Asked — Edited

Robot Arm Designs

Anyone interested in creating a team to brain storm ideas and designs for robot arms for large or small robots. Perhaps collectively we could come up with a universal design that many of us could use. We each could provide input, drawings and/or services.

Rex


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#137  

Toymaker, I am sure looking forward to the changes. Thank you Tony - EZ1 robot maker and D J Sures, EZ robot creator.
Steve S

#138  

Sheesh ! A guy goes away for a few days to build a robot and finds dozens of new posts! gotta love it..anyways, here are a few pics of my robots's arm and hand..( for @Sfoy! ) who wants something more "human like"..Thanks to ALL for really geat posts! I am using home made custom gears for three reasons... they're cheap(wood), customized to fit my robot arms and they fit into my Steampunk theme! Of course by adding gears one can increase torque.

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recycled bike cable go back to the forarm servo platform

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rivots can be used for more then just rivoting metal together

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the right arm layout with 4 degrees of movement...servos not installed yet. All servos are "gear" assisted for esthetics and torque..the wooden hand took about 2 days to complete. Its nice to have the "hand model" in sight:) the left arm will have a claw pulled together by a single servo. All supplies on "hand":) therefor zero cost (@rgordon)..but...time is a huge factor

#139  

irobot58, Your work is extremely impressive. I have always liked the look and movement of a cable type tension hand. I wish there was an easy way to apply enough torque to operate and modify a toy tension hand for my Captain Ann Droid. Looking forward to your progress. Keep up the great work. Steve S

#140  

Thomas I'd love to know how that goes...

irobot wow that arm is pretty impressive.

#141  

irobot58, cool arm and kinda creepy. I love it! Now, just don't try to do what Howard did on Big Bang Theory and end up in the Emergency Room! eek

#142  

Oh I love the Big Bang Theory....

#144  

I saw that Episode of Big Bang and LMAO! The total arm will be heavy but plan on either a DC motor for the shoulder and or bungees for tendon assist.