UPG 500 CNC

The Ultra-Precision Grinding Machine UPG 500 CNC was especially designed for processing of high-end optics up to diameter 500 mm. Whether spheres, aspheres, or freeform surfaces, the UPG 500 CNC offers highest precision grinding (all axes mounted hydrostatically).

Precision optics
CNC
Grinding
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Highlights

  • The Ultra-Precision Grinding Machine UPG 500 CNC was especially designed for processing of high-end optics up to diameter 500 mm
  • Whether spheres, aspheres, or freeform surfaces, the UPG 500 CNC offers highest precision grinding (all axes mounted hydrostatically) combined with integrated high precision measuring technology (as an option)
  • This compact and high efficient design allows an optimal production of all important future parts in area of ASTRO-Optics, EUV-Optics and aerospace technology
  • Machine base made of granite for highest rigidity
  • 4 CNC-Axes for maximum flexibility
  • Hydrostatic guide ways
  • High dynamic digital servo drives with two primary parts in all axes
  • Ultra precise laserscales in all axes
  • Grinding spindle for reception of the periphery wheel (form tool) pre-grinding at contour draw. Arrangement of the grinding spindle 30° to the horizontal direction
  • Siemens Sinumerik One controller with OptoTech user interface

Process characteristics

Grinding Cycles: Periphery grinding in spiral- or- raster mode of spherical, aspherical and free form surfaces

Dressing Cycles: Dressing cycle for form tools for fine grinding

Options

  • Integrated measuring technology
  • Grinding tools
  • Different clamping systems
  • Coolant tanks
  • Precision chilling system for cooling the axe- and spindle drives and the hydraulic aggregate 
  • Hydraulic aggregate to supply the hydrostatic guide ways
UPG 500 CNC
Application

OptoTech 4-Axis Ultra-Precision Processing Centre

Working Range Diameter0 mm - 500 mm
Working Range Workpiece Height0 mm - 252 mm
Travel C0 ° - 360 °
Travel X-250 mm - 250 mm
Travel Y-270 mm - 240 mm
Travel Z0 mm - 300 mm
Amount of Axes4 (X, Y, Z, C)
ControlSiemens Sinumerik 840 Digital Solution Line
Free Periphery Diametermax. 500 mm
Tool Diameter60 - 150 mm
Tool SpindleSpeed: 3500 – 13000 rpm; Drive: Build-in Synchromotor
Workpiece SpindleSpeed: 0 - 350 rpm; Drive: Torque Drive; Interface: Flange (Different Chucks / Clamping Systems available as an option)
Vacuum-0.7 bar
Air Pressure Requirement8 bar
Power Requirement (others on request)40 kVA
DimensionsWidth: 3325 mm, Height: 2960 mm, Depth: 3550 mm
Weight (approx.)15500 kg
DisclaimerAll data are subject to change without notice. Please verify details with OptoTech.


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