[OpenTRV-dev] Mass box printing

[Damon Hart-Davis]

I do 0.3mm layers; 2h is about right.  Which is why I don’t want to tie your life up on mass production.

Rgds

Damon


On 27 Nov 2013, at 08:56, Bo Herrmannsen <EMAIL ADDRESS HIDDEN> wrote:

> Pronterface says:
> 
> 4631.27473342 mm of filament used in this print
> 
> that is for all 4 layers in one go at best resolution the printer can (0.1mm layer hight) print time is an insane 6 hours... at 0.2 mm it would be half... and at 0.3mm it would be 2 hours
> 
> 
> Den 27/11/2013 kl. 08.41 skrev Stuart Poulton:
> 
>> "Most service bureaux charge per unit volume of material used in the building of the model, and not the total volume. We like to do it a little different…. we charge for the total swept volume of the part, but at about a tenth of the cost of the going rate!"
>> 
>> Which seems like a fair way to do it.
>> 
>> On 27/11/13 07:39, Bo Herrmannsen wrote:
>>> 90cm3 seems like a lot... does that assume its hollow?
>>> 
>>> /bo
>>> 
>>> Den 27/11/2013 kl. 08.36 skrev Stuart Poulton:
>>> 
>>>> Ok, taking the URL below, and making the following assumptions
>>>> 
>>>> OpenTRV box is ~ 5.5cm x 5.5cm x 3cm
>>>> 
>>>> This gives a swept volume of 90.75 cm3, at 10pence per cm3, total price is £9.75 + VAT
>>>> 
>>>> I appreciate that 3d printing is great, but for that sort of price I can get a nice case that looks like this
>>>> 
>>>> https://dl.dropboxusercontent.com/u/6014682/IMG_0434.JPG
>>>> 
>>>> 
>>>> Stuart
>>>> 
>>>> 
>>>> On 26/11/13 21:26, Bruno Girin wrote:
>>>>> I got some prints done by those guys before I had a 3D printer: http://www.3dprint-uk.co.uk/
>>>>> 
>>>>> They are based in Brick Lane and the prints are of very good quality. The only downside is that they do any colour as long as it's white.
>>>>> 
>>>>> 
>>>>> On 26 November 2013 17:03, Damon Hart-Davis <EMAIL ADDRESS HIDDEN <mailto:EMAIL ADDRESS HIDDEN>> wrote:
>>>>> 
>>>>>    Hi,
>>>>> 
>>>>>    I would like to have a small number of the current OpenTRV box
>>>>>    design printed by (say) 2 different organisations in preparation
>>>>>    for printing up 40 or more very soon for the trial, to find out
>>>>>    who is reliable and produces good prints and is easy to deal with.
>>>>> 
>>>>>    Would you like to suggest one or more to test out in this way?
>>>>>     Might be commercial or not (eg TVRRUG).
>>>>> 
>>>>>    Rgds
>>>>> 
>>>>>    Damon
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> -- 
>>>>> Bruno
>>>>> Visit my weblog: http://brunogirin.blogspot.com
>>>>> 
>>>>> 
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