CNC Lathe

DMT KERN CD650

CD650
CNC
CNC Lathe

DMT KERN CD650

CD650
CNC
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Details

  • Number2086-743
  • ManufacturerDMT KERN
  • TypeCD650
  • ControlCNC
  • Year2006
  • Delivery timeimmediately
  • Freight basisex Site
  • LocationHamburg
  • OriginGermany

Technical details

  • turning diameter650 mm
  • turning length1.500 mm
  • controlSIEMENS SINUMERIK 840D SL
  • total power requirement33 kW
  • centre distance1.500 mm
  • greates pass round over bed650 mm
  • Swing diameter over gap670 mm
  • Swing diameter over compound slide260 mm
  • face slide travel380 mm
  • Cross slide travel with W-Revolver445 mm
  • Turning lenght in front of the faceplate, Ø 250 mm1.500 mm
  • MAIN DRIVE
  • Drive power AC-motor 40 /60 /100 % duty cycle (ED)33 / 27 / 22 kW
  • transmission ratio2
  • SPINDLE HEADSTOCK
  • Spindlehead DIN55026A8
  • spindle bore diameter106 mm
  • spindle diameter in front bearing140 mm
  • Range of spindle speed (V-constant)1 - 2.000 U/min
  • Chuck sizes250 - 400 mm
  • CROSS SLIDE
  • Feed range cross0,001 - 1.000 mm/U
  • Feed range cross, optional up to5.000 mm/U
  • Feed range longitudinal and thread pitch0,001 - 2.000 mm/U
  • Feed range longitudinal & thread pitch, opt. up to13.000 mm/U
  • Power feed cross9.000 N
  • power feed longitudinal12.000 N
  • rapid traverse cross5 m/min
  • rapid traverse longitudinal10 m/min
  • Turning tool cross section (heigt x width)32 x 32 mm
  • TAILSTOCK
  • diameter of quill100 mm
  • quill travel200 mm
  • Quill - internal taper5 MK
  • AUTOMATIC TOOL TURRET
  • Number of stations12
  • with live tooling for 6 stations
  • Tool holding system (DIN69880) VDI40
  • mounted on the rear of the cross slide
  • with addidional front-mounted MULTIFIX C tool post
  • servo motor for the tool drive (variable speed)
  • ELECTRICAL CONNECTION DATA
  • total power requirement38 kW
  • Three-phase current400 / 50 V / Hz

Equipment

  • Combined operator pane, C-axis with drilling, milling and engraving cycles, Residual material detection and processing..., .. during parting-off and contour pocket machining, Autom. tool disk turret, 12 stations, 6 driven, MULTIFIX C, front-mounted, Hardened planing slide guide on the bed slide, Coolant pump man. steplessly adjustable ..., ... and programmable via M-functions, Three jaw chuck SMW AUTOBLOK, Oil- and emulsion mist filter for worksp. extract., radial driven tool holders, pieces, axial driven tool holders, pieces, longitudial tool holder, pieces, tool holders internal / drill bits, pieces, Hinged belt chip coveyor, Fixed steady rest with roller jaws

Description

The operating hours counter was read on 09/18/2025: 4746h

Machine bed as a flat bed with heavy wear on the “counter surfaces” for the wedge strips (under flat bed guide)
If the wedge strips of the Z-axis are readjusted until they are in contact with normal preload, the machine jams (from approx. Z+800). If the wedge strip is sufficiently loosened (for the entire travel range of the Z-axis), the machine stops during thread cutting with a positioning error. Short diameters can be achieved in the chuck area with several cutting edges in the control system. Continuous diameters are turned conically by approx. 0.2 mm / 100 mm.