228results about "Textile testing" patented technology

The invention discloses a light aging test instrument, which includes a test cavity, a bottom baseplate, the top cover board which is fixed on the bottom and the top of the test cavity respectively. A lamp socket which fitted with a lamp is right on the centre of the base plate, the photo permeable holes are set at the same height on the side wall of the test cavity. A visual light narrow wave band filter sheet is in the photo permeable hole, and the sample trough is fitted on the photo permeable hole. The test instrument has a compact structure, easy to disassemble and assemble, inflexible for employ, with low cost of the production.

The invention relates to the technical field of spinning quality detection, and discloses a jute spinning product quality detection method and system based on an intelligent sensor. The method comprises the following steps: acquiring real-time process parameters of a jute spinning production line, and synchronously capturing yarn surface temperature field distribution in combination with an infrared thermal imager; performing space-time alignment processing on the yarn tension fluctuation data and the temperature field distribution to generate a fused dynamic process characteristic matrix; according to the tension gradient change rate and the temperature field abnormal region coordinates in the dynamic process characteristic matrix, dividing potential occurrence sections of yarn quality defects; a microstructure image of the yarn in the potential generation section is extracted, a fiber arrangement angle deviation value is measured through a polarized light interferometer, and fiber molecular bond vibration frequency data is obtained in combination with a Raman spectrometer; and inputting the fiber arrangement angle deviation value and the molecular bond vibration frequency data into a cascade quality analysis model, and outputting a quantitative index set of the internal structure defects of the yarns.

Device for identifying structure and composition of a fabric or textile, comprising: a chamber placing over the fabric or textile, with a microscopic camera attached to the chamber, for acquiring an image of the fabric or textile, , a chamber diffused light for illuminating the fabric or textile with diffused light reflected by the chamber, a chamber grazing light, for illuminating the fabric or textile with grazing light, and a rotating mechanism to orient the microscopic camera with the fabric woven alignment; a near infrared spectrometer attached to the surface plate where the fabric is set, to capture an absorption spectrum in multiple wavelengths, ranging from 1550-1950 nm, a white reference aligned over the near infrared spectrometer to calibrate the absorption spectrum and reduce the thickness influence of the fabric; an electronic system for light control, a software for interfacing and control of the acquisition and recognition processes, by carrying out the following steps: activating the chamber diffused light and the chamber grazing light; acquiring, from the microscopic camera, the acquired image; activating the near-infrared light source, acquiring, from the near-infrared spectrometer, the absorption spectrum; and detecting the structural identification and the composition of the textile or fabric, from the acquired image and the near infrared spectrum.

The invention discloses an intelligent detection method and device for a cotton water miscellaneous micronaire value based on multi-source information fusion, and relates to the field of cotton quality detection.The method comprises the steps that the weight, the initial air pressure difference, the cotton sample image, the resistance value, the environment temperature and the environment humidity of a to-be-detected cotton sample are obtained; according to the initial air pressure difference and the weight, the compensated air pressure difference is determined through a weight compensation model; according to the cotton sample image, utilizing an image segmentation technology to extract the impurity area percentage and the impurity grain number of the cotton sample to be detected, and determining the impurity content of the cotton sample to be detected; according to the resistance value, the environment temperature and the environment humidity, utilizing a moisture regain prediction model to determine the moisture regain of the cotton sample to be detected; and determining the micronaire value of the cotton sample to be tested by using a Stacking ensemble learning model according to the compensated air pressure difference, impurity content and moisture regain. According to the method, the moisture regain, the impurity rate and the micronaire value of the cotton can be accurately detected in a non-standard detection environment.

The invention relates to the technical field of cotton yarn detection, and discloses a synchronous detection method for multiple performance indexes of cotton textile yarns. The method comprises the following steps: acquiring a current surface image parameter of a yarn body appearance layer, a current internal structure parameter of a fiber structure layer and a current molecular motion parameter of a molecular chain layer corresponding to a current production batch of to-be-detected yarn; performing layered performance analysis on each parameter to obtain a first current performance state evaluation value of the yarn body appearance layer, a second current performance state evaluation value of the fiber structure layer and a third current performance state evaluation value of the molecular chain layer; and finally, performing matching judgment on each evaluation value and a preset performance state evaluation reference range, and triggering a corresponding detection calibration operation according to a result. According to the method, multi-level parameters can be synchronously obtained, comprehensive performance evaluation is realized, the problems of single detection dimension, low efficiency, poor result association, lag and the like in the prior art are solved, the detection reliability and consistency are improved, and production quality control and process optimization are assisted.

Disclosed is an artificial turf fiber (204, 502-510, 804, 902-906, 1500, 1602-1618) comprising a longitudinal cross-sectional profile, the artificial turf fiber being under internal stress that causes the artificial turf fiber, upon receiving heat treatment, to assume a helical shape, wherein the core of the fiber consists of or predominantly comprises a core polymer, and wherein the periphery of the fiber consists of or predominantly comprises a cladding polymer, wherein the core polymer and the cladding polymer are different polymer materials, and wherein the core and cladding polymers are selected such that the core polymer undergoes greater shrinkage than the cladding polymer when subjected to the heat treatment.

The invention relates to the technical field of asphalt felt base cloth detection devices, and particularly discloses an asphalt felt base cloth temperature change performance detection device which comprises a test box, a box body door is arranged at the upper end of the test box, a temperature controller is arranged on the outer side wall of the test box, a conveying assembly is arranged at the upper end of the test box, and a detection assembly and a clamping mechanism are arranged in the test box; two sets of felt base cloth are placed on the conveying assembly, the conveying assembly can flatly clamp and convey the two sets of felt base cloth into the test box, the clamping mechanism clamps the two sets of felt base cloth and bends one set of felt base cloth, the box body door is closed, the test box is continuously heated or cooled through the temperature controller, and the test box is heated or cooled through the temperature controller. The detection assembly can continuously perform temperature change performance detection on the two groups of felt base cloth, so that the temperature change performance of the felt base cloth can be detected under the conditions of continuous temperature change and bending, and a more comprehensive basis is provided for durability and reliability evaluation of the felt base cloth.

The invention discloses a textile warping wool-like yarn detection device and relates to the technical field of textile, the textile warping wool-like yarn detection device comprises a device base and further comprises an angle-adjustable detection mechanism, a dust collection mechanism and a feeding and discharging mechanism, the angle-adjustable detection mechanism comprises a portal frame, a lifting toothed bar, a guide frame and a detection head, and the portal frame is arranged in the middle of the top end of the device base; the lifting toothed bar is arranged in the portal frame, the guide frame is arranged at the top end of the device base and located in the portal frame, and the detection head is arranged on the guide frame. The lifting toothed bar is controlled to ascend and descend, the translation seat is limited according to needs, when the lifting toothed bar moves, the sliding rod is driven to move in the first guide groove, the detection angle of the detection head on the guide frame can be adjusted through the limiting rod, the detection head can always face the wool-like yarn, and by changing the angle between the connecting frame and the movable plate, the detection accuracy is improved. The inclination angle of the detection head and the wool-like yarn is adjusted according to detection requirements, and the detection effect is improved.

The utility model relates to the technical field of textile fabrics, in particular to a textile fabric shrinkage rate detection box which comprises a box body, a box door, a first shell, a second shell and a supporting frame, the box door is rotatably arranged on the outer wall of the side edge of the box body, the first shell is arranged on the outer wall of the side edge of the box body, and the second shell is arranged at the top end of the first shell. A steam mechanism is arranged above the box body, and a measuring mechanism is installed on the inner wall of the side edge of the supporting frame. The small vacuum pump is used for pumping air, so that the air suction plate generates suction force, redundant steam generated in the ironing process is sucked, the steam is pumped into the cooling box and then cooled into water again, and then the cooled water is pumped back into the water tank again through the small water pump. Therefore, the interior of the box body can be kept dry after ironing is finished, the next detection is prevented from being affected, and the working efficiency is improved.

The invention relates to a computer-implemented method for optically characterizing a textile fiber structure. A plurality of pieces of information on the color at different locations of the textile fiber structure are detected by an optical sensor system. The detected color information is transmitted to a computer (107) and is entered into a color space (2) in the form of a scatter plot (31) by the computer. A frequency density distribution (4) of the scatter plot (31) is determined, and the frequency density distribution (4) is numerically specified. The invention allows a change in the material of the textile fiber structure to be ascertained and optimizes the elimination of foreign materials from the textile fiber structure.

Disclosed are improved methods for inspecting tow for contamination, defects, and / or imperfections, for example cellulose acetate tow. The present disclosure can also relate to processes for producing cellulose acetate tow that involve detecting and analyzing contamination, defects, and / or imperfections in the tow. The methods can result in cellulose acetate that has fewer contamination, defects, and / or imperfections than has been previously achieved.

The invention relates to the technical field of carbon fiber performance testing, in particular to a large-tow carbon fiber expansibility testing device and method, and the large-tow carbon fiber expansibility testing device comprises an airflow yarn spreading device, a mechanical vibration yarn spreading device, a front width measuring device and a rear width measuring device; the airflow yarn spreading device is used for continuously moving in the direction perpendicular to the plane of the carbon fiber tows and conducting hot air blowing on the carbon fiber tows, and the mechanical vibration yarn spreading device is used for spreading the carbon fiber tows in a mechanical vibration and heating mode. The front width measuring device is used for automatically identifying and recording the width of the tow carbon fiber before yarn spreading, and the rear width measuring device is used for automatically identifying and recording the width of the tow carbon fiber after yarn spreading. According to the application, the influence of various parameters on the expansibility of the carbon fiber tow can be comprehensively tested and represented, and the expansibility of the large-tow carbon fiber can be objectively and accurately evaluated.

The invention provides a half-wool fabric clean color fastness soaking device, and relates to the field of half-wool fabric soaking. A first adjusting assembly is fixedly arranged at the top of the soaking box; a second adjusting assembly is arranged in the sliding frame, and a driving structure is further arranged in the sliding frame. A clamping structure is fixedly arranged on the outer side of the bottom of the second adjusting assembly, and the second adjusting assembly, the driving structure and the clamping structure are symmetrically arranged at two positions. A driving structure and a second adjusting assembly are arranged; the two sets of clamping structures can drive the two sides of the to-be-tested fabric to rotate reversely or rotate in the same direction, so that the fabric can bear torsional force in a solution, the washing environment in actual use can be simulated, and the problems that the washing environment in actual use is inconvenient to simulate, and the working efficiency is low are solved. The capability of simulating the twisting force bearing of the fabric in the liquid medium is lacked.

The present invention relates to the field of product quality analysis, and specifically, a test kit and detection method for testing isothiazolinone in textiles. A pretreatment step of the present invention adopts a unique process, which may fully transfer isothiazolinone to an acetone and water mixed solution, so that a more accurate measurement result can be achieved. The testing method of the present invention dose not add indicators, does not use large-scale analysis instruments, and is accurate in measurement, easy in reaction termination determination, high in accuracy, low in cost, and strong in popularization and application.

The utility model provides batch detection equipment for the shrinkage rate of textile fabrics, and belongs to the technical field of textile detection. The two groups of conveying mechanisms are vertically arranged on the two side walls of the frame; each fixing frame is connected between the two conveying mechanisms, and the multiple fixing frames are arranged at intervals in the vertical direction and can move in the vertical direction under driving of the conveying mechanisms, so that the height position of the fixing frames can be adjusted. The textile fabric shrinkage rate batch detection device has the advantages that the outer frame, the conveying mechanism, the fixing frame, the clamping piece and the like are arranged, so that a plurality of adjustable batch airing detection stations are arranged in the outer frame, the conveying mechanism is arranged in a belt transmission mode, and the batch airing detection stations can be adjusted through cooperation of the rotating piece and the driving motor. The fixing frame can be stably driven to move in the vertical direction, and the fixing frame and the conveying mechanism are connected in an embedded mode through the supporting blocks and the supporting grooves.

The utility model discloses an experiment table for measuring moisture absorption and heating performance of fabric, which belongs to the field of fabric performance measurement and comprises a mounting bottom plate and supporting rods fixedly connected to the upper surface of the mounting bottom plate in a rectangular array mode, and the upper surfaces of the supporting rods are jointly and fixedly connected with a mounting plate. An atomization spraying mechanism is mounted on the surface of the mounting plate, a water collecting mechanism is mounted on one side of the upper surface of the mounting bottom plate, and the atomization spraying mechanism comprises hollow pipes fixedly connected to the upper surface of the mounting plate in a rectangular array; through cooperative use of the devices, the temperature and humidity sensor is in contact with the fabric, the humidity and heat of the fabric are measured, spraying is conducted from bottom to top through the hollow pipe, when water mist sprays the fabric, drifting water is limited in the hollow pipe, it is avoided that the water mist escapes around the experiment table, through the arrangement of the hollow pipe, the temperature and humidity of the fabric can be measured, and the water mist is prevented from falling off. Water entering the fabric drips into the hollow pipe, so that water resources are conveniently collected.

The utility model discloses a liquid adding and oscillating integrated device for textile inspection. The liquid adding device comprises the base, the liquid adding assemblies arranged at the upper ends of the front side and the rear side of the base and the oscillation assembly arranged at the upper end of the center of the base, when liquid needs to be added to textiles inserted into an inserting cylinder, a first motor is controlled to operate to drive a gear connected with the first motor to rotate, and the gear is relatively meshed with the surface of a toothed plate; a sliding plate transversely and stably slides in a sliding groove, so that a liquid adding device on the lower side of the center of a top frame is driven to carry out real-time liquid adding operation on textiles in different inserting barrels, a telescopic rod and a spring are extruded and contracted, when the short-diameter end of a rotating wheel abuts against the right side of an embedded plate, the embedded plate loses leftward thrust, the telescopic rod and the spring push a side plate rightwards, and the side plate is pushed to move forwards; and the insert panel is driven to swing rightwards quickly, so that the textile in the upper insertion cylinder is subjected to quick amplitude in the leftward and rightward swinging process of the insert panel, and the inspection effect is improved.

The application discloses a kind of fabric multifunctional detection device, it is related to fabric multifunctional detection technical field, including detection table, feed zone and discharge zone are provided with continuous detection mechanism, detection zone is provided with fabric clamping mechanism, and detection table is provided with feeding mechanism, and support frame is provided with the multi-station detection mechanism for the synchronous detection of multiple to-be-detected roll fabric.The advantages are that: by winding roll, the detection area of to-be-detected roll fabric is continuously changed in the winding mode, so that automatic replacement can be realized without long downtime, which facilitates continuous detection in terms of rapid replacement of to-be-detected fabric; by setting two feeding mechanisms to move alternately to the detection zone for feeding, the preparation time required between different performance detections is reduced, which improves the continuity between different performance detections in terms of rapid replacement of abrasive and weight; different abrasives and weights are replaced in batches, and integrated continuous detection operation of wear resistance, pilling resistance and color fastness is carried out.

The invention discloses a woven fabric density detection method and a woven fabric density detection device. The method comprises the following steps: forming a parallel transmission section by a to-be-detected fabric and an accompanying fabric and keeping a gap between the to-be-detected fabric and the accompanying fabric; projecting detection light to the parallel transmission section, and collecting a time-varying signal of light intensity penetrating through or reflected from the double-layer fabric; acquiring the movement speed of the to-be-detected fabric, and establishing a time corresponding relation with the light intensity signal; performing spectral analysis on the light intensity signal to extract a beat frequency signal; and calculating the weaving density of the to-be-detected fabric according to the frequency value and the movement speed of the beat frequency signal and the mapping relation between the frequency value and the movement speed. According to the scheme, the stable time domain beat frequency signal can be generated by utilizing the spatial heterodyne effect of the double-layer fabric, the spatial density information is converted into the time frequency information for measurement, the influence of motion blur and phase drift is effectively eliminated, the transmission or reflection detection mode is selected through adaptive judgment, the adaptability to different types of fabrics is improved, and the detection accuracy is improved. High-precision and high-stability weaving density on-line detection is realized.

A method of correlating fabric properties with tire properties is disclosed. The method comprises the steps: providing a set of different types of fabrics; determining a magnitude of a measure of a strength of each type of fabric of the set of different types of fabrics; providing a plurality of tires (1), wherein each tire of the plurality of tires comprises one type of fabric of the set of different types of fabrics as carcass fabric (3) of the tire (1); carrying out mechanical impacts of different magnitude on the surface of a shoulder region (7) of each tire of the plurality of tires; checking each tire of the plurality of tires for a presence of a visual damage indicator at an outer surface of one or more of a sidewall region (6) and the shoulder region (7) of the tire upon carrying out one of the mechanical impacts; determining for each tire of the plurality of tires a magnitude of a measure of a mechanical impact causing the presence of the visual damage indicator; and assigning the magnitude of the measure of the mechanical impact causing the presence of the visual damage indicator of each tire of the plurality of tires to the magnitude of the measure of the strength of the type of fabric comprised in the respective tire, so as to obtain for the set of different types of fabrics value pairs comprising the magnitude of the measure of the strength of one type of fabric and the magnitude of the measure of the mechanical impact causing the presence of the visual damage indicator for the tire comprising said one type of fabric.

Disclosed are improved methods for crimping tow and / or measuring the crimp of the tow (e.g., the crimp level and / or uncrimp energy). Also disclosed is tow produced using such methods. The methods can result in tow (e.g., cellulose acetate tow) that has more consistent and precise crimp than has been previously achieved.

The invention is suitable for the technical field of intelligent testing, and provides an automatic testing method and system based on a water-alcohol-resistant solution, and the method comprises the steps: firstly responding to a water-alcohol-resistant solution test completion instruction, and obtaining first real-time index information and second real-time index information of a to-be-detected textile sample in real time; and according to the first real-time index information and the second real-time index information, water-alcohol-resistant effect evaluation information is effectively generated. According to the application, the water-alcohol solution resistance of various different fabrics can be accurately tested, so that the performance of the fabrics in contact with water and alcohol can be deeply known, a scientific basis can be provided for design and improvement of textiles and related products, experimental errors can be greatly reduced, and the experimental efficiency is improved. The stability and repeatability of test data are ensured, the optimization of the anti-solvent performance of the fabric is promoted, and the requirements of the market on high-quality durable textiles are met.

The utility model discloses a yarn twist testing device which comprises a handheld frame, a connecting seat, a testing structure and yarn, the lower end of the handheld frame is fixedly connected with the connecting seat, the lower end of the connecting seat is fixedly connected with the testing structure, and the yarn is arranged on the testing structure in a limiting mode. The testing structure is used for testing the twist of the yarn, the manual adjusting rod is rotated, the placement base, the plug pin and the second fluted disc are driven to rotate, the other end of the yarn is limited through the guide-in wheel and the limiting clamping frame, the placement base rotates, the yarn is driven to rotate along with the placement base, and therefore the twist of the yarn is tested, and when the second fluted disc rotates, the first fluted disc is driven to rotate along with the second fluted disc; the twist test result is read through the pointer frame, the test structure comprises a supporting base, a first fluted disc, the pointer frame, a manual adjusting rod and a placement base, the pointer frame is fixedly connected to the supporting base, and the supporting base is rotationally connected to the pointer frame in a sleeving mode. The utility model relates to a yarn twist testing device which achieves the purpose of twist testing through the arrangement of the structure.

A method for determining the softness of a tissue web, characterized in that the determination of the softness takes place during the manufacturing process and a free thickness is included in the determination of the softness, which has been determined according to a method comprising the following steps: i.) Determining the wound thickness of the fibrous web (1) in particular using layer thickness and number of layers of the wound fibrous web, ii.) Determining the web tension of the fiber web (1) before winding (60), where, in order to determine the free thickness, the wound thickness is corrected by an amount depending on the web tension, in particular increased.

The utility model provides a cloth flatness inspection tool, and belongs to the technical field of cloth inspection devices. Comprising. According to the technical scheme of the utility model, the cloth wrinkle detection device comprises the workbench, the side surface of the workbench is fixedly connected with the servo motor A and the reciprocating assembly, the reciprocating assembly is used for moving the left and right positions of the cloth to carry out comprehensive scanning, the reciprocating assembly is connected with the moving table, and the tightening assembly is used for judging the wrinkle degree of the cloth under the deformation conditions of different tensions. By arranging the tightening assembly, the cloth tightening force can be adjusted, a certain tension can be applied to the cloth, and in the detection process, the flatness of the cloth can be better judged by observing the deformation conditions of the cloth under different tensions and combining curve changes transmitted to a display screen by a flatness detection instrument. By means of the tension-adjustable detection mode, cloth with different characteristics can be detected in a targeted mode, and the detection accuracy and reliability are improved.

The invention belongs to the technical field of fabric moisture absorption detection, and particularly relates to a cotton-polyester blended yarn-dyed fabric moisture absorption performance detection device, which comprises a detection groove, a first electric push rod, a second electric push rod, a third electric push rod, a fourth electric push rod and a fourth electric push rod, a weighing sensor is fixedly arranged at the moving end of the first electric push rod, and a fixing frame is fixedly arranged at the detecting end of the weighing sensor. The pushing mechanism is arranged at the bottom of the fixing frame, and the pushing mechanism is used for pushing the middle part of the fabric. Through cooperative linkage of the angle adjusting mechanism, the detection mechanism, the depth detection mechanism and the PLC, fabric V-shaped forming, precise immersion depth control, efficient bubble discharging and automatic weighing before and after moisture absorption are achieved, the problems that immersion is uneven, bubbles are left and manual errors are large in traditional detection are solved, and the detection efficiency is improved. The accuracy, the standardization and the repeatability of the moisture absorption performance detection of the cotton-polyester blended yarn-dyed fabric are greatly improved.

The utility model discloses an antibacterial detection device for screen cloth. The antibacterial detection device comprises a detection device body, a clamping assembly and a positioning assembly, the detection device body comprises a machine body, a detection cavity for antibacterial detection of the screen cloth and a machine door; a detection cavity is formed in one side of the machine body; the machine door is rotationally connected with the machine body through a hinge; the clamping assembly is arranged in the detection cavity; the clamping assembly comprises a moving plate, a supporting plate, a clamping plate and a connecting plate. The movable plate is arranged in the detection cavity in a penetrating manner through a sliding mechanism; the two supporting plates are symmetrically and fixedly arranged on the top face of the movable plate. Wherein one clamping plate is rotationally connected with one supporting plate through a rotating shaft, the other clamping plate is connected with the other supporting plate through a positioning assembly, and the two clamping plates are connected through a connecting plate. The screen cloth antibacterial detection device is simple and reasonable in structure and ingenious in design, a screen cloth sample can be turned over conveniently, and the antibacterial detection efficiency and accuracy of the screen cloth sample are greatly improved.