Monthly Archives: December 2012

Working on the Shaft…

I had some funky music going through my head when I wrote that title. Ok.. Some I working my way to modeling my the x-axis ball screw shaft.  One thought at the moment, is there’s going to be all kinds … Continue reading

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Step 2 done, need to rethink step 3 on the point transfer macro.

So things are moving along on my macro project.  My original goals below  I have  I’ve come to release where flawed. Step 3 is really not necessary when the transfered point becomes the origin of the new sketch plane. 1 … Continue reading

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Working on step 2 of my point transfer macro..

Ok.. So I started this macro stuff about 10 days ago.  I had to go to see where I am with my goals. Regardless of whether I do this through a macro or manually, I think the steps would be … Continue reading

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In need of a macro for my Sherline Ball Screw retrofit project Step 1 Finished off) Capture the Target Document.

Ok… I think I’m starting to make some hay here.  Step one capturing the target point is almost done. Getting back at what I’m trying to do here.   Basically I have a  new  saddle saddle for the Sherline that I … Continue reading

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Step 1 continued. Trapping the point in 3d space.

This post is an agglomeration of my research notes/links for developing this project. It’s a bit garbled, but  I think contains some interesting stuff So I ran across a small critter in sketch edit that hopefully will get fixed soon.(See … Continue reading

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In need of a FreeCAD macro cont… Getting hung up on step 1

I’ve been playing around a bit with Python FreeCAD macros.   (They’re sort of fun once you understand the indentation requirements).   My objective is to develop a generic macro, while solving a specific problem. Specific Problem to be Solved I have … Continue reading

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In need of a Freecad Macro

Freecad Modeling  of my Sherline ballscrew conversion has been moving right along.   I find myself writing down coordinates and retyping them when I needed to create a new sketch for a new object that I was drawing out. At … Continue reading

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Research notes and such and fixing some flaws.

I thought I had my saddle and z-axis rail modifications  looking about how I want them.  That got me looking at the next step at making the bearing mounts for the ball screws. In the process of writing this post … Continue reading

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Z-axis rail posts added

Ok.. I got the z-axis rail modded.  I’m don’t like the way the mounting  on the Sherline looks.  It just seems like it would be subject to a lot of deflection.   I added some additional mounting holes for the revised … Continue reading

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Working on the revised column

I managed to get the basic shape of the column..  Many more things to mod

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