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The lathes David are manufacture in
mechanical cast iron, have all the constructive techniques of
the big machine-tools.
All the mechanical workings are executed exclusively in our
company according to national standards and our scrupulosity.
The components used are excellent quality. The machine is very
reliable and have a centesimal precision. By request, it is
equipped by numerous fixtures chosen accurately.It can be
obtained varied mechanical workings. |
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Description: |
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Bed: The bed, in stabilised cast iron and suitably ribbed, provides maximum sturdiness and rigidity for the
unit.
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Headstock: Enbloc, well sized, guaranteeing maximum machining accuracy.
Chuck spindle: The chuck spindle rotates on adjustable TIMKEN taper roller
bearings.
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Drive system: Machine drive is obtained by means of pulleys and
V-belts.
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Workfeed box: Automatic workfeeds (David 202-203) take place by means of steel gears and a lead screw which rotate on self-lubrificating
bushes.
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Carriage: The carriage with apron is well proportioned and slides on dove tail guideways protected by oil scrapers; it is fitted with a self-adjusting jib.Traverses take place by means of a handwheel and rack
gear.
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Saddles: The saddles are sturdy and easy to adjust, equipped with precision screws mounted on ball bearings and with resettable
verniers.
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Tailstock: The adjustable tailstock is also equipped with a resettable vernier and is capable of withstanding very considerable turning and drilling stresses.The quick blocking happens through
lever.
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Every model conforms with the EEC directive n. 89/392.
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The low vcltage 24 V. AC electrical system includes: logic, complete with relays on printed wiring, starting key, pilot light, and emergency mushroom-shaped
button.
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The shaving screen and the carter door are protected by microswitches.
| Height
of centers |
mm
100 |
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Distance between centers |
mm
500 |
| Lathe
bed |
mm
120 |
| Swing
over bed |
mm
200 |
| Swing
over gap |
mm
260 |
| Swing
over carriage |
mm
120 |
| Width
between gap edge and bedplate edge |
mm
60 |
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Spindle diameter |
mm 100 /
125 |
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Spindle hole |
mm 20 /
32 |
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Passage bar |
mm 20 /
32 |
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Spindle taper |
morse
3 |
| Cross
silde travel |
mm
100 |
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Carriage travel |
mm
60 |
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Rotation angle of carriage |
45° +
45° |
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Tailstock sleeve travel |
mm
60 |
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Tailstock sleeve diameter |
mm
25 |
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Tailstock taper |
morse
2 |
| Speeds
range RPM |
n. 7 min.
1° 100 ÷ 1800 |
| HP
motor |
HP
0.75 |
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Overall dimensions |
mm 1000 x 470 x
350 |
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Approximade weight without base |
kg 80 /
85 |
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Issued Accessories: |
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Set of gears
for threading (David 203)
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Electric motor
single or threephase HP 0,75
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Electrical
system 24 V AC with reverser
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Self centering
chuck diameter 100 3+3
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Toolholder
turret with 2 Toolholders
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Fixed
tailstock - Service Spanners
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Operating and
maintenance manual
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Safety guard
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Cardboard
packing
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Special Version
applicable on all models: |
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A - Equipped
with a W20 chuck shaft Schaublin.
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B - Equipped
with a Ø 100 4+4 self-centering chuck.
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C - Equipped
with a Ø 125 3+3 self-centering chuck.
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D - Equipped
with a Ø 125 4+4 self-centering chuck.
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E - Equipped
with a Ø 125 3+3 self-centering chuck, Ø 32 feed bar passage.
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F - Equipped
with a Ø 125 4+4 self-centering chuck, Ø 32 feed bar
passage.
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V - Inverter / motor HP1 / CC control card
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Supplementary
Fixtures |
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Supplementary Fixtures
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Every model conforms with the EEC
directive n. 89/392.
Variations, illustrations, description, measurements and weights are not
binding
and subject to changes without notice. |
