Standup Desk, BOM - Kadin Feldis                       Attribution Non-commercial Share Alike License

Bill of Materials

Quantity    Item                                          Price Per Unit           Total for Item(s)

2x          4'x8' 3/4" finished plywood sheet             $60 x2                   $120
1x          4'x8' 1/4" acyrlic sheet                      $175                     $175
2x          20" linear actuator                           $81                      $162                            
2x          5/16" by 1.5" bolts                          ~$2 x2                    $4
6x          1/4" by 2" bolts                             ~$1 x6                    $6 
2x          Small proto board                            ~$2 x2                    $4
1x          Large proto board                            ~$4                       $4
2x          1" arcade buttons                             $3 x2                    $6
1x          Atmega324                                    ~$5                       $5
1x          40mm fan                                      $5                       $5
1x          5v voltage reg                               ~$1                       $1
1x          4 channel relay                              ~$8                       $8
1x          PC power supply                               free

Total Cost:
~$500


Materials Used, Available at Local Fab Lab

Hot glue
Foam tape
Light varnish
Wire
Zip ties
Wood Screws
16x2 LCD Screen


Tools Used, at Local Fab Lab

Shopbot
60 watt Epilog laser cutter
Stratasys Dimension 3d printer
Power drill
Sand Paper
File
Chisle
Hammer


Digital Processes

Solidworks - AutoCAD - Aspire - ShopBot
Solidworks - AutoCAD - Adobe Illustrator - Epilog Laser Cutter
Solidworks - MeshMixer - Stratasys Dimension 3d printer


Tasks, In a 4 Day Outline

Day 1
1. Desktop parts layout in AutoCAD
2. Press fit test cuts
3. Mill desktop parts using results from test cuts
4. Start work on PCB (get voltage reg done)
5. Glue desktop back horizontal support
6. Print actuator top brackets on Stratasys
Day 2
1. Varnish destop parts
2. Dissolve actuator top brackets support material
3. Bolt on actuator top brackets
4. Acetone coat actuator top brackets
5. Continue work on PCB (add programming header and Atmega)
Day 3
1. Design electronics housing
2. Mill acrylic
3. Continue work on PCB (add button and fan headers)
4. Print actuator bottom brackets
Day 4
1. Mill desk base
2. Put electronics in electronics housing
3. Add power supply (turned into, butcher old pc power supply)
4. Varnish desk bottom
5. Finalize wiring
6. Press fit and bolt in linear actuators
7. Assemble desk

CELEBRATE! (and take some spelling classes)