Ⅰ.Nylon 6 Gutera inshinge
1.Gukora imitungo
Imiti mibi kandi yumubiri ya pa6 isa niya pa46; Ariko, ifite ingingo yo gushonga kandi itunganijwe mubushyuhe bunini. Biterwa ingaruka no gukemurwa nibyiza kurenza ibya pa66, ariko nabyo ni hygroscopique. Kubera ko ibintu byinshi biranga ibice bya plastike byibasiwe na hygroscopique, ibi bigomba kwitabwaho byimazeyo mugihe ushushanya ibicuruzwa ukoresheje Pa6.
Kugirango utezimbere imitungo ya Pa6, impinduka zitandukanye zirashobora kongerwaho. Ikirahure nigisubizo gikunze kongeramo, kandi rimwe na rimwe reberi ya synthique, nka EPHDM na SBR, byongeweho kugirango utezimbere ingaruka.
Kubicuruzwa nta nguzanyo, pa6 kugabanuka ni hagati ya 1% na 1.5%. Hiyongereyeho inyongeramuco za fibberglass zigabanya igipimo cyamata kuri 0.3% (ariko hejuru gato kuri morpendicular kuri gahunda). Igipimo cyimyanda yinyuma kigira ingaruka cyane cyane na kirisiti hamwe nibikoresho bya hygroscopique. Igipimo nyacyo cyamagaba nicyo gikorwa cyigishushanyo cya plastiki, ubunini bwa roho nibindi bikorwa.
2.Inzira yo gutera inshinge
. Niba ibikoresho bitangwa mubipfunyika bitarimo amazi, kontineri igomba gukomeza guhangayiza. Niba ubushuhe burenze 0.2%, birasabwa gukama mu kirere gishyushye hejuru ya 80 ° C kumasaha 16. Niba ibikoresho byagaragaye mu kirere amasaha arenga 8, birasabwa guhubuka byumye mu kirere gishyushye kuri 105 ℃ kumasaha arenga 8.
(2) Gushonga ubushyuhe: 230 ~ 280 ℃, 250 ~ 280 ℃ Kubwoko bwemewe.
(3) Ubushyuhe bwa Mold: 80 ~ 90 ℃. Ubushyuhe bukabije bugira ingaruka kuburyo bugaragara kandi bugira ingaruka kumyumvire ya mashini yibirimo bya plastike. Crystallinity ningirakamaro cyane kubice byubatswe, bityo ubushyuhe bwa mold busabwa ni 80 ~ 90 ℃.
Kubice bya plastiki byoroheje hamwe nuburyo burebure, birasabwa kandi gushyira ubushyuhe bwo hejuru. Kongera ubushyuhe bwa mold burashobora kuzamura imbaraga no gukomera kwibice bya plastike, ariko bigabanye uburemere. Niba ubunini bwurukuta burenze 3mm, birasabwa gukoresha ubushyuhe buke bwa 20 kugeza 40 ℃. Kuri fibre fibre ishimangirwa ubushyuhe bugomba kurenza 80 ℃.
(4) Umuvuduko wo gutera inshinge: Mubisanzwe 750 kugeza 1250bar (bitewe nibikoresho nibishushanyo).
(5) Umuvuduko wo gutera inshinge: Umuvuduko mwinshi (munsi gato yo kwiyongera).
(6) Kwiruka no Irembo: Aho Irembo ni ngombwa cyane kubera igihe gito cyo gukomera kwa Pa6. Irembo Aperture ntigomba kuba munsi ya 0.5 * t (aho t ari umubyimba wibirimo bya plastike).
Niba umuvuduko ushyushye ukoreshwa, ingano yirembo igomba kuba ntoya ikoreshejwe, nkuko kwiruka bishyushye bikoreshwa, nkuko kwiruka bishyushye bishobora gufasha kwirinda gushimangira imburagihe. Niba irembo ryinshi rikoreshwa, diameter ntarengwa yirembo rizaba 0.75mm.
Gushirwaho PA6
Ⅱ.nylon 66 Gutera inshinge
1.Kuma Nylon 66
(1) Kuma Kuma: Ubushyuhe 95-105 kumasaha 6-8
(2) Umwuka ushyushye wumye: ubushyuhe 90-100 ℃ kumasaha agera kuri 4
. Ubushyuhe bwa Mold bufite uruhare runini kuri Crystallsation, ubushyuhe bwiburebure bwa karindwi, ubushyuhe buke bwa mold ubushyuhe buke.
. Igipimo cya parkega ya pa66 ni 1.5-2%.
.
2.Bicuruzwa n'ibibumba
.
.
.
Nylon 66 Gutera inshinge ibicuruzwa
Imirongo ya Nylon ya Nylon 66
. Nylon 66 ni 260 ℃. Bitewe numukene uhagaze neza ya Nylon, ntabwo bikwiriye kuguma muri silinderi ku bushyuhe bwinshi, kugirango udatera ibara ryumuhondo no kumuhondo, icyarimwe kuberako ya Nylon, ubushyuhe burenze propte nyuma yihuta.
. Biroroshye kugira ibibazo bidahagije kubicuruzwa bifite imiterere igoye kandi binini cyane, biracyakeneye igitutu cyo hejuru. Mubisanzwe igitutu kiri hejuru cyane, ibicuruzwa bizazura ibibazo; Niba igitutu kiri hasi cyane, ibicuruzwa bizatanga imigozi, ibibyimba, ibimenyetso bigaragara cyangwa ibicuruzwa bidahagije nizindi mberuno. Umuvuduko wo gutera inshinge wubwoko bwinshi bwa nylon ntabwo urenze 120mpa, kandi guhitamo muri rusange biri murwego rwa 60-100MMPA kugirango bahuze ibisabwa nibisabwa byinshi. Igihe cyose ibicuruzwa bitagaragara ibibyimba, amenyo hamwe nizindi nzego, muri rusange ntabwo biteganijwe ko bakoresha igitutu kinini. Kubwo kutiyongera imihangayiko yimbere yibicuruzwa.
. Umuvuduko wihuse wo gutesha agaciro nta ngaruka zikomeye kumiterere yibicuruzwa.
. Ubushyuhe bwinshi bufite ubushyuhe bufite akarere gakomeye, kwambara kurwanya, gukomera, kwiyongera kwa elastique kwiyongera, kwiyongera kw'amazi byiyongera, no kwiyongera kw'amazi byiyongera, no kwiyongera kw'amazi byiyongera, no kwiyongera kw'amazi birinda, kandi amazi abumbamiye Ubushyuhe buke bwa mold, kristu hasi, gukomera, kurambura hejuru.
4.Nylon 66 Gushiraho Ibipimo
Ubushyuhe bwinyuma bwa Barrel ni 240-285 ℃, ubushyuhe bwo hagati ni 260-300 ℃, nubushyuhe bwimbere ni 260-300 ℃. Ubushyuhe bwa Nozzle ni 260-280 ℃, nubushyuhe bwa mold ni 20-90 ℃. Umuvuduko wo gutera inshinge ni 60-200MMa
Gukoresha umukozi urekura: Gukoresha umubare muto urekuye rimwe na rimwe bigira ingaruka zo kunoza no gukuraho ibibyimba no kubungabunga inenge. Umukozi urekura wibicuruzwa bya Nylon arashobora guhitamo Zinc yibasiwe na peteroli yera, nibindi, birashobora no kuvanga kubikoresha, gukoresha bigomba kuba bito kandi bitera hejuru kandi bidatera hejuru. Mu gufungwa kugirango usibe umugozi, kugirango wirinde umusaruro utaha, wacitse.
Ⅲ.Pa12 kubumba
1.Pa12 Gutera Gutera Imbere Imiterere
. Niba ibikoresho bihuye nububiko bwikirere, birasabwa gukama muri 85 ℃ umwuka ushushe amasaha 4 kugeza kuri 5. Niba ibikoresho bibitswe mu kintu cyiza, birashobora gukoreshwa nyuma yamasaha 3 yubushyuhe buringaniye.
(2) gushonga ubushyuhe: 240 ~ 300 ℃; Ntukarenge 310 ℃ kubikoresho bifite ibiranga bisanzwe, kandi ntukare 270 ℃ kubikoresho hamwe nibikoresho bya flame.
. Kongera ubushyuhe bizongerera ko ari kristu yibikoresho. Ni ngombwa kuri Pa12 kugenzura neza ubushyuhe bwa mold.
.
(5) Umuvuduko wo gutera inshinge: Umuvuduko mwinshi (nibyiza kubikoresho hamwe ninyongera yikirahure).
. Kubisabwa byiyongera kuri 5 ~ 8mm diameter nini. Imiterere yiruka bose izazenguruka. Icyambu cya inshinge kigomba kuba gito gishoboka. Uburyo butandukanye bwirembo burashobora gukoreshwa. Ibice binini bya plastiki ntibikoresha irembo rito, iyi nukwirinda igitutu kinini kubice bya plastike cyangwa igipimo kinini. Irembo umubyimba ugomba kuba uhwanye nubunini bwibice bya plastike. Niba irembo ryinshi rikoreshwa, byibuze byibuze 0.8mm birasabwa. Ibikorwa bishyushye bigize akamaro, ariko bisaba kugenzura ubushyuhe busobanutse kugirango wirinde ibikoresho byo kumeneka cyangwa gukomera kuri nozzle. Niba wiruka ashyushye akoreshwa, ingano yirembo igomba kuba nto kuruta kwiruka ukonje.
Ⅳ.Ikigereranyo cyo gutera inshinge
Kuberako nylon 1010 imiterere yimiterere irimo amatsinda ya hydrophilique, byoroshye gukuramo ubushuhe, igipimo cya equilibrium kijyanye na 0.8% ~ 1.0%. Ubushuhe bufite ingaruka zikomeye kumiterere yumubiri na mashini ya Nylon 1010. Kubwibyo, ibikoresho fatizo bigomba gukama mbere yo gukoresha kugirango bigabanye amazi ya 0.1%. Iyo humye Nylon 1010 igomba gukumira ibimama, kuko itsinda rya emide ryumva nabi ogisijeni. Nibyiza gukoresha icyuho cyumye iyo byumye, kuko ubu buryo bufite igipimo kinini cyumuntu, igihe gito cyumye kandi cyiza cya granules yumye. Imiterere yo kumisha muri rusange irarenga 94.6 kpa icyumba cya kvaum, 90 ~ 100 ℃ Ubushyuhe, Kumisha Igihe 8 ~ 12h; Ibirimo byamazi byagabanutse kuri 0.1% ~ 0.3%. Niba ikoreshwa ryimikorere isanzwe itagaragara, ubushyuhe bwumye bugomba kugenzurwa kuri 95 ~ 105 ℃, kandi bigagura igihe cyumisha, muri rusange ukeneye 20 ~ 24h. Ibikoresho byumye bigomba kubikwa neza kugirango birinde kwinjiza.
1.Ikigereranyo cyo gutera inshinge
(1) inzira ya plastiki
Mbere yo kwinjira mu myuka ya Nylon 1010 igomba kugera ku bushyuhe bwagaragaye, kandi burashobora gutanga ibikoresho bihagije byashonze mugihe cyagenwe, ubushyuhe bwibikoresho byashongeshe bigomba kuba kimwe. Kugirango uhuze ibisabwa byavuzwe haruguru, inshinge zikoreshwa zikoreshwa ukurikije imiterere ya Nylon 1010, screw ni ubwoko butamenyekana cyangwa ubwoko bwuzuye. Ubushyuhe bwa barriel bwiyongera kuva muburyo bwa hopper. Kuberako igenzura ry'ubushyuhe hafi yo gushonga rifasha kunoza imbaraga z'ingaruka z'ibicuruzwa, kandi dushobora kwirinda guterwa ibikoresho, gukumira ibikoresho, ubushyuhe bwa Barril muri rusange 210 ~ 230 ℃. Kugirango ugabanye ubukana hagati ya scrict na pa1010 mugihe cyibishashara bishobora gukoreshwa nkibisanzwe, amafaranga ni 0.5 ~ 2 ml / kg, nubushyuhe bwa mold muri rusange 40 ~ 80 ℃. Kwiyongera kw'igitutu cy'inyuma ntibifasha kugereranya ibikoresho muri screw groove, bikuraho gaze yo hasi mu buryo no kuzamura imiti iteye imbere no kurwanya imashini iteye inshinge yagabanijwe. Gutesha agaciro igitutu cyinyuma ntigikwiye kuba hejuru cyane, bitabaye ibyo bigabanya cyane imikorere yo gukomera, ndetse no kubyara imbaraga nyinshi nubushyuhe bwinshi, kugirango kubora ibikoresho. Kubwibyo, ukurikije guhuza ibisabwa byo kubumba inshinge, hepfo yumuvuduko winyuma winyuma ni, ibyiza, muri rusange 0.5-1.0ma.
(2) inzira yo kuzuza ibikoresho:
Muri iki gikorwa, kwitabwaho bigomba kwishyurwa umuvuduko ukabije numuka umuvuduko wa Nylon 1010 ubangamiye. Mubisanzwe, igitutu cyo gutera inshinge kigomba kuba 2 ~ 5mping, kandi umuvuduko uteye utera ugomba gutinda. Niba igitutu cyo gutera inyongera cyane kandi umuvuduko wo gutera inshinge wihuta cyane, noneho biroroshye gushiraho urujya n'uruza, rudakwiye gukuraho ibituba mubicuruzwa. Dukurikije impinduka ziranga igitutu cyumuyoboro wa mold, inzira yo kubumba ikozwe mubyiciro irashobora kugabanywamo ibyiciro byo kugaburira ifu, kuzura no gukonjesha. Inzira yo gukonjesha irashobora kugabanywamo ibice bitatu: igitutu gigumana no kugaburira, gusubira inyuma no gukonjesha nyuma yirembo.
Ibihe bimwe bigomba kubahirizwa kugirango tumenye igitutu no kuzura ibintu. Ku ruhande rumwe, dukwiye kwemeza ko hari ibikoresho bihuze bihuse, ni ukuvuga ko hari ibikoresho byuzura; Muri icyo gihe, sisitemu yo kwitaho ntishobora gukomera hakiri kare, kugirango ibikoresho byashongeshe bigire uburyo bwo kugenda, nikihe kintu gikenewe cyo kuzuza ibintu. Kurundi ruhande, igitutu cyo gutera inshinge kigomba kuba kinini kandi igitutu gifite umwanya kigomba kuba igihe kirekire bihagije, nikihe kintu gihagije cyo kumenya kugaburira.
Igihe cyo gufata ubusanzwe kigenwa nubushakashatsi kandi ntigishobora kuba kirekire cyangwa bugufi cyane. Niba igitutu cyifashe igihe kirekire, ntikizangerera gusa uruziga rubumba, ahubwo ruzakora igitutu gisigaye muburyo bwo kurekura uburyo, cyangwa kidashobora no gukingura uburyo, bwongeraho ibiyobyabwenge. Umuvuduko mwiza ufata igihe gikwiye gutuma igitutu gisigaye cyo gupfa kuba zeru mugihe ibumba rifunguye. Mubisanzwe, igitutu cyo kubumba gufata igihe cya Nylon 1010 inshinge ni 4 ~ 50 s.
(3) Kumanuka:
Nylon ibice 1010 irashobora gusenywa iyo bikonje mubutaka kugirango ugire uburemere buhagije. Ubushyuhe bwo gusezerera ntibukwiye kuba hejuru cyane, muri rusange bugenzurwa hagati yubushyuhe bwo guhinduranya ubushyuhe bwa pa1010 nubushyuhe bwa mold. Iyo umanuwe, igitutu gisigaye cyubwato kibumba kigomba kuba hafi ya zeru, kigenwa nigitutu cyifashe. Mubisanzwe, igihe cyo kumbaza cya Pa1010 cyateye Pa1010 ni: Gutera inshinge 4 ~ 20 s, igitutu ufashe umwanya 4 ~ 50 s, igihe gikonje 10 ~ 30s.
Inkomoko: pa nylon urunigi rwinganda
Igihe cyohereza: Werurwe-09-2023