HOLROYD 3EX-R

HOLROYD 3EX-R

This 4-axis Holroyd 3EX-R CNC rotor profile milling machine was manufactured in 1999. It features a maximum workpiece diameter of approximately 350 mm and a length capacity of 1,550 mm, making it suitable for high-precision rotor and shaft machining. If you are looking to get high-quality milling capabilities, consider the Holroyd 3EX-R machine we have for sale. Contact us for further details regarding this machine.

• Machine Type: Holroyd 3EX-R CNC Rotor Production Centre
• Maximum Work Diameter: 350 mm
• Minimum Work Diameter: 100 mm
• Maximum Length (Workspindle Chuck to Tailstock Centre): 1550 mm
• Maximum Travel of Workhead Gearbox: 1160 mm
• Maximum Length (Workspindle Nose to Cutter Spindle Centre-line): 1363 mm
• Minimum Distance (Workspindle Nose to Cutter Spindle Centre-line): 203 mm
• Maximum Distance (Workspindle Centre-line to Cutter Spindle Centre-line): 460 mm
• Minimum Distance (Workspindle Centre-line to Cutter Spindle Centre-line): 160 mm
• Range of Leads: 10-2000 mm
• Range of Feedrates (along the helix): 25-1000 mm/min
• Rapid Traverse Rate (traverse): 10,000 mm/min
• Rapid Traverse Rate (infeed): 4,000 mm/min
• Workhead Spindle Speed: 0.5-5 RPM
• Tailstock Quill Stroke: 150 mm
• Range of Cutter Spindle Speeds: 50-500 RPM
• Maximum Diameter of Cutter: 400 mm
• Recommended Diameter of Cutter: 250 mm
• Maximum Width of Cutter: 160 mm
• Cutter Spindle Interface: ISO 50 Type 'B' ("ANSI")
• Angle Setting of Cutter Spindle from Horizontal: $0\pm55^{\circ}$
• Infeed Position Repeatability: 0.005 mm
• Divide Accuracy of Machine (on 250 dia): 0.010 mm
• Lead Accuracy of Machine (in 300mm): 0.010 mm
• Cutter Drive Motor Power: 63 KW (1500-2500 RPM)
• Approximate Weight (Machine Only): 13,000 kg
• Approximate Floor Space: $7,700 \times 6,670$ mm
• Electrical Supply: 3 phase A.C. (variation no more than +/- 6% from nominal)
• Included Features: Climb milling, Multi-pass milling cycle, Taper cutting, Tungsten carbide cutter equipment, Hydraulic tailstock, Recirculating Filtermist Unit, Automatic lubrication system, Calibrated recirculating ball lead screws, Machine lighting, Air-conditioned control cabinet
• CNC Control: Holroyd designed closed loop system with 3.5" disc storage and automatic diagnostics
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