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MVM srl

Industry 4.0

High power sharpening and grinding machine

KX250

High power sharpening and grinding machine

The KX 250 model grinding machine is available with grinding lengths ranging from 1000 mm to 7100 mm, and longer for special grinding applications. The KX 250 grinder features high power grinding wheel motor making it suitable for surface grinding as well as knife sharpening. It features a heavy-duty reinforced machine base which gives the machine maximum stability. Fully covered upper and side guides are standard. The KX 250 grinding machine features a PLC Siemens that controls the complete grinding program and carriage movement during the various stages of the working cycle. The KX 250 is suitable for a almost all industrial straight knives, such as chipper knives, granulator blades, veneer knives, guillotine blades and paper knives, and can be used for surface grinding.

Technical features

  • Rotating magnetic chuck from -90° to +90° (Polarity 20 mm);
  • Angular divisor for magnetic chuck;
  • Grinding motor 7,5 kW (10 HP);
  • Segment holding ring Ø250;
  • PLC Siemens SIMATIC S7-1200;
  • Variable carriage speed from 1 to 30 m/min with carriage run adjustment controlled electronically by PLC;
  • Automatic grinding wheel downfeed and fully programmable working cycle by means of a digital programmer (PLC);
  • Longitudinal grinding head angle adjustment from 0° to 3°;
  • Grinding wheel quick up and down approach, and slow down approach;
  • Separate coolant collection tank fitted with 80 l/min. motor pump;

Upon request

  • PLC Siemens Touch Screen;
  • Grinding motor 11,2 kW (15 HP) and 18,6 kW (25 HP);
  • Thin polarity magnetic chuck 12/14 mm;
  • Quick change of the grinding wheel;
  • Variable grinding wheel speed
  • Slow carriage speed 0,3 mt/min;
  • RTS Level detector – wheel wear compensation system;
  • Automatic lubrication;
  • Magnetic coolant cleaner with rotating discs;
  • Coolant cleaner with paper filter manual or automatic;
  • Additional super-finishing grinding head;
  • Additional grinding head 3,7 kW (5 HP) automatic or manual downfeed;
  • Extraction system.

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