Me yasa na'urar ma'auni mai ƙarancin ƙarfi tare da haɗaɗɗun aikin degassing yana faɗaɗa fa'idodin ƙarancin ƙarancin PU elastomers
The workpiece sanya daga conductive abu da aka yanke ta amfani da wani kara thermal plasma jet.It ne mai tasiri hanya don yankan lokacin farin ciki faranti karfe.
Ko kuna ƙirƙirar zane-zane ko kera samfuran da aka gama, yankan plasma yana ba da damar da ba ta da iyaka don yanke aluminum da bakin karfe.Amma menene ke bayan wannan sabuwar fasaha? Mun fayyace batutuwa mafi mahimmanci a cikin taƙaitaccen bayani, wanda ya ƙunshi mahimman bayanai game da plasma. injin yankan da yankan plasma.
Plasma yankan shine tsari na yankan kayan aiki tare da haɓaka jiragen sama na plasma na thermal. Abubuwan da aka saba da za a iya yanke tare da fitilar plasma sune karfe, bakin karfe, aluminum, tagulla, jan ƙarfe, da sauran ƙananan ƙarfe. , Motar gyara da gyara, masana'antu yi, ceto da scrapping.Due ga babban sabon gudun, high daidaici da kuma low cost, plasma yankan ne yadu amfani, daga manyan masana'antu CNC aikace-aikace zuwa kananan mai son kamfanoni, da kuma kayan da ake daga baya amfani da waldi. .Plasma Yanke-Conductive gas tare da zafin jiki har zuwa 30,000 ° C sa plasma yankan na musamman.
Babban tsarin yankan plasma da waldawa shine ƙirƙirar tashar lantarki don iskar gas mai zafi (watau plasma), daga injin yankan plasma da kanta ta hanyar aikin da za a yanke, ta haka ne za a samar da cikakkiyar da'ira wanda ke komawa zuwa injin yankan plasma ta hanyar tashar ƙasa.Ana samun wannan ta hanyar busa iskar gas (oxygen, iska, iskar gas da sauran iskar gas, dangane da kayan da za a yanke) ta hanyar bututun mai mai da hankali a babban saurin aiki. gas bututun ƙarfe da workpiece kanta.Wannan baka ionizes wani ɓangare na gas da kuma haifar da conductive plasma tashar.Lokacin da halin yanzu daga plasma yankan tocina gudana ta cikin plasma, shi zai saki isasshen zafi don narke workpiece.A lokaci guda, mafi yawan. na babban gudun plasma da matsewar iskar gas suna busa narkakkar karfe mai zafi, suna raba kayan aikin.
Yanke Plasma hanya ce mai inganci don yanke kayan bakin ciki da kauri.Tocila da hannu zai iya yanke faranti mai kauri na 38 mm a kauri, kuma mafi ƙarfin wutar lantarki mai sarrafa kwamfuta na iya yanke faranti mai kauri na mm 150. Tun da na'urorin yankan plasma suna samar da zafi sosai da sosai. "Cones" na gida don yankan, suna da amfani sosai don yankan da walƙiya masu lankwasa ko zanen gado.
Ana amfani da injunan yankan plasma da hannu gabaɗaya don sarrafa ƙarfe na bakin ciki, kula da masana'anta, kula da aikin gona, wuraren gyaran walda, cibiyoyin sabis na ƙarfe (shara, walda da rushewa), ayyukan gini (kamar gine-gine da gadoji), ginin jirgin ruwa na kasuwanci, samar da tirela, mota. gyare-gyare Da kuma zane-zane (ƙira da walda).
Na'urar yankan ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar cuta za ta iya haɗawa a cikin tsarin stamping, Laser ko na'ura na robotic. tebur da portal da aka yi amfani da su.Wadannan tsarin ba su da sauƙin aiki, don haka duk abubuwan haɗin su da tsarin tsarin ya kamata a yi la'akari da su kafin shigarwa.
A lokaci guda kuma, masana'anta kuma suna ba da haɗin haɗin haɗin gwiwa wanda ya dace da yankan plasma da walƙiya.A cikin masana'antar masana'antu, ƙa'idar babban yatsa shine: mafi rikitarwa da buƙatun yankan plasma, mafi girman farashi.
Yankewar Plasma ya fito ne daga waldawar plasma a cikin 1960s kuma ya haɓaka cikin ingantaccen tsari don yanke ƙarfe da faranti a cikin 1980s. Idan aka kwatanta da yankan “karfe-zuwa-ƙarfe” na gargajiya, yankan plasma ba ya haifar da aske ƙarfe kuma yana ba da yankan daidai. Na'urorin yankan plasma na farko sun kasance manya, jinkiri da tsada.Saboda haka, ana amfani da su da yawa don maimaita tsarin yankan a cikin yanayin samar da yawan jama'a.Kamar sauran kayan aikin injin, an yi amfani da fasahar CNC (nau'in ƙididdiga na kwamfuta) a cikin na'urorin yankan plasma daga ƙarshen 1980s. zuwa 1990s. Godiya ga fasahar CNC, na'urar yankan plasma ta sami sassaucin ra'ayi mafi girma a cikin yankan siffofi daban-daban bisa ga jerin umarni daban-daban da aka tsara a cikin tsarin CNC na na'ura. Duk da haka, CNC na'ura mai kwakwalwa na plasma yawanci yana iyakance ga yankan alamu da sassa daga. lebur karfe faranti mai motsi biyu kacal.
A cikin shekaru goma da suka wuce, masana'antun na daban-daban na plasma yankan inji sun ɓullo da sabon model tare da karami nozzles da thinner plasma arcs.This damar da plasma yankan gefen don samun Laser-kamar daidaici.Several masana'antun sun hada CNC daidaici iko da wadannan waldi bindigogi don samar da. sassan da ke buƙatar kaɗan ko babu sake yin aiki, sauƙaƙe wasu matakai kamar walda.
Ana amfani da kalmar "rarrabuwa ta thermal" azaman kalmar gabaɗaya don aiwatar da yanke ko ƙirƙirar kayan ta aikin zafi.A cikin yanayin yanke ko rashin yanke magudanar iskar oxygen, babu buƙatar ƙarin aiki a cikin ƙarin aiki.Mahimman hanyoyin guda uku sune oxy-fuel, plasma da yankan laser.
Lokacin da hydrocarbons suna oxidized, suna haifar da zafi. Kamar sauran hanyoyin konewa, yankan man fetur ba ya buƙatar kayan aiki masu tsada, makamashi yana da sauƙi don sufuri, kuma yawancin matakai ba su buƙatar wutar lantarki ko ruwan sanyaya. Yanke man fetur na iskar oxygen shine babban tsari don yankan ƙarfe mai nauyi, ƙarfe mara nauyi da ƙananan ƙarfe, kuma ana amfani dashi don shirya kayan don waldawa na gaba.Bayan harshen wuta na atomatik ya kawo kayan zuwa zafin wuta, iskar oxygen ya juya. akan kuma kayan yana ƙonewa. Gudun da zafin wutar lantarki ya kai ya dogara da iskar gas. Gudun yankan daidai ya dogara da tsabtar oxygen da saurin allurar oxygen. High tsarki oxygen, ingantaccen ƙirar bututun ƙarfe da daidaitaccen iskar gas tabbatar babban yawan aiki da kuma rage yawan farashin tsari gaba ɗaya.
An haɓaka yankan Plasma a cikin 1950s don yanke ƙarfe waɗanda ba za a iya kora ba (kamar bakin karfe, aluminum, da jan karfe). zafi plasma rafi iya kayan kamar robobi da za a yanke (ba canja wurin baka) .Ga karfe kayan, plasma yankan kuma ignites wani baka tsakanin electrode da workpiece ƙara makamashi transfer.A kunkuntar bututun ƙarfe bude mayar da hankali da baka da plasma current.An. ƙarin haɗin haɗin hanyar fitarwa za a iya samun ta hanyar iskar gas mai ƙarfi (gas ɗin garkuwa) .Zaɓi madaidaicin ƙwayar plasma / garkuwar gas na iya rage yawan farashin tsari.
Tsarin Autorex na ESAB shine mataki na farko don sarrafa ƙwayar plasma ta atomatik. Ana iya haɗa shi cikin sauƙi cikin layukan samarwa da ake da su.(Source: ESAB Cutting System)
Laser sabon ne latest thermal sabon fasahar, raya bayan plasma cutting.The Laser katako ne generated a cikin resonant rami na Laser sabon system.Ko da yake da amfani da resonator gas ne sosai low, da tsarki da kuma daidai abun da ke ciki ne decisive.The musamman resonator. Na'urar kariya ta gas ta shiga cikin rami mai resonant daga silinda kuma yana inganta aikin yankewa.Don yankan da waldawa, ana jagorantar katako na laser daga resonator zuwa yankan kai ta hanyar tsarin hanyar katako. Dole ne a tabbatar da cewa tsarin ba shi da kaushi. , barbashi da vapors.Musamman ga tsarin aiki mai girma (> 4kW), ana ba da shawarar nitrogen na ruwa. A cikin yankan Laser, ana iya amfani da oxygen ko nitrogen azaman yankan gas. Ana amfani da iskar oxygen don ƙarancin ƙarfe da ƙananan ƙarfe, ko da yake tsari shine kama da yankan man fetur. A nan, tsabtar iskar oxygen kuma tana taka muhimmiyar rawa. Ana amfani da Nitrogen a cikin bakin karfe, aluminum, da nickel alloys don cimma gefuna mai tsabta da kuma kula da mahimman kaddarorin substrate.
Ana amfani da ruwa a matsayin mai sanyaya a yawancin matakan masana'antu wanda ke kawo yanayin zafi mai yawa zuwa tsari.Haka kuma ya shafi allurar ruwa a cikin yankan plasma.An yi amfani da ruwa a cikin arc na plasma na na'urar yankan plasma ta hanyar jet.Lokacin amfani da nitrogen a matsayin plasma. iskar gas, ana samar da baka na plasma, wanda shine yanayin mafi yawan na'urorin yankan plasma. Da zarar an zuba ruwa a cikin baka na plasma, zai haifar da raguwar tsayi. Idan an kwatanta fa'idodin tsarin da ke sama tare da plasma na al'ada, ana iya ganin cewa an inganta ingancin yankewa da rectangularity na yankan, kuma an shirya kayan walda da kyau. yankan, haɓakar saurin yankewa, raguwar lanƙwasa biyu, da raguwar yashwar bututun ƙarfe kuma ana iya lura da shi.
Ana amfani da iskar Vortex sau da yawa a cikin masana'antar yankan plasma don cimma mafi kyawun ƙulla ginshiƙi na plasma da kuma kwanciyar hankali na wuyan wuyansa.Yayin da adadin iskar gas mai shigowa yana ƙaruwa, ƙarfin centrifugal yana motsa matsakaicin matsakaicin matsa lamba zuwa gefen ɗakin matsi kuma yana motsawa. Matsakaicin matsakaicin matsa lamba kusa da shaft.Bambanci tsakanin matsakaicin matsakaici da matsakaicin matsa lamba yana ƙaruwa tare da adadin vortices.Babban bambancin matsa lamba a cikin jagorancin radial yana ƙunshe da arc kuma yana haifar da ƙananan halin yanzu da ohmic dumama kusa da shaft.
Wannan yana haifar da yawan zafin jiki mafi girma a kusa da cathode. Ya kamata a lura cewa akwai dalilai guda biyu da ya sa gas mai karkatarwa yana hanzarta lalata cathode: ƙara matsa lamba a cikin ɗakin da aka matsa da canza yanayin kwarara kusa da cathode. a yi la'akari da cewa, bisa ga kiyayewa na motsi na angular, iskar gas mai lamba mai girma za ta kara yawan karfin juyi a wurin yanke. daban.
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Lokacin aikawa: Janairu-05-2022