833results about "Artificial thread manufacturing machines" patented technology

The invention relates to the field of regenerated fiber production equipment manufacturing and process integration, and discloses a modular intelligent continuous regenerated fiber production line which comprises a sorting and cleaning module, a melt extrusion module, an impurity filtering module, a granulation module, a decoloration module, a solid phase polycondensation tackifying module and a melt spinning module. The self-adaptive material distribution device is used for realizing material connection among the modules; the automatic control system is used for realizing collaborative operation of all the modules; wherein the solid phase polycondensation tackifying module is provided with an intelligent control unit for dynamically optimizing the operation of the solid phase polycondensation tackifying module. Compared with the prior art that each process is relatively independent and depends on manual scheduling or simple linkage, the scheme effectively overcomes the common problems of unsmooth material conveying, unbalanced matching between modules and insufficient automation degree in the traditional regeneration process, and remarkably improves the production continuity and the resource utilization rate.

The utility model discloses wet spinning equipment, which relates to the field of spinning equipment, and comprises a coagulating bath tank capable of accommodating spinning to move, a spinning nozzle right opposite to the inner side of the coagulating bath tank, and a first traction roller group arranged outside the coagulating bath tank, and a first guide structure and a second guide structure are arranged on the coagulating bath tank. The first guide structure and the second guide structure are close to the spinning nozzle and the first traction roller set respectively. The first guide structure can effectively prevent the filaments from being detained and accumulated below the spinning nozzle, and continuous ejection of the filaments in the follow-up process is not affected. The second guide structure can enable a moving path of spinning formed in the coagulating bath tank to be inclined upwards smoothly, continuity of the spinning in the moving process is kept, the phenomenon that the spinning is accumulated on the inner side of the coagulating bath tank again after penetrating through the first guide structure is effectively avoided, the spinning can enter the next process quickly, and the spinning quality is improved. And the spinning processing efficiency is improved.

The invention relates to the technical field of spinning, in particular to a spinning method for preparing polyacrylonitrile protofilaments, which comprises the following steps of: spraying polyacrylonitrile stock solution into a solidification pool from a plurality of spinning nozzles on a spinning nozzle for solidification to obtain spinning protofilaments, and collecting contour images of the plurality of spinning protofilaments in the solidification pool; judging whether the spinning precursor has the risk of abnormal spraying form according to the contour image, constructing a spinning unit vector according to the spraying direction of the polyacrylonitrile stock solution, obtaining the environment airflow direction to construct an airflow characterization vector, and determining the type of the abnormal spraying form of the spinning precursor according to the vector included angle between the airflow characterization vector and the spinning unit vector. According to the method, the compensation mode for solidifying the polyacrylonitrile stock solution is selected, and the polyacrylonitrile stock solution is solidified according to the compensation mode to prepare the target spun yarn, so that in the wet spinning process, the compensation mode for solidifying the polyacrylonitrile stock solution is adjusted according to different adaptability of environment airflow, and the target spun yarn is prepared. And the quality uniformity of the polyacrylonitrile precursor is improved.

The invention discloses a melt spinning cooling system which comprises a spinning box, a cooling cylinder section, a first heating assembly, a second heating unit and a recovery part, the first heating assembly outputs trace hot nitrogen, anti-oxidation protection of melt trickles is achieved, the oxidation risk possibly caused by direct contact of a traditional cooling medium is avoided, and the cooling efficiency is improved. Meanwhile, the second heating unit is matched to regulate and control the temperature of the cooling cylinder section, so that the whole-process temperature accurate control from oxidation prevention to high-temperature natural cooling and the high-temperature natural cooling and cold air supply-free operation process are realized, and the solidification orientation length and process of the melt trickle can be actively lengthened by combining gradient process temperature control; different from the defect of insufficient orientation caused by too fast cooling in the prior art, key conditions are provided for optimization of a fiber orientation structure; due to the coaxially stacked cooling cylinder sections and nitrogen recovery operation, a stable cooling environment is constructed, fiber shaking is avoided, the nitrogen utilization rate and the environmental safety are improved, and the process stability and economical efficiency are balanced.

Provided is a yarn spindle quality control method based on a knowledge graph, an electronic device, and a storage medium. The method includes determining whether there is an abnormal parameter in a production parameter and / or a process parameter of a group of yarn spindles based on a quality inspection result, the production parameter and the process parameter of the group of yarn spindles; searching an adjustment manner corresponding to the production parameter and / or the process parameter from a knowledge graph for yarn spindle production and management, in a case where there is the abnormal parameter; and sending the adjustment manner corresponding to the production parameter and / or the process parameter to a related device of the group of yarn spindles.

The utility model relates to the technical field of fiber wet spinning equipment, in particular to a water-soluble fiber washing and oiling device, which comprises a washing tank, a plurality of groups of rubbing components are arranged in the washing tank, each rubbing component comprises a yarn supporting rod and a yarn pressing rod, the yarn supporting rods are fixedly arranged in the washing tank, and tows pass through the upper surfaces of the yarn supporting rods. The yarn pressing rod is arranged in the washing tank in a sliding mode through the lifting assembly, and the tows pass through the lower surface of the yarn pressing rod. According to the utility model, the technical problem of poor fiber dispersity caused by poor treatment effect when the existing post-treatment device is used for treating endless tow semi-finished products can be solved.

The invention discloses a continuous spinning path coordination system based on real-time tension regulation and control, relates to the technical field of spinning tension control, and is used for solving the problem of poor continuous path tension coordination regulation. The method comprises a path modeling module, a state acquisition module, a coordination control module and a strategy optimization module, and comprises the following steps: establishing a path structure model from spinning to winding, planning tension measuring points, generating state vectors, identifying drafting section disturbance, winding section disturbance and local friction disturbance, and predicting the tension change of each path node in combination with a tension conduction time delay parameter; a control combination is generated among a drafting drive unit, a winding drive unit, a tensioning unit and a belt drive yarn guide component, cooperative adjustment of an execution unit is achieved, a strategy optimization module establishes a statistical relation between tension and quality based on end breakage and quality detection results, a tension target interval is updated in a self-adaptive mode, and the execution unit adjusts constraints and priorities. The end breakage rate is reduced, and the stability and the product consistency are improved.

The invention relates to a bi-component fiber and a preparation method thereof, polyester melt and polyamide melt are extruded from a spinneret plate side by side, cross air blowing cooling is performed to obtain nascent fiber, and then the nascent fiber is sequentially subjected to heat pipe heating, oiling, pre-interlacing, three-roller drafting heat setting and winding to obtain the bi-component fiber. The heat pipe is used for heating nascent fibers, and the temperature of the heat pipe is 90-100 DEG C; the three rollers comprise a first hot roller, a second hot roller and a third hot roller; the temperature of the first hot roller is 70-90 DEG C, the temperature of the second hot roller is 110-130 DEG C, and the temperature of the third hot roller is 140-160 DEG C; the filament number of the prepared bi-component fiber is 2.6-3.5 dtex, the breaking strength is larger than or equal to 3.23 cN / dtex, the elongation at break is 27.45-38.31%, the number of broken ends is smaller than or equal to 2.3 times / (48 bits. 24 hours), and the broken filament rate is stably controlled to be 0.30% or below. According to the preparation method, generation of internal stress is greatly reduced; the mechanical property of the bi-component fiber is improved, and the number of broken ends and the broken filament rate of the fiber are obviously reduced.

The present application provides a spinning parameter control method for improving the consistency of ultrafine fiber yarns, and relates to the field of fiber yarn technology, including: determining multiple spinning processes based on target spinning equipment, and performing parameter identification on multiple spinning processes; introducing a spinning environment data set, and analyzing in combination with multiple spinning processes; combining multiple spinning parameters; performing reinforcement learning based on a spinning parameter group combined with a spinning environment data set, and dynamically updating multiple spinning parameters; performing simulation control on ultrafine fiber yarns, and formulating a control scheme to adaptively control multiple spinning parameters to improve the consistency of ultrafine fiber yarns. This application can solve the technical problem in the prior art that the lack of adaptive capability leads to the inability to respond to environmental changes in real time, resulting in poor consistency and stability of ultrafine fibers, achieve the technical goal of adaptive control, and achieve the technical effect of improving the stability and consistency of the ultrafine fiber production process.

The invention discloses lyocell spinning equipment which comprises a coagulating bath tank used for containing coagulating bath liquid; at least partial section of the wire guide pipe horizontally extends, one end of the wire guide pipe is provided with a liquid inlet communicated with the coagulating bath tank, and the other end of the wire guide pipe is provided with a wire outlet; the spinning nozzle is arranged above the coagulating bath tank, a spinning opening of the spinning nozzle faces a tank opening of the coagulating bath tank, and tows sprayed out of the spinning opening enter the coagulating bath tank to be preliminarily coagulated, then enter the yarn guide pipe to be coagulated and then are pulled out of a yarn outlet of the yarn guide pipe. According to the invention, through the cooperation of the coagulating bath tank, the spinning nozzle and the wire guide pipe, the optimized design of the spinning equipment is realized, the spinning nozzle sprays the fibers into the coagulating bath tank for preliminary solidification, then the tows enter the wire guide pipe, and the horizontal extension section of the wire guide pipe prolongs the retention time of the fibers in coagulating bath liquid, so that the fibers are ensured to be fully solidified; and the mechanical property and the quality consistency are improved.

The utility model discloses a spinning window convenient to mount and use, which relates to the technical field of spinning windows and comprises a mounting plate, a spinning machine and a quick mounting mechanism. The mounting plate is rotationally arranged at the front end of the spinning machine, sliding supports are fixedly arranged on the two sides of the mounting plate, a window body is arranged at the front end of the mounting plate, and a quick mounting mechanism used for quickly mounting the window body is fixedly arranged at the front end of the window body. Preliminary installation is achieved through matched insertion of the guide rod and the sliding groove and positioning of the positioning rod and the positioning groove, separation and reunion of the limiting protrusion and the limiting teeth are controlled through the pressing block, the position of the guide rod is adjusted, finally, the limiting protrusion clamps the limiting teeth through the reset spring to complete installation, the installation process is simple and convenient, different installation requirements can be met, and the installation quality is guaranteed. The mounting efficiency is improved.

The utility model discloses meta-position aramid fiber coagulating bath automatic adjusting equipment which comprises a bottom plate, a coagulating bath tank is arranged on the left side of the upper end of the bottom plate, a coagulating bath blending box is arranged at the upper end of the bottom plate, a coagulating bath online concentration meter is arranged on the coagulating bath blending box, and the coagulating bath online concentration meter comprises a detection head. The detection head extends into the coagulating bath blending box, and a bearing plate is arranged on the right side above the bottom plate. The problems that manual water replenishing of an existing coagulating bath is labor-consuming and troublesome, the manual water replenishing mode is prone to causing large concentration fluctuation of the coagulating bath, accuracy and controllability of the coagulating bath cannot be guaranteed, one-time water replenishing can cause too low local concentration of the coagulating bath, the coagulating bath needs a long time to keep stable concentration, and daily use requirements cannot be met are solved. The device has the advantages of automatically replenishing water and accurately controlling the concentration of the coagulating bath, and solves the problems of large fluctuation, untimely adjustment and the like of the conventional coagulating bath.

The present invention is an apparatus and a process for forming a fibrous web comprising continuous filaments, whereby the equipment respectively the process is adapted to be connected to further converting units respectively processing steps in a manufacturing process, whereby at an interruption of any of the further processing steps the filaments made during the interruption are captured for being reused by diverting the produced filaments.

The utility model discloses a device for preparing nanofibers through unpowered high-speed airflow spinning. The device comprises a gas cylinder, a humidity adjusting tank, a gas pipeline, an adjustable ultrasonic humidifier, an unpowered spinning device, a spinning solution pipeline, a solution tank air pressure adjusting valve, a spinning solution tank and a rotary spinning collecting net. The gas cylinder is connected with the humidity adjusting tank, and the humidity adjusting tank is connected with a compressed gas inlet of the unpowered spinning device through a gas pipeline; the humidity adjusting tank is also connected with an adjustable ultrasonic humidifier; an outlet of the spinning solution tank is connected with a spinning solution inlet of the unpowered spinning device through a spinning solution pipeline; a solution tank air pressure regulating valve is further arranged on the spinning solution tank; and the bottom of the unpowered spinning device is connected with the rotary spinning collecting net. The high-speed airflow spinning device can realize high-speed airflow spinning, so that high-efficiency fiber production is realized, molten polymers are quickly jetted into fibers by utilizing high-speed airflow, and the production efficiency and the yield are greatly improved.

The utility model belongs to the technical field of high-performance fiber production, and particularly relates to PBO (poly (p-phenylenebenzobisoxazole)) fiber alkali-washing circulating cleaning equipment. The equipment is a two-stage alkali washing device, is provided with a temperature sensor and an alkali liquor concentration meter, and is equipped with a solvent concentration adjusting device, so that the concentration and temperature of alkali liquor can be detected in real time, and timely diffusion and escape of a solvent in the PBO fiber are realized. By adjusting the angle of the godet roller, multi-circle winding of nascent fibers on the surface of the roller is achieved, the alkali washing retention time of the fibers is effectively prolonged, and the method has the advantages of being high in alkali washing efficiency, effectively reducing the residual phosphorus content of the PBO fibers and the like. The PBO fiber alkali washing circulating cleaning equipment not only can meet the alkali washing process requirements under different spinning processes, but also is more suitable for industrial fiber production.

A raw silk device assisted by a fan comprises a silk spraying device and a fan device. The spinning device comprises a spinning tank body, and a needle head connecting piece and a spinning needle head are inserted into the spinning tank body; a fan device is arranged on the rear side of the spinning tank body and comprises a fan motor, a rotating block and fan blades, the multiple fan blades are evenly inserted into the rotating block, an output shaft of the fan motor is inserted into the middle of the rotating block, during application, the output shaft of the fan motor drives the rotating block and the fan blades to rotate, then the fan blades generate concentrated and stable airflow, and therefore the spinning effect is achieved. When the spinning tank rotates at a high speed, the centrifugal spinning solution is sprayed out of the spinning needle under the action of centrifugal force, the centrifugal spinning solution regenerates centrifugal spinning fibers, and all the centrifugal spinning fibers are stretched in the airflow, so that the stretching effect is good, the stretching effect of the airflow is stable, and the diameters of the centrifugal spinning fibers are uniform. Therefore, the design has a better stretching effect on the centrifugal spinning fibers, and the diameters of the centrifugal spinning fibers are uniform.

The utility model discloses a bundling and drafting device for geotextile spinning and a geotextile production line, the bundling and drafting device comprises a bundling and drafting box, and a first drafting roller unit, a second drafting roller unit and a third drafting roller unit which are arranged in the bundling and drafting box, and the drafting speeds of the three drafting roller units are sequentially increased; each drawing roller unit comprises a plurality of drawing rollers which are parallel to one another, and the three drawing roller units sequentially draw a fiber bundle which is formed by a plurality of fibers and enters the bundling drawing box; therefore, the fiber bundles are mechanically bundled and drafted through the three drafting roller units with the drafting speeds sequentially increased, the fiber drafting process in the spinning process is optimized, in addition, the geotechnical cloth production line provided with the bundling and drafting device can adapt to polyester raw materials with higher viscosity, the tensile strength of the prepared polyester geotechnical cloth is improved, and the production efficiency is improved. And the drafting speed of the polypropylene fibers can be increased, so that the tensile strength of the prepared polypropylene geotextile is improved.

To provide a fiber waste collection device and a false-twisting machine capable of reducing discharge sound to be generated by discharge of air. The fiber waste collection device includes: a fiber waste transfer pipe 11 for transferring fiber waste containing lint along with air; a fiber waste collection unit that collects the fiber waste having been transferred inside the fiber waste transfer pipe 11; a cyclone separator 30 provided between the fiber waste transfer pipe 11 and the fiber waste collection unit, the cyclone separator separating the fiber waste and the air having been transferred inside the fiber waste transfer pipe 11 from each other and collecting the fiber waste having been separated from the air into the fiber waste collection unit; and a discharge sound reducer 60 that reduces discharge sound to be generated by discharge of the air from which the fiber waste has been separated by the cyclone separator 30.

The invention relates to the technical field of fiber production, in particular to an automatic production system for continuous polymerization melt direct spinning polyester fibers. Comprising a spinning box, a spinning channel, a drawing machine and a winding machine, and further comprises a pretreatment mechanism, the pretreatment mechanism is arranged in the spinning channel and used for conducting primary dyeing while cooling nascent fibers, and the pretreatment mechanism comprises an air control assembly arranged in the middle of the spinning channel and a circulation assembly arranged at the bottom of the spinning channel; dye steam enters the spinning channel through the circulating assembly and moves along a preset track through the air control assembly to dye nascent fibers; the dyeing mechanism is arranged between the drafting machine and the winding machine and used for conducting secondary dyeing on the fibers, the dyeing mechanism comprises a dyeing assembly arranged behind the drafting machine and a stranding assembly arranged behind the dyeing mechanism, the dyeing assembly conducts secondary dyeing on the drafted fibers, and the stranding assembly conducts stranding on the drafted fibers. And plying the plurality of fibers by using the plying assembly.

According to the needleless electrostatic spinning solution box, a solution storage tank (03) is arranged in a solution box body, when an electrostatic spinning electrode (04) rotates along with a rotating shaft of the electrostatic spinning electrode (04), the head of the electrode can enter the lower portion of the liquid level from the upper portion of the liquid level of the solution storage tank (03) or rotate to the upper portion of the liquid level from the lower portion of the liquid level; the bottom of the liquid storage tank (03) is provided with a liquid homogenizing tank (01) which is in one-way communication with the liquid storage tank, and a spinning solution in the liquid homogenizing tank (01) comes from a liquid supply pipe (07) connected with the liquid homogenizing tank (01); a scraping plate (05) capable of scraping a residual solution on the electrode head of the rotating electrostatic spinning electrode (04) is arranged at the bottom or the wall of the liquid storage tank (03); residual solution scraped by the scraping plate (05) is collected in a liquid discharging groove (09), and the liquid discharging groove (09) is connected with a liquid pumping pipe (08) capable of discharging the collected solution.

The present invention relates to a flash-spun fabric with low compression ratio, wherein the raw material of the flash-spun fabric comprises polyethylene, and the gram weight of the flash-spun fabric is 35 g / m 2 Above; compression ratio of flash spun fabric is greater than 0.08gf·cm / cm 2 The hygroscopic expansion rate of the flash-spun fabric is 0.2% to 0.4% when the relative humidity is between 33% and 84%. The flash-spun fabric of the present application has a wide range of applications.

The utility model discloses a carbon fiber precursor on-line oiling device which comprises a device shell, a plurality of rollers are rotationally installed on the upper portion in the device shell, and a plurality of oiling pipes are further installed on the upper portion in the device shell. The oiling pipes are respectively distributed outside a carbon fiber precursor bundle surface between adjacent rollers and outside a carbon fiber precursor bundle surface output by the last roller, and each oiling pipe is provided with a plurality of nozzles; an oil chamber is installed on the lower portion in the device shell and divided into an upper portion and a lower portion by a filter screen, the upper portion in the oil chamber serves as an oil receiving groove, the lower portion in the oil chamber serves as an oil storage groove, and the oil storage groove is connected with the upper oil pipes through hoses. According to the fiber oiling device, the utilization rate of an oiling agent is remarkably improved, meanwhile, the phenomenon of wasting of the oiling agent is reduced, and the processing quality and performance of fibers can be improved.

The invention relates to an apparatus for producing cellulose fibres in a wet-spinning process and to a method for producing cellulose fibres. To provide a method for producing cellulose that can be used on a large industrial scale and an associated apparatus, an apparatus which comprises the following is envisaged: - a kneading and evaporating apparatus, which is designed for receiving a spinning slurry based on cellulose and an ionic liquid and for turning the spinning slurry into a spinning solution, - a spinning unit for producing continuous preliminary cellulose fibres, - a coagulation bath for precipitating continuous cellulose fibres from the preliminary cellulose fibres, - a stretching unit for applying a preliminary tension to the cellulose fibres coming from the coagulation bath, - a stretching bath for stretching and pre-washing the cellulose fibres coming from the stretching unit, - a washing unit with at least one washing bath for washing the cellulose fibres after stretching, - at least one drying unit for drying the washed cellulose fibres, and - a winding unit for winding up the dried cellulose fibres.

The invention relates to an on-line broken yarn carrying device of a carbon fiber steam drawing machine. The on-line broken yarn carrying device comprises a movable self-suction gun, an anti-static yarn guide steel rope, a rubber guide wheel and an on-line tension meter. The anti-static wire guide steel rope is used for penetrating into the steam channel to carry wires on line when the wires of the steam channel of the carbon fiber steam drawing machine are broken; the movable self-suction gun is used for sucking out an anti-static wire guide steel rope with wires from the other end of the steam channel when the wires of the steam channel of the carbon fiber steam drawing machine are broken; the rubber guide wheels comprise a first rubber guide wheel and a second rubber guide wheel which are arranged up and down and are used for discharging heat of overheated carbon fiber tows produced by the carbon fiber steam drawing machine; the online tension meter is connected with the rubber guide wheels and used for monitoring the state of the carbon fiber tows passing through the first rubber guide wheel and the second rubber guide wheel. The device has the beneficial effects of preventing steam drafting yarn breakage and improving the production efficiency of carbon fiber precursors.

The utility model relates to the technical field of melt spinning, in particular to PBT elastic fiber melt spinning equipment which comprises a machine body, a melt extruder installed on the surface of the machine body, a feeding port formed in the melt extruder, a spinning nozzle arranged on the inner wall of the machine body, a cold air chamber arranged on the inner wall of the machine body, and an auxiliary shaft and a collecting shaft arranged on the surface of the machine body. The surface of the machine body is provided with a channel, the surface of the feed port is provided with an auxiliary device, and the auxiliary device comprises a box body fixed on the surface of the feed port. By arranging the auxiliary device, during feeding, the intercepting net can intercept larger raw materials, and the driving part is matched with the two crushing rollers to crush the raw materials in the crushing chamber; and then the raw materials enter the feeding opening through the material guide pipe to be discharged, so that all the raw materials entering the melt extruder are not too large, the raw materials can be molten more sufficiently and more uniformly during heating and melting, a good melt foundation is provided for high-quality spinning, and the overall practicability is improved.

The present invention discloses an intelligent inspection device for a chemical fiber spinning process silk path, wherein the silk path includes a frame and a spinneret with a plurality of spinneret holes arranged on the frame. When the spinneret hole is working, the spinneret hole sprays out silk thread units downwards, and the inspection device includes a track fixedly arranged on the upper part of the frame, a bracket assembly slidably arranged on the track, and at least one detection device arranged on the bracket assembly for detecting the number of silk thread units sprayed by each spinneret. Since the bracket assembly of the present invention slides along the track arranged at a high place, the detection device can move with the bracket assembly for detection, is not restricted by the complex conditions on the ground, and is not easy to interfere with the normal production order. Since the present invention adopts a mobile detection device instead of manual inspection, it can timely detect abnormalities in the high silk path, and the efficiency is about 20 times that of manual inspection.

The invention relates to the technical field of monofilament detection, in particular to an extruded monofilament diameter intelligent monitoring system based on machine vision, which comprises an image acquisition module, a diameter analysis module, an electrostatic prediction module and an intelligent decision module. The image acquisition module acquires monofilament image data in real time, and the diameter analysis module calculates the actual diameter of a monofilament based on an image and compares the actual diameter with a preset standard diameter to obtain diameter deviation. And when the deviation exceeds a threshold value, the static electricity prediction module obtains current extrusion process parameters, and the static electricity accumulation amount is predicted through a preset linear regression model. The intelligent decision-making module makes a decision according to the prediction result; if the static accumulation exceeds a threshold value, the static elimination equipment is started; otherwise, updating extrusion process parameters based on a preset decision optimization model and controlling equipment operation. According to the system, through machine vision and an intelligent algorithm, the problem of diameter detection errors caused by static accumulation in the monofilament production process is effectively solved, and the production precision and efficiency are improved.

The invention relates to the technical field of polyester slub yarns, and discloses a preparation method and device of a gradually-changed section shrinkage polyester slub yarn, and the device comprises a metering pump, a spinneret plate, an oiling device, a first hot roller, a second hot roller, a winding device, a hot roller motor, a programmable controller and a motor frequency converter; the metering pump is installed on the upper portion of the spinneret plate, the spinneret plate, the oiling device, the first hot roller, the second hot roller and the winding device are sequentially arranged along a filament conveying path, the first hot roller and the second hot roller are driven by a hot roller motor to rotate, the first hot roller is provided with a heating module used for adjusting the temperature, and the second hot roller is provided with a heating module used for adjusting the temperature. A hot roller motor of one hot roller is electrically connected with the motor frequency converter; and the motor frequency converter is in signal connection with the programmable controller. The method and the device for preparing the gradually-changed section-shrunk polyester slub yarn have the advantages that the production continuity and stability can be ensured through variable temperature and variable speed of the first hot roller and constant speed of the second hot roller and the winding head, and the like.

The utility model discloses spinning forming equipment based on colored noctilucent pre-oriented yarn, which relates to the technical field of spinning forming equipment and comprises a screw extruder, a stirring mechanism is arranged on the left side of the screw extruder, and a filtering mechanism is arranged between the screw extruder and the stirring mechanism and used for filtering melt. The filtering mechanism comprises a multi-stage filtering unit and a backwashing unit, the multi-stage filtering unit is arranged above the stirring mechanism and comprises a filtering barrel, the multi-stage gradient filtering unit is arranged, a nested filtering net structure is adopted in the filtering barrel, and the aperture of a first filtering net barrel is smaller than that of a second filtering net barrel, so that graded fine filtering of the melt is realized. Agglomerated particles and impurities formed by noctilucent pigment or fluorescent dye in melt can be effectively intercepted, and the blocking risk of the spinneret plate is remarkably reduced. Meanwhile, the filter screen cylinder is detachably installed through the first clamping groove and the second clamping groove, maintenance and replacement are convenient, and it is ensured that the filtering effect is continuous and stable.

A centrifugal spinning system guided through airflow comprises a spinneret plate, a receiving plate and an air guiding device. The air guide device comprises a connecting block and a blade, a spinneret is inserted into the spinneret plate, the spinneret plate rotates around the circle center of the spinneret plate, the receiving plate comprises a receiving frame and a receiving block, the receiving block is located in the middle of the receiving frame, and the receiving frame is of a net-shaped structure. Then the spinning disc is rotated, the centrifugal spinning solution is sprayed out by the spinning device under the action of centrifugal force, then the centrifugal spinning solution is stretched to become centrifugal spinning fibers, and the centrifugal spinning fibers move towards the receiving frame under the guiding action of airflow and are adhered to the receiving frame; the centrifugal spinning fibers move in the airflow range, so that the guiding effect is good, all the fibers can move to the receiving frame, and the collecting effect is good. Therefore, according to the design, the guiding effect on the centrifugal spinning fibers is good, and the collecting effect on the centrifugal spinning fibers is good.