MW1420X520 - Rogi Grinding Machine

MW1420X520 - Rogi Grinding Machine

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Mierlo, Netherlands

orCall +31492599593


For outside and inside grinding of cylindrical and conical parts

  • Proven and extremely rigid machine frame made of premium cast iron - this machine’s high intrinsic weight, diligent design and production create optimum conditions for excellent grinding and sanding results
  • Hydraulic linear feed features very precise, infinitely variable micro-feed
  • High-precision guideways of linear and transverse movement consisting of combined V-guides and box ways
  • Hydraulic adjustment of the grinding headstock simplifies set-up, workpiece exchanges and reduces downtimes
  • Grinding spindle with segmented high-precision bearing, adjustable and low maintenance
  • Work spindle speeds are infinitely variable and can be easily adjusted and optimized during the machining process
  • Machine table swivels for taper grinding
  • Hydraulic tailstock with foot switch



Item NoMW1420x520
Maximal grinding exterior round diameter200 mm
Minimal grinding exterior round diameter8 mm
Maximal grinding aperture100 mm
Minimal grinding aperture13 mm
Maximal exterior round grinding length500:800 mm
Maximal grinding aperture depth125 mm
Maximal workpiece’s weight80 kg
Open type central frame clamping diameter8-60 mm
Close type central frame clamping diameter10-90 mm
Center height135 mm
Centre distance500:800 mm
Head frame center (Morse)#4 mm
Tail frame center (Morse)#4 mm
Possibility of returning main shaftPossible
Body seat returning angle+90°
Workpiece’s rotating speed40 ~ 400 r/min
Three-claw chuck diameter200 mm
Four-claw chuck diameter200 mm
Size of grinding wheelØ400×50×Ø203 (Grinded to Ø280×50×Ø203)
Line speed of grinding wheel35/25.4 m/s
Main shaft’s rotating speed of grinding wheel1670 r/min
Maximal moving quantity of grinding wheel frame200 mm
Grinding wheel frame’s moving quantity after turning the hand wheel for one ring1.0 mm
Grinding wheel frame’s moving quantity after turning the hand wheel for one grid0.005 mm
Grinding wheel frame’s moving quantity after turning the knob for one grid0.00125 mm
Fast forward and backward measurement of grinding wheel frame25 mm
Returning angle of grinding wheel frame180°
Center moving quantity of tail frame25 mm
Moving type of tail frameManual + feet step hydraulic pressure
Longitudinal maximal moving quantity of the workbench600:850 mm
Hydraulic pressure transmission speed of the workbenchMax ≥2 m/min Min ≤0.05 m/min
Returning angle of upper and lower workbench3° Clockwise 9° Anti-clockwise
Inner round grinding tool Size of grinding wheelMax 40×32×16 mm Min 12×10×6 mm
Main shaft’s rotating speed10000 r/min
Cooling pump0.125 kW
Adjusting pressure of main oil circuit0.9~1.1 Mpa
Adjusting pressure of lubricating oil circuit0.1-0.15 Mpa
Grinding wheel frame’s electromotor4 kW
Synchronous rotating speed2800 r/mm 180°
Head frame electromotor0.75 kW
Oil pump0.75 kW
Dimension2500×1600×1500 mm
Weight2800 kg