20
6.3 Use for winding operation
The basic setting and connection are the same as those for the unwinding operation described in up to sec-
tion 5. Items particular to the winding operation are described below.
Winding control
• The taper control takes place in normal cases to prevent the material from winding too tight. Refer to
page 28 and after for the taper control.
• The direction of increasing and decreasing tension in the material in acceleration and deceleration be-
comes opposite of that for the unwinding control. Refer to pages 26 and 27 for details.
• For the winding operation, the stall setting value and the new reel preset value when switching two reels
are relatively small due to a small initial diameter. Refer to page 15 and other relevant sections.
• The winding machine or two-reel switch-over winding machine tends to get effect of significant mechan-
ical loss. To minimize the effect of such mechanical loss, mechanical loss setting is recommended for
such machines.
• Use the "CONTL.PART" screen within "SWITCH" on the initial setting screen or the engineer screen to
set or change settings.
6.4 Use for both winding and unwinding operation
When the LE-40MD is not used, there will be no functional differences between the selection of “UNWIND”
(unwinding) and “WIND”(wining) in the LE-40MTB-E. Therefore, for the switch-over type that functions both
as the winder and unwinder, there will be no problem in the winding or unwinding operation.
However, observe the following.
• When using the LE-40MD, see the instruction manual for the LE-40MD.
• The taper control to prevent excessively tight winding is not necessary for the unwinding operation. It
is therefore recommended that the taper ratio be controlled externally. Refer to page 28 and after for
the taper control.
• The inertia compensation in the acceleration and deceleration operation needs to be changed in be-
tween winding and unwinding. Use of gains 1 and 2 is recommended. Refer to pages 26 and 27.
• When performing the taper control with the real diameter over the unwinding operation of the spindle-
less machine, as the taper reel diameter external, input the winding diameter to A12, 3 input terminals.
This allows the taper control to take place on the unwinding side in response to the changes in the reel
diameter. Refer to page 28 and after for the taper control.
1. Setting
C
T L . P A R T
S E L E C T
O
R E E L
R
R O L L
U N W I N D
:
W I N D
:
F E E D
N
Select "WIND"
Содержание LE-40MTB-E
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