Precision Gauge Block

Takaitaccen Bayani:

Tubalan ma'auni (wanda kuma aka sani da tubalan gage, ma'aunin Johansson, ma'aunin zamewa, ko tubalan Jo) tsarin ne don samar da tsayin madaidaici. Tilashin ma'aunin mutum shine ƙarfe ko shinge na yumbu wanda ya kasance madaidaicin ƙasa kuma an ɗora shi zuwa takamaiman kauri. Tubalan ma'auni suna zuwa cikin tarin tubalan tare da madaidaitan tsayin tsayi. A amfani, ana toshe tubalan don yin tsayin da ake so (ko tsayi).


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Tubalan ma'auni (wanda kuma aka sani da tubalan gage, ma'aunin Johansson, ma'aunin zamewa, ko tubalan Jo) tsarin ne don samar da tsayin madaidaici. Tilashin ma'aunin mutum shine ƙarfe ko shinge na yumbu wanda ya kasance madaidaicin ƙasa kuma an ɗora shi zuwa takamaiman kauri. Tubalan ma'auni suna zuwa cikin tarin tubalan tare da madaidaitan tsayin tsayi. A amfani, ana toshe tubalan don yin tsayin da ake so (ko tsayi).

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Wani fasali mai mahimmanci na tubalan ma'auni shine cewa ana iya haɗa su tare da ƙarancin rashin tabbas. An haɗa tubalan ta hanyar zamewa da ake kira wringing, wanda ke haifar da saman su da ke tare da juna. Za'a iya amfani da ƙaramin adadin tubalan ma'auni don ƙirƙirar madaidaicin tsayin a cikin faɗin faɗin. Ta amfani da tubalan 3 a lokaci da aka ɗauko daga saitin tubalan 30, mutum na iya ƙirƙirar kowane daga cikin tsayin 1000 daga 3.000 zuwa 3.999 mm a cikin matakan 0.001 mm (ko 0.3000 zuwa 0.3999 inci a cikin matakan inci 0.0001). Carl Edvard Johansson dan kasar Sweden ne ya kirkiro tubalan ma'auni a cikin 1896. Ana amfani da su azaman abin ƙima don daidaita ma'aunin ma'aunin da ake amfani da shi a cikin shagunan injin, kamar micrometers, sandunan ba da izini, calipers, da alamun bugun kira (lokacin da aka yi amfani da su a cikin aikin dubawa). Tubalan ma'auni sune manyan hanyoyin daidaita tsayin da masana'antu ke amfani da su.


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