463 results about "Viscose" patented technology

The invention discloses a mixed gas-imitating gel fiber as well as a preparation method and application thereof, and belongs to the technical field of fiber materials. The mixed gas-imitating gel fiber is prepared from the following components: cellulose dispersion liquid, a silane coupling agent and viscose in a mass ratio of (1-3): (0.2-0.8): (5-10), comprising the following steps: adding sodium hydroxide into a cellulose dispersion liquid, adjusting the pH value to be alkaline, adding viscose and a silane coupling agent, and carrying out ultrasonic stirring to prepare a mixed spinning solution; the mixed spinning solution is extruded into a coagulating bath through a wet spinning device to be drafted, wet fibers are obtained, and the mixed gas-imitating gel fibers are obtained after freeze drying. The aerogel fiber disclosed by the invention has low heat conductivity coefficient, high mechanical strength and extreme temperature resistance, can solve the problem that the densification and porosity of a traditional fiber structure are difficult to balance, and effectively expands the application prospect of the aerogel fiber in the fields of cold protection, warm keeping and the like.

The invention relates to the technical field of color detection, in particular to a color difference calculation optimization method and system for archaized linen viscose reactive dyeing. Comprising the following steps: monitoring a fabric motion state in real time, calculating a motion speed and displacement, and determining a spectrum acquisition opportunity and a position compensation parameter; illuminating the surface of the to-be-detected fabric at an acquisition position through a polarized light source, and performing polarized spectrum data acquisition in the normal direction of the surface of the fabric to obtain reflection spectrum information; exciting the surface of the to-be-detected fabric by adopting an ultraviolet light source, collecting fluorescence spectrum data, and identifying different fiber areas; calculating fiber density distribution in the fiber area, and constructing a layered weight system; calculating chromatic aberration of the fiber area based on the reflection spectrum information, extracting chromatic aberration characteristics, and measuring and calculating an antique degree quantification result; setting a color difference threshold value standard according to an antique degree quantification result, and adjusting a color difference threshold value according to an evolution trend; and based on the layered weight system and the chromatic aberration threshold, performing weighted calculation on the chromatic aberration value of the fiber region to obtain a comprehensive chromatic aberration evaluation result.

The invention discloses a polyester fiber acoustical board with high yield strength. The polyester fiber acoustical board comprises a micro-perforated metal surface layer, a gradient density polyester fiber layer, a honeycomb metal framework layer and an elastic damping bottom layer which are sequentially stacked and fixed through mucilage glue from top to bottom. A vertically-distributed metal surrounding plate is arranged around the side edge of the micro-perforated metal surface layer, the metal surrounding plate and the micro-perforated metal surface layer are of an integrally-formed structure, and the gradient density polyester fiber layer and the honeycomb metal framework layer are wrapped by the metal surrounding plate. And the honeycomb metal framework layer is fixed with the adjacent upper and lower layers through mucilage glue, and is also fixed with the metal coaming through rivets. By means of the innovative composite lamination design, the strength defect of a traditional polyester fiber acoustic board is effectively overcome. The micro-perforated metal surface layer and the integrally formed metal coaming form a rigid outer frame, so that the internal fiber layer is protected from mechanical damage, and the overall flexural rigidity is remarkably improved through the bearing effect of the metal framework.

The utility model relates to the technical field of textile, in particular to a comfortable and environment-friendly regenerated viscose knitted fabric, and the pattern of the comfortable and environment-friendly regenerated viscose knitted fabric is circulated by six paths from bottom to top, the weave structure of the first path sequentially comprises a lower needle cylinder floating thread weave, a lower needle cylinder tuck stitch, an upper dial tuck stitch and an upper dial floating thread weave; wherein the second path of stitch structure comprises a lower needle cylinder tuck stitch, a lower needle cylinder floating thread stitch, an upper dial floating thread stitch and an upper dial tuck stitch in sequence; the third path of weave structure comprises a lower needle cylinder floating thread weave, a lower needle cylinder floating thread weave, an upper dial small looping weave and an upper dial small looping weave in sequence; the texture structure and the fabric formed by blending the selected textile fibers have good hygroscopicity, air permeability and elasticity, are suitable for making comfortable sportswear, and meet the requirements of consumers for high quality and comfort.

The invention relates to the field of industrial data processing and analysis, in particular to an intelligent production system for polyester-viscose color spinning antistatic fabric and a medium. The method comprises the following specific implementation steps: collecting acoustic data streams generated by breakage of conductive fibers, synchronously collecting image data streams, carrying out refined classification and quantification on yarn hairiness and broken ends, fusing multi-source data by adopting Kalman filtering, and inputting the fused multi-source data into a gated recurrent neural network to predict future quality deviation. An optimal control action sequence is generated based on a model prediction control algorithm, and multiple technological parameters are actively adjusted to avoid production defects. According to the method, the fundamental transformation from passive defect detection to active defect avoidance is realized, the defect prediction precision and the control optimality are remarkably improved, and the diagnosis and insight ability of the production process is enhanced through refined defect classification.

The invention relates to a carboxyl-terminated polyester-based polyurethane UV viscosity-reducing adhesive and a preparation method thereof, and belongs to the technical field of new materials. The polyurethane UV viscosity-reducing adhesive provided by the invention is used for wafer manufacturing. The preparation method comprises the following steps: dissolving itaconic acid and 1, 4-butanediol in a solvent, and carrying out a heating reaction under the action of a catalyst to prepare a carboxyl-terminated prepolymer; carrying out ring-opening reaction on the carboxyl-terminated prepolymer and glycidyl methacrylate under the action of a catalyst to prepare hydroxyl-terminated polyester; the preparation method comprises the following steps: reacting hydroxyl-terminated polyester with isocyanate, and introducing a chain extender and a photoinitiator to prepare the rapidly-cured UV viscosity-reducing adhesive. The polyurethane UV viscosity-reducing glue is coated on a polyolefin film, the peeling strength at 180 degrees before ultraviolet irradiation after curing is 23.21-30.29 N / 25 mm, and the peeling strength at 180 degrees after ultraviolet irradiation is 0.07-0.19 N / 25 mm. According to the invention, the carboxyl-terminated prepolymer and glycidyl methacrylate are subjected to a ring-opening reaction, the viscosity reducing effect after UV irradiation is significant due to increase of double bonds, the 180-degree peel strength after UV irradiation is reduced, and no adhesive residue and degumming are realized.

The invention relates to the technical field of adhesive tapes, and discloses a high-viscosity power-on viscosity-reducing adhesive tape and a preparation method thereof.The adhesive tape comprises an adhesive layer and release films attached to the two sides of the adhesive layer, the adhesive layer is prepared by adopting acrylate monomers, a carbon nano tube modification functional agent and the like as raw materials through free radical polymerization, and the release films are attached to the two sides of the adhesive layer; wherein the carbon nanotube modified functional agent is prepared by modifying a macromolecular substance with a block connection structure on the surface of a carbon nanotube, and the macromolecular substance contains an alkenyl functional group and can participate in the subsequent polymerization process of an acrylate monomer, so that the carbon nanotube is uniformly dispersed to form a continuous conductive network; compared with the prior art, the high-temperature-resistant adhesive has the advantages that the high-temperature-resistant performance of the adhesive can be improved, electrifying viscosity reduction of the adhesive is facilitated, the macromolecular substance can serve as a cross-linking agent, cohesive energy of the adhesive is improved, the adhesive performance of the adhesive can be further improved, and in addition, rigid rings and a large number of ether bonds in the structure of the macromolecular substance can effectively enhance the high-temperature-resistant performance and the adhesive performance of the adhesive.

The invention provides a preparation process of chemical modified super-hydrophilic polyester staple fiber special for spunlace, which comprises the following specific steps: preparing a low-structure modified polyester melt, preparing a polyacrylamide copolymer, and producing and preparing the chemical modified super-hydrophilic polyester staple fiber special for spunlace. The preparation method of the low-structure modified polyester melt comprises the steps of slurry preparation, an esterification process and a polycondensation process, the slurry preparation is used for preparing PTA slurry, the esterification process is used for converting the PTA slurry into a BHET monomer, and the polycondensation process is used for converting the BHET monomer into the low-structure modified polyester melt. In the field of hygienic materials, the chemical modified ultrahigh hydrophilic polyester staple fiber special for spunlace can replace 20%-40% of viscose in polyester-viscose blending, the production cost of enterprises is effectively reduced, meanwhile, due to the high elongation rate, the pressure of high-pressure water jet can be effectively absorbed, and tight intertwining and entangling points are formed without breakage.

The utility model discloses a kind of viscose products round-pressing round die cutting knife frame, it is related to viscose products technical field, and it includes: rack, die cutting roller is rotatably arranged in the inside of rack, and die cutting roller is used to cut material;Support frame, support frame is set to the inside of rack, and circular bar is slidably connected in the inner wall of support frame, and connecting frame is fixedly connected at the bottom of circular bar, and brush roller is rotatably connected in the inner wall of connecting frame;Lifting drive mechanism, lifting drive mechanism is set to the outside of connecting frame, and lifting drive mechanism is used to drive connecting frame lifting.The utility model carries out cutting to material using die cutting roller, when needing to clean die cutting roller, connecting frame is driven to lift by lifting drive mechanism, connecting frame drives brush roller to lift, makes brush roller and die cutting roller paste, automatically clean die cutting roller by brush roller and die cutting roller reverse, save the process of manual stop cleaning, avoid frequent stop, improve work efficiency.

The invention relates to the field of fabric preparation, in particular to a cold-proof and oxygen-resistant fabric applied to extreme working conditions and a preparation method of the cold-proof and oxygen-resistant fabric. The fabric is formed by compounding a honeycomb base body outer layer, a middle buffer layer and a functional inner layer. The outer layer is hexagonal honeycomb grid base cloth formed by weaving basalt filaments and PTFE modified polyimide core-spun yarns, and composite colloid is injected for stepped curing; the middle layer is formed by sewing a silicon dioxide aerogel felt subjected to electrostatic spraying of paraffin microcapsules and a flame-retardant pre-oxidized fiber felt; and the inner layer is an oxygen adsorption layer formed by activating polyimide / flame-retardant viscose blended yarns and then grafting the activated polyimide / flame-retardant viscose blended yarns with a ZIF-8 material. All the layers are separated through polybenzimidazole membranes, and the composite fabric with excellent cold resistance, flame retardance, oxygen resistance and structural stability is finally obtained through gradient hot pressing, water-cooling shaping and surface flame-retardant coating treatment and is suitable for protective equipment in an extreme environment.

The utility model discloses a high-barrier nano composite film production device, which relates to the technical field of composite film production and comprises a film combining machine body, and a first guide roller, a second guide roller and two film combining compression rollers are rotatably connected between the inner walls of the two sides of the upper part of the film combining machine body, a gluing assembly and a glue scraping assembly are sequentially arranged between the first guide roller and the second guide roller, a glue frame used for bearing excessive glue on the gluing assembly and the glue scraping assembly is fixedly connected between the inner walls of the two sides of the lower portion of the film combining machine body, and a glue pump pumps the glue in the glue frame into an arc-shaped glue spraying plate; the outer wall of the fabric gluing sleeve is coated with glue through glue spraying holes, the driving motor drives the gluing roller to rotate, the fabric gluing sleeve can carry and adhere the glue to the lower side of the sub-film, the sub-film half surrounds the outer side of the gluing roller, it can be guaranteed that the sub-film is fully glued, and the gluing efficiency is improved. In addition, the mode that the bottoms of the sub-films are coated with the glue enables redundant glue to drip into the glue frame in time under the action of gravity, and the glue can be reused.

An apparatus (100) is provided for making nonwoven fabric including a plurality of distinct plants for making nonwoven fabric each developing along a main axis (1a) and a main plane (1b) and configured to dispense via an outlet (10a) a plurality of either polymeric or cellulose or viscose filaments along and parallel to one or more dispensing directions (4a) transverse to the main plane (1b) forming from the outlet (10a) a respective layer of filaments along or parallel to a dispensing plane (100a) transverse to the main axis (1a) and the main plane (1a); and a conveying station (12) downstream of the outlets (10a) and including calendering means (13) configured to calendering said layers together, and one or more conveyors (15) each placed between a respective outlet (10a) and the calendering means (13) and configured to convey a respective layer, separately from other layers, to the calendering means (13) in such a way that the layers are layered together exclusively at the calendering means (13).

The utility model discloses an automobile armrest box heating sheet easy to install, which relates to the technical field of automobile auxiliary equipment and comprises a heating sheet assembly, a reinforcing band is adhered to one side of the front surface of the heating sheet assembly, a sleeve is arranged on one side of the heating sheet assembly, and four power lines are inserted into the sleeve in a penetrating manner. A 4P connecting plug-in is arranged at the end, away from the heating piece assembly, of the sleeve, four terminals of the 4P connecting plug-in are electrically connected with the four power lines respectively, the heating piece assembly comprises a non-woven fabric layer, and back face mucilage glue is arranged on the edge of the lower surface of the non-woven fabric layer in a surrounding and adhering mode. The heating piece assembly can be directly adhered to the handrail through the back adhesive, power connection can be performed through the 4P connecting plug-in unit in an inserting mode, the installation mode is simple and convenient, the two sides of the handrail can be heated at the same time through the two heating wires, a driver can place the arms in winter, and the heating effect is good. And the armrest is more comfortable to use.

The invention relates to the technical field of textile equipment, and discloses an automatic spooling device for tencel and cashmere blend fiber manufacturing and a winding process thereof.The automatic spooling device is characterized in that a pair of first air cylinders are fixedly installed on one side of a connecting plate, the common end of the two first air cylinders is fixedly connected with a pressing plate, and cutters are rotationally connected to the top and the bottom of one side of the connecting plate; a wire harness containing groove is formed in the pressing plate, a first air hole is formed in one end of the wire harness containing groove, a second air hole is formed in the other end of the wire harness containing groove, a movable plate is slidably connected to the other side of the connecting plate, and an air pipe is installed between the movable plate and the connecting plate and fixedly connected with the second air hole and the push plate. A branch pipe is fixedly connected to one end of the air pipe, a plurality of connecting strips are fixedly installed on one side of the moving plate, a winding drum is fixedly connected between every two connecting strips, and a negative pressure nozzle is fixedly installed at one end of each winding drum. According to the automatic winding device for tencel and cashmere blend fiber manufacturing, the risk of air duct blockage is reduced, and the stability and working efficiency of equipment are improved.

The utility model relates to a cool and antibacterial bath towel, belong to the technical field of bathroom supplies, the cool and antibacterial bath towel includes bath towel body, and the bath towel body is equipped with surface layer bath towel cloth, and the surface layer bath towel cloth is interwoven by warp, first weft and second weft, and the warp includes two viscose rayon warp filaments, and the two viscose rayon warp filaments are equipped with closed loop between adjacent two interlacing points, and the first weft and the second weft are parallel and set alternately, and the first weft includes at least three viscose rayon weft filaments and at least two artemisia fiber filaments, and the second weft includes at least three viscose rayon weft filaments and at least two mint fiber filaments, and the viscose rayon weft filament, artemisia fiber filament and mint fiber filament respectively pass through the closed loop, and the artemisia fiber filament provides antibacterial function, and makes the bath towel mild and skin, and the touch comfortable, and the mint fiber filament improves the air permeability and hygroscopicity, and absorbs moisture and heat, and enhances immediate refreshing skin feeling, and brings the bath towel to the effect that the skin is cool and cold, and is suitable for summer or after exercise to relieve the stuffy heat quickly.

The invention belongs to the technical field of new material detection devices, and particularly relates to a viscosity detection device for cover tape production, the viscosity detection device comprises a main body, the main body is provided with a controller, a clamping mechanism and a detection mechanism; the clamping mechanism comprises a lifting plate, a mounting plate is mounted on the lifting plate, and the mounting plate is driven by an electric push rod; a tension sensor and a mounting frame are sequentially mounted on the lifting plate, an adjusting rod and clamping blocks are mounted in the mounting frame, an adsorption plate is mounted between the clamping blocks, and the adsorption plate is coated with mucilage glue or provided with a to-be-tested belt; the detection mechanism comprises a mounting seat, a pressure sensor is mounted on the mounting seat, and the mounting seat is mounted on the slide rail rod; according to the device, the structure is simple, the adsorption plate is used for brushing mucilage glue or attaching a cover tape, the clamping and fixing effect is improved, viscosity detection is facilitated, the detection accuracy is improved, meanwhile, the mucilage glue on the adsorption plate is isolated, and thus the residual mucilage glue is conveniently cleaned.

The invention relates to the technical field of dyeing pretreatment of textile fabrics, and discloses a pretreatment process of a viscose, cotton and acrylic fiber blended knitted fabric, which comprises the following steps: padding the viscose, cotton and acrylic fiber blended knitted fabric in a pretreatment solution through a cold-batch device with the liquid carrying rate of 100wt%-110wt%, then rolling, and piling at 28 DEG C for 18-36 hours; the pretreatment liquid contains H2O2, NaOH, a cold scouring agent CPB and a refining emulsifier, the concentration of the H2O2 is 40-60 g / L, the concentration of the NaOH is 40-60 g / L, the concentration of the cold scouring agent CPB is 15-30 g / L, and the concentration of the refining emulsifier is 2-6 g / L; according to the pretreatment process, the viscose, cotton and acrylic fiber blended knitted fabric is padded in a cold-batch pretreatment solution composed of H2O2, NaOH, a cold scouring agent CPB and a scouring emulsifier through a cold-batch device, the fabric is stacked at 28 DEG C for 18-36 h under the synergistic effect of the scouring emulsifier and the cold scouring agent CPB, the whiteness of the fabric can be improved, and meanwhile cotton seed hull impurities are efficiently removed; meanwhile, the invention further discloses the viscose, cotton and acrylic fiber blended knitted fabric obtained through the pretreatment process.

The utility model discloses a polyester-viscose segment-colored yarn knitted fabric which comprises a segment-colored yarn knitted fabric layer formed by weaving polyester-viscose segment-colored yarns, the polyester-viscose section color yarn comprises first-color slub sections and second-color slub sections which are arranged alternately, and straight connecting color sections connecting the first-color slub sections and the second-color slub sections. The first color bamboo joint section comprises at least three first bamboo joint waves, and the second color bamboo joint section comprises at least three second bamboo joint waves. According to the terylene-viscose section color yarn knitted fabric, the adopted terylene-viscose section color yarn adopts the yarn form of combining the section color yarn and the slub yarn, and comprises the first color slub section, the second color slub section and the straight connection color section which are different in color, so that the terylene-viscose section color yarn knitted fabric has a unique yarn structure and a special fabric style; and the requirements for innovation and difference in textile development are met.

This invention provides a method for preparing a superhydrophobic silk / ultrafine viscose high-softness fabric, comprising the following steps: S1. Degumming the silk / ultrafine viscose fabric to obtain a degummed silk / ultrafine viscose fabric; S2. Adding hydrophobic micron-sized flake-like aerogel powder to ethyl acetate solvent and stirring to mix evenly to obtain a hydrophobic finishing solution; S3. Applying the hydrophobic finishing solution prepared in S2 to the surface of the fabric after degumming in step S1 in one direction, and then drying the fabric, repeating the application in the same direction as the first application to obtain a silk / ultrafine viscose fabric with a surface covered with flake-like powder; S4. Adding PDMS and hydrophobic nano-TiO2 nanoparticles to a spinnable tetraethyl orthosilicate solution, mixing and stirring evenly, and aging to a spinnable viscosity, using the side of the fabric surface covered with flake-like powder as the receiving surface, and performing electrospinning to obtain a superhydrophobic silk / ultrafine viscose high-softness fabric.

The viscosity testing machine comprises a machine base, a first adhesive part and a second adhesive part, an erasing part used for cleaning the first adhesive part and the second adhesive part is arranged at the top of the machine base, and a collecting part is arranged on the front face of the machine base. The erasing part comprises a vertical plate, two sliding grooves formed in one side of the vertical plate, sliding blocks arranged in the sliding grooves, a two-way screw rod connected with the sliding blocks, a motor fixedly connected with the top of the two-way screw rod, and a transverse plate fixedly connected with one side of each sliding block. The problems that when an existing viscosity testing machine is used, although a viscosity test can be conducted on an adhesive, the adhesive can be left on a first adhesive part and a second adhesive part after the test is completed, and a direct replacement mode is adopted, so that resource waste is easily caused, the use cost is increased, and the practicability is reduced are solved.

The utility model relates to a non-woven fabric feeding mechanism for a bagged spring mucilage glue machine, which comprises a base and a gear motor, the top of the base is rotatably connected with a bull gear, the top of the bull gear is fixedly connected with a turntable, the top of the turntable is fixedly connected with a lifting support, an electric hoist is hung on the lifting support, and the electric hoist is fixedly connected with the base. The gear motor is fixedly arranged on one side of the base, and an output shaft of the gear motor is in transmission connection with the large gear through a gear. The non-woven fabric roll is lifted to the height of the cloth rolling shaft mechanism through the electric hoist, then the speed reduction motor and the large gear drive the lifting support of the electric hoist to rotate, the non-woven fabric roll is transferred to the cloth rolling shaft mechanism, manual feeding is replaced, use is convenient, working efficiency is high, and labor cost can be saved.

The present invention provides a polypropylene-viscose-linen fiber blended mattress spring wrap and a preparation method thereof, which belong to the field of non-woven fabrics. The preparation method of the polypropylene-viscose-linen fiber blended mattress spring wrap comprises the following steps: opening and mixing, carding, laying nets, needle punching reinforcement, and post-processing. The polypropylene-viscose-linen fiber blended mattress spring wrap and the preparation method thereof of the present invention can not only realize the concept of green and sustainable development, but also improve the mechanical properties and corrosion resistance of the mattress spring wrap while improving the anti-aging performance of the non-woven fabric; at the same time, in the preparation process of the blended mattress spring wrap, it can effectively avoid the problems of difficult-to-control entanglement state, poor blending uniformity, difficult-to-control soft and hard style, and unstable overall performance of the mattress spring wrap caused by inconsistent raw material fiber characteristics; effectively avoid fiber breakage during the carding process, and avoid fiber adhesion during the laying net process, thereby improving the preparation yield of the mattress spring wrap.

It relates-to a dressing model pertaining to the technical field of auxiliary artefacts for performing curative, medical and / or surgical procedures in general, said dressing (1) being formed of two or more layers (C) composed of 70% viscose and 30% polyester, sealed by ultrasound and with wrinkled surfaces (2), as well as provided with a radiopaque thread (3) and a safety strap (4).

The utility model relates to a carex meyeriana composite fabric forming mechanism and bonding and reinforcing device, including fabric processing machine main part, bonding and reinforcing component, support plate and fabric forming component, the fabric processing machine main part is equipped with bonding and reinforcing component, the inner wall of two sides of fabric processing machine main part is fixedly connected with the support plate, the fabric forming component is equipped with the bonding and reinforcing component, and the bonding and reinforcing component is equipped with the bonding and reinforcing component. A fabric forming assembly is mounted on the supporting plate and the fabric processing machine main body; the bonding and reinforcing assembly comprises an adhesive pipe, a discharging hole, a supporting frame, a first motor, a sealing baffle disc and a sealing rotating wheel; according to the utility model, the bonding and reinforcing assembly is adopted, the spinning layer can be automatically glued, and the glued spinning layer is bonded and reinforced, so that manual assistance is reduced, and the bonding and reinforcing effect of the fabric is improved; and the fabric forming assembly is adopted, during heating forming, the edge of the fabric can be cut, manual auxiliary cutting is not needed, the cutting burden is reduced, and the fabric cutting effect is improved.

The utility model discloses a high-permeability super-long polyester-viscose white space yarn which comprises a base plate, the upper end of the base plate is fixedly connected with a lower pressing block, the upper end of the lower pressing block is provided with an upper pressing block, the upper end of the upper pressing block is fixedly connected with a top plate, and a clamping assembly is arranged between the upper pressing block and the lower pressing block. The surface of the upper pressing block and the surface of the lower pressing block are provided with polyester-viscose threads, the first limiting sleeve and the second limiting sleeve are connected to the surface of the first limiting rod and the surface of the second limiting rod in a sleeving mode respectively, the upper pressing block and the lower pressing block are clamped and make contact with each other, and a thread end is clamped between the upper pressing block and the lower pressing block. The polyester-viscose line is fixed to the expected position through the clamping assembly, the fixing effect is provided for the polyester-viscose line, the surrounding column for storage is provided for the polyester-viscose line, and therefore it is guaranteed that the polyester-viscose line is stored. After the thread ends are used up, the upper pressing block and the lower pressing block can be detached, new thread ends are fixed to store new polyester-viscose threads, and the thread ends can be effectively fixed through the clamping assembly.

The utility model discloses a cutting device applied to a mattress gluing machine. The cutting device comprises a gluing machine body, a cutting device and a displacement mechanism, the mucilage glue machine body is used for bonding the mattress and bonding continuous interlayers above and below the mattress, and the mucilage glue machine body can bond continuous / discontinuous soft layers above and / or below the mattress; the cutting device is arranged at the gluing machine body and is used for cutting all interlayers and / or soft layers between two adjacent mattresses; the displacement mechanism is used for driving all the cutting devices to move in the longitudinal direction so as to cut all the interlayers and / or the soft layers at a time, the cutting device for longitudinal displacement cutting is arranged, so that the sections of the interlayers and / or the soft layers are neat, and the quality of finished products is improved; meanwhile, the distance between the two adjacent mattresses only needs to meet the requirement of the cutting device for cutting, so that the allowance of the interlayer and / or the soft layer needing to be reserved is effectively reduced, and the production cost is reduced.

The utility model discloses a wide-width positioning tool adaptive to flame-retardant polyester viscose cloth of multiple specifications, which comprises a bearing bottom frame, a left circular groove is formed in the top of the bearing bottom frame, a fixing groove is formed in one side of the surface of the bearing bottom frame, and a stable base is arranged at the bottom of the bearing bottom frame; one side of the positioning and tensioning assembly is fixedly connected with one side of the bearing bottom frame, and the positioning and tensioning assembly is used for tensioning and positioning the flame-retardant polyester viscose cloth. According to the wide positioning tool adaptive to the flame-retardant polyester viscose cloth of multiple specifications, by means of the arrangement of the clamping assembly, the cloth is clamped in the detachable outer frame in advance, the whole frame can be rapidly in butt joint with or disengaged from the tool, repeated tensioning and manual positioning are not needed each time in the cloth replacement process, and the replacement time is greatly saved. A user only needs to assemble the cloth clamping frame and new cloth, the cloth clamping frame and the new cloth are installed into the tool through one key, and the machining state can be immediately started.

The application discloses a high-efficiency production method of fancy yarn, which comprises the following steps: first step, cotton assorting; second step, scutcher; third step, pre-drawing; fourth step, mixed drawing; fifth step, roving; and sixth step, spinning. The tension gathering device and the fiber gathering device are used in the drafting system of the roving process, so that the heavy-drafting roving processing under the heavy-drafting sliver feeding is realized; in the spinning process, the strong-twisted polyester-viscose blended roving is drafted and untwisted between the feeding roller pair and the back roller pair, then the polyester-viscose blended roving with controllable feeding and the polyester-viscose blended roving with continuous feeding are kept with similar twist when meeting at the back lower roller of the drafting system of the spinning machine, so that the drafting effect of the slub part is improved, the drafting system composed of the back roller, the middle roller and the front roller is not controlled, the stable production of the fancy yarn with the adjustable slub thickness and length under the roving feeding with the fixed quantity is realized, and the spinning efficiency is greatly improved.

The utility model relates to air -jet loom technical field, specifically is a kind of yarn gripper for polyester-viscose fabric air -jet loom, including support, the top of support is fixed with first hydraulic cylinder and second hydraulic cylinder, the bottom of piston rod of first hydraulic cylinder is fixed with clamping seat, the bottom of piston rod of second hydraulic cylinder is fixed with clamping plate, support is integrally formed with lug on the side of clamping plate, the side wall of clamping plate and lug is uniformly fixed with antiskid mat, recess is set up in the side of clamping seat away from support, clamping seat is equipped with clamping seat in recess, the both sides of clamping seat are equipped with limit bolt, the both sides of clamping seat are equipped with the screw hole compatible with limit bolt, the top of clamping seat is fixed with electric push rod, the bottom of piston rod of electric push rod is fixed with clamping plate;The piston rod of first hydraulic cylinder drives clamping seat to move vertically, pulls clamping seat and tightens two limit bolts, the distance between clamping seat and support can be adjusted, and then the position of clamping plate is adjusted according to needs.

The utility model relates to the field of medical supplies, in particular to a hemostatic sterile dressing plaster. A hemostasis sterile dressing patch comprises adhesive patch cloth, a protective layer is arranged on one side of the adhesive patch cloth, an adhesive layer is arranged on the side, close to the protective layer, of the adhesive patch cloth, a patch cloth layer is arranged on the side, away from the protective layer, of the adhesive patch cloth, and a pressurizing plate, a supporting layer and an absorption pad are arranged between the adhesive patch cloth and the protective layer. One end of the pressurizing plate is fixed on the adhesive layer of the adhesive cloth, a supporting layer is fixedly arranged at the other end of the pressurizing plate, the absorption pad is fixed on the supporting layer, and a plurality of disinfection capsules are arranged in the supporting layer at intervals. The dressing plaster is easy and convenient to operate, higher in comfort, capable of saving a large amount of medical operation time and suitable for large-scale popularization.