Pass Depth Ignored?

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gscherer
Posts: 9
Joined: Mon Mar 16, 2009 1:40 am

Pass Depth Ignored?

Post by gscherer »

I am trying out the sample 3d art files. It seems no matter what I select as the pass depth for a tool it cuts the entire piece in one pass. My first real carving was into mdf at .125 total depth for the 3d art. I was using a 1/16 ballnose. I plunged the bit all the way in. I have the pass depth set at .0312.

I found the same issue in VCP with making a pocket. It cut the entire depth in one pass and ignored the settings in the tool database.

Am I missing something here?

Thanks,
Gary

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JamesB
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Posts: 1257
Joined: Tue May 30, 2006 1:24 pm
Model of CNC Machine: Exel CNC SL60/90 Pro
Location: Warwickshire, UK

Re: Pass Depth Ignored?

Post by JamesB »

Greg, the pass-depth only applies on the roughing. When finishing the idea is to have already cleared away enough material so that it can be cleared in a single pass.
Thanks,
James

gscherer
Posts: 9
Joined: Mon Mar 16, 2009 1:40 am

Re: Pass Depth Ignored?

Post by gscherer »

Sorry for the dopey question. I realize that now. I dont have a bigger bit to do the roughing pass right now. Thats why I was trying it with the finish pass only. I have some bits on order and should have them by the weekend.
I already redid the toolpaths with a rough and finish pass and imported them into VCP. Should work out perfectly with the new bits.

Gary
JamesB wrote:Greg, the pass-depth only applies on the roughing. When finishing the idea is to have already cleared away enough material so that it can be cleared in a single pass.
Thanks,
James

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