SR-20R IV

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THE ADVANTAGES
The SR-20R IV CNC sliding head lathe is the latest development of the tried and tested "SR-20" series.

In addition to the innovative characteristics of the SR-20R III, the SR-20R IV has an extra B axis and Y axis on the rear side.

8 backworking tools allow more possibilities for overlapped machining.

• FANUC 31i-B5 control system
• C-axis control as standard on main and sub spindle
• completely independent backworking
• changeable from sliding head to fixed headstock lathe
• movable control panel
• 2 additional deep drilling stations
• B axis for front and rear side on the tool post

KINEMATICS & TOOLS
• 7 turning tools
• front and rear side each with 4 drilling tools
• 8 + α power-driven tools on the tool post
• 11 + α power-driven tools for backworking
• 2 deep hole drilling stations
• 8 axes type A / 9 axes type B

Technical Data

  • SPECIFICATIONS
  • Diameter20 mm / 23 mm (option)
  • Length205 mm / 50 mm (fixed headstock lathe)
  • C axisMain spindle
  • C axisSub spindle
  • KINEMATICS OF THE SR-20R IV
  • FRONT SIDE
  • Number of axes8 (Type A), 9 (Type B)
  • Main spindle (headstock)Z1 / C1 axis
  • Tool postX1 / Y1 axis (Type A), X1 / Y1 / B axis (Type B)
  • Max. machining diameter20 mm / 23 mm (option)
  • Max. headstock stroke (sliding head / fixed headstock lathe)205 mm / 50 mm
  • Max. drive power3.7 kW
  • Max. main spindle speed10,000 rpm
  • Tools on the tool post
  • Turning tools7 tools (□ 12mm)
  • Drilling tools (4-spindle sleeve holder)4 tools (ER16)
  • Cross driven tools 5 tools (ER16)
  • B axis (e.g. for skewed hole machining)3 tools (ER16) main spindle, 3 tools (ER16) rear side
  • Max. speed8,000 rpm
  • Drive power2.2 kW
  • Tools for front drilling unit
  • Number of tools2 tools
  • SleeveØ 22 mm
  • Max. drilling depth115 mm