CNC MILLS
GMV-4 CNC
12” X 54” 40-TAPER HEAVY DUTY CNC PLUS MILL
- Full Manual & CNC Capability
- Ideal for R&D Toolroom shops
- Easy to use CNC Control
- Precision Ball Screws
- Rugged Meehanite castings with high density cast iron
- Hardened & Ground Table ways
MACHINE SPECIFICATIONS
Table
Table Size (W x L) | 12″ x 54″ | (254 x 1,372 mm) |
Table Travel with CNC Control | 33.5″ | (850 mm) |
Travel Capacity | 1,200 lbs | |
T-Slot Width (3 T-Slots) | 5/8″ T-Slots with ground reference edges (15.9 mm wide) |
MACHINE TRAVELS & CAPACITY
Table Travel – X Axis | 34.75″ | |
Cross Travel – Y Axis | 14″ | |
Knee Travel | 16″ | (406 mm) |
Ram Travel | 17.7″ | (450 mm) |
Spindle Nose-to-Table Surface Travel | 2″ – 18″ | (50 – 457 mm) |
Ballscrew ground pitch (X & Y) | 0.2″ per rev. | |
Adjustable scale ring resolution | 0.001″ | (0.0254 mm) |
SLIDE WAYS
Hardened & Grounded Meehanite® Processed Cast Iron | |
Longitudinal Table – Z Axis | Hardened & Ground Dovetail Ways |
Cross Slide to Knee – Y Axis | Hardened & Ground Square Box Ways |
Knee to Column | Hardened & Ground Square Box Ways |
SPINDLE HEAD
Head Tilt (Left-to-Right) | 90° – 0 – 90° |
Head Tilt (Front-to-Back / Up-Down) | 45° – 0 – 45° |
Head Swivel | 360° |
Spindle Motor | 5 HP / 3 Phase 208 – 240 vac |
Spindle Taper | NMTB #40 N.S. Taper |
Spindle Runout | 0.0002″ maximum runout (0.005 mm) |
Spindle Bearings | Fafnir ABEC-7 Matched set of Class-7 Bearings |
Variable Speed Drive – Dual Range | 80 – 520 RPM (low-range) / 600 – 4,000 RPM (high-range) |
Note: 5,000 RPM Electronic Variable-Speed Spindle |
QUILL
Quill Travel – CNC Z-Axis | 5″ (127 mm) Manual & Power Feed w/o 3rd CNC Axis |
Quill feeds (per rev.) with Trip Release – Inch | 0.0015″ / 0.003″ / 0.006″ |
Quill feeds (per rev.) with Trip Release – Metric | 0.04 mm / 0.08 mm / 0.16 mm |
Quill Diameter | 4.13″ (105 mm) |
DIMENSIONS & WEIGHT
Power Requirements 3 Phase | 208 – 220 vac ±5% @ 22 amps (440 vac optional) / | |
Coolant Capacity | 11 Gallons | (41 Liters) |
Machine Weight | 1,600 kgs |