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  • 4-Wheel Pivot Drive
    ...or excellent drive-train performance and a solution to conventional (tank) drive-train design constraints. The design also brings some clear design and con This arrangement provides the possibility to operate in several Drive/Control different modes:
    9 KB (1,410 words) - 14:42, 21 March 2018

Page text matches

  • DEWBOT V
    ...ion coefficient; by about an order of magnitude. We thought we had a good drive-train & chassis design before kick-off. Well, we thought wrong! ''Back to ...ovation in Control Award]], principally for its novel and highly effective drive-train design.
    12 KB (1,834 words) - 02:06, 12 August 2013
  • DEWBOT V Build
    ...led on 6-wheel drive wide chassis, designed based on the hypothetical 2008 drive system, cut necessary pieces *Began discussing fishtailing the trailer and perpendicular/pivot wheels
    3 KB (486 words) - 18:32, 20 June 2009
  • Robot Archives
    *[[DEWBOT XVIII Drive-Train | Swerve Drive]] *''[[DEWBOT XVII Drive Train|Low-Profile Swerve Drive]]''
    25 KB (3,558 words) - 16:16, 12 March 2024
  • DEWBOT V Drive Train
    Dewbot V possesses an awesome drive-train. Both agile and powerful. It's hard to score on us. We can push mo A wide 6 Wheel Drive ([[6wd]]) drive-train with the chassis oriented wide was selected for this year’s robot o
    6 KB (944 words) - 00:16, 23 October 2009
  • 7th Wheel
    File:DB5_7th_wheel-3wd.jpg|7th wheel active - 3wd pivot mode ...he in-line). The three weighted, driven wheels provide an excellent pivot drive with little or no transverse wheel drag (excluding the trailer).
    6 KB (889 words) - 11:27, 23 January 2010
  • DEWBOT IV Lift-Catapult
    # '''Fork''' - The Fork angle had to pivot to (3) discreet positions The '''Lift''' is cable-driven. Two cables provide positive up and down drive. One cable drives up, the other down. Cables are driven by a common 2-spo
    8 KB (1,323 words) - 01:42, 27 October 2009
  • Team 1640 2009 Summer Program
    #Prototype and test a [[4-Wheel Pivot Drive]] chassis. ##Prototype should allow multi-mode drive:
    6 KB (900 words) - 04:08, 29 October 2015
  • News Archive
    ...omation's Innovation in Control Award]] for our cutting-edge modular pivot drive-train with its integrated sensor array and control software.<br> .... The drive-train is a significantly improved version of last year's pivot drive, combining extraordinary agility with excellent traction and speed. Colored
    20 KB (3,126 words) - 22:45, 20 April 2012
  • Steering Committee 2009-07-31
    ##Pivot Drive Prototype & Vision System Progress ...gram meetings have developed to twice per week (Tuesday & Wednesday). The Pivot Prototype is mechanically complete. Programming has started.
    4 KB (622 words) - 16:34, 29 December 2011
  • Engineering
    :[[Media:Drive_Lesson_3.pdf|2009 Drive-train Lesson (rev 3)]] (pdf format) :[[Media:Drivetrain Model MkII.xls|Drive-train Model (Mk II - updated July 19, 2009)]] (xls format)
    7 KB (1,000 words) - 02:28, 8 June 2017
  • Steering Committee 2009-08-28
    ##Pivot Prototype ###Drive Train & Kit of Parts October 21
    3 KB (527 words) - 16:34, 29 December 2011
  • 4-Wheel Pivot Drive
    ...or excellent drive-train performance and a solution to conventional (tank) drive-train design constraints. The design also brings some clear design and con This arrangement provides the possibility to operate in several Drive/Control different modes:
    9 KB (1,410 words) - 14:42, 21 March 2018
  • FRC 2010 Calendar
    |'''3''' Drive to Rochester |'''22''' Value Design on Pivot 6:15-9:00 PM
    7 KB (1,087 words) - 03:54, 20 December 2010
  • Pivot Chassis Drawings
    [[media:Pivot_6r2_fab_091117.zip | Pivot mk VI Fabricated Parts (zip)]] [[media:Pivot_6r2_asm_091117.zip | Pivot mk VI assemblies (zip)]]
    569 bytes (75 words) - 12:30, 27 January 2015
  • Pivot Chassis Parts Specs
    ==Pivot Wheel Angle Sensor== Return to [[4-Wheel Pivot Drive]]
    995 bytes (139 words) - 12:31, 27 January 2015
  • DEWBOT VI
    ...ration is flexible and keeps the opposition guessing. This is a brand-new drive-train design for 1640. A technology we've been developing since June. We kept DEWBOT's profile low, so that it could drive through the tunnels. We wanted to be able to clear any balls that came to
    28 KB (4,351 words) - 20:29, 15 September 2012
  • DEWBOT VI Build
    ...er drive. At the end of the session we were leaning towards 6WD and Pivot drive systems ...on_Photo_Gallery#Monday_January_11.2C_2010 |'''Monday 11-January''']] - '''Drive base decisions'''
    29 KB (4,611 words) - 13:35, 23 February 2010
  • DEWBOT VI Drive Train
    ...p://en.wikipedia.org/wiki/Breakaway_(FIRST) BREAKAWAY] competition. Pivot Drive was selected for: :* Safety while crossing the bump. A 6-wheeled drive (6wd) robot would tilt over further during the climb and would also experie
    11 KB (1,692 words) - 12:22, 27 January 2015
  • DEWBOT VI Mechanical
    ...the Kicker into the fully-tensioned position. The Cocking Arm and Kicker pivot on the same axis. ...aded rotational speed of 19 rev/s. The ''possessor'' is a 1" OD Al tube. Drive belts are a pair of welded polycord belts (14-7/8").
    14 KB (2,202 words) - 14:21, 12 July 2011
  • DEWBOT VI Programming
    ...omous mode where the robot drives itself and a teleop mode where roboteers drive the robot, there is a huge amount of shared programming. ...each wheel the robot direction can be changed. If you make the right side drive motors go faster than the left the robot moves in a gentle arc to the left.
    6 KB (1,002 words) - 13:28, 13 July 2010
  • DEWBOT VI Electrical
    ...d to connect all of the Jaguar motor controls. Each pivot has two motors, drive and steering. There is a Jaguar for each motor. The large wire has very li The second analog unit is connected to drive controls:
    9 KB (1,577 words) - 18:04, 28 March 2010
  • DEWBOT VI Finger Lakes Regional
    Twenty-five roboteers, mentors and parents made the 6 hour drive on to Rochester NY to watch Sab-BOT-age compete. After getting off to a gr On a positive note our pivot drive got lots of attention from other teams, judges and spectators. Another tea
    15 KB (2,463 words) - 13:37, 13 June 2010
  • DEWBOT VI Philadelphia Regional
    The drive team for all matches was Clem McKown (coach), Carly McKown (driver), Paul K ...media:DEWBOT_VI_Pit_Meeting_Agenda.pdf | Pit Meeting]]''' during which the Drive Team, Scouts, Videographer and pit crew review the competition and highligh
    13 KB (1,840 words) - 16:25, 21 December 2010
  • DEWBOT VI Drive Train Team
    ...ex and precise project team 1640 has taken on. As of Tuesday week five the drive train mechanical can be consider done. The programming team now has to make ...m#Provisional Pivot Drive Chassis Drawings - 1-January-2010 - Clem | Pivot Drive Chassis Drawings]] were posted 1-January on the Design Team page.
    2 KB (367 words) - 15:36, 11 April 2010
  • DEWBOT VI Mechanical Team
    ...m#Provisional Pivot Drive Chassis Drawings - 1-January-2010 - Clem | Pivot Drive Chassis Drawings]] were posted 1-January on the Design Team page. It's ant Analysis of [[DEWBOT VI Design Team#BUMP traverse analysis & Proposed Drive-train/Chassis - 13-January-2010 - Clem | BUMP traverse]] with a proposed Ch
    1 KB (203 words) - 02:37, 22 March 2010
  • DEWBOT VI Programming Team
    #Pivot Drive - Magnetic Encoder, Least Distance Turning (50%) #Pivot Drive - Twist Capability (needs twist controller) (10%)
    23 KB (3,716 words) - 00:33, 12 July 2010
  • DEWBOT VI Design Team
    ==Provisional Pivot Drive Chassis Drawings - 1-January-2010 - Clem== ...g AutoDesk Inventor based upon a [[4-Wheel Pivot Drive | provisional Pivot Drive]] design. pdf versions of these drawings are provided below.
    7 KB (1,148 words) - 00:01, 30 March 2010
  • Team 1640 Mission and Program
    ...eel Pivot Drive|advanced drivetrains]], customizing [[DEWBOT_V_Drive_Train#Drive-train Development|transmissions with tight tolerances]], and [[DEWBOT_IX_We
    8 KB (1,119 words) - 14:43, 16 December 2012
  • DEWBOT VI Week One Build Season Photo Gallery
    Image:DB6_Brainstorming_100110_smw_0015.jpg|Scott leads a group on drive bases ...:DB6_DJ_Murph_Heather_100113_csm.jpg|DJ, Murph & Heather McKown working on pivot prototype
    5 KB (679 words) - 16:37, 15 February 2011
  • DEWBOT VI Week Three Build Season Photo Gallery
    ...in_breaking_chain_100124_csm.jpg|Carly & Erin breaking chain for the pivot drive Image:DB6_steering_motor_with_encoder_100124_csm_1.jpg|Steering motor with drive sprocket & magnetic encoder mounted
    6 KB (855 words) - 12:25, 15 September 2012
  • DEWBOT VI Week Four Build Season Photo Gallery
    ...Siri riveting pivot plates 100131 csm.jpg|Mike Rizzo & Siri Maley riveting pivot plates Image:DB6 mounted pivot 100131 csm.jpg|Pivot with motor, ready for wiring
    12 KB (1,784 words) - 00:37, 4 March 2010
  • 2010 DEWBOT VI Game Code
    ===Pivot Drive System=== ====Drive Modes====
    2 KB (371 words) - 02:25, 1 February 2010
  • DEWBOT VI Competition Team
    ...drive twitch. Because of the complications of our twitch drive train, new drive team members will be on arm operator and human player during competitions t *Pivot drive - high maneuverability, fast
    2 KB (314 words) - 17:58, 23 October 2010
  • DEWBOT VI Chairmans Award
    ...vanced engineering. Programming has gone from simple tank drive to a pivot drive with three different modes, and an autonomous mode that can score from 40 f ...Last season we won the Rockwell Control Award at Chesapeake for our unique drive train and control system and were the winner of PARC XII.
    12 KB (2,105 words) - 02:52, 12 March 2010
  • DEWBOT VI Elevator Speech
    :Dewbot has 4-wheel pivot drive with independent 4-wheel steering, allowing crab & snake driving.
    2 KB (265 words) - 21:55, 2 April 2010
  • DEWBOT VI Creativity Award sponsored by Xerox (Philadelphia Regional)
    ...ativity Award''' for its [[4-Wheel Pivot Drive | 4-wheel independent pivot drive-train]]. The awarding judges remarked: :Creativity was illustrated through the coupling of an innovative drive system with a multimode control system.
    1 KB (190 words) - 12:24, 13 April 2011
  • DEWBOT VI Drive Train Tread Wear
    The wheel on pivot #4 (front right) exhibits extreme tread wear when compared to the other whe ...practice matches + practice field time worth of wear (about 90 minutes of drive time). The other three treads were not replaced at Drexel.
    17 KB (2,903 words) - 12:23, 27 January 2015
  • DEWBOT VI PARC XIII
    ...6 as a result and our allies (1218 & 341) lost the match. Will repair the pivot by re-epoxying the joint and replacing the (3) 8-32 set screws with (3) ¼" :*Pivot #4 stopped steering again during one match. An old problem without an unde
    9 KB (1,385 words) - 13:42, 13 June 2010
  • DEWBOT VI Monty Madness
    :* The drive team discovered a loose wheel axle collar (front left) while in queue befor ...erratic drive-train behavior. This seems to be a new problem (not the old Pivot 4 story).
    10 KB (1,623 words) - 13:43, 13 June 2010
  • DEWBOT VI Bridgewater Battle
    ...ition's Engineering Excellence Award for DEWBOT's unique, multi-mode pivot drive-train and the mirror mounted to find balls hidden behind the bumps. ...makes it really a design failure, when you come down to it). We must pull Pivot 3 to put the driven steering sprocket in the right position (we pried the s
    11 KB (1,807 words) - 16:26, 7 November 2010
  • DEWBOT VII
    ...ists''' - [[DEWBOT VII Ramp Riot | Ramp Riot]] with 2<sup>nd</sup> robot & drive team competing under the ''nom de guerre'' 1641 [[image:2011_pivot_annotated.jpg|270px|right|thumb|2011 Pivot Module design]]
    18 KB (2,699 words) - 05:44, 30 December 2012
  • Downingtown Science Fair
    ...ence_Fair_Carly_explaining_pivot_100503_csm.jpg|Carly explaining the pivot drive
    1 KB (203 words) - 16:38, 15 February 2011
  • AMTreadMountsPage
    ...e consuming process. Also, there is the chance to incorrectly assemble the pivot. This happened before PARC and resulted in a failed bearing. To remedy this ...needs to be developed. This should result in a very durable tread for the pivot design.
    3 KB (582 words) - 12:20, 27 January 2015
  • Nisso-Denko (Window) Motor Locking Pins
    ...rd-winning]] multi-mode, [[4-Wheel Pivot Drive | 4-wheel independent pivot drive-train]]. Kit-of-Parts Nippon-Denso Window Motors were selected as steering :* One pivot suddenly ceases to respond to control, becoming locked at current angle
    4 KB (560 words) - 12:29, 27 January 2015
  • Team 1640 2010 Summer Program
    ...g basic maintenance on the robot, especially the [[DEWBOT VI Drive Train | drive-train]] to compensate for the wear and tear of our competitions and demonst :# Getting the control code right & tested, including the angle-drive autonomous; and
    24 KB (3,796 words) - 01:06, 10 August 2011
  • Site Map
    |[[Design Team]] || [[Game Team]] || [[Drive Team]] || [[Field Team]] |[[DEWBOT VI Drive Train]] || [[DEWBOT VI Drive Train Tread Wear]] || [[DEWBOT VI proxy chassis | DEWBOT VI Proxy Chassis]]
    14 KB (1,673 words) - 19:46, 22 June 2010
  • DEWBOT VI Possessor Development
    ...not effectively herd balls into the goal either (because of a tendency to drive over them). This was addressed for IRI. Original options included: ...s to provide this stop). This hard stop is necessarily quite close to the pivot axis.
    20 KB (3,300 words) - 16:39, 15 February 2011
  • DEWBOT VI IRI Matches
    ::Drive Team: Carly, Sasha, Andrew, Clem ::Drive Team: Carly, Sasha, Andrew, Clem
    8 KB (1,258 words) - 16:14, 25 July 2010
  • DEWBOT X
    :* Drive-train ::* Pivot has a lot to offer this year
    19 KB (2,840 words) - 21:44, 14 December 2014
  • DEWBOT VI Duel on the Delaware
    # Pivot transfer axles and wheel axle collars need to be checked after every match. # During the final 30 seconds of the practice match, the drive-train ceased operating properly. Wheels were stuck in an "X" configuration
    8 KB (1,237 words) - 18:15, 23 October 2010
  • DEWBOT VI Ramp Riot
    ...(Panther Robotics)'', 522 ''(Robowizards)'' and ourselves. Alas we lost a Pivot in the first playoff match and were unable to repair this before the 2<sup> :(0-2). we played only the first match, where our #2 pivot disintegrated.
    7 KB (1,061 words) - 16:40, 15 February 2011
  • Franklin Institute Robot Conflict
    ...here, but with neither saw blades nor hammers, not the most lethal. Pivot drive, though, was a big hit.
    2 KB (387 words) - 16:41, 15 February 2011
  • Steering Committee 2010-10-29
    ### FRC all set, there is a drive team ## Doing lessons learned about the pivot
    3 KB (515 words) - 16:18, 29 December 2011
  • DEWBOT VII Design Team Page
    ==Pivot Drive Value Engineering ("Straw Man") - 22-November-2010== [[File:Full pivot module 2011.JPG||right|450px|thumb|Full pivot module]]
    6 KB (884 words) - 20:47, 11 April 2011
  • 2010 Practice Kick-off
    :* Pivot bots work well at evading tank bots. :* Pivot drive for agility & pushing capability
    5 KB (738 words) - 20:09, 18 December 2010
  • DEWBOT VII Chairmans Award
    ...ered ones. Students have gone from mechanical novices to building advanced drive trains and custom transmissions with tight tolerances. ...ed engineering. Our programming has gone from simple tank drive to a pivot drive with three different modes, and an autonomous mode that can score from 40 f
    16 KB (2,673 words) - 22:21, 23 February 2011
  • DEWBOT VII Build
    :* First Pivot sideplate has been machined - a thing of beauty! :* Finished cutting Al stock for Pivot sides & tops
    23 KB (3,294 words) - 22:53, 21 March 2011
  • DEWBOT VII Week One Build Season Photo Gallery
    Image:DB7_Matt_110112_csm.jpg|Matt cutting Al for Pivot Sides Image:DB7_pivot_side_110113_csm.jpg|1<sup>st</sup> Pivot sideplate machined
    4 KB (636 words) - 16:43, 15 February 2011
  • DEWBOT VII Week Three Build Season Photo Gallery
    ...jpg|Molly hangs a square; Corey controls the pneumatics; Rick Kulik is the drive-train Image:DB7_claw_pneumatic_test_110123_csm_5.jpg|...the drive-train works really hard to get back to score
    7 KB (1,088 words) - 16:33, 15 February 2011
  • DEWBOT VII Week Four Build Season Photo Gallery
    Image:DB7_pivot_module_110130_csm.jpg|The first pivot module assembled Image:DB7_Deaver_110131_csm.jpg|Gary Deaver examining pivot
    7 KB (1,101 words) - 23:32, 3 April 2011
  • DEWBOT VII Drive Train
    ...esign]]'''January 10th 2011: The big debate of the night The Drive Train. Pivot vs. Tank (6W)'''<br> ...used last year, with the increased knowledge on how to build, program and drive it, and the added agility that come with but lose the 8 motors it takes and
    13 KB (1,996 words) - 12:24, 27 January 2015
  • DEWBOT VII Week Five Build Season Photo Gallery
    Image:DB7_Matt_mill_110206_csm.jpg|Matt ready to cut pivot hole into pultrusion on mill Image:DB7_Carly_chassis_110207_csm_1.jpg|Carly explaining [[DEWBOT VII]]'s drive-train to the curious
    9 KB (1,350 words) - 20:35, 3 April 2011
  • DEWBOT VII Week Six Build Season Photo Gallery
    Image:DB7_shorter_belt_110214_csm.jpg|The 2000mm arm drive belt is replaced with a 500mm belt to reduce arm bounce Image:DB7_short_belt_deux_110216_csm.jpg|''Deux'' gets a short (500mm) arm drive belt too
    7 KB (999 words) - 23:39, 4 April 2011
  • DEWBOT VII Arm
    The team's decision to build a Pivot Drive-Train limited the motors available for the arm & [[DEWBOT VII Minibot Deplo [[media:4Bar arm analysis-skm.ppt|4-Bar arm analysis]] for single-pivot arm playing Logomotion. 17 Jan 2011, Siri<br>
    13 KB (2,000 words) - 02:28, 12 July 2011
  • DEWBOT VII Competition Kit List
    #(1) 420 mm HTD5 timing belt (drive) #(2) 31-link type 35 steel chain (drive)
    5 KB (613 words) - 04:30, 10 November 2011
  • DEWBOT VII Competition Checklists
    #Pivot alignment, spacers, axle nuts #Friction drive surgical tubing
    2 KB (220 words) - 15:52, 24 October 2011
  • DEWBOT VIII FRC Championship
    Image:DB8_Champs_120426_csm-3.jpg|Pivot display Image:DB8_Champs_120426_csm-14.jpg|Pivot display
    4 KB (663 words) - 02:35, 1 June 2012
  • DEWBOT VII Philadelphia Regional
    ...coring. While 1640’s robot (DEWBOT) was designed for offense, its pivot drive-train just can't be beat on defense. The 2<sup>nd</sup> alliance won both ...s arm still broken. Not a good combination. To make matters worse, 365's drive-train failed entirely during the 1st finals match. The 2<sup>nd</sup> alli
    12 KB (1,869 words) - 16:00, 20 May 2011
  • DEWBOT VII - Philadelphia - Rockwell Automation's Innovation in Control Award
    ...automate their robot [[DEWBOT VII Arm | arm]] and manage the [[DEWBOT VII Drive Train | swivel wheels]]. This team is plotting to "Sab-BOT-age" the compet [[image:DB7_Phila_pivot_demo_110408_csm.jpg|left|250px|thumb|Pivot display & award]]
    812 bytes (114 words) - 01:23, 25 April 2011
  • Steering Committee 2011-05-06
    :*This provides our best opportunity to train a new drive team ...te the 5th Gear drive simulation (Christopher & Maley) – but there is no pivot simulation
    4 KB (570 words) - 14:37, 18 October 2011
  • DEWBOT VII IRI Trip Reports
    ...''' in Wheeling WV. This turns out to be the geometric centerpoint of our drive (within a few feet either way). America's best Hot Wings, curley straws & ...t. Louis]]. It's hard to think of a more ''interesting'' place to learn to drive than at IRI. Andrew did a great job (and brought a great attitude to a ver
    27 KB (4,835 words) - 10:41, 15 June 2013
  • DEWBOT VIII
    ;<big>[[DEWBOT VIII Drive Train | Drive Train]]</big> ...15_csm-21.jpg|upright=1.1|right|thumb|Hybrid Drive-train in assembly]] key drive-train requirements for Rebound Rumble were:
    24 KB (3,540 words) - 11:36, 20 April 2013
  • Fall 2011 Robot Design Project
    :* Scoring - High-velocity impact with ramp crates '''must''' drive the crates forward :* Drivetrain - Perceived benefit for Pivot in speed to top of ramp (not verified)
    4 KB (575 words) - 20:23, 5 October 2011
  • DEWBOT VII Duel on the Delaware
    ...e replacement pivots also were not new (meaning if we did have to switch a pivot, we'd have to switch the tread at the same time) #(1) BHCS used to mount the front-left pivot module had a stripped head, making removal problematic - consider replacing
    10 KB (1,743 words) - 21:23, 4 October 2012
  • 2011 Pivot Value Engineering
    ...s intended to be a discussion of improvements to be made to the 2011 Pivot Drive. [[media:Pivot_side_8r1.pdf | Pivot side plate drawing]] (pdf).
    1 KB (180 words) - 12:13, 27 January 2015
  • News Archive 2010
    The demo went very well, over 70 Scouts got a chance to drive our VEX robots. ...moving and managing the crowds. The Scouts were thrilled at the chance to drive and a few even took a crack at playing ''Round Up''.
    23 KB (3,603 words) - 11:21, 28 December 2016
  • DEWBOT VIII Build
    :'''Drive-train Team''' :*Demonstrated that 8" undriven wheels ½ - 1" above grade cannot enable the Pivot Chassis to cross the Barrier. Results were close enough (at maximum offset)
    12 KB (1,679 words) - 02:32, 26 February 2012
  • DEWBOT VIII Drive-train Team Page
    ==Pivot drive Steering Motor selection== ...iven, 8" diameter pneumatic wheels. What motors & gearboxes are needed to drive these wheels? [[media:DB8_Barrier_Motor.xls | Analysis]] indicates that Fi
    7 KB (1,075 words) - 12:27, 27 January 2015
  • DEWBOT VIII Week Two Build Season Photo Gallery
    Image:DB8_120118_csm-6.jpg|...figuring out how to drive the bridge arm Image:DB8_120121_csm-1.jpg|Pivot plates on the mill
    5 KB (680 words) - 23:23, 16 February 2012
  • DEWBOT VIII Week Three Build Season Photo Gallery
    Image:DB8_120122_csm-1.jpg|Pivot sides & top in mill (milled from (1) piece of aluminum Image:DB8_120122_csm-2.jpg|Pivot braces
    5 KB (734 words) - 14:13, 30 January 2012
  • DEWBOT VIII Week Four Build Season Photo Gallery
    Image:DB8_120129_csm-1.jpg|Pivot tops Image:DB8_120129_csm-2.jpg|You need pivot parts...
    7 KB (976 words) - 23:27, 16 February 2012
  • DEWBOT VIII Week Six Build Season Photo Gallery
    Image:DB8_120212_csm-17.jpg|Lift wheel & Pneumatic wheel drive Image:DB8_120212_csm-21.jpg|Ball lift drive pulley
    6 KB (916 words) - 00:33, 20 February 2012
  • DEWBOT VIII Drive Train
    ...rossing Pneumatic Wheels]] drive train to use for Rebound Rumble? The key drive-train requirements for the game were assessed to be: :* The ability to drive in the wide orientation in order to fit three robots on a Bridge (Need)
    16 KB (2,396 words) - 12:25, 27 January 2015
  • DEWBOT VIII Hatsboro-Horsham
    ...nately, while not specifically designed a defensive robot, 341 trusted our drive team and our barrier crossing ability enough to put us in this role. While ====Drive Team====
    15 KB (2,414 words) - 00:00, 29 March 2012
  • DEWBOT VIII Lenape
    We broke a pivot at the Pivot Tube-Pivot Top joint due to a barrier hit. ====Drive Team====
    6 KB (932 words) - 00:16, 29 March 2012
  • DEWBOT VIII Chairmans Award
    ...cation and open sourcing novel ideas for the benefit of society. The Pivot Drive Train, pioneered by students and mentors, found success not only in competi ...and robotics. Forums on the public net have talked about ways to make the Pivot better and more reliable. Team 1640 embodies the idea that great things com
    15 KB (2,317 words) - 23:41, 3 April 2012
  • DEWBOT VIII Ball Collection and Storage
    ...ain#Decision | drive-train decision]] to use [[4-Wheel Pivot Drive | Pivot Drive]] again leads to the practical requirement to keep all rigid ball lift mech ...barrier crossing influenced the Pivot [[DEWBOT VIII Drive Train#Decision | drive-train decision]]). This was seen to enable ball collection due to the wide
    10 KB (1,598 words) - 00:38, 22 August 2012
  • DEWBOT VIII Mid-Atlantic Region Championship
    *[[User:Siri | Siri Maley]] - Drive Coach & Team Strategist, Pit & Elimination Crew Lead Image:DB8_Philadelphia_120413_csm-6.jpg|Pivot display
    6 KB (804 words) - 22:48, 29 December 2012
  • News Archive 2011
    ...eux'' entered the competition under the ''nom de guerre'' 1641 operated by drive-team trainees, giving them invaluable competition driving experience. We a ...ferent drive trains, and the scouts got to drive a very cool X shaped omni drive, and a legged walking robot.
    17 KB (2,745 words) - 11:21, 28 December 2016
  • Team 1640 2012 Summer Program
    ...n 2010 with [[DEWBOT VI]].) Ideas such as the benefits of 6 versus 4 wheel drive and wide versus long orientation were explored, along with the usefulness o
    5 KB (779 words) - 03:04, 26 November 2012
  • DEWBOT VIII Monty Madness
    :Sab-BOT-age used this event primarily for drive-team training. We finished qualifying matches as 15<sup>th</sup> seed out ...e:DB8_MM_120519_csm-4.jpg|103's ([http://www.cybersonics.org/ Cybersonics])drive-train
    3 KB (396 words) - 22:47, 20 April 2013
  • DEWBOT VIII Shooter
    :# A [[DEWBOT_VIII_Drive_Train#Drive_Modes | Drive Mode]] specifically for aiming the robot ...ision to fix the shooter azimuth relative to the chassis. If we use pivot drive, we will aim the robot; we will not use a turret to aim the shooter.
    3 KB (445 words) - 00:40, 22 August 2012
  • DEWBOT VIII Bridge Manipulation
    * Pivot "brake" to prevent movement on bridge after achieving balance * Our 4-wheel drive-train does not allow us to hang off the edge of the bridge safely
    12 KB (1,824 words) - 00:23, 7 September 2012
  • DEWBOT IX
    :* Drive-train ...ling to and from feeding stations; there will therefore be high value to a drive-train combining high traction with superior agility
    20 KB (2,892 words) - 04:03, 29 October 2015
  • DEWBOT IX Build
    :*Tank drive code on 6WD bot re-done and tested – successful ...mmers began converting 2012 code to 2013 framework, starting with 6WD tank drive and sensor/test board programs
    18 KB (2,528 words) - 23:08, 26 August 2013
  • DEWBOT IX Design Team Page
    ==Drive Train model adapted for pyramid corner climbing== The Minibot drive-train model was adapted to work with [[media:Drivetrain_Model_DB9_Pyramid.x
    7 KB (1,096 words) - 22:56, 20 June 2013
  • Swerve Central
    ...erve drive. It primarily deals with [[FRC Team 1640 | FRC 1640]]'s swerve drive, but references to other systems and sources are included. ==What is Swerve Drive==
    18 KB (2,732 words) - 02:39, 28 February 2023
  • DEWBOT IX Welding
    ...sembly straight and square. Laura also played a big part in the automated pivot tube welding, always a fun job. The only parts left to weld are are the sta ...welded the pivot drive rails together. Tonight lets try to get the pivot drive rails welded to he rear sub assembly.<br><br>
    22 KB (4,000 words) - 03:11, 31 October 2015
  • DEWBOT VIII Ramp Riot
    |'''Drive Team:''' *Of the 13 non-CIM motors/power take-offs on the robot and pivot spares, ''all'' of them have suffered some damage in this competition or pr
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  • DEWBOT IX Drive Train
    [[Image:2013_pivot.jpg|right|frameless|upright=1.1|alt=2013 pivot (Solidworks)]] ...Pivot Drive | pivot drive]] again. In addition, to maximize agility, this drive would utilize our new Ocelot control code.
    8 KB (1,161 words) - 01:33, 19 February 2017
  • DEWBOT IX Control
    ## Confirm sequence WITHOUT DRIVE MOTOR: front prox, front LS, mid prox, mid LS, back LS ## Confirm sequence WITH DRIVE MOTOR, preferably on pyramid with safety rope
    6 KB (860 words) - 20:44, 30 July 2013
  • DEWBOT IX Week Three Build Season Photo Gallery
    Image:2013_pivot.jpg|2013 pivot (SolidWorks rendering) Image:DB9_130120_csm-4.jpg|Countersunk pivot braces
    4 KB (486 words) - 22:26, 6 June 2013
  • DEWBOT IX Week Five Build Season Photo Gallery
    Image:DB9_catdrive_130203_kellom-1.jpg|Caterpillar drive parts Image:DB9_catdrive_130203_kellom-2.jpg|Caterpillar drive parts
    4 KB (595 words) - 04:05, 10 February 2013
  • 2013 Pivot Development
    ...he same gear ratio. The #35 9T ''Transfer Axle Sprockets'' and 24T ''Wheel Drive Sprockets'' were changed to 12T and 32T, respectively. The maintained an in ...module bottom plate.) The bearings have never failed on any generation of pivot, but at $18/ea (x8), they represent a major cost investment both in real do
    8 KB (1,177 words) - 12:16, 27 January 2015
  • FRC 2013 Calendar
    |'''8''' Drive Team Meeting 6:00-9:00PM |'''14''' Team Meeting 6:00-9:00PM <br/><small>Pivot Drive Dynamics</small>
    14 KB (2,150 words) - 23:41, 3 February 2014
  • DEWBOT IX Caterpillar Drive
    A number of concepts were considered and evaluated. The Caterpillar Drive approach was selected because it was perceived that: ...corners extending 2½" from the corner pole's surface. So this becomes a drive-train problem.
    10 KB (1,601 words) - 21:55, 3 January 2014
  • DEWBOT IX FRC Championship
    ...to a competitive level which had hitherto been no more than a dream. Our drive team was awesome - any other description falls short. Our scouting was tim ====Drive Team====
    10 KB (1,488 words) - 13:57, 3 May 2017
  • 3-Wheel Swerve
    ...in 2013 and continuing in 2014. Urgency increased in 2014 with 6-CIM tank drive becoming established as the competitive standard. ...pected and perceived benefits and potential benefits of a 3-wheeled swerve drive-train are:
    8 KB (1,150 words) - 04:02, 29 October 2015
  • Micah
    * pivot's not always the answer and we need to keep our eyes & minds open; ...and we've lost all driver-relevant institutional knowledge concerning 6WD drive-trains;
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  • FTC 7314 build November 2013
    ...anging. We pinned the pivot tube clamps at the competition, but the steel drive shaft then spun. # Increase the effective arm drive power by using a larger-diameter steel drive shaft with a keyway (and using keys).
    3 KB (425 words) - 13:38, 21 December 2013
  • DEWBOT X Programming
    ===Gear-Shifting Pivot Drive=== Challenge: Design control software for a gear-shifting pivot drive system.
    9 KB (1,344 words) - 21:20, 30 September 2014
  • FRC 1640 Punchlist
    ** Key and cut retaining clip groove into 4140 steel co-axial drive shafts *** Ramp up drive power based on revolutions reported by encoders
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  • DEWBOT X Build
    * Decision made to re-use the 2013 pivot design without significant change (and to focus our mind-time on the game-p * Started cutting Al for pivot cages (4 cut)
    12 KB (1,648 words) - 23:39, 24 February 2014
  • DEWBOT X Week Four Build Season Photo Gallery
    image:DBX_140127_csm-8.jpg|Partially assembled pivot image:DBX_140128_csm-5.jpg|Dana drills holes in drive pulley for tachometer magnets
    5 KB (703 words) - 23:19, 2 February 2014
  • DEWBOT X Control
    # Drive CIMS (Talon) # Pivot Design
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  • DEWBOT X Week Six Build Season Photo Gallery
    image:DBX_140209_csm-1.jpg|Tachometer sensor mount on pivot image:DBX_140209_csm-2.jpg|Angle sensor mount on pivot
    5 KB (704 words) - 22:34, 20 February 2014
  • DEWBOT X Final Daze Build Season Photo Gallery
    image:DBX_140218_csm-15.jpg|<107 lb<sub>m</sub>? Did we forget the cRIO? A pivot? Pneumatic system? image:DBX_140223_csm-6.jpg|''Prime'' ready for a drive wearing the new red bumpers
    4 KB (492 words) - 23:48, 24 February 2014
  • DEWBOT X Drive Train
    ...the decision on 5-January to utilize [[DEWBOT IX Drive Train | DEWBOT IX's Drive Train design]] (which has been published) with a couple important upgrades. ==Issues with the 2013 pivot design==
    5 KB (690 words) - 12:28, 27 January 2015
  • DEWBOT X Shooting
    The drive team's shooting focus was on scoring via high-trajectory, short distance sh ...1/8" 6061 Al gussets. Short lengths of 1/2" diameter 6061 Al rod provide pivot points for securing the shooter frame to the to the chassis weldment at the
    10 KB (1,546 words) - 14:26, 15 November 2014
  • DEWBOT X FRC Championship
    Image:DBX_FRCCMP_140424_csm-3.jpg|610 admiring our pivot module Image:DBX_FRCCMP_140426_csm-13.jpg|Drive team - Patrick C, [[User:Siri | Siri Maley]] & Kira
    8 KB (1,251 words) - 13:41, 31 May 2014
  • DEWBOT X Ball Handling
    ...details of its design; especially in terms of materials selection, roller drive, specific geometry and mounting arrangements. Minding those details ended The '''Roller Frame''' is a U-frame open and anchored to the chassis with a pivot joint at the bottom. There are three main structural elements: the sides a
    10 KB (1,512 words) - 14:20, 15 November 2014
  • DEWBOT X Design Philosophy
    ...idated Anderson power connectors and PWM sensor connectors make for faster pivot changes (not needed, because no pivots failed during the competition season ...d PWMs. We brought no loose CIMS, BaneBots or AndyMark motors: we brought Pivot, Winch and Roller Frame modules containing these motors.
    10 KB (1,518 words) - 14:41, 15 November 2014
  • DEWBOT XI Build
    *Pulled Al stock from team inventory for machined pivot parts *Delivered Al stock for pivot parts to AMS Filling Systems
    13 KB (1,882 words) - 06:05, 16 February 2015
  • DEWBOT XI Week Three Build Season Photo Gallery
    image:DB11_150118-10.jpg|Partially completed 7075 Al pivot transfer axles image:DB11_150118-13.jpg|First rivet nuts installed & pivot module plate mounted
    4 KB (602 words) - 03:41, 25 January 2015
  • DEWBOT XI Drive Train
    ...peed were not adopted. Furthermore Mini-CIMs were used in lieu of CIMs to drive the robot. ...Ben's employer, Edgetech, graciously sponsored the team by machining the pivot (and other) parts.
    5 KB (768 words) - 14:59, 20 September 2015
  • DEWBOT XI Week Five Build Season Photo Gallery
    image:DB11_150206-6.jpg|Programming/Drive team notes image:DB11_150207-1.jpg|Lift drive
    3 KB (499 words) - 03:32, 8 February 2015
  • DEWBOT XI Seneca
    Image:DB11_Seneca_150321_csm-3.jpg|Drive team meeting with 1647 Image:DB11_Seneca_150321_csm-4.jpg|Pivot comparison with Vulcan Robotics
    5 KB (782 words) - 22:55, 20 April 2015
  • DEWBOT XI Intake System
    ...he rectangular tube) connects the two pulleys and transfers power from the pivot axle to the wheel axle. ...mounted in the robot floor (flange side down). The bottom terminus of the pivot axle is bored and tapped to accept a 10-32 screw; a screw and oversized was
    6 KB (942 words) - 13:31, 5 July 2015
  • FTC 7314 Engineering Notebook 2015-11-04
    | '''Complete Drive System''' * They replaced the (2) Tetrix drive motors with (2) am-2964a motors, thereby gaining integral encoders with the
    3 KB (413 words) - 00:33, 17 November 2015
  • DEWBOT XVIII Steel City Showdown
    There was also a Tor-Mentor robot (666), which team mentors could drive. 1640 mentors drove this robot in two qualification matches. ...roller intake driven by a new drive team and playing as 9990. Running two drive teams was an awesome training experience.
    5 KB (769 words) - 01:25, 7 August 2023
  • STEAMworks Kickoff Meeting - 07-Jan-2017
    ...around ideas for strategy and the like, and chose to use our updated pivot drive system.
    3 KB (375 words) - 20:21, 21 January 2017
  • DEWBOT XIV Drive Train
    CVT swerve, first employed in [[DEWBOT XIII Drive Train | DEWBOT XIII]], was again used for the 2018 robot. Fast is good. # The drive pulley is now printed with a 1/2" Hex hub. A 1/2" Hex shaft mates precisel
    6 KB (953 words) - 23:43, 28 March 2018
  • DEWBOT XVI Week Seven Build Season Photo Gallery
    image:DB16_Build_20200216-11.jpg|Pivot party image:DB16_Build_20200218-4.jpg|Pivot box
    6 KB (862 words) - 15:08, 23 February 2020
  • DEWBOT XVI Climber
    * Needs to be easy for drive team ...ews. The rear U-Channel is highly relieved and incorporates the leadscrew drive. This rear U-Channel also terminates in ½" shaft for bearing mount, allow
    8 KB (1,167 words) - 20:09, 16 March 2020
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