Tag Archives: sketchup

Bolting Together Laser Cut Parts

Posted on June 20, 2012 by engineerzero

Plan A was to use acetone to bond the parts of the robot’s laser-cut casing together. However, the overarching goal is to make a kit that can be sold to kids, and it occurs to me that having ‘Buy acetone’ … Continue reading →

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Crenellated Laser Cut Patterns for Grisbot in Sketchup

Posted on June 5, 2012 by engineerzero

After much tweaking, I seem to have crenellated patterns for Grisbot that look like they just might print out on a laser cutter. How do you go from a 3D side to a 2D pattern in Sketchup? Well, it’s not … Continue reading →

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Crenelating laser-cut acrylic robot casings

Posted on June 4, 2012 by engineerzero

How do you get two pieces of laser-cut acrylic to join at right angles? One solution is to glue them together using crenelations at the edges to increase the joint strength. Crenelations are what they call the pattern on top … Continue reading →

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Grisbot in sketchup version 2.0

Posted on May 26, 2012 by engineerzero

All the nicely drawn components are, of course, downloaded from Google Sketchup 3D Warehouse. Thank you, Public Domain!

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GIRC Robot Preliminary External Design

Posted on April 1, 2012 by engineerzero

I’m still attempting to integrate the servo command sketch with the flash communication sketch, but I figure it’s time to start thinking about the external design of the robot. I plan to use a laser cutter on thin wood, with … Continue reading →

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Modeling Molecules in Google Sketchup (on Youtube)

Posted on March 22, 2012 by engineerzero

Those of you who are coming to this blog from my Google Warehouse molecular models may be interested to know that I now have a dedicated Modeling Molecules blog and also have posted instructional videos on Youtube. Information and links … Continue reading →

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Starship Orinoco

Posted on December 14, 2011 by engineerzero

Starship Orinoco is a generation-type starship. It is fusion powered and has a cruise velocity of five to ten percent the speed of light. Hence it takes decades to travel to Alpha Centauri, the nearest star to our sun. The … Continue reading →

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Robot Arm in Sketchup

Posted on March 26, 2011 by engineerzero

This design is based on the first iRobot photo shown here. Sketchup, by the way, is not for CAD, it’s for quickly illustrating concepts. Sketchup can draw smooth curves as in the iRobot photo, but boxes are of course faster … Continue reading →

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Bottle Cap Buzzy Glow Toy

Posted on March 22, 2011 by engineerzero

Take a plastic bottle cap and make it buzz and glow. Flip it over and here’s the internals: The bottle cap I have in mind is the plastic one that comes on top of one-gallon water jugs. The 3 volt … Continue reading →

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Autofade Table Lamp on Youtube

Posted on March 2, 2011 by engineerzero

Here’s the autofade table lamp video that I posted to Youtube. Values of the capacitor and resistors are subject to tweaking, of course.

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