Hot answers tagged robotic
You will need to decide between 3711 Technic Chain Link and 3873 Technic Chain Tread, or possibly use them together. Each link of chain is about 1 cm long and 0.8 cm wide and you can get them in packs of 108 (Chain Link Set Product Code: 2000645) The Chain Tread are wider, but seem to be available only in smaller packs, such as Set # 9938-1: ...
In this great GBC machine built akiyuki, you can see 2 types of conveyor belts. The first one is made of the small tread links (3873). The second and third ones are made with the large tread links (57518) He provides many videos and pictures through his blog and YouTube channel.
Dropping stones onto your LEGO doesn't sound like a kind way to treat your expensive Technic parts; I imagine that small bits of stone and dirt will fall through a belt of Technic Chain Link or Technic Chain Tread , what with them being a chain rather than a belt. This will then lead to other bits of your contraption becoming polluted with abrasive gunk. ...
I once built an NXT robot that opened and closed a set of blinds. The blinds had a rod that you could spin to open and close them, and the rod had a hole at the end, which made it pretty easy to hook up to a mindstorms motor. I made two different versions. One version was a "clapper" - with a microphone sensor, and one was a smarter version, that used a ...
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