
Esi sikhokelo sinika amagqabantshintshi abanzi izixhobo zokuwelda kwimizi-mveliso, kukunceda ukhethe ezona zixhobo zifanelekileyo kwiimfuno zakho ezithile. Siza kuphonononga iinkqubo ezahlukeneyo ze-welding, iintlobo zezixhobo, iingqwalasela zokhuseleko, kunye nezinto ekufuneka ziqwalaselwe xa uthenga. Nokuba ungumtshisi onamava okanye usaqala nje, esi sixhobo siya kukuxhobisa ngolwazi lokwenza izigqibo ezinolwazi.
I-GMAW, ekwabizwa ngokuba yi-MIG welding, yinkqubo eguquguqukayo esetyenziswa ngokubanzi kwi izixhobo zokuwelda kwimizi-mveliso izicelo. Isebenzisa i-electrode yocingo eqhubekayo efakwe kwi-weld pool, ekhuselwe yigesi engasebenzi. I-GMAW yaziwa ngamazinga ayo aphezulu okubekwa kunye nokusebenziseka ngokulula, iyenza ilungele izinto ezahlukeneyo njengentsimbi, ialuminiyam, kunye nentsimbi engatyiwayo. Nangona kunjalo, isenokungalungeli kwizinto ezibhityileyo kakhulu okanye uyilo oluntsonkothileyo.
I-GTAW, okanye i-TIG welding, yinkqubo echanekileyo ehlala ikhethwa kwiiwelds ezikumgangatho ophezulu ezifuna ulawulo olubalaseleyo. Isebenzisa i-electrode ye-tungsten engasetyenziswanga kunye nentonga yokuzalisa eyahlukileyo, ukudala i-weld ecocekileyo nebonakalayo. Ngelixa inikezela ngolawulo oluphezulu kunye nomgangatho we-weld, i-GTAW ihlala icotha kwaye ifuna isakhono esingaphezulu kune-GMAW. Ihlala isetyenziswa kwizicelo ezifuna ukuchaneka okuphezulu, okufana nokuwelda intsimbi engatyiwayo okanye ialuminiyam. Uninzi oluphezulu izixhobo zokuwelda kwimizi-mveliso iiseti ziya kuba nalo buchule.
I-SMAW, ekwabizwa ngokuba yi-welding stick, yinkqubo eyomeleleyo nephathwayo elungele umsebenzi wangaphandle kunye neendawo ezinomngeni. Isebenzisa i-electrode esetyenziswayo ehlanganiswe ne-flux, ekhusela i-weld pool ekungcoleni kwe-atmospheric. I-SMAW ayibizi kakhulu kwaye kulula ukuyifunda kodwa inokuvelisa iiweld ezingaguqukiyo xa kuthelekiswa ne-GMAW okanye i-GTAW. Izicelo eziqhelekileyo ziquka ukugcinwa kunye nokulungiswa kumashishini anzima.
Ukukhetha ekunene izixhobo zokuwelda kwimizi-mveliso ibandakanya izinto ezininzi ezibalulekileyo:
Uhlobo lwenkqubo ye-welding efunekayo ixhomekeke kwizinto ezifana nobukhulu bezinto eziphathekayo, uyilo oludibeneyo, kunye nomgangatho ofunekayo we-weld. Ukuqondwa ngokucokisekileyo kwesicelo kubalulekile ekukhetheni izixhobo ezifanelekileyo.
Imithombo yamandla isuka kwiziguquli ezincinci, eziphathwayo ukuya kwezinkulu, ezilungisayo. Ukhetho luxhomekeke kwiimfuno zamandla zenkqubo ye-welding, iimfuno zokuphatheka, kunye nomjikelezo womsebenzi (ipesenti yexesha isixhobo esinokuthi sisebenze ngokuqhubekayo ngaphandle kokushisa).
Umjikelo womsebenzi ngumba obalulekileyo ekufuneka uqwalaselwe, njengoko ubonisa isakhono sesixhobo sokujongana nokusetyenziswa ngokuqhubekayo. Umjikelo ophezulu womsebenzi uthetha ukuba isixhobo sinokusebenza ixesha elide ngaphandle kokufudumeza, ukwandisa imveliso.
Izixhobo zokuwelda kwimizi-mveliso iindleko ziyahluka kakhulu ngokuxhomekeke kwiifitsha, umthamo, kunye nophawu. Kubalulekile ukuseka uhlahlo lwabiwo-mali kwaye ukhethe izixhobo phakathi koluhlu, ukulinganisa iimpawu kunye nokufikeleleka.
Ukhuseleko kufuneka lusoloko luphambili xa usebenzisa izixhobo zokuwelda kwimizi-mveliso. Izixhobo ezifanelekileyo zokhuseleko, kuquka izigcina-ntloko zokuwelda, iiglavu, kunye nempahla, zibalulekile. Ngalo lonke ixesha ulandela izikhokelo zomenzi kunye neenkqubo zokhuseleko ezisekiweyo.
Xa ukhangela eyakho izixhobo zokuwelda kwimizi-mveliso, qwalasela ababoneleli abathembekileyo abanerekhodi eyomeleleyo yokubonelela ngeemveliso ezikumgangatho ophezulu kunye nenkonzo ebalaseleyo yabathengi. Kwiimveliso zetsimbi ezikumgangatho ophezulu kunye nezixhobo ze-welding ezinokubakho, qwalasela ukuhlola Botou Haijun Metal Products Co., Ltd. ukubona ukuba bayakunika into oyifunayo. Ubungcali namava abo anokuba luncedo.
| Uphawu | GMAW | GTAW | SMAW | Uluhlu lwexabiso |
|---|---|---|---|---|
| Lincoln Electric | Ewe | Ewe | Ewe | Phakathi-phezulu |
| Miller Electric | Ewe | Ewe | Ewe | Phakathi-phezulu |
| Hobart | Ewe | Ewe | Ewe | Uluhlu oluphakathi |
Qaphela: Uluhlu lwamaxabiso luqikelelo kwaye lunokwahluka ngokuxhomekeke kwimodeli ethile kunye neempawu.
Esi sikhokelo sibonelela ngesiqalo sokuqonda izixhobo zokuwelda kwimizi-mveliso. Soloko udibana neengcali kunye nabavelisi ngeenkcukacha ezithe vetshe kunye nezikhokelo zokhuseleko.
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