+* check for all bags
+* make motor assemblies
+ - [ ] put motor mount on right motor
+ - [ ] assemble right motor mount
+ - [ ] locate materials from bag 0a
+ - [ ] 1x motor with wires
+ - [ ] 1x motor mount
+ - [ ] 2x 4-40x1 inch bolt
+ - [ ] 2x 4-40 lock nut
+ - [ ] locate tools
+ - [ ] magnetic tray
+ - [ ] 1x socket wrench
+ - [ ] 1x 1/4 inch socket
+ - [ ] 1x stub screw driver
+ - [ ] 5/64 allen wrench (from bag 0a)
+ - [ ] pour bag 0a into magnetic tray
+ - [ ] attach "motor to motor mount"
+ - [ ] watch "0a motor to motor mount"
+ - [ ] orient motor to face motor outline on motor mount,
+ with motor shaft going through mount face's mouth, and
+ motor nub going into mount face's nose
+ - [ ] put 4-40 bolt through right eye of motor mount face,
+ then into motor, so head of bolt sits on motor mount
+ - [ ] finger tighten 4-40 locking nut onto 4-40 bolt,
+ put shiny side down, so nylon part of nut is still visible
+ - [ ] repeat for left eye
+ - [ ] after placing a bolt through each eye, tighten nuts onto both
+ bolts with socket wrench and screw driver
+ - [ ] put angle brackets on motor mount
+ - [ ] locate materials from bag 0a poured into magnetic tray
+ - [ ] 2x angle bracket
+ - [ ] 2x 6-32x3/8 inch bolt
+ - [ ] locate tools
+ - [ ] magnetic tray
+ - [ ] 5/64 inch hex wrench
+ - [ ] watch "0a angle brackets to motor mount"
+ - [ ] place angle bracket on same side of motor mount as motor, and
+ angle it to go over the motor and not over the motor mount
+ - [ ] put 6-32 bolt through hole on motor mount into angle bracket
+ - [ ] use long arm of hex wrench to spin bolt while bringing angle
+ bracket's hole closer to the bolt. eventually, the bolt will
+ catch on the angle bracket hole and pull it in. tighten only a
+ few turns. the angle bracket will be completly tightened later.
+ - [ ] put wheels on motors
+ - [ ] locate materials from bag 0a poured into magnetic tray
+ - [ ] 1x 2-20x3/8 screw
+ - [ ] 1x wheel
+ - [ ] 1x hair tie
+ - [ ] locate tools
+ - [ ] magnetic tray
+ - [ ] stub philip's head screw driver
+ - [ ] watch "0a wheel to motor"
+ - [ ] put hair tie on wheel, it will act as a tire and provide grip
+ - [ ] put wheel on motor shaft
+ - [ ] use stub philips screw driver to tighten 2-20
+ screw into wheel shaft.
+ push wheel firmly into motor shaft while tightening.
+ - [ ] repeat for left motor, with bag 0b instead of 0a
+ - [ ] motor to motor mount
+ - [ ] angle brackets to motor mount
+ - [ ] wheel to motor
+* make sonar assemblies
+ - [ ] locate materials
+ - [ ] 2x sonar
+ - [ ] 2x sonar holder
+ - [ ] 2x 6-32 lock nut
+ - [ ] 2x 6-32x5/8 inch bolt
+ - [ ] 2x #6 washer
+ - [ ] locate tools
+ - [ ] magnetic tray
+ - [ ] socket wrench
+ - [ ] 5/16 inch socket
+ - [ ] 5/64 hex wrench
+ - [ ] attach binder clip arm to sonar holder
+ - [ ] fold binder clip arms back as if to open binder clip
+ - [ ] put #6 washer on 6-32x5/8 inch bolt
+ - [ ] put bolt through binder clip arm from the inside out
+ so bolt head will be between opened binder clip arms
+ - [ ] put sonar holder onto 6-32 bolt
+ - [ ] finger tighten 6-32 bolt with shiny side toward bolt head
+ - [ ] use socket, socket wrench and hex wrench to tighten
+ - [ ] repeat for other sonar holder
+ - [ ] attach sonars to deck
+ - [ ] attach sonar holders to deck by clamping binder clip to the deck
+ - [ ] put a sonar into left holder with sonar cans facing down,
+ and pins facing right, toward robot center
+ - [ ] repeat for other sonar, but face pins left, toward robot center
* attach arduino to deck
- [ ] locate materials
- [ ] 1x arduino
- [ ] put arduino on top and tighten all but bottom right bolt
- [ ] hold locking nut with pliers, shiny side toward arduino, while
tightening last bolt into it.
-* make sonar cables
- - [ ] locate materials
- - [ ] 2x 220mm red stiff wire, solid core 22 awg
- - [ ] 2x 220mm blue stiff wire, solid core 22 awg
- - [ ] 2x 220mm yellow stiff wire, solid core 22 awg
- - [ ] 2x 220mm black stiff wire, solid core 22 awg
- - [ ] 4x zip tie
- - [ ] 8x terminal
- - [ ] 2x white housing, 4 positions
- - [ ] locate tools
- - [ ] magnetic tray
- - [ ] 1x crimper
- - [ ] 1x wire stripper
- - [ ] 1x wire cutter (or reuse wire stripper)
- - [ ] prepare wires
- - [ ] strip 1 end of all 8 wires by about 3mm (3/16 inch).
- the terminal will crimp onto this end
- - [ ] crimp terminals onto exposed end of wires
- - [ ] strip other end of all 8 wires by about 2cm (1/2 inch).
- this end will plug into the breadboard or arduino header
- - [ ] finish cables
- - [ ] put crimped ends into housing in the order:
- black, yellow, blue, red
- such that the probe points face towards the arduino on
- the finished robot.
- - [ ] put 2 zip ties about 2 cm down from the white housing.
- this will spread any pulling stress across all terminals.
- - [ ] repeat process to make the other sonar cable,
- with wire colors in the same order as the first
-* make sonar assemblies
+* attach caster to deck
- [ ] locate materials
- - [ ] 2x sonar
- - [ ] 2x sonar holder
- - [ ] 2x 6-32 lock nut
- - [ ] 2x 6-32x5/8 inch bolt
- - [ ] 2x #6 washer
+ - [ ] 3x 6-32x5/8 inch bolt
+ - [ ] 3x 6-32 lock nut
+ - [ ] 3x #6 washer
+ - [ ] caster holder
+ - [ ] caster ball
- [ ] locate tools
- [ ] magnetic tray
- [ ] socket wrench
- [ ] 5/16 inch socket
- - [ ] 5/64 hex wrench
- - [ ] attach binder clip arm to sonar holder
- - [ ] fold binder clip arms back as if to open binder clip
- - [ ] put #6 washer on 6-32x5/8 inch bolt
- - [ ] put bolt through binder clip arm from the inside out
- so bolt head will be between opened binder clip arms
- - [ ] put sonar holder onto 6-32 bolt
- - [ ] finger tighten 6-32 bolt with shiny side toward bolt head
- - [ ] use socket, socket wrench and hex wrench to tighten
- - [ ] repeat for other sonar holder
- - [ ] attach sonars to deck
- - [ ] attach sonar holders to deck by clamping binder clip to the deck
- - [ ] put a sonar into left holder with sonar cans facing down,
- and pins facing right, toward robot center
- - [ ] repeat for other sonar, but face pins left, toward robot center
+ - [ ] 5/64 inch hex wrench
+ - [ ] attach first bolt
+ - [ ] put #6 washer on 6-32 bolt
+ - [ ] put bolt through hole 4,1 on deck grid from top
+ - [ ] bring middle hole of caster holder towards that bolt
+ - [ ] finger tighten a locking nut onto the bolt
+ it will be tightened more after getting all the bolts through the
+ caster holder
+ - [ ] put a washer on another bolt, put that bolt through hole
+ 4,2 on deck and finger tighten nut to it
+ - [ ] do the same through hole 5,1
+ - [ ] use socket, socket wrench and hex wrench to tighten all 3 bolts
* attach wires to motor
- [ ] locate materials
- [ ] 2x motor
switch.
- [ ] use short stub screw driver to guide battery pack so battery
screw hole lines up with grid hole 6, 1
-* make motor assembly
- - [ ] put motor mounts on motors
- - [ ] locate materials
- - [ ] 2x motor
- - [ ] 2x motor mount
- - [ ] 4x 4-40x1 inch bolt
- - [ ] 4x 4-40 lock nut
- - [ ] locate tools
- - [ ] magnetic tray
- - [ ] 1x socket wrench
- - [ ] 1x 1/4 inch socket
- - [ ] 1x stub screw driver
- - [ ] attach motor mount to left motor
- - [ ] orient motor mount so that motor nub goes through motor
- mount nose, and angle bracket holes are off to left when
- looking at motor mount face upright in front of motor
- - [ ] put 4-40 bolt through left eye of motor mount face,
- then into motor
- - [ ] finger tighten 4-40 locking nut onto 4-40 bolt,
- put shiny side down, so nylon part of nut is still visible
- - [ ] repeat for right eye
- - [ ] tighten both bolts with socket wrench and screw driver,
- but only after both bolts are through their holes
- - [ ] repeat for right motor, but this time, angle bracket holes
- will go off to the right when looking at upright motor mount face.
- - [ ] put angle brackets on motor mounts
- - [ ] locate materials
- - [ ] 4x angle bracket
- - [ ] 4x 6-32x3/8 inch bolt
- - [ ] locate tools
- - [ ] magnetic tray
- - [ ] 5/64 inch hex wrench
- - [ ] face left motor's mount face upright, angle bracket holes on left
- - [ ] put 6-32 bolt through upper hole on motor mount
- - [ ] bring angle bracket toward bolt from side of motor mount that
- has the motor, and nuts on the 4-40 bolts
- - [ ] use long arm of hex wrench to spin bolt while bringing angle
- bracket's hole closer to the bolt. eventually, the bolt will
- catch on the angle bracket hole and pull it in. tighten only a
- few turns. the angle bracket will be completly tightened later.
- - [ ] put wheels on motors
- - [ ] locate materials
- - [ ] 2x 2-20x3/8 screw
- - [ ] 2x wheel
- - [ ] 2x hair tie
- - [ ] locate tools
- - [ ] magnetic tray
- - [ ] stub philip's head screw driver
- - [ ] put hair ties on both wheel, it will act as a tire and provide grip
- - [ ] put wheel on motor shaft
- - [ ] use stub philips screw driver to tighten 2-20
- screw into wheel shaft.
- push wheel firmly into motor shaft while tightening.
- - [ ] repeat for other wheel
* attach motor assembly to deck
- [ ] make motor assemblies
- [ ] locate materials
pushing out gives the wheel room to spin without rubbing the deck.
- [ ] repeat this process with right motor assembly and
holes 8,5 and 8,6.
-* attach caster to deck
- - [ ] locate materials
- - [ ] 3x 6-32x5/8 inch bolt
- - [ ] 3x 6-32 lock nut
- - [ ] 3x #6 washer
- - [ ] caster holder
- - [ ] caster ball
- - [ ] locate tools
- - [ ] magnetic tray
- - [ ] socket wrench
- - [ ] 5/16 inch socket
- - [ ] 5/64 inch hex wrench
- - [ ] attach first bolt
- - [ ] put #6 washer on 6-32 bolt
- - [ ] put bolt through hole 4,1 on deck grid from top
- - [ ] bring middle hole of caster holder towards that bolt
- - [ ] finger tighten a locking nut onto the bolt
- it will be tightened more after getting all the bolts through the
- caster holder
- - [ ] put a washer on another bolt, put that bolt through hole
- 4,2 on deck and finger tighten nut to it
- - [ ] do the same through hole 5,1
- - [ ] use socket, socket wrench and hex wrench to tighten all 3 bolts