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S56 | AUGUST 2009 | MACHINE TOOL SUPPLEMENT
Machine tool spindles are high-tech products. Technicians maintaining them typically require special diagnostic
tools and intense technical training. Those two issues add up to a serious question for shop managers: Should your
shop fully maintain its own spindles? Or, should you largely farm that func-
tion out to machine tool builders, spin-dle builders and spindle maintenance and repair companies? Most experts say don’t try doing complete maintenance in-house. The level of in-house mainte-
nance that’s appropriate depends on sev-eral factors.
“Companies should not do their own spindle maintenance,” said Tony Landl, chief engineer for Wm. Sopko & Sons Co., Cleveland. “Machine shops that are qualified to repair spindles are few and
IS #29
Colonial Tool
Colonial Tool Technician Duane Eddie maintaining a spindle for a CNC machine tool.
Who should perform spindle maintenance in machine shops?
By George Weimer
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