125results about "Artificial filament support" patented technology

To provide a wound yarn package and a method for manufacturing the same in which even if sea-island type fibers are wound around a bobbin one by one by a traverse mode, cob-webbing and curling are less likely to occur, and the variation in the heat shrinkage rate between layers constituting the yarn layer is reduced. When winding sea-island type fibers with a fineness of 100 to 6400 dtex around a bobbin one by one by a traverse mode to form a yarn layer, each yarn constituting the n-th yarn layer is wound at a position 0 to x mm away from each yarn constituting the (n−1)-th yarn layer, with the yarn width of the sea-island type fiber being taken as x (mm), to fabricate a wound yarn package.

The invention discloses a high-shrinkage easy-to-dye mixed fiber and a preparation method thereof.The method comprises the steps that polyester melt is extruded and cooled to prepare nascent fibers, part of the nascent fibers are oiled and drafted to prepare FDY, and the other nascent fibers are oiled to prepare POY; the FDY filaments and the POY filaments are subjected to network fiber blending and winding to obtain blended filaments; the drafting is five-roller drafting, the temperature of a hot roller HR1, the temperature of a hot roller HR2 and the temperature of a hot roller HR3 are 82-87 DEG C, the temperature of a hot roller HR4 and the temperature of a hot roller HR5 are 95-105 DEG C, and the draw ratios of the hot roller HR1, the hot roller HR2, the hot roller HR3, the hot roller HR4 and the hot roller HR5 are 1.01-1.2, 1.10-1.5, 2.5-3.0 and 1 in sequence; the draw ratio of a spinning nozzle during extrusion is 165-180%; the boiling water shrinkage rate of the combined filament yarn is 60 + / -5%, and the differential shrinkage rate is 43-50%. The fabric prepared from the mixed fibers has excellent wool feeling, softness and drapability, and is outstanding in dyeing performance.

The application relates to the field of nylon fiber processing, and discloses a preparation device for high-strength nylon fibers, which comprises a cleaning chamber, a drying chamber fixedly connected to one side of the cleaning chamber, a cleaning mechanism arranged in the cleaning chamber, a drying mechanism arranged in the drying chamber, a tension control mechanism arranged at the middle part of the right end of the drying chamber, a broken wire alarm mechanism arranged at the upper side of the right end of the drying chamber, two fixing tables of the cleaning mechanism, the fixing tables being fixedly connected to the inner sides of the cleaning chamber, and rotating rings movably connected to the inner side ends of the fixing tables. The cleaning mechanism and the drying mechanism are added, the nylon fibers can be strongly cleaned before being stretched, the dirt remaining on the surface can be removed, the drying mechanism can gradually heat and dry, the internal structure of the material can be prevented from being damaged, the nylon fibers can be preheated, the stretching performance and the plasticity of the nylon fibers can be improved, and the strength of the finished product can be improved.

The present invention discloses a polyester fiber spinning and winding device for clothing production and a process thereof, and relates to the technical field of chemical fiber spinning equipment. The polyester fiber spinning and winding device for clothing production comprises a fixed main body, a spinning assembly is fixedly connected to the top of the fixed main body, a collecting mechanism is fixedly connected to the front of the fixed main body located at the bottom of the spinning assembly, and a wire-breaking prevention mechanism is fixedly connected to the front of the fixed main body located at the bottom of the spinning assembly. The polyester fiber spinning and winding device for clothing production and a process thereof, when the guide wheel 1 and the guide wheel 2 rotate, will drive the corresponding fan blade 1 and the fan blade 2 to rotate, generate an airflow blowing toward the corresponding elastic rod, blow the fiber dust on the surface of the polyester thread into the corresponding rotating box, prevent the fiber dust from accumulating inside the equipment, and maintain the air quality in the workshop at the same time, so as to be conducive to improving the efficiency of winding the polyester thread.

The utility model discloses a collecting roller for chemical fibers, and relates to the technical field of collecting rollers for chemical fibers, and the collecting roller is technically characterized by comprising two bearing plates, L-shaped plates are fixedly connected to the front side and the rear side of one of the bearing plates, and a pushing mechanism is fixedly connected to one side of each L-shaped plate; the cleaning device has the technical effects that the starting and stopping time of the hydraulic rods is set through the control panel, then the connecting plates are distributed and attached to one sides of the fixing blocks, the screws are rotated to fix the connecting plates, the cleaning brushes are fixed, the cleaning efficiency is improved, and the cleaning effect is improved. When the preset starting time is up, the control panel controls the hydraulic rods to be started, so that the cleaning brushes move on the surfaces of the collecting roller bodies in parallel, foreign matter and impurities on the surfaces are cleared away through the cleaning brushes, the impurities and the foreign matter on the surfaces of the collecting roller bodies can be cleared away automatically and regularly, and the cleaning efficiency is improved.

The invention relates to a device for producing synthetic threads, comprising at least one spinning device for extruded threads, a winding device for winding the extruded threads, at least one conduit for passing the extruded threads at least partially between the spinning device and the winding device, and a collecting tube for pneumatically conveying a plurality of extruded threads, wherein the collection tube extends at least partially within the conduit and can be opened to separate the wire conveyed therein.

This application belongs to the technical field of drying and setting equipment, and discloses a uniform heat drying and setting device for polyester yarn. It includes a box body, a column installed on the bottom of the box body, a first fixed plate and a second fixed plate respectively disposed on both sides of the box body, a feed roller disposed on the first fixed plate, a take-up roller disposed on the second fixed plate, a hot air blower disposed on the box body, an air duct connected to the hot air blower, and a heating plate disposed inside the box body. A placement groove is formed on the side wall of the box body, and a sealing groove is formed on the inner top wall of the placement groove. A baffle plate is slidably disposed within the sealing groove, and a fixing component is provided on the baffle plate for fixing the baffle plate. This application effectively reduces the difficulty for workers to pass polyester yarn through both sides of the box body.

The invention provides an oil removal device and a carbon fiber processing production line, and relates to the technical field of carbon fiber processing. The oil removing device is suitable for removing oil dirt on the surface of a to-be-cleaned component, the oil removing device comprises a first collecting piece and a first sliding block, the first collecting piece comprises a first collecting groove, the first sliding block is slidably arranged in the first collecting groove in the preset direction, and the first collecting groove is provided with a first wall used for making contact with the to-be-cleaned component; the two ends of the first sliding block in the preset direction are provided with collecting faces, and the end, away from the connecting wall, of the first sliding block is provided with a first scraping face making contact with a to-be-cleaned component. The oil removing device can quickly, safely and effectively clean oil dirt on the surface of the to-be-cleaned component, the apparent quality of carbon fiber precursors is improved, and the stability of a production line is improved.

Compact module for wet spinning of chemical fibres of the type comprising a spinning head (F) of 2-8 tows (S), each one consisting of a plurality of continuous filaments, relative supply pumps (P) of the spinning solution, a coagulation tank (V) containing a coagulation solution, and a plurality of drive rollers (2) and respective idle diverter rollers (3) which determine a zigzag path of the tows (S) downstream of the spinning area, in the rectilinear lengths of which liquid-based treatments are carried out on said tows (S). The rectilinear lengths of said zigzag path are horizontal and said liquid-based treatments on the tows (S) are carried out in horizontal treatment trays (4) of the spillway type.

The present disclosure relates to an apparatus for in-line drying of selectively permeable hollow fiber membranes. The present disclosure also relates to a continuous process for in-line drying of selectively permeable hollow fiber membranes using the device.

The invention relates to the technical field of reverse osmosis membrane processing, and discloses a processing device of fibers for a seawater desalination reverse osmosis membrane, the processing device comprises a reaction kettle, a spinning machine and a winding mechanism, the winding mechanism comprises a sliding rail, a rack assembly and a winding drum assembly, the rack assembly is located in the sliding rail, the rack assembly is in sliding connection with the sliding rail, and the winding drum assembly is located in the reaction kettle. The winding drum assembly is detachably connected with the rack assembly; through motor driving and transmission of the worm, the worm gear, the rotating rod, the incomplete gear, the driving gear and other structures, the winding barrel moves intermittently, fibers are wound on the outer surface of the winding barrel more evenly, the phenomenon that a part is too tight or too loose due to single-point winding is avoided, and winding uniformity is improved; by rotating the rotating wheel and the lead screw transmission mechanism, the limitation on the winding drum assembly can be conveniently relieved, and the winding drum assembly and internally wound fiber yarns are moved and transported together for subsequent storage or seawater desalination reverse osmosis membrane manufacturing.

The invention relates to a spinning stretching device, which can restrain air flow in a heat preservation box from becoming uneven in the axial direction of a heating roller under the condition that a plate-shaped component is arranged in the heat preservation box of the spinning stretching device. A plate-like member (41) is provided which protrudes forward from the rear surface of the incubator, the front surface of which serves as the door section (27), and which is disposed so as to be separated from the door section (27) in a closed state. A gap between the front end of the plate-shaped component (41) and the door part (27) in the closed state is blocked by a sealing component (61). As a result, the air flow in the axial direction (front-rear direction) of the heating roller can be prevented from becoming uneven.

Apparatus (1) for producing a nonwoven fabric comprising a spinneret (2) and a mechanical drawing device (5) which comprises primary rollers and secondary rollers (21, 22) which are constrained to a frame (50) such that, considering a condition of use, said secondary rollers (21, 22) are movable with respect to said primary rollers (11, 12, 13) between a first position of operational disengagement from said filaments (3), and a second drawing position of said filaments (3).

The invention relates to the technical field of para-aramid fiber production, in particular to a high-strength para-aramid fiber production device and process. A high-strength para-aramid fiber production device comprises a rack, a U-shaped yarn guide frame with a forward opening is arranged at the front end of the rack, a sealing cover is arranged at the top end of the rack in an up-down rotating mode, the yarn guide frame and the sealing cover can define a closed drafting cavity, the yarn guide frame comprises a rear plate connected with the rack, and side plates are arranged on the left side and the right side of the rear plate respectively. A comb-shaped yarn guiding opening is formed in the upper end face of the side plate, a hot tension roller set is arranged in the drafting cavity, a second motor for driving the hot tension roller set to rotate is arranged at the rear end of the rack, and a heating plate is arranged on the sealing cover. The high-strength para-aramid fiber production device is convenient to operate, good in heating stability and good in drafting effect, and the high-strength para-aramid fiber is finally obtained in cooperation with the para-aramid fiber production technology of two times of drafting.

The arrangement (100) includes a transfer device (101) for receiving material (102) from a material output (104) to an input area (103) of the transfer device and for transferring the material in a first direction (107) in a plurality of lines (105A, 105B, 105C) from the input area (103) to an output area (106) of the transfer device. The material is heated (108) to dry the material during transfer. The configuration includes a coolant supply device (109) for providing coolant (119) to at least one first portion (110) of at least one first line (105A) of the transfer device, wherein the one first portion (110) of the one first line (105A) is free of material or has less material than at least one second portion (111) of the at least one first line (105A) or at least one second line (105B) in order to control the temperature profile of the transfer device (110) in a predetermined manner.

The invention discloses a short fiber continuous production line capable of switching processes in the technical field of spinning short fiber processing, which comprises a feeding frame, a yarn guide frame, a water bath pool, a steam box, a conveying belt, a swinging hopper, a swinging vehicle, a feeder and a yarn cutter, so that a complete production line capable of processing short fibers is formed, and tows are used as raw materials and are directly drawn and stretched, so that the short fibers can be processed. A plurality of tows are uniformly drawn and stranded, the tows are bundled and spread into flat sheet-shaped filaments, then the flat sheet-shaped filaments are conveyed and soaked, meanwhile, a steam box and a crimping machine are additionally arranged for processing, finally, the tows subjected to secondary processing are dried, finally, the flattened and dried tows are stretched, and finally, the tows are cut off through a shredding machine. In addition, according to different tows, production lines do not need to be replaced, the device can directly switch production processes according to different types of tows, and adjustment is flexible and convenient.

The utility model discloses a multi-silk-thread drafting device with a guide frame, which relates to the technical field of silk thread processing and comprises a drafting machine body, a plurality of silk thread bodies arranged in the drafting machine body and the guide frame arranged at the thread inlet end of the drafting machine body. The guide frame comprises a round rod arranged on the outer side of the drafting machine body, a plurality of lantern rings arranged on the outer wall of one end of the round rod in a threaded mode and spacing teeth fixedly arranged on the outer walls of the lantern rings and used for spacing and guiding silk thread bodies, and a height adjusting mechanism used for adjusting the height of the guide frame is arranged on the outer side of the drafting machine body. The guide frame for assisting the silk threads is additionally arranged at the thread inlet end of the drafting machine body, the multiple spacing teeth in the guide frame can space and guide the silk threads, the multiple silk threads can be arranged and distributed on the drafting roller in a single-layer mode, take-up in the later period is facilitated, people can disassemble and assemble the spacing teeth by rotating the lantern rings on the round rods, and the time and labor are saved. And the number of the interval teeth can be increased or decreased according to use requirements.

The application discloses a polyacrylonitrile dry-jet wet spinning original filament coagulation forming production conveying device and method, and particularly relates to the polyacrylonitrile production technical field, and comprises a coagulation bath tank, a guide roller is rotatably installed at one side of the top of the coagulation bath tank; a first conveying mechanism is installed at the bottom of the coagulation bath tank and at one side of the guide roller, and the original filament bundle is limited in the coagulation bath tank through the first conveying mechanism to complete coagulation. The original filament bundle is actively rotated and guided and limited in the coagulation bath tank through the first conveying mechanism, the original filament bundle can be fully contacted with the coagulation liquid in the coagulation bath tank to complete the coagulation operation, power is transmitted to the second conveying mechanism through the linkage mechanism, the first conveying mechanism and the second conveying mechanism form an original filament bundle conveying system, the reciprocating pulling of the coagulated original filament bundle is completed through the second conveying mechanism, and the continuous reciprocating outward pulling of the original filament bundle is completed to complete conveying.

The invention relates to a thermoplastic air fiber forming body production system and a forming method, and belongs to the field of vehicle accessories. According to the technical scheme, the thermoplastic air fiber forming body production system comprises a spinning device and a setting device, and a thickness and width forming assembly and a traction assembly below the thickness and width forming assembly are arranged between supports of the setting device. The thickness forming assembly drives a first elastic pressing plate to adjust the distance through a first telescopic mechanism set, the width forming assembly adjusts the distance through a moving roller, and the thickness forming assembly and the width forming assembly conduct up-and-down cooperative shaping. During working, the spinning device continuously sprays fibers, the speed is fed back to the control system through laser speed measurement, the system controls the two assemblies to dynamically adjust according to preset formed body slicing parameters, and the traction assembly continuously pulls fibers to move downwards. According to the scheme, on-line continuous production is achieved, cutting or hot pressing or bonding is not needed, products of the gradient structure can be directly manufactured, the period is shortened, product structure continuity is guaranteed, and efficiency and integrity are improved.

Methods and systems for producing a collagen biopolymer fiber dissolve clinical-grade collagen in an acid solution to form a collagen solution and extrude the collagen solution into a formation buffer bath to form a plurality of sub-fibers at a fiber formation speed. The sub-fibers are combined together to form a starting end of a collagen fiber that is attached to a pulley arm positioned above a horizontal processing facility. The pulley arm feeds the collagen fiber into the horizontal processing facility by moving across the horizontal processing facility at a fiber feeding speed equal to the fiber formation speed.

To provide a spinning takeoff device which is reduced in the height of a floor as compared with a conventional device.SOLUTION: A spinning takeoff device includes: a spinning takeoff section 6 which takes off a plurality of yarns 100 spun from a spinning machine and extends the yarns; a plurality of yarn suction sections 4; and a taking-up section 8 which takes up the plurality of yarns fed from the spinning takeoff section 6 and forms a taking-up package. The spinning takeoff section 6 has a first guide section 10 for changing a travel direction for each of the plurality of yarns 100, an extension section 28 having a plurality of rollers including a roller for extending the plurality of yarns 100, and a second guide section 70 for guiding the plurality of yarns 100 to the taking-up section 8. The taking-up section 8 and the extension section 28 are horizontally arranged and the first guide section 10 is arranged above at least one roller of the extension section 28. A first yarn feeding roller 20 is provided on a yarn path from the first guide section 10 to the extension section 28. The first yarn roller 20 is provided at a position lower than the yarn suction section 4 and at a position deviated from the first guide section 10 and the extension section 28 in a horizontal direction.SELECTED DRAWING: Figure 1

Provided herein is a system for guiding polymeric fibers using ultrasonic waves. In particular, this application discloses a system of producing fibers including an emitter, a fiber guidance system, and a collector. The emitter supplies the polymer jet into the fiber guidance system. The fiber guidance system includes a phased array of transducers and a control system. The control system directs the phased array of transducers to generate acoustic energy to create an acoustic hologram and guide the polymer jet in space to form the polymer fiber before it is collected in the collector.

The utility model discloses spinning production equipment for cationic dyeable polyester pre-oriented yarn, and relates to the technical field of spinning production. Comprising a spinning machine body, the spinning machine body is provided with a winding mechanism used for spinning production of cation dyeable polyester pre-oriented yarn, tows passing through an adjusting assembly enter a winding assembly, a movable block slides on a sliding rod, a protruding block is arranged in the movable block and slides along an annular groove in a reciprocating lead screw, and the movable block can slide along the annular groove in the reciprocating lead screw. The movable block slides along the sliding rod through the reciprocating lead screw, then the movable rod and the wobble wheel are driven to do reciprocating motion, a rubber ring on the edge of the wobble wheel makes contact with a tow, in the reciprocating motion process of the wobble wheel, the tow is evenly wound around the winding shaft, and the limiting rod can limit the position of the tow to a certain degree; the tows are prevented from falling off from the wobble wheel, the problem that the tows are stacked, overlapped or irregularly wound on the winding shaft is solved, and the winding quality and appearance are improved.

The invention discloses a system and a process for uniformly densifying and drying polyacrylonitrile carbon fiber precursors, and relates to the technical field of carbon fiber production. Each hot roller is independently driven and independently subjected to steam control, and the hot roller temperature control system, the fiber tension control system, the drying room temperature control system and the drying room humidity control system are additionally arranged; therefore, a uniform and stable drying environment is formed in the drying room, the drying room has proper humidity which gives consideration to moisture evaporation and internal macromolecular chain movement, the roller surface temperature of each hot roller can be flexibly adjusted according to the temperature difference requirement, and the roller surface temperature is uniform in the effective length direction of the hot rollers; the fiber tension of each hot roller can be flexibly adjusted according to different required filament bundle tensions, and the deviation of the fiber tension among the rollers is greatly reduced, so that the water-containing polyacrylonitrile carbon fiber precursor filament bundles which enter a drying room and sequentially pass through the hot rollers can be uniformly densified and dried, and the polyacrylonitrile carbon fiber precursor with enhanced mechanical properties is obtained.

The utility model relates to the technical field of chinlon monofilament processing, and discloses a spinning device for chinlon monofilament processing, which comprises a heat setting device and a winding device which are arranged on a workbench, the winding device is composed of a motor and a winding roller, the winding device and the workbench are provided with driven parts for assisting the winding roller in splitting, and the driven parts are connected with the heat setting device and the winding device. According to the spinning device for nylon yarn processing, through the arrangement of the driven part and the winding device, after winding of the winding roller is completed, the spinning device can abut against the pressing roller and push the swing rod to swing, and therefore the clamping block can be controlled to relieve limiting of the winding roller, and under the effect of the supporting spring, the winding roller can be driven to rotate, and the spinning device can be used for spinning nylon yarn processing. The tray drives the winding roller to move upwards, so that the winding roller is separated from the connecting shaft, the winding roller stops rotating and winding, a worker only needs to turn off the motor and take away the winding roller, the worker can replace the winding roller conveniently, operation is convenient, and efficiency is high.

The invention discloses composite fiber melt uniform cooling equipment, and relates to the technical field of composite fiber production, the composite fiber melt uniform cooling equipment comprises a cooling box body, a connector and a multi-stage cooling system, the connector is fixedly mounted at the top of the outer wall of the cooling box body, and the multi-stage cooling system is mounted in the cooling box body; the multi-stage cooling system comprises a guiding assembly, a partition cooling assembly and a shaping and guiding-out assembly. According to the multi-stage cooling system, the multi-stage cooling compensation function on the fiber melt silk yarn is achieved, the problems that the silk yarn is adhered and broken and the surface quality is poor due to the fact that the fiber melt silk yarn cannot be subjected to multi-stage distributed cooling are solved, and the production quality of the fiber melt silk yarn is improved.

The invention relates to the technical field of fiber production, in particular to a PE / PET composite fiber production process and device. Comprising a mixing tank, a feeding hopper, a supporting rod, a bottom ring, a polymerization assembly and a winding assembly, according to the invention, the following problems existing in the production process of the composite fiber in the prior art can be solved: traction, stretching, polymerization and winding of the composite fiber cannot be carried out at the same time; only composite fibers of a single model can be produced, and composite fibers of different models and purposes cannot be produced; a plurality of strands of filaments are polymerized into a single composite fiber through the polymerization assembly, and the composite fiber is conveyed to the winding assembly, so that automatic traction of the composite fiber is realized, the fiber does not need to be manually pulled to the winding assembly after being extruded out, and the workload is reduced; through mutual cooperation of the first discharging plate, the second discharging plate, the third discharging plate and polymerization holes in the bottom of the mixing tank, composite fibers with different thicknesses can be produced.

The utility model relates to the technical field of polyester yarn winding, and discloses an automatic polyester yarn winding device. The device comprises a device base, the top of the device base is fixedly connected with two hydraulic telescopic rods, telescopic rods of the two hydraulic telescopic rods are fixedly connected with the same device frame, one side of the device frame is connected with a first motor, and a first rotating shaft is rotationally connected into the device frame; one end of the first rotating shaft extends out of the equipment frame and is fixedly connected with an output shaft of a first motor, and the first rotating shaft is fixedly connected with a first rotating sleeve shell. When the device is used, the distance between the first rotating shaft and the second rotating shaft can be adjusted, so that the device can achieve the functions of adapting to diameter changes of packages and adapting to polyester yarns of different specifications, and the winding speed and efficiency can also be influenced; and manpower and material resources consumed by manually adjusting the distance between the rotating shafts are also avoided.

The utility model discloses spinning equipment for producing high-moisture-absorption composite fibers, which comprises an equipment main body and a feeding bin arranged at the upper end of the equipment main body, a heating bin is arranged in the equipment main body to heat raw materials, a spinning nozzle is arranged on the lower side of the heating bin to spray out the fused raw materials in a filamentous form, and the feeding bin is arranged in the equipment main body. A yarn guide disc is arranged on the lower side of the spinning nozzle to guide the trend of the silk yarn, a winding roller is arranged on one side of the yarn guide disc to wind the silk yarn, the winding roller and the spiral groove are installed, the spun silk yarn passes through the spiral groove in the winding roller, and if the silk yarn is broken in the winding process, the silk yarn is restrained by the spiral groove, so that the silk yarn is prevented from being broken. The broken end position can be wound by the spiral groove, so that a worker can directly find the broken end position of the silk thread in the winding roller area when finding the broken silk thread, and as the broken silk thread position can be quickly found, the operator can quickly carry out thread continuing operation, the overall production efficiency is improved, and the downtime caused by the broken silk thread is reduced as much as possible.