26results about How to "Improve spinning efficiency" patented technology

The invention discloses an anti-ultraviolet waterproof fabric for a casual cap, belongs to the technical field of fabric processing, and is used for solving the technical problem that the waterproof performance and the anti-ultraviolet performance of a fabric for a cap in the prior art need to be further improved. The inorganic cross-linking agent comprises the modified polyurethane layer, the anti-ultraviolet hydrophobic layer and the moisture-permeable lining layer, amino on the surface of the inorganic cross-linking agent serves as a cross-linking group to promote cross-linking of polyurethane chain segments, and the ultraviolet protection effect of the inorganic cross-linking agent and the anti-ultraviolet modified polyurethane and modified liquid cooperate to improve the anti-ultraviolet capacity of the material; the process of electrostatic spinning is promoted, the waterproof performance of the material is remarkably improved through cooperation of the hydrophobic group modified polyurethane and the modification liquid, the adsorption-transfer-desorption process of moisture is formed by the hydrophilic pore channel structure of the lining moisture-permeable layer and the external hierarchical structure, moisture discharge is promoted, and the moisture permeability of the fabric is remarkably improved.

The invention relates to the technical field of deep-drawing spinning expanding, and discloses a high-precision metal deep-drawing spinning device based on a novel transfer die technology, which comprises a bottom plate, a mounting plate arranged at the upper end of the bottom plate, a spinning machine table arranged on the mounting plate, and an operation unit arranged on the spinning machine table, the operation unit comprises a spinning part and a cleaning part which are arranged on the spinning machine table. By arranging the cleaning component and the control assembly, when the spinning roller I performs spinning on the inner wall of a blank, the control assembly tightens a nylon wire in the cleaning component, so that the spinning roller I performs spinning on the inner wall of the blank normally, and after the spinning roller I performs one-pass machining on the inner wall of the blank from outside to inside, the nylon wire in the process that the spinning roller I moves from inside to outside, the nylon wire in the cleaning component tightens the nylon wire. The nylon thread is released through the control assembly, the transmission rod rotating at a high speed enables the nylon thread to be unfolded, the first spinning roller sweeps waste generated during one-pass spinning out of a blank in the outward movement process, and cleaning of the inner wall of the blank is directly completed.

The invention discloses a method for efficiently preparing SiC fibers through airflow-assisted electrostatic spinning, which comprises the following steps: dissolving polycarbosilane in a mixed solvent, adding polyvinylpyrrolidone and lauryl sodium sulfate, and mixing to obtain a spinning solution; wherein the mixed solvent comprises ethanol and tetrahydrofuran; carrying out electrostatic spinning on the spinning solution by adopting an airflow-assisted electrostatic spinning process to obtain a spinning product; and drying the spinning product, and sequentially carrying out heating pre-oxidation and calcination to obtain the SiC fiber. The SiC fiber is prepared from the spinning solution with specific components, the electrical conductivity of the spinning solution is improved through the lauryl sodium sulfate, and the spinning efficiency is improved; meanwhile, high-speed airflow is introduced to assist spinning, operation is carried out at a higher liquid supply speed, and the spinning efficiency is greatly improved. According to the preparation method, the fiber membrane with a'skeleton structure 'is prepared by adopting a grid-shaped special-shaped receiver, so that the spinning efficiency is greatly improved, and meanwhile, the fiber still has high heat insulation performance.

The invention relates to preparation of a multi-layer composite flame-retardant fiber material combining far infrared rays and negative ions. The preparation method comprises the following steps: modification of tourmaline powder, preparation of a flame retardant from modified GO, preparation of polyester slurry, preparation of an electrostatic spinning solution, preparation of tourmaline fibers, preparation of flame-retardant composite fibers, preparation of electrostatic spinning PPSU / PU fiber sponge and preparation of a multi-layer composite flame-retardant fiber material. A gel method and an electrostatic spinning method are creatively combined, the prepared material is beneficial to improving comfort, the flame retardant property of the fiber material is improved, and the fiber material has the advantages of being high in antibacterial property, good in flame retardant property and the like.

The present invention discloses a car sunroof bracket assembly spinning device and method with an opening and closing force detection function, which belongs to the technical field of bracket assembly, and includes a base; a riveting press is fixedly installed on the rear side of the base, and a double-station support assembly is installed on the front side of the base; the double-station support assembly includes a translation assembly, a fixed support assembly, a rotating table, a rotating support assembly and a detection assembly; the translation assembly is installed on the base; the fixed support assembly is symmetrically installed on the upper side of the translation assembly; the rotating table is symmetrically installed on the translation assembly; the rotating support assembly is fixedly installed on the rotating table; the detection assembly for detecting the opening and closing force is installed on the lower side of the translation assembly; the feeding mechanism is symmetrically installed on both sides of the rear of the base, and the labeling mechanism for labeling the qualified ones is symmetrically installed in front of the base and the translation assembly. Through the above method, while riveting on one side, loading and unloading can be synchronously carried out on the other side, the riveting is completed efficiently, and the riveting quality is detected at the same time.

The utility model belongs to electrospinning technical field relates to a kind of Janus nanofiber electrospinning device, liquid storage module, including N liquid storage tank, for storing spinning solution;Wherein, N≥2;Spinning module, its top is provided with recess, recess is separately provided with multiple sharp copper bars in, for the recess is divided into N area, each area bottom is provided with the liquid supply passage through recess bottom and spinning module side wall;Liquid supply module, including N liquid supply pump, each liquid supply pump is connected one liquid storage tank and one liquid supply passage by conduit, for the spinning solution in N liquid storage tank is transmitted to the N area in recess by liquid supply passage;High voltage power supply, anode is connected with each sharp copper bar, cathode is connected with receiving module, for forming high voltage electric field between sharp copper bar and receiving module, so that the spinning solution in each area in recess generates jet at the top of sharp copper bar and forms nanofiber.

A spinning processing method of a super high strength steel large diameter cylindrical part, the present application realizes high precision spinning forming of the super high strength steel large diameter cylindrical part through the forming method of first pass, second pass continuous spinning + intermediate annealing + third pass, fourth pass continuous spinning by a three spinning wheel vertical numerical control powerful spinning machine. The present application is more stable in metal flow during powerful spinning process, realizes iterative optimization of product processing process precision, and the processed cylindrical part has good apparent quality and high precision. The present application defines the heat treatment opportunity in the spinning pass of the super high strength steel cylindrical part, eliminates processing stress through recrystallization annealing, improves the fiber state of the structure, restores the deformation plasticity of the spinning cylindrical part, greatly improves the spinning processing efficiency of the large diameter 31Si2MnCrMoV super high strength steel cylindrical part under the premise of ensuring the internal and external quality of the cylindrical part. The present application lays a technical foundation for the batch application of 31Si2MnCrMoV super high strength steel in the manufacture of large light weight ultra-thin high strength shell.

The invention discloses a wheel hub spinning device in the field of wheel hub processing and manufacturing, comprising a preheating furnace, the preheating furnace comprising a furnace body arranged horizontally, a heating chamber arranged inside the furnace body, an openable feeding door and a discharging door respectively arranged at the front and rear ends of the furnace body, an automatic manipulator which can transfer the wheel hub on the discharging trolley to the spinning mechanism is arranged corresponding to the discharging trolley; the spinning mechanism comprises a base and a top seat arranged correspondingly up and down, two side seats corresponding to the left and right are arranged between the base and the top seat, a rotatable rotating seat is arranged on the base, a lower die is installed on the rotating seat, during spinning, the wheel hub is correspondingly placed upside down on the lower die, a driven rotating assembly which can be lifted and lowered is arranged on the top seat, an upper die is installed on the lower side of the driven rotating assembly, and the upper die presses the upper end face of the wheel hub; a heating flame spraying assembly and a spinning knife assembly are respectively arranged on the two side seats. The invention can automatically send the preheated wheel hub to the spinning mechanism for automatic spinning, thereby improving the spinning efficiency.

A novel roving guide roller assembly, belonging to the technical field of spinning equipment, includes a locking rod and two guide roller structures. Each guide roller structure comprises a guide roller body, two imitation conical retaining rollers, a bearing, a guide roller spindle, and a circular baffle. The guide roller body has a central circular hole, with the bearing housed within it. One end of the guide roller spindle is inserted into the bearing, and the other end extends outward from one side of the circular hole. A circular baffle covers the other side of the circular hole. The locking rod includes a locking main rod, a fixing connecting ring, a connecting seat, a screw hole A, a right-angle connecting rod, and a screw hole B. The top of the guide roller spindle has a threaded structure, and the two guide roller spindles are respectively fixed in screw holes A and B via the threaded structure. The advantages of this invention are: high efficiency, uniform rotation speed, no snagging, sticking, or jamming, and long service life.

The invention relates to a spinning method based on a spinning microenvironment system, in the spinning process, constant-temperature and constant-humidity air flow is conveyed to each spinning unit through a variable cross-section air supply pipeline, and the air flow quantity and the air flow speed conveyed to each spinning unit are equal; all the spinning units are independently connected with the variable-cross-section air supply pipeline through branch pipes, the cross sectional areas of all the branch pipes are equal and equal to the cross sectional area of the output end of the variable-cross-section air supply pipeline, all the branch pipes are distributed in the length direction of the variable-cross-section air supply pipeline at equal intervals, and the interval is the spindle distance L of the spinning units; the section of the variable-section air supply pipeline is round, square or rectangular, and the cross section area, length or width of the variable-section air supply pipeline from the airflow input end to the airflow output end is evenly decreased. Each spinning unit is provided with a unit fairing composed of a fairing body and a flow guide plate, and the flow guide plate is a perforated plate provided with uniform through holes in the thickness direction. The microenvironment temperature and humidity of the drafting area of the spinning unit are stable, and the yarn forming quality and the production efficiency are effectively improved.

This invention discloses a four-strand web spinning process for carpet nylon web yarns on a spinning machine. This process provides carpet manufacturers with a solution where, when producing samples or developing new patterns, if the four-strand nylon web yarns have three or two colors, the original two- or three-step web spinning process can be replaced by a one-step web spinning process when reordering, by spinning the same fineness and color. This process considers both the rapid preparation of yarn during the initial sample production stage to ensure quick delivery of large-scale samples and gain a competitive edge in the market, and the increased production efficiency of enterprises for large-volume orders in the later stages, significantly improving spinning efficiency, shortening yarn preparation time, and providing technical support for order delivery. The entire process greatly saves production costs for enterprises and improves their survival capabilities.

The utility model discloses a kind of liquid supply devices of needleless liquid coating mode, it is related to textile technical field, including liquid supply tank and fixed in the bottom of liquid supply tank, horizontally arranged sliding table, the fixed shaft is horizontally fixed in the inside of liquid supply tank, fixed shaft axial direction and the length direction of liquid supply tank are mutually parallel, multiple bearings are sleeved on fixed shaft outer arc wall, and the bearings are equidistantly distributed along its axial direction, the top end of bearing outer arc wall is all frictionally contacted with horizontal steel wire, and the length direction of steel wire is perpendicular to the length direction of fixed shaft;In the utility model, by changing the traditional needle into using bearing to apply solution on steel wire, while meeting the fiber diameter requirement, the problem that traditional needle is easily blocked is avoided, spinning efficiency is improved and the output of silk is increased, each droplet hung on steel wire is equivalent to a needle, and electric field confusion will not be caused by simultaneously hanging multiple droplets, and spinning effect is also more uniform.

The present invention discloses a spinning cup motor and its installation method. The spinning cup motor includes a housing with a built-in motor stator. A plug-in integrated spinning cup bearing rotor device is arranged in the housing. A motor cooling device and a lubrication system for lubricating the plug-in integrated spinning cup bearing rotor device are arranged on the housing. The plug-in integrated spinning cup bearing rotor device includes a shaft rod. A spinning cup, a front bearing, a rotor and a rear bearing are arranged on the shaft rod in sequence from front to back. The shaft rod is rotatably arranged in the housing through the front bearing and the rear bearing. The rear bearing is sealed and fixed in the housing through the rear axial positioning flange. The rotor cooperates with the stator arranged in the housing. With the support of the air-spinning centralized lubrication system, after the motor of the present invention is used to replace the original belt-driven spinning cup bearing, the spinning cup speed of the low-cost semi-automatic jointing air-spinning machine can be increased to 150,000 revolutions, which greatly reduces the production cost and improves the spinning efficiency.

The extra-black color paste for coloring the gum fiber stock solution comprises the following raw materials in parts by weight: 35-40 parts of modified carbon black, 10-15 parts of a dispersing agent, 2-4 parts of a pH regulator and 30-35 parts of water. According to the invention, the surface polarity of the carbon black can be improved, agglomeration can be reduced, ball milling coating is carried out through an additive solution (containing a basalt fiber modifier, boron nitride, chitosan and yttrium nitrate), the dispersion uniformity of carbon black particles is further improved, the light absorption capability can be enhanced through the uniform dispersion of the carbon black particles, the blackness of the color paste is greatly improved, and the coloring requirement of special black is met.

The invention belongs to the technical field of carbon fiber preparation, and relates to a hydrophilic carbon fiber spinning stock solution and an airflow spinning method thereof, precursor spinning raw materials are added into N-N-dimethylformamide, then liquid melamine phosphate is introduced for modification, and the hydrophilic carbon fiber spinning stock solution is prepared. Transferring the hydrophilic carbon fiber spinning solution into an injection pump, and performing solution blowing spinning under specific spinning parameters to obtain precursor fiber cotton; and drying the precursor fiber cotton, and carbonizing to obtain the hydrophilic carbon nanofiber. The liquid melamine phosphate is introduced to prepare the spinning solution, the viscosity of the spinning solution is effectively reduced, the stability of the spinning solution is improved, the spinning efficiency and the fiber quality are improved, the spinning solution is subjected to solution blowing spinning and carbonization, and the prepared hydrophilic carbon nanofiber is compact in structure and high in hydrophilicity. The excellent hydrophilic capacity can still be kept without surface treatment, large-scale production can be carried out, and extremely high application value is achieved.

The utility model discloses a kind of spinning filtering devices for three anti-color spinning processing, it relates to spinning filtering technical field, the spinning filtering device for three anti-color spinning processing, including filter box and the support plate being set at the both sides of filter box, the surface of support plate is fixedly connected with filter screen plate, further include: two groups of fixed link of being set at the bottom of filter screen plate one end, the bottom of fixed link is fixedly connected with vibration assembly, the vibration assembly includes U block, connecting rod and rotating shaft, the other end of connecting rod is rotatably connected with connecting shaft;Protective cover is set at the top of filter box, the bottom of protective cover is fixedly connected with driving assembly, and the driving assembly includes positioning plate, threaded rod, sliding beam and slide bar.The utility model is set through vibration assembly and driving assembly, effectively avoid filter screen plate blockage, reduce maintenance difficulty, reduce maintenance cost, improve the sustainability of filtering device.

The present application relates to a rotatable lifting sawtooth electrostatic spinning device, comprising: a liquid storage tank for holding a spinning solution; a high-voltage electrostatic generator electrically connected to the liquid storage tank; a sawtooth disk disposed in the liquid storage tank and movable relative to the liquid storage tank; a driving mechanism for driving the sawtooth disk to move; and a receiving mechanism disposed on one side of the sawtooth disk to receive the prepared nanofibers, the receiving mechanism being grounded to form an electrostatic field with the liquid storage tank; the sawtooth disk has a plurality of tip portions, a groove for holding a spinning solution is formed between two adjacent tip portions, and the driving mechanism drives the sawtooth disk to move along the axial direction of the liquid storage tank so that when the sawtooth disk extends to the spinning liquid surface of the spinning solution, the liquid surface of the spinning solution in the groove is flush with the tip portion. It can prevent the spinning solution from solidifying and improve the spinning efficiency.

The present invention discloses an automated vertical spinning machine and a spinning production line, comprising a spindle mechanism and a spinning mechanism located below the spindle mechanism. The spindle mechanism comprises a spindle and a chuck device driven to rotate by the spindle, the chuck device can form a circumferential clamp on the outer peripheral surface of the cylinder, and position the central axis of the cylinder at a position coincident with the central rotation axis of the spindle, so as to drive the cylinder to rotate under the drive of the spindle, thereby improving the stability of the rotation drive of the cylinder. The spinning mechanism is provided with a rotatable spinning wheel, and a high-pressure slag cleaning air pipe for blowing toward the inner cavity of the cylinder is provided in the spindle to achieve cleaning of the cylinder. The spindle mechanism can be lifted and moved to have an original station and a processing station lower than the original station. When the spindle mechanism is located at the processing station, the cylinder is driven to rotate and move to the spinning wheel, so that the spinning wheel squeezes the mouth of the lower end of the cylinder, so that the mouth of the cylinder is closed inward to form a closed mouth, thereby improving the spinning efficiency and spinning quality of the cylinder.

The invention discloses an efficient spinning method. The efficient spinning method comprises the following steps that firstly, cotton is assorted; 2, opening picking; step 3, carding; 4, drawing is carried out; step 5, roving; and 6, spinning. According to the invention, the lapper is adopted to feed the laps prepared by opening and picking into the carding and combing all-in-one machine, so that the laps are directly prepared into the combed cotton slivers, the integrated production of carding and combing is realized, the spinning efficiency is greatly improved, the prepared combed cotton slivers are sequentially subjected to three times of drawing, roving and spinning to prepare the combed cotton yarns, and the production efficiency is greatly improved. And an ultra-large drafting spinning frame with a four-roller three-area drafting structure is adopted in the spinning process, so that the production of high count yarns under heavy-weight rough yarn feeding is realized, and the spinning efficiency is greatly improved.

An adjustable electrostatic spinning device comprises a receiving table, a drawer type conducting layer is slidably connected into the receiving table, a receiving container corresponding to the conducting layer is arranged above the receiving table, and a rack is installed on one side of the receiving container and located above the receiving table. The tail end of the machine frame is connected with a needle head support located above the interior of the receiving container, a needle head is installed on the needle head support and connected with the high-voltage end of a high-voltage power source, and the conducting layer is externally connected to a ground wire of the high-voltage power source to form a closed loop; through space design, electrostatic spinning can be carried out in a solution environment, a needle head is arranged in a solution of a receiving container, spinning in the solution environment is achieved under the action of electrostatic field force, and it is guaranteed that fibers are stably and fully stretched in the solution environment; the device can effectively improve the splashing condition on the surface of the needle fiber, ensures that the position of the needle can be adjusted at multiple angles, and has the characteristic of concentrated and stable spinning.

The invention provides a multi-inter-tooth capillary enhanced electrostatic spinning device and a spinning method thereof, and relates to the technical field of electrostatic spinning. Melt is heated and conveyed to a middle runner in a spray head; the melt firstly reaches the open slot of the second inner layer from the hollow runner in the spray head, enters the umbrella-shaped conical surface of the second inner layer, and quickly reaches the open slot of the first inner layer along with the increasing height of the melt in the hollow runner; the height difference between the annular groove and the opening groove between the first inner layer and the first outer layer is adjusted through the threads to control the flow speed of melt, the melt enters the umbrella-shaped conical surface of the first layer from the opening groove of the first layer, and when the melt reaches the position above the slits of the multi-tooth structure, the melt is sucked into each slit, and therefore the flow speed of the melt is controlled. And after the melt rapidly reaches the tip position of the nozzle in the slit, the melt is continuously conveyed to two adjacent teeth of the slit until the melt uniformly drips, and the high-voltage electrostatic generation device is turned on, so that the melt is induced to be electrified and forms jet flow under the action of electric field force.

The utility model discloses a novel super soft yarn revolving cup, and particularly relates to the technical field of spinning revolving cups, the novel super soft yarn revolving cup comprises a spinning frame, a revolving cup body is arranged in the spinning frame, a sleeve is arranged on one side of the revolving cup body, a movable mechanism is arranged in the sleeve, and the movable mechanism comprises a motor arranged on one side of the sleeve. Wherein the output end of the motor is in coaxial transmission connection with a rotating shaft, one end of the rotating shaft penetrates through the sleeve and is connected with the revolving cup body, the rotating shaft is sleeved with a plurality of connecting plates, movable grooves are formed in the surfaces of the connecting plates, connecting rods are arranged in the movable grooves, and the connecting rods are sleeved with movable barrels. According to the spinning rotor, the resistance during rotation of the bearing can be reduced, so that the rotating speed of the rotor body is increased, the spinning efficiency is improved, the rotor body is protected, and the using effect of the spinning rotor is effectively prolonged.

The utility model relates to the related technical field of spinning machines, in particular to a spinning machine capable of preventing an end socket from deviating, which comprises a spinning machine shell, a fixing mechanism is arranged in the spinning machine shell, and a processing mechanism is arranged on the surface of one side of the spinning machine shell. According to the spinning machine capable of preventing the end socket from deviating, the end socket is fixed through the fixing mechanism of the spinning machine, the end socket is prevented from deviating in the rotating process, the surface of the end socket is fully spun through the spinning device, and therefore the quality of the end socket is improved, meanwhile, the surface of the end socket is machined through the machining mechanism, the angle of a spinning part is adjusted, machining of different end sockets is facilitated, and the machining efficiency is improved. And the spinning efficiency is improved.

The utility model discloses a computer RGB line efficient rolling and separating device which comprises a base, a frame body is fixedly installed on the right side of the top of the base, a first motor is fixedly installed on the front side of the frame body, a threaded rod is fixedly installed at the output end of the first motor, and a threaded block is in threaded connection with the outer portion of the threaded rod. A connecting plate is fixedly mounted on the left side of the threaded block, a winding frame is arranged on the left side of the connecting plate, a second motor is fixedly mounted on the front side of the winding frame, a rotating shaft is fixedly mounted at the output end of the second motor, and a winding roller is fixedly mounted outside the rotating shaft; a supporting plate is fixedly installed on the top of the base and located on the left side of the frame body, and a plurality of wire dividing cutters are arranged on the top of the supporting plate. According to the utility model, through the cooperation of the structures, the winding roller can move back and forth in the winding process, so that the wire can be uniformly wound on the winding roller, and the winding effect of the wire can be improved.

The present invention discloses a wire-splitting shuttle, comprising a support rod, a movable rod, a driving assembly for driving the movable rod to move, and a limit hook installed on the movable rod, wherein the limit hook can move with the movable rod; the support rod is provided with a plurality of wire-splitting teeth, and a wire group accommodating space is formed between each of the wire-splitting teeth, and the limit hook can realize the opening and closing of the wire group accommodating space by moving. The wire-splitting shuttle provided by the present invention can realize the synchronous operation of all wire groups on the same roller shaft, thereby improving the wire-splitting efficiency; the setting of the limit hook makes it impossible for the wire groups to intersect, thereby avoiding the interlacing of the wire groups and improving the accuracy of the wire-splitting; at the same time, the wire-splitting shuttle only needs two people to complete the wire-splitting operation, and the operation can be completed in a normal standing posture, thereby effectively reducing the labor intensity and saving the labor cost.

This invention belongs to the field of inorganic nanofiber materials technology, specifically relating to a highly flexible boron nanofiber (BN) ceramic nanofiber and its preparation method. Using boric acid and melamine as main raw materials, this invention prepares the nanofiber through a complexation reaction, solution preparation, electrospinning, and heat treatment. The raw materials are inexpensive, the process is simple, and it is easy to scale up production. By heating the electrospinning needle at 90-120℃, the viscosity of the precursor needle tip is reduced, preventing premature crystallization of the complex and completely solving the needle clogging problem, ensuring continuous and stable spinning, and improving spinning efficiency and fiber quality. The resulting BN nanofibers are continuous, have uniform diameter, and a smooth surface. The controllable transformation from amorphous BN to highly crystalline hexagonal boron nitride can be achieved by adjusting the heat treatment temperature. The amorphous BN nanofiber felt has extremely low thermal conductivity (≤0.029 W / (m·K)) and excellent compression resilience, making it suitable as a reinforcement for composite materials or directly applicable in high-temperature filtration, high-efficiency heat insulation, and catalyst carriers.