L&L LD SERIES

Heavy Duty CNC Boring Lathe LD

Model LD45 LD48
Swing over bed 1120mm 1220mm
Swing over cross slide 750mm 850mm/900mm
Center height 575mm 625mm/650mm
Distance between centers 1200/1700/2200/3200/4200/5200/6200/7200 mm/8200mm 1200/1700/2200/3200/4200/5200/6200/7200 mm/8200mm
Carriage Type Dove tail type Dove tail type
Carriage width 950mm 950mm
Cross slide width 400mm 400mm
Bed width 610mm 610mm
Machine length 6800/7300/7800/8800/9800/10800/11800/12800/13800 mm 6800/7300/7800/8800/9800/10800/11800/12800/13800 mm
Bed way 3 V ways and 1 flat way 3 V ways and 1 flat way
Controller FANUC Oi-TF (std.) FANUC Oi-TF (std.)
Spindle bore Ø153mm Ø205mm Ø230mm Ø255mm Ø305mm Ø405mm Ø540mm Ø153mm Ø205mm Ø230mm Ø255mm Ø305mm Ø405mm Ø540mm
Spindle nose A2-11 A2-15 A2-15 A2-15 A2-10 A2-28 A2-28 A2-11 A2-15 A2-15 A2-15 A2-10 A2-28 A2-28
Spindle speed 9~600rpm 9~450rpm 9~450rpm 9~450rpm 7~400rpm 6~250rpm 5~220rpm 9~600rpm 9~450rpm 9~450rpm 9~450rpm 7~400rpm 6~250rpm 5~220rpm
Spindle center MT#6 MT#6
Turret
Turret mode H4-350,V8-160 (std.) H4-350,V8-160 (std.)
Tool size 32mm 32mm
Tailstock
Quill diameter Ø165mm Ø165mm
Quill stroke 250mm 250mm
Tailstock center MT#6 MT#6
Body movement Motorized Motorized
Quill movement Motorized/ Manual(std.)  By hydraulict(opt.) Motorized/ Manual(std.)  By hydraulict(opt.)
 Feed
X-axis rapid traverse 6000mm/min 6000mm/min
X-axis ballscrew Ø40mm*P5 Ø40mm*P5
X-axis feed range 0.1~3000 mm/min 0.1~3000 mm/min
X-axis stroke 650mm 650mm
X-axis transmitting Ballscrew Ballscrew
Z-axis rapid traverse Between centers 1~5M : 6000mm/min 6~8M : 5000mm/min Between centers 1~5M : 6000mm/min 6~8M : 5000mm/min
Z-axis ballscrew Between centers 1~5M : Ø63mm*P10 6-8M : Ø80mm*P10 Between centers 1~5M : Ø63mm*P10 6-8M : Ø80mm*P10
Z-axis feed range 0.1.3000 mm/min 0.1.3000 mm/min
Z-axis stroke 1000/1500/2000/3000/4000/5000/6000/7000/8000mm 1000/1500/2000/3000/4000/5000/6000/7000/8000mm
Z-axis transmitting Between centers1~3M : Directly by coupling  4~8M : 1:4 precision gear Between centers1~3M : Directly by coupling  4~8M : 1:4 precision gear

 

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