Introducing the new 1500MX CNC Mill. In stock and ready to ship in the continental US. Learn more

Loading...

BORING CYCLE (G86)

The G86 cycle is intended for boring. This cycle uses a P number for the number of seconds to dwell.

Program: G86 X~ Y~ Z~ A~ R~ L~ P~

The G86 cycle is as follows:

  • Step 1: Preliminary canned cycle motion.
  • Step 2: Move the Z-axis only at the current feed rate to the Z position.
  • Step 3: Dwell for the P number of seconds.
  • Step 4: Stop the spindle turning.
  • Step 5: Retract the Z-axis at traverse rate to clear Z.
  • Step 6: Restart the spindle in the direction it was going.
  • Step 7: Move the Z-axis only at the current feed rate to the Z position.

TROUBLESHOOTING

It’s an error if:

  • The spindle is not turning before this cycle is executed