Precision Parallel Lathe
The lathes David are made of mechanical cast iron, they 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 it has a centesimal precision. By request, it is equipped with numerous fixtures chosen accurately. You can obtain many mechanical workings.
MOD. DAVID 202 with 2 automatic longitudinal feeds (No thread).
A - Equipped with a W20 chuck shaft Schaublin.
B - Equipped with a Ø 100 4+4 high precision self-centering chuck.
C - Equipped with a Ø 125 3+3 high precision self-centering chuck.
D - Equipped with a Ø 125 4+4 high precision self-centering chuck.
E - Equipped with a Ø 125 3+3 high precision self-centering chuck, Ø 32 feed bar passage.
F - Equipped with a Ø 125 4+4 high precision self-centering chuck, Ø 32 feed bar passage.
Set of gears for threading (only David 203 Norton)
High precision self centering chuck diameter 100 3+3
Toolholder turret with 2 Toolholders
Fixed tailstock
Service Spanners
Operating and maintenance manual
Safety guard
Cardboard packing
• Bed: The bed, in stabilised cast iron and suitably ribbed, provides maximum sturdiness and rigidity for the unit.
• Headstock: Enbloc, well sized, guaranteeing maximum machining accuracy.
Chuck spindle: The chuck spindle rotates on adjustable TIMKEN taper roller bearings.
• Drive system: Machine drive is obtained by means of pulleys and V-belts.
• Workfeed box: Automatic workfeeds (David 202-203) take place by means of steel gears and a lead screw which rotate on self-lubrificating bushes.
• 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.
• Saddles: The saddles are sturdy and easy to adjust, equipped with precision screws mounted on ball bearings and with resettable verniers.
• 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.
CERIANI S.n.c
Via Martini 629/651
46030 Sustinente (Mantova) Italy
P.IVA 01410270209
Tel. +39 0386 43200
Fax. +39 0386 437145
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