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CNC Router Procedures
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== Work Holding == TBD presently ( situation is evolving). == Power UP == *Power up CNC computer **Ensure Mach3 is running *Plug in main power cord for machine *Release E-stop *Press 'RESET' in Mach3 *Press 'Ref All Home' **Machine will move up in Z, left in X, towards operator in Y, in that order *Ref [[#Tool_Change]] *Jog machine in X & Y to starting position [Note: TAB key brings up jog window in Mach3] **Press "Zero X" **Press "Zero Y" *Jog machine down in Z to touch off cutter to either "Material surface" or "Machine bed" as user defined in VCarve *Press "Zero Z" *Load G-Code into Mach3 *Turn on dust collector *Press "Cycle Start" == Recovery from E-stop or fault == * Record the G-code line number of the last executed line from the G-code display * Reset the E-stop switch by rotating the red knob clockwise * On the PC, click on the flashing red "Reset" button * Jog the Z axis '''up''' to clear material * At the "set next line" enter a number before the last executed line: 5 lines earlier is suggested but it can depend on the exact G-code commands, it is best to pick a line where the bit is raised out of the work. * Click "Run from here", confirming that the line number you entered is where it will start * Click "Cycle Start" * Mach 3 should then run a check, displaying the X, Y and Z coordinates of the chosen G-code line on a popup entitled "Preparation Position" * Click "OK" on the popup if the values are correct * The spindle should start, and the cutting tool should move to the displayed position * If all is good, click "Cycle Start" * The job should continue == Power DOWN == *Remove material from bed surface **Pull out any nails/screws left behind **Vacuum up all remaining dust *Press E-Stop *Remove collet nut and cutter from spindle **Place in CNC tools bin ***Return bin to drawer under computer *Unplug main power cord *Close Mach3 *Shutdown/Power-off computer == Tool Change == *Jog Z-axis up *Press E-Stop *Remove collet nut, collet, cutter from spindle *Select appropriate new cutter **Select appropriate collet to match cutter shank diameter ***Ref: [[CNC_Router_Collets]] *Install collet in collet nut *Loosely install collet nut/collet in spindle *Insert new cutter leaving enough stickout clearance for thickness of work material *Tighten using 2 wrenches in CNC tools bin **Excessive tightening is not needed *Release E-stop *Press "RESET" in Mach3 *Jog machine down in Z to touch off cutter to either "Material surface" or "Machine bed" as user defined in VCarve **May need to jog in X & Y first *Press "Zero Z" '''NOT X OR Y''' *Jog up in Z above material [[Category:CNC Router]]
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