14results about "Shuttles" patented technology

The invention discloses a warp yarn rough block intercepting device of a rapier loom, and belongs to the technical field of loom rough block intercepting. The warp yarn rough block intercepting device of the rapier loom comprises a buffer feedback ring and an intelligent judgment component. The industrial problem that a traditional roughness detector misreports due to vibration interference is solved, a buffer feedback ring at the front end of the device can actively absorb vibration energy, and the core is that mechanical vibration exceeding a threshold value is independently converted into an optical signal with a high signal-to-noise ratio through the unique design of a deformation inner film and an optical outer film; objective digital evidences of vibration events are provided for the system, and based on the evidences, the judgment receiver at the rear end can intelligently switch working modes, so that the device can accurately strip vibration noise and effectively intercept real defects, thereby ensuring high quality of a cloth cover, thoroughly eradicating invalid shutdown and remarkably improving production efficiency and operation economy.

A kind of wide piece shuttle weaving machine with controllable weft insertion speed, including piece shuttle, weft insertion track and three-axis mobile suction cup, weft insertion track includes permanent magnet array track and electromagnetic coil array track, electromagnetic coil array track is arranged on the two sides of permanent magnet array track, the two ends of weft insertion track are provided with three-axis mobile suction cup, synchronous belt is arranged between three-axis mobile suction cup, three-axis mobile suction cup is used to suck piece shuttle to move back and forth on the synchronous belt directly above weft insertion track, piece shuttle includes shuttle body and dewar container, the two sides of shuttle body are symmetrically installed with permanent magnet array that interacts with electromagnetic coil array track to realize the weft insertion movement of piece shuttle, the inside of shuttle body is installed with weft gripper for clamping weft, the bottom of shuttle body is connected with the top of dewar container, dewar container is filled with liquid nitrogen, the bottom of dewar container is inserted with superconductor that interacts with permanent magnet array track to realize the suspension of piece shuttle.The design not only improves the width of loom, but also improves the adaptability of weft.

This utility model relates to the field of weaving equipment technology and discloses an integrated wooden shuttle. The shuttle has a one-piece structure and is made of wood. It includes a winding section, a first hand-holding section, and a second hand-holding section. The winding section has a columnar structure and a thread-through hole. The first hand-holding section has a downward-recessed first hand-holding area, and the second hand-holding section has a recessed second hand-holding area facing the first hand-holding section. The one-piece structure of the shuttle provides structural stability, effectively preventing cracking and deformation during weaving, ensuring smooth operation, and improving weaving efficiency. Furthermore, the wooden material prevents static electricity from friction with the weaving thread and avoids snagging, ensuring weaving quality. The recessed first and second hand-holding areas facilitate hand operation, improving operational stability and ensuring both weaving quality and efficiency.

A superconducting permanent magnetic piece shuttle for heavy load wide fabric weft insertion and its recovery device, including shuttle body, superconductor, permanent magnet array and weft gripper, the middle part of the lower end surface of the shuttle body is provided with the permanent magnet array which interacts with the traveling wave magnetic field to realize the weft insertion movement of the piece shuttle, the inside of the shuttle body is provided with the weft gripper for clamping weft, both sides of the shuttle body are provided with a number of through cavities, both sides of the shuttle body are provided with a number of grooves which are communicated with the through cavities, the superconductor which interacts with the track of the permanent magnet array to realize the suspension of the piece shuttle is inserted in the through cavities; the recovery device includes three-axis moving chuck and synchronous belt, the synchronous belt includes a number of synchronous belts, the first synchronous belt is arranged downwardly, the second synchronous belt is arranged horizontally, the two sides of the second synchronous belt are provided with liquid nitrogen pools for cooling the superconductor through the grooves. The design not only realizes the weft insertion of heavy load wide fabric, but also improves the adaptability of weft.

The present innovation relates to shuttles for hand weaving looms. In particular, the invention relates to a single sheet of shuttles joined together in such a manner that allows the individual shuttles to be broken from the main sheet ready for use. The advantage of the invention is that multiple shuttles can be pre-wound with thread or yarn simultaneously, and separated afterwards.

The utility model provides a shooting-in side opening hook which comprises a bearing sleeve, main sliding grooves are symmetrically formed in the lower surface of the bearing sleeve, sleeves are symmetrically connected to the two ends of the outer side face of the bearing sleeve in a sleeved mode, main sliding blocks are correspondingly connected to the positions, opposite to the main sliding grooves, of the inner side faces of the sleeves, and the sleeves are fixedly connected with the bearing sleeve through bolts. The upper surfaces of the two sets of sleeves are fixedly connected with a main fixing plate and an auxiliary fixing plate respectively, meanwhile, the side opening hook body is fixedly connected to the surface of the bearing sleeve through the main fixing plate and the auxiliary fixing plate, and the two sides of the hook handle portion of the side opening hook body are fixedly connected with a transverse embedding plate and a vertical embedding plate respectively. According to the side opening hook, the sleeve, the main fixing plate, the auxiliary fixing plate, the transverse embedding plate and the vertical embedding plate are matched, so that the bearing sleeve and the side opening hook body can be conveniently assembled and disassembled, and then the replacement efficiency of workers can be improved when the side opening hook is damaged.

A projectile loom for weft insertion of heavy-duty wide-width fabrics includes a projectile shuttle, a weft insertion track, and three-axis moving suction cups. The weft insertion track includes a permanent magnet array track and an electromagnetic coil array track, with the permanent magnet array track positioned on both sides of the electromagnetic coil array track. Three-axis moving suction cups are located at both ends of the weft insertion track, and a synchronous belt is positioned between the three-axis moving suction cups. The projectile shuttle includes a shuttle body, a superconductor, a permanent magnet array, and a weft clamp. A permanent magnet array is installed in the middle of the lower end face of the shuttle body, interacting with the electromagnetic coil array track to achieve the weft insertion movement of the projectile shuttle. A weft clamp for holding the weft yarn is installed inside the shuttle body. A first through-cavity is opened on both sides of the shuttle body, and a first groove is opened on both sides of the shuttle body communicating with the first through-cavity. A superconductor that interacts with the permanent magnet array track to levitate the projectile shuttle is inserted into the first through-cavity. This design not only achieves weft insertion of heavy-duty wide-width fabrics but also improves the adaptability of the weft yarn.

The invention relates to a circular loom (1) for producing a circular woven fabric (14), comprising: a main axis (2); a reed for guiding a shuttle for weft yarns; a supply holder (3) for warp yarns (5); a drawing-in device (7) for drawing in the warp yarns (5) from the supply holder (3); an arrangement of guiding and length-compensating elements (13) comprising feedthroughs (19) for the warp yarns (5) drawn in by the drawing-in device (7); an outer stop (20) against which the guiding and length-compensating elements (13) are positioned in an outer stop position when they are in an initial state in which they are not loaded by the warp yarns (5); an inner stop (21) against which the guiding and length-compensating elements are positioned in an inner stop position; a middle stop (22) against which the guiding and length-compensating elements are positioned in an operating position, wherein the guiding and length-compensating elements (13) each comprise a spring rod (16) having a first spring rod part (17) on which the feedthrough (19) is provided, wherein the first spring rod part (17) can be deflected in the operating position by being bent up to the inner stop position at the inner stop (21), wherein the spring rods (16) each comprise a second spring rod part (18) which presses the guiding and length-compensating element (13) into the outer stop position when it is in an initial state in which it is not loaded by the warp yarns (5).

An electromagnetic shuttle insertion device for a rapier loom includes a rapier shuttle, a first permanent magnet array track, a first electromagnetic coil array track, and a three-axis moving suction cup. The first electromagnetic coil array track is arranged on both sides of the first permanent magnet array track. The coils on the first electromagnetic coil array track are grouped in sets of three, with each group carrying a three-phase alternating current, and each coil carrying an alternating current with a phase difference of 120 degrees. The rapier shuttle includes a shuttle body and a Dewar container. The two sides of the shuttle body are symmetrically equipped with permanent magnet arrays that interact with the first electromagnetic coil array track to achieve shuttle insertion. A weft clamp is installed inside the shuttle body. The Dewar container is filled with liquid nitrogen, and a superconductor that interacts with the first permanent magnet array track to levitate the rapier shuttle is inserted at the bottom of the Dewar container. The Dewar container has through holes for injecting liquid nitrogen and venting liquid nitrogen vapors. This design not only achieves controllable weft insertion speed for the rapier shuttle but also improves the applicability of rapier shuttle weft insertion.

An ultraconductive permanent magnetic piece shuttle for magnetic suspension weft insertion, comprising a shuttle body and a Dewar container, permanent magnetic arrays symmetrically installed on both sides of the shuttle body to interact with traveling wave magnetic field to realize piece shuttle weft insertion movement, a weft gripper installed inside the shuttle body to grip weft, the bottom of the shuttle body connected with the top of the Dewar container, the Dewar container filled with liquid nitrogen, the bottom of the Dewar container inserted with an ultraconductor to interact with permanent magnetic array track to realize piece shuttle suspension, the ultraconductor in contact with the liquid nitrogen, and through holes provided on the Dewar container to inject liquid nitrogen and discharge liquid nitrogen volatile gas. The design not only makes the speed of the piece shuttle controllable, but also improves the application range of the piece shuttle weft insertion.

A superconducting magnetically levitated weft insertion jib loom includes a jib, an electromagnetic shuttle-throwing device, a magnetically levitated weft insertion device, an electromagnetic shuttle-controlling device, and a three-axis moving suction cup. The electromagnetic shuttle-throwing device includes a first permanent magnet array track and a first electromagnetic coil array track, with the first electromagnetic coil array track positioned on both sides of the first permanent magnet array track. The electromagnetic shuttle-controlling device includes a second permanent magnet array track and a second electromagnetic coil array track, with the second electromagnetic coil array track positioned on both sides of the second permanent magnet array track. The magnetically levitated weft insertion device includes a third permanent magnet array track. The jib includes a shuttle body and a Dewar container. Permanent magnet arrays are symmetrically installed on both sides of the shuttle body. A weft clamp is installed inside the shuttle body. The Dewar container is filled with liquid nitrogen, and a superconductor is inserted into the bottom of the Dewar container. This design not only achieves controllable jib weft insertion speed but also improves the applicability of jib weft insertion.

The application relates to the technical field of looms, in particular to an automatic weft tube replacing machine, which comprises a rack, a mounting plate arranged at the top rear side of the rack, a tube placing assembly arranged at the top center of the rack, a straight line module arranged on the tube placing assembly, a cycloid assembly arranged on the straight line module, a threading assembly arranged at the front left end of the mounting plate, a winding assembly arranged at the bottom left end of the mounting plate, a thread cutting assembly arranged at the top of the rack and located in front of the cycloid assembly, a pipe clamping assembly arranged at the front right end of the mounting plate, a surplus thread removing assembly arranged at the front right end of the rack, and a positioning assembly arranged at the top of the rack and located in front of the thread cutting assembly. The automatic weft tube replacing machine can realize automatic threading of weft thread heads through weft tubes without manual threading.

The present application relates to the technical field of textile, especially to a fine fiber band knitting machine, comprising a knitting machine frame body, wherein the knitting machine frame body is connected with a brown silk frame assembly and a brown silk arm assembly, the brown silk arm assembly is movably connected with the brown silk frame assembly, the brown silk frame assembly drives the brown silk arm assembly to move up and down alternately, thereby driving the upper warp yarn group and the lower warp yarn group to move up and down alternately, the knitting machine frame body is connected with a sword belt disc assembly, the sword belt disc assembly is connected with a shuttle assembly, the shuttle assembly drives the weft yarn to reciprocate through the upper warp yarn group and the lower warp yarn group alternately, the knitting machine frame body on both sides of the shuttle assembly is connected with a cutting assembly, the cutting assembly cuts the weft yarn, the knitting machine frame body is connected with a winding assembly for winding cloth, the present application realizes two-way weft transmission, improves the working efficiency of the knitting machine, and can knit products with any width within a certain width limit, and has a wide application prospect in the technical field of textile.