158results about How to "Improve dyeing efficiency" 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 utility model belongs to the technical field of printing and dyeing machinery, and particularly relates to an efficient fabric dyeing device which comprises a dyeing kettle body, the dyeing kettle body is transversely arranged, a feeding assembly is arranged at the top of the dyeing kettle body, a stirring assembly is arranged in the dyeing kettle body, a clamping sleeve is arranged at the bottom of the dyeing kettle body, and the clamping sleeve is hollow. And a liquid inlet pipe and a liquid outlet pipe are arranged on one side of the jacket. The hollow jacket is arranged at the bottom of the transversely-arranged dyeing kettle body, heat conduction oil or hot water or other heating liquid is injected into the jacket, and the stirring assembly in the dyeing kettle body is matched, so that the dyeing liquid in the dyeing kettle body is heated uniformly, the dyeing temperature is appropriate, the coloring and color fixing time of fabrics is shortened, the energy consumption is reduced, and the production efficiency is improved. The dyeing efficiency is improved; and the dye liquor can be fully adsorbed on the fabric, so that the wastewater treatment burden is reduced.

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 discloses an automatic sample processing chip and system for milk somatic cell analysis. The automatic sample processing chip comprises a filtering channel, a mixing channel, a quantitative channel, a sample solution inlet hole, a fluorescent dye inlet hole and a detection liquid outlet hole; the filtering channel is used for filtering a sample solution, the mixing channel is used for dyeing the filtered sample solution, and the quantitative channel is used for quantitatively outputting the dyed sample solution; an inlet of the filtering channel is communicated with the sample solution inlet hole, an outlet of the filtering channel is communicated with an inlet of the mixing channel after being converged with the fluorescent dye inlet hole, an outlet of the mixing channel is communicated with an inlet of the quantitative channel, and an outlet of the quantitative channel is communicated with the detection liquid outlet hole. The automatic sample processing chip has the advantages of being low in cost, small in size, easy to clean and the like, the demanded quantity of samples and reagents and the detection cost are greatly reduced, the automatic sample processing system can achieve continuous and automatic sample injection of the samples, and the sample processing speed is remarkably increased.

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 utility model discloses a high-temperature gas-liquid dyeing machine which comprises a cylinder body which comprises a fixed cylinder body and an adjusting cylinder body, and the adjusting cylinder body is connected inside the fixed cylinder body in a sliding mode. The traction distance adjusting mechanism is arranged at the top of the fixed cylinder body, the traction distance adjusting mechanism comprises an adjusting frame fixedly connected to the top of the fixed cylinder body, and a lead screw used for driving the adjusting cylinder body to move is rotationally arranged in the middle of the adjusting frame; the textile processing machine has the beneficial effects that the machine can process textiles with different sizes and types through the adjustable cylinder body space, so that the use efficiency and the application range of the equipment are improved; the space of the cylinder body is adjusted to adapt to the textile quantity required by actual dyeing, so that the use of water, energy and dye required in the dyeing process can be reduced, the cost is reduced, and the environmental influence is reduced; the adjusting structure can optimize fluid dynamic conditions in the dyeing process according to specific requirements of textiles, so that the dyeing uniformity and the dyeing effect are improved.

The invention discloses a colored poly (ethylene 2, 5-furandicarboxylate) fiber, which comprises 2, 5-furandicarboxylate, ethylene glycol, a catalyst, a cross-linking agent and a pigment, and the pigment is a bio-based dye or a coloring agent. The invention further discloses a preparation method of the colored polyethylene 2, 5-furandicarboxylate fiber, and the polyethylene 2, 5-furandicarboxylate fiber obtained by polymerizing and spinning polyethylene 2, 5-furandicarboxylate and ethylene glycol is efficiently dyed by utilizing the bio-based dye subjected to ultrasonic treatment. The dyeing carrier or the dyeing auxiliary is added in the dyeing process of the poly (ethylene 2, 5-furandicarboxylate) fiber, the affinity between the bio-based dye and the fiber can be improved, the dyeing performance is further improved, the pre-mordanting treatment is performed through the metal ions, the dye and the metal ions are matched, and the dyeing effect is improved. Therefore, the energy level interval of electron transition of a dye color development system is changed, and the color and color fastness of the dye are effectively changed.

The utility model discloses a glass cement processing color mixing device which comprises a bottom plate, a driving mechanism is arranged on the upper side of the bottom plate, a chassis is fixedly connected to the upper side of the bottom plate, a turbine is fixedly connected to the upper side of the chassis, a dyeing barrel is fixedly connected to the upper side of the turbine, and a stirring device is arranged on the inner side of the dyeing barrel. A discharging pipe is arranged on one side of the dyeing barrel and extends to the inner side of the dyeing barrel, and a material pump is arranged on the outer side of the discharging pipe. Compared with the prior art, the color mixing device for glass cement processing has the advantages that the mixing efficiency is high, and the inner wall of the dyeing barrel can be cleaned.

The invention relates to a cell cleaning solution, a reagent combination for serosal cavity liquid-based cell treatment, a serosal cavity liquid-based cell staining kit and a staining method, and belongs to the technical field of biological detection. In order to consider the morphology and the ICC dyeing effect, the invention provides a formula of the cell cleaning fluid based on a large number of experimental studies in the early stage, and subsequent experiments prove that when the cell cleaning fluid is used for treating a bloody specimen, the effects of rapid hemolysis, mucus and protein fluid removal and the like can be realized, and meanwhile, other cells are effectively fixed; the morphological integrity and good antigenicity of other cells are ensured. And a thin and uniform cell layer is prepared through natural sedimentation, is suitable for cytological detection, has a clear background, and can completely show the morphology and structure of cells. The cell cleaning fluid is a medium for cleaning and dissolving red blood cells, can generate a destructive effect on the red blood cells, and is an effective reagent capable of ensuring the morphological integrity and good antigenicity of other cells.

The invention belongs to the field of textile dyeing and finishing, and relates to a dyeing method for industrially preparing gambiered canton gauze silk, which comprises the following steps: 1) dip dyeing and hot drying of silk fabric (silk white body); (2) carrying out color fixation treatment on the dip-dyed / heat-dried fabric by utilizing enzyme treatment liquid; (3) the fabric obtained in the step (2) is sequentially and repeatedly subjected to the step (1) and the step (2) for 1-3 times, and a dyed product of the gambiered canton gauze silk is obtained. The method is simple and easy to implement, high in efficiency and controllable in cost, and can be used for industrially preparing gambiered canton silk products.

The invention relates to the technical field of fabric preparation, in particular to a high-elasticity quick-drying fabric preparation device and process, which comprises a cheese dyeing machine, a bobbin creel, a pressing plate, a motor, a rotating assembly, an adjusting assembly and a flow conveying plate, a dyeing chamber is formed in the cheese dyeing machine, the bobbin creel comprises a base plate, a middle shaft and sleeves, the sleeves are annularly arrayed on the base plate, and liquid outlet holes are formed in the sleeves; the pressing plate is in threaded connection with the sleeve, the motor is fixedly installed in the driving cavity, and when the cheese dyeing machine works, the motor drives the sleeve to revolve around the center shaft through the chassis; the rotating assembly is located above the chassis, and the chassis drives the sleeve to rotate through the rotating assembly. An adjusting assembly is installed in the lower portion of the sleeve, a flow conveying plate is arranged below the adjusting assembly, and the sleeve drives the flow conveying plate to move up and down through the adjusting assembly. Through revolution and rotation, the contact efficiency of the elastic polyester filaments and dye is improved, the dyeing efficiency is improved, and chromatic aberration is avoided.

The invention relates to the field of chemical fiber fabric dyeing, and discloses a dyeing guide device for chemical fiber fabric production, which comprises a separation block, the separation block is fixed in the middle of the interior of a dyeing bin, the interior of the dyeing bin is divided into two areas by the separation block, and the area positioned on the bottom surface of the separation block is a dip dyeing area; the area located on the top face of the separation block is a spray dyeing area, a limiting frame is movably arranged in the separation block, a transmission roller is rotationally arranged between the two ends of the limiting frame, and a cloth lifting roller is rotationally arranged at the highest point in the dyeing bin. According to the device, when the separation block can push the transmission roller to move towards the tail of the interior of the dyeing bin in the moving process, the gray fabric between the cloth lifting roller and the transmission roller is subjected to two strands of traction force at the moment, so that the gray fabric between the cloth lifting roller and the transmission roller is in a flat state, the subsequent spray dyeing effect is improved, and the spray dyeing efficiency is improved.

The centrifugal immunohistochemical staining method comprises the following steps that a slide is placed in a slide bin located on a centrifugal staining disc, a supporting part is arranged in the slide bin so that a gap can be formed between the bottom side of the slide and the bottom of the bin, and a section to be stained is attached to the bottom side of the slide; rotating the centrifugal dyeing disc, starting a dripping dyeing assembly, dripping reaction liquid towards one side of the slide by utilizing a dripping dyeing head at the tail end of the dripping dyeing assembly, and enabling the reaction liquid to flow to the section area; after dripping dyeing is completed, the centrifugal dyeing disc rotates at a high speed for a certain time, and the slide is directly spin-dried under the centrifugal effect. According to the invention, after the section is subjected to drop dyeing by the reaction liquid, the high-speed centrifugal principle is directly utilized, the centrifugal dyeing disc drives the surrounding slide to do centrifugal motion, so that the slide can be spin-dried, the steps of washing and drying by wind are not needed, and the method is essentially different from the existing method, so that the whole dyeing process steps are reduced, functional parts such as washing and blowing are omitted, and the cost is reduced. The dyeing machine is simpler and more compact in structure, and the dyeing efficiency is remarkably improved.

The invention relates to a slide dyeing device for rapid on-site evaluation. The slide dyeing device comprises a box body, a box body cover, a dyeing assembly and an automatic liquid supply unit, wherein the dyeing assembly and the automatic liquid supply unit are located in the box body; the dyeing assembly comprises a dyeing workbench, a limiting unit, a connecting unit and a driving unit; a through hole allowing the dyeing workbench to extend out is formed in the front face of the box body, when the limiting guide rail is located at the first working position, the dyeing workbench extends out of the through hole, and the two breast board hinges are parallel to each other; when the limiting guide rail is located at the second working position, the two breast board hinges are opened by a set angle, and the five-head dropper is aligned to one end of the dyeing workbench in the vertical direction; when the limiting guide rail is located at the third working position, the dyeing workbench is located below the air drying unit, and the two breast board hinges are parallel to each other. Compared with the prior art, the device is small in size, small in dye consumption and controlled in dyeing time, and the dyeing efficiency and the dyeing quality are 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 relates to the technical field of textile fabric coloring, and discloses a textile fabric coloring device for textile processing, which comprises a main body, the bottom of the main body is fixedly connected with a support frame, and the top of the support frame is fixedly connected with two rollers. When the C-shaped frame slides through the protruding block, the piston plate moves downwards, air in the air bag strip periodically enters to expand the air bag strip, the expanded air bag strip abuts against the surface of the fabric, and due to the fact that the air bag strip is soft after being filled with the air, when the fabric is dyed and penetrates through the outer surface of the air bag strip, the air bag strip is not prone to falling off when the fabric penetrates through the outer surface of the air bag strip. The air bag strips subjected to periodic expansion can control the tension of the fabric in the dyeing process, the situation that the tension of the traction fabric in the dyeing process is too large or too small is reduced, and the situations that tensile deformation occurs due to the too large tension of the fabric and floating occurs due to the too small tension of the fabric are reduced.

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 discloses an anti-raveling yarn, which relates to the field of yarns, and has the technical scheme that the anti-raveling yarn comprises a core fiber yarn, a plurality of first fiber yarns and a second fiber yarn are wound outside the core fiber yarn, and the diameter of the second fiber yarn is at least twice that of the first fiber yarns; the number of the first fibers is at least five times that of the second fibers, and the first fibers and the second fibers are twisted in the same direction. In the length direction of the yarn, the twist degrees of all the sections of the yarn are the same, the uniformity during dyeing is guaranteed, the diameter difference between the first fiber yarn and the second fiber yarn forms a concave-convex structure on the outer side of the core fiber yarn, the connection strength between the yarn and the yarn is improved, the second fiber yarn is clamped between the first fiber yarn and the second fiber yarn, and the yarn is more uniform. The stability of the structural size of the second fiber yarn is kept, the cationic polyester has good dye uptake and color fastness, and the dyeing effect of the yarn is improved.

The invention relates to the technical field of fabric dyeing, and in particular to a dyeing mechanism for cushion processing, comprising an unwinding mechanism, a dyeing tank, a drying mechanism and a winding mechanism connected in sequence, a pressing mechanism for cleaning excess dye is provided on the inner side of the dyeing tank, guide rollers for guiding materials are rotatably connected to the top ends of both sides of the inner wall of the dyeing tank, a pair of pressing rollers for pressing the fabric are rotatably connected to the bottom of the inner side of the dyeing tank, a support frame is fixedly connected to the top of the dyeing tank and located between the pressing rollers, a servo telescopic cylinder is fixedly connected to the top of the support frame, and a pair of L-shaped frames are provided below the support frame. Through the mutual cooperation of the above structures, the present invention can not only clamp the four sides of the elastic fabric for making the cushion, but also stretch the elastic fabric downward from the middle, so that the four sides of the elastic fabric are stretched toward the middle at the same time, ensuring that the elastic fibers woven longitudinally and transversely can be stretched and evenly contacted with the dye, thereby improving the dyeing efficiency of the device.

The utility model relates to the technical field of immunohistochemistry, and discloses a full-automatic immunohistochemistry dyeing machine which comprises an instrument shell, a translation mechanism and a cover opening mechanism, the translation mechanism comprises a bearing plate, the bearing plate is fixedly installed on the upper middle portion of the interior of the instrument shell through bolts, and the cover opening mechanism comprises a transmission shaft. The transmission shaft is movably installed at the top end of the middle of the right side in the instrument shell through insertion. According to the utility model, the dyeing device for independently controlling each slide is designed and mounted to dye the slides on the four glass carrying discs respectively, so that each slide to be dyed can be controlled to carry out independent heating temperature control and independent dyeing procedures, the dyeing effect of each slide is ensured, and the dyeing efficiency is improved. The rapid staining and freezing staining reagents are used for the to-be-stained slide in the glass slide disc, three staining modes can be carried out, staining results are kept consistent, and the staining cost is reduced and the staining time is shortened while the conventional staining effect is achieved.

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.

The utility model relates to the field of automatic cloth dyeing equipment, and discloses an efficient and energy-saving gas overflow dyeing machine which comprises a dye vat, the outer wall of the dye vat is fixedly connected with a first fixing frame, the outer wall of the first fixing frame is fixedly connected with a supporting seat, and the outer wall of the supporting seat is provided with a first clamping groove. A first cylinder is fixedly connected to the outer wall of the first fixing frame, a first spring is fixedly connected to one end of the first cylinder, a second cylinder is fixedly connected to one end of the first spring, a first clamping block is fixedly connected to the outer wall of the second cylinder, and the outer wall of the first clamping block is slidably connected to the inner wall of the first clamping groove. According to the utility model, the second clamping column slides out from the inner wall of the first clamping column, so that the first cloth pressing roller shaft is driven to be taken out, the effect of conveniently replacing the cloth pressing roller shaft at the discharge port is achieved, the cloth pressing roller shaft can be rapidly replaced during maintenance, the downtime of a machine is reduced, and the production efficiency is improved.

The invention relates to a dry dyeing method which comprises the following steps: S1, placing a slide to be dyed in a slide bin on a centrifugal dyeing disc; s2, rotating the centrifugal dyeing disc, starting a dyeing liquid assembly, and spraying a dyeing liquid towards the direction of the slide by using a liquid spraying head at the tail end of the dyeing liquid assembly; s3, after the dyeing liquid is sprayed, washing is not needed after the reaction is completed, then the centrifugal dyeing disc rotates at a high speed for a certain time, and the redundant dyeing liquid on the slide is removed under the centrifugal effect. According to the staining method, after the staining solution is injected to the upper side of the slide, the staining solution on the slide is directly thrown away in a high-speed centrifugation mode without a washing step. By omitting the washing step, the time is saved, and the overall dyeing efficiency can be greatly improved. Meanwhile, the integral structure of the dyeing machine is simplified, and the manufacturing cost is reduced.