440
TECHNICAL REFERENCE
June 1999
96-8000
When a tool change operation is performed, the following sequence of events occurs:
1) Z axis moves up to machine zero,
2) If the spindle is turning, it is commanded to stop; coolant stopped,
3) Spindle oriented to Tool Changer,
4) Turn TSC pump off, (optional)
5) Turn purge on and off (optional)
6) Pre-charge is on (40 taper spindle only),
7) Shuttle moves in to receive tool,
8) Tool unclamps,
9) Z axis moves up,
10) Tool Changer rotates,
11) Z axis moves down,
12) Tool clamps,
13) Pre-charge off (40 taper spindle only),
14) Shuttle moves out.