Asked — Edited

MRB1 (My Robot Buddy V1) Project

Welcome to my MRB1 (My Robot Buddy V1)

I have removed the post because it was corrupted somehow and all the pictures and formatting was lost.

This post needs to be deleted.


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Belgium
#169  

smiller29

your design are stunning . like it alot .

#170  

Thanks but this is not my design it belongs to Federico Ciccarese, Youbionic CEO from Italy.  This is a blank slate so to speak that will come in at about 1000.00 in materials to build.  In this project they use a new control board that I posted a question about on this site because rather than using that software I would like to use ARC in the development because it brings more to the project.  Because this guy is only 40 inches tall there is not a lot of space to mount things.  Using ARC I would be able to add many more sensors to aid in controlling his ability to walk and sense his 3D space around him.

In my opinion this build could really showcase the ARC product.   But more to come on all this later on I need to complete my Inmoov build now that I have decided to use the stock arms for now anyway LOL.

#171  

Great work. You have come to the same conclusions I did during my development. Standard servos and actuators are not adequate for an inmoov. Always consider the size of the motor in that tiny servo or any of the ones tested. If you continued I believe you will end up with my conclusion, the only workable option is the low RPM, high torque BLDC motors driven with something like the O Drive. For anything walking, your problems will be magnified. I highly recommend that you watch all of James Brutons videos. I consider him the gold standard of home made robotics.

With your skills you could design a ground up that was informed by James' designs that would be better than trying to retrofit someone elses design they have not been able to get to walk yet.

#172   — Edited

Thanks Perry,  the problem I am having is really related to trying to make a stronger Inmoov arm that still looks like an Inmoov arm on the most part which I just have not been able to solve.

Gael really did an amazing job coming up with his design using the servos he picked.  I could use another 380kg or 270kg 24volt servo for the elbow but then the arm would not continue to look like an Inmoov arm.  But at some point I will learn the math needed to know 100% what is needed to get the motion I want in the forearm.

On the X1 build I agree I could have probably attempted to design my own but the X1 design is a pretty good starting point.  Also I have seen it walk moving the joints manually though the software so I know it can walk but fine tuning it by adding other sensors to help automate the movement is needed.  There are also others all over the world also working on this task.    But like the Inmoov project it is a work in progress so time will tell.   My first task is to decide if I am going to move away from the groups Software and go with ARC and change the how  we control the bot.

I am having fun learning everything needed to improve my knowledge and skills needed to be successful in this hobby.  It keeps this old man’s mind busy.  LOL

#173  

User-inserted image

Finally got his stand done!!! I thought I was never going to get this done Now I have to mount the power supply to it and once I get the new head completed and on the torso then I will mount the torso to the legs.

#174  

Wow! That is clever Smiller29. You took the base of an office chair; 3D designed and printed a connection to fit the cylinder of the chair base. Then you continued the design and print to the base of the robot. Brilliant, work! I am nowhere near that far but I have often wondered what I am going to use to mount and move the robot with. This is awesome! Your 3D design skills are impeccable.

#175  

Ya, that's impressive. Truly functional and nicely integrated.

Am I the only one that thinks that looks like it hurts.:(xD

PRO
USA
#176  

I see the last post was Nov. 2022

It is 2023 now, did I miss your finish of your robot, smiller29?