Ekwenziweni kwesimanjemanje, ukukhetha kwemishini yokushisela kunomthelela oqondile emandleni ahlangene, ukusebenza kahle kokukhiqiza, kanye{0}nezindleko zokusebenza zesikhathi eside. Njengoba izinto ezisetshenziswayo ziguquka futhi ezishintshayo ziba yizinga, imishini yendabuko yokushisela indawo ye-AC iya ngokuya ilinganiselwe ngokuya ngokusebenza kahle kwamandla kanye nokulawulwa kwenqubo.
Ngakho-ke Imishini yokushisela indawo ye-Medium Frequency DC (i-MFDC spot welders) isiphenduke isixazululo esithandwayo kuzo zonke izimboni eziningi. Ukunemba kwabo okuphezulu, ukusabela okusheshayo, nokuvumelana nezimo kwempahla okuqinile kubenza babe obunye bobuchwepheshe bokushisela obamukelwa kabanzi namuhla.
Ngakho-ke, yiziphi izimboni ezithembele emishinini yokushisela indawo ye-MFDC, futhi yiziphi izinto ezingashisela ngokuthembekile? Lesi sihloko sinikeza umbono ocacile, osebenzayo.
Kungani Imishini Yokushisela I-Medium Frequency Spot Spot Ine-Range Ebanzi Lokusebenza
Ngaphambi kokubheka izimboni ezithile, kubalulekile ukuqonda ukuthi kungani imishini yokushisela indawo ye-MFDC inemisebenzi eminingi kangaka.
Uma kuqhathaniswa nabashiseli bendawo be-AC abavamile, imishini ye-MFDC inikeza izinzuzo ezintathu ezibalulekile:
1.Ukulawula okuqondile nokusheshayo kwamanje
- I-Welding current ingalungiswa ngaphakathi kwama-millisecond, ivumele ukwakheka okuzinzile kwe-nugget ngisho nasezintweni ezinzima.
2.Okunye okufakwayo kokushisa okugxilile
- Ukusebenza kahle kwamandla okuphezulu kunciphisa ukulahlekelwa ukushisa okungadingekile, i-spatter, nokuhlanekezelwa kwezinto.
3.Ukuzivumelanisa nezimo eziqinile ezintweni zesimanje
- Isebenza kahle kakhulu-kunsimbi ephezulu, i-galvanized steel, i-aluminium, nethusi.
Lezi zici zenza imishini yokushisela indawo ye-MFDC ihlangabezane nezidingo zezimboni eziningi nezinqubo zokushisela.
Izimboni Ezibalulekile Ezisebenzisa Imishini Yokushisela Imvamisa Emaphakathi
1. Ukukhiqiza Izimoto: Indawo Yokufaka Isicelo Ebalulekile
Imboni yezimoto iyinkundla yesicelo esikhulu kunazo zonke futhi esivuthiwe yemishini yokushisela indawo ye-MFDC.
Izinhlelo zokusebenza ezijwayelekile zifaka:
- Umzimba-ekushiseleni{1}}iphaneli elimhlophe
- Ukushisela okuqiniswayo kwesakhiwo
- Amantongomane kanye ne-stud projection welding
- I-Multi-welding sheet metal sheet
Izidingo zomkhakha:
- Imoto eyodwa ngokuvamile iqukethe izindawo zokushisela ezingu-3,000–6,000
- Ukuvumelana okuphezulu kakhulu phakathi kwama-welds
- Izidingo eziqinile zamandla ahlangene nokuthembeka
Ama-spot welder e-MFDC ahlinzeka ngokusebenza kokushisela okuzinzile kwensimbi-eqinile,{1}insimbi ephezulu-eqinile, insimbi eshisayo-eyakheke kahle, namashidi athathiwe, aqinisekisa ikhwalithi ethembekile yokushisela kuyilapho kunciphisa ukuguga kwe-electrode kanye ne-spatter. Yingakho ubuchwepheshe be-MFDC buye baba indinganiso emigqeni yokushisela yezimoto.
2. Ukukhiqiza Impahla Yasekhaya: Ukusebenza Okuphakeme Nekhwalithi Yokubukeka
Embonini yezinto zikagesi zasendlini, imishini yokushisela indawo ye-MFDC isetshenziselwa kabanzi:
Isiqandisi, umshini wokuwasha, kanye nezindlu zensimbi zokupholisa umoya
Ozimele nabakaki bangaphakathi
Amashidi azacile akhandisiwe kanye nensimbi engagqwali
Kungani abakhiqizi bezinto zikagesi bekhetha amashisela amabala e-MFDC:
Imijikelezo yokushisela esheshayo elungele ukukhiqizwa ngobuningi
Izindawo ezithintekile zokushisa{0}ezincane, kunciphisa ukuwohloka
Ikhwalithi yokushisela engaguquki, enciphisa amanani okusebenza kabusha
Ekukhiqizeni okungokoqobo, imishini yokushisela indawo ye-MFDC ingathuthukisa ukusebenza kahle kokushisela cishe cishe15%–25%uma kuqhathaniswa nezinhlelo ze-AC zendabuko.
3. Imboni ephansi-Yamandla kagesi kanye ne-Electronics: I-Stable Welding of High{2}}Izinto Zokusebenza
Izimboni zikagesi neze-elekthronikhi zisebenzelana nezinto ezihluke kakhulu kunensimbi yesakhiwo.
Izinto ezishiselwe ezivamile zihlanganisa:
- Izintambo zethusi nemicu yethusi
- Amaphoyinti okuxhumana ayisiliva
- Amabhasi e-Copper namatheminali
- Izingxenye ze-elekthronikhi ezinembile
Lezi zinto zifaka ukuguquguquka okuphezulu kukagesi nokushisayo, okwenza kube nzima ukushisela ngokulawulwa kwamanje okungazinzile.
Imishini yokushisela indawo ye-MFDC iletha ukuphuma kwe-DC ebushelelezi, ithuthukisa kakhulu ukuvumelana kwe-weld nokuthembeka lapho isebenza ngethusi, isiliva, nezinto ezifanayo. Lokhu kuqinisekisa{1}}ukuzinza kwesikhathi eside kokuxhunywa kukagesi.
4. I-Aerospace kanye ne-Precision Hardware Manufacturing
Kuhlelo lwe-aerospace ne-hardware enembile, izingxenye ezishiselwe ngokuvamile zidinga:
- Ukubekezelelana okuqinile okuqinile
- Inhlanganisela yezinto eziningi
- Izilinganiso zokukhubazeka ezincane ezivumelekile
Imishini yokushisela indawo ye-MFDC inikeza ukuphindaphinda okuphezulu kanye nokulawula amandla okunembayo, okuyenza idume kakhulu ezingxenyeni ezincane zesakhiwo kanye{0}}nokuhlanganiswa okunembe okuphezulu kulezi zimboni.
Izinto Ezisetshenziswayo Ezifanele Imishini Yokushisela Imvamisa Emaphakathi
1. Insimbi Evamile kanye Nezinto Zeshidi
Imishini yokushisela indawo ye-MFDC ifaneleka kahle:
- Insimbi{0}ephansi yekhabhoni
- Insimbi engagqwali
- Insimbi ebandayo-egoqiwe
- Amashidi ensimbi aphekiwe
Lapho kushiselwa izinto ezikhandisiwe, amasistimu e-MFDC ahlinzeka ngokulawula ukushisa okungcono, anciphisa ukuhwamuka kwe-zinc, i-spatter, nokunamathela kwe-electrode.
2. I-Aluminiyamu ne-Aluminium Alloys
Ukushisela i-Aluminiyamu bekungenye yezicelo eziyinselele kakhulu zokushisela ngenxa:
- High conductivity ezishisayo
- Izendlalelo ze-surface oxide
Imishini yokushisela indawo ye-MFDC ingaletha amandla anele ngesikhathi esifushane kakhulu, ivumele ukwakheka okuthembekile kwe-nugget. Lokhu kubenza babe yigugu ikakhulukazi ezakhiweni ezingasindi kanye nasekukhiqizeni izimoto zamandla amasha.
3. I-Copper, Isiliva, nezinye-Izinsimbi Ezisansimbi
Imishini yokushisela indawo ye-MFDC isebenza kahle kakhulu kulokhu:
- Izingxube zethusi nezethusi
- Isiliva
- Igolide nezinye izinsimbi eziyigugu
Okukhiphayo kwamanje okuzinzile kuthuthukisa ukungaguquguquki kwe-weld futhi kunciphisa amazinga amaphutha lapho kushiselwa izinto ezisebenza kakhulu.
Izinqubo zokushisela ezisekelwa yi-MFDC Spot Welding Machines
Ngaphandle kwe-standard spot welding, imishini ye-MFDC isetshenziselwa kabanzi:
- Intambo-iya-ocingweni kanye nentambo-iya-kuma-welding asetheminali
- Amaphoyinti amaningi{{0}ekushisela amaphoyinti
- Amantongomane kanye ne-stud projection welding
- Inhlanganisela-kuya{1}}yeshidi eliwugqinsi
Ngamapharamitha wokushisela athuthukisiwe, uhlelo olulodwa lwe-MFDC lungasekela izinqubo eziningi, lunikeza ukuguquguquka okuhle kakhulu kokukhiqiza.
Isiphetho: Ubani Okufanele Akhethe Umshini Wokushisela We-Medium Frequency Spot Spot?
Imishini yokushisela indawo ye-MFDC ifaneleka ngokukhethekile abakhiqizi aba:
- Sebenza-ngensimbi enamandla aphezulu, i-galvanized steel, i-aluminium, noma ithusi
- Idinga ukuvumelana okuphezulu kwe-weld nokuthembeka
- Sebenzisa noma hlela ukusebenzisa imigqa yokukhiqiza ezenzakalelayo
- Hlela ukunciphisa ukusetshenziswa kwamandla kanye{0}}nezindleko zokusebenza zesikhathi eside
Njengoba ukukhiqiza kuqhubeka nokuthuthuka, imishini yokushisela indawo ye-MFDC iyashintsha isuka enketho yeprimiyamu iye kwisixazululo esijwayelekile sezimboni. Ukukhetha isishiseli esilungile se-MFDC akusona nje isinqumo semishini{1}}kuwukutshalwa kwezimali kukhwalithi yomkhiqizo, ukusebenza kahle, kanye nokuncintisana kwesikhathi esizayo.
