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Old Sat 16 August 2008, 08:29
Gerald D
Just call me: Gerald (retired)
 
Cape Town
South Africa
What does a stepper motor look like inside? (geared Oriental Motor)

Opened a geared motor to see if I could could re-wire it for half-coil. Thought somebody may be interested in pics . . . . .


This motor gearbox combination was specially produced for ShopBot. Not listed in any catalogue. It was permanently wired "series" and only 4 leads exited the motor.







Verdict, re-wiring for half-coil will not be attempted today

Here is the advantage of hardened gears. Over two years hard running and the pinion still fits snugly in the rack:

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