Acer Supra 818PD, Operation Manual

Page: 63 / 238

818~2040PD
9
2F
RIGHT SIDE AUTOMATIC
FEED SLOT GRINDING
1: When the 4A lamp lights on, following motions can be
performed:
1. Hydraulic drive longitudinal feed by using key
(24).
2. Spindle drive by using key (22).
3. Cross movement by handwheel.
4. The key (7) is used for controlling slow raising.
5. Intermittent downfeed is controlled by key (10).
2-1: When the 3A lamp lights on, following motions can
be performed:
1. Hydraulic drive longitudinal feed by using key
(24).
2. Spindle drive by using key (22).
3. Automatic downfeed grinding and spark out
grinding. (It performs downfeed motion at the
right fixed position, and performs coarse and fine
grinding according to the values shown on the
display 34 (coarse grinding) and display 35 (fine
grinding). When the current value shown on the
display (33) reaches the setting value shown on
the display (40), the machine will perform several
times of spark out grinding according to the value
shown on the display (37). After automatic
grinding is finished, stop the hydraulic system,
spindle running and cooling system, etc. The
spindle may raise or not according to setting the
selection key (38). After automatic grinding, the
spindle may raise to a fixed position according to
the value set by the display (41).
4. Once the downfeed amount reaches the value
shown on the display (43), the machine will
perform intermittent spark out grinding according
to the value shown on the display (36).
2-2: Other auxiliary control:
4. The key (7) is used for controlling slow raising.
5. The keys (9 & 10) are used for intermittent
downfeed.
2G
DOUBLE SIDE AUTOMATIC
FEED SLOT GRINDING
1: When the 4A lamp lights on, following motions can be
performed:
1. Hydraulic drive longitudinal feed by using key
(24).
2. Spindle drive by using key (22).
3. Cross movement by handwheel.
4. The key (7) is used for controlling slow raising.
5. Intermittent downfeed is controlled by key (9 &
10).
2-1: When the 3A lamp lights on, following motions can
be performed:
1. Hydraulic drive longitudinal feed by using key
(24).
2. Spindle drive by using key (22).
3. Automatic downfeed grinding and spark out
grinding. (It performs downfeed motion at the
right fixed position, and performs coarse and fine
grinding according to the values shown on the
display 34 (coarse grinding) and display 35 (fine
grinding). When the current value shown on the
display (33) reaches the setting value shown on
the display (40), the machine will perform several
times of spark out grinding according to the value