Shahararsu don bambancin launin baƙar fata, tsari mai ƙaƙƙarfan tsari, da kaddarorin na musamman-ciki har da tsatsa-hujja, juriya ga acid da alkalis, kwanciyar hankali mara misaltuwa, babban taurin, da juriya - faranti na saman granite ba makawa a matsayin madaidaicin tushe a cikin aikace-aikacen injina da metrology na dakin gwaje-gwaje. Tabbatar da waɗannan faranti sun haɗu da ma'auni daidai da ma'auni na geometric yana da mahimmanci don aiki. A ƙasa akwai daidaitattun hanyoyin bincika ƙayyadaddun su.
1. Duban kauri
- Kayan aiki: 0.1mm mai iya karantawa.
- Hanya: Auna kauri a tsakiyar dukkan bangarorin hudu.
- Ƙimar: ƙididdige bambanci tsakanin matsakaicin matsakaici da mafi ƙarancin ƙima waɗanda aka auna akan faranti ɗaya. Wannan shine bambancin kauri (ko matsananciyar bambanci).
- Misali Misali: Don faranti mai ƙayyadadden kauri na 20 mm, bambancin da aka yarda yana yawanci tsakanin ± 1 mm.
2. Tsawon tsayi da Nisa Dubawa
- Kayan aiki: Tef ɗin ƙarfe ko mai mulki tare da iya karantawa na 1 mm.
- Hanya: Auna tsayi da faɗi tare da layi guda uku kowanne. Yi amfani da matsakaicin ƙima a matsayin sakamako na ƙarshe.
- Manufa: Yi rikodin ma'auni daidai don ƙididdige yawan ƙididdiga da kuma tabbatar da dacewa ga masu girma dabam.
3. Duban Lantarki
- Kayan aiki: Madaidaicin madaidaicin (misali, madaidaicin karfe) da ma'auni.
- Hanya: Sanya madaidaiciyar saman saman farantin, gami da tare da diagonal biyu. Yi amfani da ma'aunin ji don auna tazarar da ke tsakanin madaidaicin da saman farantin.
- Misali Misali: Matsakaicin halattaccen karkatar da lebur za a iya bayyana shi azaman 0.80 mm don wasu maki.
4. Tsare-tsare (90° Angle) Dubawa
- Kayan aiki: Babban madaidaicin 90° mai mulkin kusurwar ƙarfe (misali, 450 × 400 mm) da ma'aunin ji.
- Hanyar: Sanya mai mulki a tsaye a kusurwar farantin. Auna kowane tazara tsakanin gefen farantin da mai mulki ta amfani da ma'aunin ji. Maimaita wannan tsari don duk kusurwoyi huɗu.
- Ƙimar: Mafi girman gibi da aka auna yana ƙayyade kuskuren murabba'i.
- Misalin Misali: Iyakar da aka yarda da ita don karkacewar kusurwa ana yawan kayyade, misali, kamar 0.40 mm.
Ta hanyar bin waɗannan ƙa'idodin ƙa'idodin dubawa daidai da daidaitattun ƙa'idodi, masana'antun suna ba da garantin cewa kowane farantin dutsen granite yana ba da daidaiton geometric da ingantaccen aikin da ake buƙata don ayyuka masu mahimmanci a cikin masana'antu a duk duniya.
Lokacin aikawa: Agusta-20-2025