CNC lathe Forceturn 630.50
horizontal2-axisflatbed

CNC lathe - Forceturn 630.50 - Knuth Machine Tools - horizontal / 2-axis / flatbed
CNC lathe - Forceturn 630.50 - Knuth Machine Tools - horizontal / 2-axis / flatbed
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Characteristics

Control type
CNC
Spindle orientation
horizontal
Number of axes
2-axis
Structure
flatbed
Spindle mount
D1-8
Number of tool stations
4 tools
Drive system
servo-driven
Applications
for heavy-duty machining, for long workpieces
Performance
high-precision, powerful
Other characteristics
teach-in
Diameter

85 mm
(3.35 in)

Spindle speed

Max.: 2,250 rpm
(14,137.167 rad.min-1)

Min.: 27 rpm
(169.646 rad.min-1)

Maximum part length

5,100 mm
(201 in)

Maximum cutting diameter

670 mm
(26 in)

Axe X

450 mm
(18 in)

Axe Z

5,000 mm
(197 in)

Rapids on X

5,000 mm/min
(3 in/s)

Rapids on Z

5,000 mm/min
(3 in/s)

Nominal power

15 kW, 22 kW
(20.4 hp, 29.9 hp)

Overall lenght

7,500 mm
(295 in)

Overall width

2,250 mm
(89 in)

Overall height

2,450 mm
(96 in)

Weight

7,600 kg
(16,755 lb)

Description

Description
The Forceturn 630.50 is a flat-bed CNC lathe designed for machining long and heavy workpieces. The flat-bed construction with hardened, ground guides delivers precise turning performance for parts up to 5.100 mm in length. The control features teach-in functionality and two electronic handwheels for manual setup and fine positioning. A range of options allows configuration for maintenance tasks or single-part production.

Highlights
  • Powerful main drive for heavy machining
  • Servo-driven 4-station tool changer
  • Two electronic handwheels for manual operation and setup
  • Cycle programming with graphical simulation and profile editor


Working area
  • Turning diameter over bed: 670 mm
  • Bed width: 450 mm
  • Center height: 335 mm
  • Turning Ø over support: 400 mm
  • Workpiece length (max.): 5.100 mm


Travels
  • Travel X-axis: 450 mm
  • Travel Z-axis: 5.000 mm


Headstock
  • Speed range: 27 1/min - 2.250 1/min
  • Spindle mount: D1-8
  • Spindle bore: 85 mm


Rapid feed
  • Rapid feed X-axis: 5.000 mm/min
  • Rapid feed Z-axis: 5.000 mm/min


Tooling
  • Number of tool stations: 4 positions (servo-driven tool changer)


Accuracies
  • Positioning accuracy X-axis: 0,015 mm
  • Positioning accuracy Z-axis: 0,03 mm
  • Repeatability X-axis: 0,007 mm
  • Repeatability Z-axis: 0,015 mm


Tailstock
  • Tailstock taper: 5 MT
  • Tailstock quill diameter: 105 mm
  • Tailstock quill stroke: 170 mm


Drive capacity
  • Motor rating main drive: 22 kW (15 kW continuous)
  • Motor rating X-axis: 2 kW
  • Motor rating Z-axis: 3,6 kW
  • Total power consumption: 40 kVA


Measures and weights
  • Overall dimensions (L x W x H): 7,5 m x 2,25 m x 2,45 m
  • Weight: 7.600 kg


Design & Options (summary)
  • Hardened, ground and coated guides on a heavy flatbed for high precision with heavy parts
  • Programmable spindle with automatic 3-step main gear
  • Fagor control (e.g. Fagor 8058 Elite) with cycle programming and graphical simulation
  • Two electronic handwheels at the control for manual operation and quick setup
  • Heavy automatic 4-station servo-driven tool changer
  • High-performance coolant system and automatic central lubrication included
  • Options: steady rests (various ranges), chain-type conveyor, servo revolver (VDI), additional chucks, tailstock variants


Technical specifications
  • Model: Forceturn 630.50
  • Turning diameter over bed: 670 mm
  • Max. workpiece length: 5.100 mm
  • Spindle bore: 85 mm
  • Spindle speed range: 27 – 2.250 1/min
  • Main drive power: 22 kW (15 kW continuous)
  • X-axis travel: 450 mm; Z-axis travel: 5.000 mm
  • Rapid feed: 5.000 mm/min (X and Z)
  • Tool magazine: 4-station servo tool changer
  • Tailstock: 5 MT taper, 105 mm quill diameter, 170 mm stroke
  • Positioning accuracy X/Z: 0,015 / 0,03 mm; Repeatability X/Z: 0,007 / 0,015 mm
  • Overall dimensions: 7,5 m x 2,25 m x 2,45 m; Weight: 7.600 kg

Catalogs

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Exhibitions

Meet this supplier at the following exhibition(s):

IMTS 2026
IMTS 2026

14-19 Sep 2026 Chicago (USA - Illinois) Hall South Level 3 - Stand 338012

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