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Digital Rip Fence mod on K500


 

Hi,

I got a Fiama DRO to mod my K500 rip fence. To attach the FIAMA F7, I plan to add a 90 degree aluminum bracket on the inside of the rip fence housing protruding toward the rip fence scale on the saw. I plan to cut a small offset on this bracket in oder to fit it inside the rip fence housing. See picture below with the bracket in white.



However, I wonder which thickness I should go with. I believe 1/2 inch is what I am looking for the width based on how close the housing is from the saw scale, but the thickness I have no idea. I am looking at those aluminum brackets:



Any feedback would be nice,

Thanks,

Bill


 

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I would get 1/8“ thick, and probably start with a piece of 1”x1” from Home Depot or Lowes, they sell it there. You can always cut it down on the length of the legs on the bandsaw if it’s too big. You will have to experiment a bit to see what works, I suspect they won’t all the the same as the distance of how far out that Felder mounts the bar is probably somewhat variable.

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Dec 27, 2021, at 2:10 PM, Bill James via <xxrb2010@...> wrote:

Hi,

I got a Fiama DRO to mod my K500 rip fence. To attach the FIAMA F7, I plan to add a 90 degree aluminum bracket on the inside of the rip fence housing protruding toward the rip fence scale on the saw. I plan to cut a small offset on this bracket in oder to fit it inside the rip fence housing. See picture below with the bracket in white.
<Screen Shot 2021-12-27 at 4.09.42 PM.png>


However, I wonder which thickness I should go with. I believe 1/2 inch is what I am looking for the width based on how close the housing is from the saw scale, but the thickness I have no idea. I am looking at those aluminum brackets:



Any feedback would be nice,

Thanks,

Bill <Screen Shot 2021-12-27 at 4.03.00 PM.png><Screen Shot 2021-12-27 at 4.05.21 PM.png>


 

Thanks Brian,

I do not have a band saw, but I might be able to cut in down on the length with a hand saw as the housing is only 5 inches wide.

Bill


 

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Chop saw, your felder table saw, a hacksaw, jigsaw, just about anything will work. You can start with smaller if that’s what you think will work. It’s just harder to add material than it is to take away….

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Dec 27, 2021, at 8:21 PM, Bill James via <xxrb2010@...> wrote:

Thanks Brian,

I do not have a band saw, but I might be able to cut in down on the length with a hand saw as the housing is only 5 inches wide.

Bill


 

Thanks,

Any advice on how to drill holes in the fence housing? Like standard multi material drill bit but slow speed?

Bill


 

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Regular drill bits will drill cast iron just fine, you have to go slow though, like 600-1000 rpm for 1/8” to 1/4” sized holes. No oil is needed, you can drill it dry, just blow the chips/dust out of the holes, cast iron just crumbles instead of making stringy chips. Same goes for tapping.

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Dec 27, 2021, at 9:04 PM, Bill James via <xxrb2010@...> wrote:

Thanks,

Any advice on how to drill holes in the fence housing? Like standard multi material drill bit but slow speed?

Bill


 

Search for aftermarket DRO installs within this forum and you will see what a few others here have done including photos. It is a worthwhile upgrade.?
--
Mike B


 

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?

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Dec 28, 2021, at 12:25 PM, Mike Bemis <Michaelsbemis@...> wrote:

Search for aftermarket DRO installs within this forum and you will see what a few others here have done including photos. It is a worthwhile upgrade.?
--
Mike B


 

Thanks,

That video is the base for what I am trying to do. His RiP Fence housing is way bigger than mine, so this is the area I am gonna adjust. The principle is the same.

Bill


 

Stupid question about the magnetic strip,

The product comes with two strips, one thick that is supposed to the magnetic strip and one thin that is supposed to be a cover strip for protection.

I guess I have to install the magnetic strip first and then add the stainless steel cover strip on top of it? I also wonder whether I need the protective strip or for this application this is not needed?

Thanks,

Bill


 

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You don’t have to use the cover strip, but it does protect the soft magnetic layer. I would use it.

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Dec 30, 2021, at 12:03 PM, Bill James via <xxrb2010@...> wrote:

Stupid question about the magnetic strip,

The product comes with two strips, one thick that is supposed to the magnetic strip and one thin that is supposed to be a cover strip for protection.

I guess I have to install the magnetic strip first and then add the stainless steel cover strip on top of it? I also wonder whether I need the protective strip or for this application this is not needed?

Thanks,

Bill


 

Thanks,

After having cut the parts, drill holes in the housing fence, I realized that the fence is way way too small to use machine screws from inside to outside. Also the fence housing is way too close to the saw scale for the solution in the video. The sensor is bigger than the space you have between the housing and the saw scale.
It seems that the only way to mount the sensor is either under the actual fence or to the side of the housing using a custom made block to get everything dial in within the 1 mm margin as well as the 1 degree margin.

On this saw, it looks like the basic wixey solution attaching on the side is the easy way to go.

Bill


 

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Take some pictures of the fence housing on the bar so we can see what sort of room and position you need. Shouldn’t be hard to come up with something.

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Dec 30, 2021, at 1:03 PM, Bill James via <xxrb2010@...> wrote:

Thanks,

After having cut the parts, drill holes in the housing fence, I realized that the fence is way way too small to use machine screws from inside to outside. Also the fence housing is way too close to the saw scale for the solution in the video. The sensor is bigger than the space you have between the housing and the saw scale.
It seems that the only way to mount the sensor is either under the actual fence or to the side of the housing using a custom made block to get everything dial in within the 1 mm margin as well as the 1 degree margin.

On this saw, it looks like the basic wixey solution attaching on the side is the easy way to go.

Bill


 

Here are some pictures:






Thanks,

Bill


 

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Looks like plenty of room to me, you nestle the read head into the pocket inside the casting. It might take a bit of playing about to come up with a bracket, but looks plenty doable to me.

Brian Lamb
blamb11@...
www.lambtoolworks.com




On Dec 30, 2021, at 2:03 PM, Bill James via <xxrb2010@...> wrote:

Here are some pictures:

<IMG_3442.jpg>


<IMG_3443.jpg>

Thanks,

Bill


 

Agree this is also a solution,

This bracket is definitively not a standard or easy part with the tools I have. Way beyond what I can produce.

Bill


 

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Hi Bill:

I did the YT video that is floating around. ?

I just made the bracket with a bit of copper, a vise, a blunt force tool (hammer), and a grinder…not the prettiest but all you need is functionality. ?I did a couple of “prototypes” before I achieved acceptable,

Best, Terry

On Dec 30, 2021, at 9:27 PM, Bill James via <xxrb2010@...> wrote:

Agree this is also a solution,

This bracket is definitively not a standard or easy part with the tools I have. Way beyond what I can produce.

Bill


 

Thanks Terry for the feedback,

I might try an aluminum 90 degree bracket on a side if I am motivated or I keep the F7 for something else later on.

I am back building furnitures, this will have to wait :).

Bill


 

Thanks for the private feedbacks I received,

I am now looking for this kind of solution as it seems easy to adjust:

/g/felderownersgroup/photo/104452/1245905?p=Created%2C%2C%2C20%2C2%2C0%2C0

I wonder what is the name of this metal profile? It looks like a mix between U and Z.

Bill


 

Bill,
? That was my build.? I'll look in the shop to see if I have any extra pieces.? I just cobbled together what I had.
Thanks,
Dave Davies

On Sun, Jan 2, 2022 at 11:05 AM Bill James via <xxrb2010=[email protected]> wrote:
Thanks for the private feedbacks I received,

I am now looking for this kind of solution as it seems easy to adjust:

/g/felderownersgroup/photo/104452/1245905?p=Created%2C%2C%2C20%2C2%2C0%2C0

I wonder what is the name of this metal profile? It looks like a mix between U and Z.

Bill



--
Dave & Marie Davies

318-219-7868