The STEMFIE rubber-band-driven car is easy and quick to build and demonstrates the retention and controlled release of energy to achieve motion. The inspiration for this design is borrowed from science classes in schools, using the mousetrap car.
Information
- Number of 3D-printed parts: 44
- Number of buildplates: 4 plates < 140 x 140 mm)
- Non-printed items: A short piece of string, three small rubber bands.
- Tools: Spanner (SPN-TOL-0004) and driver (SPN-TOL-0001)
- Assembly time: 10 minutes
Parts list
Click the links below to download each individual STL file. You can also download the ready-made four build plates.
- Beam AGD ESS USH SYM BU3x2x1 - SPN-BEM-0301 (1x)
- Beam STR ESS BU1x1x4 - SPN-BEM-0041 (1x)
- Brace CRN ERR ASYM BU1x2x6x0.25 - SPN-BRC-0102 (2x)
- Brace STR ERR BU1x4x0.25 - SPN-BRC-0003 (4x)
- Nut PH CL BU1x5mm - SPN-NUT-0018 (6x)
- Nut CPN RH BU1x1.75 - SPN-NUT-0038 (1x)
- Nut RH BU01.00x5mm - SPN-NUT-0001 (1x)
- Pin CL RHD BU1.75 - SPN-PIN-0047 (4x)
- Pin CL RHD BU4.25 - SPN-PIN-0057 (1x)
- Pin CL RHD BU5.75 - SPN-PIN-0063 (1x)
- Wheel PLY FXD BRD THREYE BU1x1 - SPN-WHL0005 (1x)
- Shoulder Screw RHD RH BU01.00 - SPN-SSC-0044 (1x)
- Shoulder Screw RHD RH BU01.75 - SPN-SSC-0047 (1x)
- Sign URL SLTD BU1x1x3x1 - SPN-SGN-0001 (1x)
- Pin SPP INR LCT BDR BU1.00x0.50 - SPN-PIN-0094 (1x)
- Washer FXD BU1x0.25 - SPN-WSR-0001 (7x)
- Washer FRE BU1x0.25 - SPN-WSR-0038 (6x)
- Wheel GND TTRD FRE BU3.00x1.00 - SPN-WHL-0001 (2x)
- Wheel GND TTRD FXD BU3.00x1.00 - SPN-WHL-0002 (2x)
- Tool Driver NUT SCR PIN THR - SPN-TOL-0001 (1x)
- Tool Spanner NUT - SPN-TOL-0004 (1x)
Build plates
Click the links below to download each ready-made build plate as STL files.
Downloads
All the files and instructions for making this project will be released shortly. Stay tuned via the newsletter to receive the download link. Note that you, in the meantime, can do download the ready-made build plates (above) and start 3D printing.
Assembly steps
Gallery
%20v01.jpg "Click to enlarge image STEMFIE - Rubber band-driven car (sps-000001) v01.jpg")
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