37results about How to "Improve cloth quality" patented technology

The invention relates to a washing process for a denim garment. The washing process comprises the following steps: performing bio-enzyme de-sizing treatment in an amylase solution after performing denim garment fabric pre-treatment; performing enzyme washing by neutral enzyme powder; dehydrating and drying after cleaning with clean water; performing monkey wash on the fabric surface; performing neutralization treatment on the fabric which is subjected to monkey wash; adding a softening agent to perform softening treatment on the fabric; cooling the denim garment fabric to room temperature after dehydrating and drying, thereby completing washing on the denim garment. Compared with the prior art, the washing process has the advantages of quickly removing residual manganese ions, shortening the processing time, removing the color of a bleaching liquid, reducing the cleaning frequency, being low in sewage COD (chemical oxygen demand), and the like.

The invention relates to a preparation method of a cation viscose vortex spun woven fabric, which comprises the following steps of: drawing polyester fibers with cations, and viscose fibers in a ratio on a drawing frame to obtain cation viscose drawn slivers; spinning cation viscose vortex spun single yarns at a certain vehicle speed, warping, warp-rebeaming, and sizing to obtain the cation viscose vortex spun single yarns serving as the warp beams of the cation viscose vortex spun woven fabric; weaving the cation viscose vortex spun single yarns serving as warp yarns and other raw materials serving as weft yarns into a whole according to different tissue requirements by using a single-warp beam weaving machine; and performing secondary light desizing and secondary dyeing, and drying to obtain the dyed cation viscose vortex spun woven fabric. The cation viscose vortex spun woven fabric prepared by the method is suitable for a clothing fabric, and has a bright and clean surface, soft handfeel, high pilling resistance, washing fastness and hygroscopicity, and higher face quality and lower cost compared with the common polyester viscose fabric, energy consumed in the process of double-twisting into plied yarns is saved, various index requirements of the fabric are improved while the cost is reduced, and the method is suitable for processing and weaving fabrics on a large scale.

The invention provides a water washing process for denim clothes. The water washing process comprises the following steps: performing pretreatment, enzyme washing, ferment washing, water washing, primary dewatering, primary drying, monkey washing, neutralization treatment, softening, secondary dewatering and secondary drying on the denim clothes, and obtaining a water-washed finished product. The water washing process has the beneficial effects that no odor is generated during neutralizing reduction, so that the air quality in a working environment is not affected; by the use of a high-concentration product, the use amount is small, and the warehousing pressure of a factory is relieved; residual manganese ions can be quickly removed, and thetreatment time is shortened; the color of bleaching liquid can be removed; the number of cleaning times is reduced, and the sewage treatment pressure is relieved; the sewage COD is low; the sand level is clear, and the class of the denim clothes is improved.

The invention relates to the field of steam turbine units, and in particular relates to a method for inserting a generator rotor of a gas-filling condensing steam turbine unit. The method is characterized in that a connecting shaft is arranged at the steam end of the generator rotor and a balance weight is hanged at the exciter end. The method comprises the operation steps of: (1), connecting the connecting shaft with the steam end of the generator rotor, and hanging a rear bearing base of a generator on a shaft neck of the exciter to be used as the balance weight; (2), lifting the rotor to be in a horizontal state; (3) slowing inserting the steam end into a stator; (4) moving a lifting point to the root part of the connecting shaft until the connecting shaft end is close to a back wheel of the steam turbine; (5) moving the lifting point to the steam end of the rotor; (6), continuously drafting the rotor by using a chain block until a shaft coupler at the steam end is close to the back wheel, and connecting the steam end with the back wheel of the steam turbine; and (7) rotating the rotor after the rotor is in position. Compared with the prior art, the method has the beneficial effects of stability, efficiency, safety, good social benefit and economic benefit; and moreover, the operation skills are easy to manage.

The invention discloses a cloth winding device for garment making. The cloth winding device comprises a base. A fixed rack and a mounting rack are welded to the two sides of the outer wall of the topof the base correspondingly, and a pressing mechanism is arranged in the fixed rack. A U-shaped pipe mounting hole is formed in the outer wall of one side of the fixed rack, and a U-shaped pipe is connected to the inner wall of the U-shaped pipe mounting hole in an inserted manner. Air spray holes are formed in the top inner wall and the bottom inner wall of the U-shaped pipe. Air spray nozzles are connected to the inner walls of the air spray holes in an inserted manner. An ironing box is fixed to the middle of the inner wall of the mounting rack through screws, a hydraulic cylinder is fixedto the outer wall of the top of the mounting rack through screws, and a press plate is fixed to the bottom end of a piston rod of the hydraulic cylinder through screws. According to the cloth windingdevice, humidity of cloth can be increased, the cloth is ironed through the ironing box and the press plate, water in the cloth is removed through drying, folds of the cloth can be eliminated, the cloth quality can be improved easily, the tension degree of the cloth between a pressing roller and a connecting roller can be guaranteed, and the winding quality can be improved easily.

The invention relates to a preparation method of a polyester vortex spun woven fabric, which comprises the following steps of: drawing polyester fiber carded slivers with cations on a drawing frame to obtain polyester fiber drawn slivers; spinning polyester vortex spun single yarns at a certain vehicle speed, warping, warp-rebeaming, and sizing to obtain the polyester vortex spun single yarns serving as the warp beams of the polyester vortex spun woven fabric; weaving the polyester vortex spun single yarns serving as warp yarns and other raw materials serving as weft yarns into a whole according to different requirements by using a single-warp beam weaving machine; and performing secondary light desizing, performing disperse dyeing, and drying to obtain the polyester vortex spun woven fabric. The polyester vortex spun woven fabric woven by the preparation method is suitable for a clothing fabric, and has a bright and clean surface, soft handfeel, high pilling resistance, washing fastness and hygroscopicity, and higher face quality and lower cost compared with the common polyester viscose fabric, energy consumed in the process of double-twisting into plied yarns is saved, various index requirements of the fabric are improved while the cost is reduced, and the method is suitable for processing and weaving fabrics on a large scale.

The invention discloses a dyeing and finishing process of an elastic soft chinlon fabric and belongs to the technical field of fabric dyeing and finishing. The dyeing and finishing process of the elastic soft chinlon fabric comprises the following steps of feeding the elastic chinlon fabric in hot water for desizing, then conducting presetting, immersing the elastic chinlon fabric into hot water of 30-40 DEG C, adding a refining degreasing agent and a penetrating agent, conducting heating and then heat preservation for 10-20 min, conducting water washing and cooling, feeding the elastic chinlon fabric into an overflow dyeing machine, adding dye and an acid leveling agent for dyeing, feeding the elastic chinlon fabric in a soaping agent for soaping for 15-20 min, feeding the elastic chinlonfabric in a color fixation solution for color fixation, conducting soft finishing and drying, feeding the elastic chinlon fabric in a heat-setting machine for heat setting to enable the setting to be2-3 cm wider than that of a finished product. The dyeing and finishing process of the elastic soft chinlon fabric is good in color fixation performance and capable of effectively maintaining the elasticity of the fabric and effectively improving the sweat absorption and moisture discharge performance.

The invention relates to a cloth tensioning mechanism. The cloth tensioning mechanism comprises a first chain wheel set, a second chain wheel set, a guide chain wheel set, chains and chain plates; the first chain wheel set and the second chain wheel set are arranged in a spaced mode; the chains surround the first chain wheel set and the second chain wheel set by a circle in a closed mode; each chain comprises a first chain part and a second chain part, and the guide chain wheel set is located on the first chain parts; each first chain part comprises a cloth pressing part and a cloth tensioning part, and the guide chain wheel set is located at the connecting positions of the cloth pressing parts and the corresponding cloth tensioning parts; and the number of the chains is at least two, the chain plates are located between the chains, the two ends of the chain plates are fixedly connected with the corresponding chains, and a clamping assembly is arranged on each chain plate. According to the mechanism, the cloth can be tensioned in the width direction, the problem that the cloth cannot be continuously stretched in the width direction in the cloth advancing process in the prior art is solved, the tensioning efficiency is improved, and the cloth quality is improved.

The invention relates to a novel straight-shaft beating-up mechanism comprising a sley component, a reed, a beating-up connecting rod, a swinging shaft and a beating-up shaft. The sley component is connected with the swinging shaft and is provided with the reed; the beating-up shaft is a straight shaft, and an eccentric cam is fixed on the beating-up shaft; the eccentric cam is connected with one end of the beating-up connecting rod via a bearing, and the other end of the beating-up connecting rod is connected with the sley component. The mechanism adopts the straight shaft to drive the sley component via the eccentric cam to beat up, has high beating-up precision, little wearing, large beating-up force, difficult deformation in large-torque transmission, long service life, no gap of beating-up and high cloth quality, is convenient for a weaving machine to accelerate and has high adaptability.

The invention discloses a smart multilayer fabric divider. The smart multilayer fabric divider comprises a cloth conveying transmission device and a pile cutting device, wherein the cloth conveying transmission device comprises a plurality of cloth conveying guide rollers and a metal detection device; the cloth conveying guide rollers are used for conveying grey cloth to the front of the metal detection device, detecting whether needle breakage occurs in the grey cloth or not, and conveying the grey cloth to a tape knife cutting position; the pile cutting device is used for cutting the grey cloth into two parts from the middle with a tape cutter, wherein the two parts serve as a side A and a side B respectively; on the side A and the side B, cloth is delivered along the same direction through a side A cloth delivery guide roller assembly and a side B cloth delivery guide roller assembly; a visual detection device for detecting the height of lint on the side A and the side B and a servo control device for controlling the height of the lint on the side A and side B are arranged in cloth delivery paths of the side A and the side B along the same direction. By adopting the smart multilayer fabric divider, the technical level of workers is lowered, the whole production flow is simplified, the machining time is shortened, and the production efficiency is increased; meanwhile, single-layer lint having higher cloth quality can be obtained.

The invention relates to a cam running-needle control mechanism of a flat knitting machine, belonging to the technical field of textile mechanical equipment. The cam running-needle control mechanism comprises a flat knitting machine cam plate, a needle-selecting unit which is arranged on a base in a matching way, a knitting needle control mechanism and a jacquard needle control mechanism, wherein the knitting needle control mechanism comprises a herringbone cam, a transfer cam, a left stitch cam and a right stitch cam which are used for running the knitting needle; and the jacquard needle control mechanism comprises a cast-off cam which is used for running the jacquard needle and is fixedly connected with the flat knitting machine cam plate, and a left receiving cam, a left raising cam, a right raising cam and a right receiving cam which are movable and are respectively arranged at both sides of the cast-off cam in a matching way. By using the scheme to manufacture the cam running-needle control mechanism of the flat knitting machine, the invention enables a direct-selection automatic flat knitting machine to have a divided knitting function, and enhances the pattern-knitting capability of the machine. Besides, the up-run distance of the knitting needle in the receiving process is decreased, and the friction between a transfer needle and a receiving needle in the transfer process is reduced, thus the needle consumption is reduced, the cloth is smoother, and the cloth quality of the textile is improved.

The invention provides a method for designing a signal wire pull-up resistor according to the length of a signal wire. In the design of detail circuits of 12Cs and in the layout design, firstly ensuring capacity of wires adopted in the design circuit, due to the fact that design topologies are different, the layout design lengths of the 12Cs are different, so that in actual design computation, the width of the wires of the 12Cs maintain 10miles, the capacity of the wires is computed according to the capacity of 3.3pf/inch. After the actual layout design is finished, a distance calculator of the layout is used for specific measurement of the lengths of the wires of the 12Cs. According to the design requirements, a specific pull-up resistor matched with the 12Cs is designed at an output end of a block multiplexer channel (BMC). Through modification, measurement values of the 12Cs can meet product requirements in subsequent tests.

The invention relates to an energy-saving multi-purpose printing and dyeing machine capable of controlling the amount of water flowing through mesh holes and further fine-adjusting to control the effect cloth piling so as to better improve the quality of the dyed cloth. The machine comprises a net cage installed in a tail casing of the printing and dyeing machine, the net cage comprises a cage body, wherein the cage body is provided with a plurality of mesh holes; the machine also comprises a cage body sleeve with an opening upper end and a closed lower end, the cage body sleeve sleeves outside the cage body, the upper edge of the cage body sleeve is higher than the mesh holes, and the upper edge of the cage body sleeve is lower than the liquid level in the tail shell, a plurality of waterpassing holes are arranged on the cage body sleeve, a water passing adjustment device is arranged on the cage body sleeve.

The invention relates to the technical field of elastic fabric, in particular to a dyeing and finishing process of a superfine fiber fabric capable of quickly wicking sweat. The process comprises thefollowing steps: weaving the superfine fiber fabric, presetting, immersing in hot water at 30-40 DEG C, adding a refining degreasing agent and a penetrating agent, heating to 80 DEG C, keeping the temperature for 10-20 minutes, washing with water, cooling to 20-25 DEG C, conveying the fabric into an overflow dyeing machine, adding 2-3 g/L of dye and 0.4-0.8 g/L of an acidic leveling agent for dyeing, soaping in a soaping agent for 15-20 minutes, then putting the fabric into a color fixing solution for color fixing for 20-40 minutes, dehydrating, drying at the temperature of 110-120 DEG C, andputting the fabric into a heat setting machine for heat setting, wherein the heat setting temperature is 135-140 DEG C, the fabric conveying speed is 25-30 m/min, the set width is 2-3 cm wider than the width of the finished fabric. The process has the advantages that the color fixing property is good, and the moisture absorption and draining properties of the fabric are effectively enhanced.

The invention provides a blast furnace material distribution folding chute. The blast furnace material distribution folding chute comprises a chute body with a material distribution cavity, the chute body comprises a first straight line section, a second straight line section and a tilting nozzle section, and the first straight line section is used for receiving materials falling from a central throat pipe; in the length direction of the chute body, the second straight line section is arranged at the discharging end of the first straight line section, and the second straight line section is obliquely arranged towards the inner side relative to the first straight line section; and in the length direction of the chute body, the tilting nozzle section is arranged at the end, away from the first straight line section, of the second straight line section, and the tilting nozzle section is obliquely arranged towards the inner side relative to the second straight line section. Meanwhile, the invention provides blast furnace material distribution equipment which comprises the blast furnace material distribution folding chute. Compared with the prior art, the blast furnace material distribution folding chute and the blast furnace material distribution equipment provided by the invention have the advantages that the material impact force and kinetic energy loss can be reduced, the material distribution quality is improved, and the wear-resistant life of the chute is prolonged.

The invention discloses a pretreatment process of chemical fiber fabric. The process comprises the following operation steps of a, carrying out cloth turning and sewing on the chemical fiber fabric toobtain a product A; B, singeing the product A to obtain a product B; C, padding the product B in an enzyme solution, and performing thermal stacking at the stacking temperature of 55-65 DEG C to obtain a product C; and D, enabling the product C to be sequentially subjected to water washing in a water washing box, soaking in a working solution tank and steaming washing in a tight steaming box, enabling the speed of the tight steaming box to be 45-55m/min, the cloth containing amount to be 140-160m, and the steaming time to 2-4min, then enabling the product C to be subjected to water washing inthe water washing steaming box, and obtaining a finished product. The process has the characteristics that the technological process is shortened, the production efficiency is high, water can be saved, sewage discharge is reduced, and the product quality is improved.