Kukonza Mphira wa Silicone kwa Makampani Amagetsi

By Mike Chen, Mtsogoleri Wopanga | Zaka 12+ mu Kupanga Rabara |LinkedIn

Mfundo Zofunika Kwambiri

• Rabala ya silikoni yomwe imagwiritsidwa ntchito mu zamagetsi imafuna kuti zinthu zogwiritsidwa ntchito zizitha kupirira mkati mwa ± 0.1 mm pa ma gasket ndi zisindikizo komanso kuti UL 94 V-0 itsatire malamulo oletsa moto pazida zamagetsi zamkati.
• Makina odulira a silicone olondola okhala ndi servo motor control amakwaniritsa kulondola kwa chakudya cha ± 0.1 mm pa liwiro lodula mpaka mipeni 120 pamphindi imodzi kuti apange zida zamagetsi.
• Mphamvu yochepa ya silicone yochepetsera misozi imapangitsa kuti kuyeretsa kwa makina kukhale kovuta; kuyeretsa kwa cryogenic pa -100°C mpaka -130°C ndiyo njira yabwino kwambiri ya zida zamagetsi za silicone zokhala ndi kuwala kochepa pansi pa 0.3 mm.
• Njira zotsukira ndi kuumitsa za magawo atatu zimachotsa zinthu zotulutsa nkhungu ndi kuipitsa tinthu tating'onoting'ono tisanayambe kusonkhanitsa kapena kulongedza.

Yankho lalifupi:Kukonza rabala la silicone m'makampani amagetsi kumaphatikizapo kudula mapepala a silicone molondola kukhala ma gasket ndi zisindikizo, kuchotsa zinthu zamagetsi za silicone zowumbidwa, kuyeretsa kuti muchotse zinthu zotulutsa nkhungu ndi kuipitsidwa ndi tinthu tating'onoting'ono, komanso kuyeretsa bwino kuti mupeze mawonekedwe enieni. Chifukwa chakuti zotchingira zamagetsi ndi zinthu zotsekera zimafuna kulekerera kwamitundu mkati mwa ± 0.1 mm komanso kuyera kwa pamwamba komwe kumayenera kugwiritsidwa ntchito m'malo oyeretsera, zida zodzikonzera zokha zokhala ndi servo motor control, mapulogalamu a PLC, ndi makina oyeretsera ambiri ndizofala popanga silicone yamagetsi.

Rabala ya silicone imatchulidwa mu zamagetsi chifukwa cha kukhazikika kwake kutentha, mphamvu zamagetsi zotetezera kutentha, komanso kukana kuwonongeka kwa chilengedwe. Ntchito zazikulu zimaphatikizapo ma keypad membranes, zomangira zolumikizira, ma EMI gaskets, ma display bezel gaskets, zomangira batire compartment, ndi nsapato zoteteza ma switch ndi masensa. Ntchito iliyonse imagwiritsa ntchito zofunikira zinazake zogwirira ntchito zomwe zimasiyana ndi silicone molding yogwiritsidwa ntchito nthawi zonse chifukwa cha kulekerera kwake komanso miyezo yaukhondo yomwe imafunika ndi ma electronic assembly.

Popeza rabala ya silicone ili ndi kutentha kwa kusintha kwa galasi pafupifupi -120°C ndipo imakhala ndi mphamvu yochepa yong'ambika poyerekeza ndi ma elastomer ena, kukonza kwake kumafuna zida ndi magawo okonzedwa kuti agwirizane ndi mawonekedwe akuthupi awa. Nkhaniyi ikufotokoza magawo akuluakulu okonza - kudula, kuchotsa fumbi, kuyeretsa, ndi kutsimikizira khalidwe - pazinthu zamagetsi zamagetsi.

Kugwiritsa Ntchito Mphira wa Silicone mu Zamagetsi: Zofunikira pa Kukonza

Zigawo za rabara la silikoni muzinthu zamagetsi zimagawidwa m'magulu atatu potengera zovuta zomwe zimagwiritsidwa ntchito. Ma gasket ndi zisindikizo nthawi zambiri zimadulidwa kuchokera ku mapepala a silikoni okhala ndi makulidwe kuyambira 0.5 mm mpaka 5.0 mm.ASTM D2000Kugawa zinthu za rabara, ma silicone gaskets a zamagetsi nthawi zambiri amatchulidwa pansi pa mizere monga 2GE705 yokhala ndi zofunikira pakulimba, kukoka, ndi kutalika komwe kumagwirizana ndi ntchitoyo.

Zigawo za silicone zoumbidwa — ma keypad, nsapato, ndi zomangira zapadera — zimapangidwa kudzera mu compression kapena liquid silicone raber (LSR) injection molding. Zigawozi zimafuna kuchotsa flash pambuyo poumba, ndipo flash yopyapyala yomwe imachitika nthawi zambiri ikaumba LSR imafuna cryogenic kapena precision mechanical deflashing. Gulu lachitatu, silicone encapsulants ndi ma potting compounds, amagwiritsidwa ntchito ngati madzi ndikuchiritsidwa m'malo mwake popanda makina okonzedwa.

UL 94 ndi IEC 60068 zimagwiritsidwa ntchito poyesa kuletsa moto ndi chilengedwe pakugwiritsa ntchito zamagetsi.

Kudula Moyenera kwa Silicone kwa Zida Zamagetsi

Themakina odulira a silikoniKuchokera ku Xiamen Xingchangjia idapangidwa kuti igwire mapepala a silicone ndikuzungulira mu miyeso yolondola yofunikira pa ma gasket ndi zisindikizo zamagetsi. Servo motor drive ya makina ndi PLC touch-screen control zimathandiza kupanga mapangidwe odulira omwe amatha kukonzedwa ndi kuya kosinthika komanso kusankha masamba, kugwiritsa ntchito mapepala a silicone, machubu, ndi mawonekedwe apadera.

Kuti apange zida zamagetsi za silicone zambiri,makina odulira a silicone odzipangira okhaimapereka ntchito yopitilira ndi kuyika zinthu zokha. Mafotokozedwe ofunikira akuphatikizapo m'lifupi mwake wodulidwa womwe ungasinthidwe kuyambira pa zero kupita mmwamba, kutalika kwa tsamba la 550 mm, makulidwe ake kuyambira 0 mpaka 10 mm, ndi liwiro la kudula mpaka mipeni 120 pamphindi. Makinawa amagwiritsa ntchito silinda ya pneumatic kuti akanikizire zinthu ndi kupanikizika komwe kumasinthidwa kokha kuti kukhale makulidwe ake, kuchotsa kusintha kwa kasupe komwe kumachitika pazida zakale. Dongosolo lolamulidwa ndi PLC limayang'anira chakudya cha zinthu, kuwerengera zinthu, ndi kuyika zinthu ndi ma alarm kuti aone kusowa kwa zinthu ndi momwe zinthu zilili.

Kudula mopsompsona — kudula pakati pa silicone layer koma osati release liner — ndiyo njira yodziwika bwino ya ma silicone gaskets okhala ndi zomatira omwe amagwiritsidwa ntchito m'ma enclosures amagetsi. Kulondola kwa servo motor feed ya ±0.1 mm ndikofunikira kwambiri kuti pakhale kusinthasintha kwa magawo masauzande ambiri pa gulu lililonse.

Zopangira Zamagetsi Zamagetsi za Silicone Rubber

Kapangidwe ka silicone kamapangitsa kuti pakhale zovuta zapadera zochotsera kuwala kwa dzuwa. Chifukwa rabara ya silicone ili ndi mphamvu yochepa yochotsa kuwala komanso kusinthasintha kwakukulu, kuwala kopyapyala kwa nkhungu kumasinthasintha m'malo mosweka chifukwa cha kusweka kwa makina. Pazida zamagetsi za silicone zomwe zili ndi makulidwe a flash pansi pa 0.3 mm, kuchotsa kuwala kwa makina kumatha kuwononga zinthu zoyambira pamalo olumikizira kuwala. Kuchotsa kuwala kwa cryogenic pa -100°C mpaka -130°C pogwiritsa ntchito nayitrogeni yamadzimadzi kumawononga kuwala kopyapyala uku ndikusunga mawonekedwe a thupi la silicone, zomwe zimathandiza kuchotsa kuwala koyera popanda kuwonongeka pamwamba.

Pazigawo za silicone zomwe zili ndi kuwala kokhuthala kuposa 0.3 mm kapena geometries yosavuta yopatukana, kuyeretsa kwamakina kungagwiritsidwe ntchito ndi zofewa komanso liwiro lochepa la kugwa.Makina ochotsera madzi a XCJ-G600imakonza ziwalo za silicone mkati mwa mulifupi mwake wa 3 mm mpaka 100 mm ikasinthidwa ndi magawo oyenera, ngakhale magulu oyesera amalimbikitsidwa kuti atsimikizire mtundu wa pamwamba asanapangidwe mokwanira.

Kuyeretsa ndi Kuumitsa Mbali za Silicone Zopangira Makompyuta

Zipangizo zamagetsi za silicone zimafunika kutsukidwa pambuyo poumba ndi kuchotsa fumbi kuti zichotse zinthu zotulutsa nkhungu, fumbi lotsala, komanso zinthu zodetsa. Zinthu zotulutsa nkhungu zimatha kusokoneza mgwirizano wa zomatira panthawi yopangira zinthu zamagetsi, ndipo kuipitsidwa kwa tinthu tating'onoting'ono toyendetsa zinthu kumatha kuyambitsa ma short circuits mu zipangizo zomwe zasonkhanitsidwa.makina oyeretsera ndi kuumitsa a rabaraYapangidwira makamaka rabara ya silicone, zida, mapulasitiki, ndi zotchingira zamagetsi, pogwiritsa ntchito magulu atatu a njira zotsukira za magawo asanu ndi limodzi zomwe zitha kusakanikirana momasuka kuti pakhale milingo yosiyanasiyana ya kuipitsidwa.

Pa ntchito zamagetsi zomwe zimafuna kuyanjana ndi chipinda choyeretsa, njira yoyeretsera iyenera kugwiritsa ntchito madzi opanda ayoni ndi ma surfactants osakhala a ionic kutsatiridwa ndi kuumitsa kwa HEPA-sefed kuti apewe kuipitsa. Magawo asanu ndi limodzi oyeretsera a makinawa amalola kutsuka, kutsuka, ndi kuumitsa motsatizana komwe kungakonzedwe kuti kugwiritsidwe ntchito pakupanga kwa silicone.IPC-1601miyezo yoyendetsera zinthu zamagetsi, kutsimikizira ukhondo kuyenera kuphatikizapo kuyang'ana maso nthawi 10 ndi kuyesa kuipitsidwa kwa ayoni kwa zigawo zomwe zimalowa m'magulu amagetsi odalirika kwambiri.

Kuwongolera Ubwino mu Kukonza Mphira wa Silicone pa Zamagetsi

Magawo abwino kutengera zomwe zimafunika pa zinthu za rabara la silicone pazinthu zamagetsi zamagetsi zomwe zimagwiritsidwa ntchito ndi anthu komanso mafakitale. Zofunikira zina zimasiyana malinga ndi OEM.

Kuyang'ana magawo a zida zamagetsi za silicone kuyenera kuwerengera kuchuluka kwa kutentha kwa zinthuzo, komwe kuli kokwera pafupifupi nthawi 3-4 kuposa NBR kapena EPDM. Zigawo zomwe zimayesedwa pa 25°C zitha kukhala zazikulu mpaka 0.15% kuposa kutentha kodziwika bwino kwa 23°C komwe kwatchulidwa mu ISO 3601 poyesa magawo a O-ring. Malo owunikira kutentha amalimbikitsidwa kuti azigwiritsidwa ntchito pazinthu zamagetsi za silicone molondola.

Kutsiliza: Kukonza Kogwirizana kwa Mphira wa Silicone wa Electronics-Grade

Kukonza rabara la silicone pamakampani amagetsi kumafuna kulondola pagawo lililonse - kuyambira kudula ndi kutulutsa mpweya kudzera mu kuyeretsa ndi kutsimikizira mtundu. Mphamvu yochepa ya kung'ambika ndi kutentha kwakukulu kwa zida zofunidwa ndi silicone zosiyana ndi zomwe zimagwiritsidwa ntchito pa NBR, EPDM, kapena FKM compounds. Makina odulira okha okhala ndi servo motor control, cryogenic deflashing ya magawo a silicone opepuka, ndi makina oyeretsera ambiri amapanga mzere wokhazikika wa zida za silicone zamagetsi.

Opanga omwe akulowa mumsika wamagetsi wa silicone ayenera kutsimikizira gawo lililonse lokonza ndi magulu oyesera asanapangidwe mokwanira, makamaka posankha njira yochotsera kuwala kutengera makulidwe a flash ndi mphamvu yoyeretsera pochotsa nkhungu.