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¡¹CONTROL PANEL |
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Vertical feed powered
by double motors High efficiency AC motor for rapid up / down.
Stepping motor for micro downfeed positioning and slow up /
down. Quick digit output feedback by encoder. |
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Display for position
of axis Y to show the present position of spindle. The digit
display is for setting start point, rough grinding volume,
start point for finish grinding(finish rginding volume),
downfeed volume for finish grinding, target point, rise up
point, intermittent spark-out, and spark-out. |
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Cross transverse
travel powered by DC servo motor. Available for step feed and
continuous infeed grinding. The speed for dressing wheel is
adjustable on the panel. | |
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¡¹GRINDING PROCEDURES |
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¡¹SPECIFICATIONS |
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MODEL |
ESG-1228ASD¢º |
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¡õDESCRIPTIONS |
| Table Size |
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305x712mm |
| Max. grinding length |
Longitudinal |
712mm |
| Max. grinding width |
Crosswise |
330mm |
| Max. Distance from table
surface to spindle centerline |
Standard column:630mm; Optional high
column:720mm
|
| Standard magnetic chuck
size |
300x700mm |
| Longitudinal movement of
table |
Max. travel, hydraulic |
760mm |
| Max. travel, manual |
830mm |
| Max. travel, infinitely
variable |
60HZ,5-25m/min,50HZ,5-20m/min |
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|
Auto transverse increment |
1-25mm |
| Auto constant feeding speed |
20-320mm/min |
| Max. auto transverse travel |
350mm |
| Max. manual transverse travel |
380mm
|
| Handwheel per revolution |
5mm |
| Handwheel per graduation |
0.02mm
|
| Wheelhead vertical
infeed | |
Automatic in feed |
0.001-0.05mm |
| Step feed (Jog) |
0.001mm |
| Rapid travel, Approx |
150mm/min |
| Slow travel, Approx. |
6mm/min |
| Handwheel revolution |
1mm |
| Handwheel graduation |
0.005mm |
| Grinding spindle
drive |
Speed |
60HZ,1750R.P.M.;50HZ,1450R.P.M. |
| Power rating |
Standard:5HP; Optional:7 1/2HP,10HP |
| Standard grinding
wheel |
Diameter |
355mm
|
| Width |
50mm |
| Bore |
127mm
|
| Hydraulic motor |
Power rating |
3.0HPx6P |
| Crossfeed motor |
Power rating |
80Wx6P |
| elevating motor |
Power rating |
1/4Wx6P |
| Floor space |
Total space required |
2950x1970x2050mm
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| Weights |
Net weight, Approx. |
3020KGS |
| Gross weight, Approx. |
3520KGS |
| Rated power, Approx |
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8 1/2HP(Spindle
motor:5HP),11HP(Spindle motor:7.5HP),13 1/2HP(Spindle
motor:10HP) |
| Packing dimensions |
L x W x H |
2500x2290x2220mm
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|
NOTE:
1. |
The
manufacturer reserves the right to modify the design,
specifications, mechanisms, etc., to improve the
performances of the machine without notice. All the
specifications shown above are just for
reference. | |
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¡¹GENERAL
FEATURES |
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| 1.COLUMN: |
| Enlarged,
honeycomb-ribbed column especially suitable for
heavy duty
grinding. | |
| 2.CONSTRUCTION: |
| Construction of table, saddle and base is
casted with high grade iron, strongly
ribbed. | |
| 3.SPINDLE: |
| Enlarged
spindle set is supported by four preloaded
precision angular contact Ball bearings & one
NU type Roller bearing for heavy duty.
| |
| 4.SLIDEWAYS: |
| Vertical, cross (double vess) and
longitudinal (one vee &one flat) slideways are
coated with Turcite-B, provides stable movement
and durable
accuracy. | |
| 5.AUTOMATIC CONTINUOUS LUBRICATION
SYSTEM: |
| All slideways and screws are fully oiled by
automatic continuous lubrication system to
eliminate wears on slideways &
screws. | |
| 6.CROSS FEED: |
| Ball screw for cross travel, powered by DC
servo motor. | |
| 7.PROXIMITY
SWITCH: |
| Provide built-in-type (hidden) proximity
switch, features safe and easy
operation. | |
| 8.Table speed
control: |
| Presettable hydraulic table speed control
allows operator to pre-set speed rate, enable to
get same speed rate when engaging hydraulic table
every
time. | | |
Honeycomb-ribbed Column |
Ballscrew For
Crossfeed Movement |
Elevating
Transmission System |
Electrical
Box (ASDII) |
Easily-adjustable Hidden Proximity Switch (Long
And Cross) |
Enlarged
Spindle Set For 1228, 1232, 1236, And 16 Series
|
Presettable
Table Speed Control For 1228~1640 Series
|
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Auto
lubrication system | |
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