752results about "Knitting" patented technology

The invention relates to the technical field of yarn motion state monitoring, in particular to a yarn motion state monitoring method and system.The yarn motion state monitoring method comprises the steps that firstly, deformation during yarn motion is monitored and converted into tension data, and the tension data are uploaded to a yarn motion state database in real time; a yarn motion video is captured through an industrial camera, the offset and angle between the yarn motion video and a preset track are calculated, whether an offset coefficient exceeds a threshold value or not is judged, and offset abnormal points and related tension data are recorded and uploaded in time; combining acoustic and vibration signals, analyzing and monitoring the breakage condition of the yarn through the composite signal, and recording the breakage tension and the composite signal at the abnormal moment. Besides, the data in the database is analyzed through the Gaussian mixture model, the motion state of the current yarn is accurately obtained, and an efficient and reliable monitoring means is provided for monitoring the motion state of the yarn in the spinning process.

The invention relates to the technical field of knitted fabric production, and discloses a computer jacquard for knitted fabric production. An exhaust fan works to suck air, negative pressure is generated in a dust collection box, a dust suction pipe, a dust suction cover and a telescopic hose, so that batting, dust and the like in air are sucked, meanwhile, the air is filtered through a filter screen plate, batting is left in the dust collection box, and the situation that dust and batting scatter to affect the body health of workers is avoided; a reciprocating lead screw rotates to drive a moving block to horizontally reciprocate under the limitation of a sliding groove, the moving block drives a dust collection pipe and a dust collection cover to horizontally reciprocate, and therefore the dust collection area is increased, an electric telescopic rod stretches out and draws back to drive a top plate to move, the top plate drives the dust collection cover located on the top plate to move, and therefore the height of the dust collection cover is adjusted. Therefore, the purpose of all-directional dust collection is achieved, and the dust removal effect is improved.

A system for detecting filament and needle breakage, including: an image acquisition module, an image processing module and a host computer detection module. The image acquisition module includes a light source, a camera and a lens. The image processing module includes a preprocessing submodule and a detection model. The host computer detection module includes a shutdown control-data interaction submodule of a warp knitting machine, a sensor control board, and a system operation interface. The image acquisition module captures a blanket knitting image at a knitting mechanism of the warp knitting machine. The image processing module pre-processes the blanket knitting image and detects filament and needle breakage. The host computer detection module controls a textile device according to detection results to generate an alarming information. A detection method implemented by the system is further provided.

The utility model relates to the technical field of textile fabrics, provides a double-sided knitted fabric, and solves the problems that the existing double-sided knitted fabric is poor in sweat one-way transmission capability, poor in moisture absorption and air permeability and poor in comfort. Which comprises an upper surface layer, a middle layer and a lower surface layer which are sequentially laminated, and is characterized in that a plurality of honeycomb-shaped meshes are formed in the upper surface layer, a plurality of transverse meshes are formed in the lower surface layer, the aperture of the honeycomb-shaped meshes is larger than that of the transverse meshes, the honeycomb-shaped meshes and the transverse meshes are uniformly arranged at intervals, and the honeycomb-shaped meshes and the transverse meshes are uniformly arranged at intervals. The middle layer is formed by connecting yarns which are interwoven between the upper surface layer and the lower surface layer.

The oiling tool for the guide bar of the warp knitting machine comprises a connecting part and an oiling part, the connecting part and the oiling part are integrally formed, the connecting part is connected with the output end of a grease gun, an oiling channel communicated with the output end of the grease gun is arranged in the oiling part, and the oiling channel is communicated with the output end of the grease gun in the axial direction of the oiling part. A plurality of oil injection hole groups for injecting oil into the linear bearing penetrate through the oil injection part, the plurality of oil injection hole groups are formed by arranging a plurality of oil injection holes which are linearly arranged, and the oil injection holes are communicated with the oil injection channel. By means of the structure, when oil needs to be injected into the linear bearing, the oil injection part is inserted into the linear bearing, grease is injected into the oil injection channel through the grease gun, the grease is injected into the linear bearing through the oil injection holes along the oil injection channel, and therefore the grease can be prevented from being polluted by two hands, and the grease can be injected into the linear bearing through the oil injection holes under the matching of the arrangement mode of the multiple oil injection holes. Oil can be conveniently filled, the problems of oil leakage and non-uniform oil filling are avoided, and the use amount of butter can be saved.

The utility model relates to a yarn breakage detection device. In the actual yarn processing process, when yarn breakage detection needs to be conducted on the yarn, the yarn can be guided into the guiding assembly on one side of the installation table, the yarn penetrates into the detection assembly, then the yarn is guided to penetrate out of the guiding assembly on the other side of the installation table, and then the yarn is tensioned through the adjusting assembly; the yarn breaking condition is detected through the detection assembly, when the yarn is broken, the detection assembly detects yarn breaking and sends out a signal, then the valve body is operated, the air compression piece guides compressed air into the communicating pipe through the air guide pipe, the compressed air is guided into the clamping pieces through the communicating pipe, the broken yarn is clamped through the clamping pieces, and the yarn breaking condition is detected through the detection assembly. Therefore, broken yarn detection can be better carried out on the yarn, the situation that broken yarn is not found is avoided, the broken yarn is fixed after the yarn is broken, and workers can conveniently find yarn ends.

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.

The utility model relates to the field of knitting machines, in particular to a main needle structure of a compound needle of a knitting machine, which comprises a needle hook and a main needle bar, the needle hook is arranged at the end of the main needle bar, the end of the needle hook is a hook tip, a needle groove is arranged on the end face of the main needle bar corresponding to the hook tip, a through avoiding groove is arranged at the bottom of the needle groove, and a guide inclined plane is arranged at one end of the needle groove close to the needle hook. And the inclination direction of the guide inclined surface is from the avoiding groove to the hook tip part. According to the technical scheme, the main needle structure of the compound needle is improved, the machining difficulty is reduced, and the purposes of reducing cost and increasing efficiency are achieved.

The utility model discloses a glass fabric warp knitting machine flaw detection device which comprises a base and a detection box arranged in the center of the top end of the base, the detection box is provided with supports which are symmetrically arranged, feeding rollers which are symmetrically arranged up and down are arranged in any one set of supports, ports for glass fabric to enter and exit are formed in the two sides of the detection box, and the two ends of the detection box are connected with the feeding rollers. And a control panel is arranged on one end surface of the detection box. The glass fabric defect detection device has the beneficial effects that the glass fabric can be smoothed through the electric push plate, the phenomenon that the glass fabric is wrinkled when entering or leaving the detection box is avoided, meanwhile, a camera module and related parts can move in the horizontal direction through cooperation of a threaded rod and a threaded sleeve, and then the glass fabric defect detection efficiency is improved; meanwhile, through cooperation of the first guide roller, the second guide roller and related parts, overall lifting or partial lifting of the bearing conveying belt can be achieved, and the detection accuracy is improved.

A system for in-line treatment of thread for use with a thread consuming device is provided. The system comprises at least one treatment unit being configured to dispense one or more coating substances onto the at least one thread when activated and a thread speed sensor being driven by the motion of the at least one thread. A method is further provided.

The utility model relates to the technical field of flyweaving machines, in particular to a vamp cloth flyweaving machine which comprises a dust collecting net installed in the middle of the interior of a box body, and the dust collecting net is installed under a spray head. According to the vamp cloth flyloom, the dust collecting net, the communicating pipe and the spray head are arranged, the dust collecting net is arranged below the spray head, the spray head is used for washing the dust collecting net, the effect of washing the dust collecting net is achieved, blockage of the dust collecting net is reduced, the dust purifying effect is better, and the dust collecting net is provided with dense screen holes; the floating speed of dust and airflow is greatly reduced, and dust in waste gas can be comprehensively purified.

The invention discloses a double-needle bar warp knitting machine broken yarn detection device based on machine vision, which comprises cross beams arranged on the front side and the rear side of a guide bar of a double-needle bar warp knitting machine, a sliding table guide rail is arranged on the cross beams, one end of a guide rail body of the sliding table guide rail is connected with a driving motor, an image acquisition module is fixed on a sliding table, and the double-needle bar warp knitting machine broken yarn detection device further comprises a position sensor, the position sensor is triggered when all the yarns are clearly presented in the knitting areas of the front needle bar and the rear needle bar, the image acquisition module is connected with a computer through a wire, the position sensor, the driving motor and the computer are jointly connected with a controller through wires, and the controller is further connected with a control box of the double-needle-bar warp knitting machine through a wire. The problem that in the prior art, a detection component is complex in structure and difficult to install on the two-needle bar warp knitting machine is solved, and real-time detection of broken yarn can be achieved. The invention further discloses a broken yarn detection method of the double-needle bar warp knitting machine based on machine vision.

The invention is suitable for the technical field of broken yarn detection, and provides a broken yarn detection system based on three-dimensional measurement, the broken yarn detection system comprises a laser mechanism, a camera array, an encoder, a single-chip microcomputer and a host, the laser mechanism is used for emitting a linear laser to irradiate a running yarn group, a highlight bright spot is formed on each yarn of the yarn group, and the camera array is used for detecting the broken yarn. The camera array is used for collecting bright spot images of a silk yarn group, the encoder is installed on a main shaft motor of the textile equipment and used for generating continuous pulse signals along with rotation of the main shaft motor, and the single chip microcomputer is in communication connection with the encoder and generates trigger signals of the images collected by the camera. High-brightness bright spot features are formed on each silk thread through linear laser, the three-dimensional space position of the silk thread is reconstructed in combination with image information collected by a camera array, the running state of the multiple rows of silk threads sequentially arranged in the depth direction of the optical axis of the laser can be recognized, and the possibility of missing detection caused by mutual shielding of the silk threads in the front row and the rear row is reduced.

The invention provides an underwear fabric weaving process self-debugging method and system, and belongs to the technical field of data processing, and the method specifically comprises the steps: determining the processing data of different underwear machine control instructions according to the platemaking processing result of the underwear fabric weaving process, and combining the historical error data of a weaving machine under different underwear machine control instructions, determining that there is an underwear machine control instruction with an error probability in a preset interval; historical error data of a knitting machine in different similar processing periods are obtained, and when it is determined that there is no processing period with the error abnormal probability not meeting the requirement in combination with underwear machine control instructions with the error probability within a preset interval in the processing periods, time sequence data of the underwear machine control instructions in a plate making processing result are taken as the basis, and the processing period with the error abnormal probability not meeting the requirement is determined. The historical similar platemaking results of the platemaking processing results are determined, whether the reminding information is sent out or not is determined according to the historical error data of the historical similar platemaking results in the knitting machine, and the reliability of debugging processing is improved.

The utility model belongs to the technical field of knitting equipment, and particularly relates to a stable high-density needle type manufacturing knitting needle. Comprising a needle body and a loop transfer reed, and the needle body is provided with a needle body, a needle rod and a needle tail; a needle hook is arranged at one end of the needle rod, and a needle latch capable of being opened and closed is arranged on the needle rod on the rear side of the needle hook; the needle body is provided with a reed mounting groove for mounting a loop transfer reed; the requirement of a single knitting needle for the transverse space of a needle bed is reduced, a thinner needle type can be designed, the method can be used for high-density needle type manufacturing, and the loop transfer stability is greatly improved; according to the invention, the insertion space is not easy to compress, which is beneficial for improving the transfer stability of the compactness coil; the gap between the needle body and the needle groove is further reduced, and high-density needle type manufacturing is facilitated.

The invention relates to the field of flat knitting machines, in particular to a flat knitting machine knitting needle with a needle turning piece, which comprises a needle rod, a needle body and the needle turning piece, the needle body is provided with a mounting groove, and the mounting groove is used for arranging a mounting part of the needle turning piece; the needle rod is connected with the needle body, and a containing groove is formed in the needle rod and used for arranging the tip end of the needle turning piece. An arch part is arranged at the tip end of the needle turning piece, a concave part is arranged at the position, corresponding to the arch part, of the needle rod, an opening of a horn-shaped structure is formed in the side, facing the opposite knitting needle, of the arch part and the concave part, and when the arch part is stressed, the side edge of the arch part can be supported by the needle rod. After the scheme is adopted, the loop transfer success rate under the condition of weaving tight loops can be improved.

The invention discloses a flying catkins collecting device for textile production and preparation, and relates to the technical field of solid waste pollution treatment, the flying catkins collecting device comprises an air bellow and an air inlet pipe, the air inlet pipe is mounted on the air bellow, one end of the air inlet pipe is connected with a connecting pipe and is perpendicular to the connecting pipe, and two ends of the connecting pipe are communicated with the air bellow through fixing pipes; filtering assemblies are arranged at the two ends of the connecting pipe correspondingly and used for filtering flying catkins in air on a circulation route of the connecting pipe and the fixing pipes, and the communicating state of the fixing pipes at the two ends of the connecting pipe and the air inlet pipe is switched through switching assemblies. The device is improved for solving the problem that when flying catkins in air are separated and collected in the prior art, due to the fact that the content of the flying catkins in the air is not constant, the opportunity cannot be accurately mastered when a filter screen is regularly cleaned or replaced. The device has the advantages that the inner pipe is driven to transversely move through the air pressure difference, rapid and automatic switching of the filtering assemblies at the two ends is achieved, it is ensured that airflow is seamlessly transferred to a standby path when the single end is blocked, and shutdown is avoided.

The utility model discloses a heat dissipation structure of a circular knitting machine, and relates to the technical field of circular knitting machines. The ring comprises a main ring body, a heat dissipation piece is arranged in the main ring body and comprises a connecting ring, an air blower is arranged in the connecting ring, a plurality of L-shaped pipes are symmetrically and fixedly connected to the output end of the air blower, heat dissipation covers are fixedly connected to the ends of the L-shaped pipes, an air collection barrel is fixedly connected to the bottom face of the connecting ring, a gear ring is fixedly connected to the surface of the air collection barrel, and a plurality of gears are symmetrically arranged on the gear ring in a meshed mode. When the circular knitting machine is used, outside air enters the L-shaped pipe through the air blower and the air collecting barrel, the heat dissipation cover is used for dissipating heat of the circular knitting machine, and the situation that the service life is shortened due to the fact that the temperature of the circular knitting machine is too high when the circular knitting machine is used can be avoided; and through mutual cooperation of the gear and the gear ring, the multiple sets of dust sweeping brushes clean dust on the peripheral side face of the air collecting barrel, and the situation that the cooling effect is weakened due to cotton dust blockage is avoided.

The invention discloses a weaving machine metal part with a low-friction coating and a manufacturing method of the weaving machine metal part, and belongs to the technical field of textile machinery. A body is subjected to heat treatment, magnetic flow grinding, alkaline degreasing, acid activation, ultrasonic cleaning and plasma activation, then a chromium electroplating transition layer or a chemical plating Ni-P transition layer is applied, suspension liquid spraying or powder spraying or dipping is used, sintering curing is cooperated, a PTFE self-lubricating layer is applied, and the self-lubricating composite material is obtained. And finally, the compact Ni / Cr-PTFE-based composite coating is formed on the metal part of the weaving machine. The PTFE self-lubricating layer provides an extremely low friction coefficient, and yarn abrasion and part temperature rise are remarkably reduced; and the Ni / Cr transition layer greatly enhances the bonding strength of the PTFE layer and the steel substrate, and effectively prevents stripping and micro-cracking of the coating in high-speed weaving, so that effective protection of high-performance fibers is synchronously realized, and the service life of parts is remarkably prolonged.

The invention relates to a yarn cleaner (10) for a workstation of a textile machine with a cutting device for removing defects from a yarn, and a cutting device for a yarn cleaner (10) that can be arranged at a workstation of a textile machine, comprising a housing body (14) comprising a housing base body (11), a housing cover (15) that at least partially covers the housing base body (11) and together with the housing base body (11) defines an interior housing space (16), a first housing opening (23), and a cutting device (1) with a cutting medium carrier (5) having a cutting blade (4), a cutting medium drive (6) arranged in the interior housing space (16) for adjusting the cutting medium carrier (5) between a cutting position far from the housing and a rest position close to the housing, and a connecting element (6) connecting the cutting medium drive (6) and the cutting medium carrier (5).The drive element (21) is adjustable and arranged in the first housing opening (23). To provide a yarn cleaner (10) with a cutting device and a cutting device that ensures reliable separation of the yarn when required, the housing body (14) has a bearing section (27) for adjustable reception of the cutting element carrier (5) and a second housing opening (24) adjacent to the bearing section (27) with an opening edge (26) extending perpendicular to the adjustment direction of the cutting element carrier (5) and abutting the cutting element carrier (5).

The invention relates to the technical field of embossment knitting, in particular to a sweater three-dimensional embossment knitting machine which comprises a knitting machine body, a fixing frame is fixedly connected to the front side of the knitting machine body, and a plurality of vertically-arranged fixing rods are fixedly connected to the top end of the fixing frame. Through the arrangement of a heating extrusion assembly, a pressing roller, a heating spiral pipe, a rotating joint, a first one-way valve, a main pipeline, a high-temperature circulator, a fixing frame, a driving device, a conveying belt, a heat conduction assembly, a heating coil pipe, a telescopic pipe and a second one-way valve, the high-temperature circulator is started when the device is used; the heated pressing roller and the heated conveying belt are used for heating and extruding the moving knitted product, so that internal stress generated in the knitting process of the knitted product is eliminated, wrinkles generated by knitting are flattened, the pressing roller and the conveying belt can be heated through the design, it is guaranteed that the knitted product is evenly heated, and the problem that the knitted product deforms in subsequent machining is solved.

The utility model discloses an oil return mechanism of an upper sinker, which relates to the field of knitting equipment and comprises an upper cutting disc component, a saddle ring, a large gear ring and a large disc, the lower end face of the upper cutting disc component is provided with a first annular oil stopping groove, and the upper end face of the saddle ring is provided with a first annular oil collecting groove; the first annular oil collecting groove is provided with at least one first oil leakage hole, and the large gear ring is provided with a second annular oil collecting groove. The second annular oil collecting groove is provided with at least one second oil leakage hole, and the large disc is provided with a third annular oil collecting groove. And a third oil leakage hole is formed in the third annular oil collecting groove. The oil guiding device is composed of a first annular oil stopping groove, a first annular oil collecting groove, a first oil leaking hole, a second annular oil collecting groove, a second oil leaking hole, a third annular oil collecting groove and a third oil leaking hole, lubricating oil of an upper sinker is guided and collected, and the lubricating oil is prevented from flowing randomly. The whole oil return mechanism is small in improvement on an original assembly structure, low in cost, reasonable in design and good in lubricating oil recovery effect.

The invention relates to the field of warp knitting machines, in particular to a three-needle working temperature control system and a control method thereof.The three-needle working temperature control system comprises a temperature control piece, a temperature sensing probe and a temperature control device which are arranged on the back face of a knocking-over bar, and the temperature sensing probe is arranged on the knocking-over bar or the temperature control piece; and the temperature sensing probe is in electric signal connection with the temperature control device. The temperature sensing probe monitors the temperature of the back face of the knocking-over bar in real time and transmits a temperature signal to the temperature control device, the temperature control device regulates and controls the temperature of the temperature control piece, heat conduction is conducted between the temperature control piece and the knocking-over bar, the needle piece is arranged next to the knocking-over bar, the knocking-over bar heats the needle piece, and the temperature of the temperature control piece is controlled by the temperature sensing probe. Therefore, the needle piece can be kept in a proper working range, and the needle piece is particularly suitable for equipment with high heat productivity, such as a high-needle-speed warp knitting machine.

The present invention discloses a knitting needle with a purl cam, which includes a needle hook, a needle shank, a needle body, a needle tongue, and a purl cam connected between the needle shank and the needle body. The purl cam is located on the left side of the needle shank and the needle body. The purl cam has a curved surface structure. The purl cam includes a horizontal base, a wing body, and a hook-shaped wing tip. The wing body extends along the lower left side of the horizontal base and is in an S shape in the depth direction. The hook-shaped wing tip extends along the left side of the wing body and bends inward downward. The longitudinal section of the hook-shaped wing tip is in a circular arc shape with an opening facing right. The present invention is stable and reliable, has a long service life, can automatically purl, has a good effect of transferring loops, can automatically knit various patterns, and improves the production efficiency and the three-dimensional knitting effect of products.

The utility model discloses a four-group needle for a full-function flat knitting machine, which comprises a selection needle, a spring needle, a long needle and a knitting needle, the selection needle, the spring needle, the long needle and the knitting needle are all fixed in a needle groove of an external needle plate and are in sliding connection with the needle groove, the long needle is provided with a round piece head, the lower end of the knitting needle is provided with a round piece groove, the piece groove is clamped in the piece groove, and the piece head is connected with the needle groove. The knitting needle is further provided with a reinforcing rod, the top end of the reinforcing rod is located on one side of the piece groove, and the reinforcing rod is used for reducing the opening of the piece groove so that the piece head can not move out of the piece groove from the lower portion. After the long needle and the knitting needle are installed in the needle groove, the long needle cannot move out of the sheet groove, so that the long needle and the knitting needle cannot be separated, and the failure rate is reduced.

Provided are a computer program, a flat knitting machine, and an information processing method for outputting information about the position and / or defect of a knitting member determined to be defective.　The computer program causes a computer to execute processing for acquiring an image of a knitting member of a flat knitting machine having a plurality of knitting members arranged in a row, determining the quality of the knitting member on the basis of the acquired image of the knitting member, and outputting information about the position and / or defect of the knitting member determined to be defective.

The present invention provides a pneumatic scissors for a double-needle cylinder hosiery machine, and relates to the technical field of hosiery equipment. The pneumatic scissors for the double-needle cylinder hosiery machine include a main body seat, a scissor blade track plate is installed at the left end of the main body seat, a plurality of scissor blade guards are installed in the left end groove of the scissor blade track plate, an elastic clip is installed at the left end of the scissor blade guard, a scissor blade is installed at the left end of the elastic clip, a scissor blade is installed at the left end of the scissor blade, a scissor blade pressure plate is installed at the left end of the scissor blade, a lever plate fixed shaft is installed at the front end of the main body seat, and the rear end of the lever plate fixed shaft penetrates the main body seat and is threadedly connected with a fixed shaft thread sleeve. The present invention provides multiple thread cutting positions and is driven by a two-way cylinder. It has a quick response and strong force, and can meet the needs of cutting threads of various thicknesses. After the thread is cut, the thread head can be pressed to prevent it from falling off, and the thread pressing block can be automatically pressed and released, and the thread slag can be automatically cleaned with air blowing, which greatly improves the performance and reliability.

The utility model provides a spring needle magnetism isolating connecting device and a glove knitting machine, and belongs to the technical field of knitting machinery. The spring needle magnetism isolating connecting device comprises a spring needle body, a magnetism isolating piece and an attraction piece. One end of the magnetic isolation piece is fixedly connected to the spring needle body, the other end of the magnetic isolation piece is fixedly connected to the attraction piece, the attraction piece can be magnetically attracted to the magnetic bar of the needle selector, and therefore attraction of the spring needle body is completed, the magnetic isolation piece isolates magnetic force emitted by the magnetic bar of the needle selector from the spring needle, and the attraction piece is demagnetized when the spring needle body needs to be loosened. The residual magnetic force of the attraction piece is smaller than the first preset value, the attraction piece cannot affect the spring needle body, the spring needle body can be quickly loosened, the structure is simple, and operation is easy and convenient.