Chapter 6 Machining Center Carbide Insert Fundamentals 123
In addition to these three methods of holding cutters, there are many
other types of holders for cutters. More information about these variations
can be obtained from tool manufacturers’ catalogs. If you are purchasing
or using these types of tools, you should spend time familiarizing yourself
with the many types of cutters and holders available.
Safety Precautions
Certain safety precautions should be taken when machining materials
with carbide inserts. These precautions include:
• Protect against burns or physical injury that could result from high-
temperature chips coming off the workpiece.
• Select an insert size and shape that is adequate for the job.
• Avoid continuous chips that could become entangled with the tool
and work.
Figure 6-3. Various sizes of straight-shank
end mills can be mounted in this style
holder. (Kennametal)
Adapter
Collet
TGNP collet button
locates in Weldon
notch on cutter shank
Indexable
end mill
Nosepiece
Figure 6-4. Collet button provides positive drive for this
collet chuck adapter, preventing slippage of the cutter
shank. (Kennametal)
Adapter
Carbide
insert
Cutter
Socket
set screw