Robot HQ

Tag: VEX IQ

Limit Switches for your Lift

I looked around on YouTube for easy solutions to my lift problem: If I wasn’t careful, the lift would go past it’s usable range and break something like a linkage or a gear would pop out. Clearly I needed to add some limit switches to turn off the motor once it reached the upper and …


Making of 4BDR (Four Bar Double Reverse)

Auto-Stacker

After trying to auto stack with the 4BDR design, we decided that it was too difficult to get the bonus hubs with that robot. (It was a very nice design though). I saw a YouTube video of another auto- stacker, which led to this design. No fancy four bar lift, but a very neat stacking …


Better drive option for 4BDR

Stable Reverse- Double 4 Bar Prototype

VEX IQ reverse- double 4 bar lift

New Robot – 101

I finally got to build a new robot. I named it 101, after the famously tall skyscraper in Taipei. As we discovered in the previous posts, the Flex robot (even after improvements) couldn’t reach high enough to pick up the bonus hubs. This wasted precious time, knocking the hub off the tower and then having to …


Different drive options

Programming IQ

The Next Level challenge also has a programming challenge part. I did a practice run on programming in the living room today.  I wrote a fairly simple little program for the Flex robot to go pick up a hub, deliver it on a little mat and return to the starting location. For fun I also …


Improving Flex

The original Flex from the VEX IQ website. It is suggested as the best robot chassis to use for the 2018-2019 Vex IQ Next level Challenge. We built this robot from the instructions on the website, but found it lacking a some areas: 1: The hook design didn’t allow for the robot to lift itself …