Re: This engineer claims 100 grams direct extruder. I want one February 03, 2016 12:23AM |
Registered: 8 years ago Posts: 5,232 |
Re: This engineer claims 100 grams direct extruder. I want one February 03, 2016 01:54AM |
Registered: 9 years ago Posts: 1,035 |
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o_lampe
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realthor
@Olaf: I don't find the moving bed being an obstacle for a flying extruder.
Right, my argument aimed in the opposite direction. The x-axis is now lighter due to the flying extruder, but the moving bed is still heavy and therefor slow.
Re: This engineer claims 100 grams direct extruder. I want one February 04, 2016 10:58PM |
Registered: 8 years ago Posts: 1,671 |
Re: This engineer claims 100 grams direct extruder. I want one February 07, 2016 04:49PM |
Registered: 9 years ago Posts: 1,035 |
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Srek
Yes, it's M8 threaded rod. The machine is planned as a real RepRap with very basic parts that are easy and cheap to source. The mechanical design is nearly finished, i am in the process of going over all printed parts for optimization and some smaller adjustments. Once that is done a second prototype will be built and tested. After that the final BOM is compiled.Quote
realthor
I have noticed threaded rod on your Z or am I mistaking?
I still have a big problem with the firmware. while in theory Marlin supports Dual X carriage that part is effectively not working currently.
Re: This engineer claims 100 grams direct extruder. I want one February 07, 2016 05:37PM |
Registered: 12 years ago Posts: 2,470 |
Re: This engineer claims 100 grams direct extruder. I want one February 07, 2016 05:49PM |
Registered: 8 years ago Posts: 1,671 |
Re: This engineer claims 100 grams direct extruder. I want one February 07, 2016 05:50PM |
Registered: 9 years ago Posts: 1,035 |
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Srek
I got the silicone from here
[www.trollfactory.de]
I doubt that thicker silicone will make much of a difference before it becomes unusable. There aren't that many different types that can resist these temperatures, so i only tried this one.
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MechaBits
I just found these nema 8 steppers, would be great if they could be made to work as the direct feeder, just not sure they can,
[www.ebay.co.uk]
[www.ebay.co.uk]
[www.ebay.co.uk]
[www.ebay.co.uk]
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 04:43AM |
Registered: 12 years ago Posts: 2,470 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 08:49AM |
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Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 09:17AM |
Registered: 12 years ago Posts: 2,470 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 09:20AM |
Registered: 9 years ago Posts: 517 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 09:24AM |
Registered: 9 years ago Posts: 1,035 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 09:48AM |
Registered: 11 years ago Posts: 5,780 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 10:46AM |
Registered: 9 years ago Posts: 1,035 |
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the_digital_dentist
If you want small, geared motors, there's plenty available. Here's one: [www.goldmine-elec-products.com]
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 10:54AM |
Registered: 8 years ago Posts: 1,671 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 11:43AM |
Registered: 11 years ago Posts: 5,780 |
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realthor
But for a DC motor you need an encoder, then interface that with current software. There is nothing like that in mainstream Marlin or Repetier and you will need a separate board just to read the data from the encoder. At least that's the way one of the few such courageous builds I know about does it.
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 11:53AM |
Registered: 9 years ago Posts: 1,873 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 11:58AM |
Registered: 8 years ago Posts: 1,671 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 12:51PM |
Admin Registered: 16 years ago Posts: 13,898 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 04:18PM |
Registered: 9 years ago Posts: 978 |
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realthor
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MechaBits
I just found these nema 8 steppers, would be great if they could be made to work as the direct feeder, just not sure they can,
@MechaBits: Nema8 is kind of small. Not sure if that can be used, my uneducated guess would be to take the 19:1 and reduce microstepping.
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 04:42PM |
Registered: 8 years ago Posts: 1,671 |
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 05:10PM |
Registered: 9 years ago Posts: 1,035 |
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MechaBits
Yes I like the pancakes and would like to use something like that, but cant get the planatary gearbox on its own, and I'm not sure the pancake has anymore torque than the 11 or 8
Re: This engineer claims 100 grams direct extruder. I want one February 08, 2016 05:44PM |
Registered: 8 years ago Posts: 1,671 |
Re: This engineer claims 100 grams direct extruder. I want one February 13, 2016 08:21PM |
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Re: This engineer claims 100 grams direct extruder. I want one February 15, 2016 10:45AM |
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Re: This engineer claims 100 grams direct extruder. I want one February 15, 2016 05:28PM |
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Re: This engineer claims 100 grams direct extruder. I want one February 15, 2016 05:35PM |
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Re: This engineer claims 100 grams direct extruder. I want one February 15, 2016 06:23PM |
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Re: This engineer claims 100 grams direct extruder. I want one February 16, 2016 05:02AM |
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Re: This engineer claims 100 grams direct extruder. I want one February 16, 2016 06:56AM |
Registered: 9 years ago Posts: 1,873 |