2420 results about "Wool" patented technology

The invention discloses an automatic rock wool block arranging device for rock wool composite board production, and belongs to the technical field of rock wool composite board production, the automatic rock wool block arranging device comprises a support frame, an automatic arranging and stacking assembly and an automatic dismounting assembly, the upper surface of the support frame is provided with a conveying roller, the upper surface of the conveying roller is provided with a plurality of rock wool blocks, and the outer surface of the support frame is provided with a piling car; the automatic arranging and stacking assembly is installed in the stacking car. According to the rock wool block stacking device, the supporting plate is driven by the hydraulic rod to move up and down, the stacking process of rock wool blocks can be rapidly completed, the waiting time is shortened, and therefore the arrangement and stacking work of the rock wool blocks can be automatically completed, and tedious and complex steps in the traditional stacking process are avoided; according to the rock wool block stacking device, the position accuracy during stacking each time is ensured, errors possibly caused by manual operation are avoided, meanwhile, extra buffering can be provided through the silica gel pad in the stacking process, scratches or damage to the surfaces of rock wool blocks are avoided, and the quality of final products is improved.

The invention provides a vacuum bag packaging method for composite material forming, and belongs to the technical field of aero-engine nacelle composite material autoclave forming. After the prepreg is laid, a layer of strippable cloth is laid on the prepreg; air-permeable felt strips fixed to the upper surface of the mold are arranged between the side edges of the prepreg and the air exhaust holes, air-permeable wool top felts are arranged on the two sides of the prepreg, the length direction of the air-permeable felt strips extends in the length direction of the prepreg, and the upper surfaces of the air-permeable felt strips and the side faces, back to the prepreg, of the air-permeable felt strips are covered with first adhesive demolding cloth; the upper surface of the mold is covered with a vacuum bag, the vacuum bag is covered with prepreg, breathable felt strips, strippable cloth and air exhaust holes, and the surface of the vacuum bag is connected with the upper surface of the mold in a sealed mode; and placing the mold in an autoclave for molding. By means of the treatment scheme, the maintenance cost of the mold air exhaust hole is reduced.

The invention provides a molecular marker related to immune traits of elephant male semi-fine wool sheep and a detection primer and application thereof, and belongs to the technical field of molecular assisted breeding. The nucleotide sequence of the molecular marker is shown as SEQ ID NO.1; the molecular marker comprises an SNP site, the SNP site is located at the 117th site of the molecular marker, the mutation basic group of the SNP site is A or G, and the immune globulin content of an individual male semi-fine wool sheep with the genotype of AG or GG at the SNP site is remarkably higher than that of an individual with the genotype of AA. The content of immune globulins IgA, IgG and IgM of an individual elephant male semi-fine-wool sheep can be judged according to the genotype of the molecular marker, the immune traits of the elephant male semi-fine-wool sheep can be rapidly and accurately evaluated, the high-immunity elephant male semi-fine-wool sheep can be screened, the molecular marker has important significance on early-stage auxiliary breeding of the elephant male semi-fine-wool sheep, the breeding period is remarkably shortened, and the breeding cost is reduced. The breeding efficiency is improved.

The invention discloses cutting equipment for rock wool board production and an operation method thereof, and relates to the technical field of rock wool board production.The cutting equipment for rock wool board production comprises two supporting frames, a conveying belt is arranged on one side between the two supporting frames, and a roller shaft is rotationally connected to the other side between the two supporting frames; the cutting assembly is arranged on one sides of the tops of the two supporting frames, the cutting assembly comprises a fixing frame and a positioning assembly, the positioning assembly is arranged on the other sides of the tops of the two supporting frames, the fixing frame is fixedly installed on one sides of the tops of the two supporting frames, a through groove is formed in the top of the fixing frame in a penetrating mode, and a threaded rod is rotationally connected to the upper portion of the interior of the fixing frame; according to the rock wool board cutting device, the rock wool board can be continuously cut by controlling the movable base to continuously move left and right, the rock wool board can be flapped in the cutting process, dust attached to the rock wool board can be reduced, the cleaning effect is improved, the situation that cleaning needs to be conducted again in the follow-up process in order to not affect the using effect of the rock wool board is avoided, and the production quality and practicability are improved.

The invention provides a molecular marker related to immune traits of elephant male semi-fine wool sheep and application of the molecular marker, and belongs to the technical field of molecular marker application, and the nucleotide sequence of the molecular marker is shown as SEQ ID NO.1; the molecular marker comprises an SNP site, the SNP site is located at the 363rd site of the molecular marker, the basic group of the SNP site is T or C, and the immune globulin content of a male semi-fine wool sheep individual with the genotype of TC or CC at the SNP site is remarkably higher than that of a male semi-fine wool sheep individual with the genotype of TT. By detecting the genotype of the molecular marker SNP site related to the immune traits in the male semi-fine-wool sheep, the immune traits of the male semi-fine-wool sheep can be rapidly and accurately evaluated, and the molecular marker SNP site has important significance on early-stage auxiliary breeding of the male semi-fine-wool sheep.

The invention discloses a preparation method and application of a coating wool fabric with a far infrared health-care function. The preparation method comprises the following steps: dissolving waste wool by adopting an ionic liquid method to extract regenerated keratin powder, and doping the regenerated keratin powder, chitosan quaternary ammonium salt and functional particles into a membrane substrate material by adopting a blending modification method to prepare a functional coating material; and in combination with plasma pretreatment, coating the surface of the wool fabric with the functional coating material, and further performing crosslinking modification to obtain the far-infrared health-care functional coating wool fabric. According to the method, the problems that the wool fabric subjected to resin coating modification is hard in hand feeling and damaged in style are effectively solved, waste keratin resources are fully utilized, and secondary utilization of the resources is achieved; the electrical heating textile is prepared by using the excellent thermal conductivity and high conductivity of graphene and carbon nanotubes, and more far infrared rays are radiated along with the temperature rise of the graphene heating film.

The invention relates to the technical field of preparation of building external wall thermal insulation materials, in particular to a building external wall thermal insulation board based on pearl wool and a preparation method of the building external wall thermal insulation board. The core layer is prepared from the following raw materials in parts by weight: 40 to 60 parts of pearl wool particles, 5 to 15 parts of graphene-loaded expanded graphite, 3 to 10 parts of nano silicon dioxide aerogel, 10 to 20 parts of ammonium polyphosphate, 5 to 12 parts of pentaerythritol, 3 to 8 parts of melamine, 15 to 25 parts of ethylene-vinyl acetate copolymer, 5 to 10 parts of maleic anhydride grafted polyethylene, 2 to 6 parts of nano montmorillonite and 1 to 5 parts of silicon carbide whisker; the composite material is prepared from the following components in parts by weight: 0.5-2 parts of a silane coupling agent KH560, 0.2-0.8 part of an antioxidant 1010, 3-8 parts of amino-terminated polyether and 0.3-1 part of a hindered amine light stabilizer 770. The thermal insulation board is excellent in thermal insulation, mechanical property and flame retardant property, good in weather resistance, stable in size and high in construction adaptability, pearl wool can be recycled, and the thermal insulation board has practical and environment-friendly values.

The invention relates to the technical field of fiber sizing treatment, and discloses an aramid fiber sizing device and method.The aramid fiber sizing device comprises a yarn unwinding device, a sizing tank, a yarn spreading and drying device and a winding device, the yarn spreading and drying device comprises a primary yarn spreading assembly, a drying roller and a secondary yarn spreading assembly, and the yarn spreading assembly comprises a first vibration roller, a conveying roller and a second vibration roller; the vibrating roller vibrates in the direction perpendicular to the fiber conveying direction. After being unreeled, fibers are sized through the sizing tank and fed into the yarn spreading and drying device to be subjected to wet broadening, mechanical damage to fiber bundles is reduced, and broken filaments are reduced. During primary yarn spreading, the vibrating roller vibrates at high frequency to enable fiber bundles to be dispersed and widened under the action of transverse friction force, extrusion mechanical damage of the fiber bundles is reduced, broken filaments are reduced, redundant size is removed, drying is facilitated, and adhesion between monofilaments is reduced. During secondary yarn spreading, fiber bundling force applied by surface tension of slurry does not need to be overcome, secondary spreading of fiber bundles is achieved under high-frequency vibration of the vibrating roller, and good monofilament dispersity is guaranteed.

The utility model belongs to the technical field of cashmere processing, and particularly relates to a tearing and loosening device for wool felt materials. The tearing and loosening device comprises a rack, a plurality of groups of paired rollers driven by a motor are arranged in the rack, the paired rollers comprise upper shaft rollers and lower shaft rollers which rotate oppositely, and a rolling channel is formed between the upper shaft rollers and the lower shaft rollers; the roller pair located at the front end of the rolling channel is a wool guide roller, the surface of the wool guide roller is smooth or provided with claw teeth, the roller pair located at the rear end of the rolling channel is a wool tearing roller, the surface of the wool tearing roller is provided with claw teeth, card clothing or dent patterns, and the rotating speed of the wool tearing roller is higher than that of the wool guide roller; the tearing and loosening device for the wool felt material can be used for pre-opening felt-shaped wool raw materials, and has the characteristics of simple structure, convenience in use and good wool felt tearing and fluffy effects.

To provide an aqueous filler composition that forms a ground coating film provided with cracking resistance, without causing adverse effect on finishing properties of subsequent top coat paint, excellent in coating work, and less in concealment unevenness, even when a wool roller is used.SOLUTION: An aqueous filler composition used to form a ground coating film using a wool roller prior to applying a top coat paint, comprises an aqueous resin (A) with a glass transition temperature of 30°C or lower, carbon black paste (B), pigment (C), urethane associative thickener (D), and water, where the pigment volume concentration is in the range of 30 to 65%. The content of the urethane associative thickener (D) is 0.1 to 2.5 pts.mass in an effective component amount based on 100 pts.mass of the resin solid content in the aqueous filler composition, and the brightness of the coating film formed by the aqueous filler composition is in the range of 70 to 92.SELECTED DRAWING: None

The utility model discloses a rock wool product cutting dust removal device, and relates to the technical field of cutting dust removal. The device comprises a cutting table, a belt conveyor, a first dust collection type cutting machine, a first cutting base, a first waste residue pumping pipeline, a second waste residue pumping pipeline, a second dust collection type cutting machine, a second cutting base, a third waste residue pumping pipeline, a fourth waste residue pumping pipeline, a waste residue pumping main pipeline, a dust pumping fan and a waste residue collecting box. The interiors of the first cutting base and the second cutting base are both in a hollow state, a first cutting groove is formed in the first cutting base, and a second cutting groove is formed in the second cutting base; the two ends of the first cutting base are connected with the first waste residue pumping pipeline and the second waste residue pumping pipeline correspondingly, and the two ends of the second cutting base are connected with the third waste residue pumping pipeline and the fourth waste residue pumping pipeline correspondingly. The collecting effect of saw dust can be improved, the saw dust is effectively prevented from drifting around, and the cutting quality of rock wool boards is further improved.

The invention discloses an improved self-adaptive CFAR (Constant False Alarm Rate) detection method for defects of worsted wool fabric, and relates to the technical field of defect detection of worsted wool fabric. The invention relates to an improved self-adaptive CFAR (Constant False Alarm Rate) detection method for defects of worsted wool fabric. The method comprises the following steps: shooting a color image of the worsted wool fabric by adopting a CCD (Charge Coupled Device) camera; converting the acquired color image into a grayscale image to obtain a grayscale value of each pixel; traversing the target grayscale image pixel by pixel by using a sliding window type CFAR detector; wherein the sliding window comprises a front edge sliding window and a rear edge sliding window; the combination of the leading edge sliding window and the trailing edge sliding window is used as a reference unit. According to the scheme, through the double-sliding-window structure design and the mean value self-adaptive selection algorithm, the false detection problem of the light and shade junction area is accurately restrained, and the false detection rate is remarkably reduced; the technical bottleneck that the false detection rate is high due to the fact that the fabric is uneven is broken through, double optimization of the false detection rate and the detection rate is achieved in a complex industrial scene, and a reliable technical scheme is provided for intelligent quality inspection of the worsted fabric.

The invention relates to the technical field of textile weaving, and discloses a multi-layer composite weaving method for worsted wool fabric, which comprises the following steps: preparing plush warp yarns, composite weft yarns and shaping warp yarns which are formed by blending various fibers; sequentially carrying out dyeing and sizing treatment on the yarns; a weaving machine is transformed to meet the multi-layer composite weaving requirement; applying the transformed weaving machine to implement multi-layer composite weaving, including warping, drafting and reed passing and weaving, and controlling corresponding process parameters; and carrying out on-line detection in the weaving process and quality detection on the woven gray fabric. The plush warp yarn, the composite weft yarn and the shaped warp yarn are formed by blending various fibers, the yarn performance is enriched, the plush warp yarn has the warm-keeping and soft characteristics, the composite weft yarn has the antibacterial and health-care functions, microorganism breeding is inhibited, the warm-keeping performance is improved, and human body microcirculation is promoted, and the shaped warp yarn enhances the strength and stiff and smooth degree. The overall quality of the worsted wool fabric is improved, and the market diversification requirements are met. The problem of performance limitation of a single fiber is solved.

The invention discloses a woolen spinning production process for cashmere and protein fiber blended yarn. The woolen spinning production process comprises the steps of raw material selection, wherein cashmere fibers and protein fibers are selected; the raw material pretreatment comprises wool mixing treatment of cashmere fibers and pretreatment of protein fibers; the pretreatment agent is prepared from deionized water, a penetrating agent, an antistatic agent, a silicon-based softening agent, cocamidopropyl hydroxysulfobetaine and waterborne polyurethane; in the opening picking process, two times of cotton cleaning are adopted; a carding process: carding the mixed fiber cotton rolls by adopting a carding machine to prepare mixed fiber strips; and a spinning process: spinning by using a mule spinning device. According to the woolen spinning production process for the cashmere and protein fiber blended yarn, the problems of damage to protein fibers, uneven mixing and the like during cashmere and protein fiber blending can be solved through wool mixing treatment of the cashmere fibers and pretreatment of the protein proportion, the yarn quality and the production efficiency are improved, and the production cost is reduced.

The invention discloses a pearl wool foaming stirrer, and relates to the technical field of foaming stirring equipment. A plurality of cooling cavities are formed between an outer cylinder and an inner cylinder of a stirring arm assembly, so that during stirring, a wedge block of a driving assembly pushes a second spherical block of a stirring arm to drive a piston assembly to do reciprocating motion, and circulating flow of cooling liquid among the cooling cavities, the inner cylinder and a heat dissipation unit is achieved; therefore, heat generated by friction between the outer wall of the stirring arm and the pearl wool foaming material is taken away in time, the problems of foaming agent decomposition and polyethylene particle structure breakage caused by local overheating are solved fundamentally, and the original performance of the material is guaranteed. Each cooling cavity is internally provided with an independent plugging plate, the plugging or opening state of the plugging plates to the cooling cavities can be controlled by rotating the screws, namely the more the plugged cooling cavities are, the less the cooling liquid participating in circulation is, the weaker the cooling capacity is, otherwise, the stronger the cooling capacity is, and the cooling strength can be flexibly adjusted according to the stirring working condition through the design.

The utility model discloses a plain-color jacquard towel weave capable of embodying a heterochromatic three-dimensional effect, which is formed by weaving ground warps, wool warps and weft yarns, and the wool warps are circularly arranged according to the thread number proportion of 2: 1; the beating-up mode of four-weft fuzzing is adopted, wherein the first weft length beating-up mode is adopted, and the second weft, the third weft and the fourth weft half beating-up mode is adopted; a plurality of looped pile parts with different looped pile densities are formed on the front face and the back face of the towel weave respectively, and the looped pile parts with the different looped pile densities form the pattern of the towel weave; and the looped pile parts with different looped pile densities at least comprise three looped pile densities. According to the towel structure, only one color of wool warp two-side pile loops are adopted, the multi-weft pile structure is matched with a beating-up mode, the different-color effect of multiple colors with different shades can be achieved, and the 3D effect is achieved.

The invention discloses a light-weight warm-keeping breathable fabric and a production method thereof. The light-weight warm-keeping breathable fabric is formed by interweaving wool yarns, ground yarns and bonding yarns, the fabric comprises a surface raising layer, a middle supporting layer and an inner raising layer; the surface raising layer is composed of fluff formed by cutting off wool yarns; the middle supporting layer is of a net-shaped structure formed by ground yarns which are knitted into loops; the inner gigging layer is composed of fluff formed by extending part of the velvet yarn to the back face of the fabric. The velvet yarns penetrate through the surface raising layer and the inner raising layer at the same time, and the bonding yarns are made of hot melting materials and are fused to consolidate the velvet yarns and the bottom yarns. According to the fleece fabric, the balance of light weight, high warmth retention property, high air permeability and structural stability is realized, the lint falling resistance and durability can be remarkably improved, and the problems that a traditional fleece fabric is thick and heavy, low in warmth retention efficiency or loose and vulnerable in structure and the like are solved.

The invention belongs to the technical field of textiles, and particularly relates to an anti-sticking wool fabric based on cellulosic fibers and a preparation method of the anti-sticking wool fabric. The preparation method of the anti-hair-sticking fabric based on the cellulosic fibers comprises the following steps: weaving fibers with the mass percentage content of the cellulosic fibers being greater than or equal to 50wt% into gray fabric, and sequentially carrying out mercerizing treatment and low-surface-energy after-treatment on the gray fabric. The smoothness of the gray fabric is improved through mercerizing treatment, and the possibility that hair is mechanically embedded into and adheres to the gray fabric is reduced; specific raw materials (fibers with the mass percentage content of cellulose fibers larger than or equal to 50 wt%) are selected to endow the fabric with the antistatic effect, and the electrostatic adsorption effect of gray fabric is reduced; van der Waals force of the gray fabric can be reduced through low-surface-energy after-treatment, so that the adhesion is reduced, and the fabric is endowed with an anti-hair-sticking effect.

The invention belongs to the technical field of textile dyeing and finishing processes, and particularly relates to a dyeing and finishing liquid for reducing the hair removal rate index of home textile sanded fabric and a printing and dyeing process. According to the dyeing and finishing liquid, the acrylic acid adhesive, the hydrophilic softening agent and the neutralizing acid are used in a compatible manner, so that the purpose of reducing the hair removal rate of the home textile sanded fabric is achieved. According to the process disclosed by the invention, an acrylic acid adhesive and a hydrophilic softening agent used in a pigment printing link are added in the after-finishing, and through roll padding, the linting rate of the front and back surfaces of various brushed fabrics can be effectively reduced. The fabric obtained through the printing and dyeing process is soft and smooth in hand feeling and high in cost performance; various fastnesses such as wet rubbing, dry rubbing, washing fastness and dry cleaning fastness are excellent; the compatibility is good, roller sticking is avoided, and the roller is easy to clean; color spots are not easy to generate; the stability is good, and the front-back consistency is good.

The utility model discloses a machine washable wool blended yarn which comprises a core yarn and a composite wrapped yarn spirally wrapped on the outer side of the core yarn. The composite fasciated yarn comprises a bi-component filament and a wool blended yarn spirally wrapping the outer side of the bi-component filament. The bi-component filament comprises a skin layer and a core layer. The core layer is made of high-melting-point polyester, and the skin layer is made of low-melting-point polyester. According to the machine washable wool blended yarn, the high-melting-point dacron and the low-melting-point dacron are used, and the low-melting-point dacron can be bonded with reference fibers after being subjected to heat treatment, so that the wool blended yarn has a machine washable effect.

The invention discloses environment-friendly wormwood cloud wool and a preparation method thereof, and relates to the technical field of cloud wool. The preparation method comprises the following steps: adding titanium dioxide powder into an ethyl sorbate solution, coating a polyethyl sorbate film through an in-situ polymerization method, hydrolyzing ethyl sorbate to release carboxyl to obtain modified titanium dioxide powder, and mixing the modified titanium dioxide powder with waste polyester and wormwood powder to form a spinning solution; secondly, N, N, N ', N'-tetramethyl-p-phenylenediamine and 6-iodine-1-hexene are subjected to a reaction to prepare quaternary ammonium salt, double bonds are introduced into a compound, then the compound and 11-mercaptoundecyltrimethoxysilane are subjected to an ultraviolet click reaction, and mercapto modified quaternary ammonium salt is prepared; sulfydryl modified quaternary ammonium salt is used as an antistatic agent to be added into a spinning solution, the environment-friendly wormwood cloud wool is prepared through wet spinning, sulfydryl modification is beneficial to uniform dispersion of the quaternary ammonium salt in the spinning solution, and uneven fiber structure or breakage caused by uneven dispersion of an additive is reduced. The environment-friendly wormwood cloud velvet prepared by the preparation method disclosed by the invention has antibacterial and antistatic effects.

The invention discloses a yak hair / yak wool embedded type composite spinning technology. The technology comprises the following steps that yak hair rough yarn is prepared; preparing yakwool roving; an embedded composite spinning device is adopted for spinning, the yak hair rough yarn is arranged on the inner side of the first PVA filament, and the yak wool rough yarn is located on the inner side of the second PVA filament; pre-twisting the yak hair roving and the first PVA filament to form a first pre-twisted strand; pre-twisting the yakwool roving and the second PVA filament to form a second pre-twisted strand; and the first pre-twisted fiber strand and the second pre-twisted fiber strand are twisted at the junction C to form the yarn. And an embedded composite spinning mode is adopted, so that the prepared composite yarn is uniform in evenness and less in hairiness. And the used PVA filaments have the effect of being dissolved in hot water, so that the prepared composite yarn has a hollow and fluffy structure after being subjected to hot water treatment, and the heat retention property is good.

The utility model discloses a loop yarn woolen-like fabric which comprises a warp group and weft yarns, the warp group comprises first warp yarns, second warp yarns and third warp yarns, and the weft yarns are woven with the first warp yarns, the second warp yarns and the third warp yarns in an up-and-down and staggered mode; the first warp yarns are formed by twisting first polyester low stretch yarns of 140D-150D and 32 pure polyester slub yarns; the third warp yarns are formed by stranding and twisting 140 D to 150 D of third polyester low stretch yarns, 26 black loop yarns and 90 D to 100 D of imitated silk yarns; the weft yarn is formed by plying and twisting 140 D to 150 D cation low stretch yarn, 32 cation polyester yarn and 40 D to 50 D spandex. Warp weave points in a weave cycle are distributed, and pure polyester bunchy yarn and black loop yarn are utilized, so that the linen-like and wool-like effect can be achieved in touch and vision.

The present invention relates to the technical field of physiotherapy equipment, and particularly to an infrared pulsating moxibustion instrument, which includes an installation box, a connecting arm and a physiotherapy lamp. The connecting arm is rotatably connected to the installation box, and the physiotherapy lamp is rotatably connected to the connecting arm. The physiotherapy lamp includes a housing, a moxibustion unit, a circulation mechanism and a heat insulation net. The housing is fixedly connected to the connecting arm, the moxibustion unit is arranged in the housing, the circulation mechanism is arranged in the housing and is in transmission connection with the moxibustion unit, and the heat insulation net is connected to the bottom of the housing. The purpose is: during moxibustion treatment, the volatile substances generated by the combustion of moxa wool are combined with infrared irradiation treatment to treat the part to be physiotherapied. There is no need to use the heat generated by the combustion of moxa wool. The whole device is simple to operate, smokeless, non-burning and has no side effects, and it is convenient to process the heated moxa wool, which is simple and convenient.

The utility model discloses a flock cleaning mechanism for a roving frame, which relates to the technical field of textile equipment and comprises a box body, one side of the box body is fixedly connected with an exhaust pipe, the other end of the exhaust pipe is connected with an air pump, and a filter screen is fixedly connected inside the box body and is in a semi-cylindrical shape. By arranging the water spraying mechanism, when cotton fibers are sucked into the box body, the cotton fibers are wetted and fall on the filter screen, the cotton fibers are prevented from being scattered in the box body, the wet cotton fibers can be pushed towards the discharging port through rotation of the spiral blade, the filter screen can be prevented from being blocked through rotation of the spiral blade, and when the cotton fibers are pushed to the discharging port, the cotton fibers can be discharged out of the box body. And the cotton fibers are extruded by the spiral blades, so that the volume of the cotton fibers can be reduced, and finally the cotton fibers are discharged from the discharging opening and fall into the collecting box, so that the single-time collecting amount of the cotton fibers can be increased, the cotton fibers are prevented from flying into the air again, and the cotton fibers are more convenient to collect.

The utility model discloses a metal surface mesh-woven reinforced heat-preservation sandwich board structure which comprises a metal panel, a metal mesh-woven reinforced heat-preservation sandwich board and a metal mesh-woven reinforced heat-preservation sandwich board, the utility model relates to the technical field of building materials, and adopts a sewing technology, namely a technology for integrally reinforcing mechanical strength by sewing and combining fiber bare cotton boards and glass fiber mesh cloth through various twisted threads such as basalt fibers and the like on fiber cotton boards such as rock wool, mineral wool, glass wool and the like wrapped by fabrics such as the glass fiber mesh cloth. A one-way annular chain-type continuous locking ring is adopted to penetrate and reinforce a plane material and a thermal insulation material into a whole, as the chain-type continuous locking ring generally has the characteristic of one-way loosening, continuous locking ring penetrating reinforcement can be carried out again in the opposite direction after one-way continuous penetrating reinforcement according to requirements, and finally the purpose that the plane material and the thermal insulation material are cut from any part of the thermal insulation material is achieved. The chain rings on the periphery of the cutting section are not loosened, so that the integrity of the whole insulation board is enhanced, and the insulation board is not easy to loosen.

The invention provides a moisture-absorbing and heating polar fleece fabric with high thermal insulation performance and a production process thereof, and relates to the technical field of garment fabrics. According to the moisture-absorbing and heat-emitting polar fleece fabric with the high heat preservation performance and the production technology of the moisture-absorbing and heat-emitting polar fleece fabric, blended yarn is composed of various functional fibers, and the functional fibers comprise, by weight, 25% of wool, 30% of self-heating acrylic fibers, 25% of lyocell fibers and 20% of nylon. According to the invention, the advantages of each fiber are fully played through the component design of the fixed-spinning yarn and the scientific proportion, the defect of a single fiber is overcome, secondly, the static control method effectively reduces the generation of static electricity through the synergistic effect of nylon and lyocell, and finally, the thermal insulation performance and the hand feeling of the fabric are remarkably improved through the application of the two-side napping polar fleece process.

The gray cloth inspecting machine with the multiple detection functions comprises a machine frame, an unwinding roller, a driving assembly, a lighting assembly, a width measuring assembly, a weighing assembly and a control assembly, and supporting arms are arranged at the two ends of the machine frame; the two ends of the unwinding roller are connected with the two supporting arms respectively. The driving assembly is mounted on one side of the rack; the lighting assembly is installed in the middle of the rack. Two ends of the width measuring assembly are respectively connected with the two support arms; the weighing assembly is arranged behind the rack; and the control component is arranged in front of the rack. One end of a gray cloth roll can be limited through the limiting piece, the width of the gray cloth roll can be measured through scales on the scale roller, the length of the gray cloth roll can be measured through the counter, and whether the thickness of the gray cloth roll is qualified or not can be calculated through the weighing assembly and length and width data; the device can detect gray cloth in multiple items, is more intelligent and convenient, can improve the detection efficiency, ensures the product quality, is suitable for various gray cloth such as cotton, wool, hemp, silk, chemical fiber and composite materials, and is wide in range.

The utility model discloses an impurity removal device, which relates to the technical field of wool impurity removal and comprises a wool storage tank and a scraper arranged in the wool storage tank. The driving part is used for driving the scraping plate to move along the hair storage groove and is provided with a mounting surface for mounting the scraping plate; the mounting plate is arranged on the mounting surface; the mounting plate is in sliding connection with a scraping plate; and one end of the guide part is connected with the scraping plate. The scraping plate is arranged on the mounting surface of the driving part in a sliding manner, when the driving part drives the scraping plate to leave the hair storage tank and is positioned right above the collecting device, the touch part is propped against the guide part so as to drive the guide part and the scraping plate to ascend, and when the touch part is completely separated from the guide part, the guide part and the scraping plate descend, so that the hair collecting device is used for collecting hair. Therefore, the scraping plate generates a shaking effect, sundries attached to the scraping plate are shaken off into the collecting device, and the situation that the cleaning effect of the scraping plate is affected due to the fact that the scraping plate is wrapped by the sundries is prevented.

The invention discloses mint cool cloud velvet and a preparation method thereof, and relates to the technical field of cloud velvet. Silicon dioxide loaded with a composite cool feeling agent is used as cool feeling particles, and the cool feeling particles and PET slices are subjected to melt blending to prepare cool feeling master batches; the silane coupling agent modified jade powder and the cool master batch are added into the PET fiber to form a two-stage cool enhancing effect. PET hollow spinning is adopted to form a hollow structure, and a phase-change material is poured into the hollow structure for hot-pressing fusion sealing. The solid-liquid phase change mechanism of the selected phase change material enables the prepared cloud velvet to trigger heat absorption at a slightly high temperature in a comfortable area of a human body, so that the effect of modifying a tone to cool and the effect of staggering are achieved, and the cool feeling persistence is realized. In the fiber forming process, an all-dimensional annular high-speed strong cold air blowing technology is adopted, a spinning melt is instantly and rapidly cooled with extremely small errors, a unique crystalline state, different from that of other polyester fibers, of cloud wool is caused, and the effect of combining light weight and fluffiness is achieved. The cloud velvet prepared by the invention has the effects of long-acting cool feeling and fluffiness.