Replacement Parts

For those of you who purchased only the Wonderstructs plans or need to purchase a replacement part, here is information and links for samples of the non-wood parts.

Motor

1 motor. At least one side must be less than 27mm Speed must go from 0-45 RPM Torque 100 in-oz or better. Input voltage 9V. Output shaft must be square or rectangular, and have screwhole for mounting. Must have two wires for power.

Example: https://solarbotics.com/product/gm17/

Motor Speed Controller

1 Speed controller. Needs to be able to take 9V.

Image result for RioRand RR-PWM-15V

Example: https://amzn.to/2C87T2G

9-Volt DC Power Adapter

1 Power adapter.

Example: https://amzn.to/2PyZnf9

Pigtail Adapter

1 Pigtail adapter. This is used to connect the power supply to the speed controller.

https://amzn.to/2oC0rTL

Wire

3 meters of wire to carry power from the speed controller to the motor at the top of the conveyor.

Example: https://amzn.to/2LTKLoi

O-Rings

140 O-rings are needed for the conveyor.

0.07 inch width, 0.239 inch inner diamter, 0.379 inch outer diameter, hardness of Durometer 50A (Soft).

Example: https://www.mcmaster.com/#2418t116/=1eflwx4

Magnets

Image result for neodymium magnets

140 Neodymium magnets. N42 strength or greater. 8mm diameter, 3mm thickness.

Example: https://bit.ly/2PwJntN

Marbles

Game Boulder Asst. 1"

15 1-inch glass marbles

Example: https://www.moonmarble.com/p-794-game-boulder-asst-1.aspx

Adhesive Strips for Walls

Example: https://www.ontimesupplies.com/mmm1702448es-poster-strips-value-pack-white-48-pack.html

Metal Bearings

8mm inside diameter, 22mm outer diameter.

Example: https://amzn.to/2PZAM3S

Chimes

4 chimes are needed. Approximately 10mm in diameter. Chimes should have 2 small holes on end that a string can be threaded through.

Example: https://bit.ly/2NbO0vW

Stainless Steel Pins

4 pins are needed for the 4 switches

3mm diameter x 35mm length

Example: https://bit.ly/2ozuqvC

Springs

4 springs are needed for the 4 switches.

Wire diameter: 0.5mm. Coil diameter 6.4mm, coil height 5.4mm.

Example: http://www.centuryspring.com/compression-spring-10269.html

We also found that the spring from a ball point pen will work, but you may have to trim the length.

Screws, Washers, and Nuts

2 screws for motor mount, m1.8 x 0.35 x 25mm long

2 screws to motor mount to the back panel: m1.8 x 0.35 x 10mm long

4 nuts to hold the screws in place: m1.8 x 0.35

4 washers: 8mm OD x 2mm ID x 1mm thickness"

1 screw to hold the gear on the motor: Plastic thread-forming screw, 2mm x 12mm long, phillips head