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Grasping with sensors

During the presentation it was pointed out that we should have documented the grasping tests with the electrodes, so I just finished...

Gripping tests.

I tested how the hand performed at gripping and holding different objects. Fist tests was with a tennis ball. This was the object that...

Attempt at integration with designed forearm

I got the forearm Poposky designed, but it does not have space for the original PCB. A new forearm needs to be done.

Assembling of Final Designed Forearm

During the past week, I assembled all the printed parts into the forearm. The forearm is considered finalized. The hand, and hardware...

Extra hand

I printed an additional hand to use with the designed forearm. I sanded the pieces, assembled the hand, and ran the fishing lines through...

PCB and Perfboard

Last Friday I finished printing the PCB. I tried soldering the traces that were not connected properly and the silver trace melt away....

PCB Design

I designed a circuit board on Eagle CAD. Unfortunately, the open lab at Valencia didn't have a board of the same size and I had to lay...

Assembling of 3D printed Parts

This is a demonstration of how the 3D printed parts are assembled. The forearm is not connected to the wrist yet, as the designed...

Forearm Design Editing

This week, I edited the designed forearm to make sure that the parts will fit in their designated housing. I also reprinted the forearm...

It works!

After testing for a couple of days, I found a great placement for each electrode. I also made some tweaks to the code and the hand...

3D Printing Parts

This week, multiple attempts to print all the parts were taking, however it was impossible to print the parts as the the 3D printing at...

Final Forearm Design

This week , I designed the full forearm including the housings for each individual components such as the arduino, the battery, and the...

Electrode cables

I soldered the electrode cables to the muscle sensor boards and connected the references of the five boards to a single electrode. With...

Housing for the Components

This week, I started working on the housing for the Servo, Arduino, and battery. The area that I focused on the most was getting an...

Fifth Sensor

This week I worked on a very rough draft of the project report. Since Poposky could not procure more electrodes by this week, I had to...

Forearm Design

Poposky starts designing the forearm in Inventor. Before the actual design, samples parts were are designed in Inventor for practices...

EMG Sensor Test

Poposky programs an Arduino Nano to test the muscle sensor. With the electrodes being placed on the forearm, and reading the muscle...

Power Distribution

Poposky set up the power module for the project. A buck converter is used to control the voltage level that goes into the Arduino.

Hand with sensors

I connected four of the sensors to the microcontroller, started testing them one by one and tweaking values in the program until I got...

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