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Progress on Richard

Hello, I'm Erwin! I assist Joost in building our own Cartesian prototyper called Richard (Dawkins). Last week he posted a message with some pictures to show our progress. Today we added the cross...

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Re: Progress on Richard

LOL! I had a feeling that it would be easy to make the corner attachments for Darwin out of something besides ABS. :-) That looks REALLY good Joost and Erwin!

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Re: Progress on Richard

Well done! And if you don't mind - I'm going to copy it! That said - you will likely have an issue with friction due to the metal on metal design of the idler bracket in contact with the rod. So...

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Re: Progress on Richard

excellent! that is really cool. keep up the good work guys. man, at this rate you will be up and printing before me!!! =)

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Re: Progress on Richard

Offcourse you can copy it - this is "open source engineering", so you should! I have also looked at tubes (had som 12mm lying around, easier to saw than stainless steel, smaller sizes might be too...

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Re: Progress on Richard

Hey Nathan, You mentioned in a previous post the thing about the trapped nuts in the wooden corner brackets. As written, I had not done that - but will. Using the screws is not working very well; it...

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Re: Progress on Richard

Hi Joost, As an alternative to trapped nuts in wood you could try the method I used here: [hydraraptor.blogspot.com]. I just drill a hole at right angle to the path of the bolt and fill it with molten...

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Re: Progress on Richard

Hi Chris, Thanks for the tip! Will definitely try that - as soon as I get my hands on some polymorph. Joost

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Re: Progress on Richard

what I found On my machine I am working on I am using MDF and had used 2 blocks stacked on top of each other I then had drilled one hole on the corner of all the blocks and inserted a nut and bolt to...

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