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Johann Voigtlander
Johann Voigtlander
@johann-voigtlander
Estimable Member
Joined: Jul 8, 2025
Last seen: Sep 20, 2025
Topics: 11 / Replies: 76
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RE: AR4 Leader arm

@aleksandr-dobkin Wow! Very cool! Is the software totally separate to the AR4 control software?

2 months ago
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RE: AR4 Leader arm

@aleksandr-dobkin Do you have any videos of this working Aleksandr? This looks really great. Cheers

2 months ago
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RE: AR4 Leader arm

I have not seen that for the AR4, but it would be cool to implement it.

2 months ago
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RE: AR4 Leader arm

What do you mean by leader arm?

2 months ago
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RE: Aluminum parts

Purchase CAD files here:

2 months ago
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RE: AR4 (MK2) External Control through python

@mrgladeines This looks very interesting. Do you have any videos showing how it works?

2 months ago
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RE: J5 linear rods sliding

use locktite on the setscrews too

2 months ago
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RE: J5 linear rods sliding

Make sure that the linear rod is pushed in far enough so that the set screw actually bites onto it.

2 months ago
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RE: Advice on Fitting Linear Rods in J5 Housing

There are set screws to hold those 3mm rods. so drilling the hole out to fit them should be fine:  Advice-on-Fitting-Lin...

2 months ago
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RE: AR4 with ROS or RoboDK?

Hi Mateo, I was wondering what type of welder you plan on using and if you've done anything different to the wiring to prevent any welding elect...

2 months ago
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RE: Drawings for AR4-MK3 and difference between AR4

you can buy mk3 files here: just find dimensions from there these parts changed:

2 months ago
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RE: J6 MK-3 CAD changes

Thanks for the reply, no worries :) Cheers, Johann

2 months ago
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Replies: 2
Views: 82
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RE: AR4 Arduino nano problems

Sounds like a loose connector, make sure everything is properly connected, swap out the USB cable, and even plug directly into the arduino to the PC w...

2 months ago
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