The LL series is a heavy duty CNC lathe ideal for turning long shafts and hollow tubes. The 5 bed way design overcomes the interference between the carriage and steady rest completely.
Model: LL550
Swing over bed: 950 mm
Maximum cutting diameter: Ø550 mm
Center height: 490 mm
Distance between centers: 3000/4000/5000/6000/8000/10000 mm
Carriage type: Box type
Carriage width: 955 mm
Cross slide width: 450 mm
Bed width: 990mm(39")
Machine length: 8355/9355/10355/13355/16350 mm
Bed way: 2 box ways for carriage 1 V way and 2 flat ways for tailstock
Controller: FAGOR 8055-TC (std.) FANUC 0i-TF (opt.)
X-axis servo motor / FAGOR (std.) 5.2KW 16.5Nm
X-axis servo motor / FANUC (opt.): 22Nm(opt.) 3KW 12Nm(std.) 4KW
Z-axis servo motor / FAGOR (std.) 5.7KW 27.3Nm
Z-axis servo motor / FANUC (opt.): 30Nm(opt.) 4KW 22Nm(std.) 7KW
[Headstock]
Spindle motor / FAGOR (std.) 22/33KW 140Nm
Spindle motor / FANUC (opt.): 249Nm(opt.) 22/26KW 140Nm(std.) 30/37KW
Spindle bore Ø153mm (6") Ø230mm (9") Ø305mm (12")
Spindle nose A2-11 A2-15 A2-20
Spindle speed 9~600rpm 9~500rpm 7~400rpm
Spindle center: MT#6
[Turret]
Turret mode: V12-160
Tool size: 32mm(std.) 40mm(opt.)
[Tailstock]
Quill diameter: Ø165mm
Quill stroke: 200mm
Tailstock center: MT#6
Body movement: Motorized (motor through rack and pinion) + gear reducer
Quill movement: Motorized/ by manual(std.) By hydraulic(opt.)
[Feed]
X-axis rapid traverse: 5000mm/min
X-axis ballscrew diameter: Ø40mm*P5
X-axis feed range: 0.1~3000 mm/min
X-axis stroke: 370 mm
X-axis transmitting: Directly by coupling
Z-axis rapid traverse: 5000mm/min
Z-axis ballscrew diameter: Ø80mm*P10
Z-axis feed range: 0.1~3000 mm/min
Z-axis stroke: 3000/4000/5000/6000//8000/10000 mm
Z-axis transmitting / Between centers3~5M Ballscrew rotates through 1:4 planetary gear reducer
Z-axis transmitting / Between centers6~10M Nut rotates through helical gear reducer
[Standard accessories]
Lubrication pump / Spindle: 1/4HP 6.5L/min
Lubrication pump / Carriage: 25W 130cc/min
Coolant pump 3Bar(std.) 15Bar(opt.)
Hydraulic pump: 2HP
Chip removal: Rear chip conveyor + one cart Front and rear chip conveyor + two carts
Guard: Front two doors + rear splash guard (std.) Fully enclosed guard (opt.)
Machine color: Machine body black(RAL9011)+ splash guard and doors white(RAL7047)
[Optional accessories]
[X X/Z-axis linear encoder]
[C-axis system]
[Steady rest]
Steady rest quill diameter: Ø80 mm
Steady rest capacity: Ø100~Ø300, Ø300~Ø500, Ø500~Ø750 mm
[Note: 1. X-axis and Z-axis actual cutting traverse will change when equipped with different turrets. 2. Spindle speed will change according to different motors. 3. Machine length includes the length of chip conveyor. 4. Distance between centers will change based on installing different types of tailstocks.]
