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1342results about "Knitting" patented technology

Textile machine dust removal device

The invention discloses a textile machine dust removal device. The textile machine dust removal device comprises a support, a filter screen and a spinning device; a collection bucket is arranged on the support; the lower end of the collection bucket can rightly cover above the spinning device; a collection pipe which is communicated with a collection chamber of the collection bucket is arranged on the collection bucket; the collection pipe is communicated with an input end of an exhaust fan; the collection pipe comprises an inclined pipe; the inclined pipe is communicated with a straight pipe; the filter screen is arranged inside the collection pipe; the collection pipe at the front end of the filter screen is communicated with a dust outlet pipe; an outlet end of the dust outlet pipe is arranged inside a collection bag; an air blower is arranged outside the left side of a machine frame; the air blower is connected with an air channel which is formed inside the machine frame; an outlet of the air channel is provided with a dust blowing opening. According to the textile machine dust removal device, the structure is simple, dust can be blocked through the filter screen, then the dust falls into the collection bag through the dust outlet pipe, and accordingly collection of the dust is achieved, the clean and tidy degree of a workshop is guaranteed, and meanwhile threat to health of workers from the dust is avoided.
Owner:SUQIAN CITY SUYU DISTRICT ZHUOWEI SILK

Gray fabric broken yarn online detection method based on computer vision

ActiveCN103451846AAutomatically identify or avoid yarn breakageAvoid false positive downtimeKnittingComputer moduleVisual perception
The invention relates to a gray fabric broken yarn online detection method based on computer vision, which is characterized by comprising the following steps: Step 01, providing an industrial camera to shoot to-be-detected gray fabric so as to obtain a gray fabric picture; Step 02, providing a control computer to read the gray fabric picture and performing pretreatment on the picture; Step 03, utilizing broken yarn recognition program to compare the gray fabric picture with a preset fabric template by the control computer, and when the matching ratio can not meet the preset matching threshold value, sending a halt command to the communication port by the control computer; Step 04: providing a control module to receive the halt command so as to control a warp knitting machine to run a motor to cut off power supply and stop, so that the system is suspended and waits for settlement. According to the gray fabric broken yarn online detection method based on computer vision, disclosed by the invention, the defects of the traditional broken yarn detection method are eliminated, the detection accuracy, efficiency and capacity of resisting disturbance are improved by combing the method of one-dimensional and two-dimensional signal of the picture, the variety of to-be-detected gray fabric is increased, and better universality is realized.
Owner:FUZHOU UNIV

Remote monitoring automatic thread stop system for textile tricot machine

The invention relates to a remote monitoring automatic thread stop system for a textile tricot machine. The system comprises (1) an image acquisition unit, (2) a remote monitoring system, (3) a cloth cover defect scanner, (4) a laser correlation device and (5) an automatic stop controller. The cloth cover defect scanner and the laser correlation device scan and monitor a broken yarn of the textile tricot machine, and are matched with the automatic stop controller to realize automatic stop when a yarn is broken, the image acquisition unit acquires the quality of a cloth cover of the textile tricot machine and transmits the quality to the remote monitoring system, a monitoring worker monitors the working condition of the textile tricot machine and the quality of the cloth cover, and if the cloth cover defect scanner and the laser correlation automatic control device miss detection, the remote monitoring worker can locate cloth cover defects through the monitoring system and send a stop instruction. The system can automatically detect and monitor the yarn breaking condition, reduce the labor intensity of a knitter, improve labor productivity, remove the harm of noise and dust, and ensure that the productivity of the machine and the quality of the cloth cover are greatly improved.
Owner:CHANGLE MAIYE JINGBIAN FITTINGS MFG

Dust removal device of automatic sock knitter

The invention provides a dust removal device of an automatic sock knitter, belonging to the technical field of machines. The dust removal device of the automatic sock knitter comprises a dust removal cylinder, wherein the dust removal cylinder is connected to a knitter rack; the dust removal cylinder comprises an outer cylinder body and an inner cylinder body; the inner parts of the outer cylinder body and the inner cylinder body are cavities; an inlet is formed in the upper end of the inner cylinder body; an outlet is formed in the lower end of the inner cylinder body; the inner cylinder body is internally connected with a filter screen; the filter screen is used for separating the inner cylinder body into an upper cavity and a lower cavity which are adjacent with each other; the inlet is formed in the upper cavity; the outlet is formed in the lower cavity; the lower cavity is also connected with a fan capable of enabling airflow in the upper cavity to flow into the lower cavity; a connection hole communicated with the inlet is formed in the top part of the outer cylinder body; a positioning mechanism capable of positioning the outer cylinder body and the inner cylinder body together is arranged between the outer cylinder body and the inner cylinder body. The dust removal device of the automatic sock knitter is good in dust removal effect and compact in structure.
Owner:刘杰

Synchronous cylinder shaping device installed on circular weaving machine

InactiveCN103352315AEliminate pre-setting processPrevent dead foldsShaping/stretching tubular fabricsKnittingComing outProcess equipment
The invention provides a synchronous cylinder shaping device installed on a circular weaving machine, and belongs to the field of achieving heat shaping of fabrics with thermoplastic fibers through high-frequency electromagnetic induction heating. The device solves the technical problems that surfaces of the unshaped fabrics with the thermoplastic fibers are wrinkled, the size is not stable, the woven fabrics with the thermoplastic fibers have to be preshaped in a dying and finishing procedure, and the process is complicated. According to the technical scheme, a high-frequency induction heating device is installed between a weaving device and a gray fabric dragging and rolling device of the circular weaving machine. The cylinder woven fabrics slip off from the surface of a high-frequency induction heating cylinder so as to be shaped after the fabrics are woven and before the fabrics come out of the circular weaving machine. The synchronous cylinder shaping device has the advantages that the shaped woven fabrics are obtained on the circular weaving machine, the preshaping processing for the fabrics in the dying and finishing procedure is eliminated, and the problems that traditional process equipment is large in investment, long in process procedure, high in energy consumption, high in repairing rate and the like are solved.
Owner:QINGDAO JIFA GROUP

Composite needle for two-dimensional negative Poisson's ratio structure textile and purpose thereof

The invention discloses a composite needle for two-dimensional negative Poisson's ratio structure textile, and the composite needle comprises a needle heel and a needle consolidated on the needle heel; the needle has a conical body; the needle heel is a cylinder that has a uniform cross section; the lower end section of the needle and the surface at one end of the needle heel have the same cross section shape; the cross section shapes of both the needle and the needle heel have a negative Poisson's ratio structure. Based on different molding structures and sizes, the height and the negative Poisson's ratio shape of the composite needle (comprising the needle and the needle heel) are selected; the composite needles are arranged to form a needle group through a certain array shape; a number of needle groups are used to form a needle-bar that can be used to process textile in great width. In this way, the textile with negative Poisson's ratio effect can be obtained. The process is simple, rapid and precise; the method is suitable for materials like non-fabrics, composite material, foam, rubber, membrane, plastic, timber and metal; the two-dimensional negative Poisson's ratio structure can be constructed by puncturing, and the negative Poisson's ratio effect can be applied in the material.
Owner:DONGHUA UNIV

Circular weft knitting machine with cylindrical coordinate robot

The invention relates to a circular weft knitting machine with a cylindrical coordinate robot. The circular weft knitting machine comprises a circular weft knitting machine body and the cylindrical coordinate robot, the cylindrical coordinate robot comprises a scale division ring rotatably arranged on the circular weft knitting machine body, a first driving mechanism for driving the scale divisionring to rotate around the axis of the scale division ring, a yarn bunching machine for cutting and splicing flaw yarn, a longitudinal beam arranged on the scale division ring, a cross beam up and down movably arranged on the longitudinal beam, a second driving mechanism for driving the cross beam to move up and down, a mechanical arm mechanism arranged on the cross beam in a mode of being capableof moving in the radial direction of the scale division ring and a third driving mechanism for driving the mechanical arm mechanism to move in the radial direction of the scale division ring. A yarnflaw sensor for detecting yarn flaws is arranged between a yarn conveyor of the circular weft knitting machine body and a creel. According to the circular weft knitting machine, the yarn connection action of an operator can be replaced, the quality is close to that of non-knot original yarn, and the quality of fabric is controlled and improved.
Owner:SHISHI BAOXIANG KNITTING MACHINERY

Spool transferring and feeding mechanism

InactiveCN107298303AEfficient and accurate transferReasonable structural designConveyorsKnittingMotor driveEngineering
The invention discloses a spool transferring and feeding mechanism and belongs to the field of textile processing machinery and equipment. The spool transferring and feeding mechanism comprises a fixing support, a lifting support, a lifting cylinder, a rotating disc, a transferring motor, a grabbing support, a grabbing cylinder, a translation plate, grabbing connection rods and clamping rods, the lifting support is horizontally arranged on the upper side of the lifting support, the rotating disc is horizontally arranged on the upper side of the lifting support, a rotating rack is horizontally arranged in the middle of the outer side of the rotating disc, the transferring motor drives a rotating gear, the grabbing cylinder is horizontally arranged in the middle of one side of the grabbing support, a piston rod is slidably arranged on a translation sleeve along the horizontal direction, the translation plate is horizontally arranged at one end of the piston rod, the grabbing connection rods are symmetrically arranged on two sides of the translation plate horizontally, and the clamping rods are horizontally arranged at one ends of the grabbing connection rods. The spool transferring and feeding mechanism is reasonable in structural design and can quickly and firmly clamp a spool and stably and accurately transfer the spool to realize automatic feeding of the spool so as to meet needs of production and use.
Owner:浙江正辉针织科技股份有限公司

Textile dust collecting device for textile workshop

The invention discloses a textile dust collecting device for a textile workshop. The textile dust collecting device comprises a box body, a driving bin and a dust removing bin are arranged in the boxbody, an angle adjusting mechanism and a negative pressure mechanism are arranged in the driving bin, and a dust falling mechanism is arranged in the dust removing bin. By arranging the angle adjusting mechanism, angle adjustment of a dust collecting cover is achieved, and the dust collecting range is enlarged; by arranging the negative pressure mechanism, a sliding rod drives a piston plate to reciprocate while reciprocating left and right, negative pressure is generated at a cover opening of the dust collecting cover through movement of the piston plate, dust collection is conducted on the surrounding environment through an air guide pipe, an induced draft fan does not need to be additionally arranged, and the production cost is reduced; textile dust sucked into the dust removing bin issubjected to efficient dust falling by arranging the dust falling mechanism; and impurities such as the dust and cotton fibers are filtered by arranging a filter screen, filtered clear water flows into a water tank again, cyclic utilization of water is achieved, and water resources are saved.
Owner:蒋秀兰

Method and mechanism for equivalently lowering and folding cloth woven by circular knitting machine according to cloth quantity

The invention discloses a method and a mechanism for equivalently lowering and folding cloth woven by a circular knitting machine according to cloth quantity. The cloth woven by the circular knitting machine is fed out after passing through a buffering temporary storage mechanism which can store the cloth temporarily and is partitioned into three section cloth lengths; the decrement of a third section cloth length on the lower side is equal to the summation of the increment of a first section cloth length and the increment of a second section cloth length; the increment of the first section cloth length is equal to that of the second section cloth length; the increment of the third section cloth length is equal to the summation of the decrement of the first section cloth length and the decrement of the second section cloth length; the decrement of the first section cloth length is equal to that of the second section cloth length; and the three section cloth lengths are mechanically complemented with one another through the buffering temporary storage mechanism, so that cloth above a cloth folding rod which moves and lowers the cloth in a reciprocating way keeps fixed tension, and cloth continuously woven by the circular knitting machine is equivalently lowered and folded on a cloth carrying plate if the cloth above the cloth folding rod keeps the fixed tension.
Owner:PAI LUNG MACHINERY MILL CO LTD

Broken yarn protection system of warp knitting machine

The invention provides a broken yarn protection system of a warp knitting machine, and belongs to the technical field of spinning. The broken yarn protection system of the warp knitting machine solves the problems that yarn in an existing warp knitting machine is easy to break, and therefore machine faults can easily happen in a following mode. According to the broken yarn protection system of the warp knitting machine, the warp knitting machine comprises a machine frame and a yarn-feeding rolling barrel arranged on the machine frame, and the yarn-feeding rolling barrel is driven to rotate by a drive motor. The broken yarn protection system comprises an air outlet pipe, an infrared emitter and an infrared receiver, wherein the air outlet pipe is fixed to the machine frame and is parallel to the yarn-feeding rolling barrel, the infrared emitter is fixed to one end of the machine frame, the infrared receiver is fixed to the other end of the machine frame, the infrared emitter faces the infrared receiver, an inducing straight line is located on one side of yarn, the air outlet pipe is located on the other corresponding side of the yarn, and a plurality of air outlet holes facing the yarn are formed in the pipe body of the air outlet pipe. According to the broken yarn protection system of the warp knitting machine, when yarn is broken in the operating process, the drive motor can be automatically controlled to stop working so as to remind working personnel to replace the yarn, and accordingly machine faults are avoided.
Owner:ZHEJIANG JINSHIDA ENTERPRISE
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