Intshayelelo
Kwishishini lokulungisa isinyithi,I-MFDC (i-Medium Frequency Direct Direct Current) abashiseli bamabalazizixhobo ezibalulekileyo zokuwelda, kwaye umgangatho wazo wokuwelda uchaphazela ngqo uzinzo kunye nokhuseleko lwemveliso. Nangona kunjalo, ngamanye amaxesha ngexesha lenkqubo ye-welding, sinokuhlangabezana nengxaki yamaqamu avela kwiindawo ze-weld. Oku akuchaphazeli kuphela i-aesthetics ye-weld kodwa kunokuchaphazela kakubi amandla ayo. Eli nqaku ligxile kumxholo othi "Kutheni kukho amaqamza kwiindawo zokuweldAbashiseli bamabala beMFDC?”, iphonononga oonobangela bayo, ize inike izisombululo ezihambelanayo.
Uhlalutyo lwesizathu
- Usulelo loMphezulu:Ukuba umphezulu wesinyithi awucocwanga kakuhle phambi kwe-welding, ukungcola okushiyekileyo okufana neoli, ukungcola, kunye ne-oxides kunokukhupha igesi phantsi kobushushu obuphezulu be-welding, yenze amaqamza.
- Izinto eziguquguqukayo:Izinto eziguquguqukayo ezivela kumacandelo e-welding okanye indawo engqongileyo, njengepeyinti okanye i-lubricant, inokunyuka xa ishushu. Ezi gesi zibanjiswa kwidama elinyibilikisiweyo, zenze amaqamza.
- Ukufunxwa kwerhasi:Izixhobo zetsimbi zinokufunxa iigesi ezinjengehydrogen okanye ioksijini ngexesha lokuwelda. Xa ubushushu bendawo bukhula, ezi gesi ziyakhululwa, nto leyo ekhokelela ekubunjweni kwamaqamza.
- Imilinganiselo yeWelding engafanelekanga:Iisetingi ezingalunganga zeeparameters ezifana ne-welding current, ixesha, kunye noxinzelelo kunokubangela ukufudumeza kwendawo okanye ukufudumeza okungonelanga kwezinto ze-welding, okubangela amaqamza.
- Umphunga wesinyithi:Kumaqondo obushushu aphezulu, isinyithi sinokuguquka sibe ngumphunga. Xa lo mphunga uphola kwaye ujiya, usenokwenza amaqamza.
- IiMathiriyeli zeWelding ezingefani:Ukungazinzi kweekhemikhali phakathi kwezixhobo ezahlukeneyo kunokukhokelela ekwakhekeni kweqamza.
- Ukukhusela imiba yerhasi:Iingxaki ezifana nokungacoceki okwaneleyo kwegesi ekhuselayo okanye ukuvuza kwimizila yegesi kunokukhokelela ekukhuselweni kakubi kwerhasi ngexesha le-welding, emva koko kubangele amaqamza.
Izisombululo
- NONEQinisekisa ukuba umphezulu wesinyithi ucocwe ngokucokisekileyo phambi kokuba welding ukususa ioyile, ukungcola, kunye neeoksidi, ukunciphisa imithombo yokukhutshwa kwerhasi.
- Lawula Imeko-bume:Kuphephe ukuwelda kwindawo enezinto eziguquguqukayo, okanye wenze ukuthoba kunye nokucoca amacandelo phambi kwe-welding.
- Lungiselela iiParamitha zeWelding:Cwangcisa iiparamitha ezifana ne-welding yangoku, ixesha, kunye noxinzelelo ngokufanelekileyo ngokwemathiriyeli ye-welding kunye neemfuno zenkqubo ukuphepha ukufudumeza kwendawo okanye ukufudumeza okunganeleyo.
- Khetha izixhobo zokuwelda ezifanelekileyo:Qinisekisa ukuhambelana kwezinto ze-welding ukuphepha ukuphendula kweekhemikhali ezingazinzanga.
- Hlola kwaye ugcine iSixokelelwano seGesi esiKhuselayo:Qinisekisa ukucoceka kwegesi yokukhusela (qinisekisa ukuba ingaphezulu kwe-99.7%); khangela rhoqo imigca yegesi evuzayo kwaye uqinisekise ukuba icocekile; khangela ukuba i-valve ye-solenoid elawula igesi ekhuselayo kwi-welder isebenza ngokufanelekileyo.
- Coca rhoqo uMbhobho:I-Spatter inokubambelela kwi-nozzle ngexesha le-welding, echaphazela ukukhuselwa kwegesi. Ngoko ke, coca i-nozzle rhoqo, ngokuqhelekileyo kucetyiswa yonke imizuzu engama-20-30.
- AbaSebenzi bakaloliwe:Ukuqinisa uqeqesho lwabaqhubi ukuphucula ukuqonda kwabo inkqubo ye-welding kunye nezixhobo, ukuqinisekisa ukusebenza okusemgangathweni kunye nemimiselo yeeparameter ezifanelekileyo.
Isishwankathelo, oonobangela amaqamza kwiindawo weld ofAbashiseli bamabala beMFDCzintsonkothile kwaye zahlukene. Nangona kunjalo, ngokuphumeza amanyathelo afana nokucocwa okuphuculweyo, ukulawulwa kwendalo, ukulungiswa kweparameter, ukukhethwa kwezinto eziphathekayo, ukugcinwa kwenkqubo yegesi yokukhusela, ukucocwa rhoqo kwe-nozzle, kunye nokuqeqeshwa kwabaqhubi, sinokunciphisa ngokufanelekileyo okanye siphephe ukubunjwa kwe-bubble, ngaloo ndlela siphucula umgangatho we-welding.
