Refrentado

Datos:d=30mmn=330 rpms=0,25mm/rev

n= vπd

v=nπd

v=330 revmin

π (30mm)

v=31101,77 mmmin

v=311,02 mmin

tp= rsn

= 15mm

0,25mmrev (330 revmin )

tp=0,18min

Cilindrado

Datos:l=30mmn=330 rpms=0,25mm/rev

tp= lsn

tp= 30mm

0,12mmrev (330 revmin )

tp=0,76min

Roscado

Datos:l=30mmn=110rpmp=3,5mms=0,75mm/rev

h=0,7∗ph=0,7∗1.2mmh=0,84mm

dnucleo=d−1,4∗p

dnucleo=30mm−1,4∗3,5mmdnucleo=25,1

Roscado múltipleDatos:Pa=3,5mmd=29,9mml=30mmN=2

Pr=Pa∗NPr=3,5mm∗2

Pr=7mmTorneado cónicoDatos:D=29,9mmd=22,1mml=29,7mm

tan α=D−d2l

tanα=29,9mm−22,12∗29,7mmα ¿7 °