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== Bill of Materials==
== Bill of Materials==
This project has been divided into multiple subsystems; frame, propulsion system, control system, power system.  
This project has been divided into multiple subsystems; frame, propulsion system, control system, power system.
 
{| style="margin:auto;"
|- style="vertical-align:top;"
{|class="wikitable" style="margin:auto"
|+Frame
!Description
!Count
|-
|187 mm Aluminium Extrusion
|4
|-
|213 mm Aluminium Extrusion
|8
|-
| Aluminium Corner Joints
|8
|-
|5 mm Hex Screws
|64
|}
 
{| style="margin:auto;"
|- style="vertical-align:top;"
{|class="wikitable" style="margin:auto"
|+Axle Assembly
!Description
!Count
|-
|10 mm Axle (87.5mm Long(
|4
|-
|Bearing Carrier
|4
|-
|10 mm Shaft Collar
|8
|-
|72-Tooth Gear
|4
|-
|Wheel
|4
|-
|Tires
|4
|-
|35mm 3mm Hex Bolts
|20
|-
|3mm hex nuts
|20
|-
|Bearings
|8
|}
 
{| style="margin:auto;"
|- style="vertical-align:top;"
{|class="wikitable" style="margin:auto"
|+Drivetrain
!Description
!Count
|-
|Axle-Assmebly
|4
|-
|Assembled Frame
|1
|-
|5mm hex cap bolts (20mm long)
|4
|-
|5mm hex cap bolts (10mm long)
|4
|-
|Roller Chain (ISO Number 05B, 8 mm Pitch)
|3 ft
|-
|9-tooth gear
|2
|-
|3mm Hex Bolts (15mm long)
|2
|-
|3mm hex nuts
|2
|}
 
{| style="margin:auto;"
|- style="vertical-align:top;"
{|class="wikitable" style="margin:auto"
|+Wire Guidance Materials
!Description
!Count
|-
|Generator PCB
|1
|-
|Sensor PCB
|1
|-
|ADS1115 ADC
|1
|-
|3.3 kΩ Resistor
|1
|-
|12 kΩ Resistor
|1
|-
|47 Ω Resistor
|1
|-
|10 kΩ Resistor
|4
|-
|1 MΩ Resistor
|4
|-
|4.7 kΩ Potentiometer
|1
|-
|12 kΩ Resistor
|1
|-
|100 nF Capacitor
|2
|-
|1.2 nF Capacitor
|1
|-
|1 uF Capacitor
|1
|-
|22 nF Capacitor
|2
|-
|1 mH Inductor
|2
|-
|LM324N Amplifier
|1
|-
|NE555 Timer
|1
|-
|2.1x5.5mm barrel connector
|1
|-
|2 positions terminal connector
|3
|-
|3 positions right angle pin header
|2
|-
|~1 meter 20AWG cable (for the inductors)
|1
|-
|~100' 22 gauge multi-strand wire (for the following wire)
|1
|-
|}
 
{| style="margin:auto;"
|- style="vertical-align:top;"
{|class="wikitable" style="margin:auto"
|+Soil Mechanism Materials
!Description
!Count
|-
|M3 Heat Insert
|3
|-
|3030 L-bracket
|1
|-
|M6x15mm
|1
|-
|M4 3030 T-nut
|1
|-
|M4x16mm
|1
|-
|NEMA11 Motor
|1
|-
|M2.5x6mm
|4
|-
|M3 Hex Nut
|3
|-
|M3x5mm Set Screw
|1
|-
|M3x10mm
|2
|-
|M2.5x10mm
|4
|-
|M2.5 Hex Nut
|4
|-
|Stemma Soil Sensor
|1
|-
|M3x12mm
|2
|-
|M3x16mm
|1
|-
|}
 
{| style="margin:auto;"
|- style="vertical-align:top;"
{|class="wikitable" style="margin:auto"
|+Main Board
!Description
!Count
|-
|Raspberry Pi 4
|1
|-
|O-Drive Control Board
|1
|-
|50W Power Resistor
|1
|-
|6s LiPo 22.2V Battery
|1
|-
|Voltage Sensor
|1
|-
|5V Regulator
|1
|-
|Analog to Digital Converter
|1
|-
|Large Power Rail (for 24V)
|1
|-
|Small Power Rail (for 5V/GND)
|2
|-
|Automotive Relay
|1
|-
|Relay Holder
|1
|-
|M2.5x10 Screws
|14
|-
|M3 Nylon Standoffs
|4
|-
|M4x10 Screws
|2
|-
|M5x10 Screws
|2
|-
|}
 
<br>'''3D Printed Parts'''
<br>'''3D Printed Parts'''
*[[OSHE Growbot Motor Encoders]]
*[[OSHE Growbot Motor Encoders]]

Revision as of 00:48, 7 May 2020

Bill of Materials

This project has been divided into multiple subsystems; frame, propulsion system, control system, power system.

Frame
Description Count
187 mm Aluminium Extrusion 4
213 mm Aluminium Extrusion 8
Aluminium Corner Joints 8
5 mm Hex Screws 64
Axle Assembly
Description Count
10 mm Axle (87.5mm Long( 4
Bearing Carrier 4
10 mm Shaft Collar 8
72-Tooth Gear 4
Wheel 4
Tires 4
35mm 3mm Hex Bolts 20
3mm hex nuts 20
Bearings 8
Drivetrain
Description Count
Axle-Assmebly 4
Assembled Frame 1
5mm hex cap bolts (20mm long) 4
5mm hex cap bolts (10mm long) 4
Roller Chain (ISO Number 05B, 8 mm Pitch) 3 ft
9-tooth gear 2
3mm Hex Bolts (15mm long) 2
3mm hex nuts 2
Wire Guidance Materials
Description Count
Generator PCB 1
Sensor PCB 1
ADS1115 ADC 1
3.3 kΩ Resistor 1
12 kΩ Resistor 1
47 Ω Resistor 1
10 kΩ Resistor 4
1 MΩ Resistor 4
4.7 kΩ Potentiometer 1
12 kΩ Resistor 1
100 nF Capacitor 2
1.2 nF Capacitor 1
1 uF Capacitor 1
22 nF Capacitor 2
1 mH Inductor 2
LM324N Amplifier 1
NE555 Timer 1
2.1x5.5mm barrel connector 1
2 positions terminal connector 3
3 positions right angle pin header 2
~1 meter 20AWG cable (for the inductors) 1
~100' 22 gauge multi-strand wire (for the following wire) 1
Soil Mechanism Materials
Description Count
M3 Heat Insert 3
3030 L-bracket 1
M6x15mm 1
M4 3030 T-nut 1
M4x16mm 1
NEMA11 Motor 1
M2.5x6mm 4
M3 Hex Nut 3
M3x5mm Set Screw 1
M3x10mm 2
M2.5x10mm 4
M2.5 Hex Nut 4
Stemma Soil Sensor 1
M3x12mm 2
M3x16mm 1
Main Board
Description Count
Raspberry Pi 4 1
O-Drive Control Board 1
50W Power Resistor 1
6s LiPo 22.2V Battery 1
Voltage Sensor 1
5V Regulator 1
Analog to Digital Converter 1
Large Power Rail (for 24V) 1
Small Power Rail (for 5V/GND) 2
Automotive Relay 1
Relay Holder 1
M2.5x10 Screws 14
M3 Nylon Standoffs 4
M4x10 Screws 2
M5x10 Screws 2


3D Printed Parts

FA compass icon.svgAngle down icon.svgMenu
Growbot

Preparatory Materials

Assembly

Follow-up information

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