Martin's Special Purpose CTC Chaser Grinder Machine
~ Martins Chaser Grinder Machine comprises a sturdy cast
~ The machine is supplied complete with a 380/420 volts, 3 phase
~ A 8 diameter cup wheel is fitted to one end for
grinding chasers, while 10 diameter wheel is mounted
on the other end and can be used for sharpening cutter bits, drills
and general purpose tools.
~ The secondary slide carrying the chaser, is mounted parallel
to the spindle and is operated by a rack and pinion thus permitting
the chaser to passed to and fro across the cup wheel. This has
a lead screw fitted with a disc graduated in divisions of 0.001
thus permitting close control of operation.
~ The chaser holder fixture has been designed to give 5 degree
clearance angle for the top of the chaser and 7 degree face clearance,
these angles having being proved satisfactory service.
~ The fixture can accommodate either a 2 1/4 wide
chaser or a 1 chaser and is provided with a diamond
dresser for dressing the grinding wheel.
~ The chaser should be passed briskly across the wheel to avoid
overheating, taking cuts of approx. 0.0005.