Difference between revisions of "RobotClasses"

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(Lego class)
(Bit of cleanup and added autonomous class)
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=Robot Classes=
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To keep matches fair, robots compete against others that are in a similar "class." The most common distinction is the weight class. Builders must be aware of which classes are allowed in the '''[[Events|events]]''' they participate in. Some robot classes are very popular while others are very rare; before you build a 6lb Mantisweight bot be sure that your chosen event runs that weight class.
To keep matches fair robots compete against robots that are in a similar "class". This is most commonly defined by the weight allowed for the robot but there are other things like weapon-type or robot-construction that determine classes. If you are thinking of building a robot you should find out what classes are allowed in your local '''[https://robotcombatwiki.com/wiki/Events event]'''. Be aware that the "Antweight" and "Beetleweight" classes differ across events as shown below, so be sure to know what you are allowed to do before you build your robot. Note that some robot classes are very popular while others are very rare, so before you build a 6lb Mantisweight bot be sure that your local event runs that weight class.
 
  
 
[[File:Robot_Weight_Classes.jpg|thumb|1 pound Antweight to 60 pound Lightweight]]
 
[[File:Robot_Weight_Classes.jpg|thumb|1 pound Antweight to 60 pound Lightweight]]
==Weight Classes==
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=Weight Classes=
These weight classes are primarily determined by the maximum weight allowed for the robot. Some rules also have size restrictions so be sure to read the [https://robotcombatwiki.com/wiki/Rules <strong>rules</strong>] for your local event.
+
 
 +
Weight class restricts the maximum fighting weight allowed for a robot.
 +
 
 +
'''Caution:''' The terms "Antweight" and "Beetleweight" differ across event regions as shown below.
 
{| class="wikitable"
 
{| class="wikitable"
 
|+ Robot Weight Classes
 
|+ Robot Weight Classes
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| Heavyweight || 220lb || 100kg || --
 
| Heavyweight || 220lb || 100kg || --
 
|-
 
|-
| TV-Heavyweight || 250lb || -- || [https://battlebots.com BattleBots]
+
| TV-Heavyweight || 250lb || -- || [https://battlebots.com BattleBots&reg;]
 
|}
 
|}
  
 
Often weight bonuses will be offered for specific design features. For example, SPARC rules allow for bots to be up to 50% heavier for bots which shuffle instead of roll, or double weight for bots which fully qualify as Non-Wheeled. Likewise, BattleBots heavyweights can currently be up to 500.0 pounds if they can walk using articulated legs, and meet a number of other design criteria.
 
Often weight bonuses will be offered for specific design features. For example, SPARC rules allow for bots to be up to 50% heavier for bots which shuffle instead of roll, or double weight for bots which fully qualify as Non-Wheeled. Likewise, BattleBots heavyweights can currently be up to 500.0 pounds if they can walk using articulated legs, and meet a number of other design criteria.
  
==Weapon Restricted Classes==
+
Weight classes may include size restrictions; for example, 150g Antweight (UK) is generally required to fit within a 100x100x100mm cube. Read the event '''[[Rules|rules]''' for details.
These robot classes align with an existing weight class, but have further restrictions on what weapons can be used as well as other possible restrictions on things like using ground-scraping wedges. These classes may be less destructive for builders who don't want their creations so easily destroyed. They are often used for events where they don't have an arena that can safely contain a full-combat robot; for example, spinning weapons may be forbidden, or limited in kinetic energy.
+
 
 +
=Weapon Restricted Classes=
 +
These robot classes align with an existing weight class, but have further restrictions on what [[Weapons|weapons]] can be used as well as other possible restrictions on things like using ground-scraping wedges. These are often chosen for events where they don't have an arena that can safely contain a full-combat robot; for example, spinning weapons may be forbidden, or limited in kinetic energy.
  
 
Before entering this type of competition, please read your event's rules to understand the restrictions.
 
Before entering this type of competition, please read your event's rules to understand the restrictions.
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* 250lb ([https://www.robotruckus.org/assets/pdf/RobotRuckus_ConstructionSpecs_v2_1.pdf Sportsman])
 
* 250lb ([https://www.robotruckus.org/assets/pdf/RobotRuckus_ConstructionSpecs_v2_1.pdf Sportsman])
  
==Construction Restricted Classes==
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==Non-destructive==
 +
Robots in non-destructive classes are not allowed to use saws, piercing weapons, fire, etc. to damage other bots. Flipping, throwing, and impact damage are permitted, and there is normally a pit available so that robots with wedges can knock their opponents out of the arena. This is ideal for builders who don't want their creations so easily destroyed.
 +
 
 +
Other classes in the same event may be labeled "destructive" for clarity.
 +
 
 +
=Construction Restricted Classes=
 
These classes place restrictions on construction materials and methods.
 
These classes place restrictions on construction materials and methods.
  
===Plastic Ant===
+
==Plastic Ant==
 
In an effort to make robot building more accessible the '''[[Plastic_Antweights|plastic antweight]]''' class was started by '''[https://westernalliedrobotics.com Western Allied Robotics]'''. These robots are primarily 3d printed but can be fabricated out of approved plastics. The robot class became popular and the rules were adopted by '''[http://sparc.tools Sparc.tools]'''.
 
In an effort to make robot building more accessible the '''[[Plastic_Antweights|plastic antweight]]''' class was started by '''[https://westernalliedrobotics.com Western Allied Robotics]'''. These robots are primarily 3d printed but can be fabricated out of approved plastics. The robot class became popular and the rules were adopted by '''[http://sparc.tools Sparc.tools]'''.
  
===Termiteweight===
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==Termiteweight==
 
There are kits to construct combat robots from laser-cut wood pieces. They have all the parts needed to construct the robot and the transmitter, but no spares in case of damage. This type of bot is humorously known as "termite weight," and while they could in theory be entered into organized competition in the 1lb class, they have many serious disadvantages compared to normal 1lb opponents, such as plastic motor gears, lower battery capacity, and slower battery charging. Termite kits are fun, but are unlikely to succeed against more robust bots.
 
There are kits to construct combat robots from laser-cut wood pieces. They have all the parts needed to construct the robot and the transmitter, but no spares in case of damage. This type of bot is humorously known as "termite weight," and while they could in theory be entered into organized competition in the 1lb class, they have many serious disadvantages compared to normal 1lb opponents, such as plastic motor gears, lower battery capacity, and slower battery charging. Termite kits are fun, but are unlikely to succeed against more robust bots.
  
===Lego===
+
==Lego==
 
There have also been attempts to build and fight combat robots using Lego&reg; bricks, motors, and remote controls, particularly within the Lego builders communities. Events like BrickCan Bots and BattleBricks showcase building Lego bots with many of the common combat robot weapons, with structures for optimal defense against hard impacts. These events often require the use of official Lego motors, which have plastic gearboxes which are easily broken, so this type of bot is unlikely to survive an encounter with a regular combat robot of a similar weight.
 
There have also been attempts to build and fight combat robots using Lego&reg; bricks, motors, and remote controls, particularly within the Lego builders communities. Events like BrickCan Bots and BattleBricks showcase building Lego bots with many of the common combat robot weapons, with structures for optimal defense against hard impacts. These events often require the use of official Lego motors, which have plastic gearboxes which are easily broken, so this type of bot is unlikely to survive an encounter with a regular combat robot of a similar weight.
  
==Historic Weight Classes==
+
=Technology Restricted Classes=
 +
 
 +
==Autonomous==
 +
This very unusual restriction requires builders to compete with robots that can find their opponents, drive themselves where needed, and make their own decisions about how to attack. Remote control of the robot is not allowed while the match is in progress. This can be done with simple sensors that cause the robot to travel all over the area and attack whatever they bump into. It is more effective using open-source machine vision, combined with either basic algorithms, machine learning, or even AI. Robotic mapping can be used to either use or avoid the arena boundaries to best effect.
 +
 
 +
=Historic Weight Classes=
 
[https://robotwars.fandom.com/wiki/Weight_Classes This article] covers much of the history of weight classes in robot combat.
 
[https://robotwars.fandom.com/wiki/Weight_Classes This article] covers much of the history of weight classes in robot combat.
  
 
[https://www.teamdelta.com/roboglad/index.html Learn about the original 1999 Lego Robogladiators] from Dan at Team Delta.
 
[https://www.teamdelta.com/roboglad/index.html Learn about the original 1999 Lego Robogladiators] from Dan at Team Delta.

Revision as of 06:52, 5 March 2023

To keep matches fair, robots compete against others that are in a similar "class." The most common distinction is the weight class. Builders must be aware of which classes are allowed in the events they participate in. Some robot classes are very popular while others are very rare; before you build a 6lb Mantisweight bot be sure that your chosen event runs that weight class.

1 pound Antweight to 60 pound Lightweight

Weight Classes

Weight class restricts the maximum fighting weight allowed for a robot.

Caution: The terms "Antweight" and "Beetleweight" differ across event regions as shown below.

Robot Weight Classes
Class SPARC (USA) FRA (UK) Special
Fleaweight 75g -- --
Fairyweight 150g -- --
Antweight 1lb 150g --
Beetleweight 3lb 1.5kg --
Mantisweight 6lb -- --
Dogeweight 15lb -- National Robotics League
Featherweight 30lb 30lb --
Lightweight 60lb -- --
Middleweight 120lb -- --
Heavyweight 220lb 100kg --
TV-Heavyweight 250lb -- BattleBots®

Often weight bonuses will be offered for specific design features. For example, SPARC rules allow for bots to be up to 50% heavier for bots which shuffle instead of roll, or double weight for bots which fully qualify as Non-Wheeled. Likewise, BattleBots heavyweights can currently be up to 500.0 pounds if they can walk using articulated legs, and meet a number of other design criteria.

Weight classes may include size restrictions; for example, 150g Antweight (UK) is generally required to fit within a 100x100x100mm cube. Read the event [[Rules|rules] for details.

Weapon Restricted Classes

These robot classes align with an existing weight class, but have further restrictions on what weapons can be used as well as other possible restrictions on things like using ground-scraping wedges. These are often chosen for events where they don't have an arena that can safely contain a full-combat robot; for example, spinning weapons may be forbidden, or limited in kinetic energy.

Before entering this type of competition, please read your event's rules to understand the restrictions.

Non-destructive

Robots in non-destructive classes are not allowed to use saws, piercing weapons, fire, etc. to damage other bots. Flipping, throwing, and impact damage are permitted, and there is normally a pit available so that robots with wedges can knock their opponents out of the arena. This is ideal for builders who don't want their creations so easily destroyed.

Other classes in the same event may be labeled "destructive" for clarity.

Construction Restricted Classes

These classes place restrictions on construction materials and methods.

Plastic Ant

In an effort to make robot building more accessible the plastic antweight class was started by Western Allied Robotics. These robots are primarily 3d printed but can be fabricated out of approved plastics. The robot class became popular and the rules were adopted by Sparc.tools.

Termiteweight

There are kits to construct combat robots from laser-cut wood pieces. They have all the parts needed to construct the robot and the transmitter, but no spares in case of damage. This type of bot is humorously known as "termite weight," and while they could in theory be entered into organized competition in the 1lb class, they have many serious disadvantages compared to normal 1lb opponents, such as plastic motor gears, lower battery capacity, and slower battery charging. Termite kits are fun, but are unlikely to succeed against more robust bots.

Lego

There have also been attempts to build and fight combat robots using Lego® bricks, motors, and remote controls, particularly within the Lego builders communities. Events like BrickCan Bots and BattleBricks showcase building Lego bots with many of the common combat robot weapons, with structures for optimal defense against hard impacts. These events often require the use of official Lego motors, which have plastic gearboxes which are easily broken, so this type of bot is unlikely to survive an encounter with a regular combat robot of a similar weight.

Technology Restricted Classes

Autonomous

This very unusual restriction requires builders to compete with robots that can find their opponents, drive themselves where needed, and make their own decisions about how to attack. Remote control of the robot is not allowed while the match is in progress. This can be done with simple sensors that cause the robot to travel all over the area and attack whatever they bump into. It is more effective using open-source machine vision, combined with either basic algorithms, machine learning, or even AI. Robotic mapping can be used to either use or avoid the arena boundaries to best effect.

Historic Weight Classes

This article covers much of the history of weight classes in robot combat.

Learn about the original 1999 Lego Robogladiators from Dan at Team Delta.