889results about "Inspecting textiles" patented technology

The invention relates to the technical field of yarn detection, and particularly discloses a yarn quality detection system, method and equipment. Shooting parameter information is adjusted based on yarn quality standards and external configuration information, and a high-speed camera corresponding to the shooting parameter information is used for collecting original image data of yarn in the production process in real time; processing the original image data to obtain yarn feature information, wherein the yarn feature information comprises yarn material, yarn color, yarn thickness, fiber uniformity, hairiness and knot faults; classifying defects on the surface of the yarn based on the yarn feature information to obtain yarn defect categories; and a defect abnormal area on the enhanced image is identified based on the yarn defect category, statistical analysis is performed on the defect abnormal area to generate a quality detection report, and the quality detection report is transmitted to the control module and the display alarm module.

The invention belongs to the technical field of fabric breadth detection, and particularly relates to anti-wrinkle high-elasticity composite textile fabric breadth detection equipment which comprises a detection table, a feeding guide roller and a discharging guide roller which are arranged on the two sides of the top of the detection table, and a detection box fixedly arranged on the top of the detection table, a feeding hole and a discharging hole are respectively formed in two sides of the detection box, and a sealing door plate is arranged at the top of the detection box; and the dust detection mechanism is arranged on the side wall of the detection box. Through cooperative operation of the dust detection mechanism, the cleaning mechanism, the optical breadth detection mechanism, the electric signal adjusting mechanism, the marking mechanism and the like, the position of a detection component can be accurately adjusted according to the breadth of the fabric, dust and impurities of the fabric are cleaned, the device adapts to the fabrics with different thicknesses, breadth abnormal parts can be marked, meanwhile, the detection environment is optimized, and the detection efficiency is improved. The problems of measurement errors, dust interference and the like of existing equipment are effectively solved, and the detection precision, the applicability and the working efficiency are greatly improved.

The utility model discloses a cloth inspecting machine with a dust removal function for inspecting textile fabrics, which relates to the technical field of cloth inspecting machines and comprises a rack, a cloth inspecting table is obliquely arranged in the rack, a placing frame is arranged on one side of the rack, a first cloth guide roller is arranged on the inner side of the rack, and a second cloth guide roller is arranged on the other side of the rack. A first cloth guide roller is arranged on the rack, a deviation rectifying and limiting assembly for conducting limiting and deviation rectifying on the textile fabric is arranged on the first cloth guide roller, a second cloth guide roller is arranged at the position, located on one side of the first cloth guide roller, in the rack, and a cleaning assembly for cleaning impurities and dust adhering to the textile fabric is arranged between the first cloth guide roller and the second cloth guide roller. An operator adjusts the height of a first threaded rod and the height of a second threaded rod by rotating a first rotating disc and a second rotating disc correspondingly, so that an upper moving plate and a lower moving plate are driven to move up and down, a gap between an upper cleaning brush and a lower cleaning brush is adjusted, and the cleaning effect is ensured; sundries and dust adhered to the fabric are brushed away through the upper cleaning brush and the lower cleaning brush.

The invention discloses a surface flaw detection device and process for carpet production, and relates to the technical field of surface flaw detection for carpet production. According to the surface flaw detection equipment and technology for carpet production, when carpet flaw detection is carried out, a carpet penetrates through the upper portion of an attaching roller, a second hydraulic cylinder is adjusted to drive a local jacking arc rod to jack up the local position of the carpet, the upper surface of the jacked-up carpet is in an unfolded state and expands towards the outer side, and meanwhile, the carpet passes through the attaching roller to be subjected to surface flaw detection. A driving motor is started, the driving motor drives all pressing pieces to press carpet wool at the two ends of the carpet unfolding position, and an electrostatic adsorption rod adsorbs the carpet wool at the position, so that the carpet wool at the two ends of the carpet position jacked by a local jacking arc rod gets close to the two ends; and the situation that the surface of the carpet cannot be clearly scanned by a scanning camera due to the existence of the carpet hair is avoided, so that the accuracy of a carpet surface flaw detection result is improved.

The invention discloses a tightening effect real-time monitoring method based on polyester fabric tightening equipment, and relates to the field of tension adjustment, and the method comprises the following steps: step 1, deploying tightening data acquisition equipment in a specified area of the tightening equipment; step 2, presetting a plurality of adjustment schemes when the tightening equipment performs tightening operation in different sections along the length direction, the width direction or the specific angle direction of the cloth, wherein each scheme comprises a target tightening speed set value and a target tightening amplitude set value in the direction; 3, the tightening data acquisition equipment sequentially or parallelly applies acting force to the polyester fabric at the tightening speed and the target tightening amplitude set in the adjustment scheme in different specified directions; by collecting the actual deformation quantity, the local flatness and the wrinkle generation coefficient of the polyester fabric and combining a preset speed and amplitude scheme and timing state evaluation, key parameters causing abnormal tightening can be accurately recognized and marked, and the marked parameters are subjected to simulation iteration correction.

The invention relates to the field of detection equipment, in particular to a hot air non-woven fabric detection device for non-woven fabric production, which comprises a detection box, a correction roller, a straightening mechanism, a cleaning mechanism and a detection plate, a feeding port and a discharging port are formed in the two ends of the detection box respectively, the two correcting rollers are rotationally arranged in the detection box, and the two straightening mechanisms are arranged on the corresponding correcting rollers and used for enabling the non-woven fabric to be tightened in a vertical state and unfolding wrinkles on the non-woven fabric at the same time; the cleaning mechanism is arranged in the detection box and located between the two correction rollers, and the cleaning mechanism is used for cleaning impurities on the two sides of the non-woven fabric; the detection plate is arranged in the detection box, and a plurality of shooting cameras and illuminating lamps are sequentially arranged on the detection plate. Through cooperation of the two correcting rollers and the straightening mechanism, the non-woven fabric can be stretched in multiple directions, wrinkles of the non-woven fabric can be avoided, the detection effect is ensured, and the cleaning effect of the cleaning mechanism can be improved.

According to the present invention, a read image of an object is used to detect a defect of the object or to acquire the width of the object.　In a first aspect, processing for detecting a defect of an object is executed sequentially using each of a plurality of read images. When a defect is detected, conveying of the object is stopped after L (L is an integer of 2 or more) specific read images including a first read image, which is the read image in which the defect was detected, have been acquired. In the processing for sequentially executing the detection processing, detection processing is executed using each of M (M is an integer of 2 or more and L or less) target read images including the first read image, among the L specific read images. In a second aspect, when a selvedge is detected from a read image, one or both of the acquisition of the width of fabric and the determination of the presence or absence of a defect of the fabric are executed, and in a first case, which is a specific case in which a selvedge is not detected from the read image, one or both of stopping the conveying of the fabric and issuing a notification are executed.

The invention discloses a garment fabric production and processing flaw detection device and a use method thereof, and relates to the technical field of garment fabric production and processing, the garment fabric production and processing flaw detection device comprises a workbench and a detection assembly, one side of the workbench is connected with a pressure supply assembly, the top of the workbench is provided with a self-adaptive assembly, and the detection assembly is arranged in the middle of the self-adaptive assembly; the detection assembly comprises supporting plates, a rotating plate, a driving rod, a detection cover, a guide rod, a pressing block and a sponge, the supporting plates are arranged in the center of the top of the self-adaptive assembly at equal intervals, and the rotating plate is rotationally connected to the upper ends of the supporting plates. The fan can convey external air filtered by the filter into the pressurizing cavity, at the moment, the top of the workbench is covered with the garment fabric, so that the top of the pressurizing cavity is shielded, air flow can only pass through fine gaps in the garment fabric, and when no broken yarn or hole exists in the surface of the fabric, the air flow can pass through the pressurizing cavity. The air flow penetrating through all parts of the fabric can be uniformly distributed, and the pressure of the air flow is dispersed.

A cloth inspecting and connecting machine relates to the field of textile production equipment and comprises a cloth inspecting device, a cloth rolling device, a cutting and sampling device and a packing device, the cloth inspecting device comprises a cloth inspecting table, a working platform and a meter counter, and cloth is arranged on the two sides of the cloth inspecting table around a cloth inspecting roller, flatly laid on a cloth inspecting light curtain and penetrates through the space between the cloth inspecting light curtain and the meter counter; the cloth rolling device is connected with the working platform and is used for receiving the detected cloth roll and rewinding the cloth roll; the cutting and sampling device is connected with the cloth rolling device and comprises a temporary storage roller set used for temporarily storing cloth rolls and a cutting and sampling mechanism which is arranged between the temporary storage roller set and the cloth rolling roller set and can cut and collect cloth at the tail ends of the cloth rolls. The packing device is arranged above the temporary storage roller set in a lifting mode and rolls along with the yardage roll to pack the yardage roll. The cloth inspecting device integrates cloth inspecting, cutting, sampling, rewinding and packaging, cloth can be cut, sampled, rewound and packaged in batches after being inspected through the same device, the working efficiency is improved, various devices do not need to be purchased, and the cost is saved.

The invention relates to the technical field of cloth packaging, in particular to equipment for detecting and packaging textiles, which comprises a pressing belt, a tension roller and two expansion rollers, and the pressing belt is in transmission support through the tension roller and the two expansion rollers which are symmetrically distributed relative to the tension roller to form triangular distribution; according to the device, in the process that the pressing belt makes contact with the yardage roll and is gradually pressed, the two expansion rollers are expanded, the yardage roll is wrapped by the pressing belt, the range of wrapping the yardage roll by the pressing belt is larger along with the increase of the expanding distance of the two expansion rollers till the two expansion rollers are expanded to the maximum amount, wrapping limiting on the surface of the yardage roll is formed, and therefore the yardage roll is prevented from being damaged. The tail end of the cloth is prevented from swinging outwards to be separated from the cloth roll, the tail end of the cloth can be stably rolled, wrapping is kept after rolling, and preparation is made for later bundling.

The utility model discloses a cloth inspecting machine, belongs to the technical field of cloth inspecting machines, and comprises a lower lamp box, a dust cleaning structure is arranged on the lower lamp box, the dust cleaning structure comprises two U-shaped supports, a knob, a screw rod, a moving part, an adhesion roller and a clinging part, the U-shaped supports are symmetrically arranged on a frame of the lower lamp box, the knob is located on one U-shaped support, the screw rod is located on the other U-shaped support, and the moving part is located on the other U-shaped support. The screw rod is connected with the rotary knob, the moving part is in threaded connection with the screw rod, the attaching parts are connected with the moving part, the other end of the screw rod is rotationally connected with a frame of the lower lamp box, the moving part is in threaded connection with the screw rod, the attaching parts are connected with the moving part, and the adhesion roller is located between the attaching parts. The rotary knob drives the screw rod to rotate, so that the adhesion roller is driven to move towards the lower lamp box until the adhesion roller is tightly attached to the cloth, the adhesion roller cleans dust in the cloth conveying process, the cleanliness of the cloth is improved, misjudgment caused by dust interference is reduced, and it is ensured that the product quality reaches the standard.

The invention discloses a four-side elastic gauze fabric and a preparation process optimization method. The four-side elastic gauze fabric comprises a base cloth layer and a functional layer, the base cloth layer comprises the following components: 30%-50% of polyester fibers, 10%-30% of nanoparticles, 5%-10% of a composite material, 10%-15% of organic resin, 1%-8% of a binder, 5%-20% of spandex and 10%-30% of chinlon; the functional layer comprises the following components: 25%-35% of an anti-ultraviolet agent, 20%-45% of an antibacterial agent and 30%-50% of a softening agent; the anti-ultraviolet agent, the antibacterial agent and the softening agent are added into the fabric, the fabric elasticity can be improved while the fabric is resistant to ultraviolet rays and bacteria, in addition, defect analysis is conducted on the processed fabric through the ultrasonic technology, the processing technology parameters and the proportion value of different components are reversely adjusted according to the defect analysis result, the fabric processing efficiency is improved, and the fabric quality is improved. Meanwhile, it is guaranteed that the processed fabric has high elasticity and softness.

The present invention detects portions of difference between attributes of a woven textile and attributes of a reference.　An image representing an optically read woven fabric is analyzed to determine an attribute pattern representing attributes of threads at each of a plurality of intersection positions of warp threads and weft threads. The attributes include one or more among the width, color, and yarn visible among the warp threads and the weft threads. The portions of difference between an attribute pattern and information indicating an attribute reference are detected. A specific process is executed when the portions of difference are detected.

The invention relates to the field of textile shrinkage detection, in particular to a knitted fabric shrinkage rate prediction method and system.The knitted fabric shrinkage rate prediction method comprises the steps that according to pixel points of a soaked knitted fabric, arrangement and distribution of knitted lines in the same knitted fabric area are analyzed, and the layout compactness of the knitted lines is obtained; according to the layout compactness of the knitting lines, the shrinkage degree of the fabric soaked in water is obtained based on the consistency condition of overall layout of the knitting lines in different knitting fabric areas; according to the shrinkage degree of the fabric soaked in water, the stretching condition of mutual penetrating and interweaving of knitting lines in the same knitted fabric area is analyzed, and the interweaving friction strength is obtained; according to the interweaving friction strength, based on the termination trend condition of the knitting line shrinkage progress in the same knitted fabric area at the continuous moment, the knitting line shrinkage deformation condition in the same knitted fabric area is analyzed, and a shrinkage prediction index of the knitted fabric area is obtained; and predicting the shrinkage rate of the knitted fabric. The accuracy of predicting the shrinkage rate of the knitted fabric is improved.

The present invention relates to an apparatus and method for detecting textile defects in a circular knitting machine. The apparatus (100) comprising one or more cameras (114) which are positioned on a fixed part (122) and configured to capture one or more images of the fabric (104). One or more light sources (120) are positioned on rotating part (124) and adapted to illuminate the fabric (104) such that cameras (114) captures the images of the fabric (104). One or more light guiding devices (134), is positioned on the rotating part (124). A processing unit (130) that is communicatively coupled with the one or more cameras (114) and one or more light sources (120) and configured to receive the one or more images captured by the cameras (114), compare one or more parameters associated with the captured image with a predetermined parameter and alert a user upon breaching the predetermined parameters.

It is herein disclosed an apparatus (1) for the inspection of material (M), in particular leather, having a work plane (2) adapted to provide a support plane for the material (M), a control unit (C) adapted to manage the apparatus (1), a lighting system (15) adapted to lighten the material (M) on the work plane (2), and at least one image detector (30) adapted to capture images of the material (M) on the work plane (2). The control unit (C) is configured to process the images captured by the image detector (30) and to generate a digital copy of the inspected material (M), wherein the apparatus (1) further comprises stretching means (10) configured to exert a stretching on the material (M) arranged on the work plane (2), so as to identify defects even on the material (M) under stretching.

The utility model relates to a needle inspection device for producing and processing pillow interiors and quilt interiors, which comprises a conveying belt, a needle inspection mechanism for performing needle inspection and positioning on the pillow interiors and the quilt interiors is arranged on the right side of the upper surface of the conveying belt, a classification mechanism for cleaning the pillow interiors and the quilt interiors containing foreign matters is arranged on the left side of the back surface of the conveying belt, and the needle inspection mechanism comprises a fixing frame. According to the needle inspection device for pillow inner and quilt inner production and processing, the needle inspection mechanism is arranged, a shielding cover, a metal detector, a scanning cover, an X-ray scanner and the like are matched with one another, various detection technologies including the metal detector and the X-ray scanner are applied, foreign matter or metal objects possibly existing in pillow inner and quilt inner can be comprehensively and accurately detected, and the detection accuracy is improved. And the X-ray has perspectivity and can scan the existing position of the foreign matter, and the foreign matter is displayed through the display screen, so that a worker can quickly find and clean the foreign matter, comprehensive and accurate detection of the pillow inner and the quilt inner can be realized, the product quality is ensured, and the safety of consumers is guaranteed.

The utility model discloses a camera shooting weft straightener capable of aligning edges. The camera shooting weft straightener comprises a supporting seat; the movable seat is movably arranged at the top of the supporting seat, and a deviation rectifying sensor is installed on one side of the movable seat and used for detecting the edge position of the cloth; the cloth deviation rectifying device has the advantages that the position of the edge of cloth is detected in real time through the deviation rectifying sensor, the position of the cloth can be accurately adjusted in cooperation with an advanced control system and a drive adjusting mechanism, and straightness and alignment of the cloth are guaranteed; from automatic cloth edge detection and automatic deviation correction to cloth surface cleaning, the need of manual intervention is reduced, and the production process is more coherent and efficient; the CCD camera performs high-precision scanning on the surface of the cloth, so that foreign matters or flaws on the cloth can be effectively identified; once the foreign matter is detected, the cleaning assembly is started immediately, the cloth is cleaned through the dust collection nozzle and the dust collector, and the quality of the cloth before entering the next working procedure is guaranteed.

To provide a wire rope fracture diagnostic system, a diagnostic method, and a diagnostic program that reduce user burden by relying solely on image data.SOLUTION: In one embodiment of the present invention, a wire rope fracture diagnostic system is provided, configured to perform the following steps: a receiving step receives image data targeted for a wire rope acquired through an image pickup device; a removal step removes the background other than the wire rope in the image data; an extraction step extracts bare line parts of the wire rope in the image data the background of which has been removed; an input step inputs only the extracted bare line parts into a model; a difference step generates a difference image between a restoration image output from the model and the image consisting of only the bare line parts; a determination step determines an abnormality degree of the wire rope from the difference image; and a transmission step notifies the user of the determination result.SELECTED DRAWING: Figure 1

The gray cloth inspecting machine with the multiple detection functions comprises a machine frame, an unwinding roller, a driving assembly, a lighting assembly, a width measuring assembly, a weighing assembly and a control assembly, and supporting arms are arranged at the two ends of the machine frame; the two ends of the unwinding roller are connected with the two supporting arms respectively. The driving assembly is mounted on one side of the rack; the lighting assembly is installed in the middle of the rack. Two ends of the width measuring assembly are respectively connected with the two support arms; the weighing assembly is arranged behind the rack; and the control component is arranged in front of the rack. One end of a gray cloth roll can be limited through the limiting piece, the width of the gray cloth roll can be measured through scales on the scale roller, the length of the gray cloth roll can be measured through the counter, and whether the thickness of the gray cloth roll is qualified or not can be calculated through the weighing assembly and length and width data; the device can detect gray cloth in multiple items, is more intelligent and convenient, can improve the detection efficiency, ensures the product quality, is suitable for various gray cloth such as cotton, wool, hemp, silk, chemical fiber and composite materials, and is wide in range.

The utility model discloses a needle inspection device for down feather home textile production, which belongs to the technical field of home textile production, and comprises an inspection machine, a feed port is arranged on the outer wall of one side of the inspection machine, a metal detector is arranged in the inspection machine, an alarm lamp and a steam pressing assembly are fixedly mounted on the top surface of the inspection machine, and the steam pressing assembly is fixedly mounted on the top surface of the inspection machine. A feeding hole is formed in the detection machine; according to the home textile detection device, the winding assembly and the steam pressing assembly are arranged in a matched mode, when the device is used, home textiles are guided in through the feeding port, the other ends of the home textiles are attached to the attaching pad of the winding roller, at the moment, the winding motor is started to work, and through the design, continuous detection of the home textiles can be completed; and meanwhile, the detected home textile materials can be synchronously rolled, the device is convenient and rapid to apply, some hidden needles which are not detected can be rapidly found during rolling, the detection effect of the device is further improved, and meanwhile the safety of products is guaranteed.

The invention belongs to the technical field of intelligent cloth inspection, packaging and sorting, and discloses an intelligent cloth inspection and packaging robot sorting method which comprises the steps that cloth inspection equipment inspects defect types of cloth and outputs corresponding data labels, visual code scanning and distribution are compared with preset cloth inspection data threshold values, and qualified products, to-be-reinspected products and inferior-quality products are judged and distributed; if a defective product is judged, the defective product enters a defective product discharging platform through a set conveying belt, the efficiency is greatly improved from inspection equipment detection, visual code scanning, packaging, labeling, robot sorting to the end, the cost is reduced, and the labor cost is greatly saved; the detection equipment can detect the cloth of 50-70 meters per minute, and the cloth detection efficiency is greatly improved by combining repairing, stain removal and thread hooking and trimming; the omission ratio is reduced every month, and the qualified rate is improved; the robot sorting and stacking efficiency is improved compared with manual work, and the cost is reduced; and quality optimization: the breakage rate is reduced, the omission ratio is reduced, and the qualified product rate is improved.

The utility model discloses a cloth finished product inspection machine, which belongs to the technical field of cloth inspection equipment and comprises a base, a cloth feeding mechanism is arranged at the top of the base, a tensioning mechanism is arranged on one side of the cloth feeding mechanism, and a winding mechanism is arranged on the other side of the tensioning mechanism. A cloth feeding mechanism is arranged on the base, a tensioning mechanism is arranged on the cloth feeding mechanism, an inspection mechanism is arranged between the cloth feeding mechanism and the tensioning mechanism, a marking mechanism is arranged above the inspection mechanism and comprises a supporting frame fixedly connected to the top of the base, a sliding block is slidably connected to the supporting frame, and an electric push rod is fixedly connected to the bottom of the sliding block. The device has the beneficial effects that the marking mechanism is arranged, the marking mechanism comprises a lead screw, when unqualified products are detected, the lead screw is driven to rotate, the lead screw drives marking equipment to move, and different positions can be marked conveniently; an electric push rod is arranged, when marking is not needed, marking equipment is far away from the cloth, and cloth inspection is prevented from being affected.

The invention relates to the technical field of cloth inspecting machines, and particularly discloses an intelligent cloth inspecting machine which comprises a rack, and a cloth conveying system, a detection marking system and a main control system which are electrically matched with one another, the cloth conveying system comprises an unwinding device, a winding device, a cloth guiding mechanism and an automatic cloth penetrating device, wherein the unwinding device and the winding device are arranged at the two ends of the rack respectively, the cloth guiding mechanism is located between the unwinding device and the winding device, and the automatic cloth penetrating device is used for transferring cloth borne by the unwinding device to the winding device along the cloth guiding mechanism to be wound. The detecting and marking system comprises a mechanical arm device, a labeling device and a detecting device, the detecting device is used for detecting the flaw position on the cloth between the unwinding device and the winding device, and the labeling device is driven by the mechanical arm device to label and mark the flaw position on the cloth.

The invention discloses a defect treatment system for spunlace non-woven fabric. The system comprises a detection unit; a non-contact marking unit; a slitting and rewinding unit; the control unit is in communication connection with the detection unit, the non-contact marking unit and the slitting and rewinding unit and is configured to respond to the defect signal and determine delay trigger time based on the distance between the detection unit and the non-contact marking unit and the conveying speed of the non-woven fabric; after the delay triggering time, controlling a non-contact marking unit to spray a non-contact mark corresponding to the defect type to the side edge of the non-woven fabric; and under the condition that the unwinding length of the non-woven fabric by the slitting and rewinding unit is matched with the corresponding running length of the non-woven fabric when the defect signal is generated, the slitting and rewinding unit is controlled to remove the defective area on the non-woven fabric. The non-contact marking unit is matched with the control unit to determine the delay triggering time, so that the problem of inaccurate marking caused by shaking and airflow disturbance during high-speed operation of the non-woven fabric is solved.

The invention discloses an intelligent cloth inspecting machine which is characterized in that mounting plates are mounted on the two transverse sides of a rack, an unwinding station is arranged at the upstream position between the mounting plates, a winding station is arranged at the downstream position between the mounting plates, a detecting station is arranged between the unwinding station and the winding station, and a fixed unwinding roller set is mounted at the position, located at the unwinding station, of each mounting plate; movable unwinding roller sets are installed at the positions, located at the two longitudinal ends of the fixed unwinding roller set, of the installation plate, a transition roller set is installed at the position, located on the detection station, of the installation plate, an upstream cloth unfolding device, an automatic cloth inspecting platform, a downstream cloth unfolding device and a manual cloth inspecting platform are sequentially arranged on the downstream portion, and the manual cloth inspecting platform is located on the upstream portion of the winding station. An automatic detection device is arranged above the automatic cloth inspection platform, and a cloth pulling device is arranged at the detection station on the mounting plate; the cloth rolling device comprises a scutching roller device and a rolling device; the cloth inspecting machine can support and unwind cloth winding rollers of different sizes, is good in adaptability, can rapidly pull cloth to complete traction of the cloth, is accurate in detection, and improves the efficiency.

The utility model relates to the technical field of cloth deviation rectification, in particular to an intelligent cloth inspecting machine with an unwinding deviation rectification function, which comprises a base, an unwinding frame, an unwinding roller and a traction roller, the unwinding frame is mounted on one side of the base, a support is fixedly mounted on the other side of the base, and the traction roller is rotatably mounted on the support through a rotating shaft; limiting mechanisms are installed on the two sides of the interior of the unwinding frame, each limiting mechanism comprises an installation base and a limiting plate, the installation bases are fixedly installed at the bottom of the unwinding frame, the limiting plates are installed on the installation bases in a sliding mode, and the limiting plates are connected with the installation bases through connecting springs arranged in the installation bases; a driving shaft is fixedly mounted on the traction roller; and the end part of the driving shaft is connected with the mounting seat through a bearing seat. According to the utility model, the flatness of the two sides of the cloth is improved, and the problem that the cloth with uneven edges deviates due to the tension difference between the inner layer and the outer layer when being unwound is solved.

An estimation program (128), capable of estimating the probability of dyeing unevenness occurring in a drawn yarn manufactured by a spinning and drawing apparatus (3) that draws yarn while heating same, causes an information processing device (100) to execute: a step for acquiring a self-encoder (124) trained to compress a normal tension waveform, indicating normal changes in the tension of the drawn yarn, and then restore the normal tension waveform; a step for acquiring an input tension waveform indicating changes in the tension of the drawn yarn manufactured by the spinning and drawing apparatus (3); and a step for estimating the probability of dyeing unevenness occurring in the drawn yarn manufactured by the spinning and drawing apparatus (3), the estimation being made on the basis of the degree of similarity between the input tension waveform and an output tension waveform obtained from the self-encoder (124) by inputting the input tension waveform to the self-encoder (124).

The multifunctional embroidery machine comprises a machine head support and a tabouret assembly, the machine head support comprises a base, a supporting beam, a suspension beam connected with the upper portion of the supporting beam and extending forwards and a cross beam connected with the front end of the suspension beam, and a first installation part and a second installation part are arranged on the front side of the cross beam side by side in the left-right direction. A first functional machine head is mounted on the first mounting part, and a second functional machine head is mounted on the second mounting part; the tabouret assembly comprises a tabouret and a pattern inspection device, and the pattern inspection device comprises a pattern inspection window arranged on the tabouret, a transparent supporting plate mounted on the pattern inspection window and a pattern inspection illuminating lamp mounted on the lower side of the tabouret. The first functional machine head and the second functional machine head can be selected, combined in various ways and combined in different ways through the machine heads, multiple types of machines can be quickly built, in the embroidering process of embroideries, after embroidering of local area patterns is completed, pattern inspection is carried out at a pattern inspection window, once the embroideries are found to be unqualified, adjustment can be carried out in time, and the production efficiency is improved. And the loss caused by disqualification of finished products is avoided.