Millennium Machinery

Centre Lathes

OPTIturn TH 4210D

Description

Precise head and spindle lathes, sophisticated technology, complete equipment, easy to operate

  • Hardened and ground Z-axis guideway
  • Spindle mount Camlock DIN ISO 702-2 No. 6
  • Precisely crafted sled
  • Handwheels with adjustable fine scale 0.04 / 0.02 mm
  • Quadruple tool holder
  • All guides can be adjusted by wedge strips
  • Adjustment range upper slide ± 90 °
  • Guaranteed concentricity of the spindle nose better than 0.015 mm
  • Main spindle running in oil bath
  • Gear wheels smooth, hardened and ground with 2 adjustable precision tapered roller bearings
  • Handwheels decoupled and tested according to EN 23125
  • Two-channel right-left switch tested to EN 23125
  • Switch with life cycle calculation, tested according to EN ISO 13849
  • All metric pitches in the range of 0.2 to 14 mm / rev and all inch threads in the range of 72 – 2 pitch per inch are adjustable without change of the change gears by lever in the control panel
  • Right / left rotation on bed carriage via switching spindle switchable
  • Central lubrication in the bed slide
  • Substructure and machine bed made of casted Meehanite cast in one piece
  • leading spindle
  • Emergency stop device with foot control
  • Safety handwheels with release function in the X and Z axis
  • Tailstock for taper turning ± 10 mm adjustable
  • Tailstock quill and hand wheel with adjustable fine scale 0.025 mm
  • Fast, easy and tool-free adjustment by means of a clamping lever
  • Strongly ribbed prism bed, induction hardened and precision ground from gray cast iron
  • Coolant device with separate coolant tank with level indicator and oil separator; easy and complete emptying and cleaning according to DIN
  • LED machine lamp in chip protection:
  • Digital position indicator DPA21
  • User-friendly membrane keypad, splash-proof, closed and glare-free
  • Supplied sensor for recording the spindle speeds
  • Glass scales
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SKU 3462055 Categories ,

Technical specifications

Length approx. 1,940 mm
Width / depth approx. 915 mm
Height approx. 1,600 mm
Weight approx. 1,160 kg
Power drive motor 4.5 kW
Total connection value 4.6 kW
Electrical voltage 400V
Phase (s) 3 Ph
Current Type ~
power frequency 50 Hz
Spindle taper Camlock DIN ISO 702-2 No. 6
Spindle bore / rod passage diameter
Center height 210 mm
distance between centers 1,000 mm
Circumferential diameter over machine bed 420 mm
Circumference diameter in the bed bridge 590 mm
Circumferential diameter over cross slide 250 mm
Turning length in the bed bridge 260 mm
bed width 250 mm
Speed ​​range 45 – 1,800 min-1
Number of speed ranges 16 steps
Traverse X-axis 140 mm
Travel Y-axis 230 mm
Tailstock MK 4
Tailstock quill stroke 120 mm
Tailstock pinole diameter
Coolant system Performance Coolant pump 100W
spindle taper MK 6
Steel holder Shooting height max. 20 mm
Feed area along 0.05-1.7 mm / rev
Number of feeds along 17
Feed area flat 0.025 – 0.85 mm / rev
Number of feeds plan 17
Gradient Metric 0.2 – 14 mm / rev
Number of slopes Metric 39
Gradient inches 72 – 2 g / in
Number of slopes inches 45
Gradient Diametral Pitch 8-44
Number of Gradients Diametral Pitch 21
Gradient module thread 0.3 – 3.5 mm / rev
Number of gradients module thread 18






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