1. juriya abrasion
Lokacin da blank ɗin ya lalace ta hanyar filastik a cikin kogon, yana gudana kuma yana zamewa tare da saman kogon, yana haifar da rikici mai tsanani tsakanin saman kogon da babur, wanda ke haifar da lalacewa saboda lalacewa.Sabili da haka, juriya na lalacewa na kayan yana ɗaya daga cikin mafi mahimmanci da mahimmancin kaddarorin ƙirar.
Taurin shine babban abin da ke shafar juriya.Gabaɗaya, mafi girman taurin sassa na ƙirƙira, ƙaramin adadin lalacewa kuma mafi kyawun juriya na lalacewa.Bugu da ƙari, juriya na abrasion kuma yana da alaƙa da nau'in, adadi, nau'i, girman da rarraba carbides a cikin kayan.
2. Tauri
Yawancin yanayin aiki na mold yana da matukar tsanani, kuma wasu sau da yawa suna ɗaukar nauyin tasiri mai yawa, wanda ke haifar da karaya.Don hana sassa masu ƙira daga zama ba zato ba tsammani a lokacin aiki, ƙirar dole ne ya sami ƙarfin ƙarfi da ƙarfi.
Tauri na mold ya dogara ne akan abun ciki na carbon, girman hatsi da microstructure na kayan.
3. Fatigut fracture yi
A lokacin aikin mold, ƙarƙashin tasirin dogon lokaci na damuwa na cyclic, sau da yawa yana haifar da karaya ga gajiya.Siffofinsa sune ƙananan ƙarfi da yawa tasiri karaya gajiya, tensile gajiya karaya lamba gajiya karaya da lankwasa gajiya karaya.
Ƙwararriyar gajiyar ƙirar ƙira ta dogara ne akan ƙarfinsa, taurinsa, taurinsa, da abun ciki na haɗawa cikin kayan.
4. Babban aikin zafin jiki
Lokacin da zafin aiki na mold ya fi girma, za a rage taurin da ƙarfi, wanda zai haifar da lalacewa da wuri na mold ko nakasar filastik da gazawar.Sabili da haka, kayan ƙira ya kamata ya sami babban juriya ga zafin jiki don tabbatar da cewa ƙirar tana da ƙarfi da ƙarfi a yanayin zafin aiki.
5. Juriya da sanyi mai zafi
Wasu gyare-gyaren ana maimaita zafi da sanyaya su yayin aikin, wanda ke haifar da shimfiɗa saman rami da kuma matsa lamba don canza damuwa, wanda ke haifar da tsagewa da kwasfa, yana ƙara rikici, hana lalacewar filastik, kuma yana rage daidaiton girma, wanda ke haifar da lalacewa. to Mold gazawar.Gajiya mai zafi da sanyi yana daya daga cikin manyan nau'ikan gazawar kayan aikin zafi, kuma irin wannan nau'in ya kamata ya sami juriya mai tsananin sanyi da zafi.
6. Juriya na lalata
Lokacin da wasu gyare-gyare, kamar su filastik, suna aiki, saboda kasancewar sinadarin chlorine, fluorine da sauran abubuwa a cikin robobi, za a rabu da su zuwa ga iskar gas mai karfi kamar HCI da HF bayan dumama, wanda zai zubar da saman jikin. cavity, yana ƙara ƙurawar samansa, yana ƙara lalacewa da tsagewa.
Lokacin aikawa: Agusta-19-2021