DOOR INTERLOCK FUNCTION P-3
3.
A workpiece will fly out if the spindle rotation is
started while the workpiece is not clamped correctly.
4.
A workpiece and/or chuck jaw will fly out if the
cutting tool (turret) is hit against the workpiece due
to programming error.
5.
A workpiece will fly out due to excessively heavy
cutting force or lowered workpiece gripping force of
the chuck caused by centrifugal force.
As described above, a workpiece or a chuck jaw,
disengaged from the chuck due to some reason, flies out
to hit the operator or a person standing near resulting in
serious injury or death.
6.
The operator will be caught or entangled by moving
parts such as turret during axis feed or indexing
motions, resulting in serious injury or death.
7.
The operator or a person standing near the machine
will be splashed with chips and coolant during
machining, resulting in injury or health problems
(particularly if chips or coolant get into the eyes).