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CNC lathe SKODA - SR3 - 220 CNC

MACH-ID 7110
Make: SKODA
Type: SR3 - 220 CNC
Control: Siemens 840
Year: 1997
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  • Double carriage support with double lamella tool holder capto sandik 
  • Double carriage is Hydrostatic 
  • Double SIEMENS 840 control on each carriage platform
  • 6 units Steady rest open C-Type
  • 2 units lamella slide inserts
  • 8 units heavy tailstock centers

Specifications

DBC Turning Length 14500 mm 570.865 inch
Swing over bed Ø 3000 mm 118.11 inch
Swing over cross slide Ø 2200 mm 86.614 inch
Spindle bore 90 mm 3.543 inch
Spindle power 2 x 75 kW 2 x 75 kW
Bed width 3150 mm 124.016 inch
Tailstock spindle Ø 560 Ø 560 Ø
Stroke pinole 400 mm 15.748 inch
Speeds / ranges 0 - 180 Rpm 0 - 180 Rpm
Feed rate X-Axis 6000 mm/min. 6000 mm/min.
Feed rate Z-Axis 6000 mm/min. 6000 mm/min.
Quill Ø 560 mm 22.047 inch

Dimensions (Estimate)

Length 24000 mm 944.88 inch
Width 6000 mm 236.22 inch
Height 3600 mm 141.732 inch
Weight 287000 kg 633012.9 lbs

Please Note: The information on this page has been obtained to the best of our ability and belief, and from the manufacturers where possible. It is given in good faith, but its accuracy can not be guaranteed. Accordingly, it will not form a representation or constitute contractual terms. We advise you to check any vital details!

• The machine is placed on a concrete foundation making possible precise positioning of individual machine parts and retention of reaction forces from moving parts and cutting forces.

• The lathe bed of grey cast iron including four or five guideways is fitted onto the foundation block by means of anchoring bolts allowing for bed levelling in both horizontal and vertical directions. The guideways for tailstock and steadies are lined with hardened bars; the saddle guideways are protected by telescopic covers.

• The headstock body is a grey-iron casting with the spindle mounted in roller bearings or a combination of radial hydrostatic and axial roller bearings. The temperature-stabilised spindle is powered by an controlled AC drive. The gearbox includes gears wheels in constant engagement and a hydraulic system of speed  step changing. Attached to the headstock is a removable faceplate with 4 or 8 independently controlled clamping jaws.

• The carriage can traverse along the tailstock and steadies. The longitudinal  feed mechanism is facilitated by two preloaded pinions, feed in the in the crosswise direction by means of a ball screw in combination with pre-stressed nut. The carriage and cross slide use a combination of hydrostatic and rolling-contact mounting. The guideways are lined with plastic material. •

The tailstock traverses along the two rear guideways. The quill is provided with elastic seating in axial direction compensating temperature dilatations and indication of the axial force on the tip. The quill extension speed is variable. • The machine control system is fitted taking into account the customer preference (SINUMERIK 840C). • The machine control panel is located on the carriage platform.

• The machining sector can be provided with a cover