Flute grinding machines

 

  • Drilling head for simultaneous groove and relief grinding, as well as loading and unloading
  • Workpiece diameter from 0.7 to 95 mm
  • Flute grinding motors up to 100 kW 
  • Optionally with 2-axis CNC or pattern dresser
  • Control: Siemens

 

Flute grinding machines were developed for the production of drills and taps with straight and spiral flutes. They are also used in the production of cutting tools such as countersinks, reamers, etc. Ideal for HSS and carbide tools.

 

Typ NU 433 CNC Flute Grinder



Type NU for drills and similar tools with optional relief grinding unit with 4 to 10 CNC-Axes.

Typ NU 435 CNC Flute Grinder



Type NU for drills and similar tools with optional relief grinding unit with 4 to 10 CNC-Axes.

Typ NU 435H CNC Flute Grinder



Type NU-H for carbide tools with optional relief grinding unit with 5 CNC-Axes.

Typ NU 435G CNC Flute Grinder



Type NU-G for taps with 6 CNC-Axes.

Typ GS 635 CNC Flute Grinder



Type GS for taps with spiral point with 7 CNC-Axes.

Grinding centers

 

  • Modular design, very flexible
  • Workpiece diameter from 2 to 20mm
  • Optionally with 2-axis CNC dresser
  • Control: Siemens

 

 

 

 

 

Typ SZ001GS CNC Flute Grinder



For taps with spiral point with 7 CNC-Axes.

Typ SZ003



With 7 CNC axes for pointed ground sections on HSS twist drills.		  

Typ SZ003H



With 5 CNC axes for pointed ground sections on carbide tools.		  

Typ SZ003CG Chamfer Grinder



For taps with 6 CNC-Axes.

Typ SZ SONDER



For customer-specific applications.		  

Point grinding machines

 

  • Mainly hydraulically controlled movements
  • Very fast machines, with up to 1,000 workpieces/h
  • Workpiece diameter from 1 to 40mm
  • Control: Siemens

 

Point grinding machines were designed for conical shell ground sections, for reduction the cutting edge of twist drills and centering drills, and for grinding other tools.

 

Typ SS334, SS336



For conical shell ground sections on HSS twist drills. For cylindrical drilling tools Up to 16 mm. Machines with shaft magazine.

Typ SS325, SS326



For conical shell ground sections on HSS twist drills with cylindrical and conical shafts. Suitable to 40 mm.

Typ AS334, AS336



For reducing the cutting edge on HSS twist drills, fully automatic machines up to 16 mm.

Typ AS325, AS326



For reducing the cutting edge on HSS twist drills, semi-automatic machines up to 40 mm.

Typ ZS336



For center grinding of centering drills with shafts of ∅ 3.15 to 16 mm.

Typ ZZ336



For combined grinding of point and relief at center drills with shafts of ∅ 3.15 to 16 mm.

Square grinding machines

 

  • CNC-controlled movement processes
  • Fast turnout, up to approximately 500 pieces/h 
  • Programmable number of surfaces
  • Square diameter from 2 to 30 mm
  • Control: Siemens

 

 

 

Typ SQ212/TB 311



For square ground sections on HSS tools up to size 30 mm.