Calculated Industries Machinist Calc Pro 2 User manual

Brand
Calculated Industries
Model
Machinist Calc Pro 2
Category
Calculators
Type
User manual

This manual is also suitable for

2 — Machinist calc
®
Pro 2
MACHINIST CALC
®
PRO 2
The Machinist Calc
®
Pro 2 Advanced Machining Math +
Materials calculator (Model 4088) provides hundreds of fast,


processes and 3 tools will let you spend much less time looking

Internet and more time machining.
The Machinist Calc Pro 2 gives you hundreds of calculations,
including:












TABLE OF CONTENTS
GETTING STARTED .................................................................4
 ..................................................................4
 .............................................................5
 ..................................................5
 .......................................7
 ................................................7
 ...............................................8
 ....................................................... 8
 .........................................................13
User's Guide — 3
USING THE MACHINIST CALC PRO 2 .................................15
 ...........................................................15
 .............................15
Materials .............................................................................15
 ...........................................................................
Tools ...................................................................................17
 .......................................................17
Basic .......................................................................17
Face Milling ............................................................18
End Milling ..............................................................19
IPM .................................................................
Based on Cutting Feed and RPM
(for Turning) ........................................................................
Based on Cutting Feed and RPM
(for Drilling) .........................................................................
Based on Feed per Tooth, RPM and
# of Teeth ............................................................................
End Milling .....................................................
SFM .......................................................
Turning .....................................................
 End Milling ...............................................
Drilling ......................................................
 ..................................
Based on Cutting Feed and # of Teeth ...
Based on Feed Rate, RPM and
# of Teeth ............................................................................
Face Milling ............................................
IPR ..........................................................31
Based on Feed per Tooth and # of Teeth ...31
Based on Feed Rate and RPM ..................
Turning .......................................................33
 .........................................................................34
 ...................................................... 34
 ..........................................................35
 ............................................................
 .................................................... 37
 .........................................................................37
 ...................................................................38
4 — Machinist calc
®
Pro 2
..............................................................39
 ............................................................40
 ..................................................40
 ..................................................41
 ...............................41
 ............................41
 ..........................................................43
........................................................45
 ..............................................................47
................................................49
 ..................... 50
 ............................................................................50
Known Thread Size and
Wire Size ............................................................................51
Known 3-Wire Measurement
and Wire Size .....................................................................
 .....................................................................54
 .........................................................................54
 ...........................................
Based on Adjacent and Opposite Legs ....
Based on Hypotenuse and Angle .............57
 .....................................................58
Based on Diameter ..................58
 ..............58
 ...............................58
 ..........................................59
 .....................................................59
APPENDIX ..............................................................................
GETTING STARTED
KEY DEFINITIONS
You may want to practice getting a feel for your calculator



User's Guide — 5
Basic Function Keys
O
On/Clear Key — 

clears all non-permanent values.
gO
Off — 
permanent values.
+-*
,=
Arithmetic operation keys
0-9
and .

g
Convert — 

special functions.
gr
Store — 
gr
1-9
Storage Registers M1 through M9 —
store values in memory registers 1 through 9.
r
Recall — 
values and settings.
rr
Memory Clear — 
and displays total.
M
Accumulative Memory — Adds displayed value to
Accumulative Memory.
gM
M- — 
Accumulative Memory.
Dimensional Function Keys
m
Millimeters (mm) — 
millimeters, with repeated presses toggling

Also converts dimensional value to units of
millimeters, with repeated presses toggling

6 — Machinist calc
®
Pro 2
g5
Centimeters (cm) — 
centimeters, with repeated presses toggling

g9
Meters (m) — 

and volume units.
g7
Feet — 
presses of g7
area and volume units. Also used with i and
/
presses of g7 during conversions toggle

i
Inch — 


/
for entering fractional Inch values (e.g.,
9i1/2

decimal Inches.
/
Fraction Bar — 



fractional accuracy setting is automatically

dimensional fractional format.
B
1/1000" (mils) — Multiplies a dimensionless



and displayed to three decimal places.
User's Guide — 7
Weight and Volume Function Keys
g6
Tons — Enters or converts a weight or volume
value to tons.
g4
Pounds (lbs) — Enters or converts a weight or
volume value to pounds.
g3
Metric tons (met tons) — Enters or converts a
weight or volume value to metric tons.
g2
Grams — Enters or converts a weight or
volume value to grams.
g1
Kilograms (kg) — Enters or converts a weight
or volume value to kilograms.
g0
Weight per Volume (wt/vol) —







Trigonometric Function Keys
ga
Sine — 
degree or unitless value.
gm
ArcSine — 

go
Cosine — 
degree or unitless value.
gi
ArcCosine (ArcCos) — 

gh
Tangent (Tan) — 
entered degree or unitless value.
8 — Machinist calc
®
Pro 2
g/
ArcTangent (ArcTan) — 
for the entered or calculated Tangent value.
Miscellaneous Functions
g.
Degrees:Minutes:Seconds (dms◄►deg) —


the two formats.
%
Percentage — 

g%
x
2
— 
A
Backspace Function — 
one keystroke at a time (unlike the O
function, which deletes the entire entry).
gA Square Root (!) — 

g,
Reciprocal (1/x) — 
8g,= 0.125).
g*
Clear All — 


g-
Change Sign (+/-) — Toggle displayed value

g+
Pi — 
π
g=
Preference Settings (Prefs) — Accesses

dimensional answer formats
(see Preference Settings section).
Machinist Function Keys
Note: Unitless entries are assumed to be inches in U.S. mode,
millimeters in Metric mode.
User's Guide — 9
d
Diameter — 

gd
Bolt Pattern — 

x and y coordinates for each


x and y coordinates.
N
Material — 





gN
Depth of Cut (DOC) — 


P
Process — 






gP
Width of Cut (WOC) — 



L
Tool — 





particular Tool Type.
10 — Machinist calc
®
Pro 2
gL
Length of Cut (LOC) — 

S
Surface Feet per Minute — Enters or calculates






gS
Wire Size — 



R
Revolutions per Minute — Enters or



gR
3-Wire Measurement (3W Measure) — Enters or






on this entered measurement.
T
Inches per Tooth — Enters or calculates







User's Guide — 11
gT
Inches per Revolution (IPR) — Enters or




I
Inches per Minute — 


Time.
gI
Number of Teeth (#Teeth) — 

D
Drill Size — Enters a numeric, letter, fractional or




presses of D or +
-


gD
Drill Point — 



depth.
gn
% of Thread — Enters a non-standard Thread


t
Thread Size — Enters a numeric, fractional


Thread
Sizing section for further details on entry format,
valid entries and a listing of the resulting Thread
characteristics.
12 — Machinist calc
®
Pro 2
gt
Thread Classication (Thread Class) — 





Thread Sizing section for

g8
Alpha — 

and used with D


5g8 displays the letter
E8 or +

of -
a
Adjacent (x) — 




o
Opposite (y) — Enters or calculates the




h
Hypotenuse (r) — Enters or calculates the


right-triangle values.
User's Guide — 13
n
Angle (θ) — Enters or calculates an Angle,






counterclockwise.
mEmOrY OpEraTION
M 

FUNCTION KEYSTROKE
Add to Memory M
 gM
 rM
 rr
Memory is semi-permanent, clearing only when you do one of
the following:
— turn off the calculator
— press rr
— press g* (Clear All).
rM), consecutive presses of
M
accumulated values.
Using M+
355M
M+
& 355.
(cont'd)
14 — Machinist calc
®
Pro 2
255M
M+
& 255.
745gM (M-)
M-
& 745.
rM
TOTAL VALUE
M+
& - 135.
M
AVERAGE VALUE
M+
& - 45.
M
TOTAL ENTRIES
M+
& 3.
rr
M+
- 135.
Using Memory Storage Keys (M1- M9)
In addition to the standard cumulative Memory (as previously



shows the use of M1 (gr1
the presses of the 1 key with presses of the corresponding
2-9).

storing a new value in place of the stored value.
FUNCTION KEYSTROKE
 gr1
 0gr1
 r1
Store 175 into M1, recall the value, and then clear the value:
(cont'd)
User's Guide — 15
175gr1
MEMORY
M-Ø1 175.
gOO 0.
r1
MEMORY
M-Ø1 175.
0gr1
MEMORY
M-Ø1 0.
USING THE MACHINIST CALC PRO 2
U.S. aND mETrIC mODE SETTINGS
The Machinist Calc Pro 2 allows you to set the calculator to




maTErIalS, prOCESSES aND TOOlS
Materials
The Machinist Calc Pro 2


pressing the N+ key or -


page), then press the N key to select the Material, which

All (g*).

1. 


(cont'd)
16 — Machinist calc
®
Pro 2

















Note: There is a Workpiece Materials Conversion Table in Appendix A.
Processes
The Machinist Calc Pro 2


pressing the P+ key or - key to


then press the P
g*).
(cont'd)
User's Guide — 17
(Default) 4. Turning
 5. Boring
 
Tools
The Machinist Calc Pro 2Tool Types that can


pressing the L+ key or - key to


then press the L key to select the Tool Types, which will

(g*).
(Default)


rpm (SpINDlE SpEED)


rotation of the attached cutting tool. In a turning machine, it is


RPM - Basic


OO 0.
1. Enter the bit Diameter:
(cont'd)
18 — Machinist calc
®
Pro 2
.375d
DIAMETER
0.375 INCH
2. Enter the Cut Speed:
300S
CUT SPEED
/MIN 300. FEET
3. Calculate the Spindle Speed (RPM):
R
RPM
3056.
RPM – Face Milling


1. Clear the calculator:
OO
0.
2. Set Process to Face Milling:
1P
FACE MILLING
1.
3. Set Tooling to High Performance:
3L
HIGH PERFORMANCE
TOOL 3.
4. Set Material to 1060 Hi-Carbon Steel:
3N
1060-HI C. STEEL
MATL 3.
5. Enter Depth of Cut:
.25gN (DOC)
DEPTH OF CUT
0.25 INCH
6. Enter Tool Diameter:
(cont'd)
User's Guide — 19
.5d
DIAMETER
0.5 INCH
7. Calculate RPM:
R
RPM
4584.
8. Show tabular Cut Speed:
R
CUT SPEED
/MIN 600. FEET
9. Now, change the Depth of Cut to 0.1" and nd new RPM
and tabular Cut Speed:
.1gN (DOC)
DEPTH OF CUT
0.1 INCH
R
RPM
6875.
R
CUT SPEED
/MIN 900. FEET
RPM – End Milling



1. Clear the calculator:
OO
0.
2. Set Process to End Milling:
2P
END MILLING
2.
3. Set Tooling to Carbide:
2L
CARBIDE TOOL
2.
20 — Machinist calc
®
Pro 2
4. Set Material to 316 Stainless Steel (selection #8):
8N
316-AUS. S. STEEL
MATL 8.
5. Enter Width of Cut:
.5gP (WOC)
WIDTH OF CUT
0.5 INCH
6. Enter Tool Diameter:
1d
DIAMETER
1. INCH
7. Calculate RPM:
R
RPM
802.
8. Show tabular Cut Speed:
R
CUT SPEED
/MIN 210. FEET
9. Now, change Width of Cut to 0.25" and nd new RPM and
tabular Cut Speed:
.25gP (WOC)
WIDTH OF CUT
0.25 INCH
R
RPM
859.
R
CUT SPEED
/MIN 225. FEET
FEED raTE - Ipm

relative to the workpiece as the tool makes a cut. You can



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Calculated Industries Machinist Calc Pro 2 User manual

Brand
Calculated Industries
Model
Machinist Calc Pro 2
Category
Calculators
Type
User manual
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