mach3 turn 1.84

Download Mach3 Turn 1.84

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  • 1.A user's guide to installation, configuration and operation

2. Using Mach3Turn or The nurture, care and feeding of the Mach3 controlled CNC Lathe or Borer All queries, comments and suggestions welcomed via support@artofcnc.ca Mach Developers Network (MachDN) is currently hosted at:http://www.machsupport.com 2003/4/5/6 Art Fenerty and John PrenticeFront cover: A vertical borer circa 1914 This manual is for Mach3Turn Release 1.84 3. Contents Contents1. Preface ............................................................................................. 1-1 2. Introducing CNC machining systems............................................ 2-1 2.1 Parts of a machining system ........................................................................................... 2-1 2.2 How Mach3 fits in ........................................................................................................... 2-2 3. An overview of Mach3 Machine Controller software ................... 3-1 3.1 Installation ...................................................................................................................... 3-1 3.1.1 Downloading .................................................................................................................... 3-1 3.1.2 Installing........................................................................................................................... 3-1 3.1.3 The vital re-boot ............................................................................................................... 3-2 3.1.4 Convenient desktop icons.................................................................................................. 3-2 3.1.5 Testing the installation ...................................................................................................... 3-3 3.1.6 DriverTest after a Mach3 crash.......................................................................................... 3-4 3.1.7 Notes for manual driver installation and un-installation...................................................... 3-4 3.2 Screens ............................................................................................................................ 3-4 3.2.1 Types of object on screens ................................................................................................ 3-5 3.2.2 Using buttons and shortcuts............................................................................................... 3-5 3.2.3 Data entry to DRO ............................................................................................................ 3-5 3.3 Jogging ............................................................................................................................ 3-6 3.4 Manual Data Input (MDI) .............................................................................................. 3-7 3.5 Wizards CAM without dedicated CAM software........................................................ 3-8 3.6 Running a G-code program .......................................................................................... 3-10 4. Hardware issues and connecting the machine tool..................... 4-1 4.1 Safety - emphasised......................................................................................................... 4-1 4.2 What Mach3 can control................................................................................................. 4-1 4.3 The EStop control ........................................................................................................... 4-2 4.4 The PC parallel port ....................................................................................................... 4-2 4.4.1 The parallel port and its history ......................................................................................... 4-2 4.4.2 Logic signals..................................................................................................................... 4-3 4.4.3 Electrical noise and expensive smoke ................................................................................ 4-3 4.5 Axis drive options............................................................................................................ 4-4 4.5.1 Steppers and Servos .......................................................................................................... 4-4 4.5.2 Doing Axis drive calculations ........................................................................................... 4-5 4.5.3 How the Step and Dir signals work.................................................................................... 4-7 4.6 Limit and Home switches................................................................................................ 4-7 4.6.1 Strategies.......................................................................................................................... 4-7 4.6.2 The switches..................................................................................................................... 4-8 4.6.3 Where to mount the switches............................................................................................. 4-9 4.6.4 How Mach3 uses shared switches...................................................................................... 4-9 4.6.5 Referencing in action ...................................................................................................... 4-10 4.6.6 Other Home and Limit options and hints ......................................................................... 4-10 4.7 Spindle control .............................................................................................................. 4-10 4.8 Spindle index pulse ....................................................................................................... 4-12 4.9 Coolant .......................................................................................................................... 4-13 Using Mach3Turn iiRev 1.84-A2 4. Contents4.10Manual Pulse Generators ............................................................................................. 4-13 4.11Charge pump - a pulse monitor .................................................................................... 4-13 4.12Other functions ............................................................................................................. 4-13 5. Configuring Mach3 for your machine and drives ......................... 5-1 5.1 A configuration strategy ................................................................................................. 5-1 5.2 Defining the native setup units........................................................................................ 5-1 5.3 Initial configuration of engine and ports ........................................................................ 5-1 5.4 Defining input and output signals that you will use ....................................................... 5-3 5.4.1 Axis and Spindle output signals to be used ........................................................................ 5-3 5.4.2 Input signals to be used ..................................................................................................... 5-4 5.4.3 Emulated input signals ...................................................................................................... 5-5 5.4.4 Output Signals .................................................................................................................. 5-5 5.4.5 Defining MPG and encoder inputs..................................................................................... 5-6 5.4.5.1 Encoders................................................................................................................ 5-6 5.4.5.2 MPGs .................................................................................................................... 5-6 5.4.6 Configuring the spindle..................................................................................................... 5-6 5.4.6.1 Coolant control ...................................................................................................... 5-6 5.4.6.2 Spindle relay control .............................................................................................. 5-7 5.4.6.3 Motor Control ........................................................................................................ 5-7 5.4.6.4 General Parameters ................................................................................................ 5-8 5.4.6.5 Pulley ratios ........................................................................................................... 5-8 5.4.6.6 Special function ..................................................................................................... 5-8 5.4.7 Turn Options tab............................................................................................................... 5-8 5.4.7.1 X Mode ................................................................................................................. 5-8 5.4.7.2 Threading defaults.................................................................................................. 5-9 5.5 Testing............................................................................................................................. 5-9 5.6 Tuning motors............................................................................................................... 5-10 5.6.1 Calculating the steps per unit........................................................................................... 5-11 5.6.1.1 Calculating mechanical drive................................................................................ 5-11 5.6.1.2 Calculating motor steps per revolution.................................................................. 5-11 5.6.1.3 Calculating Mach3 steps per motor revolution ......................