mattvenn / arcola-reflow

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Arcola Energy reflow toaster oven

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Use

Software setup on Arlan's mac

Followed these instructions

  • installed cream-dxf.ulp, and exported eagle board file top cream to dxf
  • change silhouette settings to leave dxf instead of scale to fit

Cutting

  • blade settingon silhouette was #2
  • open the dxf in silhouette and cut the vinyl
  • 70 micron vinyl was ordered from thevinylwarehouse from ebay

Apply solder paste

  • Paste from farnell part 149968
  • Align sticker carefully! Can be moved if necessary
  • Use small amount of paste
  • Use a credit card to squeeze paste through holes, drag don't push

Place components

  • Place components, accuracy is good but the process is tolerant to slight placement errors

Cooking!

  • Plug in oven and mains. Ensure oven is no more than 900W
  • Ensure temperature sensor is attached to a place near the boards
  • Press big green button

Inside the box

Firmware

Firmware adapted from work by Adrian Bowyer.

Microcontroller is Atmel mega328 with Arduino Uno bootloader.

CAD

CAD files for the base plate and lid.

BOM

Following are all from farnell:

  • solid state relay rated at 5A: 120028
  • box 1526657
  • 5V, 1A PSU 1765275
  • IEC inlet 313737
  • mains socket 987190

Internal Pictures

base

from left: SSR, PSU, arduino clone (shrimp) and temperature sensor amplifier

lid

from left: mains plug, lcd, IEC inlet, button and temperature sensor

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Language:OpenSCAD 51.6%Language:Arduino 48.4%