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Gerald D
Forum:
Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Tue 19 February 2008, 10:25
Replies:
12
Hardening the pinions, (or the racks?)
Views:
20,401
Posted By
Gerald D
On the ShopBots, the pinions are unhardened - the...
On the ShopBots, the pinions are unhardened - the general experience there is that the pinions last about a year while the racks go 5 years plus. The traditional thing for us mechanical blokes is to...
Forum:
Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Sat 26 January 2008, 09:09
Replies:
12
Hardening the pinions, (or the racks?)
Views:
20,401
Posted By
Gerald D
I don't think it is a problem if you drill right...
I don't think it is a problem if you drill right through and clean off the burrs.
The normal hardening method for small gears is case-hardening, which isn't a typical DIY job. If you can't get an...
Forum:
Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Mon 26 November 2007, 08:14
Replies:
12
Hardening the pinions, (or the racks?)
Views:
20,401
Posted By
Gerald D
Nils, racks are very rarely hardened. I harden...
Nils, racks are very rarely hardened. I harden the pinions only. The pinions wear faster than the racks because they might only have 30 teeth compared to the over 600 teeth on the rack. An...
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