by GraspBionicHand, published

Grasp by GraspBionicHand Mar 2, 2017




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1148Views 168Downloads Found in Robotics


This project pretends to get a bionic hand with a low cost and
good benefits. With a one high torque actuator by finger.

You have to pierce the holes with an M3 or M2 drill and some of that pieces you will have to file.

For this device you only will need:

4x union
4x phalanx gear
4x phalanx_1
4x worm gear
1x palm
1x wrist lead
1x upper lead
1x bottom lead
1x thumb

4 DC motors: Pololu micro metal gear motors 250:1 :


4 worm metal gears modified with a prisoner screw and 4mm shorter, can be cutted with a dremell machine:


Or use the plastic ones!

Arduino Nano:


2 Pololu DRV8833 motor drivers:


Micro servo motor: Tower Pro mg90s:


Myo ware muscle sensor or other sensor to control it.

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