OPERATION | 55
According to the clamp pressure of chuck in clamp status, chucking lamp in operation
panel will be operated as follows.
Low pressure ; flickering
The setting of actual pressure in low and high pressure can be adjusted using chucking
pressure change valve that is attached at the front of machine. The setting pressure will
be upped by rotating the knob of valve in CW direction and downed in CCW direction.
In general, the setting pressure is set as follows at shipping. According to the machine
type, setting pressure may be differ.
- Low pressure : 5kgf/cm
2
- High pressure : 20 ~ 25Kgf/cm
2
(2) Operation restrictions in dual chucking according to the setting of MD
According to the setting of MD, operation status of chucking would be changed.
If M-code that changes chucking pressure is commanded,
rotating spindle will stop and be changed into feed hold status.
And alarm 700165 occurs. Alarm 700165 will be cleared by
unclamping in manual. Automatic operation can be restarted after
clamping again.
If M-code that changes chucking pressure is commanded,
rotating spindle isn't stop. And the machine will keep on operation
without stop and any occurrence of alarm.
After ON the machine power, it is possible to command spindle
rotation automatically without M-code command related to
chucking pressure change.
After ON the machine power, if spindle rotation is commanded
automatically without M-code command related to chucking
pressure change, alarm 700060 will occur. After ON the machine
power, surely command once M-code related to chucking
pressure change. After this, spindle rotation can be commanded
normally.
Machine data shown above is set to "0" at shipping.