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7.5
Dual chucking (option)
According to the requirement, when chuck is clamped, the pressure can be changed in 2
levels.
(1)
Command method
By commanding M-code, the pressure when chuck is clamped or unclamped can be
changed. However, dual chucking operation in different system cannot be executed.
Change pressure from
(Command M66)
Start to change the chuck
pressure to Low
Is the time elapsed
set in MD 14510[12]
after commanding?
Unclamp chuck
Chucing pressure is
changed into Low
Commanded M-code will be finished after time set in machine data listed below elapsed,
and then automatic command can be executed.
MD14510[12] (Setting unit : 100msec)
MD14510[12] is set to 30 (3 sec) if special adjustment isn't required at shipping.
In case of change pressure from high to low, the pressure is not changed instantly after
commanding M-code. Surely unclamp chuck once and clamp chuck, then the pressure
will be changed into low.
54 | Part 2
High to Low
NO
YES
YES
Finish M66
Clamp chuck
Change pressure from
Low to High
(Command M67)
Start to change the chuck
pressure to High
Is the time elapsed
set in MD 14510[12]
after commanding?
YES
Chucking pressure is
changed into High
Finish M67
Chucking pressure can
be changed in 2 level,
and changed by M-
code listed below.
M66 ;
Main Chuck
NO
Low pressure
M67 ;
Main chuck
High pressure
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