ATL HEAVY evo

400 - 500 - 550 - 600

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Technical Specifications		400	500	550	600
CNC	Mod.	Fagor (Fanuc / Siemens / Heidenhain)
Height of centres	mm	400	500	550	600
Swing over bed	mm	800	1000	1100	1200
Diametro ammesso sulla slitta	mm	500	680	750	850
Distance between centers	mm	1500... 12000
Bed width	mm	600
Number of guideways	N.	2 (Opt. 3)
Maximum weight of workpiece between centers	Kg	5000 (Opt. 6500)
Spindle bore	mm	130 (Opt. 150 - 280)
Spindle nose	Asa	A2-11
Speed ranges (Automatic)	N.	2
Spindle speed range	rpm	0:1200
Main motor power (S6/S1)	Kw	30 (Opt- 37)
Cross slide travel	mm	500		600
X-Z axis rapid traverse	m/min	9
Tailstock quill diameter	mm	120 (Opt. 200 rotating quill)
Tailstock quill travel	mm	250
Tailstock quill taper	Morse	6

Weigth		400	500	550	600
Weight of the lathe of 3000 mm (D.B.C.)	Kg	11500	11800	12100	12400
Each additional meter	Kg	+1500

NC FAGOR or SIEMENS or FANUC or HEIDENHAIN
Beds – Headstock – Tailstock – Carriages made of cast iron
Monolithic structure
Induction hardened and ground guideways with hardness 50-55 HRC
Spindle line supported by high accuracy bearings
Automatic speed change gear box Baruffaldi with mechanic ratio 1:4
Carriages are sliding on antifriction material
High accuracy ground and certified ballscrews on X & Z (up to DBC 5000 mm); from DBC 6000 mm the longitudinal carriage movement is made by hardened and ground rack with inclined teeth, double pre-charged pinion and n. 2 servomotors
Electric plant with low voltage control panel; it is placed in a suitable airtight cabinet. Make of components is Siemens and/or Schneider
Automatic lubrication controlled by NC
Enclosure with front sliding doors and work area lighting with led lamps
Control programming panel, screen and handwheel mounted on a moving orientable arm (to place it on the best position for operator)
Telescopic protections of cross slides
Safety protections according EC standards
Chip tanks on wheels
Cooling system with electropump.
Safety microswitch (to prevent collision) for X axis, Z axis and tailstock
End-stroke for X/Z axis and tailstock
Steady rest
3 colours lighting
Heat exchanger for oil cooling in the headstock
Powered displacement of tailstock along bed
Portable electronic handwheel
Set of service tools and wrenches – Manual – NC programming manuals – Machine built according to EC standards

Hydraulically or pneumatic operated chucks
Manual self-centering chucks
4-independant jaw chuck
Manual turret
Automatic 4 position turret
Automatic 8/12 position disc turret
Automatic powered disc turret with 8/12 positions
“C” with continuous movement by using the main motor or an independant motor.
“Y” Axis
Hydraulically operated tailstock quill movement
Tailstock with hydraulically operated locking/unlocking of tailstock base long bed
Tailstock with built-in rotating centre Ø 200 mm
Chip conveyor
Hydraulically operated steady rest
Steady rest with larger Ø than standard
Roller support steady for heavy loads
Follow rest
Boring bar support assembled on carriage
Grinding unit
Milling unit
Handwheels placed on carriage like on manual lathes
Air conditioner on electric cabinet
Mist suction system
Tool control probe
Workpiece control probe
3° bottom guideway
Optical pressurized linear scales on X & Z axis

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