2. engineering

Bogs Paddleducks

My build log of Bogstandard's Paddleducks Marine twin cylinder, double acting, steam engine.
Full build log can be found http://madmodder.net/index.php?topic=1525.0
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The top halves of the eccentric straps with the connecting rod holes in the centre and the oil holes offset slightly.
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The top halves of the eccentric straps with the connecting rod holes in the centre and the oil holes offset slightly.

  • The boss finished on the eccentric
  • A mock up of the bottom plate with crank assembly, eccentrics and flywheel in place
  • Top plate support rods turned to length, drilled and tapped each end
  • All the parts that have been made so far, assembled for the first time
  • All the parts that have been made so far, assembled for the first time
  • Drilling the con rod
  • Con rods made and rounded over
  • Drilling the piston valve
  • Drilling the steam ports in the piston valve
  • Piston valve's
  • Clocking the bore of the piston valve to center before reaming
  • Using a scrap of Ali plate to rest the tool on while loosening the chuck, it stops the tool from taking a nose-dive to the concrete floor.
  • Shaping the top of the piston valves
  • The steam chest covers
  • Turning the piston valve
  • Both piston valves turned
  • The eccentric strap blanks
  • Eccentric Straps with eccentrics fitted
  • The top halves of the eccentric straps with the connecting rod holes in the centre and the oil holes offset slightly.
  • Eccentric straps shaped
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