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KNUTH HFS F NC SURFACE GRINDER

Brand
Model
HFS F NC
Stock #
16231
Year
Not specified
Condition
New
Location
Not specified
  HFS 50100 F NCHFS 50160 F NCHFS 60160 F NCHFS 60200 F NCHFS 80160 F NCHFS 80220 F NCHFS 80300 F NC
Working Area
Table dimensions20x39 in20x63 in24x63 in24x87 in31x63 in31x87 in31x118 in
Spindle center-table surface distance24 in24 in24 in24 in36 in35 in35 in
Table load capacity (max.)1,540 lbs1,980 lbs2,860 lbs3,718 lbs4,400 lbs5,280 lbs7,700 lbs
Magnetic chuck height4 in
Travels
Travel X-axis39.4 in63 in63 in86.6 in63 in86.6 in118.1 in
Travel Y-axis20 in20 in25 in25 in32 in32 in32 in
Feed
Hydr. feed X16.35 - 81.75 fpm
Feed Y-axis2 - 20 in/min2 - 20 in/min2 - 20 in/min2 - 20 in/min2 - 79 in/min2 - 79 in/min2 - 79 in/min
Feed depth, Y axis0.000197 - 0.001969 in
Feed Z-axis2 - 24 in/min2 - 24 in/min2 - 24 in/min2 - 24 in/min2 - 79 in/min2 - 79 in/min2 - 79 in/min
Automatic Z axis feed0 - 1 in/min
Grinding wheel
Grinding wheels dimensions14x2x5 in14x2x5 in14x2x5 in14x2x5 in20x3x12 in20x3x12 in20x3x12 in
Speed1,450 rpm1,450 rpm1,450 rpm1,450 rpm960 rpm960 rpm960 rpm
Drive Capacity
Motor rating main drive10.1 Hp10.1 Hp10.1 Hp10.1 Hp24.8 Hp24.8 Hp24.8 Hp
Hydraulic motor rating4 Hp4 Hp7.4 Hp7.4 Hp10.1 Hp10.1 Hp10.1 Hp
Y axis servo motor1 Hp1 Hp1 Hp1 Hp4 Hp4 Hp4 Hp
Z axis servo motor3 Hp3 Hp3 Hp3 Hp4 Hp4 Hp4 Hp
Measures and Weights
Overall dimensions (length x width x height)178x105x107 in281x99x107 in217x109x107 in256x109x107 in189x158x103 in237x158x103 in323x158x103 in
Weight12,100 lbs13,200 lbs15,400 lbs17,600 lbs23,100 lbs27,500 lbs30,800 lbs

  • The massive, heavily ribbed cross-bed machine frame with traversing column and horizontal spindle is extremely rigid even under heaviest workpiece loads
  • The large work area allows machining of single workpieces with large surface areas or maching of several workpieces in one setup
  • The workspace is protected by an easily accessible enclosure
  • A high-performance cooling system is included in the standard equipment of this series

Control

  • Grinding cycles for automatic face and groove grinding are accessible and editable via touchscreen
  • Preloaded ball screws and powerful servo-motors in Y and X ensure high precision and repeatability during grinding wheel feeds
  • An electronic hand-wheel for Y and X axis simplifies setup and manual positioning of the grinding spindle
  • If set to Auto mode, the user-defined roughing and finishing parameters, number of spark-out strokes, and return to zero are automatically processed

Grinding spindle

  • Large grinding spindle, dynamically balanced, completely sealed with permanent lubrication
  • Preloaded precision-bearings ensure maximum grinding performance and high reliability over many production hours

Hydraulics

  • Superior quiet operation and low heat build-up ensure optimum work results in continuous operations
  • The hydraulic linear table feed is infinitely variable, maintains a constant speed with smooth travel direction reversals
  • The external hydraulics unit with oil cooler ensures perfect temperature stability

Magnetic clamping plate

  • Large magnetic chucks for torsion-free clamping across the entire work surface are included in the standard equipment
  • The modern control also ensures reliable operation with firm holding forces and high-grade degaussing

  • 2-axis position indicator
  • electronic hand-wheel Y/Z axis
  • grinding wheel flange
  • workspace enclosure
  • coolant system
  • grinding wheel dresser (without dressing diamond)
  • balancing station
  • balancing shaft
  • LED work lamp
  • magnetic clamping plate
  • adjustment screws
  • operating tools
  • operator manual
  • siemens PLC with touchscreen
  • grinding wheel

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