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Orac Spindle Pulley Bore + Keyway size

Posted: Fri 31 Aug , 2018 10:03 am
by robertspark
I was just wondering if anyone knows what diameter the spindle pulley bore is and the keyway size is?

Looking to put a taper lock HTD pulley on it with a servo motor to upgrade an indexing spindle.

Thanks,

Rob

Re: Orac Spindle Pulley Bore + Keyway size

Posted: Sat 01 Sep , 2018 14:59 pm
by robertspark
Spindle pulley is 30mm dia, keyway is ~8mm wide and ~3mm deep (into the pulley)

Spindle pulley is ~61.7mm dia

Motor pulley is ~ 34.7mm dia

Pulley ratio is therefore ~ 1.778:1