Ardumower Chassis 'mountain mod'
Inhaltsverzeichnis
Abstract
This page describes (as a 'hack') how to modify the Ardumower Chassis to run up higher slopes with it (tested up to 30 percent). This works by
- turning the front drive into a rear drive and so requires to reverse the drive direction (so front is back and back is front)
- optional: modifying the tire profile (give it more grip)
- Modify tire profile OR
- Off-road version (sand etc.): A bicycle tube or U-form rubber is added around the tire
difference front/rear wheel
environment with slope
Ardumower going on a Safari
Ardumower electronics
Ardumower BumperDuino
Needed parts
- cup
- acrylic glas sheet (1mm)
- rubber band (U-form)
Turning front drive into rear drive
- swap motor cables (right and left)
- swap odometry cables (right and left)
- swap battery charging pin cables (right and left)
- disable ultrasonic sensor
- move perimeter coil from old front to old back side
- use BumperDuino as bumper sensor
Step 1: reverse the direction (front and back), add cup
Alternative: reverse the direction (front and back)
Step 2: Add acrylic glass sheet (1mm)
Step 3: Add rubber band
Step 4: Reverse docking contacts
Step 5a: Modify tire profile
Step 5b: 'Off-road' tire mod using rubber
New rubber tires
pushcart tires adapter
version 1 (OpenSCAD): https://drive.google.com/open?id=1b2QyTGZAHqlq3FxoZMuL9yAjkAN27W_W
version 2 (STL): https://drive.google.com/open?id=1Z5-RnOGF6VBqRKgV-_IFwwNccazjhj48
https://forum.ardumower.de/threads/traktion.22179
https://forum.ardumower.de/threads/3d-teile-und-zubeh%C3%B6r-f%C3%BCr-den-ardumower.22588/
Pictures
Tire mod with U-form rubber
Inside (prototype)
modified tire profile
Inside (PCB)
'Off-road' tire mod using bicycle tube
Electronics box
BumperDuino
Videos
- BumperDuino
- pushcart tires
- Demo
- Optimized tires
- Bicycle tube tires for 'off-road'
- Ardumower rear/front driven climbing difference
Other ideas
rear driven (idea)
rear driven (experimental)
