Isingeniso:
Emkhiqizweni wezimboni,Imishini yokushisela indawo ye-MFDC, ikakhulukazi imishini yokushisela indawo ye-Medium Frequency Direct Current (MFDC), isetshenziswa kakhulu emikhakheni ehlukahlukene njengokukhiqiza izimoto kanye nokuhlanganisa izinto zikagesi zasendlini ngenxa yokusebenza kahle kwayo -izici zokonga amandla. Kodwa-ke, ngesikhathi sokusebenza okungokoqobo, abasebenzisi abaningi bahlangabezana nenkinga "yokushisela okubuthakathaka," okungathinti nje kuphela ikhwalithi yomkhiqizo kodwa kungase futhi kubangele izingozi zokuphepha. Lesi sihloko sihlola izimbangela ezivamile nezisombululo zokushisela kwamabala abuthakathaka.
I. Hlola ukuthi i-Electrode Pressure Ifanelekile yini
Ukucindezela kwe-Electrode kungenye yezinto ezibalulekile ezithinta amandla e-weld. Uma ingcindezi iphansi kakhulu, iholela ekuphikisweni kokuxhumana ngokweqile kanye nokukhiqizwa kokushisa okwanele; ngokuphambene, ukucindezela ngokweqile kungabangela ukuguqulwa kweshidi lensimbi noma ukuhlehlisa okujulile ngokweqile. Kunconywa ukuthi ulungise ngokunengqondo ukucindezela kwe-electrode ngokusekelwe kugqinsi lwempahla nohlobo, njalo uhlole ukuguga kwethiphu ye-electrode, futhi uyishintshe ngokushesha uma kudingeka.
II. Qinisekisa uma ngabe Izilungiselelo Zokushisela Zamanje nezesikhathi Zinengqondo
I-Welding yamanje nesikhathi kuthinta ngokuqondile okokufaka ukushisa. Uma usebenzisa iUmshini wokushisela indawo we-MFDC, uma i-current iphansi kakhulu noma isikhathi sokunika amandla sisifushane kakhulu, i-nugget ayikwazi ukwakheka ngokugcwele, okuholela emandleni e-weld anganele. Amapharamitha kufanele athuthukiswe futhi alungiswe ngokuya ngohlobo lwezinto ezibonakalayo, ukujiya, nezidingo zokushisela, kubhekiselwa kumanuwali wemishini, futhi ukuhlolwa kwesampula kufanele kwenziwe ukuze kuqinisekiswe ikhwalithi yokushisela.
III. Naka Ithiphu Ye-Electrode Yokuhlanza Nokunakekela
Ngemuva kokusetshenziswa isikhathi eside, izingqimba ze-oxide noma isipatha sensimbi singanqwabelana kalula endaweni yethiphu ye-electrode, kuphazamise ukusebenza kukagesi futhi kuholele ekushiseleni okubuthakathaka. Kunconywa ukuhlanza njalo amathiphu e-electrode ukuze ugcine ubuso babo bushelelezi futhi buhlanzekile. Ngesikhathi esifanayo, hlola ukuthi uhlelo lokupholisa lusebenza ngokujwayelekile yini ukuvimbela ama-electrode ekushiseni ngokweqile, okuthinta imiphumela yokushisela.
IV. Xazulula izinkinga zamaphutha ezinto ezingaba khona
Uma izinkinga ezishiwo ngenhla zikhishiwe kodwa ukushisela okubuthakathaka kusaqhubeka, kungase kube ngenxa yamaphutha kagesi noma ukungahambi kahle kwesistimu yokulawulaUmshini wokushisela indawo we-MFDCuqobo. Kulokhu, thintana nabasebenzi bezobuchwepheshe abachwepheshile ukuze benze ukuhlola okuphelele kwezinto zokusebenza, uqinisekise ukuphuma kwamandla okuzinzile kanye nokusebenza kwemojula yokulawula evamile.
Isiphetho
Ukushisela okubuthakathaka kuyinselelo evamile yobuchwepheshe uma usebenzisaImishini yokushisela indawo ye-MFDC. Kodwa-ke, ngokulinganisa izinqubo zokusebenza, ukubeka imingcele ngokunengqondo, nokugcina imishini njalo, izinkinga eziningi zingaxazululwa ngempumelelo. Lapho ukhetha futhi usebenzisaImishini yokushisela indawo ye-MFDC, amabhizinisi kufanele futhi agxile kukhwalithi yomkhiqizo kanye{0}}nesevisi yangemuva kokuthengisa ukuze kuqinisekiswe{1}}ikhwalithi ende, eqinile yokushisela. Ngokusetshenziswa kwesayensi kuphela nokuphatha okokusebenza lapho izinzuzo eziphezulu-zokusebenza kahleImishini yokushisela indawo ye-MFDCkufezeke ngokugcwele.
