mini KNOME3
The robot has been coming along verry rapidly, the deadline for completion is next monday-the day it competes so wish me luck! I will try to get one more update up by then.
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In the last report the frame was made from 1/2" lexan, that has all been replaced with plasma cut out 1/4" alluminum. Here I am cutting out a bulkhead. The edge the plasma cutter leaves is kinds rough so here I am filing the edges nice and smooth.
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Here is one bulkhead done, it is sitting next to three chunks of alluminum that are awaiting the plasma cutter. My camera crapped out and I lost two days worth of pictures, but to sum it up I finished cutting the frame from 1/4" alluminum and Tig welded it together. Here is a shot of the robot with the drive platform complete. It is looking good I think.
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Here is a shot of the robots electronics mounted, the radio is in one of the clear boxes, the speed controlers are in the other. I made my own speed controlers with the guts from two servo's, 4 diodes, and 4 big relays with 5V coils. Here is a shot of the lifter motor mounted, it is hard to tell you how it will work, but I will show you with pictures in the next update. You may also notice the drive motors are cordless screw drivers with the handles cut off, the sumo competitions I will be competing in make you use these and to top it off you cannot go over 3.6V.
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This robot will have a 4 bar lifter verry much like Biohazard. Here is the "hand" I machined for him, all 1/4" alluminum. Here is a shot of the robot with the "hand" up front where it will be mounted to the arm.
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Here is a shot of the robot next to a HITEC focusIII. The whole robot is pretty small as it has to fit into a 18"x18"x18" cube. That is all for this report, I will do one soon, hopefully before I compete with it!
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