High-Speed Control Adjustments - YASKAWA UAK series User Manual

9 Adjustments
9.6

High-speed Control Adjustments

After performing advanced autotuning or one-parameter tuning, servo tuning can be performed according to
machine operation to enable high-speed, high-precision machine operation.
The procedure is described here.
1.
Select the control functions according to the machine operation.
Select the control functions to use based on the following table.
Cutting operation
High-speed feeding
operation
Spindle axis
operation
2.
Set Machine tool function (23C8h:1)* and the related parameters.
Refer to the following table to make the required settings for Machine tool function and the parameters.
∗ For details, refer to
ence (manual no. SIEP S800000 95).
Operation
operation
High-speed
operation
Spindle axis
operation
• Related Parameters
9-46
Operation Mode Required Operations
High-precision cutting
Machine vibration sup-
pression
Changing the gain
Σ
-V-SD series User's Manual For Command Profile EtherCAT (CoE) Communications Refer-
Machine Tool Function
Bit5 Bit4
Mode
Operation
Mode
Cutting
0
feeding
1
2
Parameter (Index Number)
n. 0
[Factory setting]
n. 1
Pn070
n. 0
(2030h:5)
[Factory setting]
n. 1
n. 0
[Factory setting]
Pn071.0
(2030h:6) n. 1
n. 2
Control Functions That Are Used
Predictive control and quadrant projection
compensation
Internal speed feedforward control and model
following control
Gain selection
Bit1 Bit0 Pn070.0
Predictive
Gain
Selection
Control
Compensation
0
0
Gain bank 0
(Fixed)
1
1
Gain bank 1
–
(Fixed)
Select gain
bank from –
0 to 3.
Function
Disables predictive function.
Enables predictive function.
Disables quadrant projection
compensation function.
Enables quadrant projection
compensation function.
No function
Uses internal speed FF function.
Uses model following control function.
Control Function
Pn070.1 Pn071.0
Internal speed
Quadrant
feedforward
Projection
control and model
following control
0 –
1 –
0 –
1 –
– 0 or 1 or 2
– –
When Enabled
After restart
After restart
Remark
Cannot use
internal speed
feedforward
control func-
tion.
–
Cannot use
internal speed
feedforward
control func-
tion.
Classification
Setup
Setup