CNC LATHES
GTD-44-55 HK CNC
44”- 55” SWING HEAVY DUTY BIG BORE LATHES
- 30 HP Spindle Motor (40 HP optional)
- L6 – 500 RPM Spindle Speeds
- L4 – Automatically Selected Gear Ranges for High Torque
- LA2-11 Spindle with a 6” Bore (9”, 10”, 12” & 15” Spindle Bores Optional)
- LRear Spindle Chuck Mount available to support long workpieces
- LBoring Bar Holder Available for back of Cross Slide
MACHINE SPECIFICATIONS
Capacity & Dimensions
Swing over Bed | 44″ | (1,120 mm) |
Swing over Cross Slide | 27.95″ | (710 mm) |
Distance between centers | 78″ – 236″ | (2,000 – 6,000 mm) |
Bed Width | 32″ | (810 mm) |
Spindle
Spindle Motor Horsepower – up to 160″ bed lengths | 30 HP | (22 kw Fanuc) / (40 HP Optional) |
Spindle Motor Horsepower – 200″ + bed lights | 40 HP | (30 kw) |
Spindle Speeds | 6 – 500 RPM | (6-292 with A2 – 15 & A2 – 20 spindles) |
Spindle speed gear ranges – automatically selected | 4-gear ranges | (infinetely variable speeds in each range) |
Spindle Bore | 6″ | (152 mm) (Optional 9″, 10″ , 12″ & 15″ available) |
Spindle Nose | A2-11 | (Optional A2-15 / A2-20 spindle nose) |
Axis
Cross Slide Travel | 23.62″ | (600 mm) (varies with turret selected) |
X-Axis Ballscrew / Servo Motor | 40 mm | Pitch 5 mm / 4 HP (3 kw) Servo motor |
Z-Axis Ballscrew / Servo Motor | 63 mm | Pitch 10 mm / 5.5 HP (4 kw) Servo motor |
X and Z Axis rapid feed rate | 196″/min | (5,000 mm / min) |
X and Z Axis cutting feed rate | 118″ / min | (3,000 mm / min) |
Minimum input unit | 0.0001″ (0.001 mm = 40 millionth of an inch) |
Tool Turret
Turret Tool Stations | 8 Station tool turret with any mix of ID and OD tools | |
OD Tool Size | 1.25″ x 1.25″ | (32 x 32 mm) |
ID Tool Holder Bore (4 ID Toolholders included) | 1.97″ | (50 mm) (63 mm Optional) |
Tailstock
Engraved with inch/metric quill graduations | ||
Quill Diameter | 7.87″ | (200 mm) |
Quill Stroke | 11.81″ | (300 mm) with 2 speed quill gearing |
Quill Taper | MT-6 | Morse Taper #6 |
Body Movement | Carried by saddle – manual lockdown | |
Optional Hydraulic Tailstock available | Carried by saddle – hydraulic quill & bed lockdown |
Electrical / Hydraulic / Coolant
Cooling System | 1.7 HP (1.275 kw) coolant pump |
Electrical needs – Fanuc 0i-TF, Drives & Motors | 220 vac / ±5% / 3 Phase / 60 Hz |
Warranty – 1 Year Machine | 2 Year FANUC control and drives |
Machines need stable 220 Volts, 3 Phase – Please use appropriate transformers or voltage stabilizers |