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My own Robotic Arm version (Mexico)

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Eduardo Ramos
(@eduardo-ramos)
New Member
Joined: 3 months ago
Posts: 1
Topic starter  

Hello everyone!!

I´m sharing with you my robotic arm "Ramos MK-III", a version I made for academic purposes, based in the AR2 robot.

I had 1 month to develop a robot arm, so I took stepper motors that I had at my hand. I made my own design based on the AR2 but according to the stepper motors I had, also using pulleys and timing belts instead of planetary gearboxes.

This version is not as accurate as the AR2 is, but stills functional and is way cheaper.

https://anninrobotics.com/wp-content/uploads/2025/07/My-own-Robotic-Arm-version-Mexico.avif

 
MK-III Design
 
 

Here you can see the MK-III moving:

Thank you for your time! Greetings!


This topic was modified 3 months ago by Eduardo Ramos

   
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Avatar of eyob yosef
(@eyob-yosef)
New Member
Joined: 3 months ago
Posts: 1
 

that's great job ....thanks for sharing it.

Can you share the "Ramos MK-III" design file. i'm 5th year mechanical engineering student and i'm doing my final year project on robotic arm like you.

my email yoyoyoeyo@gmail.com



   
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Avatar of tcm3105
(@tcm3105)
New Member
Joined: 3 months ago
Posts: 1
 

Hello Eduardo,

I really like your arm modification. In the next semester I will build a robot arm with students in Gdansk Technical University (in Poland).

Your project seems to be an ideal candidate. Can you share the "Ramos MK-III" project (solid works) file (for educational purposes)?

 

Greetings from Poland

 

my email: tcm3105"AT"o2.pl ... "AT" = @

Greg



   
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Avatar of ruizvial
(@ruizvial)
Active Member
Joined: 3 months ago
Posts: 8
 

Hola Eduardo un saludo desde Chile, excelente trabajo!!. Me gustaria hacerte unas preguntas al respecto de acuerdo a la experiencia que conseguiste armando ese brazo,

 

- es mas rigido hacer el brazo robotico con aluminio o con plastico??,

 

- a veces veo los comerciales de los robot KUKA, y noto que quizas es un poco lento el AR2, es tan asi??,

 

- hay algunos dispositvos para mejorar la velocidad de los motores de paso, y hacerlos como que trabajaran tipo servo con algunas placas arduino adosadas en los motores, las conoces??,

 

- con que placa trabajaste la arduino mega rev3 o la que venden en adafruit (la metro) con un procesador mas rapido?.

 

Que cosa le mejorarias al brazo que hiciste?, por lo que he leido, el Autor tiene la intencion de hacer un brazo que emule el KUKA con un alcance un poco mayor de un metro, mejorar la capacidad de carga, pero todavia esta viendo o quizas pensando/re-pensando el tema de si usar servos o no, se que eso encareceria harto el brazo, y lo mas seguro la inversion en motores llegaria a un poco mas de 1,500 dolares, tambien el tema de software siento esta un poco cuesta arriba, pensando que hay que usar la plataforma ROS. Piensas seguir mejorando tambien con un nuevo brazo?

 
 

saludos



   
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Chris Annin
(@chris-annin)
Member Admin
Joined: 3 months ago
Posts: 538
 

Very nice. I like it a lot. Thank you for sharing - good work.



   
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