1035results about "Looms" patented technology

The invention relates to the field of textile control, in particular to a tension control method and system of a high-speed loom. The method comprises the following steps: firstly, obtaining the tension fluctuation degree of each moment according to the tension data difference of the loom at each moment and the tension data distribution of each moment in a preset time domain of each moment, clustering all moments to obtain a first cluster, and obtaining the tension fluctuation degree of each moment according to the tension data distribution of each moment in each first cluster; the method comprises the steps of obtaining a change state value of each first clustering cluster according to the tension fluctuation degree of each first clustering cluster and the difference of the tension fluctuation degree of each first clustering cluster at each moment, further clustering all the first clustering clusters to obtain second clustering clusters, and obtaining the tension change degree of the loom according to the position distribution of each first clustering cluster in each second clustering cluster. And performing PID control on the loom according to the deviation condition of the tension data of the loom at the current moment and the tension change degree. The control effect on the yarn tension of the high-speed loom can be improved.

The invention discloses a laser broken line rapid identification method for a spinning process, relates to the field of spinning detection, and is used for solving the problem of high identification error rate in a multi-material blending and frequent line changing environment. A multi-channel optical behavior characteristic matrix is formed by constructing a broken line recognition mechanism based on material perception and light intensity behavior characteristic collaborative modeling, collecting light intensity response data of yarn channels, constructing a dynamic detection sequence and extracting characteristics such as shielding amplitude gradient and recovery time delay. A yarn material identifier is introduced, a spectral response template is matched, a broken yarn judgment threshold group is generated, whether shielding sudden change and delay recovery characteristics are met or not is judged in combination with a detection sequence, a broken yarn event is accurately recognized, and recognition parameters are corrected in real time according to the shielding edge change rate and fluctuation stability in light intensity changes before and after yarn breakage. The dynamic optimization of the broken line judgment condition is realized, and the recognition precision and the response speed are improved.

To provide an inspection system of a textile machine capable of acquiring a distribution of a degree of abnormality of the textile machine while reducing the data capacity stored in a storage section.SOLUTION: An inspection system of a textile machine includes: a classification section that detects a degree of abnormality of the textile machine on the basis of a newly acquired captured image and classifies the newly acquired captured image into one of a plurality of groups on the basis of the detected degree of abnormality of the textile machine; a storage section that stores the captured image for each group; a counting section that counts the number of captured images classified into a target group, which is a group into which the newly acquired captured image is classified, and stores the counted number of captured images in the storage section; and a selection section that determines whether or not to replace the captured image of the target group stored in the storage section with the newly acquired captured image when the number of captured images of the target group stored in the storage section reaches a predetermined upper limit number.SELECTED DRAWING: Figure 5

The invention discloses a yarn breakage prevention processing method and device for warp tension fluctuation compensation and electronic equipment. The method comprises the steps that the actual warp tension value and loom operation parameters are collected in real time; calculating an actual and preset target tension difference value, performing weighted integration, constructing a multi-parameter coupled tension fluctuation compensation model in combination with the operation parameters, and outputting a basic compensation amount; the final tension compensation amount is obtained through raw silk thread density correction and safety threshold constraint; adjusting the rotating speed of a let-off motor or the displacement of a tension roller according to positive and negative compensation quantity, and dynamically correcting in combination with closed-loop feedback; continuously monitoring the tension state, calculating a comprehensive risk index, triggering graded early warning and secondary compensation when the comprehensive risk index exceeds a threshold value, and synchronously reducing the speed when the risk is high; the device comprises a multi-node acquisition unit, a model operation unit, a dynamic adjustment unit and a risk management and control unit, and the electronic equipment adopts a multi-core DSP chip to support real-time operation. The problems of traditional compensation lag and low precision are solved, the tension control precision and the weaving stability are improved, and the yarn breakage rate and the warp loss are reduced.

The invention relates to the field of three-dimensional weaving digital design, in particular to a complex curved surface body three-dimensional weaving flat torsion conversion method and system. The method comprises the following steps: acquiring a three-dimensional model, a warp direction, a weft width, a warp width and a yarn thickness of the complex curved surface body; segmenting the three-dimensional model along the warp direction by taking the weft width as an interval to obtain a plurality of initial sections and corresponding upper boundary line segments and lower boundary line segments; determining an initial reference point of the initial section based on the upper boundary line segment and the lower boundary line segment; layering the initial section by using the yarn thickness and the initial reference point based on the upper boundary line segment and the lower boundary line segment to obtain a plurality of layered structures; and constructing a flattened datum line by using the initial datum point. Based on the layered structure and the flattening datum line, yarn path points are extracted with the warp width as the step length, and a tiled-state three-dimensional weaving path point model is generated. The problems that in the prior art, three-dimensional weaving flat torsion of a complex curved surface body is low in efficiency and poor in precision are solved.

The invention relates to the technical field of textile, and particularly discloses a low-wear protein silk fabric production process, which comprises the following steps: step 1, preparing yarns, warp yarns and weft yarns being 1 / 50D / 48F semi-gloss polyester T-800; step 2, yarn treatment: warp treatment: grey yarn, sectional warping and drafting and reed digging are performed, and weft yarns do not need to be treated; step 3, weaving: weaving by adopting a plain weave, and interweaving by using a water-jet loom to obtain a finished product fabric; step 4, inspection: inspecting the finished fabric, and leaving the factory after the finished fabric is inspected to be qualified; in the sectional warping process in the step 2, a sectional warping machine is used, the two processes of reeling and two-for-one twisting are omitted during warp processing, the warp sectional warping process is optimized, broken filaments are effectively prevented, and the finished fabric is compact in texture and has a certain decorous feeling; by optimizing the weaving process, the phenomena of weft breakage, weft carrying, warp breakage and the like can be effectively reduced in the weaving process, and the finished fabric is soft, comfortable, easy to form and good and soft in hand feeling.

The utility model discloses a two-way weft insertion wide water-jet loom which comprises a water-jet loom body, a plurality of evenly-distributed idler wheels are arranged at the bottom end of the water-jet loom body, anti-skid assemblies matched with the idler wheels are arranged at the bottom end of the water-jet loom body, and a cloth roller is arranged in the water-jet loom body. A filter plate is arranged in the water-jet loom body and located at the bottom end of the cloth roller, and a first sliding rail matched with the filter plate is arranged on the inner wall of the water-jet loom body. The water-jet loom has the beneficial effects that by arranging the anti-skid assembly, after the water-jet loom body moves to a designated place, the rollers can be limited, the water-jet loom body is prevented from sliding, meanwhile, the anti-skid assembly can be driven by the rotating air cylinder to limit the multiple sets of rollers at the same time, and more efficiency and labor saving are achieved; the filter plate and the water collecting box can be limited by arranging the anti-falling door and the limiting assembly, the filter plate and the water collecting box are prevented from automatically sliding out of the water-jet loom body, and the water-jet loom is more stable to use.

The utility model provides a water spray disc and a water jet loom, and relates to the technical field of water spray disc, the water spray disc comprises a loom body, a bottom plate and an adjusting device, the surface of the loom body is provided with a plurality of limiting rollers, the surface of the loom body is fixedly connected with a controller, the bottom plate is installed on the surface of the loom body through the adjusting device, and the limiting rollers are arranged on the bottom plate. The surface of the bottom plate is fixedly connected with a lead disc, the surface of the bottom plate is fixedly connected with a nozzle, the surface of the bottom plate is fixedly connected with a water inlet pipe, the water inlet pipe is communicated with the nozzle, the adjusting device comprises two mounting plates, and the two mounting plates are fixedly connected with the surface of the bottom plate respectively; when the water spraying disc is matched with a weaving machine body for use, the angle of the nozzle can be timely and quickly adjusted according to the weaving requirement, so that the water spraying disc is more adaptive to the weaving processing requirement of the weaving machine body, the use effect and the functionality of the water spraying disc are improved, and the working efficiency of weaving is also improved.

This utility model relates to the field of weft feeders and discloses a weft feeder for fiberglass weaving, including a base plate. Two sets of side component rods are fixedly installed on the top of the base plate. A top plate is fixedly connected between the tops of the two sets of side component rods. A rising plate is slidably installed between the two sets of side component rods. The weft feeder is fixedly connected to the bottom of the rising plate. Secondary adjustment plates are slidably installed on the outer sides of both sets of side component rods. Secondary adjustment rods that slide out of the top of the top plate are fixedly connected to the tops of the two sets of secondary adjustment plates. The model also includes a height adjustment component. By setting the height adjustment component and the secondary height adjustment component, the height of the weft feeder can be precisely adjusted. This dual adjustment mechanism can ensure that the weft feeder is always at the optimal height position, so that the weft yarn maintains uniform and stable tension during the supply process, effectively avoiding fabric quality problems caused by tension fluctuations and significantly improving the quality of fiberglass fabrics.

The invention relates to the technical field of continuous fiber reinforced composite materials, in particular to warp yarn for window decoration and a preparation process of the warp yarn. According to the invention, the problems of poor mechanical property and poor antibacterial property of traditional warp yarns for window decoration are solved. The preparation method comprises the following steps: mixing Bio-EG and Petrol-EG according to a ratio, reacting with terephthalic acid, precisely controlling the temperature, and adding a phosphorus stabilizer to obtain a high-performance polyester core material; chitin is modified by DMAA, nano silicon dioxide is modified by KH-560, and the chitin and the nano silicon dioxide are subjected to melt blending with a PLA matrix to form a reinforced sheath material; the sizing agent is composed of WPU, amino silicone oil microemulsion and other substances, and a protective film is formed on the surface of the fiber after the process is optimized; through core-sheath composite spinning and post-treatment processes such as segmented cooling, drafting and heat setting, the prepared warp yarn has high strength, high elongation, wear resistance, resilience and good antibacterial functions.

This utility model relates to the field of water jet loom technology and discloses a frame structure for a water jet loom, including a frame body. A base box is fixedly connected to the bottom of the frame body, and a dual-axis motor is fixedly installed at the top of the inner cavity of the base box. Screws are fixedly connected to the output ends of the dual-axis motor on both sides. One end of each screw is rotatably connected to the base box via a bearing. A rectangular plate is threaded onto the outer surface of the screw. This utility model, by setting up a base box, dual-axis motor, screws, rectangular plate, push plate, lifting plate, and casters, enables the movement of the frame body and facilitates the storage and protection of the casters. The support components provide support for the device and allow for adjustment of its horizontal position. This structure facilitates easy movement and use, meeting customer needs and effectively reducing the labor intensity of workers.

The utility model belongs to the technical field of spinning, and particularly discloses a crease-resistant device of a spinning air jet loom. According to the woven fabric leveling assembly, a distance is formed between every two positioning frames, the two ends of an adjusting rod penetrate through the two positioning frames to be slidably connected, the top of each positioning frame is provided with an integrally-fixed fixing frame, a bracket is arranged between two stress rods, and a scraping rod is located on the side face of the bracket; two ends of each tension spring B are respectively connected with a movable shaft and a movable shaft; one end, far away from the tension spring B, of each movable shaft is connected to the upper connecting rod; the inner side of the positioning frame is provided with an integrally-fixed lower limiting shaft, the lower limiting shaft penetrates through the lower connecting piece to be hinged to the positioning frame, the inner side of the stress rod is provided with an integrally-fixed upper limiting shaft, and the upper limiting shaft penetrates through the upper connecting piece to be hinged to the upper connecting piece. Therefore, the fabric is prevented from wrinkling.

The invention discloses a textile rapier head weft feeding rapier clamping device and belongs to the technical field of clamping equipment.The textile rapier head weft feeding rapier clamping device comprises a clamping base, an adjusting mechanism and a clamping assembly, the adjusting mechanism is installed on the clamping base, the clamping assembly is installed on the adjusting mechanism, the clamping assembly clamps a textile rapier head, the clamping base comprises a circular bottom plate, and a groove is formed in the upper surface of the circular bottom plate; the adjusting handle of the adjusting mechanism is located in the groove, one end of the clamping rod abuts against the clamping block, the vertical position, located on the limiting plate, of the clamping rod can be adjusted along with the position change of the clamping block, clamping action is carried out, clamping is firm, weft yarn is not prone to being broken, the structure is simple, and use is convenient.

The utility model relates to the technical field of water-jet looms, in particular to an auxiliary splash-proof water-jet loom which comprises a rack, a water-jet loom body, a water pan and a splash-proof mechanism. A water-jet loom body is mounted on the inner wall of the rack, a water receiving disc is connected to the inner wall, close to the lower portion of the water-jet loom body, of the rack, a splash-proof mechanism is arranged in the water receiving disc, a control cabinet is connected to one side of the rack, and a cloth collecting roller is rotationally connected to the inner wall of the rack through a motor. A shielding mechanism is arranged on the outer side of the cloth collecting roller. According to the water-jet loom capable of assisting in sputtering prevention, dripping water is absorbed through a sponge plate and a sponge belt, splashing caused by the fact that the dripping water touches a hard inner wall is prevented, a driving motor drives the sponge belt to roll, meanwhile, a stepping motor drives a lower pressing roller and an upper pressing roller to rotate together, the water absorbed in the sponge belt is squeezed out, and the water is prevented from splashing. Therefore, the water-jet loom assists in preventing sputtering.

One aspect of the invention relates to a method (100) for monitoring the weaving of a piece by an electronic weaving machine, comprising: Obtaining (110) configuration and weaving instruction data supplied to the electronic weaving machine to weave the piece; Generating (120) a digital model of the electronic weaving machine by aggregating the obtained configuration and instruction data; Providing (140) the generated digital model of the electronic weaving machine (120) to the machine learning model in order to obtain a prediction of the voltage applied to the individual motors during the weaving of the piece; and Monitoring (150) the weaving of the piece by comparing the predicted voltage applied to an individual motor with the voltage measured by the voltage sensor associated with said individual motor. Figure to be published with the abstract: Figure 1

The utility model relates to the technical field of spinning, in particular to a double-beam spinning device which comprises a frame body, a first beam and a second beam are rotatably connected to the bottom end in the frame body, guide rods are arranged on the outer side of the first beam and the outer side of the second beam, and connecting frames are rotatably connected to the outer sides of the guide rods. A tension assembly is arranged at the rear end of the interior of the frame body, a connecting frame is fixedly connected to the top of the frame body and close to one end of the tension assembly, and a cleaning assembly is arranged in the connecting frame; the tension assembly is used for being matched with the first warp beam and the second warp beam to convey doubling threads, the tension assembly is composed of a fixing frame, two sets of rotating frames and a tension roller, the fixing frame is fixedly connected to the rear end of the interior of the frame body, and the two sets of rotating frames are rotationally connected to the two ends of the fixing frame respectively. Through the design, the overall practicability of the spinning device can be improved.

The invention discloses a double-layer carpet loom weft yarn automatic exchange device which comprises a lower feeding mechanism and a receiving component, the top end of the lower feeding mechanism is provided with an upper feeding transmission mechanism assembled through bolts, and the middle output end of the upper feeding transmission mechanism is provided with a pressure-bearing positioning assembly; a displacement adjusting sewing part is arranged on the outer side of the middle of the upper feeding conveying mechanism. According to the device, an inner screw rod drives an inner lifting block and a sliding frame to run to a proper height position after a grooving frame outputs and runs, and hydraulic telescopic arms at the two ends of the lower portion of a sliding arm output power to drive an output end to run; and the hydraulic telescopic arm outputs power to run, so that the sliding sleeve block runs to a proper position on the sliding frame, the machine box is located above an adaptive product sewing position, the equipment can effectively adapt to the size structure of a product, and then the refitting cost of a user can be effectively reduced.

The application discloses a kind of warp yarns of circular weaving machine are broken or empty after automatic power-off shutdown protection system, including warp frame, guide device, warp tension adjusting structure and circular weaving machine, guide device includes guide plate and mounting bracket, mounting bracket is equipped with electrically conductive mounting pole and guide rod, electrically conductive mounting pole and guide rod are respectively positive pole or negative pole, gravity hook hammer is rotatably arranged on electrically conductive mounting pole, gravity hook hammer can be rotated to be abutted with guide rod to form closed loop.The application has simple structure, reasonable design, by changing the rotating position of gravity hook hammer, when the warp yarns on warp frame are broken or empty, gravity hook hammer is abutted with guide rod, circuit is conducted, controller controls circular weaving machine to stop working, the tail end of warp yarns will always be between warp frame and warp tension adjusting structure, will not cause weft yarn breakage and warp yarn production accident because the tail end of warp yarns enters circular weaving machine, so that production is safer.

The utility model discloses a kind of harness drive mechanisms, comprising: planetary assembly and connecting piece, planetary assembly includes input shaft and planetary gear, input shaft is connected with planetary gear, to drive planetary gear revolves around input shaft and rotates, connecting piece one end is connected on the central shaft of planetary gear, the other end is arranged on harness, rotating planetary gear is driven by connecting piece inserted on harness and reciprocates up and down on harness.The utility model is by the drive mechanism that drive harness moves up and down is set to the structure that planetary gear assembly and connecting piece cooperate, transmission is carried out using planetary assembly, so that the structure of harness drive mechanism is compact and operation is not easily affected by inertial force, it occupies smaller space on circular loom, power transmission can be carried out with high efficiency, carrying capacity is strong and operation stability is high, planetary assembly can greatly reduce vibration and noise in power transmission process.

The present invention provides a weft yarn delivery nozzle of an air jet loom capable of further improving the weft yarn propulsion force. Each of the two air guide surfaces (37) has an inner edge (F1) located at the inner peripheral surface of the flow path forming portion (34) and extending in a manner of being recessed toward the base end side of the flow path forming portion (34), and an outer edge (F2) located at the outer peripheral surface of the flow path forming portion (34) and extending in a manner of following the inner edge (F1) more toward the base end side of the flow path forming portion (34) than the inner edge (F1). The two air guide surfaces (37) are disposed equally around the center axis (L1) of the flow path forming portion (34).

A method of manufacturing a woven fabric (400, 500, 602, 604, 700) for a composite component for a turbine engine (100). The method includes arranging a plurality of warp fiber tows (210) to extend in the warp direction. The plurality of warp fiber tows (210) is arranged in a thickness direction to form a plurality of warp fiber layers (212) and is arranged in a weft direction to form a plurality of warp fiber columns (214). The method also includes weaving the plurality of weft fiber tows (220) with the plurality of warp fiber tows (210). The plurality of weft fiber tows (220) includes a multi-layer weft fiber tow (410, 652, 654, 674, 710). The multi-layer weft fiber tow (410, 652, 654, 674, 710) is woven with a multi-layer portion (412, 616, 626, 712) that extends two or more warp fiber layers (212) of the plurality of warp fiber layers (212).

The invention discloses an off-machine rolling control system, method and equipment for a cord fabric weaving machine, and the system comprises a motion controller which is used for collecting the pulse frequency of a weaving machine rolling servo controller when the starting of the weaving machine is detected; the pulse frequency is converted into a linear speed, and the linear speed is sent to the programmable logic controller; the target rotating speed is sent to an out-of-machine rolling servo controller; the programmable logic controller is used for calculating the rotating speed according to the linear speed to obtain a target rotating speed; sending the target rotating speed to a motion controller; and the off-machine rolling servo controller is used for driving the cloth roller to roll the cloth according to the target rotating speed. The woven cloth is prevented from falling on the ground and being polluted, and the cloth is good in forming and free of deviation.

The utility model relates to the technical field of textile equipment, in particular to a flexible double-rapier device for a loom, which comprises a frame, a rapier wheel, a rapier I, a rapier II, a limit shaft, a guide shaft, a tension shaft and a control component. The other side of the rack is connected with a control assembly, and the limiting shaft, the guiding shaft and the tensioning shaft are all connected to the rack through the control assembly. According to the utility model, the screw rod is rotated, so that the nut moves up and down along the screw rod under the action of the threads, and meanwhile, the nut can drive the tensioning shaft to move up and down synchronously, so that the advancing routes of the rapier I and the rapier II are changed, and the purpose of accurately adjusting the tightness of the rapier I and the rapier II is achieved.

The utility model relates to the field of loom accessories, and discloses a cloth cover stabilizing mechanism of a rapier loom, which comprises a bottom plate, the upper surface of the bottom plate close to the front end and the rear end is fixedly connected with a side plate, the inner side of the side plate and the upper end of the bottom plate are jointly provided with a stabilizing assembly, and the left end of the bottom plate is provided with a winding mechanism. The stabilizing assembly comprises a sliding groove, the sliding groove is formed in the end, close to the middle of the bottom plate, of the side plate, a sliding plate is slidably connected to the inner wall of the sliding groove, a sleeve is fixedly connected to the bottom end of the sliding plate, a sliding piece is slidably connected to the inner wall of the sleeve, and a connecting block is fixedly connected to the bottom end of the sliding piece. According to the utility model, through the arrangement of the stabilizing component, the compression roller can be in a state of compressing the cloth cover on the premise of providing a certain pressure to the cloth cover, so that the cloth cover is not easy to move along with the warp due to the pressure in the process of moving the warp up and down, and the effect of improving the stability of the cloth cover is achieved.

The application discloses a weft yarn end processing device and a cord fabric air jet loom, and relates to the technical field of looms, in order to solve the problem that the existing cord fabric air jet loom is prone to short weft parking, the weft yarn end processing device comprises a rack and a fixed guide mechanism, a swing guide mechanism, a short weft yarn probe, an extension nozzle mechanism and an auxiliary nozzle mechanism which are sequentially installed on the rack along the weft yarn conveying direction, the swing guide mechanism comprises a special-shaped reed which extends along the weft yarn conveying direction, the special-shaped reed is provided with a thread conveying channel for the weft yarn to pass through, the rear end of the special-shaped reed is provided with a notch, the swing guide reed for guiding the weft yarn is arranged in the notch, and the swing guide reed is provided with a guide groove.

The utility model provides a shooting-in rotor with a self-lubricating function, which relates to the technical field of textile parts and comprises a shooting-in disc and a rotor, one side of the shooting-in disc is used for being connected with a power source, and a sleeve shaft used for being connected with the rotor is eccentrically arranged on the other side of the shooting-in disc. A lubricating cavity is formed in the sleeve shaft, the interior of the lubricating cavity is used for storing lubricating oil, a plurality of oil outlets are annularly formed in the sleeve shaft, a continuous oil outlet assembly is arranged in each oil outlet, and the inner ring of the rotor makes contact with the continuous oil outlet assemblies. When the picking shuttle disc is thrown to drive the rotor to rotate, due to the fact that the rotor is arranged on the sleeve shaft in a sleeving mode, the rotor can rotate relatively, mutual friction is formed between the rotor and the lubricating ball, the lubricating ball rotates continuously, lubricating oil in the lubricating cavity can be brought out continuously and wiped on the inner wall of the rotor, and the inner wall of the rotor is wiped with the lubricating oil along with rotation of the rotor. Lubricating oil is slowly and continuously provided, the friction force between the rotor and the sleeve shaft is reduced, and the service life of the rotor is greatly prolonged.

The invention relates to a method for controlling the warp tension in a weaving machine (1) by means of at least one individual drive (22) which acts on a coating roller (9) in such a way that the coating roller carries out a movement in and against the fabric pull-out direction (WR), the at least one individual drive (22) is actuated by the control unit (14) on the basis of a movement profile stored in the storage unit (15) and retrieved by the control unit (14). The method according to the invention is characterized in that the effect is brought into the fabric (7) by actuating the at least one individual drive (22) on the basis of the motion profile, and / or the machine operation is optimized independently of the optimization intended to compensate for the differences in the warp tension in the continuous weaving operation. The invention likewise comprises a corresponding weaving machine (1) and a corresponding drive unit (20).

The utility model belongs to the technical field of ribbon loom broken yarn detection, and particularly relates to a ribbon loom broken yarn detection alarm device which comprises a supporting plate, the upper surface of the supporting plate is fixedly connected with a fixing frame, the bottom face of the supporting plate is fixedly connected with a broken yarn detection alarm device, and groove plates are arranged on the front face and the back face of the supporting plate. A sliding plate is slidably connected to the interior of each groove plate, an electric push rod is arranged above each groove plate, the bottom face of the telescopic end of each electric push rod is fixedly connected with the upper surface of the corresponding sliding plate, and connecting frames are fixedly connected to the front face and the back face of each groove plate. The rotating rod can be driven to rotate on the connecting frame, meanwhile, the groove plate and the sliding plate can be driven to adjust the positions through rotation of the rotating rod, the sliding plate can be driven to slide in the groove plate through stretching and retracting of the electric push rod, and therefore lamplight at the detection position below the broken yarn detection alarm device can be adjusted and shielded according to needs.