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Richards
Forum:
Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Sun 07 October 2007, 08:25
Replies:
15
Why must the gear teeth be so small or fine?
Views:
25,134
Posted By
Richards
McMaster-Carr has a variety of spur gears. The...
McMaster-Carr has a variety of spur gears. The 20-tooth part number is 5172T12 (catalog page 1013, $13.67 each). The 25-tooth part number is 5172T13 (catalog page 1013, $14.23 each). The 30-tooth...
Forum:
Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Sat 06 October 2007, 07:57
Replies:
15
Why must the gear teeth be so small or fine?
Views:
25,134
Posted By
Richards
I use a 20-tooth spur gear on my Shopbot...
I use a 20-tooth spur gear on my Shopbot PRT-Alpha. The machine originally came with direct drive motors (no-gearbox). The pitch diameter of that spur gear is 1-inch, so each time the stepper...
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