Cold Forging External Processing

Ƙirƙirar sanyi kalma ce ta gaba ɗaya don sarrafa ƙarfe kamar ƙirƙirar mutuwar sanyi, extrusion sanyi, da kan sanyi. Gabaɗaya, ƙirƙira ba tare da dumama sarari ba shine abin da ake kira ƙirƙirar sanyi. Mafi girman zafin jiki, ƙarfe yana da laushi, kuma mafi kyau za a kafa shi. A cikin zafin jiki, wahalar ƙirƙirar ƙarfe ya fi girma saboda taurin.
Don cika mold tare da sanyi karfe extrusion kwarara da kuma samun sassa ba tare da fasa ko bace sasanninta, shi wajibi ne don yin babbar matsa lamba a kan workpiece. Kuna buƙatar yin babban matsin lamba akan latsa, ƙira, da kayan don lalata billet. Gwajin ya wuce ƙirƙira mai zafi. Gabaɗaya magana, ƙirƙira mai tsaftar sanyi galibi suna daidaitawa, tsarin ba shi da wahala sosai, kuma sassan aminci na iya jure babban matsa lamba.
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Tsarin ƙirƙira sanyi shine ingantaccen fasahar ƙirƙirar filastik tare da fa'idodi mara misaltuwa a cikin yankan sarrafawa. Ga wasu manyan fa'idodi:
Na farko, ingancin samarwa yana da girma, wanda shine sau da yawa ko ma sau da yawa na tsarin yankewa. Ba ya buƙatar dumama, yana adana makamashi, kuma baya buƙatar deoxidation.
Ƙirƙirar sanyi tsari ne na ƙirƙira/kusa da tsari, kusa da ainihin sifar sashi. Wannan yana nufin babban amfani da kayan aiki, rage adadin sarrafawa na biyu, da adadin sharar da aka sarrafa. Wasu daga cikin sassan da ake fama da damuwa suna da girma, kuma aikin injin yana da ƙasa ko Yankewa da kafawa yana da wahala da tsada, don haka dole ne a gane shi ta hanyar ƙirƙira sanyi.
Ƙwararrun ƙirƙira na sanyi suna da daidaito mai kyau da kuma daidaitattun ƙima. The workpiece yana da high inji Properties, mai kyau surface quality, mafi girma ƙarfi-to-nauyi rabo, da kuma ci gaba da hatsi kwarara.

Abubuwan buƙatun kayan suna da girma, kuma cikakkun buƙatun don ƙirƙira sanyi suna da girma sosai. Karfe da ke da babban abun ciki na carbon (abin da ke cikin carbon kasa da 0.5%) ba za a iya sarrafa shi ba, kuma yana da wahala a sarrafa sassa masu rikitarwa.

Molds suna buƙatar ƙarfe mai ƙarfi da inganci mai inganci, kuma duka kayan aiki da farashin sarrafawa suna da yawa. Dole ne a yanke blank ɗin daidai, kuma haƙurin diamita da tsayin tsayi dole ne ya zama ƙarami. Ko da juriyar ƙarar ya ɗan fi girma, yana iya lalata ƙirar kuma ya harba gutsuttsura don cutar da mutane.

 Ƙirar ƙirƙira mai sanyi, ƙirar tsari, da ƙirar ƙira Yanayi kamar masana'anta, kayan billet, lubrication na billet, kayan ƙirƙira sanyi, kayan aiki na atomatik, da bayan aiwatarwa dole ne su bi ƙaƙƙarfan ƙa'idodi. Idan babu wata hanyar haɗin gwiwa, ba za a iya samun ingantaccen samarwa ba.

Cold ƙirƙira ƙarfi, kafa gudun, rufe lokaci, zazzabi management (sanyi gudun, mold preheating da zazzabi daidaitawa, kayan preheating, da dai sauransu), lubrication management (lubrication adadin, lubrication lokaci, da rabo daga Additives, da dai sauransu), na roba nakasawa abubuwa daban-daban na ƙirƙira da ƙirƙira, kamar haɓakar thermal, suna shafar ingancin ƙirƙira ta ƙarshe, kuma bai kamata a ɗauka da sauƙi ba.

Adadin nakasar ƙirƙira sanyi yana iyakance, kuma nauyin ƙirƙira yana gabaɗaya tsakanin ƴan gram zuwa 5KG. Ƙirƙirar sanyi na iya samar da kowane nau'i na ingantattun ingantattun ƙirƙira da aka yi amfani da su a cikin nau'ikan famfunan mai na inji da tsarin watsa mota. Hakanan yana iya samar da tsarin akwatin gearbox, tsarin birki, tsarin ruwa, injinan injiniya, samfuran kayan masarufi, na'urorin wuta, na'urorin haɗi na keke, da na'urorin lantarki.

Turai, Amurka, da Japan gabaɗaya sun ɗauki matakan ƙirƙira na sanyi don samar da ƙarancin ƙarfe, matsakaicin ƙarfe, ƙarfe na aluminum, da sassan ƙarfe na gami. Siffofin jabun madaidaicin sanyi suma sun bambanta, kamar gears, racks, gears na zobe na aiki tare, radiator, harsashi na lantarki, da sauran su.