Stressarfin shigar da iska mai sauƙi

Shigar da danniya danniya ana amfani da shi ne a dukkan nau'ikan ƙarfe da mara ƙarfe kuma ana da niyyar cire sauran matsalolin cikin gida wanda aka samar ta hanyar matakan masana'antu na farko kamar ƙira, juyawar sanyi da walda. In ba tare da shi ba, sarrafa mai zuwa na iya haifar da gurɓataccen ra'ayi da / ko kayan na iya fuskantar matsaloli na sabis kamar fatattakar lalata lalata. Ba a nufin maganin don samar da canje-canje masu mahimmanci a cikin kayan abu ko kayan aikin injiniya, sabili da haka ana ƙuntata shi a yanayin zuwa yanayin ƙarancin yanayi.

Ana iya ba da ƙarfe da ƙananan ƙarfe nau'i biyu na sauƙi damuwa:

1. Jiyya a galibi galibi 150-200 ° C yana sauƙaƙa damuwa mafi girma bayan tauri ba tare da rage ƙarancin ƙarfi ba (misali ƙararrakin harka, ɗaukar hoto, da sauransu)

2. Jiyya a galibi 600-680 ° C (misali bayan walda, gyaran inji da sauransu) yana ba da kusan cikakkiyar sauƙi na damuwa.

Manufa

Danniya mai sauƙaƙan filaye na ƙarfe na ƙarfe a ƙafa 30 / mita 9.1 a minti ɗaya don rage taurin daga waje na 2 ”/ 51mm a kowane bangare don kawar da batutuwan ɓarke ​​tare da samfurin ƙarshe
Abubuwan: Carbon karfe shimfidar wurare (5.7-10.2 "/ 145-259mm fadi da 0.07-0.1" /1.8-2.5mm lokacin farin ciki)
Zazzabi: 1200 ºF (649 ºC)
Yawancin lokaci: 30 kHz
Kayan aiki na Heunƙwasawa: HLQ 200kW 10-30 kHz tsarin dumama mai haɓakawa sanye take da tashar zafi mai nisa mai ɗauke da ƙarfin 10 μF takwas
- Tsarin juyawa mai yawa wanda aka tsara kuma aka haɓaka musamman don wannan aikace-aikacen
Aikin Kayan aikin karafa na ƙarfe zai yi aiki ta cikin murfin shigar a ƙafa na ƙafa 30 / mita 9.1 a minti ɗaya don haushi ko damuwa zai taimaka ƙarfe carbon. A yayin wannan aikin, karafan zai yi zafi zuwa 1200 ºF (649 ºC). Wannan zai isa ya cire harbin aiki daga 2 ”/ 51mm na kowane gefen nisa.

Sakamako / Amfanin

Gudun: Indunƙwasawa yana zafafa ƙarfe da sauri zuwa zafin jiki, wanda ke ba da damar ƙafa na 30 a minti ɗaya
–Gafatawa: Ƙarƙashin ƙarewa ba wai kawai yana adana lokacin samarwa ba, yana kuma adana farashin makamashi
–Fotar kafa: uunƙwasawa yana ɗaukar sawun ƙanƙani, don haka a sauƙaƙe ana iya aiwatar dashi cikin tsarin samarwa kamar
Wannan

Jiyya a galibi 150-200 ° C yana sauƙaƙe damuwa bayan damuwa ba tare da rage taurin ba (misali abubuwan da suka shafi harka, ɗaukar abubuwa, da sauransu):

–Yin magani a galibi 600-680 ° C (misali bayan walda, gyaran inji da dai sauransu) yana ba da cikakkiyar sauƙi na damuwa.

–Ban da-baƙin ƙarfe gami da damuwa mai sauƙi a yanayi iri-iri masu alaƙa da nau'in allo da yanayi. Alloys din da suka tsufa an taƙaita su don saukaka yanayin zafi a ƙasa da yanayin tsufa.

Baƙuwar baƙin ƙarfe na Austenitic baƙin ƙarfe ya ragu ƙasa da 480 ° C ko sama da 900 ° C, yanayin zafi a tsakanin rage juriya lalata a cikin maki da ba a daidaita shi ko ƙananan carbon. Magunguna sama da 900 ° C galibi cikakkun bayanai ne na anneals.

Daidaita Al'ada ga wasu, amma ba duka ba, karafan injiniyoyi, daidaitawa na iya yin laushi, tauri ko damuwa zai taimaka abu, ya danganta da yanayin farkon sa. Makasudin maganin shine don magance tasirin ayyukan da aka gabatar, kamar jefawa, ƙirƙirawa ko mirginawa, ta hanyar sake fasalin tsarin da ba na zamani ba wanda zai inganta aiki / tsari ko kuma, a cikin wasu nau'ikan samfurin, ya cika buƙatun kayan masarufi na ƙarshe.

Babban dalilin shi ne a sanya karafa ta yadda, bayan tsara ta gaba, wani sashi ya amsa gamsasshe ga wani aiki mai tauri (misali taimakawa kwanciyar hankali). Tsarin al'ada ya ƙunshi dumama ƙarfe mai dacewa zuwa zafin jiki galibi a cikin zangon 830-950 ° C (a ko sama da tsananin zafin ƙarfe na ƙarfe, ko sama da yanayin zafin nama na carburising steels) sannan sanyaya cikin iska. Ana yin dumama yawanci a cikin iska, don haka ana buƙatar inji mai zuwa ko ƙarshen farfajiyar don cire sikelin ko matakan da aka lalata.

Sauron ƙarfe mai ƙarancin iska (misali wasu ƙarfe na ƙarfe na mota) galibi ana “zafin” (annealed su a hankali) bayan sun daidaita don laushi tsarin da / ko haɓaka kayan aiki. Yawancin bayanan jirgin sama da yawa kuma suna kiran wannan haɗin jiyya. Bakin da ba kasafai ake sabawa da su ba sune waɗanda zasu iya daɗa ƙarfi a yayin sanyaya iska (misali ƙarfe da yawa na kayan aiki), ko waɗanda ba su da fa'ida ta tsari ko samar da kayan da basu dace ba ko kayan aikin inji (misali baƙin ƙarfe).