47results about How to "Improve dyeing efficiency" patented technology

The utility model discloses one-bath two-step dyeing equipment for polyester-cotton fabric, and belongs to the technical field of printing and dyeing equipment. Through the clamping assembly, a frame plate assembly in the clamping assembly is used for clamping cloth, a sliding plate and a telescopic cylinder are matched to drive the cloth to move to two sets of rotating shafts, and therefore the fabric obtained after primary dyeing is placed on the rotating shafts, dye liquor in the fabric obtained after primary dyeing is separated from the fabric, dye directly falls into a dye vat, the time of secondary conveying is saved, and the dyeing efficiency is improved. And subsequent pH value adjustment is facilitated, so that the dyeing efficiency is improved.

The utility model discloses a yarn dyeing processing device capable of avoiding yarn interweaving, which comprises a dyeing barrel, a rotating support is arranged in the dyeing barrel, and a plurality of yarn fixing components are detachably mounted in the rotating support. According to the scheme, the yarn cluster is clamped in the pressing plate, yarns on the surface of the yarn cluster are locked and fixed through the counter-acting force of the pressing plate, the supporting plate and the yarn cluster are sequentially connected into the sleeving assembly in a sleeving mode, the multiple inner core pipes are pressed and fixed through the pressing ring, and then locking of the multiple yarn fixing assemblies is kept; according to the yarn dyeing device, more yarn balls can be dyed at a time, the application range is wider, the dyeing efficiency is higher, the positioning pipe is filled with dye liquor through the communicating hole, the yarn is dyed more sufficiently through the dye liquor, yarn dyeing is more uniform, the yarn fixing assembly is driven by the rotating support to conduct rotating dyeing, dyeing is more uniform, and the dyeing effect of the yarn balls is improved.

The invention relates to the field of silk processing technology, and specifically discloses a silk yam fragrance and weight enhancement dyeing process and equipment, comprising the following steps: step one: putting silk into a plasma processor, performing low-temperature treatment, and enhancing the coloring rate; step two: mixing plant extract and water in a ratio of 1:10 to prepare a dyeing liquid, wherein the plant extract is yam liquid; step three: pouring the dyeing liquid into an ultrasonic container, and then putting silk in to soak for 2-5 minutes; step four: then placing the soaked silk on a steam rack, steam rising to the lower surface of the silk, and placing a solar lamp above the silk to dry the upper surface of the silk, wherein the solar lamp is a lamp that imitates sunlight; step five: repeating the above steps three times; step six: mixing plant extract, water, rose extract, and thickening liquid in a ratio of 1:5:1:1 and adding them to a coating machine, and then putting the silk into the coating machine for coating operation; repeating step 4 for drying operation, and finally making Xiangyun yarn.

The invention discloses a movable guide mechanism of a dyeing soaking pool, which comprises the dyeing soaking pool and further comprises a guide assembly, movable guide rollers are arranged on the left side and the right side in the dyeing soaking pool, the guide assembly comprises a fixed frame, and the fixed frame is fixedly connected to the middle of the top in the dyeing soaking pool. Auxiliary guide rollers are arranged on the left and right sides in the fixing frame, a fixing transverse plate is fixedly connected to the middle of the top in the fixing frame, and fixing guide boxes are fixedly connected to the front and rear sides of the bottom of the fixing transverse plate. According to the device, the top of the fabric is expanded by arranging the movable guide rollers, so that gaps among fibers of the fabric can be enlarged, dye is easier to be in full contact with the fabric during soaking, the efficiency is higher when the fabric is soaked and dyed, the fabric can be more fully exposed in the dye by expanding the fabric, and the fabric can be better dyed. The dye can more uniformly permeate into each part of the fabric, so that the phenomenon of non-uniform dyeing is reduced, and a more consistent and attractive dyeing effect can be obtained.

The utility model relates to the field of knitted fabric processing, in particular to a knitted fabric dyeing device which comprises a mixing barrel, a stirring barrel, a stirring assembly, a conveying roller and an aeration pipe, the stirring barrel is arranged on the left side of the mixing barrel, the bottom of the stirring barrel is communicated with the bottom of the mixing barrel, the stirring assembly is arranged on the stirring barrel, and the conveying roller is arranged on the stirring assembly. A filter screen is arranged in the stirring barrel, the upper end of the stirring barrel is connected with the upper end of the mixing barrel through a guide pipe, the lower end of the guide pipe is located above the filter screen, a water pump is arranged on the guide pipe, a plurality of groups of conveying rollers are alternately arranged left and right and vertically at intervals, air channels are formed in the conveying rollers, and air inlet pipes are arranged at the ends of the air channels. The aeration pipes are connected to one side of the conveying roller at intervals and communicate with the cavity channel, and a plurality of air outlet holes are annularly formed in the aeration pipes in an array mode, so that the mixing uniformity of the dye is improved, and the dyeing efficiency of the knitted fabric is improved.

The invention relates to the technical field of basalt fiber yarn production, in particular to a basalt fiber yarn continuous dyeing device which comprises a first dyeing main body, a first drying main body, a second dyeing main body, an extrusion main body, a second drying main body and a supporting base. The second dyeing main body is arranged on the outer side of the tail end of the first dyeing main body, the first drying main body is located between the first dyeing main body and the second dyeing main body, the second drying main body is arranged at the tail end of the second dyeing main body, and the first dyeing main body and the second dyeing main body are the same in structure and the first drying main body and the second drying main body are the same in structure. By arranging the first dyeing main body and the second dyeing main body, basalt fibers can be subjected to secondary dyeing treatment, so that the dyeing effect is good.

The utility model discloses a cloth dyeing device, including dyeing pool, the left side upper end of this dyeing pool is provided with the feeding roller, the right side upper end is provided with the discharge roller, and the pool bottom left side, the middle side and the right side of dyeing pool all are provided with the conveying roller, and the cloth that needs to be dyed passes the left side feeding roller feeding, passes three conveying rollers of pool bottom again and feeds, realizes the discharge from discharge roller, be provided with dye in the dyeing pool. The cloth that needs to be dyed in the device enters the dyeing pool through the feeding roller, then passes three conveying rollers and is conveyed downward, realizes the discharge through the discharge roller of upside after again, and be provided with dye in the dyeing pool, and the cloth is soaked and dyed through dye when passing the dyeing pool, realizes the discharge from the discharge roller when corresponding complete dyeing, and the structure is reasonable.

The invention belongs to the technical field of layered products, particularly relates to a polyester crease-resistant comfortable fabric and a processing technology, and aims to solve the problems that a traditional polyester fabric is crease-resistant, but still has slight creases after being worn or washed for a long time, the attractiveness is influenced, the existing manual feeding efficiency is not high, and a dye mixing process needs to depend on additional instruments and is transferred. According to the scheme, the dyeing device comprises a dyeing box, the two ends of the dyeing box are provided with a discharging port and a feeding port which are used for fabric feeding and discharging correspondingly, and two first guide rollers used for guiding fabric are rotationally arranged in the dyeing box; the two second guide rollers are arranged in the dyeing box in a lifting mode, the height of the second guide rollers is adjusted through an electric push rod, the distance between the fabric and the spray head assembly can be accurately controlled, it is ensured that dye can be evenly sprayed on the fabric, the front face and the back face of the fabric can be sprayed at the same time, the dyeing efficiency and uniformity are improved, and the dyeing efficiency is improved. And the fabric can be conveniently inserted between the two groups of guide rollers.

The utility model discloses a dye vat for textile processing, which belongs to the technical field of textile, and comprises a dye box, a stirring rod is arranged in the dye box, a first pressing plate is arranged above the stirring rod and fixedly connected in the dye box, a second pressing plate is arranged above the dye box, and the second pressing plate is fixedly connected in the dye box. The second pressing plate is movably arranged above the first pressing plate, through holes are formed in the first pressing plate and the second pressing plate, cloth to be dyed is placed on the first pressing plate in the dyeing box and dyed through dye, the dye is stirred in real time through the stirring rod, the cloth to be dyed makes full contact with the dye, the second pressing plate moves downwards, and then the cloth to be dyed is dyed through the through holes. The dyed cloth is extruded and colored, the dyed cloth does not need to stand for a long time, and the dyeing efficiency is improved; a second air cylinder is started, a transverse plate is pressed downwards, water on the surface of the dyed cloth is squeezed out through a sponge block, the processing efficiency is improved, the squeezed water enters a water collecting tank, the water is discharged from a water outlet pipe by opening a valve, and convenience is brought to waste water collection work.

The invention discloses silk fabric jet dyeing equipment which comprises an airflow dyeing machine, a transmission roller, a color spraying box and a cloth guide roller are sequentially arranged in the airflow dyeing machine from top to bottom, one end of a silk fabric sequentially passes through the transmission roller, penetrates through the color spraying box, bypasses the cloth guide roller and extends to one side, a supporting frame is arranged on one side of the cloth guide roller, and the supporting frame is arranged on the other side of the cloth guide roller. A plurality of spring telescopic pieces are connected to the lower end of the supporting frame, a gravity sensor is arranged at the lower end of the supporting frame, a plurality of mounting bases are fixedly connected to the upper end of the supporting frame, and a plurality of supporting rollers used for supporting the silk fabric are arranged in the mounting bases; and a plurality of inclined through holes are formed in the color spraying box. In the using process of the device, the spraying diameter of the plastic spray head can be adjusted according to the weight of silk fabrics, so that workers do not need to replace the spray head according to different silk fabrics, the workload of the workers is further reduced, and the working efficiency of the workers is indirectly improved.

The invention provides a method for dyeing spandex textiles with reactive dyes, wherein a solvent system suitable for dyeing spandex textiles is used to uniformly disperse reactive dyes to prepare dye liquor, and then the spandex textiles treated with pre-stretching or tension relaxation are dyed. The solvent system includes a binary solvent system of a water-soluble monohydric alcohol organic solvent and water; a water-insoluble halogenated hydrocarbon organic solvent may also be added to form a ternary solvent system. The solvent system of the dye liquor of the invention can make the reactive dye molecules in the dye liquor significantly aggregate, making it easier to enter the interior of the spandex; and the solvent system has excellent wettability, which is more conducive to the combination of reactive dyes and spandex. The method has a short process time and a low dyeing temperature, and will not damage the internal structure of the spandex. The dyed spandex product has good color fastness and color uniformity; and no auxiliary agent needs to be added during the dyeing process, which reduces energy consumption and wastewater discharge, and has the advantages of being green and environmentally friendly.

The utility model relates to the technical field of environment-friendly cloth printing and dyeing, and discloses novel environment-friendly cloth printing and dyeing equipment. Comprising a dyeing box, two feeding ports formed in the left side and the right side of the dyeing box correspondingly, four rotating rollers rotationally installed in the dyeing box through bearings, and a dyeing structure installed in the dyeing box and used for printing and dyeing environment-friendly cloth. The environment-friendly circulating assembly is installed in the dyeing box and used for recycling dye, and the dyeing structure comprises a spraying assembly and a drying assembly, wherein the spraying assembly is installed in the dyeing box and used for spraying the dye, and the drying assembly is installed in the dyeing box. According to the novel environment-friendly cloth printing and dyeing equipment, the wetted environment-friendly cloth can be preliminarily dried, so that the time required for naturally airing the follow-up environment-friendly cloth or treating the follow-up environment-friendly cloth by using drying equipment is greatly shortened, the dyeing efficiency of the environment-friendly cloth is improved, and the practicability of the novel environment-friendly cloth printing and dyeing equipment is improved.

The utility model provides a low-temperature cashmere dyeing device, which relates to the technical field of low-temperature cashmere dyeing and comprises a base, a dye vat, side baffles, a top cover, a charging barrel, meshes, stirring blades, a movable plate, a fixed rod, a lead screw, a sliding block, a first motor, a second motor and a frame. An extension rod is arranged on the frame, a hand screw bolt is in threaded connection with the extension rod, a threaded hole matched with the hand screw bolt is formed in the frame, a plurality of feeding units are arranged on the top cover, each feeding unit comprises a material bottle, an end cover is arranged at the upper end of each material bottle, a pump body is arranged at the upper end of each end cover, and each pump body is connected with the dye vat through a pipeline. Cashmere in the dye vat can be moved out of the dye vat, then dye liquor added with auxiliaries is stirred through the stirring blades, therefore, it is avoided that uniform mixing of the auxiliaries and the dye liquor is affected by the existence of the cashmere, the mixing efficiency of the auxiliaries and the dye liquor is improved, and then the dyeing efficiency is improved.

The invention discloses a rapid and efficient low-temperature dyeing process for wool / cashmere, which reduces the dyeing temperature to 85-90 DEG C by controlling the temperature in the dyeing process, thereby reducing the energy consumption, protecting the fiber structure and reducing the damage to the wool / cashmere. In the temperature range, the dye can better permeate into wool / cashmere fibers, and a good dyeing effect is achieved. Compared with the traditional high-temperature dyeing process, the low-temperature dyeing process disclosed by the invention has the advantage that the dyeing time is remarkably shortened. Due to the adoption of low-temperature dyeing and the combination of special dyeing auxiliaries, the process can obviously improve the color fastness, especially the washing fastness and the rubbing fastness, so that the quality and the durability of a final product are improved. According to the invention, dyeing can be completed without adding other auxiliary agents in the dyeing process. The dye is wide in application range, and is suitable for all dyes for dyeing wool and cashmere, such as acid dyes, reactive dyes, neutral dyes and mordant dyes.

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 utility model discloses a kind of dyeing devices for sewing thread production, including supporting leg, the supporting leg is fixedly connected with dyeing kettle, the dyeing kettle is equipped with top cover, the bottom of the dyeing kettle is fixedly connected with discharge pipe, the upper portion of the dyeing kettle is fixedly connected with feed pipe, the top cover is rotatably connected with spline sleeve, the spline sleeve is spline-connected with connecting rod, the lower end of the connecting rod is fixedly connected with support plate, the support plate is rotatably connected with the column that is distributed in equidistance in circumference, the downside of the spline sleeve is fixedly connected with pressing plate, the connecting rod passes through the pressing plate. By motor drive spline sleeve, connecting rod and support plate, drive the column with wire roller circumferential revolution in dyeing solution. Meanwhile, under the cooperation of limiting block and rotating disc, roller design makes column can revolve around its own axis. This compound motion makes wire roller inner and outer layer sewing thread sufficient, dynamic contact dye, greatly improve the problem of traditional static soaking penetration uneven, significantly improve dyeing uniformity and dip dye efficiency.

According to the rayon fabric cold pad-batch dyeing and finishing equipment, a supporting frame firstly drives a stirring assembly to retreat from a liquid storage cavity, then rayon fabric needing to be dyed is wound around the stirring assembly, and then the supporting frame drives the stirring assembly to enter the liquid storage cavity containing a dyeing agent to be dyed; in the dyeing process of the rayon fabric, the stirring assembly can drive the rayon fabric to rotate so as to improve the dyeing efficiency, after the rayon fabric is dyed, the supporting frame drives the stirring assembly to retreat from the liquid storage cavity again, and after the stirring assembly is separated from the coloring agent, the stirring assembly is started so that the excessive coloring agent on the dyed rayon fabric can be squeezed out.

This invention discloses a natural sedimentation liquid-based cell preparation and single-cylinder pathological staining device, belonging to the field of pathological automation technology. The device includes a slide preparation unit, a staining unit, and connecting components. The slide preparation unit has both centrifugation-free and centrifugation modes. Cell enrichment is completed without centrifugation in a capless preservation bottle. Pushing the slide against its drain valve allows for directional and quantitative transfer of sample solution and cell sedimentation without opening the cap. After slide preparation, a pusher horizontally pushes the slides one by one into a slide holder, which then flips to a vertical position and descends into the single-cylinder staining tank. The staining unit / device uses a bidirectional liquid pump and a bidirectional liquid valve to control the alternating extraction and release of different reagents, completing multi-step sample staining within a single tank. This invention eliminates traditional methods such as robotic arm liquid transfer or slide transfer, and individual slide staining, employing advanced fluid control technology to significantly improve the efficiency of slide preparation and staining, while reducing manufacturing and usage costs.

The invention belongs to the technical field of dyeing and finishing, and particularly relates to a method for dyeing a protein garment fabric by using an acetylated blue derivative dye and application. The method comprises the following steps: S1, soaking and wetting a protein garment fabric in a dyeing penetrant, taking out and draining, and keeping the interior of the fabric in a wet state; s2, dissolving the acetylated ornamental blue derivative dye in water, adding a reducing agent for reduction, and adjusting the pH value to 3.0-5.0 to obtain acetylated ornamental blue derivative dye mother liquor; s3, diluting the mother liquor in the step S2 to obtain a dyeing solution, soaking and dyeing the protein garment fabric treated in the step S1 in the dyeing solution, taking out, airing, oxidizing, washing with water, airing, soaping, and airing to obtain the dyed protein garment fabric. According to the dyeing process, protein garment fabric dyeing is successfully achieved under the weak acid and low-temperature conditions, damage to the protein garment fabric is reduced, energy consumption is reduced, and pollution is reduced.

The invention discloses a fabric layer dyeing production system which comprises a layer dyeing cabinet, an annular guide rail and a lifting appliance, the annular guide rail is provided with two linear sections, one linear section penetrates through the layer dyeing cabinet, a running trolley is installed on the annular guide rail, a lifting device is installed below the running trolley, and the lifting appliance comprises a hanging mechanism and a fabric hanging bracket. The hanging mechanism is in transmission connection with the lifting device, the fabric hanging bracket is installed below the hanging mechanism, fabric to be dyed is clamped on the fabric hanging bracket, a plurality of dye barrels are installed in the layer dyeing cabinet and linearly arranged in the advancing direction of the traveling trolley, and the lifting device can drive the fabric hanging bracket to move downwards. The fabric sequentially moves to pass through the multiple dye barrels in the hanging mode, the dye barrels can contain dye liquid with different liquid level heights, in this way, different heights of the fabric can be dyed in a dip mode, and the color layering effect on the fabric is formed by gradually reducing the dyeing height and gradually deepening the dyeing concentration.

The utility model provides a cloth guide structure with a liquid storage function, which comprises a cloth guide pipe and a blocking piece, a cloth passing channel extending along a first direction is arranged in the cloth guide pipe, a liquid spraying assembly is arranged at a first end of the cloth guide pipe along the first direction, and the liquid spraying assembly is configured to spray dye liquid to a fabric before the fabric to be dyed enters the cloth passing channel; the blocking piece is arranged at the second end, in the first direction, of the cloth guide pipe, is arranged at the bottom of the cloth conveying channel and is higher than the cloth conveying channel by a preset height, so that a liquid storage section for storing dye liquid is formed at the bottom, close to the first end of the cloth guide pipe, of the cloth conveying channel; the fabric is led out from the second end of the cloth guide pipe through the liquid storage section after being sprayed with the dye liquid through the spray head of the liquid spraying assembly, the fabric in the cloth conveying channel is conveniently unfolded on the liquid level of the dye liquid through the arrangement of the liquid storage section, the fabric is prevented from being blocked in the cloth guide pipe, smooth conveying of the fabric is guaranteed, and the unfolded fabric is beneficial to subsequent treatment.

The utility model is applicable to the technical field of cashmere yarn dyeing, and provides a cashmere yarn dye vat, which comprises a dye vat body, a plurality of supporting columns, a plurality of dyeing rollers, a plurality of dyeing rollers and a plurality of dyeing rollers, and is characterized in that the bottom of the dye vat body is provided with a plurality of supporting columns; the same bottom plate is fixedly installed at the bottom ends of the multiple supporting columns and used for supporting the dye vat body; the vat cover is arranged at the top of the dye vat body and used for sealing the dye vat body; the connecting pipe is fixedly mounted on the cylinder cover and is used for guiding clean water into the cleaning mechanism; the supporting plate is fixedly arranged on the connecting pipe in a sleeving mode and used for installing a plurality of yarn winding and unwinding mechanisms and cleaning mechanisms. According to the cashmere yarn dye vat provided by the scheme, cashmere yarn can be efficiently dyed, the cashmere yarn can be conveniently put in and fished out, meanwhile, the inner wall of the dye vat body can be conveniently cleaned in the dyeing replacement process, and operation is convenient.

The utility model relates to medical instrument technical field provides a kind of dyeing device, at least includes: rack;Liftablely be set on rack;Several plug-in components for connecting catheter or guide wire are provided on connecting platform;Dyeing bucket is set on rack, and it is below connecting platform, the top surface of dyeing bucket is provided with several limit hole for communicating bucket inner space, and the dyeing piece can be inserted into dyeing bucket through limit hole.This dyeing device, the dyeing piece can be catheter or guide wire, when needing dyeing, the end of catheter or guide wire can be temporarily fixed on connecting platform through plug-in component, then with connecting platform descending, catheter or guide wire can be inserted into dyeing bucket through limit hole on dyeing bucket and be dyed.So setting, can realize automatic dyeing, compared with artificial dyeing, batch dyeing can be carried out, improve dyeing efficiency, and the dyeing quality of product caused by the difference of skilled degree of operator can be avoided uneven.

This utility model discloses a vertical dyeing machine, belonging to the field of fabric dyeing technology. It includes a cylinder with a dyeing rack inside. A driving device is located below the cylinder, driving the dyeing rack to move up and down reciprocally within the cylinder. A central slide rail, fixed to the cylinder, is installed inside the dyeing rack, and the dyeing rack slides vertically along the central slide rail. In use, the space between the cylinder and the central slide rail is filled with dye liquor. The fabric is wrapped around the dyeing rack, and the driving device drives the central slide rail to move up and down reciprocally. This reciprocating motion between the central slide rail and the cylinder causes the dyeing rack to move the fabric up and down within the dye liquor, creating a water flow that penetrates both inside and out, resulting in uniform dyeing. By eliminating the need for a dye liquor circulation pump and related piping, the dyeing rack can dye small fabrics weighing 1-2 kg, improving both dyeing efficiency and quality.

The invention discloses an ultrasonic atomization dye liquor dispersing device and a slide dyeing system. The ultrasonic atomization dye liquor dispersing device comprises an operation table and a spray dyeing device, a spray dyeing area is arranged on the operation table, and the spray dyeing area is provided with a plurality of slide carrying tables; the spray dyeing device comprises a liquid injection unit and an atomization unit, the atomization unit comprises a first adjusting part and an atomizer, the atomizer is movably arranged on the operation table, the first adjusting part drives the atomizer to be close to or away from the liquid injection unit, and the liquid injection unit can store and inject dye liquor; the liquid injection unit is communicated with the atomizer, and the atomizer atomizes the dye liquor and sprays the dye liquor to the slide on the slide carrier.

The invention relates to a water-saving fabric printing and dyeing method which comprises the following steps: a pretreatment stage: soaking a fabric in a solution containing a pretreatment agent, stirring for 30-40 minutes at 40-50 DEG C for desizing treatment, washing the fabric with clear water after the treatment is completed, removing the residual pretreatment agent, and naturally air-drying; a modification stage: putting the pretreated polyester fabric into a first modification liquid, oscillating for 20-30 minutes, drying, putting the fabric treated by the first modification liquid into a second modification liquid, heating for 60-70 minutes at the temperature of 50-70 DEG C, taking out, and naturally air-drying to obtain the modified polyester fabric; in the dyeing stage, the modified fabric is soaked in dye liquor to be dyed; and a washing stage: immersing the dyed fabric in deionized water, stirring or gently scrubbing for 10-20 minutes at room temperature, and then naturally air-drying. The invention discloses a water-saving printing and dyeing method for fabrics, and aims to realize an efficient, water-saving and environment-friendly printing and dyeing process.

The invention provides a dyeing method of an active turquoise blue color matching composition. The dyeing method comprises the following steps: putting a dyed object in a dye vat, adding water according to a bath ratio of 1: (5-25), heating the dye vat to 50-60 DEG C while keeping the running state, adding a chelating dispersant, running for 5-10 minutes, linearly adding an active turquoise blue color matching composition within 10-15 minutes, running for 5-10 minutes, adding electrolyte within 10-20 minutes, running for 5-10 minutes, adding an alkaline pH slipping agent to adjust the pH value of a dye bath to be 10-11, running for 5-10 minutes, and finally adding a chelating agent to carry out chelating treatment. Then heating to 105 DEG C at the rate of 1-2 DEG C / min, carrying out heat preservation dyeing for 30-60 minutes, finally cooling to 60 DEG C or below, and carrying out post-treatment, dehydration and drying to finish dyeing. According to the dyeing method provided by the invention, dyeing is carried out at 105 DEG C, level dyeing and compatible color matching of the reactive turquoise blue dye on the pure cotton fabric can be realized, and the dyeing method has the characteristics of high color yield, good level dyeing property, difficulty in dyeing defects and good dyeing reproducibility.

The invention discloses an overflow dyeing machine with a high dye liquor utilization rate, and relates to the field of overflow dyeing machines, the overflow dyeing machine comprises a dyeing machine shell, the top end of the dyeing machine shell is provided with a cloth conveying roller, one side of the dyeing machine shell is provided with a stirring machine, and one end of the stirring machine is connected with a liquor pump; one end of the liquid pump extends into the dyeing machine shell and is connected with an overflow pipe, and an overflow groove is formed in the dyeing machine shell. By arranging the transmission mechanism and the cleaning mechanism, an overflow pipe and a material guide opening can be driven to swing synchronously under the work of the transmission mechanism, the contact time of cloth and dye liquor is prolonged, the dyeing efficiency is further improved, after the cloth is dyed, thrust can be given to a pull rod, power of a driving motor is transmitted to a bidirectional lead screw, and the cloth is cleaned. Therefore, the cleaning rod is driven to move back and forth along the inner side of the overflow groove, residual dye liquor in the overflow groove is cleaned, the dye liquor is prevented from polluting the next group of cloth, and the product quality is improved.

This invention provides a universal, high-efficiency liquid removal device for slide containers, comprising a slide container and a slide lifting frame for carrying slides. Several staggered top columns are arranged at the bottom of the slide container. When the slide lifting frame carrying slides is placed into the slide container, one of two adjacent slides is lifted by the staggered top columns. A liquid collection component is provided at the bottom of the slide container. Drainage components are provided on the staggered top columns. When the staggered top columns lift the slides, the liquid on the slides is guided into the liquid collection component through the drainage components. In this invention, after the slide lifting frame is placed in, one of two adjacent slides is lifted by the staggered top columns, resulting in a staggered arrangement of the slide bottoms. This breaks the continuous adsorption bridge formed by surface tension between adjacent slides, thereby disrupting the adsorption conditions and preventing the dye from being stably adsorbed between the bottoms of adjacent slides, causing the dye to drip rapidly from between the bottoms of the slides.

The utility model belongs to the technical field of lens dyeing, and particularly relates to a lens dyeing device which comprises a base, a dyeing tank is mounted on the base, clamping blocks are rotatably mounted on clamping plates through bearings, a first rotating shaft is mounted on one of the clamping plates, a driving wheel is fixedly sleeved on the first rotating shaft, and a second rotating shaft is mounted on the driving wheel. The clamping plate is provided with a second rotating shaft, the second rotating shaft is connected with the clamping block, the second rotating shaft is fixedly sleeved with a driven wheel, the driving wheel and the driven wheel are sleeved with a transmission chain, the clamping plate is provided with a first motor through a machine base, the driving wheel drives the transmission chain to rotate, and the transmission chain drives the driven wheel to rotate. The driven wheel drives the second rotating shaft to rotate, the second rotating shaft drives the clamping block to rotate, the clamping block drives the lens to rotate, and the lens stirs the staining solution, so that the staining solution is uniformly mixed, the non-uniform distribution of the internal temperature of the staining solution is avoided, the consistent coloring degree of each part of the lens is realized, and the dyeing uniformity of the lens is favorably improved.