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MIKROMAT GSU 315/1 1971
 
 
Worm and thread grinding machine
 
 
Condition: excellent
 
 
 
 
Main features:
 
  - for longitudinal and plunge  
  -cut grinding of single or multistart threads  
  - automatic indexing device  
  - hydraulic operated plunge-cut  
  - relief grinding device for spur and helical hobs  
  - dressing slide with automatic infeed  
  - correction device for leadscrew  
  - rapid travel for headstock  
     
 
Technical features:
 
  Min/max diameter                                                                                                     2 - 315 mm  
  Max grinding length                                                                                                        550 mm  
  Max workpiece weight                                                                                                     160 kg  
  Max centre distance                                                                                                       950 mm  
  Max adjustable length of workpiece                                                                              760 mm  
  Spindle bore                                                                                                                       40 mm  
  Taper, metric 80 Pitch range                                                                                0,25 - 100 mm  
  Max helix angle                                                                                                               +/- 40 °  
  No. of slots for relief grinding                                                                1-10, 12, 13, 14, 16, 18  
  Range of pitch for helical slots                                                                              6 - 10000 mm  
  Relief grinding stroke and depth of plunge-cut grinding, stepless                              0 - 6 mm  
  Max pitch                                                                                                                            6 mm  
  Min/max grinding wheel diameter                                                                        360 - 500 mm  
  Min/max grinding wheel feed                                                                              0,004 - 0,4 mm  
  Spindle speeds                                                                                                   1300 - 1900 rpm  
  Workpiece speeds                                                                                                0,166 - 71 rpm  
  Draw-back                                                                                                                    0,5 m/min  
  Automatic draw-back of grinding slide, stepless                                                           0 - 45 m  
  Max stroke of tailstock sleeve                                                                                        40 mm  
  Total capacity required (380 V 50 Hz)                                                                             17 kW  
  Grinding wheel motor                                                                                                       5,5 kW  
  Weight                                                                                                                             7000 kg  
  Space required l x w x h, approx.                                                         5700 x 3100 x 2000 mm  
     
 
Accessories:
 
  110 change gears  
  2 steadies  
  6 centres for tailstock  
  7 indexing rings  
  1 automatic 3-diamond-template dressing device  
  3 centres for headstock  
  1 manual dressing device  
  3 grinding wheel flanges  
  5 grinding wheels  
  1 semi automatic 2-diamond straight dressing device  
  1 coolant/filtering system  
             

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