Yadda za a lissafta ikon induction dumama tanderun?

Gabaɗaya, ana amfani da ƙwaƙƙwaran hanyar don ƙididdige yawan ƙarfin da ake buƙata na shigowa dumama tanderu. Matsakaicin ƙarfin da ake buƙata na zurfin zurfin Layer daban-daban don kayan aikin ƙarfe na ƙarfe a mitoci daban-daban an nuna su a cikin Tebur 2-16. Ƙarfin na’urar samar da wutar lantarki ya dogara da ƙimar ƙarfin ƙarfin (P) da aka ƙididdige shi a cikin kW/cm² akan saman kayan aikin da yankin dumama na farko A cikin cm². Zaɓin yawan ƙarfin wutar lantarki ya dogara da yanayin yanayin dumama da yanayin fasaha na quenching. Ƙananan mitar na yanzu, ƙarami diamita na ɓangaren kuma mafi ƙarancin zurfin da ake buƙata na hardening Layer, mafi girman ƙarfin da ake buƙata ya kamata ya kasance. Tebu 2-16 shine shawarar yawan ƙarfin shigarwar da aka ba da shawarar. Lokacin amfani da mitar mai girma da babban ƙarfin sauti, P yawanci 0.6～2.0kW/cm². Lokacin amfani da wutar lantarki ta matsakaici, P yawanci 0.8 ~ 2.5kW/cm². Zurfin-taurare Layer zurfin 2-16 carbon karfe taurare Layer samu a daban-daban mitoci da ikon yawa digiri.

Tebur 2-16 Ƙarfin ƙarfe mai taurin Layer na ƙarfe a mitoci daban-daban da ƙarfin ƙarfi

mita /kHz ba	Zurfin zurfin Layer		Ƙarfin ƙarfin ƙarfi		Babban iko mai yawa
mita /kHz ba	mm	in	kW/cm²	kW/ in²	kW/cm²	kW/ in²
450	0.4 – 1.1	0.015 -0.045	1. 1	7	1.86	12
	1.1-2.3	0.045-0.090	0.46	3	1.24	8
10	1.5-2.3	0.060 – 0.090	1.24	8	2.32	15
	2.3-4.0	0.090-0.160	0.77	5	2	13
3	2.3 -3.0	0.090-0.120	1.55	10	2.6	17
	4.0-5.1	0.160-0.200	0.77	5	2.17	14
1	5.1	0.200 -0.280	0.77	5	1. 86	12
	6.1-8.9	0.280-0.350	0.77	5	1. 86	12
Gear quenching tare da bayanin martabar haƙori ①	0.4-1.1	0.015 -0.045	2.32	15	3. 87	25

① bayanin martabar haƙori tare da quenching, a cikin. 3 – 10kHz an ba da shawarar yin amfani da mitar halin yanzu na ƙarancin ƙarfin ƙarfi.

Za’a iya samun ƙimar zurfin zurfin Layer iri ɗaya tare da nau’ikan iko daban-daban da lokutan dumama daban-daban.

Maɗaukakin ƙarfin ƙarfi da ɗan gajeren lokacin dumama sun dace da ƙananan mitar halin yanzu; ƙananan ƙarfin wutar lantarki da tsawon lokacin dumama sun dace da mafi girma mita. Tsohon yana zafi saman aikin aikin kuma yana gudanar da ƙananan zafi zuwa sashin tsakiya, kuma ingancin thermal ya fi girma; yayin da ake haɓaka aikin zafi na ƙarshe, kuma ingancin thermal yana ƙasa. Daga hangen nesa na makamashi ceto da kuma cewa miƙa mulki yankin na workpiece taurare Layer kada ya zama ma lokacin farin ciki, da dumama lokaci na surface taurare workpiece kamata zai fi dacewa ba wuce 10s, kuma kada ya wuce 15s idan ya dan kadan ya fi tsayi , sai dai bukatu na musamman.

Yawancin kayan aikin induction hardening na’ura na zamani suna sanye da na’urori masu auna kuzari don sarrafa zurfin taurarewar kayan aikin da aka kashe a kw · S. Don haka, gwargwadon ƙimar kW · s da ake buƙata, da farko saita lokacin dumama s, sannan yi amfani da (kW • s) / s don nemo ƙimar kW da ake buƙata don zaɓar abin da ake buƙata induction dumama tanderun wutar lantarki wanda aka ƙididdige ƙimar wutar lantarki (akan makamashi). saka idanu kW·s, kW ɗin sa gabaɗaya shine ikon oscillation).