A cikin kayayyakin masana'antu, ana amfani da ƙarfen gear sosai a cikin tsarin watsa wutar lantarki na kayan aikin injiniya daban-daban saboda ƙarfinsa, juriyarsa ga lalacewa da juriyarsa ga gajiya. Ingancinsa yana shafar inganci da rayuwar kayan aikin kai tsaye. Saboda haka, kula da ingancin ƙarfen gear yana da matuƙar muhimmanci. Lokacin zaɓa, ya kamata a yi la'akari da ƙarfinsa, tauri da juriyarsa ga lalacewa. Kafin sarrafa ƙarfen gear, muna buƙatar yin nazarin tsarin ƙarfe, tauri, abubuwan da ke cikin sinadarai, da sauransu na kayan. Tsarin ƙarfe da tauri na ƙarfen gear sune manyan alamomi don kimanta halayen injinansa, tasirin maganin zafi da rayuwar sabis. Binciken ƙarfe da gwajin tauri na ƙarfen gear dole ne su bi ƙa'idar da aka saba, kuma su tsara tsarin gwaji bisa ga halayen kayan da yanayin aiki:
Da farko, nazarin ƙarfe. Tsarin ƙarfe na ƙarfe yana da babban tasiri akan aikinsa, kamar zurfin layin da aka yi da carburized, girman hatsi, rarraba carbide, da sauransu. Ya zama dole a tantance matakan bincike, kamar ɗaukar samfur, shirya samfur, tsatsa, sannan a lura da tsarin. Hakanan yana iya zama dole a ambaci nau'ikan nama da aka saba, kamar martensite, bainite, pearlite, da kuma yadda za a tantance ko waɗannan nama sun cika ƙa'idodi.
Sai kuma gwajin taurin kai. Taurin ƙarfen gear yana da alaƙa kai tsaye da juriyar sawa da ƙarfi. Hanyoyin gwajin taurin kai na yau da kullun sun haɗa da taurin Rockwell, taurin Brinell, taurin Vickers, da kuma yiwuwar taurin Rockwell don yadudduka masu carburized. Ya zama dole a bayyana yanayin da ya dace na hanyoyin gwaji daban-daban, kamar Vickers ko surface Rockwell don yadudduka masu carburized, da Brinell ko Rockwell don taurin kai gaba ɗaya. A lokaci guda, ya kamata a ambaci ƙa'idodin gwaji, kamar ASTM ko GB, da kuma matakan kariya yayin gwajin, kamar zaɓar wuraren gwaji, maganin farfajiya, da sauransu.
Kafin mu yi nazari, da farko muna buƙatar yankewa da kuma ɗaukar samfurin ƙarfen gear. A ƙasa muna amfani da injin yanke samfurin ƙarfe mai daidaito a matsayin misali don nuna tsarin yanke samfurin.
1. Cire kayan aikin kuma a matse shi da matsewa mai sauri.
2. Bayan an manne kayan aikin, a saka murfin kariya.
3. Saita sigogin yankewa akan allon kuma fara shirin yankewa
4. Buɗe murfin sama sannan a fitar da samfurin da aka yanke don kammala aikin yanke samfurin.
Ana iya amfani da samfuran da aka yanke don hanyoyin shirya samfura na gaba kamar hawa, niƙa, da gogewa, bayan haka za a iya gudanar da gwajin taurin gear ko nazarin ƙarfe.
Lokacin Saƙo: Afrilu-02-2025
