User`s guide

32 — Ma c h i n i s t ca l c ™/ Ma c h i n i s t ca l c ™ Pr o
Cutting Feed – Based on Feed per Tooth and # of Teeth
Calculate Cutting Feed with a Feed per Tooth (Chip Load) of
0.005 Inch and 4 Teeth:
KEYSTROKE DISPLAY
OO
0.
1. Enter the Feed per Tooth:
.005F
FPT 0.005 INCH
2. Enter the Number of Teeth:
4#
TEETH 4.
3. Calculate the Cutting Feed:
c CUT 0.0200 INCH/REV
c
FPT 0.005 INCH
c TEETH 4.
Cutting Feed – Based on Feed Rate and RPM
Calculate a Cutting Feed using a 15-Inch Feed Rate and a
Spindle Speed of 800 RPM:
KEYSTROKE DISPLAY
OO
0.
1. Enter the Feed Rate:
15f
FEED 15. INCH/MIN
2. Enter the Spindle Speed (RPM):
800R
RPM 800.
3. Calculate the Cutting Feed:
c
* CUT 0.0188 INCH/REV
* Repeated presses of
c
will toggle through the inputs and outputs,
starting with the entered Feed Rate.
(cont'd)