Isithando sokushisa i-vacuum siwumlilo osebenzisa ukushisa kwe-induction ukuze kuvikelwe izinto ezishisayo. Ungahlukaniswa ngemvamisa yamandla, imvamisa ephakathi nendawo, imvamisa ephezulu nezinye izinhlobo, futhi ungahlukaniswa njengesigaba esincane sesithando sokushisa i-vacuum. Isithando sokushisa i-vacuum induction siwumshini ophelele osebenzisa umgomo wokushisa kwe-induction okuphakathi nendawo ukuze kuvikelwe amakhanda okusika i-carbide aqiniswe nge-sinter kanye nama-compact ahlukahlukene e-metal powder ngaphansi kwezimo ze-vacuum noma zokuvikela. Sisetshenziselwa i-carbide eqinisiwe, insimbi ye-dysprosium, kanye nezinto ze-ceramic. Senzelwe ukukhiqizwa kwezimboni.
Ngakho-ke, singayisebenzisa kanjani ngokuphephile i-vacuum sintering furnace?
1. Umthombo wamanzi opholile wokunikezwa kwamandla okuphindaphinda okuphakathi, umzimba wesithando somoya, kanye nekhoyili yokungenisa - idamu lamanzi kumele ligcwale, futhi akumele kube nokungcola emanzini.
2. Qala iphampu yamanzi ukuqinisekisa ukuthi ukunikezwa kwamandla okuvama okuphakathi, ikhoyili yokungenisa i-vacuum furnace, kanye nokujikeleza kwamanzi kohlelo lokupholisa i-furnace kujwayelekile, bese ulungisa ingcindezi yamanzi ibe yinani elibekiwe.
3. Hlola uhlelo lwamandla ephampu ye-vacuum, ibhande le-pulley yebhande liqinile, nokuthi uwoyela wephampu ye-vacuum utholakala yini emgqeni ophakathi wembobo yokubuka uphawu lwamafutha. Ngemva kokuthi ukuhlolwa sekuqediwe, phendula ngesandla i-pulley yebhande le-vacuum pump. Uma kungekho okungavamile, iphampu ye-vacuum ingaqalwa nge-valve ye-butterfly ivaliwe.
4. Hlola isimo somzimba wesithando somoya. Kuyadingeka ukuthi umzimba wesithando somoya uhlanzekile ezingeni lokuqala, ikhoyili yokungenisa ivikelwe kahle, itheyiphu yomoya wokuvala ivikelwe inwebeka, futhi usayizi uyafaneleka.
5. Hlola ukuthi isibambo se-lever somzimba we-vacuum furnace siyaguquguquka yini ukuqala.
6. Hlola ukuthi i-rotary Maxwell vacuum gauge iyahlangabezana yini nezidingo.
7. Hlola ukuthi i-graphite crucible kanye nezesekeli zesithando ziphelele yini.
8. Ngemva kokuthi amalungiselelo angenhla eseqediwe, vula ugesi, vala ugesi wemvamisa ephakathi, bese uzama ukuqala ukuguqulwa kwemvamisa ngokwemithetho yokuqala kwemvamisa ephakathi. Ngemva kokuphumelela, yeka ukuguqulwa kwemvamisa ngaphambi kokuqala isithando somlilo.
9. Izimbobo zokubuka nokulinganisa izinga lokushisa esembozweni esiphezulu somzimba wesithando esingenamsoco zidinga ukuhlanzwa njalo lapho isithando sivulwa ukuze kube lula ukubuka nokulinganisa izinga lokushisa.
10. Uma ulayisha isithando somlilo, izindlela zokulayisha isithando somlilo ezihambisanayo kufanele zisetshenziswe ngokwemikhiqizo ehlukene exutshwe nge-sintered. Paka amapuleti ngokwemithetho yokulayisha izinto ezifanele futhi ungawashintshi ngokuthanda kwakho.
11. Ukuze ugcine izinga lokushisa lingaguquguquki futhi uvimbele imisebe yokushisa, engeza izendlalelo ezimbili ze-carbon fiber ku-heating crucible bese uyimboza ngesivikelo sokushisa.
12. Mboza nge-vacuum sealing tape.
13. Sebenzisa isibambo sesivikelo, phendula isembozo sangaphezulu sesithando somlilo esingenamoya ukuze sihlangane eduze nomzimba wesithando, yehlisa isembozo sangaphezulu, bese ukhiya i-fixing nut.
14. Vula kancane ivalvu yebhabhathane bese ukhipha umoya emzimbeni wesithando kuze kube yilapho i-vacuum ifinyelela inani elibekiwe.
15. Ngemva kokuba izinga le-vacuum lifinyelele izidingo ezibekiwe, qala ukuguqulwa kwemvamisa, lungisa amandla emvamisa ephakathi, bese usebenza ngokwemithethonqubo yokushisisa yezinto ezifanele; fudumeza, ulondoloze ukushisa kanye nokupholisa.
16. Ngemva kokuqedwa kokusinta, yeka ukuguqulwa kwemvamisa, cindezela inkinobho yokuguqula imvamisa yokuma, i-inverter izoyeka ukusebenza, inqamule isango legatsha lokunikezwa kwamandla emvamisa ephakathi bese inqamula isango lokunikezwa kwamandla eliyinhloko.
17. Ngemva kokubona ukuthi isithando somlilo simnyama ngembobo yokubuka yomzimba wesithando somlilo, vala kuqala ivalvu yebhathane yepompo ye-vacuum bese unqamula ugesi wepompo ye-vacuum, bese uxhuma amanzi ompompi ukuze uqhubeke nokupholisa ikhoyili yokungenisa kanye nomzimba wesithando somlilo, bese ekugcineni umisa ipompo yamanzi.
18. I-voltage ephakathi nendawo engama-volt angu-750 ingabangela ukushaqeka kukagesi. Phakathi nayo yonke inqubo yokusebenza nokuhlola, naka ukuphepha kokusebenza futhi ungathinti ikhabhinethi ephakathi nendawo ngezandla zakho.
19. Ngesikhathi senqubo yokusila, bheka ukuthi i-arcing iyenzeka yini kukhoyili yokungenisa ngembobo yokubuka ohlangothini lwesithando nganoma yisiphi isikhathi. Uma kutholakala noma yikuphi ukungajwayelekile, kubikele abasebenzi abafanele ngokushesha ukuze baphathe.
20. Ivalvu yebhabhathane elinomoya ongcolile kufanele iqalwe kancane, ngaphandle kwalokho uwoyela uzophuma ngenxa yokupompa umoya ngokweqile, okuzoletha imiphumela emibi.
21. Sebenzisa i-rotary Maxwell vacuum gauge ngendlela efanele, ngaphandle kwalokho kuzobangela amaphutha okufunda i-vacuum noma kubangele i-mercury ukuthi igcwale ngenxa yokusebenza ngokweqile futhi kubangele inkathazo emphakathini.
22. Naka ukusebenza okuphephile kwe-pulley yebhande le-vacuum pump.
23. Uma ufaka i-vacuum sealing tape futhi umboza isembozo esiphezulu somzimba wesithando, qaphela ukuthi ungacindezeli izandla zakho.
24. Ngaphansi kwezimo ze-vacuum, noma yisiphi isitsha noma umsebenzi oshintsha kalula futhi othinta ukuhlanzeka kwe-vacuum, okubangela ukuvaleka kwepayipi kanye nokungcola kwephampu ye-vacuum, akumelwe kufakwe esithandweni.
25. Uma umkhiqizo uqukethe into yokubumba (njengowoyela noma i-parafini), kumele ususwe ngaphambi kokuba ushiswe esithandweni, kungenjalo kuzodala imiphumela emibi.
26. Phakathi nayo yonke inqubo yokusila, kufanele kuqashelwe ububanzi bokucindezela kwemitha yamanzi kanye nokujikeleza kwamanzi okupholisa ukuze kugwenywe izingozi.
Isikhathi sokuthunyelwe: Novemba-24-2023