The experts in internal and radius grinding.
Basic Data

The S131 is a radius internal cylindrical grinding machine that is especially suitable for grinding complex workpieces from very hard materials The maximum swing diameter is 300mm (11.7") and the maximum workpiece weight is 100kg (220lbs).

The machine is ideal for the manufacture of drawing dies, especially in the packaging industry, where tungsten carbide and ceramics are primarily processed. The machine has a host of sophisticated technical features such as the revolutionary StuderGuide® guideway system, high-precision axis drives with linear motors, a fully automatic B-axis with direct drive, etc.

Images
Hardware / Software

Hardware:

  • Fully automatic workpiece swivel axis with direct drive and simultaneous interpolation with the X and Z axis. Swiveling range of -60° to +91°
  • Wheelhead can be configured with up to four grinding spindles
  • Frequency-controlled motor grinding spindles for external and internal grinding
  • Precise C axis on the workhead spindle for form and thread grinding
  • C.O.R.E. Panel
  • Portable control unit (PCU) for setting up close to the grinding process
  • Full enclosure with two sliding doors
  • StuderGuide® guideway system with linear drive
  • Granitan® S103 mineral-cast machine base

Software:

  • C.O.R.E. OS operating system
  • Simple operation and programming thanks to StuderSIM
  • StuderSIM programming and simulation software for creating and simulating grinding and dressing programs on the machine control or on an external PC
  • Standardized interfaces for loader and peripheral units
Technical Data
kg / cm
lb / inches

Linear Axes

Max. Travel X 350 mm
Max. Travel Speed X 20'000 mm/min
Max. Travel Z 400 mm
Max. Travel Speed Z 20'000 mm/min

Spindle drive

Max. Spindle Power 15 kW
Max. Number Of Revolutions 120'000 /min
Max. Grinding Wheel Diameter 250 mm
Max. Grinding Wheel Width 25 mm

Swiveling Axes

Swiveling Range B 330 °
Swiveling Range C ∞ °

Workpiece Data

Workpiece Length 300 mm
Workpiece Diameter 300 mm
Max. Workpiece Weight 100 kg
Center Height 150 mm

Linear Axes

Max. Travel X 13.8 inch
Max. Travel Speed X 787 inch/min
Max. Travel Z 15.7 inch
Max. Travel Speed Z 787 inch/min

Spindle drive

Max. Spindle Power 20 hp
Max. Number Of Revolutions 120'000 rpm
Max. Grinding Wheel Diameter 10 inch
Max. Grinding Wheel Width 1 inch

Swiveling Axes

Swiveling Range B 330 deg
Swiveling Range C ∞ deg

Workpiece Data

Workpiece Length 11.8 inch
Workpiece Diameter 11.8 inch
Max. Workpiece Weight 220 lbs
Center Height 5.9 inch
Downloads
pdf, 10 MB
Product brochure S131 Radius
S131 - The experts in internal and radius grinding.
Download
pdf, 615 KB
StuderControl
Automatic control measurements directly on the machine
Download
pdf, 924 KB
STUDER roboLoad
For radius internal cylindrical grinding machines
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Videos
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