Active attachment for changing gear orientation - part 3
Building instructions for a LEGO Mindstorms EV3 active attachment for changing gears orientations. This is the third attachment from the series.
- #86
- 27 Oct 2014
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Building instructions for a LEGO Mindstorms EV3 active attachment for changing gears orientations. This is the third attachment from the series.
This is an attachment trigger from the robot inertial. It's built with LEGO Education SPIKE Prime parts and it demonstrates how to move with the robot, stop, the attachment activates and it collects a few parts. The goal of the attachment is to collect parts from the field without the use of any motors. It is an easy and quick way to build an attachment for FIRST LEGO League/World Robotics Olympiad and other robotics competition. The principle is the same. The attachment is designed for Luly, small LEGO Education SPIKE Prime competition robot with 3D building instructions
This module is meant to be used in EV3 Kinesthetic and Memory Game and is attached to the base of the robot. This is the simplest module for constructing and programming. At the bottom, a channel is left for the cable to pass through.
Probably the largest multi-purpose FLL attachment at FLLCasts. These attached is doing a number of missions at once. 4 of them. You attach it to the robot and start the program. The robot moves and accomplishes a number of missions using only this attachment. At it also has a lot of parts. It is quite large and you can not build it from a single set. But that's ok because you are preparing for a competition, right?
This is a simple LEGO Gear System with a ration of 1:5. When the large wheel rotates 1 time the small wheel will rotate 5 times.
Nautiq is a unique little robot — and the smallest box robot we’ve ever built! It was designed especially for the FLL competition, where having a small and smart robot can be a big advantage. Even though Nautiq is tiny, it’s packed with clever features — like gears that point in different directions — so you can create all kinds of fun and useful attachments.
But keep in mind: small robots like Nautiq can find it tricky to push or lift heavy things. That’s why Nautiq is part of a course that shows cool ways to get around those challenges and still succeed in missions!
Instructions for building a LEGO truck. We use a medium motor for steering and a large motor for driving one of the rear wheels.
This is a robot attachment that could be used to push/pull object. It's built with LEGO Education SPIKE Prime parts and could be used in competitions in robotics like FIRST LEGO League/World Robotics Olympiad. The goal of the attachment is to demonstrate the principle and example of an attachment for pushing and pulling that could be placed on the robot. It's designed for Luly, small LEGO Education SPIKE Prime competition robot with 3D building instructions. Check the courses in which this attachment is used for more information and tutorials on how to use it.
These are building instructions for LEGO WeDo 2.0 Forklift.
Gen comes from Gendema, a bulgarian late 80s rock band, popular with its song about pedalos.
The robot uses two EV3 Large motors to move, but instead of wheels it uses four-legged paddles, attached to the motors. This makes it look like a pedalo. Additionally it slides on the ground much like a real pedalo on the water.
Because of the strange mechanism of movement, the robot has a gyro sensor to help it keep a straight line.
This is the third version of the LEGO Mindstorms Grabber. This time we use a LEGO EV3 Medium motor and worm gear to make the two levers move smoothly and symmetrically.
These are building instructions for an attachment accomplishing the FIRST LEGO League 2017-2018 Slingshot mission. The based of the robot is LEGO Box Robot Three With Large Wheels and Thee light sensors and one Gyro
Building instructions for a LEGO Mindstorms EV3 robot where the motors are placed in an unusual manner. They are vertically placed on the sides. This robot construction base is very convenient for a quick and interesting robot on which you could build.
Building instructions for this LEGO Mindstorms EV3 robot used in the World Robotics Olympiad Junior competition
Tohuru, from Māori, means owl.
Tohuru is a SPIKE Prime robot that grips onto an edge and scans for the nearest object! It uses two Medium Motors to hold onto an edge between its wheels. Its head—made from an Ultrasonic Sensor—is mounted on a Large Motor, allowing it to rotate a full 360 degrees. And most importantly, it looks just like an owl!
These are building instructions for a 4x4 LEGO WeDo 2.0 vehicle
Fly with us. These are building instructions for a Helicopter, built with LEGO WeDo 2.0 set.
For the FIRST LEGO League 2016-2017 Animal Allies we prepared an attachment for lifting the robot. The idea of the attachment is to show how you could lift the whole robot with a system of gear wheels, levers, and scissors constructions.
Built mainly from LEGO Mindstorms EV3 parts but could probably be constructed from NXT sets.
This attachment is meant to be built on the robot Francesco 2. When the red connector for the transmission connects the two axles for the rear gear wheels, the differential locks and the motor starts evenly transferring its power to both wheels.
When the red connector for the transmission is pushed to the side, the differential unlocks and once again transfers its power to the wheel with least resistance.
You can see empty beams hovering over this attachment. They are there so you can attach a lever construction over it, to help with the locking and unlocking of the differential. Similar leaver can be seen in the robot Catapult.
Building instructions for a safe mechanism. The medium motor can be used for dialing in the key lock. The brick buttons can also be used for a pin code input.
One of the large motors unlocks the latch, the other one opens up the lid of the safe.