Mitsubishi Electric Q172DSCPU, Руководство по программированию

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6 - 2
6 CAM FUNCTION
(1) Cam data
(a) Linear cam control
When "0" is set for [Pr.440] Cam No. (150n), the cam data
operates as a straight line with a 100% stroke ratio at the last point.
Cam axis current
value per cycle
Current feed value
t
Cam reference
position
(At 1st cycle)
Cam reference
position
(At 2nd cycle)
Cam reference
position
(At 3rd cycle)
Stroke amount 100%
t
(b) Stroke ratio data format
The stroke ratio data format is defined in equal divisions for one cam cycle
based on the cam resolution, and configured with stroke ratio data from
points within the cam resolution.
Refer to Section 6.2 for setting methods for cam data.
Setting item Setting details Setting range
Default value
(MT Developer2)
Cam No. Set the cam No. 1 to 256: User created cam 1
Cam
resolution Set the number of divisions for one
cam cycle. 256/512/1024/2048/4096/8192/
16384/32768
256
Cam data
starting point
Set the cam data point
corresponding to "Cam axis current
value per cycle = 0".
0 to (Cam resolution - 1) 0
Stroke ratio
data
Set the stroke ratio from the 1st to
the last point.
(The 0th point setting is not required.
It is always 0%.)
-2147483648 to 2147483647
[ 10
-7
%]
(Note-1)
(-214.7483648 to 214.7483647%)
0
(Noet-1): For setting the stroke ratio out of range
±
100% with MT Developer2, check the "Display Advanced
Cam Graph Stroke" by selecting the [Cam Data] on the options screen displayed by the menu bar
[Tools] - [Options].