Project Fish Hucker

Project Fish Hucker          
Combat Record: 1 and 2 in 1 event competed
PFH, The Completed Version at HSRC
Info:
30 lber
2 wheeled drive
Main Weapon: Throwing Saw blade (spinning at approximately 600 rpm, with 5250 oz/in torque, subject to change)
Drive Specs (110 in. lbs. torque, 95 RPM)
Max Speed: 2.48 f/s (1.69 mph) (about walking speed, maybe a little quicker)
Drive Controller: RDFR23
Other Components: H-Bridge, Relay Switch, Solenoid
Power: 12V, 5 Amp Hour
Frame: 1/2" Aluminum, as component Holders
Armor: 1/8" Aluminum, bolstered thicker in some spots, 1/4 lexan
Wheels: 6" x 1 1/2" Colsons
Dimensions: As small as possible
Control: Tower Hobbies 6 Channel FM

See The Gallery , V.2 Progress Reports

This is the redesign post. New information / changed information was added above. After looking at the numbers, we decided we could get everything in 30lbs, so we are going to. This will be competing in March at the Robot Conflict event in Philedelphia. The basic design, drive and weapon will stay the same, but the secondary weapon, one battery, and some non-esential weight has been removed. We decided we were at most going to weigh in at about 40 lbs before, so, this is really the better choice to make this competitive anyways. Following is the description of the origional LW idea.

One of two possible designs, this one was chosen arbitrarily over the other, The Gambler. It should be noted that conversion between the two would not be very hard, and we may look at making parts to throw together the alternate when we feel it would better serve the battle purposes. But for now, its just this. Of the stats, what may catch your eye the most it the somewhat slow speed. This has occurred to us but ruled out as a factor. We can still cross the 35 foot ring in about 14 seconds, and when will we ever need to cross the entire ring? Since we have a 2 wheeled system, we can rotate around center and let them come to us. Plus, what we lack in speed, we make up for in power, which is important in a bot where we have to get the opponent up the wedge to do major damage. But the point of the weapon isn't even the direct damage. The saws blades are set further apart with wide blade ends, so they will grab in and hopefully throw the bot, sort of like the kill saws, although certainly not as far. Our original plan was to use a Colson wheel to grab the opponent (if you ever felt these things grip, you'd understand). But we found just the right saw blade and figured there was no harm in doing some cutting damage too. The secondary weapon was invented by team member Eric Fischer, that's the dude that wrote this page, by the way. The cam spike, I later found out, had been fielded before. But since I invented it before I knew of its existence, it still counts as my invention. All parts were bought communitively, but all machining done by Mike Williamson, team member number 2, since he is the only one in machine shop at school. The whole thing went together for just over $700, which stripped out our bank accounts, by the way. But it is proof that even High School students with no cash can build a competition class bot, you just gotta know where to look for parts.


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