1. Menene manufar cire karfe?
Amsa: ①Rage taurin karfe da inganta filastik, don sauƙaƙe yankewa da sarrafa nakasar sanyi;② Tsaftace hatsi, daidaita tsarin karfe, inganta aikin karfe ko shirya don maganin zafi na gaba;③Kawar da ragowar a cikin ƙarfe Matsi na ciki don hana nakasawa da tsagewa.
2. Menene quenching?Menene manufarsa?
Amsa: Tsarin kula da zafi na dumama karfen zuwa wani zafin jiki sama da Ac3 ko Ac1, ajiye shi na wani lokaci, sannan sanyaya shi cikin saurin da ya dace don samun martensite ko bainite ana kiransa quenching.Manufar ita ce ƙara ƙarfin ƙarfi, ƙarfi da juriya na ƙarfe.
3. Menene abũbuwan amfãni da rashin amfani na manual baka walda?
Amsa: A. Fa'idodi
(1) Tsarin yana da sassauƙa kuma mai daidaitawa;(2) Ingancin yana da kyau;3) Yana da sauƙi don sarrafa nakasawa da inganta danniya ta hanyar daidaitawar tsari;(4) Kayan aiki yana da sauƙi kuma mai sauƙi don aiki.
B. Rashin amfani
(1) Abubuwan buƙatun don masu walda suna da girma, kuma ƙwarewar aiki da ƙwarewar walda suna shafar ingancin samfuran kai tsaye.
(2) rashin kyawun yanayin aiki;(3) ƙarancin yawan aiki.
4. Menene fa'idodi da rashin amfani na tsarin waldawar baka?
Amsa: A. Fa'idodi
(1) Babban haɓakar samarwa.(2) Kyakkyawan inganci;(3) Ajiye kayan aiki da makamashin lantarki;(4) Inganta yanayin aiki da rage ƙarfin aiki
B. Rashin amfani
(1) Kawai dace da a kwance (mai yuwuwa) waldi matsayi.(2) Wuya don walda karafa masu oxidizing sosai da gami kamar aluminum da titanium.(3) Kayan aiki sun fi rikitarwa.(4) Lokacin da halin yanzu bai wuce 100A ba, kwanciyar hankali ba ta da kyau, kuma bai dace da walda faranti na bakin ciki ba tare da kauri na ƙasa da 1mm.(5) Saboda zurfin narkakken tafkin, yana da matukar damuwa ga pores.
5. Menene ƙa'idodin gama gari don zabar tsagi?
Amsa:
① Yana iya tabbatar da shigar azzakari cikin farji na workpiece (zurfin shigar azzakari cikin farji na manual baka waldi ne kullum 2mm-4mm), kuma shi ne dace da waldi aiki.
②Siffar tsagi yakamata ya zama mai sauƙin sarrafawa.
③ Inganta aikin walda da adana sandunan walda gwargwadon yiwuwa.
④ Rage nakasawa na workpiece bayan walda kamar yadda zai yiwu.
6. Menene sifar weld?Menene alakar sa da ingancin weld?
Amsa: A lokacin waldawar fusion, ana kiran rabo tsakanin faɗin walda (B) da kauri da aka ƙididdigewa (H) na walda akan ɓangaren giciye na walda guda ɗaya, wato ф=B/H. da weld form factor.Karamin madaidaicin siffar walda, kunkuntar da zurfin walda, da irin wannan welds suna da saurin kamuwa da fashe-fashe.Saboda haka, nau'in nau'in walda ya kamata ya kula da wani ƙima.
7. Menene musabbabin yankewa da kuma yadda za a kare shi?
Amsa: Dalilai: galibi saboda rashin zaɓi na sigogin tsarin walda, yawan walda na halin yanzu, tsayin baka, rashin saurin sufuri da sandunan walda, da sauransu.
Hanyar rigakafin: zaɓi daidaitaccen walda na halin yanzu da saurin walda, ba za a iya shimfiɗa baka da tsayi da yawa ba, kuma ku mallaki ingantacciyar hanya da kusurwar jigilar tsiri.
8. Menene dalilai da hanyoyin rigakafi don girman girman weld ba tare da biyan bukatun ba?
Amsa: Dalilin shi ne cewa tsagi kwana na walda ba daidai ba ne, da taro rata ne m, waldi gudun ne bai dace ba ko da tsiri sufuri Hanyar ba daidai ba, da walda sanda da kuma kwana da aka zaba ko canza ba daidai ba.
Hanyar rigakafin Zaɓi kusurwar tsagi da ta dace da share taro;daidai zaži matakan walda tsarin sigogi, musamman waldi halin yanzu darajar da dauko dace aiki hanya da kuma kwana don tabbatar da cewa weld siffar ne uniform.
Lokacin aikawa: Mayu-31-2023