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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Sat 09 March 2019, 17:32
Replies: 449
Views: 183,160
Posted By Castone
Belt Drive update

I put these belt drives on my machine in late 2009 I use my machine every day and cut a wide range of products, today 3/9/2019 is the first day I have had to do anything with my belt drives as I...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Wed 03 February 2010, 18:05
Replies: 449
Views: 183,160
Posted By Castone
Well,give a little take a little. The hole is...

Well,give a little take a little. The hole is smaller, but a person could turn a spacer and weld it into the original motor mount kind of like chopper did. Then just make the other plate out of flat...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Wed 03 February 2010, 13:21
Replies: 449
Views: 183,160
Posted By Castone
Any one who whould like to try them, here are the...

Any one who whould like to try them, here are the drawings for the belt drives.
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Sat 30 January 2010, 20:30
Replies: 449
Views: 183,160
Posted By Castone
The two small washer are what keeps the shaft...

The two small washer are what keeps the shaft from wondering around, they work like a thrust washer and ride against the inner race of the bearing one on each side. I supply it in the kit. But you...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Sat 30 January 2010, 18:06
Replies: 449
Views: 183,160
Posted By Castone
Here is the parts list.

Here is the parts list.
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Sat 30 January 2010, 17:49
Replies: 449
Views: 183,160
Posted By Castone
Here are some pics again. The belt drives can be...

Here are some pics again. The belt drives can be built pretty easy . I would recomend having the stand offs made on a lathe but everything else can be done with a hand drill as I made mine with...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Sun 30 August 2009, 08:46
Replies: 449
Views: 183,160
Posted By Castone
Belt drive

In the drawings I will under size the bearing hole as it is fairly easy to open it up , with hand tools. I did have to play with the kerf to get this cut, but was repeatable. I think I may start...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Thu 27 August 2009, 17:44
Replies: 449
Views: 183,160
Posted By Castone
Low cost belt drive

I have still have been working on a low cost belt drive and think that I am about there. I have used two press fit bearings with the flanges to the inside,I also added a thrust bushing on each side...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Wed 15 July 2009, 19:08
Replies: 449
Views: 183,160
Posted By Castone
Belt drive

It is a belt drive design. I know it has been talked about in great detail. All I am trying to do is make it a little cheaper and easier . The bearing is from Mcmaster Carr Part # 5913K71. $11.33...
Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains Tue 14 July 2009, 19:23
Replies: 449
Views: 183,160
Posted By Castone
Gear reduction

This post was originally put in a thread of it's own, but it became clear that it was another belt drive....

I made this drawing after looking at JR's drawings. It is made using two flange...
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