uniformity is improved; organic matters in the wastewater are decomposed through the electro-catalysis reaction mechanism, multivalent salt ions in the wastewater are separated through the salt separation mechanism, and sufficient purification of the wastewater is achieved.

The invention belongs to the field of textile dyeing and finishing, and relates to a dyeing method capable of regulating and controlling in-situ assembly of dye molecules through cellulose fiber graft modification. The dyeing method comprises the following steps: soaking a cellulosic fiber textile in a 4-beta-hydroxyethylsulfonyl sulfate aniline-2-sulfonic acid aqueous solution for reaction, washing with water, drying, soaking in a hydrochloric acid aqueous solution, adding a sodium nitrite aqueous solution for reaction, adding urea, washing with water, and drying to obtain the cellulosic fiber textile. Soaking in a coupling component aqueous solution containing a coupling component, sodium hydroxide and sodium carbonate for reaction, alternately washing with hot water and cold water, and drying to obtain the dyed textile. The dyeing method is mild in condition, dye hydrolysis is avoided, the dye uptake and the dyeing fastness are improved, and the dye utilization rate is high; high temperature and a large amount of inorganic salt or auxiliaries are not needed, the dye is directly generated and fixed in the fiber, energy consumption is remarkably reduced, and waste water treatment pressure is reduced.

An elastic fabric and a manufacturing method therefor. TPU fibers are used as elastic fiber materials, the TPU fibers are processed into elastic yarns, and by means of structural designs of the elastic yarns and a textile, and in cooperating with textile dyeing and finishing processes for corresponding processing, the fabric having excellent elasticity and good hand feel is obtained. The warp-direction elastic elongation of a woven fabric can reach 35-70%, and the weft-direction elastic elongation thereof can reach 80-130%; the warp-direction elastic elongation of a knitted fabric can reach 180-250%, and the weft-direction elastic elongation thereof can reach 250-360%; the textile has low elastic modulus and low elastic recovery rate, and garments made from this textile deliver minimal wearing constriction; the surface of the textile can achieve a special crepe style and has excellent hand feel.

The invention discloses a textile dyeing machine facilitating material collection for textile processing, and relates to the technical field of textile processing. A body is included; the mounting frame is mounted in the machine body; the moving plate is connected into the machine body in a sliding manner; the mounting plates are mounted on the two sides of the machine body; the control mechanism comprises a second lifting rod, a rotating assembly is arranged at the bottom of the second lifting rod, a clamping assembly is arranged outside the rotating assembly, and the second lifting rod is used for controlling the positions of the rotating assembly and the clamping assembly in the vertical direction; the material receiving mechanism is connected with the mounting plate, the material receiving mechanism comprises a second sliding block, a fourth push rod is mounted outside the second sliding block, and a hanging rod is mounted outside the fourth push rod. According to the textile dyeing machine facilitating material receiving for textile processing, the purpose of improving the use efficiency of equipment is achieved.

The invention discloses a textile dyeing and finishing large model copied based on dyeing and finishing reaction conditions and application thereof, relates to the technical field of textile dyeing and finishing, and aims to solve the technical problem that the dyeing and finishing process has great uncertainty due to the fact that a data source is lacked and reaction conditions are difficult to effectively copy by means of scientific data in the prior art. Comprising a basic research module, a standard reaction condition copying module, a dyeing and finishing digital module and a dyeing and finishing large model application module. Various reaction tank tests are carried out through the basic research module, physical and chemical reaction standard data of different cloth types on auxiliaries and dyes are obtained, an accurate data source is provided for a large dyeing and finishing model, reaction conditions with high yield and good quality can be effectively copied and customized, and a proper dyeing and finishing formula and process sheet are generated. The method is beneficial to improving the quality of dyed and finished products, guarantees the production efficiency, enables the dyeing and finishing process to be more scientific and normative, and reduces defective products caused by poor conditions.

The invention relates to the field of dye chemistry, and discloses an acid dye with high color fastness, a preparation method of the acid dye and application of the acid dye in textile dyeing. According to the dye molecule, a 4-sulfo benzene ring and a 2, 5-dichlorobenzene ring are connected through an azo bridge (-N = N-), and a polysulfonate substituent group (-SO3Na) is introduced to a molecular skeleton to form a symmetric azo conjugated structure. The preparation method comprises the steps of nitration, reduction, sulfonation, diazotization, coupling and the like, the process conditions are mild, and the yield is stable. The obtained dye has a strong absorption peak in the range of 540-560nm, and the molar absorption coefficient epsilon is greater than or equal to 1.0 * 10 < 5 > L.mol <-1 >. Cm <-1 >. Compared with the conventional acid red dye, the dye has the advantages that the light fastness can reach grade 8, the fastness to washing is grade 7 or above, the color is bright, the color layer is uniform, the high dye-uptake can be realized under the low-salt condition, the conductivity of waste liquid is remarkably reduced, and the dye is suitable for dyeing protein fibers such as wool, nylon and silk.

The invention provides a dyeing machine for cloth textiles, and relates to the technical field of textile dyeing equipment, the dyeing machine comprises a dyeing box and a rectangular holding frame, the rectangular holding frame is matched with the top end part of the dyeing box in a sleeving and inserting manner; two transverse guide shafts are symmetrically welded to the rectangular keeping frame, and two longitudinal sliding plates which are arranged at intervals at a long distance are slidably mounted on the two transverse guide shafts; a cloth hanging frame is arranged in the rectangular keeping frame in a sliding mode, two U-shaped guide frames are symmetrically welded to the top side of the cloth hanging frame, and a longitudinal sliding plate is in sliding fit with the U-shaped guide frames in a spring pushing mode; pull rods are symmetrically and rotationally connected between the rectangular driving frame and the cloth hanging frame. Through combined transmission of the single-crank sliding block mechanism and the multi-crank sliding block mechanism, up-and-down and front-and-back reciprocating sliding operation of the cloth hanging frame can be driven and executed by one set of driving unit, so that the situation that driving units need to be arranged for the two sliding operations respectively can be omitted, and the manufacturing cost and power consumption of dyeing equipment can be reduced.

The present invention discloses a processing device for dyeing textiles, comprising a box body, wherein a conveying mechanism and a dyeing mechanism are arranged in the box body, a second installation cavity is formed in the box body through a partition, a rotating mechanism and a drying component are arranged in the second installation cavity, the textiles are conveyed to the dyeing mechanism by the conveying mechanism for dyeing treatment, and after the dyeing treatment is completed, the textiles are rotated by the rotating mechanism and dried by the drying component, and finally discharged from the box body by the conveying mechanism to complete the processing. In this way, the entire process from dyeing to drying is completed continuously in the same device, thereby saving time and labor costs. The rotating mechanism rotates the textiles, and the textiles are heated evenly during the drying process, avoiding the problem of uneven drying. The fan in the drying component can rotate in the cavity, and the rotation of the fan disturbs heat, and the heat is evenly distributed on the surface of the textile, which helps to maintain the original quality and appearance of the textile and improve the drying efficiency and quality.

The utility model relates to textile dyeing equipment technical field, concretely relates to a kind of for yarn dyeing's quick penetration dye liquor conveying structure, including charging tank, the one end of charging tank is equipped with conveying pipeline, and the other end of conveying pipeline is equipped with dye vat;Supporting assembly, supporting assembly is installed in the side of conveying pipeline, and supporting assembly is used to support conveying pipeline;Clamping assembly, clamping assembly is installed in the inside of supporting assembly, and clamping assembly is used to clamp conveying pipeline.Compared with prior art, the adjustable supporting assembly and clamping assembly of the present application simplify the installation and disassembly process, improve flexibility and adaptability, avoid the cumbersome operation of traditional bolt fixing mode, and at the same time, the stability and reliability of pipe fixing are enhanced by spring clamping setting.

The invention discloses an antibacterial toxin-removing anhydrous dyeing and finishing powder dye as well as a preparation method and application thereof. The dye adopts a porphyrin structure-containing metal organic framework with a specific aperture as a carrier, copper phthalocyanine and an IR808 photosensitizer are loaded after modification of a silane coupling agent, and copper and zinc ions are introduced through ion exchange. By optimizing a carrier structure, surface modification and a component ratio, the dye has excellent antibacterial property, high dyeing depth and a photocatalytic function. Anhydrous dyeing and finishing are realized by adopting a supercritical carbon dioxide process, and the process is environment-friendly and efficient. The technology solves the problems of serious pollution, single function and the like of the traditional dyeing process, and has important application value in the field of textile dyeing and finishing.

The invention belongs to the technical field of textile dyeing, and particularly relates to an edible plant dyeing method based on ion modified cotton yarn, cation modified cotton yarn serves as a base material, stable fixation of edible plant pigment is achieved through electrostatic adsorption of cation groups and anion pigment, and the method specifically comprises the following steps that S1, the base material is prepared, the method comprises the following steps: weaving a base material by using pure cotton yarns modified by 2, 3-epoxypropyltrimethylammonium chloride, and modifying by immersing 20S-60S pure cotton yarns in a 8%-12% GTA solution according to a bath ratio of 1: 20-1: 30, soaking for 40-60 minutes at a constant temperature of 45-55 DEG C, pre-drying for 15-20 minutes at 80-90 DEG C, and then baking for 2-3 minutes at 120-130 DEG C, so that the zeta potential of the surface of the cotton yarns reaches + 15 mV to + 30 mV; the gram weight of the base material is 450 g / m, the warp density is 80-120 pieces per inch, the weft density is 60-100 pieces per inch, the breaking strength is larger than or equal to 180 N, the elongation at break is larger than or equal to 15%, and no obvious defects exist on the surface. According to the method, stable color fixation is achieved through the ion adsorption effect of the cation modified cotton yarn and the edible plant pigment, tatting jacquard is adopted, chemical color fixing agents and mordants are not needed in the whole process, and the method has safety and excellent dyeing performance.

The application discloses a dyeing boosting agent and a low-temperature salt-free dyeing method for bio-based PLA / regenerated cellulose fiber blended fabric, and relates to the technical field of textile dyeing. A synergistic cross-linking modification system is constructed by using a bio-based small-molecule phenol with double functional groups and a high-density amino polymer. The fabric is pretreated and immersed for modification, a stable ion cross-linking adhesion layer is formed on the surface of the fiber, and then low-temperature dyeing of the electrolyte-free reactive dye is carried out. The process adopts a one-bath one-step method, does not need high temperature, high salt and reduction cleaning procedures, is simple in process, low in carbon and environmentally friendly, can realize synchronous dyeing and uniform color of PLA and regenerated cellulose fiber, effectively improves the fabric dyeing rate and color fastness, and significantly improves the ultraviolet resistance of the product. The application solves the problems of poor uniformity, low color fastness and large pollution existing in the traditional dyeing process, and is suitable for green and efficient production of bio-based blended fabric.

The application provides a dyeing machine for cloth textile, relates to the technical field of textile dyeing equipment, and comprises a dyeing box and a rectangular holding frame, the rectangular holding frame is sleeved with the top end part of the dyeing box, two horizontal guide shafts are symmetrically welded on the rectangular holding frame, two distance-interval arranged vertical sliding plates are slidingly installed on the two horizontal guide shafts, a cloth hanger is slidingly arranged in the rectangular holding frame, two U-shaped guide frames are symmetrically welded on the top side of the cloth hanger, the vertical sliding plates are slidingly matched with the U-shaped guide frames in the form of spring pushing, and a pull rod is symmetrically rotationally connected between the rectangular driving frame and the cloth hanger. Through the combined transmission of the single-crank sliding block mechanism and the multi-crank sliding block mechanism, the up-down and back-and-forth reciprocating sliding operation of the cloth hanger can be driven and executed by one set of driving unit, the driving unit for the above two sliding operations can be omitted, and the cost and power consumption of the dyeing equipment are reduced.

The application discloses a method and system for optimizing a textile dyeing formula, and optimizes a computer theoretical formula by establishing a smart matching point, and improves a one-time matching success rate.The technical scheme is as follows: by establishing a mathematical model, on the basis of realizing computer system fast matching, by taking actual dyeing results in a laboratory or on a production line as the smart matching point, the relationship between the theoretical formula and the actual formula is optimized, and the one-time matching success rate is improved.Furthermore, in combination with an actual sample printing environment, repeated color correction caused by differences in different dyes, dyeing processes and the like can be effectively avoided, and the color matching efficiency and the color matching success rate are obviously improved.

The utility model discloses a steaming device for textile dyeing and finishing processing pretreatment, relates to the technical field of steaming devices, and aims to solve the technical problems that a guide roller structure of a current steaming device is inconvenient to assemble and feed textile fabrics and is relatively poor in operation convenience, and the steaming device comprises a shell, an adjusting mechanism and the textile fabrics, a steam passing box is installed in the middle of the interior of the shell, partition plates are fixed to the two ends of the interior of the steam passing box, a gas collecting ring is arranged in the middle of the interior of the steam passing box and communicates with the partition plates through guide frames, a steaming disc is arranged at an opening in the upper end of the gas collecting ring, and a top cover is clamped to the middle of the upper side of the shell. The number of the adjusting mechanisms is two, the two adjusting mechanisms are installed on the inner sides of the two ends of the shell correspondingly, and driving boxes are arranged on the front sides of the two ends of the shell correspondingly. The adjustable guide roller of the steaming device has the advantages that the textile fabric can be conveniently assembled and guided in, and the operation difficulty is reduced.

The utility model relates to the field of textile dyeing, and discloses a dyeing steel cup for testing, which comprises a cup body, a cup cover, an upper cover, a cover body, a semicircular opening formed in the bottom of the cup cover, a bearing disc used for laying an adsorbent and uniformly provided with air holes in the bottom, a baffle plate, a connecting column, a transverse baffle rod, a threaded hole and a limiting bolt. After dyeing is completed, the limiting bolt is rotated to relieve limiting on the transverse blocking rod, then the transverse blocking rod is rotated to drive the connecting column and the bearing disc to rotate until the bearing disc and the opening are completely overlapped, then the limiting bolt penetrates through the transverse blocking rod to be connected into another threaded hole in a threaded mode, the bearing disc is fixed again, and harmful gas with the high temperature rises; and the air holes are adsorbed by the adsorbent on the bearing disc. The utility model has the advantages and effects of avoiding the diffusion of harmful gas and ensuring the safety and cleanness of the dyeing environment.

The present application relates to wastewater treatment equipment technical field, more specifically discloses a kind of wastewater treatment equipment after textile dyeing, including first positioning assembly, the both sides of first positioning assembly are fixedly connected with positioning transmission assembly, the top of the side of installation positioning assembly away from first positioning assembly is fixedly connected with support positioning plate, the bottom of the side of installation positioning assembly away from first positioning assembly is fixedly connected with support positioning column;The present application when treating wastewater after textile dyeing, first wastewater needing to be treated is injected from the top of equipment, then under the action of gravity, suspended solids in wastewater are intercepted and filtered, and simultaneously driven by drive piece on the telescopic guide assembly connected with support positioning column, transmission roller is rotated, in turn, drive conveying screen to rotate slowly, then by installing cleaning assembly on the path of conveying screen movement, it can be realized that equipment is cleaned to filter screen during operation.

The present application belongs to the field of textile dyeing and finishing, and relates to a dyeing method for industrial preparation of gauze, comprising the following steps: 1) dip dyeing and hot baking of silk fabric (silk white blank); 2) performing color fixing treatment on the dip-dyed / hot-baked fabric by using an enzyme treatment solution; 3) repeatedly performing step 1) and step 2) on the fabric obtained in step 2) in sequence, and the number of repetitions is 1-3 times, to obtain a gauze dyeing product. The method is simple and easy to implement, has high efficiency, and controllable cost, and can be used for industrial preparation of gauze products.

This invention relates to the technical field of mixing equipment, and in particular to a color mixing and tinting device for dyeing textiles in light industry. The device includes a color mixing chamber and a feed pipe. A discharge pipe and a discharge valve are installed at the bottom of the color mixing chamber. The feed pipe is inserted into the color mixing chamber through the top of the chamber. A first opening is provided on the side wall of the feed pipe inside the color mixing chamber, and the bottom of the feed pipe is sealed. A rotating ring is provided inside the color mixing chamber, and multiple separating rods are arranged in a ring at the bottom of the rotating ring. This device can achieve multi-form agitation and mixing of the paint, effectively improving the functionality of the equipment, increasing the uniformity of paint mixing, and thus improving the color mixing quality and accuracy.