 "MANU"
Heavy Duty Model DG 40 (Cap : 3mm to 40 mm) & Model DG 50 (Cap
: 5mm to 50 mm), Drill Grinders for precision grinding and sharpening
of all shank type of cutting tools like std. Drills, slot drills,
core drills, counter shank drills, multi-step drills, taps etc.
used in Machine shops. It can quickly grind conventional points
completely in one operation giving repeatable results. The Precision
6 Jaw, self centerting chuck takes drills from 3mm to 40 mm dia
in Model DG 40 & 5 mm to 50 mm dia in Model DG 50. The main
chuck spindle incorporate a frictionless linear bearings having
spring loaded precision imported roller thrust bearings on both
sides for smooth operation of the workhead for long period. As the
drills rotates, both the lips are ground in one operation uniformly
producing the correct cutting angle and precision point. The work-head
is fitted on a robust compound slide. The specially designed 1 H.P.,
3 Phase, 440 V., AC, Electric Motor has three heavy duty ball bearings
with dynamically balanced rotor for smooth and vibration-free grinding
finish for long life. The point angle can be varied from 40 degree
to 180 degree by locking swivelling work-head at the required angle.
The clearance angle can be changed by adjusting the back plate of
chuck by the control arm, which automatically changes the cam effect.
For web thinning, a separate disc wheel is provided behind the standard
wheel for point thinning immediately after the point grinding without
removing drill, eliminating the flute milling error resulting in
an accurate ground drill point. The machine is supplied with a cam
suitable for RH Drills. Extra accessories such as special cam for
180 degree flat bottom drill grinding, cam for grinding pilot drill
of any angle, 4 flute tap & core drill grinding cam. Machine
lamp and coolant pump with tank can be supplied on request at an
extra cost, if ordered with the machine.
| SPECIFICATION |
DG-40 |
DG-50 |
| Capacity |
3
mm to 40 mm |
5
mm to 50 mm |
| Point
Angles |
40°
to 180° |
40°
to 180° |
| Chuck |
6
Jaw Precision |
6
Jaw Precision |
| Grinding
Head Motor |
0.75
kW (HP), 2800 RPM |
0.75
kW (HP), 2800 RPM |
| Power
Supply |
440
VAC, 3 PH, 50 Cys. AC Supply (230 V, 1 PH, 50 Cys. AC can
be supplied on request) |
440
VAC, 3 PH, 50 Cys. AC Supply (230 V, 1 PH, 50 Cys. AC can
be supplied on request) |
| Grinding
Wheel Cup Type |
200mmx
32mm x 32mm |
200mmx
38mm x 32mm |
| Web
Thinning Wheel Disc Type |
174
mm x 32 mm Bore Grade A- 46 |
174
mm x 32 mm Bore Grade A- 46 |
| Dimensions
(wxbxh) |
900mmx750mmx1250mm |
900mmx750mmx1250mm |
| Weight |
Nett
: 160 kg. Approx |
Nett
: 170 kg. Approx |
*
This Specifications are subject to change due to
continuous development in Design |
|
