Lokacin da aka kafa a cikin mutuƙar ci gaba, matsin lamba na workpiece, yanayin latsawa da farawa abu yana shafar ikon samun ingantaccen sakamakon zane ba tare da wrinkles ba.
Q: Mun yi kofin a 304 bakin karfe.A tashar farko na mutuwa mai ci gaba, muna zana zuwa zurfin inci 0.75.Lokacin da na duba kauri na kewayen flange na butt, zai iya bambanta da 0.003 inci daga wannan gefe zuwa wancan.Kowane bugawa daban ne kuma baya bayyana a wuri ɗaya.An gaya mani cewa yana da wani abu da ke da alaƙa da sarrafa kayan, mai yiwuwa gefen waje na babban spool.Ta yaya za mu iya samun kofi na m siffar ba tare da creases?
A: Na ga cewa tambayarka ta haifar da tambayoyi biyu: na farko shi ne bambancin da kuke samu a cikin tsarin zane, na biyu kuma shine tushen kayan aiki da bayaninsa.
Matsala ta farko ita ce aibi na asali a cikin ƙirar kayan aiki, don haka bari mu wuce abubuwan yau da kullun.Wrinkling na lokaci-lokaci da haɓakar kauri akan flanges na kofin bayan miƙewa suna nuna rashin isassun kayan aikin haɗin gwiwa a cikin tashar miƙewar ku na ci gaba.Ba tare da ganin ƙirar ku ta mutu ba, dole ne in ɗauka cewa naushi da mutuwar radis da izininsu daban-daban sun dace da duk daidaitattun sigogin ƙira.
A lokacin aikin zane, ana gudanar da aikin a tsakanin zane da mai riƙe da gefen, yayin da ɗigon zane ya zana kayan a cikin zane, yana jan shi tare da radius na zane don samar da harsashi.Ƙarfin juzu'i yana faruwa tsakanin mold da mariƙin aiki.A lokacin wannan tsari, kayan yana jujjuya matsi, wanda ke haifar da wrinkling da radial elongation yayin da mai riƙe da gefen ya dakatar da kwararar kayan.Idan matsin lamba ya yi yawa, kayan za su karye a ƙarƙashin ƙarfin ja na naushi.Idan ya yi ƙasa sosai, wrinkles zai bayyana.
Aikin zane mai nasara ba zai iya wuce iyaka tsakanin diamita na harsashi da diamita na workpiece ba.Wannan iyaka ya dogara da adadin adadin abubuwan haɓakawa.Dokar gama gari ita ce fenti 55% zuwa 60% na farko da kashi 20% kowane lokaci bayan haka.A kan fig.1 yana nuna ma'auni don ƙididdige matsa lamba na preform da ake buƙata don shimfiɗawa (Ina ƙara akalla 30% karin ƙarfi a matsayin wani abu mai tsaro. Ana iya rage wannan idan ya cancanta, amma yana da wuya a ƙarawa bayan kammala zane).
Matsayin billet p shine 2.5 N / mm2 don karfe, 2.0-2.4 N / mm2 don gami da jan karfe da 1.2-1.5 N / mm2 don gami da aluminum.
Bambance-bambance a cikin kauri na flange na iya nuna cewa ƙirar kayan aikinku ba ta da ƙarfi sosai.Dole ne takalmin gyare-gyare ya kasance mai kauri sosai don jure tashin hankali ba tare da lankwasa ba.Taimako a ƙarƙashin takalmin dole ne ya kasance da ƙarfe mai ƙarfi, kuma fil ɗin jagora na kayan aikin dole ne ya zama babba don hana motsi na gefe na kayan aiki na sama da na ƙasa yayin shimfiɗawa.
Hakanan ku duba labaran ku.Idan jagororin 'yan jarida suna sawa kuma suna kwance, ba za ku yi nasara ba, komai ƙarfin kayan aikin ku.Bincika mai tura latsa don tabbatar da daidai ne kuma murabba'i a tsawon tsawon bugun latsa.Tabbatar cewa man shafawa na zane yana tace kuma yana cikin yanayi mai kyau, kuma kayan aikin yana amfani da adadin daidai kuma daidai matsayin bututun ƙarfe.Ana duba duk kayan aikin bugu a hankali don tabbatar da gamawar saman ƙasa mai kyau, ɗaukar hoto da daidaito.Kuma kula da hankali na musamman don zana radis, dole ne su kasance da cikakkiyar lissafi da tsaftar farfajiya.
Hakanan, yayin da abokan ciniki sukan yi tunanin cewa 304L da daidaitattun 304 suna canzawa, 304L shine mafi kyawun zaɓi don shimfiɗawa.L yana nufin ƙarancin carbon, wanda ke ba 304L ƙarfin 0.2% ƙarfin 35 KSI, yayin da 304 yana da ƙarfin 0.2% na 42 KSI.Tare da ƙananan ƙarfin 16% na yawan amfanin ƙasa, 304L yana buƙatar ƙarancin ƙarfi don lalata da riƙe ƙirar yayin aiwatar da gyare-gyare.Yana da sauƙin amfani.
Are you concerned about stamping in the shop or about tools and dies? If so, send your questions to kateb@thefabricator.com and Thomas Vacca, CTO of Micro Co., will answer them.
Mujallar STAMPING ita ce littafin kasuwanci tilo da aka keɓe don buƙatun kasuwar tambarin ƙarfe.Tun daga 1989, an ƙaddamar da littafin ga manyan fasahohi, yanayin masana'antu, mafi kyawun ayyuka da labarai don taimakawa ƙwararrun ƙwararru don gudanar da kasuwancin su yadda ya kamata.
Cikakken damar dijital zuwa FABRICATOR yana samuwa yanzu, yana ba da sauƙi ga albarkatun masana'antu masu mahimmanci.
Cikakken damar dijital zuwa The Tube & Pipe Journal yana samuwa yanzu, yana ba da sauƙi ga albarkatun masana'antu masu mahimmanci.
Yi farin ciki da cikakken damar dijital zuwa Jarida ta STAMPING, jaridar kasuwar stamping na karfe tare da sabbin ci gaban fasaha, mafi kyawun ayyuka da labaran masana'antu.
Cikakken damar zuwa The Fabricator en Español bugu na dijital yana samuwa yanzu, yana ba da sauƙi ga albarkatun masana'antu masu mahimmanci.
A kashi na farko na jerin sassan mu biyu, mai zanen karfe kuma mai walda Ray Ripple ya shiga mai masaukin baki Dan Davis…
Lokacin aikawa: Janairu-03-2023