01 Menene awelded hadin gwiwa
Haɗin da aka yi masa walda yana nufin haɗin gwiwa inda ake haɗa kayan aiki biyu ko fiye ta hanyar walda. Haɗin haɗaɗɗen haɗaɗɗen walda yana samuwa ta hanyar dumama gida daga tushen zafi mai zafi. Haɗin da aka haɗa ya ƙunshi yankin fusion (yankin walda), layin fusion, yankin da ya shafa zafi, da yankin ƙarfe na tushe, kamar yadda aka nuna a cikin adadi.
02 Menene haɗin gwiwa
Tsarin walda da aka saba amfani da shi shine haɗin gwiwa inda sassa biyu masu haɗin gwiwa ke waldasu a cikin jirgi ɗaya ko baka a tsakiyar jirgin haɗin gwiwa. Siffar ita ce dumama iri ɗaya, ƙarfi iri ɗaya, kuma mai sauƙin tabbatar da ingancin walda.
03 abin awalda tsagi
Domin tabbatar da shigar azzakari cikin farji da ingancin welded gidajen abinci, da kuma rage walda nakasawa, da gidajen abinci na walda sassa gaba ɗaya pre sarrafa cikin daban-daban siffofi kafin waldi. Hanyoyi daban-daban na walda sun dace da hanyoyin walda daban-daban da kauri na walda. Siffofin tsagi na gama gari sun haɗa da: I-dimbin yawa, V-dimbin yawa, U-dimbin yawa, V-dimbin yawa, da sauransu, kamar yadda aka nuna a cikin adadi.
Common tsagi siffofin butt gidajen abinci
04 Tasirin Fom ɗin Haɗin gwiwa na Butt a kanLaser Arc Composite Welding
Kamar yadda kauri daga cikin welded workpiece ƙaruwa, cimma guda-gefe waldi da biyu-gefe forming na matsakaici da lokacin farin ciki faranti (laser ikon <10 kW) sau da yawa ya zama mafi hadaddun. Yawancin lokaci, ana buƙatar ɗaukar dabarun walda daban-daban, kamar zayyana nau'ikan tsagi masu dacewa ko adana wasu gibin docking, don cimma walƙar matsakaici da kauri. Koyaya, a zahirin walda na samarwa, tanadin gibin docking zai ƙara wahalar kayan aikin walda. Saboda haka, zane na tsagi ya zama mahimmanci yayin aikin walda. Idan tsagi zane ba m, da kwanciyar hankali da kuma yadda ya dace na waldi za a adversely shafi, kuma shi ma yana kara hadarin walda lahani.
(1) The tsagi form kai tsaye rinjayar ingancin weld kabu. Tsarin tsagi da ya dace zai iya tabbatar da cewa ƙarfe na waldawa ya cika cika cikin kabu na walda, rage abin da ya faru na lahani na walda.
(2) Siffar siffa na tsagi yana rinjayar hanyar da ake canja wurin zafi, wanda zai iya jagorantar zafi mafi kyau, samun ƙarin dumama da sanyaya, da kuma taimakawa wajen guje wa gurɓataccen zafi da damuwa.
(3) The tsagi tsari zai shafi giciye-section ilimin halittar jiki na weld kabu, kuma shi zai kai ga giciye-section ilimin halittar jiki na weld kabu zama mafi a cikin layi tare da takamaiman bukatun, kamar weld shigar zurfin da nisa.
(4) Tsarin tsagi mai dacewa zai iya inganta kwanciyar hankali na walda kuma rage abubuwan da ba su da tabbas yayin aikin walda, kamar splashing da lahani.
Kamar yadda aka nuna a cikin Hoto na 3, masu bincike sun gano cewa yin amfani da Laser Arc composite waldi (laser power 4kW) na iya cika tsagi a cikin yadudduka biyu da wucewa biyu, yadda ya kamata inganta aikin walda; An sami wani lahani kyauta na walda na 20mm lokacin farin ciki na MnDR ta amfani da walƙiya mai haɗaɗɗun baka na Laser mai Layer uku (ikon laser na 6kW); Laser arc composite waldi da aka yi amfani da 30mm kauri low-carbon karfe waldi a mahara yadudduka da wucewa, da giciye-section ilimin halittar jiki na welded hadin gwiwa da aka barga da kuma kyau. Bugu da ƙari, masu bincike sun gano cewa nisa na rectangular rectangular da kuma kusurwar nau'i na Y-dimbin yawa yana da tasiri mai tasiri akan tasirin yanayi. Lokacin da nisa na rectangular tsagi ne≤4mm kuma kusurwar tsagi mai siffar Y shine≤60 °, Siffar sassan giciye na kabu na weld yana nuna tsagewar tsakiya da ƙwanƙwasa bangon gefe, kamar yadda aka nuna a cikin adadi.
Tasirin Fom ɗin Tsagi akan Sashin Giciyen Halittu na Welds
Tasirin Tsagi da Nisa da Angle akan Sashin Giciyen Halitta na Welds
05 Taƙaitaccen
Zaɓin nau'in tsagi yana buƙatar cikakken la'akari da buƙatun aikin walda, halaye na kayan aiki, da halaye na tsarin walƙiya na baka na Laser. Tsarin tsagi da ya dace zai iya inganta aikin walda kuma rage haɗarin lahani na walda. Saboda haka, zaɓi da kuma zane na tsagi tsari ne mai key factor kafin Laser baka hada waldi na matsakaici da kauri faranti.
Lokacin aikawa: Nuwamba-08-2023
