Download - Kinematika Alata i Obratka Kod Tokarenja
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KINEMATIKA ALATA I OBRATKA KOD TOKARENJA
Izradili : Jurica Gregurović i Dražen Hržica,u Karlovcu, 20.5.2014
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• Tehnologija obrade rezanjem (tokarenje) -proučava postupke izrade i obrade (oblikovanja) strojnih djelova željenog oblika i dimenzija od poluproizvoda, dobivenih lijevanjem, kovanjem, valjanjem i sl. Pojednostavljeno obuhvaća problematiku izrade i oblikovanja gotovih dijelova
UVOD
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OOČ KAO SUSTAV
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GIBANJA KOD OOČ
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• G – glavno gibanje• P – posmično gibanje• D – dostavno gibanje
GIBANJA KOD TOKARENJA
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ALAT I OBRADAK U GIBANJU
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SILE REZANJA KOD TOKARENJA
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• Vc – glavna brzina rezanja = ]• Vf – posmična brzina = ]• Ve – rezultantna brzina
BRZINE REZANJA
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• Rezni klin je dio reznog alata koji osigurava proces obrade
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RAVNINE KOD TOKARENJA
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KUTEVI REZANJA