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WALDRICH COBURG 8 DH 3536 10000

WALDRICH COBURG hydraulic double-column planer and grinding machine

Control: conventional relay control
Operation: original Waldrich Coburg main control panel with buttons, rotary switches, analog displays, and emergency stop
Display / Positioning: 2 x HEIDENHAIN POSITIP digital position indicators / positioning aids on the main control panel
Additional control units: Siemens SIMATIC HMI KTP700 / KTP400 for grinding support and grinding attachment

Partial modernization 2021: approx. EUR 170,000
Ongoing modernizations / retrofits up to 2021
Retrofitted grinding attachment
Modernized grinding support
Siemens / Lenze drive technology
Control cabinet and modernization documentation available

Work area
Largest planing width / clamping: 1,750 / 1,790 mm
Largest travel height: 1,850 mm
Total clamping area: 10,900 x 1,500 mm
Additionally documented: 2 x 4,750 x 1,500 mm
Usable table / length value according to drawing: approx. 10,200 mm
T-slots: 7 pieces
T-slot spacing: 210 mm
T-slot width: 28 mm
Smallest width of cross rail / traverse: 420 mm

Cross rail / column / supports
Number of cross rails: 2
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Number of columns: 2
Cross rail horizontal travel: 1,960 mm
Cross rail vertical travel: 250 mm
Column horizontal travel: 550 mm
Column vertical travel: 1,850 mm
Support swiveling: +/- 60°
Support folding: +/- 25°

Speeds / Feeds
Working speed: 5 - 60 m/min
Return speed: 5 - 60 m/min
Cross planer carriage vertical: 0.1 - 7.5 mm
Cross planer carriage horizontal: 0.1 - 15 mm
Column carriage vertical: 0.1 - 7.5 mm
Column carriage horizontal: 0.1 - 7.5 mm

Dimensions / Weight / Connection
Space requirement: 22.67 x 3.97 m
Height: 3.95 m
Weight: approx. 51,872 kg
Voltage: 500 V
Fuse rating: 125 A
Type of current: three-phase
Frequency: 50 Hz

Grinding support / grinding attachment
Grinding support with grinding spindle
Guideway system with base and Z-axis
Y-axis grinding support converted to ball screw spindle 40 x 10
Pre-tensioned double nut
Single-axis control for feed axis
Angle gearbox motor 72 Nm
Synchronous servo motor 11 Nm with absolute encoder
Rittal compact control cabinet

Grinding spindle / grinding wheel drive
Siemens asynchronous motor grinding spindle
9 kW at 1,500 rpm / 57 Nm
10 kW at 1,750 rpm / 55 Nm
Max. speed: 9,000 rpm
Siemens SINAMICS drive technology
Siemens SIMATIC control unit grinding support / grinding attachment
Lenze L-force axis drive for Y-axis grinding support
Separate control cabinets for grinding wheel drive and Y-axis grinding support

Cooling / Hydraulics
Schimpke DK150-V cooling unit
Cooling capacity approx. 17.5 kW
Cooling medium: oil ISO VG46
Gear pump approx. 135 l/min at 10 bar
Pump motor approx. 5.5 kW
Transformer 500 V to 400 V
Separate hydraulic / unit block available

Mechanics / Overhaul
Partial overhaul of bed / table, crossbeam with slides Y1 / Y2, Z1-axis planer support and lubrication system
Machine bed scraped
Bed geometry created
Table scraped
Guideways reworked
Slides Y1/Y2 scraped
Strips coated and scraped
Steel belt renewed
Central lubrication system expanded
Scrapers renewed
Crossbeam lift repaired
Worm shaft, drive shaft center, coupling pieces and roller bearings renewed
Bellows X-axis renewed

Condition / Equipment
Column area newly painted
Table and functional surfaces in very good condition
Accessories, assemblies and spare parts available

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