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Eng 44 project
1. By:By:
Suhaib HasanSuhaib Hasan
Nathan ShenNathan Shen
ENG 44 ProjectENG 44 Project
Antweight Combat Robot:Antweight Combat Robot:
The SuSuSenSenThe SuSuSenSen
2. ObjectiveObjective Criteria for SuccessCriteria for Success
Create a combatCreate a combat
robot within therobot within the
weight limit (16weight limit (16
ounces) that has aounces) that has a
saw blade spinningsaw blade spinning
parallel to the ground.parallel to the ground.
The blade should beThe blade should be
attached on theattached on the
bottom side of thebottom side of the
robot.robot.
Get the robot to runGet the robot to run
for 3 minutesfor 3 minutes
Win at least oneWin at least one
matchmatch
Have the saw bladeHave the saw blade
spin fast enough tospin fast enough to
cause life threateningcause life threatening
damage to ourdamage to our
opponentopponent’’s robots robot
3. Pert ChartPert Chart
Start
Project
Start
Project
Build/fin
d a
chassis
Build/fin
d a
chassis
Get
wheels
Get
wheels
Get
wheels to
move
Get
wheels to
move
Get a saw
blade
Get a saw
blade
Get
motors
Get
motors
Get speed
controllers
Get speed
controllers
Get
receiver/tran
smitter
Get
receiver/tran
smitter
Get wheels
to move
with
controller
Get wheels
to move
with
controller
Attach saw
blade to
motor
Attach saw
blade to
motor
Get saw
blade to
move with
controller
Get saw
blade to
move with
controller
Get wheels
and blade to
move
simultaneously
Get wheels
and blade to
move
simultaneously
4. Building MaterialsBuilding Materials
Old toy robot chassis fromOld toy robot chassis from
AllenAllen’’s groups group
Three motorsThree motors
Saw bladeSaw blade
Three speed controllersThree speed controllers
Two rear-wheelsTwo rear-wheels
One metal rod axial withOne metal rod axial with
wheels attached to bothwheels attached to both
endsends
Receiver and TransmitterReceiver and Transmitter
5. Building/Designing processBuilding/Designing process
Day 1(May 6): BrainstormingDay 1(May 6): Brainstorming
We decided to have aWe decided to have a
horizontal saw bladehorizontal saw blade
spinning in the front.spinning in the front.
We starting looking forWe starting looking for
semi-premade chassissemi-premade chassis
6. Building/Designing process (cont.)Building/Designing process (cont.)
Day 10(May 15): ClamsterDay 10(May 15): Clamster
Rumble RobotRumble Robot
We got a chassisWe got a chassis
thanks to Allen’sthanks to Allen’s
groupgroup
We got wheels andWe got wheels and
motorsmotors
8. Building/Designing process (cont.)Building/Designing process (cont.)
Day 22(May 27):Day 22(May 27):
NoooooooooooooooooooooooooNooooooooooooooooooooooooo
oooooooooooooooooo!oooooooooooooooooo!
Our robot moves!Our robot moves!
Yay!Yay!
We blew out orWe blew out or
receiverreceiver
We need to find aWe need to find a
way to stop our motorway to stop our motor
from overheating orfrom overheating or
10. Building/Designing process (cont.)Building/Designing process (cont.)
Day 25(May 30): 5/32 = ½ ??Day 25(May 30): 5/32 = ½ ??
We hooked upWe hooked up
everything to theeverything to the
three channelthree channel
receiverreceiver
The saw blade motorThe saw blade motor
spins…without ourspins…without our
controlcontrol
11. Building/Designing process (cont.)Building/Designing process (cont.)
Day 26(May 31): It’s going to be aDay 26(May 31): It’s going to be a
long nightlong night
We went to PegasusWe went to Pegasus
We attached a third speedWe attached a third speed
controller to the motorcontroller to the motor
spinning the saw bladespinning the saw blade
We super glued the saw bladeWe super glued the saw blade
to the motorto the motor
12.
13. Game Day!Game Day!
We won our first battle!We won our first battle!
We lost our next two battles and a batteryWe lost our next two battles and a battery
14. Did we meet our criteria forDid we meet our criteria for
success?success?
Could the robot run consistently for 3 minutes?Could the robot run consistently for 3 minutes?
- Yes, but there was far too much friction caused by the- Yes, but there was far too much friction caused by the
blade. This meant we moved at a snailblade. This meant we moved at a snail’’s pace.s pace.
Did we win at least one match?Did we win at least one match?
-- Yes, although it was by default. It should be noted that our twoYes, although it was by default. It should be noted that our two
losses were against two of the more destructive robots in thelosses were against two of the more destructive robots in the
competition but our robot only came away with a few scratches (andcompetition but our robot only came away with a few scratches (and
a lost battery). Talk about a tank…a lost battery). Talk about a tank…
Did the blade run fast enough to destroy other robots?Did the blade run fast enough to destroy other robots?
- Yes, initially it certainly did. However, toward the back-- Yes, initially it certainly did. However, toward the back-
end of 3 minutes, the motor was consuming too muchend of 3 minutes, the motor was consuming too much
power and eventually began to slow the blade down. Inpower and eventually began to slow the blade down. In
other words, it wasnother words, it wasn’’t very intimidating after awhile…t very intimidating after awhile…
15. What we can improve onWhat we can improve on
We needed a faster motor to spin our sawWe needed a faster motor to spin our saw
blade. Our saw blade was spinning but notblade. Our saw blade was spinning but not
fast enough to do any substantial damage.fast enough to do any substantial damage.
We could have designed our robot a littleWe could have designed our robot a little
better so that it was more mobile.better so that it was more mobile.
What was successfulWhat was successful
Our robot movesOur robot moves
Our saw blade spinsOur saw blade spins
Our robot didn’t self destruct or becomeOur robot didn’t self destruct or become
damaged beyond repairdamaged beyond repair
16. Thank you for your time!Thank you for your time!
Bye Prof. Mason!Bye Prof. Mason!
