Surface grinding machine HFS 40100 F Advance

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Product description
The HFS F Advance series is the latest development of KNUTH's proven surface grinding machines. Supplied as a turnkey solution with extensive standard equipment and Siemens-based automation features, these machines suit users who require more flexibility than conventional machines but prefer a simpler alternative to full CNC systems.

Highlights

• Magnetic clamping plate with integrated demagnetizing function
• Vertical axis with ballscrew and servo motor for high positioning accuracy
• Simple auto-mode programming with Siemens PLC and touchscreen
• Comprehensive standard equipment package

Product details

• Cast-iron machine frame providing rigidity, torsional strength and stable machining results
• Centralized lubrication for all guideways to ensure reliable, continuous operation
• Work area protected by an easily accessible enclosure for safe loading and maintenance
• Powerful coolant pump combined with vacuum extraction to remove grinding dust and aerosols

Grinding spindle

• Large, dynamically balanced spindle, fully sealed and permanently lubricated
• Preloaded precision bearings for sustained grinding performance and long service life

Programming

• Preloaded ball screw and powerful servo on the Y-axis for high repeatability
• Electronic handwheel for setup and manual spindle positioning
• Auto mode: user-defined roughing/finishing parameters, spark-out strokes and automatic return to zero

Hydraulics

• Quiet operation with low heat build-up for stable results in continuous production
• Hydraulically driven longitudinal table movement, infinitely variable with soft reversal
• External hydraulic unit with oil cooler for temperature stability

Magnetic clamping plate

• Large magnetic chuck included as standard for distortion-free clamping
• Control unit integrated into the electrical system enabling fast clamping and degaussing

Technical specifications (excerpt)
Working area
Workpiece weight (max.): 600 kg
Spindle nose-to-table distance: 580 mm
Table dimensions: 1.020 mm x 406 mm
Magnetic clamping plate dimensions: 1.000 mm x 400 mm
Scale ring division Y-axis: 0,005 mm
Scale ring division Z-axis: 0,02 mm
Autom. transverse feed Z-axis: 0,1 mm - 8 mm
Speed: 1.450 1/min
Autom. vertical feed: 0,005 mm - 0,05 mm

Travels
Travel X-axis: 1.130 mm
Travel Y-axis: 450 mm

Feed
Hydr. feed X-axis: 7 m/min - 23 m/min
Rapid feed Y-axis: 480 mm/min
Rapid feed Z-axis: 990 mm/min

Drive capacity
Motor rating main drive: 4 kW
Motor rating hydraulic pump: 2,2 kW
Motor rating Y-axis: 0,5 kW

Measures and weights
Grinding wheel dimensions: 350 mm x 40 mm x 127 mm
Overall dimensions (L x W x H): 4,4 m x 2,4 m x 1,9 m
Weight: 3.700 kg

Standard equipment (selection)

• 2-axis position display
• Electronic handwheel
• Grinding wheel, wheel flange and dresser
• Automatic centralized lubrication
• Work area enclosure
• Cooling and vacuum extraction system
• Balancing device and balancing arbor
• LED work lamp
• Magnetic chuck with demagnetizing function
• Siemens PLC control with touchscreen

Model / Technical characteristics

• Model: HFS 40100 F Advance
• Workpiece max weight: 600 kg
• Table dimensions: 1.020 x 406 mm
• Magnetic chuck dimensions: 1.000 x 400 mm
• X-axis travel: 1.130 mm
• Y-axis travel: 450 mm
• Grinding spindle speed: 1.450 1/min
• Grinding wheel size: 350 x 40 x 127 mm
• Main drive power: 4 kW
• Hydraulic pump: 2,2 kW
• Auto-mode with Siemens PLC and touchscreen included in standard equipment