- the part of a machine containing or directly supporting the moving or working parts, as the assembly supporting and driving the live spindle in a lathe.
Origin of headstock
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for headstock
When the nuts on these bolts are tightened, the headstock is firmly clamped to the bed.The Boy Mechanic, Book 2
This bed carries a headstock and a tailstock similar to a lathe.
Many lathes also have gears in the headstock for changing the speeds.
The tailstock center is ground by inserting it in the spindle in place of the headstock center.
This particular machine is driven by a motor at the rear of the headstock, connection being made with the spindle through gearing.
- the part of a machine that supports and transmits the drive to the chuckCompare tailstock
- the wooden or metal block on which a church bell is hung
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012