Ingantattun bayyanar samfur wani muhimmin al'amari ne na ingancin azanci. Ingancin bayyanar gabaɗaya yana nufin abubuwan ingancin siffar samfur, sautin launi, sheki, ƙirar ƙira, da sauransu waɗanda ake gani a gani. Babu shakka, duk wani lahani kamar kumbura, abrasions, indentations, scratches, tsatsa, mildew, kumfa, pinholes, ramuka, fashe fashe, yadudduka, da wrinkles zai shafi ingancin bayyanar da samfurin. Bugu da kari, yawancin abubuwan ingancin ingancin kayan kwalliya suma suna shafar aikin samfur kai tsaye, rayuwa da sauran fannoni. Misali, samfuran da ke da santsi suna da ƙarfin hana tsatsa mai ƙarfi, ƙaramin juriya, juriya mai kyau da ƙarancin kuzari. Ƙimar ingancin bayyanar samfur yana da takamaiman batun. Domin yin hukunci na haƙiƙa gwargwadon yuwuwar, ana amfani da waɗannan hanyoyin dubawa sau da yawa a cikin ingantattun samfuran masana'antu.
(1) Hanyar rukuni na misali. An zaɓi samfurori masu dacewa da waɗanda ba su cancanta ba a matsayin samfurori na yau da kullum a gaba, inda samfurori marasa dacewa suna da lahani daban-daban tare da tsanani daban-daban. Masu dubawa da yawa (masu ƙididdigewa) za a iya maimaita su akai-akai, kuma ana iya ƙidaya abubuwan lura. Bayan nazarin sakamakon ƙididdiga, yana yiwuwa a san wane nau'in lahani da aka ƙayyade ba daidai ba; wanda masu dubawa ba su da zurfin fahimtar ma'auni; wanda masu binciken ba su da horon da ake buƙata da kuma damar nuna wariya. (2) Hanyar kallon hoto. Ta hanyar daukar hoto, ana nuna ƙwararriyar bayyanar da iyakacin lahani da aka yarda tare da hotuna, kuma ana iya amfani da hotuna na yau da kullun na lahani iri-iri waɗanda ba za a iya ba da izini ba azaman gwadawa. (3) Hanyar haɓakawa mara kyau. Yi amfani da gilashin ƙara girma ko na'ura mai ɗaukar hoto don haɓaka saman samfurin da kuma nemo lahani a saman abin da aka gani don ƙarin tantance yanayi da tsananin lahani. (4) Hanyar tazarar bata. Jeka wurin amfani da samfur, duba yanayin amfanin samfurin, kuma lura da matsayin amfanin samfurin. Sannan kwaikwayi ainihin yanayin amfani na samfurin, kuma saka madaidaicin lokacin, nisa da kusurwa azaman yanayin kallo yayin dubawa. An yi la'akari da shi azaman samfurin da ya dace, in ba haka ba samfurin da ba shi da kyau. Wannan hanya ta fi dacewa kuma ta fi dacewa fiye da ƙirƙira ma'auni da bincika abu da abu bisa ga nau'ikan lahani iri-iri da nau'ikan iri daban-daban.
Misali: Binciken ingancin bayyanar da sassan sassan galvanized.
①Bukatun ingancin bayyanar.Halin bayyanar da galvanized Layer ya ƙunshi abubuwa huɗu: launi, daidaituwa, lahani da aka yarda da lahani. launi. Alal misali, galvanized Layer ya kamata ya zama launin toka mai haske tare da ɗan ƙaramin beige; Layer galvanized ya kamata ya zama fari-fari tare da wani ɗan haske da shuɗi mai haske bayan fitowar haske; bayan jiyya na phosphate, galvanized Layer ya kamata ya zama launin toka mai haske zuwa launin toka na azurfa. daidaito. Ana buƙatar Layer na galvanized don samun ƙaƙƙarfan hatsi, iri ɗaya da ci gaba. An ba da izini. Kamar: ƙananan alamun ruwa; alamomin ƙayyadaddun ƙayyadaddun ƙayyadaddun abubuwa masu mahimmanci a saman sassa; ƙananan bambance-bambance a cikin launi da sheki a bangare ɗaya, da dai sauransu. Ba a yarda da lahani ba. Kamar: shafi blistering, bawo, zafi, nodules da pitting; dendritic, spongy da streaky coatings; burbushin gishirin da ba a wanke ba, da sauransu.
②Samfurin don duba kamanni.
Don sassa masu mahimmanci, sassan maɓalli, manyan sassa da sassa na yau da kullun tare da girman batch na ƙasa da guda 90, ya kamata a bincika bayyanar 100%, kuma samfuran da ba su cancanta ba ya kamata a cire; ga sassa na yau da kullun tare da girman batch na fiye da guda 90, yakamata a ɗauki gwajin samfurin, gabaɗaya ɗaukar matakin dubawa II, ƙwararre Matsayin inganci shine 1.5%, kuma ana gudanar da binciken bisa ga tsarin samfurin lokaci ɗaya don dubawa na yau da kullun. kayyade a cikin Table 2-12. Lokacin da aka samo madaidaicin tsari, ana ba da izinin bincika batch 100%, ƙi samfurin mara inganci, sannan a sake ƙaddamar da shi don dubawa.
③Hanyar duba bayyanar da ingancin kimantawa.
Binciken gani ya dogara ne akan hanyar gani. Idan ya cancanta, ana iya duba shi tare da gilashin ƙara girman sau 3 zuwa 5. Lokacin dubawa, yi amfani da hasken da aka tarwatsa na halitta ko fari da aka watsa ba tare da haske mai haske ba, hasken bai gaza 300 lux ba, kuma nisa tsakanin sashin da idon ɗan adam shine 250 mm. Idan tsari ya kasance 100, girman samfurin da za a iya ɗauka shine guda 32; Ta hanyar duban gani da ido na wadannan guda 32, an gano cewa biyu daga cikinsu suna da bobobi da tabo. Tun da yawan samfuran da ba su cancanta ba shine 2, an yanke hukunci cewa batch na sassan ba su cancanci ba.
Lokacin aikawa: Agusta-19-2022