SR series

SR-20JII

SR-20JII
SR-20JII
SR-20JII
SR-20JII

Ever-Evolving SR-20JII with versatile features to respond to varied needs.

Max.machining diameter
Tool Post
Max.headstock stroke
Tool Post Tooling
5-Spindle cross
drilling unit
Turning tool 6 tools
Frong-end working tool 7 tools
Rear-end working tool 5 tools
Power-driven tool(ER16) 3 tools
Cartridge type 2 pos.
5-Spindle cross
drilling unit ER16/20
Turning tool 6 tools
Frong-end working tool 7 tools
Rear-end working tool 5 tools
Power-driven tool(ER20) 1 tools
Power-driven tool(ER16) 2 tools
Cartridge type 2 pos.
*Type B
Rear-end working tool 8 tools
Stationary tool max.8 tools
Power-driven tool max.8 tools
*Type A
Rear-end working tool 4 tools
Stationary tool max.4 tools
Power-driven tool max.4 tools
Item SR-20JII
Max.machining diameter Standard ø 20mm (25/32in)
Max.headstock stroke Standard 205mm (8in)
R.M.G.B.unit 160mm (6-19/64in)
N.G.B.type 50mm (1-31/32in)
Tool post configuration Gang type Turning tool + 5-spindle sleeve holder+ Power-driven tool
Number of turning tools Gang type 6 tools(□12mm)
5-spindle sleeve holder Number of tools Front : 5 tools
Rear : 5 tools
Max.drilling capability ø 12mm (1/2in)
Max.tapping capability M10 × P1.50
2-spindle front sleeve holder Number of tools 2tools
Max.drilling capability ø 10mm (25/64in)
Max.depth of hole 100mm (3-15/16in)
Power-driven att. Number of tools Gang type 3-15 tools (Option is included)
Max.drilling capability ø 10mm (25/64in)
Max.tapping capability M8×P1.25
Spindle speed Cross milling max.8,000min-1
Cartridge-type tool max.8,000min-1
Drive motor 2.2kw
Rapid feed rate 35m/min(X1,X2,Y1,Z1,Z2)
24m/min(Y2) *Type B
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)
Dimensions (W×D×H) 2,250 × 1,200 × 1,700mm
Weight 2,750kg
Power consumption 4.8KVA
Item SR-20JII
Max.chucking diameter ø 20mm (25/32in)
Max.length for front ejection 100mm (3-15/16in)
Max.work projection length 30mm (1-3/16in)
Backworking unit Number of tools 4-8 tools (type A:4 tools, type B:8 tools)
Max.drilling capability Stationary tool ø 12mm (1-2in)
Power-driven att. ø 6mm(15/64in)
Max.tapping capability Stationary tool M10 × P1.5
Power-driven att. M5 × P0.8
Sub spindle indexing angle C-axis control
Sub spindle speed max.10,000min-1
Sub spindle motor 2.2kw(Continuous)/3.7kw(10min./25%ED)

Standard Accessories and Functions

  1. CNC unit FANUC 32i-B
  2. Operation panel 10.4-inch color LCD display
  3. Pneumatic unit
  4. Coolant level detector
  5. Automatic centralized lubrication unit
  6. Door interlock system
  7. Cs contouring control (Main/Sub)
  8. Spindle clamp unit (Main / Sub)
  9. Revolving guide bush unit
  10. Drive unit for revolving guide bush
  11. Air purge for revolving guide bush
  12. Main / Sub collet
  13. 6-station tool holder 12mm
  14. Cross drilling unit (Gang type tool post)
  15. 5-spindle sleeve holder
  16. Broken cutoff tool detector
  17. Backworking attachment
  18. 4-spindle backworking unit ※Type A
  19. 8-spindle backworking unit with Y-axis control function Type B
  20. Parts conveyor
  21. Sub spindle air purge unit
  22. Sub spindle air blow unit
  23. Drive unit for power-driven attachment (8-spindle backworking unit) ※Type B
  24. Work light
  25. Leakage breake

Optional Accessories and Functions

  1. Coolant flow detector
  2. Water removal unit
  3. Oil mist filter
  4. Beacon
  5. Main spindle inner tube
  6. Feed arrow steady rest
  7. Rotary magic guide bush unit
  8. Non-guide bush type
  9. Drive unit for power-driven attachment B (4-spindle backworking unit) ※Type A
  10. Parts ejector (Spring type)
  11. Parts ejector (Air cylinder type)
  12. Parts ejector with guide tube
  13. Parts stopper unit
  14. Coolant unit (6.9MPa/2.5MPa/0.7MPa)
  15. Coolant unit signal cable
  16. Coolant unit power cable
  17. Coolant valve
  18. Coolant pipings
  19. Automatic bar feeder interface
  20. LAN/RS232C interface
  21. Transformer
  22. Transformer CE marking version
  23. CE marking specifications