Delta robot loading the train wagons

 

The Mindstorms EV3 Delta robot will be used to load the wagons. A first run can be viewed on Youtube:

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How to? Synchronizing two threads

In the EV3 programming environment, it is possible to start multiple threads. For example, you want two motors to run simultaneously and when both motors are finished, you want to play a sound. But there is no default mechanism in the programming environment to continue with the main thread when the second has also finished. InĀ  the example below, the “Ready” sound is played too early if motor A finishes before motor B is finished.

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Loading the train with the 6-axis DOF robot arm

I wrote a small test program for the robot arm to load the train with two containers. Loading the two wagons was done in one minute, so much faster than the candy crane.

Have a look at the video and please share with me what you think of it.