HP Robots | Otto Gripper
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Gripper claw to add in front of Otto. Simple Add‑On for Picking & Holding
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Model information
- Source
- Printables
- Category
- RC & Robotics
- License
- Creative Commons — Attribution — Noncommercial — Share Alike
The Otto Gripper is an easy‑to‑print accessory that gives your HP Robots Otto the ability to grab, lift, and interact with small objects. Designed as a lightweight add‑on for the Otto Starter and fully compatible with the Invent expansion, this gripper adds a fun mechanical function without complicating the build.
Perfect for STEM activities, challenges, or just giving your robot a new trick.
🧩 What It Does
Adds a simple gripping mechanism to your Otto robot
Works with the Invent expansion servo
Lets Otto pick up lightweight objects like paper, blocks, or small toys
Easy to attach and remove—no tools or modifications needed
🔧 How It Works
The gripper mounts to the front of the robot
A servo controls the open/close motion
Lightweight design keeps movement smooth and stable
Fully compatible with the Otto modular system
Buy all necessary hardware parts in a convenient kit here👈
🖨 Print Instructions
Material: PLA for main parts but the sock uses TPU to grip stuff.
No supports required
Layer height: 0.2 mm or less
Infill: 15% or more
💡 Tips
Use the gripper for classroom challenges (pick‑and‑place, sorting, mini‑missions)
Combine with Invent expansion for more precise control
Remix the claw shape to fit different objects—we love featuring community designs
🌍 Join the Community
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