Mitsubishi MR-JE-100A, Instruction Manual

Page: 127 / 396

4. HOW TO USE THE POINT TABLE
4 - 54
4.4.5 Stopper type home position return
For the stopper type home position return, the home position is set where the workpiece is pressed against
the stopper of the machine by using the JOG operation, the manual pulse generator operation, or others.
(1) Device/parameter
Set input devices and parameters as follows.
Item Device/parameter to be used Setting
Home position return mode
selection
MD0 (Operation mode selection 1) Switch on MD0.
DI0 (Point table No. selection 1) to
DI4 (Point table No. selection 5)
Switch off DI0 to DI4.
Stopper type home position
return
[Pr. PT04] _ _ _ 3: Select the stopper type.
Home position return
direction
[Pr. PT04]
Refer to section 4.4.1 (2) to select the home
position return direction.
Home position return speed [Pr. PT05]
Set the rotation speed until the workpiece is
pressed against the mechanical stopper.
Stopper time [Pr. PT10]
Set the time from when the home position
data is obtained after the workpiece is
pressed against the stopper until when ZP
(home position return completion) is
outputted.
Stopper type home position
return torque limit value
[Pr. PT11]
Set the servo motor torque limit value when
executing the stopper type home position
return.
Acceleration time constant of
home position return
Point table No. 1
The acceleration/deceleration time constant
of point table No. 1. is used.
Home position return position
data
[Pr. PT08]
Set the current position when the home
position return is complete.