HSMC1

HSMC2

High-Speed Machining Center #2 (HSMC2)

HSMC2 in August 2010 shortly after completion of installation. Visible are the blue main tower (center) and the headstock / tailstock on either side.

Machine Type

• Ingersoll Horizontal Milling Machine, PowerMill 4.0 with a two-axis milling head, a horizontal rotary table, and headstock / tailstock.

Capacity

• Headstock/Tailstock with maximum swing of 18 feet
• 20’ Diameter Rotary Table

Features

• X axis (longitudinal travel of the column): driven by rack and double preloaded pinions
• Y axis (vertical travel of head saddle): driven by two ballscrews with double preloaded nut
• Z axis (ram): driven by ballscrew with double preloaded nut
• A & C axis: tilting and rotation of 2 axes head
• Milling head with variable frequency motorspindle and digital drive
• Digital drives for all axes
• Feedback by Heidenhain linear scales: resolution of .001 mm (.00004")
• 40 positions tool magazine
• Automatic central lubrication unit
• Laser tool probe
• Part probe
• Siemens 840D controller

Spindle Data

• Two axis head for aluminum and composite materials
• 80 kW (108 HP) -- 24,000 RPM high speed spindle
• Tool Taper HSK 63 B
• Tool Clamping Force 1,800 daN 3,960 lbs
• Spindle Speed 500 – 24,000 RPM
• Maximum Spindle Power available from 12,000 RPM: 80 kW (108 HP)
• Maximum Spindle Torque up to 12,000 RPM: 63.7 Nm (45.9 ft.lbs)
  
  

Image left: In May 2010, NCAM staff members Mark Lotz and John Alt check installation progress of the rotary table in the HSMC2 pit.