40 results about "Chamois leather" patented technology

A chamois for a cycling garment includes a padded rear portion for cushioning an area of a user of the garment, and a front portion. The front portion includes a front panel and a resiliently elastic stretch panel attached to the front panel. The stretch panel defines, with the front panel, a pouch configured to receive therein the user's genitalia. The stretch panel includes an opening providing access to the pouch.

The invention relates to the field of chamois leather fabrics, in particular to a temperature self-adaptive adjustment type chamois leather fabric and a preparation method thereof. The temperature self-adaptive adjusting type chamois leather fabric comprises a surface layer and a temperature adjusting layer, the temperature adjusting layer is prepared from a temperature self-adaptive microgel coated and modified fiber base material, and the temperature self-adaptive microgel is poly (N-isopropylacrylamide) microgel. According to the invention, by constructing the double-layer composite structure of the epidermal layer and the temperature adjusting layer, the cooperation of bionic texture and intelligent temperature control is realized. The skin layer has the functions of touch simulation and basic protection, the temperature adjusting layer takes a poly N-isopropylacrylamide microgel coated and modified fiber base material as a core, and fiber gaps are dynamically adjusted by utilizing the temperature-sensitive characteristic of microgel, so that the self-adaptive change of air permeability is realized. The design breaks through the limitation that a traditional chamois leather fabric is single in function, and the fabric is endowed with the dynamic comfort performance of low-temperature warm keeping and high-temperature ventilation while the fine and smooth touch feeling is reserved.

The utility model discloses a suede vacuum absorption imitated leather fabric which comprises a suede layer, a first connecting layer is fixedly connected to the surface of one side of the suede layer, a bubble filling layer is fixedly compounded on the surface of one side of the first connecting layer, a second connecting layer is fixedly compounded on the surface of one side of the bubble filling layer, and the second connecting layer is fixedly compounded on the surface of the other side of the second connecting layer. A base cloth layer is fixedly compounded on the surface of one side of the second connecting layer, a fluff layer is fixedly compounded on the surface of one side of the base cloth layer, the chamois leather layer and the fluff layer are an inner layer and an outer layer respectively, connecting fibers are fixedly compounded on the two sides of the interior of the bubble filling layer, and an annular head is arranged at one end of each connecting fiber. The annular head is fixedly embedded in the first composite layer and the second connecting layer, and a transverse connecting strip and a longitudinal connecting strip are fixedly sewn to one side of the interior of the chamois leather layer, so that the flexibility and the heat preservation effect are guaranteed, the chamois leather can be reinforced and sewn from the interior, layered stripping is avoided, the structural strength and stability are improved, and production and use are facilitated.

The invention discloses a manufacturing method of suede artificial leather with excellent flame retardance, and relates to the technical field of artificial leather manufacturing, the manufacturing method comprises the following steps: S1, base material preparation: providing a superfine fiber non-woven fabric base material; s2, preparation of a flame-retardant polyurethane impregnation liquid: mixing polyurethane resin, an organic solvent, a composite flame retardant and an auxiliary agent to form a uniform impregnation liquid; the composite flame retardant is formed by compounding an intumescent phosphorus-nitrogen flame retardant and a metal oxide catalyst; s3, ultrasonic-assisted impregnation: the superfine fiber non-woven fabric base material impregnated in the flame-retardant polyurethane impregnation liquid is placed in an ultrasonic field (the frequency is 20-40 kHz) to be treated for 1-5 minutes; and S4, solidification: putting the impregnated base material subjected to ultrasonic treatment into a coagulating bath, and solidifying the polyurethane to form impregnated grey cloth. According to the manufacturing method, through an ultrasonic-assisted impregnation and three-dimensional synergistic flame-retardant system, the problems that a traditional flame retardant is uneven in permeation and poor in synergism are solved.

The utility model relates to a bonding device for sticking chamois leather on a rear stand column of an automobile. Comprising a machine table, a supporting frame, a shape fixing assembly and a forming assembly, the supporting frame is detachably connected to the machine table in an inverted-U shape, the shape fixing assembly comprises a profiling block, the profiling block is movably connected to the supporting frame and points downwards, and a rear stand column is detachably connected to the bottom of the profiling block; the forming assembly comprises a shaping block and a workbench which are connected to the machine table, the shaping block is sleeved with the workbench, a hole larger than the contour of the profiling block and the outer contour of the shaping block is formed in the workbench, the chamois leather covers the hole, and the shaping block upwards points to the profiling block and is matched with the profiling block. According to the utility model, the rear stand column is firstly fixed on the profiling block, the chamois leather is fixed on the mold hole of the workbench through the positioning clamp, the chamois leather is coated with glue, the rear stand column on the profiling block is pressed downwards to abut against the chamois leather and then is pressed on the shaping block, and finally the attached rear stand column is ejected out through the ejection assembly, so that the processing is finished; the effect is better than that of manual operation.

The suede imitation leather fabric sanding device comprises a base, a first mounting plate is fixedly mounted at the top of the base, a driving sanding roller, a first gear and a first belt wheel are mounted on one side of the first mounting plate through a rotating mechanism, a second gear is mounted on the surface of the first gear in a meshed mode, and the second gear is mounted on the surface of the second gear in a meshed mode. And a first sanding mechanism is arranged on the inner wall of the second gear, a synchronous belt is installed on the surface of the first belt wheel in a meshed mode, a second belt wheel is installed on the inner wall of the synchronous belt in a meshed mode, and a rotating rod is fixedly installed on the inner wall of the second belt wheel. A motor drives a driving sanding roller, a first gear and a first belt wheel to rotate, the first gear drives a second gear to rotate, the second gear drives a second rotating rod to rotate, and the second rotating rod drives a first rotating sanding roller to rotate; the suede imitation leather fabric can be sanded through the driving sanding roller and the first rotating sanding roller.

The invention discloses a compact short-pile chamois leather fabric and a manufacturing method thereof, and the manufacturing method comprises the following steps: (1) pre-shaping: after a gray fabric is woven, pre-shaping the gray fabric; (2) primary fuzzing: performing fuzzing treatment on the pre-shaped gray fabric; (3) dyeing: dyeing the gray fabric obtained in the step (2); (4) drying and shaping: carrying out drying and shaping treatment on the dyed fabric; (5) secondary fuzzing: performing secondary fuzzing treatment on the dried and shaped fabric; (6) shaping: shaping the fabric obtained in the step (5) to obtain the compact short-pile chamois leather fabric. The fabric product is fine and smooth in texture and soft and smooth in hand feeling, has a chamois style and is excellent in tensile property.

The present invention relates to the technical field of boiler tube welding, and in particular to a method for butt welding of boiler tubes, comprising the following steps: S1, pre-treating the ends and outer surfaces of the boiler tubes to be welded by a dry-wet alternating cleaning method, wherein the process includes first dry brushing, then wiping with acetone, then polishing with sandpaper, and finally cleaning with a chamois cloth; S2, processing a zigzag composite groove; S3, positioning the boiler tube group; S4, preheating the boiler tubes by surrounding them with a spiral flame; S5, performing a base welding and a filler welding by a double-arc alternating interrupted arc welding method during welding; S6, after the filler welding is completed, performing a cover welding; S7, after the cover welding is completed, completing interlayer cleaning of the weld layer by knocking and vibrating; S8, wrapping the final weld with multiple layers of wet towels for insulation and slow cooling, and inspecting the welds after cooling. The method is compatible with conventional equipment, does not require special tooling, can meet the needs of small-space operations with multiple rows of boiler tubes, and has a low threshold for welding, low difficulty, and is suitable for welders to quickly master.

This utility model relates to the field of composite embossing technology. It discloses a composite embossing device for wrinkle-resistant suede fabric, comprising a base, a motor fixedly mounted on one side of the base, mounting slots on both sides of the base, and mounting plates inside the mounting slots. The mounting plate on one side of the base near the motor is movable, while the mounting plate on the other side of the base is rotatably connected via a connecting shaft. A fixing plate is bolted to the top of the mounting plate on the side near the motor, and a handle is threaded through the middle of the fixing plate, connecting to the mounting plate near the motor. A rotating shaft is rotatably mounted between the mounting plates, and an embossing roller is mounted around the rotating shaft via a quick-release assembly. The output end of the motor is connected to the rotating shaft via a coupling. The quick-release assembly allows for easy and quick replacement of different embossing rollers, improving work efficiency and simplifying manual operation.

1. Name of the product in this design: Slippers (Men's Half-Closed Heel Suede). 2. Intended use of this design: for wearing. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application designs a kind of electrochemical sensor preparation based on bismuth film (Bi) and two-dimensional graphdiyne (GDY) and its application in one-step detection of multiple heavy metal ions. A kind of electrochemical sensor (Bi / GDY / GCE) capable of one-step sensitive detection of Zn 2+ , Cd 2+ , Pb 2+ is prepared by drop coating method and electrodeposition method. Mainly includes the following steps: (1) preparation of sensor: the glassy carbon electrode (GCE) is polished on the chamois leather with Al2O3 polishing powder, and then the electrode is washed with ultrapure water. GDY solution is drop coated on the surface of GCE, and then bismuth film is electrodeposited after air drying at room temperature. (2) application of sensor: the constructed electrochemical sensor is used for one-step detection of three heavy metal ions Zn 2+ , Cd 2+ , Pb 2+ by adsorption dissolution voltammetry. The application has simple process, low manufacturing cost, high detection efficiency and remarkable determination effect.

The application discloses a suede composite fabric and a preparation method thereof, and belongs to the technical field of fabrics. The fabric has a gradient sandwich structure and comprises a multifunctional nano-particle modified suede layer, a nano-particle enhanced water-based PU adhesive layer and a high-strength base cloth layer. The multifunctional nano-particle is prepared by using hexachlorocyclotriphosphazene as a core skeleton and grafting organosilicon prepolymer, long fluorocarbon chain silane and silane coupling agent; the modified suede layer endows the fabric with multifunctionality, the adhesive layer strengthens the interface bonding, and the base cloth layer improves the mechanical strength. The application is prepared by using a one-pot in-situ grafting process, the fabric has excellent flame-retardant, hydrophobic and wear-resistant properties, has strong washing resistance, meanwhile, retains the delicate touch and the simulated leather texture of the suede, and the process is environmentally friendly and simple, and is suitable for application in multiple scenes.

The utility model relates to an efficient edge trimmer for suede fabric, which comprises a base, a positioning and cutting component is mounted on the base, a cleaning component is mounted on the base, the positioning and cutting component comprises a workbench fixedly mounted on the top of the base, a mounting frame is fixedly mounted on the top of the workbench, and a cutting component is mounted on the mounting frame. Two air cylinders are fixedly mounted on a top plate of the mounting frame, a mounting plate is fixedly mounted at the output ends of the two air cylinders, and a cutting knife is fixedly mounted at the bottom of the mounting plate. According to the efficient edge cutting machine for the suede fabric, the positioning cutting assembly is installed, the fabric cutting part can be limited and clamped during cutting, a cutting knife is more stable during cutting, the situation that the edge cutting part inclines and deviates is reduced, and the cutting quality is improved; and dust on the surface of the chamois leather can be cleaned before the fabric is moved and cut, the situation that the dust adheres to the surface of the chamois leather is reduced, and the processing efficiency after the fabric is cut can be improved.

The application discloses a suede composite fabric and a preparation method thereof, and belongs to the technical field of fabrics. The fabric has a gradient sandwich structure and comprises a multifunctional nano-particle modified suede layer, a nano-particle enhanced water-based PU adhesive layer and a high-strength base cloth layer. The multifunctional nano-particle is prepared by using hexachlorocyclotriphosphazene as a core skeleton and grafting organosilicon prepolymer, long fluorocarbon chain silane and silane coupling agent; the modified suede layer endows the fabric with multifunctionality, the adhesive layer strengthens the interface bonding, and the base cloth layer improves the mechanical strength. The application is prepared by using a one-pot in-situ grafting process, the fabric has excellent flame-retardant, hydrophobic and wear-resistant properties, has strong washing resistance, meanwhile, retains the delicate touch and the simulated leather texture of the suede, and the process is environmentally friendly and simple, and is suitable for application in multiple scenes.

The invention discloses a production process of a suede fabric. The production process comprises the steps of weaving of suede base cloth, splitting, dyeing, sanding, shearing and brushing, after-finishing and drying and shaping. Cation sea-island filaments are selected as terry yarns; the superfine fluff fabric is padded with an antistatic antifouling finishing liquid, a two-dipping and two-rolling process is adopted, and the antistatic antifouling finishing liquid comprises an antistatic agent, a fluorocarbon antifouling agent, a cross-linking agent, a penetrating agent and polyvinyl alcohol laurate. Through the anti-static and anti-fouling finishing liquid and the padding-baking process, the binding force between the anti-static agent and the fiber and the binding force between the anti-fouling agent and the fiber can be improved by using the cross-linking agent, the durability of the finishing effect is improved, the surface resistance of the fabric is smaller than or equal to 1 * 10 < 9 > omega, the water staining level is larger than or equal to 4, and the fabric has the anti-static and anti-fouling functions; the problems that a traditional suede fabric easily absorbs dust and is difficult to clean are effectively solved. And the anti-static and anti-fouling finishing is performed after dyeing, so that the color fastness of the suede fabric can be improved.

1. Name of the designed product: bag (suede three-dimensional embossing with five-star hanging pendant). 2. Use of the designed product: for storing articles. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

This utility model relates to the technical field of leather processing, and in particular to a microfiber imitation suede punching and feeding device. It not only continuously clamps and fixes the leather during its movement, preventing collapse due to excessive conveying length and ensuring the punching effect, but also cleans away dust electrostatically adsorbed on the leather, ensuring its cleanliness. The device includes a feeding mechanism, a driving mechanism, a moving mechanism, a clamping mechanism, a punching mechanism, and a cleaning mechanism. The driving mechanism is mounted on the feeding mechanism and drives it; the moving mechanism is mounted on the driving mechanism and assists in forward conveying of the leather; the clamping mechanism is mounted on the moving mechanism and clamps the leather; the punching mechanism is mounted on the feeding mechanism and punches the leather; and the cleaning mechanism is mounted on the punching mechanism and cleans away dust from the leather surface.

The invention belongs to the technical field of miRNA detection, and particularly relates to a biosensor for detecting miRNA, the biosensor comprises a transcription-coupled positive feedback CRISPR / Cas13a system and an electrochemical luminescence hydrogel, the electrochemical luminescence hydrogel is aminocarbazole-sodium alginate-polyethylene glycol hydrogel with the surface modified with gold nanoparticles, and the gold nanoparticles are added to the aminocarbazole-sodium alginate-polyethylene glycol hydrogel. The construction method of the biosensor comprises the following steps: polishing the surface of a glassy carbon electrode on chamois by using aluminum oxide powder, coating the treated surface of the glassy carbon electrode with aminocarbazole-sodium alginate-polyethylene glycol hydrogel with the surface modified with gold nanoparticles, then drying to form a modified film, mixing tris (2-carboxyethyl) phosphine with S1, incubating, and drying to obtain the biosensor with the gold nanoparticle modified amino carbazole-sodium alginate-polyethylene glycol modified amino carbazole-sodium alginate-polyethylene glycol modified amino carbazole-sodium alginate-polyethylene glycol modified amino carbazole-sodium alginate-polyethylene glycol modified amino carbazole-sodium alginate-polyethylene glycol modified amino carbazole. Dropwise adding to the surface of the glassy carbon electrode modified by the hydrogel; the preparation method comprises the following steps: firstly preparing a glassy carbon electrode, then using mercaptohexanol to seal, then capturing pre-prepared DA-S2, reacting and constructing to form an S1-DA-S2 structure, then dropwise adding a transcriptional coupled positive feedback CRISPR / Cas13a system reaction mixed solution to the surface of the glassy carbon electrode, and incubating, so that simple and rapid serum miRNA recognition and nucleic acid signal amplification can be realized. The invention provides a brand new design concept and technical approach for constructing a novel efficient and stable miRNA detection method, and is expected to meet the clinical requirements on high-sensitivity miRNAs detection.

The glove comprises a glove body, five fingerstalls are arranged on the glove body, the corresponding fingerstalls move independently, four protection blocks of a hump-shaped structure are arranged on the glove body, an opening is formed in one end of the glove body, the opening is of a V-shaped structure, and the other end of the glove body is of a U-shaped structure. And the glove body is connected with a magic tape. The glove body comprises the five independent movable fingerstalls and the four hump-shaped protection blocks, and extra protection and flexibility are provided. The V-shaped opening and the connected Velcro ensure that the glove is easy to wear and does not fall off easily, the protective layer is made of chamois leather with the thickness of 0.6-1.2 mm, the Kevlar anti-cutting layer with the thickness of 0.5-2 mm and the blended stainless steel wire metal layer are arranged below the protective layer, the anti-cutting performance and the anti-puncture performance are enhanced, the comfort degree and the sweat absorption performance are improved through the internal pure cotton layer, and the wear resistance and the wear resistance of the glove are improved. The glove is suitable for being used under various extreme conditions, and by means of the arrangement, the requirements for high safety and operation flexibility can be met.

The application provides a water-based suede with a suede style and a preparation method thereof, and the preparation method comprises the following steps: preparing a water-based PU slurry, wherein the water-based PU slurry comprises deionized water, water-based polyurethane, sodium alginate, metal carbonate and an auxiliary agent; passing a base cloth through an impregnation tank at a certain speed, so that the water-based PU slurry in the impregnation tank fully infiltrates the base cloth; passing the base cloth after the impregnation treatment through an acid aqueous solution coagulation bath; and performing water washing, padding treatment, drying treatment and post-processing treatment on the base cloth after the coagulation bath treatment, so as to obtain the water-based suede with the suede style. The PU content of the water-based suede with the suede style is 10-30%, and a large number of cavities are distributed in the suede.

The utility model relates to the technical field of fabric processing, in particular to composite suede fabric surface treatment equipment which comprises a weaving machine, the right end of the weaving machine is rotationally connected with an unwinding roller, the left side of the weaving machine is fixedly connected with a support, and the top of the support is rotationally connected with a winding roller. A first cleaning roller is rotatably connected to the inner side wall of the weaving machine, a U-shaped frame is fixedly connected to the top of the weaving machine, a synchronous rod is rotatably connected to the inner side wall of the U-shaped frame, helical gears are symmetrically connected to the outer portion of the synchronous rod, a lifting rod is slidably connected to the interior of the U-shaped frame, and a second cleaning roller is rotatably connected to the bottom end of the lifting rod. Compared with the existing composite suede fabric surface treatment equipment, the composite suede fabric surface treatment equipment disclosed by the utility model has the advantages that through the design of a helical gear and a tooth groove, the removal of foreign hair of fabrics with different thicknesses can be realized, and the overall practicability is greatly improved.

The utility model relates to a fabric setting machine which comprises a working table, a setting mechanism is arranged at the top of the working table, a recycling assembly is arranged outside the working table, the setting mechanism comprises a box body and a mounting frame which are fixedly connected with the working table, and a material receiving roller is rotationally connected into the mounting frame. A fabric body is fixedly wound outside the material receiving roller, a filter screen is fixedly connected to the top of the box body, an air heater is fixedly connected to the inner top wall of the box body, a variable-speed motor is fixedly connected to the back face of the box body, and the shaping mechanism further comprises a first gear fixedly connected with the variable-speed motor. According to the fabric setting machine, by arranging the setting mechanism, the chamois suede fabric is dried and set in two modes of hot air and direct heating, the drying and setting efficiency of the chamois suede fabric is improved, and the problems that the drying efficiency is low and the setting efficiency of the fabric is easily affected when the fabric is dried and set through a single heating roller are solved.

The utility model relates to the technical field of artificial leather, and discloses suede light-transmitting artificial leather which comprises a light-transmitting layer, a pattern layer and a composite base cloth layer which are sequentially stacked from top to bottom, and the composite base cloth layer comprises a first surface and a second surface which are oppositely arranged. An antibacterial layer formed after a mixed material is added into the composite base cloth layer, an oil-proof layer for preventing oil stain permeation is arranged on the surface of the first surface, the oil-proof layer is arranged on the surface of the composite base cloth layer, and the mixed material is added when the composite base cloth layer is manufactured, so that in the using process, the corresponding oil-proof effect can be achieved, and the service life of the fabric is prolonged. The condition that oily molecules enter the internal structure of the composite base cloth layer and the composite base cloth layer is difficult to clean is avoided, the mixed material can achieve a corresponding antibacterial effect, and it is avoided that when the mixed material encounters water molecules, bacteria breeding is caused, and therefore product mildewing is caused, and the use feeling is affected.

The application relates to the technical field of image processing, and discloses a processing control method and system for suede super imitation leather fabric. The method comprises the following steps: collecting a suede fabric image through double-light-source illumination and preprocessing; extracting fabric texture features based on a Gabor filter and a local binary pattern; obtaining defect information by using a U-Net model analysis; calculating process parameters by using a genetic algorithm and double-face nap parameter collaborative control; and performing quality evaluation according to indexes such as density distribution and direction consistency. The application establishes a multidimensional online detection and intelligent control system, realizes accurate monitoring and self-adaptive adjustment of the fabric processing process, and thus overcomes the technical defects of single detection means, low control precision and response lag in the prior art.

The utility model discloses a drying device for suede fabric production, which comprises a box body, and further comprises an upper drying mechanism, a lower drying mechanism, a lower drying mechanism, a lower drying mechanism, an upper drying mechanism, a lower drying mechanism, an upper drying mechanism and a lower drying mechanism, the upper drying mechanism is connected inside the box body, and a feeding hopper is arranged on the upper drying mechanism; and the lower drying mechanism is arranged below the upper drying mechanism, and the lower drying mechanism is connected with the upper drying mechanism through a material guide pipe. According to the drying device, to-be-dried residues are added into the device through a feeding hopper, materials entering the device are stirred and dried through an upper drying mechanism and conveyed to the other end, then the materials enter a lower drying mechanism through a material guide pipe to be further stirred and dried, stirring and pushing fan blades are driven to rotate through rotation of a stirring transmission shaft, and the materials are dried through a drying mechanism. And residues entering the inner barrel are stirred, so that the residues flow strongly, the residues can make full contact with the inner wall of the inner barrel to be dried, and drying is more sufficient.

The invention relates to high-flame-retardant suede and a preparation method thereof. The high-flame-retardant suede comprises a suede layer, a flame-retardant material and a fabric layer pressed on the suede layer, wherein the chamois leather layer is coated with the flame-retardant material, and the flame-retardant material is covered with the fabric layer; the flame-retardant material is respectively immersed into the chamois leather layer and the fabric layer; a heavy pressing area and a light pressing area which are arranged in sequence are formed in the position, pressed on the chamois leather layer, of the fabric layer; the forming difference of the fabric layer is preset and limited by the heavy pressing area and the light pressing area. The problems that in an existing scheme, flame-retardant fiber yarn is added into fiber fabric, the flame-retardant effect on a suede layer is limited, toxic gas can be generated after colloid combustion, the suede layer in high-flame-retardant suede still has the combustion risk, and the surrounding environment can be polluted are solved.

1. The name of the product of this design: Martin boots (extremely complex pendant suede). 2. Purpose of this design product: for wearing. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: combined use of status diagrams. 5. The bottom view of component 1 has been shown in the component 1 usage status diagram, and the bottom view of component 2 has been shown in the component 2 usage status diagram. The bottom view of component 1 and the bottom view of component 2 are omitted.

The invention discloses a suede steam drying device for suede production, and relates to the technical field of fabric drying, the suede steam drying device comprises a rack, a steam generator and a controller, the rack is provided with a conveying roller, a detection assembly, a steam drying assembly, an electric heating drying assembly and two sets of recovery assemblies, the conveying roller is installed between the racks, and the detection assembly is installed between the steam drying assembly and the electric heating drying assembly; the detection assembly is located above the conveying rollers, the conveying rollers can convey materials, the detection assembly can detect the local wrinkle degree and humidity of the materials, the drying assembly can be matched with the detection assembly to dry the materials, and the recovery assembly can recover residual heat on the materials. When suede needs to be dried, the suede needing to be dried can be driven by the conveying rollers to pass through the detection assembly, the steam drying assembly, the electric heating drying assembly and the two recovery assemblies, so that precise drying treatment of the suede is completed, wrinkles can be smoothed during use, and the situation that finished products are wrinkled, and the quality of the suede is affected is prevented.