42results about How to "Efficient Dyeing" patented technology

The invention provides a circulating dyeing machine for garments and belongs to the field of garment dyeing equipment. The circulating dyeing machine is formed by a dyeing tank, a garment suspension device and a color solution regulating device. The garment suspension device comprises at least two rotating shafts, and a conveyer belt is arranged on the rotating shafts. A plurality of clothes hangers are fixedly arranged on the conveyer belt. The color solution regulating device comprises a color blending tank, a color solution box and a detection device. The color blending tank is connected with the color solution box through a pump A. The color solution box is connected with the detection device through a pipeline and is connected with the detection device through a pipeline again. The lower end of the color blending tank is connected with a pump B. The pump B is connected with the lower end of the dyeing tank through a pipeline B. The upper end of the color blending tank is connected with a pump C through a pipeline C. The pump C is connected to the dyeing tank through a pipeline. A pipeline port is located on the lower portion in the dyeing tank. The circulating dyeing machine is provided with a color complementation device, can carry out continuous dyeing, and is uniform in dyeing and efficient in garment dyeing.

The invention discloses a spray-dyeing device with a good dyeing effect. The device comprises a frame, a raw material roller movably connected with the frame, a receiving roller movably connected withthe frame, a driving device for driving the movement of a fabric, an applicator for smearing evenly the dyeing liquid on the fabric and a flattening device for flattening the fabric; the flattening device comprises a left roller shaft set, a right roller shaft set matched with the left roller shaft set, a left transmission structure for being in drive connection with the left roller shaft set andthe driving device and a right transmission structure for being in driving connection with the right roller shaft set and the driving device; the device pulls the two edges of the fabric to the sidesby the arrangement of the left and right roller shaft sets, so that the surface of the fabric is kept flat, and the appearance of wrinkles is avoided so that the dyeing liquid can be evenly sprayed on the fabric to ensure uniform dyeing of the fabric.

The invention belongs to the technical field of printing and dyeing equipment, and discloses an intelligent jet airflow overflow combination machine. The intelligent jet airflow overflow combination machine comprises a combination machine body composed of a plurality of sets of airflow overflow nozzles which achieve high-speed reciprocating motion of fabric between cloth containing cylinders through a high-pressure water pump, the front part of a combination body has a cloth feeding function, and the rear part of the combination body has a cloth discharging function. According to the intelligent jet airflow overflow combination machine, a plurality of sets of U-shaped cloth containing cylinder bodies are connected in series, the fabric is driven to reciprocate through the high-speed large-flow water pump between the cylinder bodies, and the fabric continuously runs from a cloth feeding direction to a cloth discharging direction at the production process speed of 20-100 m/min; the clothcontaining amount of each cloth containing cylinder is about 1200 m (according to the difference of fabric gram amounts), the cloth containing amount of each cloth containing cylinder is detected bya gravity sensor in the production operation process, signals generated by the gravity sensor are processed by a PLC, the flow speed and the flow direction of water are controlled by controlling the pump and a valve, the equipment operates intelligently, and the production efficiency is greatly improved.

The invention discloses a dyeing method capable of improving the dyeing performance of high-elastic nylon 6 fibers. The method comprises the steps of dyeing pretreatment, a dyeing process and a color fixing process. According to the dyeing method, the dyeing performance of the high-elastic nylon 6 fibers can be effectively improved, the dyeing rate, the fixation rate, the K/S value and the level dyeing performance of the fibers are remarkably improved, and the washing color fastness, the rubbing color fastness and the light color fastness of fabric are improved. The process is simple and efficient, the usage amount of dye can be remarkably reduced, the method is environmentally friendly, the adopted reagent is efficient in dyeing, bright in color and not prone to fading, and the efficient and lasting dyeing effect can be achieved. On the basis that the dyeing performance of the high-elastic nylon 6 fibers is enhanced, the simplicity, high efficiency and environmental friendliness of the dyeing process are further improved, and wide application of the high-elastic nylon 6 fibers and fabric can be promoted.

The invention provides application of folium artemisiae argyi pigment dye to a cellulose fiber one-bath mordant dyeing process. Cellulose fiber is dyed with the dye through a one-bath mordant dyeing method, so folium artemisiae argyi pigment can serve as plant dye of the cotton fiber; moreover, a dyeing process which applies the folium artemisiae argyi pigment dye to cellulose fiber dyeing and has an industrialized application value is provided; and by the one-bath mordant dyeing method of pure cotton fiber, the color depth K/S value of cotton fabric reaches 3.625, unlubricated friction reaches level 4 to 5, wet friction reaches level 4, color change reaches level 4, staining (cotton) reaches level 4 and hand feeling reaches level 4, the actual industrial production requirements are met, and the technological gap of folium artemisiae argyi pigment plant dye in the prior art is filled.

The invention discloses a dyeing method for improving the dyeing performance of polyimide fibers. The method comprises the steps of pretreatment liquid preparation, fiber pretreatment, fiber dyeing and fiber color fixation. According to the dyeing method provided by the invention, the dyeing performance of the polyimide fibers can be effectively improved, the fiber dye uptake, the fixation rate and the K/S value of the fabric are remarkably improved, and the wet color fastness and the rubbing color fastness of the fabric are improved. The process disclosed by the invention is simple in steps, high in dyeing efficiency, capable of remarkably reducing the use amount of cationic dyes and reducing environmental pollution, green and friendly; the adopted chemical pretreatment process is simple and efficient, and the dyeing performance of the polyimide fibers can be remarkably improved; and the cationic dyes are bright in color and not prone to fading, and the efficient and lasting dyeing effect can be achieved. According to the dyeing method for improving the dyeing performance of the polyimide fibers provided by the invention, on the basis that simple and efficient chemical pretreatment is carried out on the polyimide fibers, the dyeing performance of the polyimide fibers is enhanced, the dyeing efficiency of the dyeing process is further improved, the influence on the mechanical performance of the fibers is small, the environmental friendliness is improved, and wide application of the polyimide fibers and fabrics in the field of clothing can be promoted.

The invention discloses a photocatalysis treating method for dyeing wastewater of polyester/cotton one bath process dyeing. The method comprises the steps that 1, titanium alkoxide is dropwise added into an acid water solution under a violent stirring effect, the temperature is increased to 45-65 DEG C, continuous and violent stirring is carried out for 10-25 h, and prepared titanium dioxide nanometer hydrosol is used as a modified coating of cotton fabric; 2, cotton machine woven fabric is coated with the titanium dioxide nanometer hydrosol through dipping, roller pressing and curing; 3, the titanium dioxide modified fabric is shorn into multiple blocks, and the blocks are placed into bath liquid left after dyeing; processing liquid is exposed under sunlight. The cotton fabric with photocatalysis activity is prepared, the surface of the fabric is coated with a layer of nano TiO2 photocatalyst, and residual dye wastewater can be effectively photocatalyzed and degraded under irradiation of sunlight.

The invention relates to the technical field of button machinery, in particular to a button dyeing machine. The button dyeing machine comprises supporting legs, and further comprises an operating boxclamped with the upper ends of the supporting legs, a feeding part clamped with the side edge of the upper end of the operating box, a dye adding part clamped with the middle part of the upper end ofthe operating box, a motor, a stirring part which penetrates through the operating box and the end part of which is rotataly connected to the motor, a first supporting frame and a discharge hole clamped with the lower end of the operating box; the first supporting frame comprises a connecting base, an outer clamping plate clamped with the outer wall of the connecting base, a first rotary rod clamped with the outer clamping plate, and a first spherical rotary part which is rotatably connected to one end, away from the external clamping plate, of the first rotary rod through screw threads. The button dyeing machine can be used for uniformly stirring buttons through the stirring part and the first supporting frame, and realizes high-efficient dyeing.

The invention belongs to the technical field of fiber dyeing, and particularly relates to a method for dyeing a calcium alginate fiber/silk fiber blend fabric by a macromolecular dye containing a polyethylene amine molecular chain. The method utilizes a macromolecular dye containing a polyvinylamine molecular chain and seaweed fiber to form a complex bond under alkaline conditions, and a polyvinylamine macromolecular dye forms a hydrogen bond and intermolecular interaction with the silk fiber under alkaline conditions, which can achieve the dyeing of calcium alginate fiber/silica fiber blend fabric by the macromolecular dye containing the polyethylene amine molecular chain. The dye of the invention has high dye uptake rate, low dyeing temperature, short dyeing time, and good energy savingand emission reduction effect, can save a lot of cost for enterprises, and has very good industrialization prospect.

The invention provides an interception device on a vacuum dyeing machine, belongs to the technical field of textile, and solves the technical problems that dyestuff blocks a ventilating channel and the like. The dyeing machine comprises a base, a barrel-shaped dyeing cylinder, a dyestuff pond, a dripping dyeing pump and a spindle; the dyeing cylinder is fixedly arranged on the base; and the spindle has a hollow structure. The interception device comprises a T-shaped valve; a small-diameter end of the valve is inserted in a through hole; a valve seat is fixedly arranged on the inner wall of the spindle; a guiding hole which faces the outer side of the spindle is formed in the valve seat; the inside of the guiding hole is movably connected with a guiding column; a push block is arranged on the guiding column and can be propped against a large-diameter end of the valve body; and the small-diameter end of the valve can be inserted in the through hole by the push plate under the effect of gravity. The interception device on the vacuum dyeing machine has the advantages that the dyestuff can be prevented from blocking a ventilating channel, and is saved, and the like.

The invention relates to the technical field of fabric dyeing, in particular to a fabric dyeing process which comprises the following steps: step 1, screening preparation raw materials of a fabric and preparation raw materials of dye; 2, raw materials for preparing the fabric are subjected to yarn drawing, warping, doubling, slashing and leasing treatment and placed in a textile machine, and fabric processing is completed; step 3, performing chemical reaction and unit reaction on the preparation raw materials of the dye, and performing purification, drying, crushing and other treatment processes to complete the processing of the dye; step 4, adding dye into the dyeing device, and enabling the fabric to pass through the dyeing device, so as to finish dyeing of the fabric.

The invention discloses a bobbin structure for cheese dyeing. The bobbin structure comprises a fixing seat and a supporting rod arranged on the fixing seat; the bobbin structure further comprises a hollow bobbin; the supporting rod is sleeved with the hollow bobbin; an empty groove for dye liquor to enter is formed in the fixing seat; the bottom end of the hollow bobbin is communicated with the empty groove; and the hollow bobbin is provided with a group of liquid outlet holes for dye liquid to flow out. The bobbin for cheese dyeing is reasonable in structural design, a set of cheese is arranged on the hollow bobbin in a sleeving mode, dye liquor enters the hollow bobbin from the empty groove of the fixing seat, then enters the bobbin through the through holes in the bobbin and finally penetrates through the cheese to be discharged, dyeing is uniform, the dye liquor can be pressurized, and dyeing is efficient.

The invention relates to the technical field of fabric dyeing, in particular to a fabric dyeing process which comprises the following steps: step 1, drawing, namely drawing yarns from chemical grains through a procedure, determining the thickness of the yarns, and then performing warping treatment; step 2, doubling: staggering the warp yarns at intervals up and down through a machine so as to enable the weft yarns to pass through, and slashing; 3, the fabric can be processed through weaving and leasing treatment; 4, the processed double-layer fabric passes through a dyeing device, and dyeing processing of the fabric can be completed.

The purpose of the present invention is to provide a polarizer production method with which dyeing can be performed more efficiently. This polarizer production method includes a step in which a solution including an iodide and an oxidant of iodine ions is used to dye a polyvinyl alcohol resin film. The oxidant is an ionic compound which comprises a cation and an anion. The standard electrode potential of any one among the anion and the cation is greater than that of iodine ions. As a result of using such a solution to perform dyeing, the polyvinyl alcohol resin film can be dyed more efficiently.

The invention belongs to the technical field of polyester fiber dyeing, and particularly relates to a dyeing method for improving the dyeing performance of polyester fibers, which comprises the steps of pretreatment solution preparation, fiber pretreatment, fiber dyeing and fiber fixation and reduction. According to the dyeing method disclosed by the invention, the dyeing performance of the polyester fiber can be remarkably improved, wherein the performance comprises the dyeing rate, the fixation rate, the color fastness and the rubbing fastness of the fiber; the process steps are relatively simple, the dyeing effect is excellent, the used raw materials are green and environment-friendly, the harm to the environment is reduced, the concept of green chemistry and sustainable development is met, and the method is suitable for industrial large-scale production. Compared with the prior art, the mechanical strength of the polyester fiber after dyeing and the mechanical strength of the polyester fiber before dyeing show that the difference between the mechanical strength of the polyester fiber after dyeing and the mechanical strength of the polyester fiber before dyeing is small, the practicability of the fiber is greatly improved, and a foundation is laid for wide application of the polyester fiber fabric in the field of daily use.

The invention provides a reeling device on a vacuum dyeing machine, belongs to the technical field of textile, and solves the technical problems that existing cloth is difficult to reel in a dyeing cylinder and the like. The dyeing machine comprises a base, a barrel-shaped dyeing cylinder, a dyestuff pond, a dripping dyeing pump and a spindle; the dyeing cylinder is fixedly arranged on the base; a first rotating shaft, a second rotating shaft and a third rotating shaft are fixedly connected with the spindle; a suction block is arranged between a discharging drum and a collecting drum; a suction hole for cloth to be dyed is formed in the suction block; the spindle is provided with a vacuumizing device which is used for vacuumizing the inside of the dyeing cylinder; a driving structure which is driven by the spindle to drive the collecting drum to rotate is arranged between the dyeing cylinder and the collecting drum; the drying structure comprises a second inner gear ring arranged on the dyeing cylinder; and a transmission gear which is engaged with the second inner gear ring is arranged on the second rotating shaft. The reeling device on the vacuum dyeing machine has the advantages of simple structure, reliable and synchronous reeling and the like.