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Ana ɗaukar juyawa CNC shine mafi kyawun tsari don yin sassan cylindrical, zuwa babban matakin daidaito da daidaito.Tsarin juyawa yana rage diamita na ainihin aikin aiki zuwa ƙayyadaddun girman, ana yin jujjuya ta amfani da lathe kuma yana samar da ɓangaren sassauƙa.
Akwai nau'ikan juyawa daban-daban guda hudu;jujjuya kai tsaye, jujjuyawa taper, bayanin martaba da tsagi na waje.Ana iya yin jujjuyawar CNC a waje na kayan aiki da kuma ciki (wanda aka sani da ban sha'awa) don samar da abubuwan tubular.
Gajartawar 'CNC' tana nufin sarrafa lambobi na kwamfuta.Sunan ne da aka ba da tsarin canza zane ta hanyar software mai taimakon kwamfuta (CAD) zuwa lambobi, ta amfani da kwamfuta.Waɗannan lambobin suna sarrafa motsi na takamaiman kayan aikin da ake amfani da su don tsarin CNC da aka zaɓa.
Longpan Manufacturing yana amfani da sabuwar fasahar kere kere ta CNC don samar da ingantattun sassa a saurin tsari mara misaltuwa lokacin naushi, juyawa, ninkawa da injina.