Ayyukan latsa jabu s hanya ce mai mahimmanci don sarrafa kayan ƙarfe. Ƙirƙira tsari ne na ƙirƙira da ke amfani da guduma ko latsa don dumama wani ƙarfe da babu ruwansa zuwa wani yanayin zafi don samar da shi zuwa wata siffa. Mai zuwa yana ɗaukar latsa ƙirƙira mai nauyin ton 2,000 a matsayin misali don gabatar da aikin sa.

1. Dumamar Billet: Da farko, sanya billet ɗin ƙarfe a cikin tanderun dumama don dumama. Halittaral dumama zafin jiki ne game da 1100 ℃-1250 ℃, sabõda haka, billet iya isa wani sauƙi nakasu jihar.

2. Ƙirƙiri: Sanya abin da aka rigaya da aka rigaya a kan latsa mai ƙirƙira kuma fara latsa ƙirƙira don fo rming. A lokacin gyare-gyare, saurin gyare-gyare da matsa lamba ya kamata a ƙara hankali don kauce wa rashin ingancin ginin. Lokacin yin gyare-gyare, kuna buƙatar yin aiki da haƙuri da hankali don guje wa bango, tsagewa, karyewa, da dai sauransu.

3. Cooling: Bayan an kammala gyaran gyare-gyare, yi amfani da ruwa don kwantar da shi nan da nan don kauce wa zafi na blank kuma yana shafar ingancin samfurin da aka gama. Matsakaicin yawan sanyaya gabaɗaya shine mintuna 5-10, kuma takamaiman lokacin ana iya daidaita shi gwargwadon saurin ƙirƙira da girman billet.

4.Processing: Za a iya gama sassan da aka sanyaya. Lathes, injin niƙa da sauranr kayan sarrafa kayan aikin injiniya yawanci ana amfani da su don aiwatar da girman, ingancin ƙasa, da sauransu na ƙãre samfurin don saduwa da bukatun abokin ciniki.

5.The sama su ne asali matakai na jabu latsa tsari. An ba da takamaiman shari'ar a ƙasa: masana'antar ƙirƙira mai suna XX kamfanin yana buƙatar samar da tsari na φ200m m × 800mm shafts. Ana sarrafa wannan shaft daga karfe SAE1045. Takamammen tsarin samarwa shine kamar haka:

1. Kayan da aka shiryaation: Sayi SAE1045 karfe kuma koyi daga nazarin abun da ke ciki na karfe.

Babban abubuwan da ke cikinsa sune 0.45% carbon, 0.75% manganese, da 0.15% sulfur. Na farko, yankekarfe zuwa girman da ake bukata.

2. Preheating: Zafida yanke karfe zuwa 1100 ℃-1250 ℃ ta dumama makera, sa'an nan kai shi fitar da sanya shi a kan ƙirƙira latsa.

3. Samar da: Ƙarfe a kan latsa ƙirƙira an kafa shi a cikin shingen da ya ƙare tare da girman φ200m m × 1400mm. Ana buƙatar shaft ɗin da aka gama don samun babban ƙarewar ƙasa da zagaye na 0.03mm.

4. Cooling: Bayan an ƙirƙira shingen da aka gama kuma an kafa shi, yana buƙatar sanyaya cikin ruwa donMinti 10 don kada yawan zafin jiki da aka gama bai kai 250 ° C ba.

5. Gudanarwa: Fa zahiri, ana sarrafa girman da kyau ta hanyar lathes da injin niƙa don biyan madaidaicin buƙatun.