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Re: kicad StepUp update and STEP repository of parametric models

 

Hi Marcos,

1) it is really strange you are having these problems in conserving colors with union...
Attached there are the screenshots of the menus/procedure I use
(hoping they will be attached and not filtered... sometimes I get them rejected in the mailing list)
please let me know if you get the images

2) as I write in my previous mail, the problem with rotation is FreeCAD 016 version, not the kicad_StepUp script .. build the stable FC015 version and you will not have any problem attached also an image of the board with modules generated from kicad_StepUp using FC015

I'm finishing to arrange all the files and I will send them

Maurice



On 19/08/2015 23.37, Marcos Chaparro wrote:
Thanks Cirilo,
opening the dxf generated by FreeCAD with LibreCAD and then exporting to
DXF from LibreCAD worked.

This screenshot is the result of the StepUp script:
http://www.paltatech.com/files/DXF_workaround.png

Maurice, I managed to fuse the objects using part->union. After the fusion
the colors get messed up, but I discovered that you can edit each face
color to fix them with right click->set colors, so I'm doing it that way
for now.

Now I only have to discover why the connector and pins are rotated.

Regards








Marcos

On Wed, Aug 19, 2015 at 5:57 PM, Cirilo Bernardo <cirilo.bernardo@xxxxxxxxx>
wrote:

On Thu, Aug 20, 2015 at 2:52 AM, Marcos Chaparro <nitrousnrg@xxxxxxxxx>
wrote:

Hi Maurice,



1) could you please send me also the board with only these 3 modules
(usb, qfn, pogo_pin)? (no net, just edge and 3 modules would be fine)
it would be easier check the probs


You'll find the design files here
https://github.com/paltatech/std-mainboard

In my computer the 3D files are in
/usr/local/share/kicad/modules/packages3d/walter/step/


2) fusion with color is possible in FC 015 and 016 ... I'm going to send
the X2QFN-12 fused with color asap ... wich command do you use?
Part, Make a union of several parts?


I'm using part->make compound (in part workbench)
or part->boolean->union (also in part workbench)



4) could you please send me also a copy of the trouble pcb edge (no net
no modules), to check if the problem is in kicad exporting to IDF or in
importing IDF from FC


Also included in the github repo. The outline was imported from a DXF
file generated with freecad. The 3Dviewer displays it correctly, but I
think the error is in the DXF importer because "Global spread and place" ->
"spread out footprints not already on board" didn't detect the outline, so
it probably has a disconnected segment somewhere and 3DViewer is flexible
enough to display it despite the errors

[snip]


Hi Marcos,

  If there is a problem with the DXF import which leaves an
unconnected segment then the IDF exporter will not be
able to create a board since it will not know how to repair
the bad outline.  If you can use LibreCAD to create the
outline and use only circular arcs and line segments the
results may be better. There have been a few discussions
recently about FreeCAD producing DXF files which do not
import well in KiCad.

- Cirilo


Attachment: make-union-fused-with-colors.png
Description: PNG image

Attachment: make-union.png
Description: PNG image

Attachment: STEP-models-fused-and-oriented.png
Description: PNG image


References