Каталог Stellram фрез со сменными пластинами - страница 124

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The advantages of face milling and 80.0VX.92 Round Insert Tools

producing cavities with Stellram’s high

  • Cutting forces
  • Tangential

feed face milling are numerous. predominantly forces act axial. around the The unique design of the insert, approach angle and the cutter body ensure the radius.

  • Relationship
cutting forces are predominantly directedbetween cutting• Leads to vibration
in the axial direction. The example shownedge and work pieceand damage of
is at its most stable.the cutting edge.
with a round insert tool shows complex
forces which result in high levels of• Results in high feed rates• Leads to reduced
vibration and damage to the cutting edge.and consistent tool life.feed and lower productivity.

The 80.0VX.92 (12mm & 16mm) high feed 80.0VX.92 face mill machines with a constant volume of chip throughout all aspects of Constant cutting

producing cavities and produces a sidesection (chip volume)
wall that is close to profile.irrespective of
position in cavity.
Round insert tools have increasing chip• Producing a close
volume through the process.to profile side wall.

Near-square side walls possible.

Centre clearance Side wall

Round insert

  • Greater surface contact. Increased chip section for side

wall machining.

  • Vibration in corners.
  • Undulating side wall cusps.

CNC Programme - Corner Radius Definition 80.0VX.92 Programming Data (mm)

Insert size (mm)RadiusRL
The use of common CAD / CAM systems requires a round
0,82,501,02
insert dimension to be known for cavity machining. This is12
1,22,730,97
available with 80.0VX92 cutters as shown to the right and161,24,181,46

R L in the reference table.

For finish pass applications: Wiper Facet for finishing use max. feed 0,8 mm/revolution