46results about "Fulling" patented technology

The utility model discloses an energy-saving cloth preshrinking setting machine based on air cooling, which comprises a conveying belt for conveying cloth, and a wet spraying area, a drying area and a cooling area which are sequentially arranged along the conveying direction of the conveying belt, an air draft box is arranged below the conveying belt in the cooling area, and air draft holes are densely distributed at the top of the air draft box. The side wall of the air draft box is provided with an air draft opening, the air draft opening is connected with an air draft fan through an air draft pipe, the air draft fan is arranged below the drying area conveying belt, and the air outlet end of the air draft fan blows air upwards towards the drying area conveying belt. The pre-shrinking device has the advantages of energy conservation, good pre-shrinking effect and the like.

The invention discloses a preparation method of a springback antistatic DTY fiber high-fluffy home dress fabric, and relates to the field of textile material processing. The steps of pretreatment, antistatic finishing, heat setting, mechanical bulking, fulling milling finishing and the like are combined, so that high bulking power, good rebound resilience and stable antistatic performance of the fabric are realized. The method is reasonable in process and easy for industrial production, and the obtained home clothing fabric has the advantages of softness, comfort, less static accumulation, good wearing resilience and the like, and is suitable for preparation of various high-grade home clothing fabrics.

The invention belongs to the technical field of textiles, and particularly relates to a polyester ammonia-free four-side elastic woven shirt fabric and a preparation method thereof. The preparation method of the all-polyester ammonia-free four-side elastic tatting shirt fabric comprises the following steps: twisting and shaping yarns, and carrying out tightness design; the method comprises the following steps of: dyeing shaped yarns by adopting a cheese dyeing form, carrying out warping after dyeing and cleaning, then weaving according to tightness, and finally, carrying out loose water washing, drying, primary preshrinking, high-temperature shaping, oiling shaping and secondary preshrinking on yarn-dyed grey cloth, so as to obtain the polyester ammonia-free four-side elastic tatting shirt fabric. According to the all-polyester ammonia-free four-side elastic woven shirt fabric and the preparation method thereof, the twisted and shaped PTT and PET composite filaments are used as raw materials, the fabric is endowed with excellent stretching and recovery performance in combination with the after-finishing process, meanwhile, sizing is not needed in the production process, the flow is short, the efficiency is high, and the elasticity is lasting.

The invention provides a moisture-absorbing and heating double-sided weft-knitted fabric and a preparation method thereof, and relates to the technical field of textiles. The preparation method comprises the following steps: weaving to form a double-sided fabric with a surface layer and an inner layer; performing dyeing and finishing treatment on the double-sided fabric; the method sequentially comprises the steps of low-temperature dyeing treatment, differentiated fleece treatment of a surface layer and an inner layer, shearing treatment, low-temperature lustring treatment and overfeeding setting treatment. According to the preparation method, a specific dyeing and finishing process combination is adopted to synergistically balance the functionality, comfort and stability of the fabric. Through low-temperature dyeing and low-temperature lustring, hydrophilic groups of the fibers are reserved, and the moisture absorption and heat generation performance is guaranteed; differentiated fleece is adopted and is supplemented with shearing treatment, so that the wear-resistant function of the surface layer and the skin-friendly function of the inner layer are optimized, and meanwhile, the fluff uniformity is ensured; and finally, due to introduction of overfeeding shaping, the dimensional stability of the fabric is effectively controlled, and the risk of shrinkage deformation is reduced.

The invention relates to a wool gigging fabric and a preparation method thereof. The wool gigging fabric is obtained by napping a double-sided fabric; one surface of the double-sided cloth is a flat surface, the other surface of the double-sided cloth is a terry surface, and the terry surface is napped to obtain a napped surface; the terry surface is formed by weaving nylon 66DTY and shrink-proof wool in a compact spinning mode, the terry surface is of a terry structure, and the terry structure is formed by the shrink-proof wool in a compact spinning mode; and the flat surface is obtained by weaving nylon wrapped Lycra core-spun yarns. The gigging fabric provided by the invention takes the double-sided cloth as the gray fabric, and the gigging surface is formed by napping through the terry structure on the surface of the double-sided cloth, so that the problem of bottom exposure can be effectively solved, and the gigging effect of fullness and high warmth retention property is realized.

The application discloses a preparation method of a washing-resistant elastic knitted fabric, and is characterized in that the method comprises the following steps: raw material selection, grey fabric weaving and dyeing and finishing process; the raw material selection selects (50-150) D / (48-144) F DTY low-elasticity yarn and (30-100) D / (24-72) F Sorona fiber to form a plying network yarn in parallel, thereby forming 100% polyester fiber; and the preparation method can effectively solve the problem of excessive shrinkage of the knitted fabric prepared from the Sorona fiber after high-temperature or multiple industrial washing, and the knitted fabric has soft hand feeling.

This invention discloses a high-elasticity shape-retaining composite fabric for use under leather seats, relating to the technical field of soft and reinforcing shape-retaining lining fabrics for automotive seat leather. The fabric is woven with two-needle plain binding (connecting the warp and weft yarns) using GB1:21 / 01 or 10 / 12, and two paired comb sections using GB2:000 / 000 / 111 / 000 and GB3:111 / 000 / 000 / 000. Both the warp and weft yarns are alternately combined using fine denier high-elasticity polyester DTY (low F number) and conventional coarse denier low-elasticity high F number polyester yarns. This invention overcomes the shortcomings of existing technologies, effectively improving the high elasticity, fluffiness, and softness of the fabric, and further enhancing its dimensional shape recovery and stability. It also increases the leather's strength and prevents bulging and wrinkling after lamination with leather.

This invention relates to an automated steam pre-shrinking machine for down textile fabrics. The steam pre-shrinking machine includes a housing; a steam generating assembly disposed within the housing; a drying assembly disposed within the housing; and a humidifying assembly disposed within the housing. The humidifying assembly utilizes steam generated by the steam generating assembly to humidify the down textile fabric. The humidifying assembly includes an air inlet pipe connected to the steam generating assembly and a driven roller. The air inlet pipe is connected to a roller shaft, which has a cavity and an air outlet groove communicating with the cavity. A bushing with an exhaust hole is fitted onto the roller shaft. This invention utilizes high-speed steam to permeate the fabric, effectively wetting non-absorbent and thick fabrics, and compresses the fabric to prevent excessive water absorption and drying difficulties, thus effectively improving the efficiency and effect of fabric pre-shrinking.

The utility model discloses a low-energy-consumption cloth preshrinking setting machine which comprises a conveying belt, a wet spraying area, a drying area and a cooling area, the wet spraying area, the drying area and the cooling area are sequentially arranged in the conveying direction of the conveying belt, the wet spraying area is sequentially provided with a spraying device and a steam spraying device in the conveying direction, and the spraying device and the steam spraying device are arranged above the conveying belt in the wet spraying area. The spraying area conveying belt is arranged in the spraying area and used for spraying water mist and steam downwards to cloth on the spraying area conveying belt, a water vapor condensing disc is arranged below the spraying area conveying belt and used for containing water which is not absorbed by the cloth in the spraying process and condensate water generated in the steam spraying process, and a water drainage opening is formed in the low position of the water vapor condensing disc and used for draining water from the water drainage opening. The water outlet is connected with a water tank through a recovery pipeline and used for recovering water contained in the water vapor condensation disc to the water tank, and water in the water tank is supplied to the spraying device after being filtered. The pre-shrinking device has the advantages of saving energy and water, reducing emission, being good in pre-shrinking effect and the like.

This invention relates to the field of textile and garment processing technology, and discloses a textile and garment processing platform and its usage method. The platform includes a processing backplate, a processing top plate fixedly mounted on the surface of the backplate, a processing front column fixedly mounted on the bottom of the top plate, a cutting top box fixedly mounted on the bottom of the top plate, and cutting front and rear electric slide rails fixedly mounted on the bottom of the cutting top box. This invention achieves protection of the operating equipment through an operating frame, automated programming and operation of the garment processing electrical components using an operating computer, switching the electrical equipment on and off using control buttons, providing power to the electrical equipment through a power socket, moving the fabric roll to be processed using a rotating roller fixedly mounted on the surface of the fabric placement seat, stabilizing the processing equipment with a support base, and further stabilizing the processing equipment with a support base plate and anti-slip pads.

The invention provides a special fulling washing process for granular wool, and belongs to the technical field of wool fulling. Comprising a base, a balance module is arranged on the inner side of the upper end of the base, transverse clamping modules are arranged on the left side and the right side of the outer end of the balance module, fulling milling modules are installed on the inner sides of the transverse clamping modules in a sleeved mode, a protruding plate is arranged above the front end of the base, and a rotating motor is arranged at the upper end of the protruding plate. A swing structure is formed by the rotating motor, the driving balance module, the transverse clamping module and the fulling milling modules, the symmetrically-distributed fulling milling modules and the transmission motor and the rotating module below the fulling milling modules are preset according to production requirements, two sets of working modes are formed, the left side is used for fulling common wool, and the right side is used for fulling granular wool; compared with a traditional single-cylinder type design, internal parameters and a mechanical structure do not need to be frequently replaced during use, the overall operation is more convenient and faster, and the production applicability of the device during fulling milling of wool products is improved.

The invention relates to the technical field of high-air-permeability fabrics, and discloses a preparation method of a high-air-permeability anti-UV cellulose fabric, which comprises the steps of raw material preparation and blending, yarn spinning and twisting, fabric weaving, functional dyeing and finishing treatment and after-finishing setting. The air permeability of the fabric can be improved through the preparation method.

The utility model discloses a heating device of a cloth pre-shrinking machine, and relates to the technical field of pre-shrinking machines. Comprising a plurality of fixing blocks, an installation part, a heater and a swing block are arranged between the fixing blocks, and the swing block swings relative to the fixing blocks; the collecting mechanism is arranged on the outer side of the fixing block and used for collecting steam, the collecting mechanism comprises a supporting piece and a guiding piece, the guiding piece is arranged at the top of the fixing block and used for guiding the steam, and the supporting piece is arranged at the top of the fixing block and used for supporting the guiding piece. Through the arrangement of the supporting piece and the guiding piece, the supporting column, the fixing strip, the guiding groove, the rotating plate, the flow guiding plate, the guiding plate and the through groove are matched, so that generated condensate water is guided in the using process, the situation that the condensate water drips on the surface of cloth, consequently, local cooling of the cloth is caused, and then the shrinkage effect of the cloth is affected is avoided, and the service life of the cloth is prolonged. The size stability of the cloth is reduced.

The invention provides a production method of silk stockings, and aims to solve the technical problem that in the prior art, the performance of the silk stockings washed for multiple times is obviously degraded in the aspect of ultraviolet protection. The production method comprises the following steps: S100, material selection: selecting composite yarns of anti-ultraviolet chinlon and anti-raveling spandex; s200, weaving to form a sock blank; s300, preshrinking is conducted, specifically, the sock blank is put into a preshrinking machine to be vacuumized; s400, sewing is conducted, specifically, the stocking blank is sewn, and the silk stockings are formed; s500, dyeing, wherein the silk stockings are dyed; and S600, shaping, wherein the silk stockings are put into a shaping machine to be shaped. According to the method, the anti-ultraviolet chinlon and the anti-raveling spandex are selected to be made into the yarn, so that the produced silk stockings have high elasticity and anti-ultraviolet capacity, the stability of the structure of the silk stockings can be enhanced through the two working procedures of preshrinking and shaping, and the silk stockings can still keep high ultraviolet protection capacity after being washed for multiple times.

The invention provides a cashmere knitted fabric after-finishing method and a cashmere knitted fabric, and the cashmere knitted fabric after-finishing method comprises the following steps: step a, fulling milling treatment: performing fulling milling treatment on the cashmere knitted fabric for 50-70 min; b, fine washing treatment, wherein the cashmere knitted fabric treated in the step a is subjected to fine washing treatment; step c, scutching treatment; d, primary decating, wherein the cashmere knitted fabric treated in the step c is subjected to primary decating and shaping; e, fuzzing the steel wire; f, steaming and brushing treatment; and g, preshrinking and secondary decating treatment: carrying out preshrinking treatment on the cashmere knitted fabric treated in the step f, and carrying out secondary decating treatment on the cashmere knitted fabric subjected to preshrinking treatment. According to the after-finishing method of the cashmere knitted fabric, the cashmere knitted fabric obtained through finishing has rich suede surfaces and is good in durability, soft and smooth in fabric touch feeling, comfortable to wear and capable of keeping warm.

The fulling milling and dewatering all-in-one machine comprises a machine body, a roller arranged in the machine body, an outer ring baffle, an inner ring baffle and a door cover, the outer ring baffle and the inner ring baffle are arranged on the machine body and located on the outer side of the roller, the door cover is arranged on the inner ring baffle and matched with an opening of the roller, a transparent observation window is arranged on the door cover, and a switching frame is arranged on the inner ring baffle. The door cover is fixed to the center of the adapter frame, one end of the adapter frame is connected to the inner ring baffle in an adapter mode, and the other end of the adapter frame is connected with the outer ring baffle through a fixing device. The door cover is locked through cooperation of the transfer frame and the fixing device, the problem that the door cover is burst open during dehydration is solved, integrated fulling and dehydration of the woolen sweater can be achieved, manpower consumption is reduced, and potential safety hazards are eliminated.

The application discloses a precise woolen blanket pre-shrinking machine and belongs to the technical field of pre-shrinking machines. The machine comprises a controller for overall machine control, a cloth feeding and guiding frame, a cloth feeding trolley head, a steam spraying unit, a woolen blanket main body and a cloth stacking unit arranged in sequence according to a pre-shrinking process. The woolen blanket main body comprises a machine table, an upper pre-shrinking unit, a lower pre-shrinking unit, a guiding unit and a pre-shrinking precision control unit. The pre-shrinking precision control unit is arranged between the upper pre-shrinking unit and the lower pre-shrinking unit. The pre-shrinking precision control unit comprises a tension acquisition guiding unit. The bottom of the tension acquisition guiding unit is fixed with a first pair of roller feeding units. The bottom of the first pair of roller feeding units is fixed with a loose steam curing unit. The bottom of the loose steam curing unit is fixed with a second pair of roller feeding units. The application discloses a precise woolen blanket pre-shrinking machine which can be used for precise pre-shrinking and setting finishing of pure cotton, blended and chemical fiber circular knitted fabrics and can guarantee pre-shrinking efficiency and pre-shrinking quality.

The invention discloses a flocked jean fabric and a manufacturing method of the flocked jean fabric, and belongs to the field of after-finishing of jean fabrics. The cloth blank is sequentially subjected to singeing treatment, tentering treatment, desizing treatment, alkali soaking treatment, first-time preshrinking treatment, plasma etching, second-time preshrinking treatment, oxidation treatment, wool removal enzyme treatment and electrostatic flocking treatment. According to the method, damage to the strength of the fabric is small, the yarn structure loosened during tentering is tightened again before etching through first-time preshrinking, the plasma action is mainly concentrated on the surface layer of the fabric, it is avoided that the strength is affected due to deep damage of fibers, the yarn structure loosened after plasma etching is tightened again through second-time preshrinking, the stability of the cloth cover is recovered, and the fabric quality is improved. Further loosening of the structure caused by subsequent ozone oxidation and other steps is inhibited, an ideal flocking substrate with a stable structure and an activated surface is constructed by the whole process, the permeability of an adhesive and the adhesion fastness of fluff are remarkably improved, and less fluff falls off after water washing and antique finishing.

The application discloses a three-dimensional particle-sensing jean garment and a manufacturing method thereof, and belongs to the field of textiles. Raw materials adopt warp yarn and weft yarn, both of which are cotton yarn. The warp yarn includes first yarn and second yarn with different twist factors and torsional stiffness. Before weaving, the first yarn is subjected to yarn steaming treatment when being wound on a bobbin, and the weft yarn is subjected to steam treatment in a stretched state, and then is dyed. After weaving according to three-under-one-over, the cloth is subjected to horizontal cutting after finishing and finishing, the warp yarn is used as the weft yarn, and the weft yarn is used as the warp yarn. The original weft-knitted point is changed into a warp-knitted point capable of well covering the weft yarn, the texture of traditional jean fabric can be made, the thick weft yarn is interwoven with the thin warp yarn, the weft yarn is not prone to breaking during weaving, the weaving efficiency is high, the obtained fabric is not prone to slitting and is not stiff, and has a particle-sensing effect. After washing, the fabric has a worn-out effect like traditional jean fabric.

The utility model relates to the technical field of cloth inspecting machines, in particular to a cloth inspecting machine for cloth surface flaw detection, which mainly comprises a support frame, a material conveying roller is arranged on the inner side of the support frame, the bottom of one end of the support frame is connected with a material receiving frame, and a mounting frame is arranged at the top end of one side of the support frame. A visual detector is arranged at the top end of the inner side of the mounting frame, pressing plates are arranged at the two ends of the inner side of the mounting frame, a cutting supporting plate is arranged at the bottom end of the mounting frame, the inclined mounting plate is arranged at the top end of the supporting frame, and a protective baffle is arranged at the top end of the inclined mounting plate. According to the cloth inspecting machine for detecting the surface defects of the cloth, in the conveying process, the defective parts of the cloth are compacted through the cutting supporting plate and the pressing plate, then movable cutting is conducted through the telescopic cutter, and then the cut cloth is connected and wound; by means of the arrangement, slitting adjustment can be conducted on products in the flaw detection process, and the machining efficiency of equipment is improved.

This invention discloses a lightweight, wrinkled, all-cotton, fluorine-free, three-proof fabric and its preparation method, belonging to the technical field of three-proof fabrics. The invention involves spinning → weaving → singeing → cold desizing → scouring → permanent crepe treatment → mercerizing → dyeing → (stylized) crepe strengthening treatment → stretching and setting (fluorine-free three-proof auxiliary agent working solution) → pre-shrinking to obtain the lightweight, wrinkled, all-cotton, fluorine-free, three-proof fabric. The fluorine-free three-proof auxiliary agent working solution includes: a dispersion of polyurethane polymer emulsion or acrylic copolymer with paraffin; an acrylic oil-repellent agent; a pyrazole-terminated isocyanate compound dispersion; a softener; a pH adjuster to adjust the pH to 5.0–5.5; and the balance being water. The lightweight, wrinkled, all-cotton, fluorine-free, three-proof fabric prepared by this invention is environmentally friendly and safe, with good waterproof, oil-repellent, stain-resistant, and durable properties. It features a wrinkled style and comfortable feel, good breathability and moisture permeability, strength, and dimensional stability, combining aesthetics and practicality.

The invention provides a preparation method of a naturally curled cashmere fabric, which comprises the following steps: S1, dyeing: taking cashmere as a raw material, dyeing loose wool, dehydrating, and drying the loose wool; s2, spinning: making the dried cashmere into yarns; s3, weaving: warping and drawing in the cashmere yarns, and weaving into cashmere grey cloth; s4, performing low-temperature long-time fulling milling and tentering drying on the cashmere gray fabric; s5, performing primary wet raising of light teasel fruits, wet raising of light steel wires, drying, dry raising of light steel wires, humidification and wet raising of teasel fruits; s6, repeating the step S5 for one time; s7, drying after wet rolling; and S8, carrying out first steam preshrinking, and carrying out second steam preshrinking after decating to obtain the naturally curled cashmere fabric. By means of the weaving weave and the after-finishing process, the natural curled wool surface of the cashmere can be formed on the surface of the fabric instead of artificial hard straightening, fiber damage is reduced, and the natural gloss and hand feeling of the cashmere are naturally exerted.

The utility model relates to the technical field of steam preshrinking machines, in particular to an air injection mechanism for a steam preshrinking machine, which comprises a preshrinking roller, two air inlet pipes are symmetrically mounted in the preshrinking roller, two adjusting components are symmetrically and movably arranged in the preshrinking roller, and air outlet components are fixedly mounted on the outer sides of the air inlet pipes. And the air outlet assembly comprises a plurality of air outlet pipes which are fixedly embedded in the outer side surface of the air inlet pipe at equal intervals. According to the utility model, the plurality of air outlet pipes are arranged in the preshrinking roller, so that steam is discharged from different positions in the preshrinking roller, and meanwhile, the air displacement of the air outlet pipes at different positions is controlled, so that the steam is uniformly discharged from the interior of the preshrinking roller, the difference between the wetting degree and the heating degree at the edge and the center of cloth is small, and the preshrinking uniformity of the cloth is improved; when narrower cloth is pre-shrunk, the baffle is moved to shield the air outlet holes, the air outlet range of the pre-shrinking roller is adjusted, air is discharged only at the cloth shielding position, and the steam utilization rate is increased.

The invention belongs to the technical field of textile, and particularly discloses an antibacterial knitted velvet fabric and a preparation process thereof.The preparation process includes the following steps that first yarn and second yarn form coils respectively, and the coils are connected into a knitted fabric in a stringing and sleeving mode; the obtained knitted fabric is subjected to fulling milling and napping finishing, and knitted velvet fabric is obtained; the first yarns comprise antibacterial porous polyester fibers, and the second yarns comprise cotton fibers; the antibacterial porous polyester fiber comprises polyethylene glycol terephthalate and an antibacterial component in a mass ratio of (0.5-6): 100, and the antibacterial component comprises coffee charcoal powder, bamboo charcoal powder and coconut shell charcoal powder in a mass ratio of 1: (0.5-2): (0.1-1). The porous polyester fibers containing the antibacterial components (coffee charcoal powder, bamboo charcoal powder and coconut shell charcoal powder) and the cotton fibers are made into the knitted velvet fabric, so that the knitted velvet fabric has good moisture absorption and air permeability and an antibacterial function and is suitable for being applied to home textile products.

The invention discloses a suede sea-island suede fabric and a production method thereof, and relates to the technical field of textile material science and engineering and chemical fiber processing, the production method comprises the following steps: weave weaving, preshrinking treatment, elastic shaping, sanding treatment and carding finishing, through the synergistic effect of a loop-pile weave method and a preshrinking shaping process, the suede fabric is made into a suede fabric, and the suede fabric is made into the suede fabric. The sea-island fibers and the elastic fibers form an interpenetrating network structure under a high-temperature condition, topological entanglement occurs between the microfibrillating characteristic of the sea-island fibers and molecular chain segments of the elastic fibers, the bonding strength of a fiber interface is enhanced, curling deformation of the fabric under dyeing and finishing tension is inhibited, dye permeation path difference caused by curling is fundamentally blocked, and the dyeing effect of the fabric is improved. Therefore, the color difference and strip printing defects of the cloth cover are eliminated, the essential improvement of color uniformity is realized, and the warp-direction shrinkage force and the weft-direction resilience force of the fabric reach dynamic balance through a dynamic regulation and control mechanism of low-temperature setting and bidirectional overfeeding.

The utility model discloses a preshrinking combined all-in-one machine which comprises a base, a preshrinking machine body, a discharging assembly, a deviation rectifying assembly, a material collecting assembly and a driving assembly, the preshrinking machine body is arranged on the base, the discharging assembly is arranged at one end of the base and used for fabric discharging, the deviation rectifying assembly is arranged on one side of the discharging assembly and used for preventing fabric deviation, and the driving assembly is arranged on the base. According to the pre-shrinking machine, the deviation rectifying assembly is arranged in front of the pre-shrinking machine body, after fabric is discharged from the discharging assembly, deviation adjustment is carried out on the advancing direction of the fabric through the deviation rectifying assembly, it is guaranteed that the fabric can enter the pre-shrinking machine body, and therefore the fabric can enter the pre-shrinking machine body. And then the material receiving assembly is driven by the driving assembly at the other end of the preshrinking machine body to receive the materials, the processed fabrics are automatically stacked, manpower is reduced, and time and labor are saved.

The invention provides a manufacturing method of modal and blended knitted fabric thereof, which specifically comprises the following steps: S1, singeing: quickly passing gray fabric of modal cotton blended knitted elastic plain cloth fabric through a burner of a singeing machine, and burning off hairiness on the surface of the fabric; s2, boiling off and bleaching: boiling off and bleaching the singed gray fabric by adopting a high-temperature overflow dyeing machine; s3, in-cylinder loose mercerizing: directly performing loose mercerizing treatment on the boiled and bleached wet cloth in a high-temperature overflow dyeing cylinder; s4, reactive dyeing: dyeing the fabric subjected to the loose mercerizing treatment by using a reactive dye according to a required color, and fixing the color by using sodium carbonate; s5, soaping: soaping the dyed fabric to remove flooding; s6, tentering and shaping; s7, preshrinking is carried out; and S8, finished product inspection and the like. The defects that modal and blended knitted fabric thereof are prone to deformation and pilling are overcome, meanwhile, the elasticity and resilience of the fabric are improved, and the fabric is endowed with soft, glutinous and smooth hand feeling, easy-care, crease-resistant and good in gloss after being washed.

The application discloses a micro-tension pre-shrinking and washing machine, which comprises a pre-shrinking unit and a washing unit, wherein the pre-shrinking unit and the washing unit are sequentially arranged along a fabric conveying path in a fabric conveying direction; the pre-shrinking unit comprises a high-temperature pre-shrinking box and a fabric conveying mechanism, the fabric conveying mechanism is arranged in the high-temperature pre-shrinking box, the fabric conveying mechanism comprises a plurality of rollers, the plurality of rollers are arranged in parallel along the fabric conveying path, the surface of the roller protrudes radially outwardly and is provided with a plurality of racks, the racks are parallel to the axial direction of the roller, and the plurality of racks are arranged and distributed along the circumferential direction of the roller. The micro-tension pre-shrinking and washing machine is characterized in that the fabric is pre-shrunk at high temperature in the pre-shrinking unit and then relaxed under the washing of the washing unit, the operation of one plus one minus presents a neutralizing effect, the final deformation of the fabric can be greatly reduced, the fabric after washing can keep the initial shape or the nearly initial shape, and the quality of the fabric after washing is higher.

The invention discloses a preparation method of a pure polyester matte down-proof fabric, which adopts a 25D-75D pure polyester nylon fabric, and comprises the following process flows: fabric refining, dyeing, washing and drying, water repellent processing, heat setting, calendaring and finishing and setting. Compared with the prior art, the method has no special limitation on fabric yarns, tissue design and fabric styles, the fabric is endowed with excellent air-permeable and down-proof capability through a calendaring device and process with specific hardness in combination with a specific finishing and shaping process after calendaring, and the fabric can still have an excellent effect even after being washed for five times. Meanwhile, the surface gloss is weak, the color is deep, the hand feeling is soft, and the cotton feeling is strong. Besides, through a special technological method, steam ironing shrinkage and washing shrinkage can be obviously improved, and the clothing manufacturing requirement can be met without placing shrinkage or steam ironing before sewing.

The invention discloses a sportswear tailoring and sewing process based on multiple down blocking structures, and belongs to the technical field of sportswear processing. The invention discloses a sportswear tailoring and sewing process based on multiple down blocking structures. The process comprises the steps of fabric pretreatment; presetting a down blocking reinforcing structure; carrying out partition cutting on the liner cloth and carrying out laser cutting on the discharged material; sewing in different areas and quantitatively filling down; carrying out three-dimensional quilting seam treatment and integral sewing; carrying out full-dimensional sealing treatment; and quantitatively detecting a finished product. The problems that in the prior art, high-density fabric is poor in breathability, holes are prone to being blocked due to the fact that glue compounding is prone to failure, and down leakage is prone to occurring due to incomplete sewing thread sealing are solved. Full-path down-proof sealing is achieved, the limitation of existing single-link down-proof is broken through, collaborative optimization of down-proof performance and air and moisture permeability is achieved, the risks of uneven stress and needle hole expansion at the sewing position are reduced, and the situation that a down-proof structure is damaged due to overfilling or the warm keeping performance is reduced due to insufficient filling is avoided; quantitative detection and quality control of the down-proof performance are realized.