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Related Manuals for Calculated Industries MACHINIST CALC PRO
Summary of Contents for Calculated Industries MACHINIST CALC PRO
- Page 2 • Feet-Inch-Fractions • Area, Volume and Weight Note: The Machinist Calc Pro calculator Model 4089 and User’s Guide are designed for machinists who work with metric drill, screw and thread sizes and metric thread tolerance classes. The calculator can be used for non-metric applications, so some examples for working in U.S.
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Page 3: Table Of Contents
Dividing Dimensions ..................16 Calculating Percentages ................16 MEMORY OPERATION ................... 17 Using M+ ....................... 17 Using Memory Storage Keys (M1 – M9) ............18 PAPERLESS TAPE OPERATION..............18 UsInG THe MaCHInIsT CalC PRo ..............20 (cont’d) — 1 Uide... - Page 4 (cont’d) RPM (SPINDLE SPEED) ................. 20 RPM – Milling ....................21 RPM – Turning ....................22 RPM – Drilling ....................22 FEED RATE ..................... 23 Feed Rate – Based on Cutting Feed and RPM (for Turning) ......23 Feed Rate – Based on Cutting Feed and RPM (for Drilling) ......23 Feed Rate –...
- Page 5 Custom Thread Percentage ................35 WIRE SIzES AND 3-WIRE MEASUREMENTS ..........36 Wire Size ....................... 36 3-Wire Measurement – Known Thread Size and Wire Size ......37 Pitch Diameter – Known 3-Wire Measurement and Wire Size ..... 38 BOLT PATTERN ....................39 Bolt Pattern ....................
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Page 6: Getting Started
GeTTInG sTaRTeD KEY DEFINITIONS basic function Keys On/clear Key — Turns on power. Pressing once clears the last entry and the display. Pressing twice clears all non-permanent values. Off — Turns all power off. Clears all non-permanent values. + - * Arithmetic operation keys. -
Page 7: Dimensional Function Keys
Dimensional function Keys Millimeters — Identifies entry as millimeters, with repeated presses toggling between linear, area and volume units. Converts dimensional value to units of millimeters, with repeated presses toggling between millimeters and meters. centimeters (cm) — Identifies entry as centimeters, with repeated presses toggling between linear, area and volume units. -
Page 8: Weight And Volume Function Keys
(cont’d) 1/1000" (mils) — Multiplies a dimensionless entry by 0.001 Inch and displays the result as Inches. Converts a linear entry to decimal Inches. For both methods, the result is rounded and displayed to three decimal places Weight and Volume function Keys Tons —... -
Page 9: Miscellaneous Functions
cosine (cos) — Calculates the Cosine of an entered degree or unitless value. Arccosine (cos ) — Calculates the angle for the entered or calculated Cosine value. Tangent (Tan) — Calculates the Tangent of an entered degree or unitless value. ) —... -
Page 10: Machinist Function Keys
(cont’d) Paperless Tape (Tape) — Accesses the Paperless Tape mode (see Paperless Tape section), which keeps track of your past 30 entries. Useful for checking strings of numbers. Preference Settings (Prefs) — Accesses various customizable settings, such as dimensional answer formats (see Preference Settings section). - Page 11 Feed rate — Enters or calculates Feed Rate. Unitless entries assumed millimeters per minute in Metric mode; inches per minute in U.S. mode. Calculates Feed Rate given values for Cutting Feed and RPM (Spindle Speed) or Feed per Tooth (Chip Load), RPM and Number of Teeth.
- Page 12 (cont’d) Drill Size — Enters a metric, numeric, letter or fractional Drill Size, displaying the millimeter (Metric mode) or decimal Inch (U.S. mode) equivalent of the Drill Size. The next smaller Drill Size is displayed if the entered value doesn’t match a Drill Size. Repeated presses of toggle through Drill Sizes in increasing order.
- Page 13 radius — Enters or calculates a Radius. Unitless entries assumed millimeters in Metric mode; Inches in U.S. mode. Calculates Radius given entered Diameter. Alpha — Enters alphabet character selection mode. While in this mode, a letter can be selected and used with to enter a letter Drill Size.
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Page 14: Preference Settings
PREFERENCE SETTINGS Press , then to access the Preferences menu. Continue pressing to toggle through different Preferences. Press keys to toggle between options of the different Preferences. Press to exit Preferences. Your calculator will keep your Preference Settings until a Full Reset alters your settings to the default values (see Appendix for more information). -
Page 15: Entering Dimensions
KeysTRoKe DIsPlay Sixth press of : (Fractional Mode) fRaC std. fRaC ConsT fRaC std. (repeats options) Seventh press of MaTH orDer (Mathematical Operation) MaTH CHaIn MaTH orDer (repeats options) ENTERING DImENSIONS linear Dimensions Examples of how linear dimensions are entered (press after each entry): DIMensIons KeysTRoKe... -
Page 16: Conversions
CONvERSIONS linear Conversions Convert 3.2 meters to other dimensions: KeysTRoKe DIsPlay 3.2g9 3200. (cm) 320. 125.98425 InCH (Feet) 10.498688 feeT square and Cubic Conversions Convert 0.05 cubic meters to other dimensions: KeysTRoKe DIsPlay 0.05 . 0 5g999 CU M 50000000. CU MM (cm) 50000. -
Page 17: Weight Per Volume And Volume Conversions
Weight per Volume and Volume Conversions Convert 0.006 cubic meters of stainless steel to kilograms, tonnes, pounds and tons if the steel weighs 7 480 kilograms per cubic meter. KeysTRoKe DIsPlay 1. Store the weight per volume: * (wt/vol) 7480. KG/ 7 4 80S 0 000 CU M 2. -
Page 18: Multiplying Dimensions
(cont’d) KeysTRoKe DIsPlay 1.05 1.05m+ 1.75m+ 7.15 4 . 3 5 m = 3.65 - 3 .5 m = Multiplying Dimensions Multiply 1.6 meters by 2.85 meters: KeysTRoKe DIsPlay 1 .6 g 9* 4.56 2 . 85 g 9= sQ M Multiply 1.15 meters by 7: KeysTRoKe DIsPlay... -
Page 19: Memory Operation
Take 20% from 5.35 meters: KeysTRoKe DIsPlay 4.28 5 . 3 5 g9-2 0% mEmORY OPERATION Whenever the key is pressed, the displayed value will be added to the Memory. Other Memory functions: fUnCTIon KeysTRoKe Add to Memory Subtract from Memory Recall total in Memory Display/Clear Memory Clear Memory... -
Page 20: Using Memory Storage Keys (M1- M9)
(cont’d) KeysTRoKe DIsPlay & CoUnT 3. M+ - 135. Using Memory storage Keys (M1- M9) In addition to the standard cumulative Memory (as previously described), your calculator has nine independent Storage Registers – M1 through M9 – that can be used to permanently store single, noncumulative values. - Page 21 While in the Paperless Tape mode, the display will show the previously entered or calculated value, along with the sequential number of the entry (e.g., 01, 02, 03, etc.) and the math operator (+, –, x, ÷, %) in the upper left corner of the display. Note: If has been used in the middle of a sequence, SUB (for Subtotal) will display in the upper left.
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Page 22: Using The Machinist Calc Pro
535. 620. 8 5m = UsInG THe MAchINIST cALc PrO IMPOrTANT: All examples are based on the default metric units mode, displaying entries and calculations in metric units. Also note that if an attempt is made to find a solution (using the Machinist functions) without having stored the minimum required values, the calculation will not be performed. -
Page 23: Rpm - Milling
RPM – Milling Calculate the Spindle Speed (RPM) when milling with a 9.3 mm bit at a Cutting Speed of 90 smm (surface meters per minute): Diameter: 9.3 mm KeysTRoKe DIsPlay 1. Enter the bit Diameter: 9 . 3 d 2. -
Page 24: Rpm - Turning
RPM – Turning Calculate the Spindle Speed (RPM) needed to turn a piece with a 125 mm Diameter at a recommended Cutting Speed of 200 smm: KeysTRoKe DIsPlay 1. Enter the bit Diameter: 125. 12 5 d 2. Enter the Cutting Speed: 200. -
Page 25: Feed Rate
FEED RATE Feed Rate is the speed of the cutting tool’s movement relative to the workpiece as the tool makes a cut. You can calculate Feed Rate given values for Cutting Feed and RPM (Spindle Speed). If you don’t know the Cutting Feed, you can calculate Feed Rate with Feed per Tooth (Chip Load), Number of Teeth and RPM. -
Page 26: Feed Rate - Based On Feed Per Tooth, Rpm And # Of Teeth
(cont’d) KeysTRoKe DIsPlay 1. Enter the Cutting Feed: . 1c MM/ReV 2. Enter the RPM: 800. 8 00 R 3. Calculate the Feed Rate: feeD 80.0000 MM/MIn * Repeated presses of will toggle through the inputs and outputs, starting with the entered RPM (Spindle Speed). feed Rate –... -
Page 27: Cutting Speed
KeysTRoKe DIsPlay 3. Enter the RPM: 1000. 10 0 0R 4. Calculate the Feed Rate: feeD 500.0000 MM/MIn 1000. MM/ReV * This Cutting Feed is calculated based on the entered Feed/Tooth and Number of Teeth. It, along with RPM, is then used to calculate the Feed Rate. -
Page 28: Cutting Speed - Turning
(cont’d) KeysTRoKe DIsPlay 58.904862 M/MIn * The calculated Cutting Speed is displayed as a rounded, whole number value. displays the stored Cutting Speed value in decimal floating point format. Cutting speed – Turning Calculate the Cutting Speed when turning a 100 mm rod at 300 RPM (Spindle Speed): KeysTRoKe DIsPlay... -
Page 29: Feed Per Tooth (Chip Load)
KeysTRoKe DIsPlay 3. Calculate the Cutting Speed: CUT 25. M/MIn * Repeated presses of will toggle through the inputs and outputs, starting with the entered Diameter. FEED PER TOOTH (CHIP LOAD) Feed per Tooth, or Chip Load, is the thickness of material removed by each cutting surface. -
Page 30: Radial Chip Thinning
(cont’d) KeysTRoKe DIsPlay 1. Enter the Feed Rate: feeD 325. 3 2 5 f MM/MIn 2. Enter the Number of Teeth: TeeTH 3. Enter the Spindle Speed (RPM): 800. 8 00 R 4. Calculate the Feed per Tooth: fPT 0.1016 * Repeated presses of will toggle through the inputs and outputs, starting with the entered Number of Teeth. -
Page 31: Cutting Feed
KeysTRoKe DIsPlay 3. Enter Cut Depth: (RCT) DePTH 2 . 5 g C 4. Calculate the adjusted Feed per Tooth: aDJsT 0.2500 5. Calculate the Radial Chip Thinning Factor: RCTf 1.6667 0.15 CuTTING FEED Cutting Feed is the distance the cutting tool or workpiece advances during one revolution of the spindle, typically measured in millimeters per revolution. -
Page 32: Cutting Feed - Based On Feed Rate And Rpm
(cont’d) KeysTRoKe DIsPlay TeeTH Cutting feed – based on Feed rate and rPM Calculate a Cutting Feed using a 375 millimeter Feed Rate and a Spindle Speed of 800 RPM: KeysTRoKe DIsPlay 1. Enter the Feed Rate: feeD 375. 3 7 5f MM/MIn 2. -
Page 33: Drill Point
KeysTRoKe DIsPlay 1. Enter the hole size: 3_70 3.7000 3.7D MM DRIll sIZe 2. View next larger and next smaller sizes, including U.S. sizes: 3.7338 DRIll sIZe 3.6576 DRIll sIZe 3_60 3.6000 MM DRIll sIZe 9/64 3.5719 DRIll sIZe DRILL POINT The Drill Point function calculates the Drill Point Cut Depth (length) of the stored Drill Size. -
Page 34: Thread Sizing
THREAD SIzING key allows you to enter a Thread Size and then toggle through the various available Thread characteristics, as shown in the tables provided later in this section. When using the key, the first entry is considered the Thread Size (1 mm to 300 mm). After entering the Thread Size, the Pitch is required (less than or equal to 10). -
Page 35: External Thread
Maximum Major Diameter Roll Shank Size Minimum Major Diameter Maximum Pitch Diameter Maximum Minor Diameter Thread Classification With the Machinist Calc Pro you can choose between Internal and External Threads. Thread Type Metric Thread Tolerance Classes Internal external * Default setting... -
Page 36: Thread Size
(cont’d) KeysTRoKe DIsPlay 3. Enter a Tolerance Grade of 6 and toggle through the available Tolerance Positions for the entered Grade: (Thread Class) * Repeated presses of will continue to toggle through the available Tolerance Positions of the specified Grade. Thread size Find the available Internal and External Thread characteristics for a M5 x 0.75 screw with a Tolerance Class of 4H. -
Page 37: Custom Thread Percentage
MInR+ 4.1660 sIZe Custom Thread Percentage The Machinist Calc Pro uses a default Thread Grip Percentage of 75% when calculating Tap Drill sizes. With the custom Percentage Thread function, you can enter a different value to calculate Tap Drill sizes. -
Page 38: Wire Sizes And 3-Wire Measurements
(cont’d) Calculate the Tap Drill Size for a M3.5 x 0.60 screw, then change the Thread Grip Percentage to 50% and calculate the new Tap Drill Size: KeysTRoKe DIsPlay all CleaRed 1. Enter the Thread Size and calculate the Cut Tap and Roll Tap Drill Sizes: 3.5 –... -
Page 39: 3-Wire Measurement - Known Thread Size And Wire Size
KeysTRoKe DIsPlay 1. Enter the Thread Size: 1.6 – 1. 6 m t sIZe 2. Enter the Pitch and store the final Thread Size: THReD 1.6 – 0.35 . 3 5t sIZe 3. Find the Ideal, Maximum and Minimum Wire Sizes: IDeal 0.2021 (Wire Size) -
Page 40: Pitch Diameter - Known 3-Wire Measurement And Wire Size
(cont’d) KeysTRoKe DIsPlay 4. Enter the Wire Size*: (Wire Size) WIRe . 1g f sIZe 5. Find the Minimum 3-Wire Measurement: 3WMIn 1.3069 (3-W Measure) sIZe 6. Find the Maximum 3-Wire Measurement: 3WMaX 1.3699 sIZe 7. Find the Minimum Pitch Diameter: PTCH- 1.3100 sIZe... -
Page 41: Bolt Pattern
Pitch Diameter. BOLT PATTERN With the Machinist Calc Pro, you can determine a Bolt Pattern by entering the Bolt Circle Diameter, the Number of Bolt Holes and the Angle of the first bolt hole (optional). You can also enter an optional Center x and y-coordinate of the Bolt Pattern. -
Page 42: Bolt Pattern
(cont’d) bolt Pattern Calculate the Bolt Pattern for a layout with a 90 mm Diameter, a 20° Start Angle and 3 Bolts. The Center x-coordinate is 250 mm and the center y-coordinate is 380 mm. Note: When determining angles, 0° is at the 3 o’clock position and the rotation goes counterclockwise. -
Page 43: Right Triangle Functions
380. anGle 20.° RIGHT TRIANGLE FuNCTIONS With the Machinist Calc Pro, you can easily solve Right Triangle problems by simply entering two of four variables: Adjacent, Opposite, Hypotenuse or Angle. Right Triangle – based on Adjacent and Opposite Legs Calculate the Hypotenuse, Angle and Adjacent Angle of a right... -
Page 44: Right Triangle - Based On Hypotenuse And Angle
(cont’d) KeysTRoKe DIsPlay 4. Solve for the Angle (A): anGle 53.130102° 5. Solve for the Adjacent Angle (B): aDJ<Ø 36.8699° Right Triangle – based on hypotenuse and Angle Calculate the Adjacent Angle, Adjacent Leg and Opposite Leg of a right triangle with a Hypotenuse of 300 mm and a known Angle of 35.34°: KeysTRoKe DIsPlay... -
Page 45: Circumference And Area - Based On Radius
KeysTRoKe DIsPlay 275. 275d aRea 59395.736 sQ MM CIRC 863.9380 (Radius) 137.5 Circumference and area – based on radius Find the Diameter, Area and Circumference of a circle with a Radius of 85 mm: KeysTRoKe DIsPlay (Radius) 85mgd 170. aRea 22698.007 sQ MM CIRC 534.0708 BASIC D:m:S AND TRIGONOmETRY ExAmPLES... -
Page 46: Time Calculations Using D:m:s
Time Calculations Using D:M:s Add 7 Hours 45 Minutes 33 Seconds to 11 Hours 16 Minutes 20 Seconds: KeysTRoKe DIsPlay DMs 7.45.33° 7.45.33+ DMs 19.01.53° 11.16.20= Trigonometric functions The following drawing and formulas list basic trigonometric formulas, for your reference: 40 mm Given side A and angle a, find: Side C... -
Page 47: Appendix A - U.s. Mode Examples
U.S. units – numeric, letter, and inch drill sizes and numeric and fractional thread classes and sizes. For most Machinist Calc Pro calculations, you can work in U.S. mode by simply changing the Units Preference from metric to U.S. - Page 48 (cont’d) KeysTRoKe DIsPlay 1. Set the calculator to U.S. Mode: g S S S + Us UnITs 2. Enter the Drill Size: 1 / 2 D 0.5000 DRIll sIZe InCH 3. Store as the Diameter: InCH 4. Enter the RPM: 7 5 0 R 750.
- Page 49 KeysTRoKe DIsPlay 2. Enter a Numeric Drill Size: 3 6 D 0.1065 DRIll sIZe InCH 3. Display the next larger available sizes: 2_75 0.1083 MM DRIll sIZe InCH 7/64 0.1094 DRIll sIZe InCH 0.1100 DRIll sIZe InCH letter Drill size entry You can enter letter Drill Sizes by selecting an alphabet character via Alpha Mode ( ) and then storing it using the...
- Page 50 (cont’d) KeysTRoKe DIsPlay 5. Enter order of letter G and enter Alpha Mode: (Alpha) alPHa G 6. Enter as Drill Size: 0.2610 DRIll sIZe InCH Inch Drill size entry Enter hole sizes of 0.3", 1" and 1-19/64". After entering each size, toggle through the available sizes to view the next larger and next smaller sizes.
- Page 51 Note: Entries outside of the ranges mentioned above will result in an Entry Error. U.s. Thread Classes With the Machinist Calc Pro you can choose between Internal and External Threads. Entering a U.S. Thread Size will allow you to choose among U.S. Thread Classes as shown below.
- Page 52 Changing a U.S. Thread Classification KeysTRoKe DIsPlay all CleaReD 1. Set the calculator to U.S. Mode: g S S S + Us UnITs 2. Recall the current Thread Classification: InT 2b (Thread Class) 3. Change to U.S. External Thread Class 2: eXT 2a 4.
- Page 53 KeysTRoKe DIsPlay R-TaP (Roll Tap Drill Size) DRIll sIZe (Close Fit Drill Size) Close DRIll sIZe fRee (Free Fit Drill Size) DRIll sIZe (Min. Internal Pitch Diameter) PTCH- 0.2268 sIZe InCH PTCH+ 0.2311 (Max. Internal Pitch Diameter) sIZe InCH (Min. Internal Minor Diameter) MInR- 0.2110 sIZe...
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Page 54: Appendix B - Default Settings
aPPenDIX b – DEFAULT SETTINGS After a Clear All ( ), your calculator will return to the following settings: sToReD ValUes DefaUlT ValUe Number of Teeth Drill Point Angle 118° Weight per Volume 490 pounds per cubic foot % Thread Thread Classification Metric Threads Internal 6H U.S. -
Page 55: Appendix C - Preference Settings
C – PrEFErENcE SETTINGS The Machinist Calc Pro has Preference Settings that allow you to customize or set desired unit formats and calculations. If you replace your batteries or perform a Full Reset* (press hold down , and press... - Page 56 (cont’d) PRefeRenCe oPTIons – MeTRIC: unitless values stored within 3) Default Unit the Machinist functions are automatically Format assigned the corresponding default Metric units of the selected function. – Us: unitless values stored within Machinist functions are automatically assigned the corresponding default U.S.
- Page 57 PRefeRenCe oPTIons – standard: if units entered are the same – 5) Volume e.g., Feet x Feet x Feet – the answer will remain Answer in this format (Cubic Feet), but if units entered Format are different – e.g., Feet x Feet x Inches – volume answer will be displayed in Cubic Feet.
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Page 58: Appendix D - Care Instructions
aPPenDIX D – cArE INSTrUcTIONS Please follow the guidelines listed in this section for proper care and operation of your calculator. Not following the instructions listed below may result in damage not covered by your warranty. Refer to the WArrANTy section for more details. Do not expose calculator to temperatures outside the operating temperature range of 0ºC –... -
Page 59: Auto Shut-Off
Your calculator is designed to shut itself off after about 8-12 minutes of non-use. BATTERIES The Machinist Calc Pro uses two LR-44 batteries. Should your calculator display become very dim or erratic, replace the batteries. Note: Please use caution when disposing of your old batteries, as they contain hazardous chemicals. -
Page 60: Repair And Return
RePaIR anD ReTURn RETuRN GuIDELINES Please read the Warranty in this User’s Guide to determine if your Calculated Industries product remains under warranty before calling or returning any device for evaluation or repairs. If your product won’t turn on, check the batteries as outlined in the User’s Guide. -
Page 61: Warranty
WaRRanTy Warranty Repair service Calculated Industries (“CI”) warrants this product against defects in materials and workmanship for a period of one (1) year from the date of original consumer purchase. If a defect exists during the warranty period, CI at its option will either repair (using new or remanufactured parts) or replace (with a new or remanufactured calculator) the product at no charge. - Page 62 Software copyrighted and licensed to Calculated Industries by Specialty Calculator Technologies, LLC, 2011. User’s Guide copyrighted by Calculated Industries, Inc., 2011. Machinist Calc™ Pro is a trademark and Calculated Industries® is a registered trademark of Calculated Industries, Inc. © 2011. all RIGHTs ReseRVeD Designed in the U.s.a.
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