Filament Dry Box Challenge

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Overview

Goal

Create a more cost-effective version of FilaBot's FilaBox

Target price

$30/box, including both materials and estimated manufacturing costs

Deadline

2016-01-31 23:59:59.999 EST with reference to time.mtu.edu

Submission Format

CAD

  • Ready to cut vector file
  • Accepted formats
    • PDF
    • DXF
    • SVG

BOM

  • Purchase information
    • dimensions (as applicable)
    • part number or direct link to product page (as applicable)
    • quantity
    • suggested vendor
    • price
  • Accepted formats
    • XLSX
    • XLS
    • ODS
    • CSV

Submission Transfer

Required Features

  • Identical dimensions, interior and exterior, to the FilaBox
  • Front face must be clear
    • View type of filament
    • View desiccant to check whether it needs baking
    • View remaining filament level
  • Analog hygrometer in front face to indicate internal humidity
  • Exit hole for filament in similar size and location to FilaBox'
  • Spool support similar to FilaBox' to accommodate differing sizes of spool

Bonus Project

Goal

Digital reporting of humidity per box, twice per day

Reporting

  • Initial thought is a DHT22 tied to an ESP8266 module, reporting on MQTT
    • Box ID
    • Battery level
    • Humidity level

Runtime

  • 30-45 days, assuming 2 reporting periods a day
  • Accepted Battery
    • COTS lithium rechargable with management circuits
    • COTS nickel rechargable, either permanently mounted or removable

Target Price

$25/box, including all materials and any manufacturing costs

Submission Format

CAD

  • Ready to manufacture board file
  • Accepted formats
    • EAGLE brd/sch
    • Gerbers

BOM

  • Purchase information
    • part number or direct link to product page
    • quantity
    • suggested vendor
    • price
  • Accepted formats
    • XLSX
    • XLS
    • ODS
    • CSV

Submission Transfer

Bonus Bonus Project

Goal

  • Low-power local information display
    • eInk
    • LCD without backlight
    • OLED

Reporting

  • Display reports information locally
    • Box contents
      • SeeMeCNC Blue PLA 1.65mm 215°C / 75°C
    • Humidity level
    • Battery level
    • Box ID
    • Last measurement date/time stamp

Runtime

  • 30-45 days, assuming 2 reporting periods a day
  • Accepted Battery
    • COTS lithium rechargable with management circuits
    • COTS nickel rechargable, either permanently mounted or removable

Target Price

$25/box above prior project cost, including all materials and any manufacturing costs

Submission Format

CAD

  • Ready to manufacture board file
  • Accepted formats
    • EAGLE brd/sch
    • Gerbers

BOM

  • Purchase information
    • part number or direct link to product page
    • quantity
    • suggested vendor
    • price
  • Accepted formats
    • XLSX
    • XLS
    • ODS
    • CSV

Submission Transfer

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