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Qhov kev sib tw tseem ceeb ntawm cov xov paj hauv zos cov yam ntxwv rau kev hloov pauv ntawmthom khwm tshuab
Lub cev lub cev ntawm African siv paj rwb cuam tshuam ntau yam kev sib tw ntawm thom khwm tshuab ua haujlwm. Tshaj nws qhov ntev fiber ntau tsis sib xws thiab 3% impurity cov ntsiab lus - suav nrog luv fibers, plua plav, thiab cov khib nyiab pov tseg- cov paj rwb rov ua dua tshiab nthuav tawm cov txheej txheem tsis sib xws uas cuam tshuam cov xov paj pub rau hauv 8-10 teev ntawm kev ua haujlwm tas mus li, yuav tsum tau tu ntau zaus ntawm huab cua ducts thiab tensioners. Nws lub zog tawg, feem ntau qis dua 2.5cN / dtex, tsim kom muaj 40% siab dua ntawm cov xov paj tawg ntawm pob taws thiab ntiv taw knitting cheeb tsam, qhov twg txhua yam kev ntxhov siab yog concentrated. Cov kev sim kuaj pom tau hais tias thaum ua tiav los ntawm cov qauv thom khwm, cov paj rwb rov ua dua ua rau lub tog raj kheej hnav ntawm tus nqi ntawm 0.08mm ib 100 teev, 2.3 npaug sai dua li paj rwb nkauj xwb. Tsis tas li ntawd, fiber ntau elasticity tsawg (elongation thaum so<7%) requires pulling systems to operate at 60-70% of standard tension settings, otherwise resulting in fabric puckering or inconsistent density.
South American coloured chemical fibers nthuav qhia cov txheej txheem sib luag ntawm kev ua haujlwm nyuaj. Lawv qhov kev tiv thaiv nto ntawm 10¹²Ω tsim cov nqi zoo li qub uas suav nrog 2.5kV hauv 15 feeb ntawm siab- nrawm knitting, ua rau cov xov paj tangling hauv (cov lus qhia xov paj) thiab 15-20% ntau zaus tshuab nres. Cov lus qhia tuab variations nyob rau hauv xyoob -patterned thiab texturized fibers xav tau tiag tiag -lub sij hawm knitting ceev kev hloov kho-fluctuating ntawm 200-350rpm-kom tswj cov stitch uniformity, ib tug txheej txheem uas txo tag nrho cov efficiency ntawm 12-18%. Ntxiv mus, qhov tsis tshua muaj softening point ntawm polyester-raws li fibers (230 degree) ua ib qho tseem ceeb ntawm knitting speeds tshaj 300rpm, vim kev sib txhuam kub los ntawm rab koob-yarn hu tuaj yeem ncav cuag 210 degree, ze rau qhov pib melting thiab ua rau cov nplaum tsim ntawm lub tog raj kheej Cheebtsam. Qhov kev tsim kho no txo cov tshuab ua haujlwm los ntawm 8% txhua lub lim tiam yog tias tsis hais nrog cov tshuab cua txias tshwj xeeb.
Sib sau ua ke, cov khoom siv no (cov khoom siv) yuav tsum muaj kev sib xyaw ua ke: rau cov paj rwb rov siv dua, tiv thaiv- hnav cov txheej (xws li, tungsten carbide) ntawm rab koob lub tog raj kheej thiab tus kheej - ntxuav cov xov paj; rau cov tshuaj pleev xim, cov khoom siv hluav taws xob electrostatic dissipation thiab qhov kub thiab txias-tswj thaj chaw knitting. Ua tsis tiav cov kev hloov pauv no, cov tuam txhab thom khwm muaj kev pheej hmoo 30% tus nqi saib xyuas ntau dua thiab 25% qis dua cov khoom lag luam hauv cheeb tsam uas tso siab rau cov khoom siv hauv zos.
Targeted transformation tsim ntawm xov paj pub thiab xov paj guiding system
Txhawm rau hloov mus rau cov yam ntxwv tsis huv ntawm cov paj rwb rov siv dua, cov xov paj pub chaw nres nkoj ntawm lub tshuab thom khwm yuav tsum tau nruab nrog lub tshuab nqus hlau nplaum thiab lub tshuab nqus plua plav tshem tawm kiv cua. Lub lim aperture yog tswj hauv qab 0.5mm los lim cov khib nyiab hlau thiab luv luv fluff thiab txo qhov kev pheej hmoo ntawm koob hnav. Raws li qhov teeb meem ntawm qhov tsis sib haum xeeb ntawm cov paj rwb rov siv dua, lub pneumatic adjustable tensioner tuaj yeem teeb tsa los muab cov lus qhia tiag tiag - lub sij hawm tawm tswv yim thiab kho qhov nro los ntawm lub siab sensor (hloov ntau yam 10-50cN) kom tsis txhob muaj kev hloov tam sim ntawd los ntawm qhov tsis sib xws fiber ntau. Rau qhov teeb meem hluav taws xob zoo li qub ntawm cov xim chemical fibers, cov xov xov qhia txoj kev yuav tsum tau siv cov nickel - plated carbon fiber yarn qhia nuv, thiab AC-hom ion cua qws (dissipation efficiency ntau dua los yog sib npaug li 90%) yog ntsia rau ntawm cov xov paj noj chaw nres nkoj los tswj cov hluav taws xob zoo li qub ntawm cov xov paj ntawm 5V los tiv thaiv 0.
Parameter adaptation thiab optimization ntawm knitting thiab rub systems
Lub tshuab knitting koob lub tog raj kheej thiab rab koob knitting yuav tsum tau cov khoom siv - tshwj xeeb configurations los daws qhov abrasive yam ntawm cov paj rwb rov siv dua thiab tensile xav tau ntawm cov xim xim fibers. Rau African siv paj rwb, E24-E28 sparse- ntsuas koob lub tog raj kheej (nrog 24-28 koob rau ib nti) yog qhov tseem ceeb, vim tias lawv qhov dav dav tiv thaiv cov fibers luv thiab plua plav los ntawm qhov chaw nyob hauv rab koob khoob. Cov koob knitting yuav tsum tau hloov kho dua tshiab rau tungsten steel alloys nrog qhov ntsuas qhov hnyav ntawm HRC60 lossis siab dua- cov kev ntsuam xyuas qhia tias cov khoom no txo qis hnav los ntawm 65% piv rau cov qauv carbon steel koob thaum ua cov paj rwb rov qab nrog 3% impurity cov ntsiab lus. Nyob rau hauv sib piv, South American cov xim chemical fibers yuav tsum tau E32-E36 ntom-gauge lub tog raj kheej kom tswj tau qhov sib xws ntawm cov xov paj elastic. Daim duab peb sab ntawm lub tshuab knitting yuav tsum tau tsim los ntawm zirconia ceramic, uas muaj 40% qis coefficient ntawm kev sib txhuam dua hlau, ua kom lub kaum sab xis 45℃hloov ntawm lub voj-tsim daim duab peb sab kom txo cov xov paj thaum lub sij hawm kub ceev knitting.
Kev hloov kho qhov rub tawm yog qhov tseem ceeb sib npaug rau cov khoom siv -kev ua haujlwm tshwj xeeb. Recycled paj rwb tsis tshua muaj elasticity xav tau ib tug segmented nro tswj lub tswv yim: lub pem hauv ntej cov menyuam ua hauj lwm ntawm 20cN kom stabilize cov ntaub qauv, thaum lub rear roller siv 15cN los tiv thaiv cov xov paj breakage- ib tug configuration uas txo (breakage rate) los ntawm 38% piv rau uniform nro setups. Lub servo-lub cev muaj zog-tsav winding ntaus ntawv nrog tiag- lub sij hawm ceev cov lus tawm tswv yim kom lub winding ceev sib tw knitting ceev nyob rau hauv ± 2% yuam kev, txawm li recycled paj rwb lub fiber ntau thickness ua rau me me hloov pauv. Rau cov xim chemical fibers knitted ntawm speeds tshaj 300rpm, lub winding motor yuav tsum tau overdriven mus rau 120% ntawm nws rated ceev los tiv thaiv lub centrifugal quab yuam uas ua rau cov xov paj slack. Qhov kev hloov kho no, thaum ua ke nrog lub zog sib zog ua kom lub zog, tshem tawm qhov teeb meem ntawm 15-20% npuag pilling feem ntau pom hauv cov khoom siv tsis tau kho (tshuaj fiber ntau).
Cov kev ua kom zoo tshaj plaws no ua rau muaj txiaj ntsig kev txhim kho: Kenyan thom khwm lub Hoobkas siv tungsten steel- cov cav tov pom lub tog raj kheej hloov lub sijhawm ncua ntawm 6 lub hlis mus rau 18 lub hlis, thaum lub chaw tsim khoom Brazilian siv cov kab xev peb sab ua kom ceev ntau lawm los ntawm 22% yam tsis muaj kev cuam tshuam zoo. Qhov tseem ceeb yog nyob rau hauv kev ua raws li cov txheej txheem ntawm cov cuab yeej cuab tam-xws li koob ntsuas, cov khoom siv hardness, thiab nro dynamics -nrog rau tus cwj pwm ntawm lub cev ntawm cov xov paj hauv cheeb tsam, kom ntseeg tau tias ob qho tib si durability thiab manufacturing efficiency.
Dynamic parameter calibration nyob rau hauv cov txheej txheem debugging
Cov txheej txheem debugging ntawm cov thom khwm yuav tsum muaj ob lub-theem mus kom ze sib txuas cov xov paj parameter pretreatment thiab dynamic kev txheeb xyuas, txhua tus yuav tsum tau cov kev calibration meej. Thaum lub sij hawm pretreatment theem, cov ntaub ntawv raug soj ntsuam nruj heev siv cov cuab yeej xws li Instron 5969 Universal Testing Tshuab rau recycled paj rwb lub zog tawg (lub hom phiaj Ntau tshaj los yog sib npaug rau 2.5cN / dtex) thiab Shirley Analyzer rau impurity cov ntsiab lus (tsawg dua los yog sib npaug rau 1.5%). Rau cov xim chemical fibers, YaGao YG002C Fiber Tester ntsuas crimp ratio (zoo tagnrho ntau yam 15%{11}}20%), raws li kev sib txawv sab nraum qhov no yuav tsum tau hloov kho txhua yam. Cov kev ntsuam xyuas no qhia txog qhov teeb meem tseem ceeb: kev siv paj rwb rov ua haujlwm txo qhov nrawm nrawm rau 200-250rpm kom txo qis kev sib txhuam vim kev tawg, thaum rab koob lub tog raj kheej kub tswj qis dua 40℃tiv thaiv thermal degradation ntawm luv fibers. Nyob rau hauv hom tshuaj fiber ntau, cov xov xov qhia lub kaum sab xis hloov mus rau 30℃txhawm rau txhim kho qhov nro, thiab cov txheej txheem hauv av nrog tsawg dua lossis sib npaug ntawm 10Ω kuj txo qis 2.5kV cov nqi hluav taws xob zoo li qub ntawm cov khoom siv hluavtaws.
Dynamic trial weaving yog qhov thib ob validation theem, qhov twg 5-10 cov qauv sib law liag tau txais ntau- taw tes ntsuas qhov zoo. A Textechno Statimat ME tshawb xyuas cov paj rwb rov siv dua tsawg dua lossis sib npaug li 1 yarn so ib teev, thaum lub tshuab ntsuas qhov ntom ntom ua kom cov ntaub sib xws li ± 3% sib txawv. Rau cov tshuaj fibers, lub Chargeplate Monitor ntsuas qhov seem seem hauv qab 0.5kV, thiab Martindale abrasion tester txheeb xyuas kev sib txhuam ceev ntau dua lossis sib npaug rau 3 级 (qib 3). Cov theem no txhawb nqa Siemens S7-1200 PLC lub peev xwm debugging ntse, uas tuav lub tsev qiv ntawv parameter categorizing 12+ hom xov paj. Thaum ua tiav Egyptian siv paj rwb, piv txwv li, lub kaw lus cia li qhib lub preprogrammed module uas kho lub kaum sab xis ntawm 15 degree, txo qis - nce nro los ntawm 8cN, thiab pib 10-feeb pre-knitting plua plav rho tawm lub voj voog-ua haujlwm uas lub Hoobkas Kenyan tau tshaj tawm txo lub sijhawm debugging phau ntawv hloov kho los ntawm 40%.
Kev sib koom ua ke ntawm - lub sijhawm cov ntaub ntawv tawm tswv yim yog qhov tseem ceeb rau txoj haujlwm no. Sensors embedded nyob rau hauv rab koob lub tog raj kheej thiab xov paj qhia kis tau 100+ cov ntaub ntawv cov ntsiab lus ib ob mus rau lub PLC, uas sib piv cov kev nyeem ntawv tiv thaiv cov hauv paus tsis. Yog hais tias, thaum lub sij hawm (tshuaj fiber ntau) kev sim, lub kaw lus pom ib tug 15% nce nyob rau hauv cov xov xov nro vim electrostatic adhesion, nws cia li ua rau ib tug ionizer thiab kho lub winding ceev los ntawm 5% kom muaj kev sib xws. Qhov kev hloov kho qhov kev daws teeb meem no, ua pov thawj hauv Brazilian thom khwm mills, tau txo cov sij hawm nruab nrab ntawm 8 teev mus rau 3.5 teev thaum txhim kho thawj zaug - kis tawm los ntawm 68% mus rau 92%. Cov ntsiab lus tseem ceeb hauv kev txhais cov ntaub ntawv ntsuam xyuas tau rau hauv cov lus teb rau cov neeg kho tshuab, kom ntseeg tau tias cov xov paj hloov pauv hauv cheeb tsam-los ntawm African cov paj rwb rov ua dua tshiab tsis zoo hloov pauv mus rau South American 化纤's colorant- ntxias cov kev hloov pauv kev ntxhib los mos-yog qhov chaw nyob ua ntej tag nrho - ntau lawm.
Kev sib koom ua ke ntawm kev sib koom ua ke ntawm cov tuam ntxhab thiab cov neeg yuav khoom
Txhawm rau kom ntseeg tau tias muaj kev hloov pauv hauv cheeb tsam, ob qho tib si muab khoom thiab cov neeg thov yuav tsum tau tsim kom muaj tag nrho - txheej txheem kev sib koom tes. Cov neeg yuav khoom yuav tsum tau muab cov qauv xov paj ntau dua 1kg ua ntej rau cov tuam txhab ua kom tiav kev sib xyaw ua ke los ntawm cov xov paj kev sib txhuam coefficient testers, lub zog ntsuas thiab lwm yam khoom siv, thiab muab "Compatibility Report" nrog rau cov xov paj tawg tus nqi kwv yees thiab kev ntsuam xyuas cov khoom siv. Cov neeg tsim khoom yuav tsum tau muab ob lub lis piam ntawm - qhov chaw cob qhia rau cov neeg yuav khoom 'cov neeg ua haujlwm, tsom mus rau cov kev txawj ntse xws li tshuaj xyuas cov plua plav pov tseg ntawm cov xov paj rau cov paj rwb rov ua dua tshiab thiab kev kho mob xwm txheej ceev ntawm cov tshuaj tiv thaiv kab mob thaum muaj hluav taws xob zoo li qub hauv cov tshuaj fibers.
