Revar Desmera edited this page Jan 10, 2018 · 77 revisions

Bill Of Materials for Snappy v1.1

Required Tools

You will need the following tools to assemble this printer.

Qty Description
1 Multimeter for checking wiring.
1 Soldering iron.
1 Small rubber mallet to help convince some parts to join.
1 Mineral oil for lubrication.
1 Fine grit sandpaper to clean up the rails.
1 Optional cyanoacrylate glue. (super-glue)

Electronics

You'll need controller electronics to drive the Snappy. Here's what I recommend. Prices given are based on what I found on Amazon with a cursory search. All parts found had free shipping options. All costs are in US Dollars.

Qty Description Total Cost Where Found
1 Power Supply, 120W. (300W w/ Heated Bed) ~$20 Amazon.com
1 Controller electronics. (RAMPS1.4+2560+Pololus) ~$45 Amazon.com
3 Mechanical microswitch end-stops and wiring. ~$ 5 Amazon.com
5 NEMA17 Stepper Motors, 40mm length, 1m cable ~$65 Amazon.com
1 J-Head Extruder hot end w/heater, thermistor. ~$32 Amazon.com
2 40mm 12v 2-pin cooling fan, 10mm thick. ~$ 4 Amazon.com
1m Wire, dual conductor, 22 gauge, stranded ~$ 1 Amazon.com
1 Heated Build Platform. (optional) ~$ 9 Amazon.com

Hardware

You'll need the following Hardware to build the cartesian frame:

Qty Description Total Cost Where Found
2.4Kg Plastic Filament. (@ $30/Kg) ~$72 MatterHackers.com
2 ACME threaded rod, 3/8"-8 x 12" ~$18 McMaster.com
1 Extruder Drive Gear ~$ 4 Amazon.com
1 686 bearing. ~$ 1 Amazon.com
1 Borosilicate glass build platform. (213x200mm) ~$22 Amazon.com
4 Mini binder clips. ~$ 3 Amazon.com

Total Cost

Not counting shipping costs, time, and labor.

  • ~$292 without Heated Bed.
  • ~$310 with Heated Bed.

Printed Parts

All parts should be printable inside a 150mm x 135mm x 110mm build volume. The sled end-cap part, which is longer than 150mm, can be printed diagonally.

Recommended slicer settings:

  • 3 perimeters layers
  • 3 top and bottom layers
  • 0.3 or smaller layer height
  • 20% or better infill
  • grid/rectangular infill
  • No support necessary
  • No Raft or brim necessary

You will need to print out the following parts:

Qty Name Image
1 Slop Calibrator (download)
2 Rail X-Y Motor Segment (download)
1 Drive Gears (download)
4 Motor Mount Plates (download)
10 Rail Segment (download)
4 X-Y Slider Sled (download)
2 X-Y Joiner (download)
2 Sled Endcap (download)
1 Platform Supports (download)
2 Rail Y Endcap (download)
2 Y-Z Bottom Joiner (download)
4 Support Legs (download)
2 Rail Z Motor Segment (download)
2 Lifter Rod Coupler (download)
2 Lifter Lock Nut (download)
2 Z Slider Sled (download)
1 J-Head Extruder Platform (download)
1 Extruder Motor Clip (download)
1 Extruder Idler & Latch (download)
1 Extruder Fan Shroud (download)
1 Extruder Fan Clip (download)
1 Cooling Fan Shroud (download)
1 Rail Z Endcap (download)
1 Spool Holder (download)
2 Cable Chain Links (download)
1 Cable-Chain Mounts (download)

And one of the following motherboard mounts, depending on which electronics you use:

Qty Name Image
1 RAMPS MotherBoard Mount (download)
1 RAMBo MotherBoard Mount (download)

So, overall, about 160+ hours of printing.

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