yadda ake duba firam ɗin keken carbon don fasa |EWIG

Ko hatsarin ya faru a kan hanya ko a filin, abu na farko da kake buƙatar karewa shine lafiyarka, sannan kayan aiki.Bayan tabbatar da cewa kana cikin yanayin lafiya, matakan duba ko kayan aikin sun lalace suna da mahimmanci.To ta yaya za mu iya hasashen ko29 inch carbon fiber dutsen bike frameya fashe ko boye hatsari tun farko?Na gaba, abin da ke cikin wannan labarin shine ya koya muku yadda za ku yi hukunci da lafiyar firam daga abubuwa daban-daban kamar fiber fiber, aluminum gami da titanium gami.

Don firam ɗin ƙarfe, idan cokali mai yatsa ya lalace bayan karo na gaba, firam ɗin kuma zai lalace.Duk da cewa firam ɗin carbon fiber ɗin bai da tabbas sosai, yakamata a duba shi gwargwadon halin da ake ciki.Saboda firam ɗin da cokali mai yatsu na gaba sun lalace tare, galibi ya dogara da ductility na kayan firam ɗin, wanda ke ƙayyade ko bututun firam ɗin ya lalace ko ya wuce iyakar sa na roba yayin karo.

Firam ɗin fiber carbon a zahiri an yi shi da kayan haɗin fiber na carbon fiber, kuma bambancin da ke tsakanin su ya dogara da nau'in fiber carbon da aka yi amfani da shi, alkiblar tari da guduro da ake amfani da su.Hakanan ana yin allunan dusar ƙanƙara da kayan haɗin gwiwa.Wannan misali ne mai kyau, saboda dusar ƙanƙara da aka yi da kayan haɗin gwiwa za su lanƙwasa a ƙarƙashin matsin lamba, yayin da firam ɗin kekuna galibi akasin haka.Yana da ƙarfi sosai, don haka lokacin da ake matsa lamba, sau da yawa ba a bayyane yake ba.Don haka, idancarbon fiber frameana fuskantar ƙarfin tasiri wanda ya isa ya karya cokali mai yatsu na gaba, firam ɗin na iya lalacewa ko da babu lalacewa ta gani.

A cikin yanayin lalacewa ga firam ɗin carbon fiber, akwai wata dama ta cewa zurfin ciki na zanen carbon ya fashe, kuma bayyanar ba ta zama lalacewa ba.Wannan yanayin yawanci ana kiransa "lalacewar duhu."Abin farin ciki, ana iya amfani da "gwajin tsabar kudi" don gano ko hakan ya faru.

"Hanyar gwajin tsabar tsabar" ita ce amfani da gefen tsabar kudin don buga firam, musamman a kusa da bututu na sama, da tee na bututun kai, da bututun ƙasa na firam.Ana kwatanta sautin ƙwanƙwasawa da sautin ƙwanƙwasawa kusa da na'urar kai.Idan sautin ya ƙaru, yana tabbatar da cewa firam ɗin carbon fiber ya lalace.Duk da haka, yana da kyau a lura cewa wucewa gwajin tsabar kudin ba lallai ba ne yana nufin cewa firam ɗin yana da aminci, kuma ana buƙatar ƙarin ƙwararrun ƙirar X-ray don tantance ƙimar lafiyar firam.

Yadda za a duba fasa da tsabar kudi?

Muna yin irin wannan binciken dan kadan.Muna tsaftace firam kuma muna duban tsage-tsatse.Gwajin fam ɗin tsabar kudin yana da tasiri sosai.Kuma ga waɗancan wuraren da suke kama da abin tambaya amma ba su da bambanci da gwajin famfo, muna yashi fenti da share cokali kuma mu jika saman carbon da aka fallasa tare da acetone.Kuna iya gani da sauri inda acetone ke zama jike a cikin fashe yayin da yake ƙafewa.Mai kama da gwajin-fari amma ba tare da launuka masu walƙiya ba.A wasu lokuta, kamar tare da manyan filaye/fillers waɗanda ke nuna ƙaramar tsagewa, za mu ba da shawarar mahayin ya sa ido sosai a kai ya ga ko tsagewar ta girma.Ana sanya ƙaramin alamar a ƙarshen tsaga tare da ɓangarorin reza.Kashi 90% na lokacin fenti ne wanda baya girma.Kashi 10% na lokacin yana girma kadan sannan mukan zubar da fenti sannan mukan bayyana tsagewar tsarin da ke fara girma.

Yadda ake bincika fasa ta hanyar fasahar X-ray?

Lokacin da kuka kasance cikin haɗari, ƙila za a iya samun fashewar bayyane a saman fasinjarcarbon fiber bike, wanda ke sa shi rashin lafiya don amfani kuma ko dai yana buƙatar gyara ko (a mafi yawan lokuta) sauyawa.Wasu tsaga ba za a iya ganin su a saman ba kuma suna iya haifar da amfani da babur da ya fashe.keke fiber fiberko babu?

Hanya ɗaya ita ce ta amfani da fasahar X-ray na zamani - musamman X-ray tomography - wanda kuma aka sani da microCT ko CT scanning.Wannan dabarar tana amfani da hasken X-ray don duba sassan ciki don ganin ko akwai tsagewa ko ma lahani na masana'anta.Wannan labarin ya taƙaita nazarin yanayin inda aka yi amfani da CT don hoton fashewa a cikin ɓarna biyukekunan fiber carbon.

Yadda za a kare carbon fiber frame?

Babu yanayin zafi mai girma

Ko da yake fiber carbon yana da tsayin daka na zafin jiki, hasken rana na dogon lokaci yana iya haifar da lalacewa ga fenti na waje, don haka da fatan kar a bijirar da keken zuwa yanayin zafi mai zafi a waje ko sanya shi a cikin mafi girman zafin gida ko abin hawa.

Tsaftace akai-akai

Tsabtace firam ɗin akai-akai kuma dama ce don duba keken.Lokacin tsaftace firam ɗin, yakamata a bincika ko ya lalace ko ya lalace.Kada a yi amfani da kaushi na sinadarai marasa sana'a don tsaftace firam.Ana ba da shawarar yin amfani da ƙwararrun masu tsabtace kekuna.Kada ku yi amfani da acid mai ƙarfi, alkali mai ƙarfi (mai tsabta, gumi, gishiri) da sauran abubuwan tsaftacewa masu ɗauke da sinadarai don tsaftace motar fiber carbon don guje wa lalata fenti.