How can we improve our robot's ability to pick up cubes at any angle?

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Discussion Overview

The discussion revolves around improving a robot's ability to pick up cubes from various angles. Participants explore different design structures and mechanisms to enhance the robot's efficiency in cube retrieval during a school project.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant suggests using a funnel structure with rods or bars angled outward to help channel cubes into position for easier pickup.
  • Another participant proposes a bucket loader design as a simpler alternative, especially if the robot cannot guarantee a specific arrangement of cubes on the competition floor.
  • A different viewpoint humorously suggests using fire to melt ice cubes, followed by a vacuum mechanism to collect the resulting water, although this does not directly address the original question.
  • The initial poster describes their current setup, which involves rubber gears that only function well when perfectly aligned with the cubes, indicating a need for a more versatile solution.

Areas of Agreement / Disagreement

Participants present multiple competing views on potential solutions, and there is no consensus on the best approach to improve the robot's cube pickup capabilities.

Contextual Notes

The discussion does not address specific limitations of the proposed designs or the assumptions underlying the effectiveness of the suggested mechanisms.

Who May Find This Useful

Individuals interested in robotics design, particularly in the context of competitive robotics or educational projects, may find this discussion relevant.

cam875
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Hello, for a school project we are constructing a robot to pick up defined size cubes but the sucker that pulls up the cubes off the ground is made of rubber gears that spin and suck them up. It works pretty good, but only when the robot is perfectly lined up on the cube, and I am wondering what kind of structure could we use inorder to come up on a cube and pick it up on any angle that we approach it, inorder to be as efficient as possible.

Thanks in advance
 
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This may not be the answer your looking for but I would use fire to melt the ice cubes and then some type of vacuum mechanism to suck up the water.
 
Hmmm... I didn't see anything about ice in that post.
I'd start with a 'funnel' that will channel the cubes into position. Just a couple of rods or bars sticking forward at an outward angle on both sides of the pick-up point should do it.
 
Did something similar for B.E.S.T. in HS. If you are using a complicated solution and only getting mixed results it's time to go with something simple.

I would recommend a bucket loader design unless you are guaranteed a certain arrangement on the competition floor.
 

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