SB-20R Type G CNC Swiss-type Automatic Lathe

The SB-20R Type G offers a wide range of machining operations that is made possible with the unique Guide Bush/Non-Guide Bush switching function.

  • Maximum machining diameter 20mm
  • Flexible tooling layouts allow for endless variations of complex machining
  • 4 types of tool posts available from which to select the tooling layout most suited to the required machining applications
  • Maximum tooling variations yield performance that meets manufacturing needs across multiple industries
  • Flexible tooling layouts include the ability to combine the selection of tool post and cartridge unit
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Max. Machining Diameter

ø20mm (25/32in)

Max. Headstock Stroke

G. B. TYPE
205mm (8in)

NON G. B. TYPE
Bar diameter × 2.5 (max. 50mm) (max. 1-31/32in)

Number of Turning Tools

6 tools (ø12mm) / 7 tools (ø10mm)

4-Spindle Sleeve Holder

NUMBER OF TOOLS
Front: 4 tools / Rear : 4 tools

MAX. DRILLING CAPABILITY
ø12mm (1/2in)

MAX. TAPPING CAPABILITY
M10 × P1.5

Power-Driven Attachment – 4-SPINDLE CROSS DRILLING UNIT

NUMBER OF TOOLS
Cross Power Driven Att.: 4 tools (ER 16)

MAX. DRILLING CAPABILITY
ER 16: ø7mm(9/32in)

MAX. TAPPING CAPABILITY
ER 16: M6×P1.0

SPINDLE SPEED
ER 16: max.6,000min-1

DRIVE MOTOR
1.0kW (continuous) / 1.2kW (5min./30%ED)

Power-Driven Attachment – 5-SPINDLE CROSS DRILLING UNIT

NUMBER OF TOOLS
Cross Power Driven Att.: 5 tools (ER 11)

MAX. DRILLING CAPABILITY
ER 11: ø5mm (3/16in)

MAX. TAPPING CAPABILITY
ER 11: M5×P0.8

SPINDLE SPEED
ER 11: max.10,000min-1

DRIVE MOTOR
1.0kW (continuous) / 1.2kW (5min./30%ED)

Power-Driven Attachment – CARTRIDGE TYPE CROSS DRILLING UNIT

NUMBER OF TOOLS
Cross Power Driven Att. : 2 tools (ER 11)
Cartridge type: 3 Pos

MAX. DRILLING CAPABILITY
ER 16: 5-Spindle & 5-Spindle High Speed: ø7mm (9/32in)
ER 11: 5-Spindle: ø6mm; 5-Spindle High Speed: ø5mm

MAX. TAPPING CAPABILITY
ER 16: M6×P1.0
ER 11: M5×P0.8

SPINDLE SPEED
ER 16: max. 6,000 min-1
ER 11: 5-Spindle: max. 8,000 min-1; 5-Spindle High Speed: max. 10,000 min-1

DRIVE MOTOR
1.0kw (continuous) / 1.2kw (5min./30%ED)

Rapid Feed Rate

35m/min (X1,Y1,Z1,X2,Z2)

Main Spindle Indexing Angle

C-axis control

Main Spindle Speed

max. 10,000min-1

Main Spindle Motor

2.2kw (continuous) / 3.7kw (10min./25%ED)

Coolant Tank Capacity

180ℓ

Dimensions (W × D × H)

2,070 × 1,177 × 1,760mm
Center Height – 1,060mm

Weight

1,750kg

Power Consumption

3.7KVA

  1. CNC unit Fanuc 0i-TD
  2. Operation panel 8.4” color LCD display
  3. Pneumatic unit
  4. Automatic centralized lubrication unit
  5. Coolant level detector
  6. Door interlock system
  7. Broken cutoff tool detector
  8. Parts ejection detector
  9. Drive unit for revolving guide bush
  10. Revolving guide bus unit
  11. Main/Sub collet
  12. C-axis control (Main/Sub)
  13. Spindle clamp unit (Main/Sub)
  14. Tool holder
  15. 4-Spindle cross drilling unit
  16. 4-Spindle sleeve holder
  17. Back 4-Spindle unit
  18. Air purge for revolving guide bush
  19. Air purge for main spindle
  20. Sub spindle air purge unit
  21. Sub spindle air blow unit
  22. Work light
  23. Leakage breaker
  1. Coolant flow detector
  2. Water removal unit
  3. Beacon
  4. Parts conveyor
  5. Parts receptacle in the machine
  6. Parts separator unit A
  7. Main spindle inner tube
  8. 5-spindle cross drilling unit
  9. Cartridge-type 5-spindle cross drilling unit
  10. Cartridge-type 5-spindle high-speed cross drilling unit
  11. Drive unit for power-driven attachment B
  12. Parts ejector (Air cylinder type)
  13. Parts ejector (Spring type)
  14. Parts ejector with guide tube
  15. Parts stopper unit
  16. Coolant unit (6.9MPa/2.5MPa)
  17. Coolant unit signal cable
  18. Coolant unit power cable
  19. Coolant valve
  20. Coolant pipings
  21. Automatic bar feeder interface
  22. Compliant with RS-232C interface
  23. Transformer
  24. Safety relay module version
  25. Transformer CE marking version
  26. Transformer CE marking specifications