Conventional lathe DL S 515/5000
horizontal3-axisflatbed

Conventional lathe - DL S 515/5000 - Knuth Machine Tools - horizontal / 3-axis / flatbed
Conventional lathe - DL S 515/5000 - Knuth Machine Tools - horizontal / 3-axis / flatbed
Conventional lathe - DL S 515/5000 - Knuth Machine Tools - horizontal / 3-axis / flatbed - image - 2
Conventional lathe - DL S 515/5000 - Knuth Machine Tools - horizontal / 3-axis / flatbed - image - 3
Conventional lathe - DL S 515/5000 - Knuth Machine Tools - horizontal / 3-axis / flatbed - image - 4
Conventional lathe - DL S 515/5000 - Knuth Machine Tools - horizontal / 3-axis / flatbed - image - 5
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Characteristics

Control type
conventional
Spindle orientation
horizontal
Number of axes
3-axis
Structure
flatbed, rigid
Spindle mount
A2-11
Number of tool stations
10 tools
Drive system
backgear
Applications
heavy-duty, for large parts, for large workpieces, for large-diameter parts, for long workpieces, for heavy turning
Performance
high-rigidity, powerful
Other characteristics
with position indicator
Diameter

100 mm
(3.94 in)

Spindle speed

Max.: 630 rpm
(3,958.407 rad.min-1)

Min.: 5 rpm
(31.416 rad.min-1)

Part diameter

720 mm
(28 in)

Maximum part length

5,000 mm
(197 in)

Maximum cutting diameter

1,350 mm
(53 in)

Axe X

520 mm
(20 in)

Axe Z

4,700 mm
(185 in)

Rapids on X

1,800 mm/min
(1 in/s)

Rapids on Z

3,640 mm/min
(2 in/s)

Nominal power

22 kW
(29.9 hp)

Overall lenght

7,150 mm
(281 in)

Overall width

1,500 mm
(59 in)

Overall height

1,600 mm
(63 in)

Weight

9,500 kg
(20,944 lb)

Description

Overview
The DL S 515/5000 is a heavy-duty conventional lathe engineered for turning large-diameter and long workpieces. It handles parts up to 5,000 mm between centres and large diameters thanks to an extra-wide, heavily ribbed one-piece machine bed and a robust headstock design. A multi-disc clutch and a manually shifted 4-step gearbox with frequency control allow controlled spindle start-up and precise torque tuning for heavy cutting.

Highlights
  • Max between-centers: 5,000 mm
  • Spindle bore: 100 mm (A2-11)
  • Main motor: 22 kW
  • 4-step adjustable spindle speed
  • Rapid feeds in X and Z axes
  • Mounted 3-axis position indicator


Key features (product details list)
  • Extra-heavy, wide machine bed with deep ribs in mono-block construction for high load capacity
  • Induction-hardened and ground guideways for long-term accuracy and low wear
  • Massive headstock with high-precision main spindle on tapered roller bearings for excellent stability
  • 4-step gearbox combined with frequency control and powerful spindle motor for high torque at low rpm
  • Joystick control for X and Z feeds mounted on the support for ergonomic operation
  • Adjustable overload clutch in apron protects feed mechanics
  • Rapid feed for X and Z axes for faster support positioning
  • Support and top slide sized for high cutting forces
  • Display functions: separate and differential/cumulative readout for top (Z0) and bed slide (Z1); resolution 0.01 / 0.005 mm; storage for 10 tools; radius/diameter toggle; mm/inch conversion; hole circle calculation; calculator


Working area
Workpiece length (max.): 5,000 mm
Turning diameter over bed: 1,000 mm
Turning Ø over support: 720 mm
Turning diameter over gap bridge: 1,350 mm
Workpiece weight (max.): 4,000 kg
Gap bridge length: 470 mm
Bed width: 600 mm

Travels
Travel X-axis: 520 mm
Travel Z-axis: 4,700 mm
Travel Z1-axis: 250 mm
Swing range of top slide: 90°

Headstock
Spindle speed range: 5 1/min - 630 1/min
Spindle bore: 100 mm
Spindle mount: A2-11

Rapid feed
Rapid feed X-axis: 1,800 mm/min
Rapid feed Z-axis: 3,640 mm/min

Feed
Feed speed X-axis: 0.04 mm/min - 4.8 mm/min
Feed speed Z-axis: 0.08 mm/min - 9.6 mm/min
Feed speed Z1-axis: 0.02 mm/min - 2.4 mm/min

Tooling
Tool shank dimensions: 32 mm x 32 mm

Threading
Threading, metric: (53) 1 - 120 mm
Threading, inch: (49) 30 - 1/4
Threading, diametral: (56) 60 - 0.5 DP
Threading, module: (54) 0.5 - 60 mm

Tailstock
Tailstock quill diameter: 120 mm
Tailstock taper: 6 MT
Tailstock quill stroke: 250 mm

Drive capacity
Motor rating main drive: 22 kW
Motor rating coolant pump: 0.15 kW
Motor rating feed: 1.1 kW
Total power consumption: 23 kVA

Measures and weights
Overall dimensions (L x W x H): 7.15 m x 1.5 m x 1.6 m
Weight: 9,500 kg

Technical specifications (extract)
  • Model: DL S 515/5000
  • Series: DL S
  • Workpiece length (max.): 5,000 mm
  • Turning diameter over bed: 1,000 mm
  • Turning Ø over support: 720 mm
  • Turning diameter over gap bridge: 1,350 mm
  • Workpiece weight (max.): 4,000 kg
  • X-axis travel: 520 mm; Z-axis travel: 4,700 mm; Z1-axis travel: 250 mm
  • Spindle speed range: 5 - 630 1/min; Spindle bore: 100 mm; Spindle mount: A2-11
  • Rapid feed X/Z: 1,800 / 3,640 mm/min
  • Feed ranges X/Z/Z1: 0.04–4.8 / 0.08–9.6 / 0.02–2.4 mm/min
  • Tool shank: 32 x 32 mm
  • Main motor: 22 kW; Total power consumption: 23 kVA
  • Dimensions (L x W x H): 7.15 m x 1.5 m x 1.6 m; Weight: 9,500 kg

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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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