Ⅰ.Nylon 6 jekiseni kuumbwa maitiro
1.comemical uye Zvepanyama Zvivakwa
Iyo makemikari uye yemuviri zvivakwa pa6 yakafanana neiya ye pa66; Nekudaro, ine nzvimbo yakadzika yekunyungudika uye maitiro akawandisa ekushisa. Sezvo akawanda emhando hunhu hwezvikamu zvepurasitiki zvinokanganiswa nehyotroscopiciticity, izvi zvinofanirwa kuve zvizere kuenderana neakaunzi kana kugadzira zvigadzirwa uchishandisa PA6.
Kuti uvandudze michina yemakirini yePA6, akasiyana-siyana modifiers anowanzowedzerwa. Girazi ndiyo inonyanya kujairika, uye dzimwe nguva inynthetic rabha, yakadai seEpdm naSbrm, inowedzerwa kugadzirisa kukanganisa kukanganisa.
Zvezvigadzirwa pasina zvekuwedzera, pa6 shrinkage iri pakati pe1% uye 1.5%. Kuwedzerwa kweFiberglass ekuwedzera kunodzora iyo shrinkage chiyero kusvika 0.3% (asi zvishoma zvakakwirira perpendicular kune maitiro). Iyo inodzikira chiyero chegungano inoumba inonyanya kukanganiswa ne crystallinity uye hygroscopicity yezvinhu. Iyo chaiyo inoderera chiyero zvakare basa rekugadzira purasitiki dhizaini, madziro madziro uye mamwe ma parmeter.
2.Maitiro emamiriro ejekiseni jekiseni
. Kana zvinyorwa zvichinge zvapihwa mumatare emvura kurongedza, mudziyo unofanira kuchengetwa kwehurwere. Kana iyo humidity yakakura kupfuura 0.2%, inokurudzirwa kuoma mumhepo inopisa pamusoro 80 ° C kwemaawa gumi nematanhatu. Kana zvinyorwa zvave zvichiratidzwa nemhepo kweanopfuura maawa masere, zvinokurudzirwa kuVacuum kuomesa mumhepo inopisa pa105】 kweanopfuura maawa masere.
(2) Kupisa tembiricha: 230 ~ 280 ℃, 250 ~ 280 ℃ kune yakasarudzika mhando.
(3) Kuumbwa Kushisa: 80 ~ 90 ℃. Molity tembiricha inokanganisa zvakanyanya crystallinity, iyo inokanganisa michina yemuchina wepurasitiki zvikamu. Crystallinity yakakosha kune zvikamu zvekugadzira, saka iyo yakakurudzirwa mol tembiricha is 80 ~ 90 ℃.
Zvezvikamu zvakatetepa-zvakapetwa nepurasitiki uye zvakakurudzirwa zvakare kushandisa tembiricha yakakwira. Kuwedzera tembiricha yemukati kunogona kuvandudza simba uye kuomarara kwepurasitiki zvikamu, asi kudzikisa kuoma. Kana madziro akakora akakurisa kupfuura 3mm, anokurudzirwa kushandisa yakaderera-tembiricha inoumbwa ye20 kusvika ku40 ℃. Kune girazi fiber yakasimbiswa zvinhu zvekunyorera tembiricha inofanira kunge yakakura kupfuura 80 ×.
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. Gedhi Aperture haifanire kunge iri pasi pe 0.5 * t (uko t ndiko uko ukobvu kwepurasitiki zvikamu).
Kana mumhanyi anopisa anoshandiswa, saizi saizi dzinofanira kunge diki pane kana mumhanyi wenguva dzose anoshandiswa, sezvo mumhanyi anopisa anogona kubatsira kudzivirira kusimbisa kwekutanga kwezvinyorwa. Kana gedhi rakanyungudidzirwa rinoshandiswa, hushoma sedanda regedhi richava 00mmm.
Pa6 jekiseni rakaumbwa zvigadzirwa
Ⅱ.nylon 66 jekiseni kuumbwa maitiro
1.Kuomesa nylon 66
(1) vacuum kuoma: tembiricha 95-105 kwemaawa matanhatu
(2) Mhepo inopisa yekuomesa: tembiricha 90-100 ℃ kweanenge maawa mana
. Mol Tembiricha ine pesvedzero yakakura pane crystallization, yakakwira mold tembiricha yakakwira crystallinity, yakaderera mold tembiricha yakaderera crystallinity.
(4. Iyo shrinkage rate ye pa66 ndeye 1.5-2%.
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2.products uye molds
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Nylon 66 jekiseni rakaumbwa zvigadzirwa
3.Forming process yeNYLON 66
. Nylon 66 ndeye 260 ℃. Nekuda kwekudzora kwekunyora kweNylon, hazvina kukodzera kugara muCylinder pakudziya kwakanyanya kwenguva yakareba, saka kuti usakonzeresa kusarudzika kweNylon, tembiricha inodarika yayo yekunyungudika mushure mekukurumidza kuyerera.
. Zviri nyore kuve nematambudziko asina kukwana pane zvigadzirwa zvine chimiro chakaomarara uye chakaonda madziro, saka zvichiri kudiwa yakakwirira jekiseni. Kazhinji kudzvinyirira kwakanyanyisa, zvigadzirwa zvichafuranga matambudziko; Kana dzvinyiriro yakanyanya kuderera, zvigadzirwa zvichaburitsa ripples, mabhuru, zviri pachena fenilies mavara kana zvigadzirwa zvisina kukwana uye zvimwe zvikanganiso. Kumanikidza kweiyo jekiseni kweazhinji nylon mhando hakusi kupfuura 120mpa, uye kusarudzwa kunowanzoitika mukati meiyo 60-100mpa kuti isangane nezvinodiwa zvezvinhu zvakawanda. Chero bedzi zvigadzirwa zvisingaonekwe mabhuru, dents uye zvimwe zvikanganiso, hazviwanzo kutarisirwa kushandisa yakakwirira kudzvinyirira kuchengetedza. Kuitira kuti usazowedzera kushushikana kwemukati kwechigadzirwa.
. Kurumidza jekiseni kumhanya hakuna kukosha kune zvivakwa zvechigadzirwa.
. Kupisa kwakadzika kwakakura kune simba rakakwirira Yakaderera mold tembiricha, yakaderera crystallinity, kunyima kwakanaka, yakakwirira elongation.
4.Nylon 66 kuumba maitiro emaharitera
Iyo yekumashure tembiricha yebhari ndeye 240-285 ℃, tembiricha yepakati iri 260-300 ℃, uye tembiricha yekumberi ndeye 260-300 ℃. Tembiricha isingavhuvhu 260-280 ℃, uye tembiriro rakaumbwa ndeye 20-90 ℃. Dzvinyiriro Ina 60-200mmpa
Iko kushandiswa kwekuburitsa mumiriri Iyo yekuburitswa yemumiriri yeNylon Zvigadzirwa zvinogona kusarudza zinc Stearate uye chena mafuta, etc., inogona zvakare kusanganiswa kuti ishandiswe uye yunifomu, kuti isakonzere kukonzeresa zvigadzirwa zvezvigadzirwa. Mukuvharwa kuti ubvise banga racho, kudzivirira iyo inotevera kugadzirwa, yakaputswa screw.
Ⅲ.1212 jekiseni kuumbwa maitiro
1.pa12 jekiseni rinoumba maitiro
(1) Kuomesa kurapwa: kunyorova kunofanirwa kuvezwa pazasi 0.1% usati wagadziriswa. Kana zvinyorwa zvacho zvichiratidzwa kuchengetedzo yemhepo, zvinokurudzirwa kuoma muna 85 ℃ mweya unopisa kwemaawa mana kusvika mashanu kusvika mashanu. Kana izvo zvinyorwa zvakachengetwa mumudziyo weAirtight, zvinogona kushandiswa zvakananga mushure mekunge maawa matatu ekudziya tembiricha.
(2) Kupisa tembiricha: 240 ~ 300 ℃; Usapfuure 310
. Kupisa kupisa kuchawedzera crystallinity yezvinyorwa. Izvo zvakakosha kuti pa12 kururamisa kudzora tembiricha yekudziya.
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(6. Kune zvinowedzerwa zvekushandisa zvinhu zve5 ~ 8mm hombe remumhanyi mhanya. Chimiro chemumhanyi chose chichava chose chinotenderera. Iyo jekiseni chiteshi inofanirwa kunge ipfupi sezvinobvira. Mhando dzakasiyana-siyana dzegedhi dzinogona kushandiswa. Zvikamu zvepurasitiki hombe hazvishandise gomba diki, izvi ndezvekudzivirirwa zvakanyanyisa pane zvikamu zvepurasitiki kana zvakawandisa shrinkage rate. Gedhi ukobvu rinofanira kuenzana nehukobvu hwepurasitiki zvikamu. Kana gedhi rakazara rinoshandiswa, diki diki ye 0.8mm inokurudzirwa. Mhanya dzinopisa Molds inoshanda, asi inoda chaiyo tembiricha yekudzidzira kudzivirira zvinhu kubva mukubiridzira kana kusimbisa pawazle. Kana mumhanyi anopisa anoshandiswa, saizi saizi rinofanira kunge riri diki pane inotonhora mumhanyi.
Ⅳ.PA1010 jekiseni rekugadzirisa mamiriro
Nekuti Nylon 1010 molecular chimiro chine hydrophilic mapoka mapoka, nyore kutora nyoro, yayo yakaenzana yemvura yekuwedzera ndeye 0.8% ~ 1.0%. Kunyora kwakakosha kune zvimiro zvepanyama uye nemuchina zvemuviri zveNylon 1010. Naizvozvo, zvinyorwa zvebroh zvakadzvanywa zvinofanirwa kuomeswa usati washandisa kuderedza mari yayo kune isingasviki 0.1%. Kana kuoma nylon 1010 kunofanirwa kudzivirira oxidation discoloration, nekuti boka rekuti rinonzwisa tsitsi kune okisijeni oxidation degration. Zvakanakisa kushandisa vacuum kuoma kana kuoma, nekuti iyi nzira ine yakakwira kushomeka kwemarara, nguva pfupi yekuomesa uye kunaka kwemhando yakaomeswa. Mamiriro ezvinhu ekunyorova kazhinji anopfuura 94.6 kpa vacuum degree, 90 ~ 100 ℃ tembiricha, nguva yakaoma 8 ~ 12H; Iyo yemvura yemvura yakadzikira kusvika ku0,1% ~ 0.3%. Kana iyo kushandiswa kweyakajaira oven yakaoma kushanda, kupisa kupisa kunofanirwa kudzorwa na95 ~ 105 ℃, uye wedzera nguva yekuomesa, kazhinji inoda 20 ~ 24h. Zvigadzirwa zvakaoma zvinofanirwa kuve zvakachengetedzwa zvakanyatsochengetedzwa kuti udzivise kunyorova kunyorova.
1.PA1010 jekiseni rekugadzirisa mamiriro
(1) Pfungwa yepasi
Usati wapinda muumbi wechiumbwa 1010 unofanirwa kusvika kune yakatarwa yekuumbwa tembiricha, uye inogona kupa huwandu hwakaringana hwezvinhu zvakaumbwa mukati menguva yakatarwa, tembiricha yakanyungudutswa inofanira kunge yunifomu. Kuti tisangane nezvinodiwa pamusoro, screw jection mold Iyo mbiya tembiricha inowedzera kutevedzana kubva kune hopper yekufavirira pfungwa kumberi. Nekuti bhari tembiricha tembiricha padyo nenongedzo inokodzera kukuvandudzwa kwesimba rezvigadzirwa, uye rinogona kudzivisa kuora kwezvinhu, kudzivirira kudzora kwezvinhu, tembiricha yemabharabhu kazhinji 210 ~ 230 ℃. Kuti udzikise kupokana pakati pechikepe uye pa1010 panguva yekupaza, Liquid paraffin Wax inogona kushandiswa seyekupedzisira, huwandu hwacho hunowanzoitika 0.5 ~ 2 ml / tembiricha inowanzowanzoitika 40 ~ 80 ℃. Kuwedzera kwekumanikidzwa kwemashure kunoenderana nekuenzanisa zvinyorwa zviri mu screw groove, nekuvandudza mhando yekudzvanywa, asi iyo mbiya, kuitira kuti kugona kwepazasi kweiyo jekiseni rekuumba rakanyudzwa. Pfungwa dzakadzokorodza kumashure hazvifanirwe kunge zvakanyanyisa, zvimwe zvichadzikisa zvikuru kugona kwekushandiswa kwepasirese, uye kunyange kubereka kune simba rakawandisa uye kupisa kweshoko, kuitira kuti madhiri ekushora. Naizvozvo, pasi pemamiriro ekusangana nezvinodiwa zve jekiseni kuumbwa, iyo yakadzika iyo plasticzing kudzvinyirira kumashure ndeye, zvirinani, kazhinji, kazhinji 0.5-1.0mpa.
(2) Kuzadza Kwemutumbi maitiro:
Muzviitiko izvi, kutariswa kunofanirwa kubhadharwa kune iyo jekiseni kumanikidzwa uye kuremerwa kweNylon 1010 jekiseni kuumbwa. Kazhinji, jekiseni jekiseni rinofanira kunge riri 2 ~ 5mpa, uye kumhanya kwejekiseni kunofanirwa kunonoka. Kana iyo jekiseni jekiseni yakanyanya uye iyo jekiseni kumhanya kwakanyanya, saka zviri nyore kuumba kuyerera kwemhirizhonga, iyo isiri kubayiwa kubvisa mabhuruku mune chigadzirwa. Maererano nekuchinja kwehunhu hwekumanikidzwa kweiyo mold cavity, maitiro ekuumbwa jekiseni anogona kukamurwa mumatanho ekupa mold, kuyerera kuchikwanira uye kutonhora. Maitiro ekutonhorera anotonhorera anogona kukamurwa kuita matanho matatu: kumanikidza kuchengeta nekudyisa, kudzosera uye kutonhora shure kwegedhi kusununguka.
Mamwe mamiriro ezvinhu anofanira kusangana kuti azive kudzvinyirira kuchengeta uye kudzoreredzwa kwezvinhu. Kune rimwe divi, isu tinofanirwa kuona kuti pane zvakaringana zvinhu zvakaumbwa, ndiko kuti, pane zvinhu zvekuzadza; Panguva imwecheteyo, iyo system yekukanda haigone kusimbiswa pakutanga, kuitira kuti zvinhu zvakaumbwa zvine nzira yekuenda, iyo inzira inodiwa yekuzadza zvinhu. Kune rimwe divi, kudzvanywa kwejekiseni kunofanirwa kuve kwakakwirira kwakakwana uye kudzvinyirirwa kunoshanda nguva kunofanirwa kunge kwakareba, iko iko kwakakwana kwekuziva kwekudya.
Nguva yekubata inowanzo funga nekuedzwa uye haigone kuve yakareba kana kupfupisa. Kana kudzvinyirira kwakabata nguva yakareba, hakuzowedzera kutenderera kwekunyura, asi zvakare kudzvanywa kwekunyura kwemukati kwakakura kwazvo, zvichikonzera kuomarara mukuumbwa, kana kutotadza kuvhura chiumbwa, mukuwedzera, zvinowedzerawo kushandiswa kwesimba. Dzvinyiriro yakanaka inobata nguva inofanirwa kuve yekuita kuti kudzvinyirira kwekufa kwemufe weti be zero kana iyo mold yakavhurwa. Kazhinji, kudzvanywa kwekuumba kunamatira nguva yeNylon 1010 jekiseni zvikamu zvina 4 ~ 50 s.
(3) demoulds:
NYLON 1010 zvikamu zvinogona kudedera padzinodzikwa muMold kuti riwedzere kuomarara. Iyo yekushambadzira tembiricha haifanire kunge yakanyanya kukwirira, iyo inowanzo kudzorwa pakati peiyo yekushambadzira yekushongedza tembiricha yePa1010 uye inoumbwa tembiricha. Kana tikanzwa, kudzvinyirira kwekusara kweyekuumbwa kwechiumbwa kunofanirwa kunge kuri pedyo ne zero, uko kwakatemwa nekumanikidzwa kwakabata nguva. Kazhinji, nguva yekuumbwa yePa1010 jekiseni jekiseni ndeye: jekiseni nguva 4 ~ 20 s, kudzvanywa kubata nguva 4 ~ 50 s, kutonhora nguva 10 ~ 30s.
Kunobva: PA Nylon Industrial Chain
Kutumira Nguva: Mar-09-2023