Yadda ake Hange Aluminum Tare da Welding Resistance?

An yi amfani da Aluminum a wurare daban-daban saboda nauyin haske, juriya na lalata, kyawawan halayen lantarki da sauran halaye, tare da haɓakar sabon makamashi, aikace-aikacen aluminum ya ƙarfafa, da haɗin aluminum ban da riveting, bonding ne. waldi, don haɗin aluminum farantinjuriya walditsari ne mai mahimmanci, yanayin aikace-aikacen ban da aikace-aikacen masana'antu na al'ada, Ana amfani da shi sosai a cikin sabbin motocin makamashi, sararin samaniya da sauran fannoni.

Ka'idoji naAaluminumWelding

Amfanin juriya na farantin aluminumtabo waldia bayyane suke, ba tare da ƙara kayan taimako ba, kawai ta hanyar narkewar ƙarfe na tushe zai iya samar da haɗin gwiwa mai ƙarfi.AluminumA cikin iska sau da yawa yana da Layer na fim ɗin oxide, ma'aunin narkewar aluminum yana da digiri Celsius 660, kuma fim ɗin oxide shine aluminum oxide, wurin narkewar shi yana da kusan digiri 2000, kuma ya narke kayan tushe don fara fara karya oxide Layer. , wanda kuma shine tsarin waldawar tabo na aluminum ana ɗaukarsa ya zama mafi wahala dalili.

WaldaEkayan aikiSzabe

Zaɓin farantin aluminuminji waldi, Intermediate mita inverter DC samar da wutar lantarki saboda da fitarwa halin yanzu ne DC, tare da mafi girma thermal yadda ya dace, don haka shi ne na farko zabi ga aluminum farantin tabo waldi. The gargajiya uku-lokaci secondary rectifier samar da wutar lantarki ne rabin-kalaman rectifier, capacitive makamashi ajiya wutar lantarki ko da yake fitarwa ne DC amma lokaci ne sosai guntu, don haka ta m yi ba da kyau kamar yadda matsakaici mita inverter DC tabo walda, wadannan. kayan wutar lantarki suna da aikace-aikace a farkon matakin, yanayin aikace-aikacen nan gaba zai zama ƙasa da ƙasa.

makiTo NoteWkazaAaluminumStukunyaWelding

Aluminum farantin tabo waldi tsari, aluminum farantin watsin conductivity da thermal watsin rabo ne high, don haka da bukatar mafi girma halin yanzu da kuma dace waldi lokaci, wanda bukatar hankali ga wadannan maki:

1. Ƙarfin kayan aiki ya kamata ya zama babban isa don tabbatar da cewa fitarwa na yanzu zai iya zama mafi girma a cikin gajeren lokaci, kullum 2-3 sau na yanzu na carbon karfe tabo waldi;

2. Wutar lantarki tana buƙatar ruwa mai ƙarfi mai sanyaya, kuma ana iya ɗaukar zafi da sauri bayan waldawa;

3. Ya kamata a daidaita diamita na gefen gaban na lantarki, kuma faranti daban-daban ya kamata ya sami nau'i daban-daban, kuma ka'idar kada ta kasance ƙasa da SR25;

4. Diamita na lantarki ya kamata ya dace da kauri na farantin, kuma diamita na lantarki da ke ƙasa da 1.0MM na farantin shine ¢13; Kauri 1.0-1.5 Electrode diamita shine ¢16; Sheet kauri 1.5-2.0 Electrode diamita ne ¢20; Kaurin faranti sama da diamita na lantarki 2.0 bai gaza ¢25 ba;

5. Ana yin kayan lantarki dagajan karfe gamitare da high conductivity ko taurin jan karfe, da kuma conductivity ba kasa da 80% IACS;

6. Don saduwa da manyan kayan haɗin gwal, saman farantin aluminum ya kamata a deoxidized, pickling ko polishing, da kuma juriya da juriya na A-level hadin gwiwa na jirgin sama / soja kayayyakin kamata a sarrafa a 50 microohm-100 microohm;

WaldaQhaliIdubawa

Aluminum farantin tabo waldi bayan gwajin, yafi marasa lalacewa gwaji da kuma lalacewa gano nau'i biyu, wadanda ba lalacewa, yafi ta hanyar gani, X-ray da ultrasonic ganewa, lalacewa gano yafi mikewa, low sau da sauran ganewa, da takamaiman hanyoyin ganowa kamar haka. :

1. Binciken bayyanar, ciki har da siffar haɗin gwal, launi mai launi, zurfin ciki, da dai sauransu;

2. Binciken X-ray, gano fim na diamita na ginshiƙi na weld, ko ƙwanƙwasa walda, raguwa da sauran lahani;

3. Low-power ganewa, 15-25 sau bayan yanki lalata gidajen abinci solder, don gano walda permeability, walda lahani, da dai sauransu.;

4. Gwajin tensile, babban ƙarfin haɗin gwiwa na gwajin solder;

5. Gwajin cirewa, ƙwanƙwasa ko ƙwanƙwasa gwajin haɗin gwiwa na solder, galibi ana amfani da su don gano ƙarfin wurin da kuma tabbatar da diamita na tsakiya.

6. Binciken Ultrasonic, tare da haɓaka fasahar ganowa ta ultrasonic, aikace-aikacen gano walda tabo yana ci gaba da ƙarfafawa, ta hanyar kwatanta waveform da aka nuna, da kuma balagaggen fasahar hoto na dijital, ganowar polycrystalline shugaban ultrasonic zai zama kyakkyawan zabi ga gwaji mara lahani na walda tabo na aluminum.

Takaitawa

Tare da balagagge aikace-aikace naNa'urar walda ta MFDC, kazalika da inganta waldi tsari da kuma ganewa yana nufin, bakin kofa na aluminum farantin tabo waldi zai zama m da kuma m, da kuma shi zai inganta aluminum farantin tabo waldi a masana'antu hur, kazalika da sabon makamashi, Aerospace kuma mafi ko'ina. amfani.