5,9,13,17 DOF Humanoid robots
14 DOF Dog robot
17 DOF Dinosaur robot
18 DOF Spider robot
I have looked at several hexapod designs and so far I have been able to reproduce the body using standard parts. The other designs use two custom plates spaced about two inches apart. My design uses:
4 - Angled "U" brackets
2 - Straight "U" brackets
2 - Waist brackets
4 - Straight brackets
2 - "L" Shaped brackets.
Here is a top view of my design for the hexapod body.
This next picture is a side view of the hexapod body:
So now to collect at least 18 servos to make it work.
I decided to make my own lower legs. I used a picture from a kit on ebay and blew it up to the actual size. Then I cut it out and used it as a model. These legs were cut out with a hand held jig saw. They did not look that good in clear plastic so I painted them black.
This is after two coats of paint.
This is what they look like on the assembled spider. They are still a little rough.
Here is how I assembled the servo mounting brackets. Then I added the servos and then mounted them on the robot.
Here is the completed spider as far as the mechanical assembly.
3 comments:
Hi, congratulations for your projects and your posts are very interesting.
Im also a robotics fan an i have just built an arduino mega based hexapod with 18DOF mg966 servos.
Im using an 8 a ubec and a 2s 2000mah lipo for the power but i have a little problem.
The cables that go out from the ubec to the arduino mega shield got sooooo hot they melt at certain point and cause a short-circuit and burn servos and other stuff....
So my question is, do i just have to put woder cables there to avoid this overheatting or my electrical design has to be reviewed???
Thank you,
where did you get the brackets to make this?
I bought an 18 DOF Humanoid and added a few more brackets from off eBay. The ends of the legs are homemade out of plastic.
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