Difference between revisions of "Mandi"

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|}
 
|}
  
−
== Competitions ==
+
= Competitions =
  
−
=== RoboGames 2012 ===
+
=== RoboGames 2017 ===
 +
* Results
 +
** [https://www.youtube.com/watch?v=JUffCGoJ4kk Loss vs. Cat Kong]
 +
** [https://www.youtube.com/watch?v=BAYflYm80sQ Win vs. Houston]
 +
** [https://www.youtube.com/watch?v=yPc6X6ShpKE Loss vs. Nighthawk]
  
−
*Results
+
=== [[RoboGames 2015|RoboGames 2015]] ===
−
**[https://www.youtube.com/watch?v=TVaYqNl22xQ Loss vs Wolverine]
+
*Results:
−
***Constant to-and-fro hits
+
**[https://www.youtube.com/watch?v=WX6HXlt14z4 Victory vs Heavy Metal]
−
***Mandi was visibly damaged, while the opponent was not
+
**[https://www.youtube.com/watch?v=GLLhz1FLHmQ Loss vs Touro Classic]
−
***Loss due to judge's decision
 
  
 
=== RoboGames 2013 ===
 
=== RoboGames 2013 ===
Line 61: Line 64:
 
***Eventually, Mandii is disabled due to the damage sustained
 
***Eventually, Mandii is disabled due to the damage sustained
  
−
=== [[RoboGames 2015|RoboGames 2015]] ===
+
=== RoboGames 2012 ===
 +
*Results
 +
**[https://www.youtube.com/watch?v=TVaYqNl22xQ Loss vs Wolverine]
 +
***Constant to-and-fro hits
 +
***Mandi was visibly damaged, while the opponent was not
 +
***Loss due to judge's decision
  
−
*Results:
+
= Versions =
−
**[https://www.youtube.com/watch?v=WX6HXlt14z4 Victory vs Heavy Metal]
 
−
**Loss vs
 
−
**[https://www.youtube.com/watch?v=GLLhz1FLHmQ Loss vs Touro Classic]
 
  
−
== Version ==
+
== Mandi (V1.0) ==
 +
Undocumented
  
−
=== Mandi (V1.0) ===
+
== Mandii (V2.0) ==
  
−
Created by: <span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.6999998092651px; line-height: 20.7999992370605px;">______</span>
+
Created by:&nbsp;<span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.6999998092651px; line-height: 20.7999992370605px;">______</span>
  
−
{| border="1" cellspacing="1" cellpadding="1" style="width: 500px;"
+
{| border="1" cellspacing="1" cellpadding="1" style="line-height: 20.7999992370605px; width: 500px;"
 
|-
 
|-
 
| Drive Motors
 
| Drive Motors
−
| <br/>
+
| AmpFlow A28-150
 
|-
 
|-
 
| Drive Motor Controllers
 
| Drive Motor Controllers
−
| <br/>
+
| Victor 885
 
|-
 
|-
 
| Weapon Motor
 
| Weapon Motor
−
| <br/>
+
| AmpFlow A28-400
 
|-
 
|-
 
| Weapon Motor Controllers
 
| Weapon Motor Controllers
Line 92: Line 98:
 
|-
 
|-
 
| Remote Control
 
| Remote Control
−
| <br/>
+
| <span style="font-family: sans-serif; font-size: 12.6999998092651px; line-height: 20.7999992370605px; background-color: rgb(255, 255, 255);">Hobby King 2.4Ghz 6Ch Tx and Rx V2</span><br/>
 
|-
 
|-
 
| Battery
 
| Battery
Line 98: Line 104:
 
|-
 
|-
 
| (OTHER:)
 
| (OTHER:)
−
| (OTHER:)
+
| (OTHER:)<br/><br/>
 
|}
 
|}
  
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==== Changes/Improvements ====
 
==== Changes/Improvements ====
  
−
=== Mandii (V2.0) ===
+
== Mandiii (V3.0) ==
−
 
+
Created by:&nbsp;<span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.6999998092651px; line-height: 20.7999992370605px;">Chelsea Silberglied, Trenton Charlson, Dustin Sloan</span>
−
Created by:&nbsp;<span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.6999998092651px; line-height: 20.7999992370605px;">______</span>
 
  
 
{| border="1" cellspacing="1" cellpadding="1" style="line-height: 20.7999992370605px; width: 500px;"
 
{| border="1" cellspacing="1" cellpadding="1" style="line-height: 20.7999992370605px; width: 500px;"
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|-
 
|-
 
| Drive Motor Controllers
 
| Drive Motor Controllers
−
| Victor 885
+
| [http://www.robotpower.com/products/vyper_info.html Vyper]
 
|-
 
|-
 
| Weapon Motor
 
| Weapon Motor
−
| AmpFlow A28-400
+
|[http://www.castlecreations.com/en/1-5th-scale-vehicles/2028-extreme-800kv-motor-060-0054-00 Castle Creations 2028 Extreme]
 
|-
 
|-
 
| Weapon Motor Controllers
 
| Weapon Motor Controllers
−
| <br/>
+
| [https://hobbyking.com/en_us/turnigy-monster-2000-200a-4-12s-brushless-esc.html Turnigy Monster 2000]
 
|-
 
|-
 
| Receiver
 
| Receiver
−
| <br/>
+
| Hobbyking V2
 
|-
 
|-
 
| Remote Control
 
| Remote Control
−
| <span style="font-family: sans-serif; font-size: 12.6999998092651px; line-height: 20.7999992370605px; background-color: rgb(255, 255, 255);">Hobby King 2.4Ghz 6Ch Tx and Rx V2</span><br/>
+
| <span style="font-family: sans-serif; font-size: 12.6999998092651px; line-height: 20.7999992370605px; background-color: rgb(255, 255, 255);">Hobby King 2.4Ghz 6Ch Tx and Rx V2</span>
 
|-
 
|-
 
| Battery
 
| Battery
−
| <br/>
+
| [https://hobbyking.com/en_us/zippy-compact-5000mah-6s-25c-lipo-pack.html Zippy Compact 5000mAh 6S]
 +
2 in series for weapon
 +
 
 +
1 for drive
 
|-
 
|-
−
| (OTHER:)
+
| Armor
−
| (OTHER:)<br/><br/>
+
| 2"x4" HDPE Bar Stock<br />3/16" 6061 AL Plate
 
|}
 
|}
  
 
==== Problems ====
 
==== Problems ====
 +
* Low Clearance 0.5". Armor same height off ground as arena lip, got stuck on edge.
 +
* Small Wheels (5"), Need to be large
 +
* Difficult to service, required complete disassembly to replace belts and drum bearings.
 +
* Weapon Pulley too large, belts vulnerable to hits. Also made of aluminum and easily damaged.
 +
* Transmitter broke during competition. Used Hobbyking $20 Transmitter.
 +
* 3D Printed Electronics Mount Broke
 +
* Need Fastblow Fuse <300A
 +
* Front Plate Fracture at screw interface with side plates, due to <0.125" material at bolt hole
 +
* Weapon Bearings not checked after each match
 +
** One shattered during first match, still spun but quickly seized
 +
* Drum bolt circle was not machined properly, drums canted.
 +
* Large flat area on rear armor, got caught on arena edge
 +
* Underweight (113 lbs)
  
 
==== Good aspects ====
 
==== Good aspects ====
 +
* Reliable Drum
 +
** Spun up fast, <4 seconds
 +
** Drum in 2 pieces, 10 0.3125" Alloy Steel dowel pins
 +
** 4 Large Tapered Roller Bearings, 2 outside and 2 in the middle
 +
** Wire EDM Single Tooth (Montgomery Machining Mall), easy to hold tolerance
 +
** Hardness 53.5 HB, Heat Treated at Braddock Metallurgical Inc. for free. Did not fracture
 +
** Drum had dowel pin circle on both sides, could be reversed when pins broke inside and were stuck
 +
* Powerful Drivetrain: 150lb-in Gearbox Output Torque, Could push > 130lb person on tile floor.
 +
* All wheel drive, 4 Wheels
 +
* Stable Drive Control, robot went straight and could turn appropriately
 +
* Good Speed: 13.6 mph, 912RPM 5" Wheel
 +
* Zip Tied and Electrical Taped all electronic connectors
 +
* Armor absorbed hits well
 +
** Almost no significant damage to main frame
 +
** Aluminum dented and sheared
 +
** HPDE plastically deformed
 +
** Multiple replaceable sets (2.5 Sets)
 +
** Sheet Metal Screws, self tapping into plastic
 +
* Tolerances
 +
** Parts fit together well. Waterjetted jigsaw fits had 0.008" under sizing to interface smoothly
 +
** Dial Indicated large parts on mill
 +
** Custom Grooving Tool for pulley V-belt groove
 +
* Used Jigs to drill holes on side plates lengthwise (Holes could not be done on mill because the part is too long)
 +
* External chain on drive easily serviceable
  
 
==== Changes/Improvements ====
 
==== Changes/Improvements ====
 +
* Larger wheels for ground clearance, 6" instead of 5"
 +
** Pockets and Slots in front plate, back plate, and side spacer to accommodate wheels
 +
** Make hub go all the way through wheel (not 2 separate inserts)
 +
* Properly machined drum so that dowel circles line up
 +
* Larger Drum to utilize extra weight
 +
* Hole instead of H slot for belt servicing so that entire bot does not need disassembly to replace belts
 +
** Smaller weapon pulley required to accommodate hole
 +
* Steel Pulley, not Aluminum
 +
* No vertical holes in front plate
 +
* Larger skids for larger wheels/drum
 +
* Extra 2 Skids further back on side plates, redundancy in case front skids shear
 +
* Hole in sideplate so that weapon shaft and drum can be removed without removing entire side plate
 +
** Insert attached to side plate to hold in place
 +
** Pocket armor to compensate for space
 +
* Smaller Rear Armor
 +
** Make same profile as side armor
  
 
== See also ==
 
== See also ==

Revision as of 22:19, 3 May 2017

Mandi
DrumRoll, please
Year Of Creation 2010-2011
Versions
Current Version 2.0
Update Year 2012-2013
Information and Statistics
Weight Class MiddleWeight
Weapon Class Drum Spinner
Wins/Losses 3/4
("Temporary") {"Temporary")
("Temporary") ("Temporary")

Competitions

RoboGames 2017

RoboGames 2015

RoboGames 2013

  • Results
    • Victory vs Witch Doctor
      • Mandii was initially knocked around and flipped over by the opponent
      • Opponent hits Mandii's weapon, flipped itself over as a result, and tried to tackle Mandii
      • This collision disabled the opponent's weapon/only means of movement
      • Opponent spewed smoke
    • Victory vs MPV
      • Opponent had no visible weapon/movement mechanism
      • Opponent was obliterated on 2nd contact by Mandii
      • Mandii sustained no visible damage
    • Loss vs The Blender
      • Mandii attacked frequently, but was pushed aside by the opponent's shell
      • Mandii is then viciously attacked by the enemy
      • Eventually, Mandii is disabled due to the damage sustained

RoboGames 2012

  • Results
    • Loss vs Wolverine
      • Constant to-and-fro hits
      • Mandi was visibly damaged, while the opponent was not
      • Loss due to judge's decision

Versions

Mandi (V1.0)

Undocumented

Mandii (V2.0)

Created by: ______

Drive Motors AmpFlow A28-150
Drive Motor Controllers Victor 885
Weapon Motor AmpFlow A28-400
Weapon Motor Controllers
Receiver
Remote Control Hobby King 2.4Ghz 6Ch Tx and Rx V2
Battery
(OTHER:) (OTHER:)

Problems

Good aspects

Changes/Improvements

Mandiii (V3.0)

Created by: Chelsea Silberglied, Trenton Charlson, Dustin Sloan

Drive Motors AmpFlow A28-150
Drive Motor Controllers Vyper
Weapon Motor Castle Creations 2028 Extreme
Weapon Motor Controllers Turnigy Monster 2000
Receiver Hobbyking V2
Remote Control Hobby King 2.4Ghz 6Ch Tx and Rx V2
Battery Zippy Compact 5000mAh 6S

2 in series for weapon

1 for drive

Armor 2"x4" HDPE Bar Stock
3/16" 6061 AL Plate

Problems

  • Low Clearance 0.5". Armor same height off ground as arena lip, got stuck on edge.
  • Small Wheels (5"), Need to be large
  • Difficult to service, required complete disassembly to replace belts and drum bearings.
  • Weapon Pulley too large, belts vulnerable to hits. Also made of aluminum and easily damaged.
  • Transmitter broke during competition. Used Hobbyking $20 Transmitter.
  • 3D Printed Electronics Mount Broke
  • Need Fastblow Fuse <300A
  • Front Plate Fracture at screw interface with side plates, due to <0.125" material at bolt hole
  • Weapon Bearings not checked after each match
    • One shattered during first match, still spun but quickly seized
  • Drum bolt circle was not machined properly, drums canted.
  • Large flat area on rear armor, got caught on arena edge
  • Underweight (113 lbs)

Good aspects

  • Reliable Drum
    • Spun up fast, <4 seconds
    • Drum in 2 pieces, 10 0.3125" Alloy Steel dowel pins
    • 4 Large Tapered Roller Bearings, 2 outside and 2 in the middle
    • Wire EDM Single Tooth (Montgomery Machining Mall), easy to hold tolerance
    • Hardness 53.5 HB, Heat Treated at Braddock Metallurgical Inc. for free. Did not fracture
    • Drum had dowel pin circle on both sides, could be reversed when pins broke inside and were stuck
  • Powerful Drivetrain: 150lb-in Gearbox Output Torque, Could push > 130lb person on tile floor.
  • All wheel drive, 4 Wheels
  • Stable Drive Control, robot went straight and could turn appropriately
  • Good Speed: 13.6 mph, 912RPM 5" Wheel
  • Zip Tied and Electrical Taped all electronic connectors
  • Armor absorbed hits well
    • Almost no significant damage to main frame
    • Aluminum dented and sheared
    • HPDE plastically deformed
    • Multiple replaceable sets (2.5 Sets)
    • Sheet Metal Screws, self tapping into plastic
  • Tolerances
    • Parts fit together well. Waterjetted jigsaw fits had 0.008" under sizing to interface smoothly
    • Dial Indicated large parts on mill
    • Custom Grooving Tool for pulley V-belt groove
  • Used Jigs to drill holes on side plates lengthwise (Holes could not be done on mill because the part is too long)
  • External chain on drive easily serviceable

Changes/Improvements

  • Larger wheels for ground clearance, 6" instead of 5"
    • Pockets and Slots in front plate, back plate, and side spacer to accommodate wheels
    • Make hub go all the way through wheel (not 2 separate inserts)
  • Properly machined drum so that dowel circles line up
  • Larger Drum to utilize extra weight
  • Hole instead of H slot for belt servicing so that entire bot does not need disassembly to replace belts
    • Smaller weapon pulley required to accommodate hole
  • Steel Pulley, not Aluminum
  • No vertical holes in front plate
  • Larger skids for larger wheels/drum
  • Extra 2 Skids further back on side plates, redundancy in case front skids shear
  • Hole in sideplate so that weapon shaft and drum can be removed without removing entire side plate
    • Insert attached to side plate to hold in place
    • Pocket armor to compensate for space
  • Smaller Rear Armor
    • Make same profile as side armor

See also

Notes:

Successor to Soafi 

Built by _____

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