Skip to content
OmArTronics
  • Robotics
    • Manipulators (Arms)
    • Mobile Robots (Rovers)
  • Arduino Projects
  • Sensors & Actuators
    • Sensors
    • Actuators
  • 3D Design & Print
    • OmArTronics Studio
    • 3D Design
    • 3D Printing
  • YouTube
    • OmArTronics Plus (EN)
    • OmArTronics (AR)
  • Shops
    • OmArTronics Shop
    • Cults3D (Models)
    • OmArTronics3D (Etsy)
  • About
  • Change language to العربية

robot arm assembly guide

OmArm One: Build a 3D Printed 7-DOF Robot Arm on Real Ball Bearings (Part 1)

17. October 202631. August 2026 by Omar Draidrya
OmArm One, a 6-joint printed arm with a parallel-jaw gripper, rendered from the CAD assembly

Build a 3D printed robot arm with 7 DOF on real ball bearings: 485 mm reach, 200 g payload, full BOM, 16 assembly animations and ESP32 web control.

Categories 3D Design & Print, Build Your Robot (Advanced), Manipulators (Arms), Microcontroller, Robotics Tags 3D printed robot arm, 3D Printing, 7-DOF robot arm, Autodesk Inventor, ball bearing robot joint, CAD tutorial, Denavit-Hartenberg, DIY Robotics, DS3240 servo, ESP32, ESP32 for robotics, OmArm One, OmArm Zero, PCA9685, robot arm, robot arm assembly guide, robot arm payload, robotic arm, ROBOTICS, ROS 2, servo calibration, servo motor, tutorial, URDF Leave a comment
Omar - OmArTronics
Omar
Mechatronics Engineer & Maker

Hey, I'm Omar. I'm a mechatronics engineer and researcher who likes building robots and Arduino projects from scratch. I share everything here so you can build your own.

Recent Posts

  • MoveIt 2 on a Real Robot Arm: ros2_control, Inverse Kinematics and a URDF That Matches the Hardware (OmArm One Part 3)
  • How to Build a 6-Axis Robot Arm at Home: Four Open Designs Compared
  • From Fusion 360 to a ROS 2 Digital Twin: URDF, RViz and Gazebo That Match the Real Arm (OmArm One Part 2)
  • Drive a 3D Printed Robot Arm with a PS3 Controller: ESP32, Bluetooth, No PC (OmArm One Part 1.5)
  • OmArm One: Build a 3D Printed 7-DOF Robot Arm on Real Ball Bearings (Part 1)

Recent Comments

  1. Omar Draidrya on OmObiArm: Building a Mobile Robot with an Integrated Robotic Arm Using Arduino and Bluetooth Control
  2. Odai Adel Ezzet on OmObiArm: Building a Mobile Robot with an Integrated Robotic Arm Using Arduino and Bluetooth Control
  3. Eshika on OmArm Zero: Build a 6-DOF (5+1 Gripper) Robotic Arm with ESP32 Web Control
  4. Omar Draidrya on DIY 6-DOF Robotic Arm – 3D Print, Wire & Program Step by Step
  5. Jeremy on DIY 6-DOF Robotic Arm – 3D Print, Wire & Program Step by Step
OmArTronics Logo

Engineering meets making. Free robotics projects for engineers, students, and makers worldwide.

Projects

Robotics IoT Projects Sensors & Actuators 3D Design & Print

Social & Video

YouTube LinkedIn Instagram TikTok

Shop & Code

Project Shop GitHub (Code) Etsy Shop Contact Us
© 2026 OmArTronics. All rights reserved. • Impressum • Privacy / Datenschutz • Terms / AGB • Withdrawal policy / Widerruf • License • Contact • Cookie settings • Withdraw from contract / Vertrag widerrufen
OmArTronics
Manage Consent
To provide the best experiences, we use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
  • Manage options
  • Manage services
  • Manage {vendor_count} vendors
  • Read more about these purposes
View preferences
  • {title}
  • {title}
  • {title}
Change language to العربية