546results about "Fibre cleaning/opening" patented technology

A processing line of bast fiber is provided. The processing line is comprised of various devices for carding, cutting, degumming, high temperature washing, separating and water washing, softening, drying, batching and applying oil, permeating and reconditioning, stretching-breaking carding, and combing and sorting. The processing line of bast fiber can improve production efficiency, and improve the yield of long hemp fibers. Moreover, the produced fiber has stable quality and is convenient for post-processing.

The invention discloses a seed cotton foreign fiber separator which comprises a separating chamber consisting of an electrode plate set and a case body, a feeding port, a discharge port, an impurity discharge port, a fan and a wind chamber. The electrode plate set consists of an anode plate and a cathode plate. The electrode plate of the electrode plate set, which is positioned between the separating chamber and the wind chamber, is a wind-evening network-shaped structure. The seed cotton foreign fiber separator is characterized in that a stirring device is arranged between the anode plate and the cathode plate in the separating chamber, and at least one stirring and shifting roller constitutes a stirring and shifting roller set. Compared with the prior art, the seed cotton foreign fiber separator can effectively clear foreign fibers such as mulching films, and the like during cotton picking, and meanwhile can clear other impurities, and the clearing effect is good.

A method is disclosed for fabricating a ribbon yarn, the method including: spreading the yarn such that not more than five filaments are lying over one another, fixing the yarn by forming a matrix of one or more fixatives, winding the fixed yarn, wherein the fixative or fixatives are selected from a group consisting of copolyamides, copolyesters and silicones and also mixtures or blends thereof. Also described is the ribbon yarn and the application of the ribbon yarns for airbag fabrics, as a tire reinforcement and in textile construction.

The invention relates to a measuring method and system for the weight of cotton foreign fiber based on machine vision technique. The measuring system for the weight of cotton foreign fiber comprises a cotton foreign fiber image acquisition module, an image processing module used for preprocessing acquired images, a module used for carrying out target division and extraction for the preprocessed images, a module used for classifying the extracted targets and a module used for carrying out statistical operation for the classified result. The system can accurately obtain the unit area weight of cotton foreign fiber based on image processing technique and can be used for intelligent identification and weight measurement of the cotton foreign fiber combining with on-site image processing technique. The invention also provides a measuring method for the weight of cotton foreign fiber based on the machine vision technique. By utilizing the method and the system, the accuracy, the periodicity, the timeliness of the diction of the foreign fiber as well as the detection efficiency are all improved, and the harm of the foreign fiber is efficiently reduced.

The invention provides a hemp fiber with a fineness of 1,500-4,000 Nm and the strength of 4-10cN/dtex. The hemp fiber has higher fineness and strength and can be used for spinning by using a dry method and preparing various grades of textile products by blending with other fibers. The invention also provides a preparation method of the hemp fiber, comprising the following steps of: chemical degumming, aftertreatment, stamping, oil feeding, softening, oil feeding and humidification, stowing and mechanical opening, wherein the step of chemical degumming specifically comprises the following steps of: adding hydrogen peroxide, alkali metal silicates, urea and a penetrating agent to water and uniformly stirring; then adding hemp peels; heating up, preserving heat and washing by using clear water; adding alkali, the alkali metal silicates, urea and the penetrating agent to water and uniformly stirring; adding oxidized hemps; and heating up, preserving heat and washing by using clear water. The method can prepare hemp fibers with an extremely high fineness and has low environmental pollution.

The invention relates to a cotton blowing mechanism and a cotton picker consisting of the same. The cotton blowing mechanism comprises a shell, a cotton inlet, a cotton outlet, a thorn roller and an impurity discharge port; the lower part of the thorn roller is provided with an impurity removing screen; the cross section of a reinforced rib forming the impurity removing screen is a polygon; the cotton picker consisting of the cotton blowing mechanism comprises a cotton picking head, power, a transmission mechanism, a walking mechanism, a cotton storage tank and a manipulation mechanism; and the upper part of the cotton picker is provided with the cotton blowing mechanism. Compared with the prior art, the cotton blowing mechanism has a simple structure, does not substantially add the complexity of the mechanism and the destroying degree on cotton fibre and greatly improves the impurity removing effect when applied to the cotton picker in particular, can remove most of the cotton leaves, cotton hulls and other impurities in the process of completing cotton picking so that the impurity content of the picked cotton is greatly reduced and mechanical cotton picking can be suitable for the prior cotton processing equipment in Chinese cotton regions currently and reduces cost for cotton production.

The invention discloses a uniform spinning silk yarn winding device. The uniform spinning silk yarn winding device comprises a bearing plate. A supporting plate I and a supporting rod II are vertically fixedly arranged on the bearing plate, and a double-shaft motor is fixedly arranged on the bearing plate. A first drive shaft is fixedly arranged on an output shaft of the double-shaft motor. A swinging strip plate is provided with a guiding groove, and the surface of a second driven shaft is sleeved with and fixedly provided with a cleaning rotation roller. The end, away from the cleaning rotation roller, of a sliding rod is horizontally and fixedly provided with a brush plate, and a soft brush is fixedly arranged on the surface of the brush plate. Through rotation of a winding rotation roller, silk yarn winding is achieved; through the left-right reciprocating motion of a sliding casing pipe along a guiding rod, the silk yarn position is adjusted through a silk yarn limiting block, theuniform silk yarn winding effect is achieved, the silk yarn is prevented from being wound around one position of the winding rotation roller in a centralized manner, and the winding quality is improved; and meanwhile, through rotation of the soft brush, rotating cleaning is conducted on dust attached to the silk yarn, and the cleanliness of the silk yarn is guaranteed.

A spreading device (20) for spreading a fiber filament bundle (32) to form a flat fiber band (14) has at least one convexly bent spreading edge (80) that is movable. The convexly bent spreading edge has at least one direction component perpendicular to a longitudinal extension of the fiber filament bundle (32) to be spread relative to the the convexly bent spreading edge. The fiber filament bundle is configured to be placed under tension onto the convexly bent spreading edge (80) and thereafter is configured to be moved again with the at least one direction component perpendicular to the fiber filament bundle (32) away from the fiber filament bundle to release the the fiber filament bundle from the convexly bent spreading edge (80).

The invention belongs to the field of a spinning device, and particularly to a cleaning-conveniently spinning device. For a textile machine is polluted by massive spreading of fluff dust and unable toclean the interwoven cloth for the fluff on a yarn is easy to drop when the yarn of the existing textile machine passes through a roll wheel and other guide devices, the following plan is presented;the spinning device comprises a device main body; one side of the device main body is orderly equipped with a horizontal fixing plate, a teasing plate, an ultra-wear-resisting thread crossing device and a collecting box with an opened top end from top to bottom orderly; multiple rotary shafts are rotationally connected to the fixing plate, and multiple comb teeth are connected to the teasing plate; the side wall at one side of the collecting box is equipped with an exhaust fan. The cleaning-conveniently spinning device can collect and clean fluff and dust on the yarn, prevent fluff from polluting the spinning device, reduce the maintenance of the spinning device in later period while clean and dry the interwoven cloth; thus the cloth does not need to clean in later period, the spinning effect is good.

An apparatus for stripping fiber material from textile fiber bales has a tower, which can be moved to and fro in relation to the fiber material by means of a carriage having a travel motor or the like, and has at least one boom, which is provided with the stripping apparatus. The boom together with the stripping apparatus can be moved in the height direction of the tower by means of a lifting motor or the like. A movable distance sensor is provided for determination of the location in the length direction. In order to make possible, by simple means, an exact determination of location in the length and/or height direction, a movable distance sensor scans, for location determination in the length and/or height direction, the distances to a counterpart element and calculates from those distances the location.

The invention discloses a yarn cleaning device. The yarn cleaning device comprises a first sliding rail, a sliding block, cleaning devices, pressing devices, yarn detection wire take-up devices and yarn junction devices, the sliding block is slidingly arranged on the first sliding rail, a resetting device is arranged between the first sliding rail and the sliding block, the upper surface of the sliding block is provided with the yarn junction devices, the yarn detection wire take-up devices are arranged between the yarn junction devices, the yarn penetrates through the yarn junction devices and the yarn detection wire take-up devices, the cleaning devices which are used for cleaning yarn flocs are arranged on the sliding block, and the pressing devices are arranged between the yarn junction devices and the cleaning devices. The yarn cleaning device can achieve continuous yarn detection, in the case of continuous yarn movement, cutting off and connecting are conducted, and adsorption processing is conducted on the flocs on the yarn through the cleaning device.

A process for making a filament for use in a brush implement comprises providing a composite filament comprising an external material and at least one internal material, wherein the tip surface comprises the internal material surrounded by the external material, the internal material having longitudinal shrinkage characteristics that differ from those of the external material; and causing the internal material to shrink inside the external material, whereby the internal material comprising the tip surface sinks relative to the external material comprising the tip surface so that at least one crater is formed at the tip surface of the filament, the at least one crater comprising a bottom formed by the internal material and walls formed by the external material, the at least one crater having a surface edge of a predetermined size and a predetermined shape.

The invention relates to flax fibers. The strength of the flax fibers is 3.0 to 8.0cN/dtex and the fineness of the flax fibers is 1,500 to 3,500 Nm; preferably, the strength of the flax fibers is 4.0 to 7.0cN/dtex and the fineness of the flax fibers is 1,500 to 3,000Nm; more preferably, the strength of the flax fibers is 4.5 to 6.5cN/dtex and the fineness of the flax fibers is 1,800 to 2,800Nm; and optimally, the strength of the flax fibers is 5.0 to 6.0cN/dtex, and the fineness of the flax fibers is 2,300 to 2,700Nm. The invention also relates to the preparation method of the flax fibers, which comprises the steps of acid impregnation, washing, oxidization, fiber spinning, oil feeding, oil and water removal, fiber softening, oil feeding and wetting, stowing and mechanical loosing. The flax fibers provided by the invention have high strength and fineness. The preparation method is short in process and light in pollution.

The invention discloses a silk yarn winder comprising a frame, wherein a roller for fixing raw material silk yarns is fixed on the upper part of the frame, a silk yarn winding tube for winding silk yarns is fixed on the lower part of the frame, a tension mechanism is mounted on the frame between the roller and the silk yarn winding tube and in contact fit with the surface of the raw material silk yarns, a brush fixing plate is arranged on the frame under the roller, a smoothing brush is arranged on the brush fixing plate, and a dust collection chute is fixed on the frame under the smoothing brush. The silk yarn winder has the advantages that the smoothing brush is capable of clearing away impurities on the silk yarns, and as a result, the tension of the silk yarns is reduced and the quality of the product is guaranteed.

A tow of filamentary filter material for tobacco smoke which is to be converted into a rod-like filler of a filter rod is conveyed along an elongated path first through a stretching or tensioning zone where the filaments are stretched and the tow is converted into a relatively wide flat web, thereupon along a relaxing portion of the path wherein the tensioning action upon the filaments is reduced, thereupon along a third portion wherein at least one side of the running web is contacted by droplets of an atomized plasticizer, and thereafter along a fourth portion of the path wherein the web is gathered by reducing its width so that it more closely resembles a rod which is thereupon draped into a web of cigarette paper or other suitable wrapping material. A wind tunnel surrounds at least one portion of the path to confine at least one stream of air which is caused to flow in the direction of advancement of the tow. A tunnel can surround the stretching zone, the relaxing and/or the fourth portion of the path.

The invention discloses a method for spinning poly-p-phenylenebenzobisthiazole (PBO) fibres. The method comprises the steps of pre-treatment, cotton opening and picking, cotton teasing, drawing, rough spinning and fine spinning. The method solves the difficult problem of spinning the poly-p-phenylenebenzobisthiazole fibres, and establishes a technical foundation of pure spinning of the PBO fibres, which is performed on cotton spinning equipment; yarns obtained via spinning have the advantages of glabrous surface, smoothness, less neps, uniform evenness and the like, can be widely applied to high-grade protective textiles and industrial textiles.

The invention discloses a cotton quilt production method. The method comprises steps of blowing, carding, spreading, forming, webbing and grinding. The method comprises specific steps as follows: blowing: opening and mixing cotton obtained after separation of cotton seeds, and removing impurities until the impurity content is 0.85%-0.95%; carding: carding conveyed cotton flow by a carding machine,performing impurity removal and uniform mixing, and carding cotton; spreading: spreading cotton fiber carded by the carding machine into webs with width and length meeting requirements by a cotton spreading machine according to required cotton quilt parameters set by a computer; forming: cutting spread cotton quilts in step c) according to the cotton quilt length requirement by cotton cutting equipment; webbing: defining the front and back sides of cut cotton quilts in step d) into webs with the same spacing by defining equipment, producing cotton rolls, and cutting the webs after cotton cutting by a cutter; grinding: after the cotton is well spread, performing grinding once, arranging cotton sheets, and removing uneven cotton balls. The method has the advantages of high filling power, sufficient air holding, good dust removal effect, high efficiency and high benefits.

This invention discloses a method for producing gunny-cotton blend yarn with a cotton spinning device including the following steps: pretreatment of fine dry gunny, cleaning cotton, combing cotton, fine combing, merging slivers, roving, spinning and winding process, which is advantaged that hemp yarn number is high reaching to 60-80 British yarn with 55-80% hemps, dry yarn is increased greatly and faults are reduced greatly.

The invention relates to a spinning roller capable of removing burrs on the surface of a yarn. The spinning roller comprises a round roller, a scraping unit, a cleaning unit and the spinning yarn, wherein the scraping unit is mounted at the right end of the round roller, the cleaning unit is arranged in the round roller, and the spinning yarn is placed on the round roller and the scraping unit. Bysimultaneously performing left-and-right reciprocating scraping on the yarn, the scraping effect is enhanced in a rotating mode, the burrs on the spinning yarn are basically removed, and meanwhile, alarge amount of floating hairs is removed; and the surface of the spinning yarn is cleaned through a brush to remove the floating hairs adhered to the spinning yarn by hooking, so that removal of theburrs on the surface of the yarn is completed through improvement of the roller and one process is omitted.

The invention discloses a cleaning device for a spinning machine. The cleaning device comprises a workbench, a sweeping device, an ash intake cavity, a colleting cavity and a fixing part. The collecting cavity is arranged in the inner cavity of the workbench. A groove is formed in the left end of the upper portion of the workbench. The sweeping device and a cleaning roller are arranged in the middle of the upper portion of the workbench. The sweeping device comprises a first fixing shaft and a second fixing shaft. A fixing rod is arranged in the middle of each of the first fixing shaft and the second fixing shaft. A sweeping plate is arranged at the lower ends of the first fixing shaft and the second fixing shaft. Two ends of the upper portion of the sweeping plate are respectively provided with clamp rings corresponding to the fixing rods. A brush is arranged at the lower end of the sweeping plate. The left side of the sweeping plate is connected with the fixing part through a telescopic rod. The ash intake cavity is arranged in the right end of the upper portion of the workbench. The lower end of the inner cavity of the ash intake cavity is connected with one end of an exhaust fan through a pipeline. The cleaning device is novel in structure, high in practicality, convenient to use and evident in cleaning effect.