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  Topic: Culvan's CNC thread
danipe70

Replies: 41
Views: 32037

PostForum: Injection Moulding & Other Technology   Posted: Wed Feb 09, 2011 5:34 am   Subject: Culvan's CNC thread
I did the next stage. After two layers of epoxi resin with aluminum dust. I was so impatient than quickly made my firsts vacuum pulls, this is the result. The helmet is made of three parts.

Some c ...
  Topic: w40k helmet (cnc)
danipe70

Replies: 8
Views: 11811

PostForum: Injection Moulding & Other Technology   Posted: Fri Oct 29, 2010 4:57 am   Subject: w40k helmet (cnc)
croky_b, Have you cover the foam with resin, yet?

Please tell me if that method is good.. for vacuum forming, iīm following your steps. Smile.

Thanks.
  Topic: w40k helmet (cnc)
danipe70

Replies: 8
Views: 11811

PostForum: Injection Moulding & Other Technology   Posted: Tue Aug 31, 2010 2:05 pm   Subject: w40k helmet (cnc)
Hi croky_b, i tried to do the same as you; use foam to make molds for vacuum forming. I have some questions about it.
- Where do you find the model in 3d format and how is it scale?
- Which program ...
  Topic: Culvan's CNC thread
danipe70

Replies: 41
Views: 32037

PostForum: Injection Moulding & Other Technology   Posted: Wed Jan 27, 2010 6:29 am   Subject: Culvan's CNC thread
You are right, i used watered down white glue.
To do the mold, try to protect de foam with a layer of epoxi resin or poliuretane resin (not poliester resin), then sand the resin and paint it.

Se ...
  Topic: Arduino Controller?
danipe70

Replies: 10
Views: 10182

PostForum: Injection Moulding & Other Technology   Posted: Thu Jan 14, 2010 6:21 am   Subject: Arduino Controller?
Donīt worry about de height, also 10 cms would be sufficient. Try to cut more than 6 cms will bring other problems like:
- The milling tools are no longer than 5 cms.
- The cutting length is no long ...
  Topic: Arduino Controller?
danipe70

Replies: 10
Views: 10182

PostForum: Injection Moulding & Other Technology   Posted: Tue Jan 12, 2010 11:32 am   Subject: Arduino Controller?
Some photos:

http://i765.photobucket.com/albums/xx299/danipe70/P1010234.jpg

http://i765.photobucket.com/albums/xx299/danipe70/P1010233.jpg
  Topic: Arduino Controller?
danipe70

Replies: 10
Views: 10182

PostForum: Injection Moulding & Other Technology   Posted: Tue Jan 12, 2010 11:31 am   Subject: Arduino Controller?
My CNC is made of mdf and i used rails of kitchenīs drawer for the movement of ejes X and Y. I think is the cheapest and easy way. With this machine i can cut mdf, wood, foam, and aluminiun (very slow ...
  Topic: Arduino Controller?
danipe70

Replies: 10
Views: 10182

PostForum: Injection Moulding & Other Technology   Posted: Mon Jan 11, 2010 3:39 am   Subject: Arduino Controller?
Hi LaughingCheese, in my homemade cnc, I used an inteface from de page

http://www.esteca55.com.ar/proyectos.html

and the drivers are based in the C.I. SLA7260 (look in the web)

and trey wo ...
  Topic: Culvan's CNC thread
danipe70

Replies: 41
Views: 32037

PostForum: Injection Moulding & Other Technology   Posted: Fri Jan 08, 2010 1:54 pm   Subject: Culvan's CNC thread
Thank you, for you support TK 109.

I don't know if you could help me?. I need the real measures of the helmet to scale my autocad file, Do you know where could i find it?

Thanks to all that mak ...
  Topic: Culvan's CNC thread
danipe70

Replies: 41
Views: 32037

PostForum: Injection Moulding & Other Technology   Posted: Thu Jan 07, 2010 2:47 pm   Subject: Culvan's CNC thread
Photos of my first test mold. It was to small and will be resized.

http://i765.photobucket.com/albums/xx299/danipe70/P1010233.jpg

http://i765.photobucket.com/albums/xx299/danipe70/P1010234.jpg
...
  Topic: Culvan's CNC thread
danipe70

Replies: 41
Views: 32037

PostForum: Injection Moulding & Other Technology   Posted: Thu Jan 07, 2010 2:30 pm   Subject: Photos of my cnc machine and first test of a helmet mold
My CNC machine and some first part of a stoormtropper helmet.

http://i765.photobucket.com/albums/xx299/danipe70/P1010227.jpg
http://i765.photobucket.com/albums/xx299/danipe70/P1010228.jpg
[img]ht ...
  Topic: Culvan's CNC thread
danipe70

Replies: 41
Views: 32037

PostForum: Injection Moulding & Other Technology   Posted: Thu Jan 07, 2010 2:04 pm   Subject: Protect foam with epoxy resin.
Iīm walking in the same way as you:

1.- Made my own cnc machine.
2.- Cut sheet of blue foam 3 cms depth. Wood or MDF are slow to machine. I use Rhinoceros with a pluging Rhicam to make the G Code. ...
 
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