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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Thu 20 October 2011, 11:21
Replies: 7
Views: 12,895
Posted By Tonys
Gerald, you are absolutely right. I could say age...

Gerald, you are absolutely right. I could say age and poor eye sight are to blame but more likely a non engineer trying to use proper engineering tools! Thanks

Danilon, yes springs on all motors...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Thu 20 October 2011, 09:56
Replies: 7
Views: 12,895
Posted By Tonys
Sorry fogot the pics

Sorry fogot the pics
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Thu 20 October 2011, 09:54
Replies: 7
Views: 12,895
Posted By Tonys
Sorry about quality but here are pictures of the...

Sorry about quality but here are pictures of the set up I used. The DI shows 0.5mm movement each way with a single handed push and shove! If you think this is an appropriate way to test I will test...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Thu 20 October 2011, 02:15
Replies: 7
Views: 12,895
Posted By Tonys
Backlash

I have the PK296AE SG7.2 on my machine with mod1 rack and 30tooth pinion. I broached the pinions to take a key way and used two set screws at 90 deg to fix to the shaft. With everything switched on...
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