Elastic xov paj

1Q: Cov txheej txheem tseem ceeb yog dab tsi?

A: 

Thaum lub sij hawm cov txheej txheem spinning, Spandex Stretch yog ib qho tseem ceeb technological parameter, uas cuam tshuam rau elasticity ntawm Covered xov paj thiab ntaub, nrog rau lub zog thiab elongation, evenness ntawm sawb thiab creep zog ntawm cov xov paj. Lub predraft piv ntawm spandex yog heev me me, uas tsis tuaj yeem muab kev ua si tag nrho rau qhov zoo ntawm elasticity ntawm elastic ntaub. Thaum cov cua ntsawj ntshab siab dhau lawm, nws nyuaj rau tig, thiab nws yooj yim ua rau cov xov paj tawg, thiab cov khoom lag luam poob qis raws li. Tsis tas li ntawd, cov ntsiab lus feem pua ​​​​ntawm spandex tseem cuam tshuam rau elasticity ntawm cov xov paj, cov ntsiab lus siab, zoo elasticity. Nyob rau hauv cov ntaub ntawv ntawm ib tug tej yam me me ntawm spandex hlau, qhov feem pua ​​ntawm spandex hlau txo nrog qhov nce ntawm kev sib piv, uas yog, qhov piv txwv ntawm spandex yog inversely proportional rau feem pua ​​ntawm spandex yarn.

Lub zog thiab elongation ntawm huab cua coated xov paj nce nrog qhov nce ntawm predrafting piv ntawm spandex. Thaum daim duab nce mus txog ib qho nqi, qhov thim rov qab ntawm spandex ua rau cov fiber ntau curl. Thaum lub predraft ntau yog nce kom tsim nyog, qhov feem pua ​​ntawm spandex yog txo thiab lub curling degree ntawm cov txheej fiber ntau yog loj. Txawm li cas los xij, thaum cov cua ntsawj ntshab loj dhau lawm, qhov deformation amplitude ntawm spandex hlau yog ze rau tus nqi tseem ceeb ntawm deformation, uas yuav ua rau lub zog thiab elongation ntawm cov xov paj npog txo qis, tab sis muaj txiaj ntsig zoo rau kev ziab khaub ncaws ntawm cov xov paj.

Creep yog qhov tshwm sim ntawm deformation nrog lub sij hawm nyob rau hauv tas li lub zog tsim. Lub creep kuj ntawm cov pa coated yarn yog qhov zoo tshaj plaws thaum nws yog predrawn 3.5 zaug los ntawm spandex. Tshwj xeeb raws li kev siv ntawm kev hloov kho thiab nws cov downstream fabric style tsim nyog hloov.

(1) Cov xov paj tseem ceeb thiab cov khoom siv fiber ntau ntawm spandex core-cored yarn los ntawm ob lub ntsiab lus, thiaj li ua kom muaj kev cuam tshuam tag nrho cov yam ntxwv ntawm cov xov paj tseem ceeb thiab outsourcing fiber. Cov xov paj tseem ceeb tsis raug, thiab cov khoom siv hluav taws xob tuaj yeem tsuas yog luv fiber ntau raws cov kab xev;

Cov xov paj cladding tsis xav kom cov tub ntxhais yuav tsum tau them tag nrho. Cov fiber ntau sab nrauv yuav yog cov hlua los yog ib lub xov paj, thiab nws tau qhwv hauv cov khoom siv tshwj xeeb (hollow spindle spinning tshuab) rau lub hom phiaj ntawm kev zoo nkauj

(2) Spandex core-them xov paj: Nws yog spandex qhwv nrog luv fiber ntau, nrog spandex li cov tub ntxhais, outsourcing non-elastic staple fiber, cov tub ntxhais hlau yuav tsis raug thaum lub sij hawm ncab.

Spandex cov xov paj: Nws yog cov xov paj elastic tsim los ntawm kev qhwv cov xov paj txuas ntxiv nrog cov xov paj spandex raws li cov tub ntxhais thiab cov uas tsis yog-elastic staple fiber lossis ntev filament hauv cov duab kauv. Lub hauv paus yog nthuav tawm nyob rau hauv lub xeev tensioned.

2Q: Dab tsi yog qhov feature ntawm huab cua npog xov paj?

A: 

Cov xov paj uas muaj huab cua yog cov xov paj uas sib txuas ob qho tib si ntawm cov khoom siv fiber ntau thiab spandex filament los ntawm qee hom nozzle thiab yog txau tsis tu ncua nrog cov cua compressed heev los tsim cov kab sib dhos ntawm cov ntsiab lus. Nws cov ntaub zoo li mos thiab du; Tshuab-thooj xov paj yog ib hom spandex core-thooj xov paj uas txuas ntxiv tig thiab mob nyob rau hauv qhov nro tas li. Twist tom qab twist, lub ntsiab feature yog crisp ntaub style.

Muaj ob qhov zoo thiab qhov tsis zoo ntawm huab cua - spun yarn weaving nyob rau hauv nqes mills. Thaum warping lub hnab khoob ntawm lub dav hlau dav hlau looms, qhov loj me feem ntau yuav tsum tau, txwv tsis pub cov ntaub tuaj yeem ua rau fuzziness thiab tawg, tab sis kev ntaus tuaj yeem siv ncaj qha. Nyob rau hauv cov nqe lus ntawm tus nqi ib leeg, khoob bale muaj peev xwm ntau dua li tshuab bale yarn, ua tus nqi qis dua tshuab bale xov paj, uas yog yooj yim los txo tus nqi ntawm downstream weaving mills. Txawm hais tias cov xov paj tseem tsis tau nthuav tawm, tab sis ntxiv rau qhov sib tw tsis zoo, spinning thiab weaving tsis yooj yim los tsim teeb meem zoo, tab sis cov txiaj ntsig qis, yog li tus nqi ntau dua 5000 yuan / ton. siab dua cov pob khoob ntawm tib cov lus qhia, spandex coated yarn tus nqi yog ntau tshaj 10,000 yuan / ton siab tshaj lub pob khoob ntawm tib lub ntsiab lus, uas ua rau kom tus nqi ntawm kev siv tshuab qhwv xov paj zoo heev.

Nyob rau hauv cov txheej txheem spinning ntawm lub tshuab-thooj xov paj, qhov sib piv ntawm cov xov paj ntawm spandex yog ib qho tseem ceeb ntawm kev siv tshuab, uas cuam tshuam rau elasticity ntawm cov xov paj thiab ntaub, nrog rau elongation, evenness thiab creep zog ntawm cov xov paj. Qhov piv ntawm cov khoom siv ntawm spandex yog me me dhau los muab kev ua si tag nrho rau qhov zoo ntawm cov ntaub elastic. Overdraft ua rau spinning nyuaj, yooj yim rau tawg xov paj thiab txo cov khoom zoo. Tsis tas li ntawd, feem pua ​​​​ntawm cov xov paj spandex tseem cuam tshuam rau elasticity ntawm cov xov paj, cov ntsiab lus siab ntawm cov xov paj npog, zoo elasticity. Raws li qee qhov tshwj xeeb ntawm cov xov paj spandex, feem pua ​​​​ntawm cov xov paj spandex txo qis nrog qhov nce ntawm kev sib piv, uas yog, qhov sib piv ntawm cov xov paj spandex yog inversely proportional rau feem pua ​​ntawm cov xov paj spandex.

3Q: Dab tsi yog ntuj textile khoom?

A: Ntuj fiber ntau yog cov khoom siv fiber ntau tau ncaj qha los ntawm cov nroj tsuag lossis cov nroj tsuag cog qoob loo thiab cog qoob loo, uas yog cov khoom tseem ceeb ntawm kev lag luam textile. Textile raw khoom yog ib lub tswv yim txheeb ze. Rau mills, textile raw cov ntaub ntawv xa mus rau tag nrho cov ntuj los yog tshuaj fibers siv nyob rau hauv spinning. Ntuj fibers: paj rwb (dawb paj rwb, xim paj rwb, organic paj rwb, thiab lwm yam), hemp (flax, ramie, sisal, thiab lwm yam), silk (mulberry silk, tussah silk, thiab lwm yam), plaub hau (wool, luav plaub hau, Australian. plaub hau, etc.)

Ntuj fiber ntau yog textile fiber tau ncaj qha los ntawm cov nroj tsuag los yog cog qoob loo thiab cog qoob loo, uas yog cov khoom tseem ceeb ntawm kev lag luam textile. Txawm hais tias kev tsim cov fibers hluavtaws tau nce sai heev txij li nruab nrab ntawm lub xyoo pua 20th thiab cov khoom siv ntawm textile raw cov ntaub ntawv tau hloov pauv zoo heev, ntuj fibers tseem suav txog li 50 feem pua ​​​​ntawm tag nrho cov khoom tsim tawm txhua xyoo ntawm textile fibers.

Muaj ntau hom natural fibers. Paj rwb, hemp, wool thiab silk yog siv nyob rau hauv textile rau lub sij hawm ntev. Paj rwb thiab hemp yog cov nroj tsuag fibers, thiab wool thiab silk yog tsiaj fibers. Asbestos muaj nyob rau hauv cov khaubncaws sab nraud povtseg ntawm lub ntiaj teb crust, hu ua ntxhia fibers, thiab yog ib qho tseem ceeb lub tsev cov ntaub ntawv, raws li zoo raws li rau textile daim ntaub ntawv. Cov paj rwb fiber ntau yog qhov tsim nyog tshaj plaws thiab muaj ntau yam kev siv. Nws tuaj yeem siv rau kev xaws khaub ncaws, ntaub pua txaj, ntaub pua chaw pw thiab lwm yam khoom siv niaj hnub, nrog rau cov ntaub qhwv thiab cov khoom siv conveyor, los yog ua rau cov ntaub plaub rau rwb thaiv tsev thiab txhaws. Feem ntau ntawm cov hemp fiber ntau yog siv los ua cov ntaub ntim khoom thiab cov hlua, thiab qee cov fiber ntau yog siv rau cov khaub ncaws. Wool thiab txhob lo lo ntxhuav yog tsim nyob rau hauv ntau me me dua paj rwb thiab hemp, tab sis lawv yog cov ntaub ntawv zoo heev textile. Nrog wool fiber ua los ntawm wool, nrog silk fibers ua los ntawm satin, xaws rau khaub ncaws, zoo kawg nkaus solemn, heev hlub los ntawm cov neeg. Ntawm textiles fibers, tsuas yog wool fibers tuaj yeem nias rau hauv kev xav. Wool kuj yog cov khoom siv zoo tshaj plaws rau cov ntaub pua plag fiber ntau.

1. Cov plaub hau: yaj plaub, tshis plaub hau, ntxhuav plaub hau, luav plaub hau, yak plaub hau, thiab lwm yam;

2. Glandular secretions: mulberry silk, tussah silk, thiab lwm yam.

Mineral fiber ntau

Tshuaj fiber ntau

Cov khoom tseem ceeb yog inorganic, tseem hu ua natural inorganic fiber, inorganic hlau silicate, xws li asbestos fiber.

Ib qho fiber ntau ua los ntawm cov tshuaj spinning ntawm ntuj lossis hluavtaws polymers. Nws tuaj yeem muab faib ua cov khoom siv hluavtaws, hluavtaws fiber, inorganic fiber.

Siv cov khoom siv ntuj lossis hluavtaws hluavtaws ua cov khoom siv raw, los ntawm kev ua tshuaj lom neeg lossis lub cev thiab ua los ntawm fibers. Vim tias qhov sib txawv ntawm cov khoom siv polymer sib xyaw siv, nws tuaj yeem muab faib ua cov khoom siv hluavtaws ua los ntawm cov khoom siv hluavtaws thiab cov hluavtaws hluavtaws ua los ntawm cov khoom siv hluavtaws. Kev npaj cov tshuaj fibers feem ntau yog thawj cov khoom siv hluavtaws lossis hluavtaws polymer lossis cov khoom siv tsis zoo rau hauv cov dej ntws los yog cov tshuaj, thiab tom qab ntawd los ntawm kev pom, kev ntsuas, los ntawm spinneret (phaj) extrusion rau hauv cov kua dej, thiab tom qab ntawd solidified rau hauv fibers. Lub sijhawm no, cov fiber ntau yog hu ua thawj fiber ntau, nws cov khoom siv kho tshuab tsis zoo, yuav tsum mus dhau ntawm cov txheej txheem tom qab ua tiav kom tau raws li qhov yuav tsum tau ua ntawm textile ua thiab siv. Tom qab kev ua tiav yog tsom rau

Fibers yog stretched thiab thermally zoo li tus los txhim kho lawv txhua yam khoom thiab seem stability. Stretching yog los ua kom cov macromolecules los yog cov chav nyob hauv cov qauv fiber ntau raws cov axis fiber ntau; Thermal teeb yog tsuas yog los so cov kev ntxhov siab sab hauv hauv fiber ntau. Tom qab ua tiav ntawm ntub-spun fibers kuj muaj xws li ntxuav, oiling thiab ziab. Thaum spinning filament silk, nws tuaj yeem raug mob rau hauv lub raj los ntawm cov txheej txheem saum toj no; Crimping, txiav thiab ntim yuav tsum tau ntxiv rau spinning staple fibers.

Artificial fibers feem ntau yog viscose fiber, nitrate fiber, acetate fiber, tooj liab ammonium fiber ntau thiab cov protein fiber ntau, uas viscose fiber tau muab faib ua cov viscose fiber ntau thiab kev ua tau zoo ntawm cov viscose fiber ntau (xws li cov ntub dej modulus fiber ntau, super viscose fiber ntau thiab ruaj khov. crimp viscose fiber, thiab lwm yam).

1. Regenerative cellulose fiber: viscose fiber, nplua nuj fiber ntau, tooj liab ammonia fiber ntau, thiab lwm yam; (Qhov txawv yog tias nws yaj nyob rau hauv cov kev daws teeb meem sib txawv ntawm caustic soda thiab sulfur dioxide)

2. Cellulose ester fiber ntau: acetate fiber;

3. Regenerated protein fiber: soybean fiber, txiv laum huab xeeb, thiab lwm yam.

Synthetic fiber ntau

Ib qho fiber ntau ua los ntawm hluavtaws polymer tebchaw los ntawm spinning.

1. Cov khoom siv hluavtaws ntau: polyester, nylon, acrylic, polypropylene, Vinylon, chlorylon, thiab lwm yam.

Textile raw khoom

2. Tshwj xeeb hluavtaws fibers: aramid, spandex, carbon fiber, thiab lwm yam.

Ib qho ntawm ob pawg tseem ceeb ntawm cov tshuaj fibers. Chemistry muab los ntawm hluavtaws polymers ua raw khoom

Ib lo lus dav dav rau fibers. Polyamide cellulose, polyester fiber, polypropylene acrylic fiber, polyvinyl formaldehyde fiber yog plaub loj ntau yam ntawm hluavtaws fiber. Tsis tas li ntawd, polypropylene fiber, polyvinyl chloride fiber kuj muaj qee qhov tso zis.